From: "Mike Pagano" <mpagano@gentoo.org>
To: gentoo-commits@lists.gentoo.org
Subject: [gentoo-commits] proj/linux-patches:5.15 commit in: /
Date: Tue, 28 Nov 2023 17:52:02 +0000 (UTC) [thread overview]
Message-ID: <1701193913.03a5f144c84894c4d4c9a0c20fbaf6b662872eed.mpagano@gentoo> (raw)
commit: 03a5f144c84894c4d4c9a0c20fbaf6b662872eed
Author: Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Tue Nov 28 17:51:53 2023 +0000
Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Tue Nov 28 17:51:53 2023 +0000
URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=03a5f144
Linux patch 5.15.140
Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org>
0000_README | 4 +
1139_linux-5.15.140.patch | 10649 ++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 10653 insertions(+)
diff --git a/0000_README b/0000_README
index cef5f8c5..d4865937 100644
--- a/0000_README
+++ b/0000_README
@@ -599,6 +599,10 @@ Patch: 1138_linux-5.15.139.patch
From: https://www.kernel.org
Desc: Linux 5.15.139
+Patch: 1139_linux-5.15.140.patch
+From: https://www.kernel.org
+Desc: Linux 5.15.140
+
Patch: 1500_XATTR_USER_PREFIX.patch
From: https://bugs.gentoo.org/show_bug.cgi?id=470644
Desc: Support for namespace user.pax.* on tmpfs.
diff --git a/1139_linux-5.15.140.patch b/1139_linux-5.15.140.patch
new file mode 100644
index 00000000..6758c805
--- /dev/null
+++ b/1139_linux-5.15.140.patch
@@ -0,0 +1,10649 @@
+diff --git a/Makefile b/Makefile
+index 2acf6ff74c958..90d878daaba6e 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,7 +1,7 @@
+ # SPDX-License-Identifier: GPL-2.0
+ VERSION = 5
+ PATCHLEVEL = 15
+-SUBLEVEL = 139
++SUBLEVEL = 140
+ EXTRAVERSION =
+ NAME = Trick or Treat
+
+diff --git a/arch/arm/include/asm/exception.h b/arch/arm/include/asm/exception.h
+index 58e039a851af0..3c82975d46db3 100644
+--- a/arch/arm/include/asm/exception.h
++++ b/arch/arm/include/asm/exception.h
+@@ -10,10 +10,6 @@
+
+ #include <linux/interrupt.h>
+
+-#ifdef CONFIG_FUNCTION_GRAPH_TRACER
+ #define __exception_irq_entry __irq_entry
+-#else
+-#define __exception_irq_entry
+-#endif
+
+ #endif /* __ASM_ARM_EXCEPTION_H */
+diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig
+index 5ab4b0520eabb..68874d3856b91 100644
+--- a/arch/arm64/Kconfig
++++ b/arch/arm64/Kconfig
+@@ -1153,6 +1153,8 @@ choice
+ config CPU_BIG_ENDIAN
+ bool "Build big-endian kernel"
+ depends on !LD_IS_LLD || LLD_VERSION >= 130000
++ # https://github.com/llvm/llvm-project/commit/1379b150991f70a5782e9a143c2ba5308da1161c
++ depends on AS_IS_GNU || AS_VERSION >= 150000
+ help
+ Say Y if you plan on running a kernel with a big-endian userspace.
+
+diff --git a/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi
+index 12e59777363fe..9bb360db6b195 100644
+--- a/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi
++++ b/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi
+@@ -1179,26 +1179,34 @@
+ dma-coherent;
+ };
+
+- usb0: usb@3100000 {
+- status = "disabled";
+- compatible = "snps,dwc3";
+- reg = <0x0 0x3100000 0x0 0x10000>;
+- interrupts = <0 80 0x4>; /* Level high type */
+- dr_mode = "host";
+- snps,quirk-frame-length-adjustment = <0x20>;
+- snps,dis_rxdet_inp3_quirk;
+- snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>;
+- };
++ bus: bus {
++ #address-cells = <2>;
++ #size-cells = <2>;
++ compatible = "simple-bus";
++ ranges;
++ dma-ranges = <0x0 0x0 0x0 0x0 0x100 0x00000000>;
++
++ usb0: usb@3100000 {
++ compatible = "snps,dwc3";
++ reg = <0x0 0x3100000 0x0 0x10000>;
++ interrupts = <0 80 0x4>; /* Level high type */
++ dr_mode = "host";
++ snps,quirk-frame-length-adjustment = <0x20>;
++ snps,dis_rxdet_inp3_quirk;
++ snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>;
++ status = "disabled";
++ };
+
+- usb1: usb@3110000 {
+- status = "disabled";
+- compatible = "snps,dwc3";
+- reg = <0x0 0x3110000 0x0 0x10000>;
+- interrupts = <0 81 0x4>; /* Level high type */
+- dr_mode = "host";
+- snps,quirk-frame-length-adjustment = <0x20>;
+- snps,dis_rxdet_inp3_quirk;
+- snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>;
++ usb1: usb@3110000 {
++ compatible = "snps,dwc3";
++ reg = <0x0 0x3110000 0x0 0x10000>;
++ interrupts = <0 81 0x4>; /* Level high type */
++ dr_mode = "host";
++ snps,quirk-frame-length-adjustment = <0x20>;
++ snps,dis_rxdet_inp3_quirk;
++ snps,incr-burst-type-adjustment = <1>, <4>, <8>, <16>;
++ status = "disabled";
++ };
+ };
+
+ ccn@4000000 {
+diff --git a/arch/arm64/boot/dts/qcom/ipq6018.dtsi b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
+index 3ca198f866c3c..dde6fde10f8d3 100644
+--- a/arch/arm64/boot/dts/qcom/ipq6018.dtsi
++++ b/arch/arm64/boot/dts/qcom/ipq6018.dtsi
+@@ -129,12 +129,6 @@
+ };
+ };
+
+- tcsr_mutex: hwlock {
+- compatible = "qcom,tcsr-mutex";
+- syscon = <&tcsr_mutex_regs 0 0x80>;
+- #hwlock-cells = <1>;
+- };
+-
+ pmuv8: pmu {
+ compatible = "arm,cortex-a53-pmu";
+ interrupts = <GIC_PPI 7 (GIC_CPU_MASK_SIMPLE(4) |
+@@ -175,7 +169,7 @@
+ smem {
+ compatible = "qcom,smem";
+ memory-region = <&smem_region>;
+- hwlocks = <&tcsr_mutex 0>;
++ hwlocks = <&tcsr_mutex 3>;
+ };
+
+ soc: soc {
+@@ -253,9 +247,10 @@
+ #reset-cells = <1>;
+ };
+
+- tcsr_mutex_regs: syscon@1905000 {
+- compatible = "syscon";
+- reg = <0x0 0x01905000 0x0 0x8000>;
++ tcsr_mutex: hwlock@1905000 {
++ compatible = "qcom,ipq6018-tcsr-mutex", "qcom,tcsr-mutex";
++ reg = <0x0 0x01905000 0x0 0x20000>;
++ #hwlock-cells = <1>;
+ };
+
+ tcsr: syscon@1937000 {
+diff --git a/arch/parisc/include/uapi/asm/pdc.h b/arch/parisc/include/uapi/asm/pdc.h
+index 15211723ebf54..ee903551ae105 100644
+--- a/arch/parisc/include/uapi/asm/pdc.h
++++ b/arch/parisc/include/uapi/asm/pdc.h
+@@ -465,6 +465,7 @@ struct pdc_model { /* for PDC_MODEL */
+ unsigned long arch_rev;
+ unsigned long pot_key;
+ unsigned long curr_key;
++ unsigned long width; /* default of PSW_W bit (1=enabled) */
+ };
+
+ struct pdc_cache_cf { /* for PDC_CACHE (I/D-caches) */
+diff --git a/arch/parisc/kernel/entry.S b/arch/parisc/kernel/entry.S
+index 437c8d31f3907..02e849a65aa82 100644
+--- a/arch/parisc/kernel/entry.S
++++ b/arch/parisc/kernel/entry.S
+@@ -497,13 +497,13 @@
+ * to a CPU TLB 4k PFN (4k => 12 bits to shift) */
+ #define PAGE_ADD_SHIFT (PAGE_SHIFT-12)
+ #define PAGE_ADD_HUGE_SHIFT (REAL_HPAGE_SHIFT-12)
++ #define PFN_START_BIT (63-ASM_PFN_PTE_SHIFT+(63-58)-PAGE_ADD_SHIFT)
+
+ /* Drop prot bits and convert to page addr for iitlbt and idtlbt */
+ .macro convert_for_tlb_insert20 pte,tmp
+ #ifdef CONFIG_HUGETLB_PAGE
+ copy \pte,\tmp
+- extrd,u \tmp,(63-ASM_PFN_PTE_SHIFT)+(63-58)+PAGE_ADD_SHIFT,\
+- 64-PAGE_SHIFT-PAGE_ADD_SHIFT,\pte
++ extrd,u \tmp,PFN_START_BIT,PFN_START_BIT+1,\pte
+
+ depdi _PAGE_SIZE_ENCODING_DEFAULT,63,\
+ (63-58)+PAGE_ADD_SHIFT,\pte
+@@ -511,8 +511,7 @@
+ depdi _HUGE_PAGE_SIZE_ENCODING_DEFAULT,63,\
+ (63-58)+PAGE_ADD_HUGE_SHIFT,\pte
+ #else /* Huge pages disabled */
+- extrd,u \pte,(63-ASM_PFN_PTE_SHIFT)+(63-58)+PAGE_ADD_SHIFT,\
+- 64-PAGE_SHIFT-PAGE_ADD_SHIFT,\pte
++ extrd,u \pte,PFN_START_BIT,PFN_START_BIT+1,\pte
+ depdi _PAGE_SIZE_ENCODING_DEFAULT,63,\
+ (63-58)+PAGE_ADD_SHIFT,\pte
+ #endif
+diff --git a/arch/parisc/kernel/head.S b/arch/parisc/kernel/head.S
+index 598d0938449da..2f95c2429f772 100644
+--- a/arch/parisc/kernel/head.S
++++ b/arch/parisc/kernel/head.S
+@@ -69,9 +69,8 @@ $bss_loop:
+ stw,ma %arg2,4(%r1)
+ stw,ma %arg3,4(%r1)
+
+-#if !defined(CONFIG_64BIT) && defined(CONFIG_PA20)
+- /* This 32-bit kernel was compiled for PA2.0 CPUs. Check current CPU
+- * and halt kernel if we detect a PA1.x CPU. */
++#if defined(CONFIG_PA20)
++ /* check for 64-bit capable CPU as required by current kernel */
+ ldi 32,%r10
+ mtctl %r10,%cr11
+ .level 2.0
+diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c
+index 1078784b74c9b..c9fc0edf56b1c 100644
+--- a/arch/powerpc/perf/core-book3s.c
++++ b/arch/powerpc/perf/core-book3s.c
+@@ -1342,8 +1342,7 @@ static void power_pmu_disable(struct pmu *pmu)
+ /*
+ * Disable instruction sampling if it was enabled
+ */
+- if (cpuhw->mmcr.mmcra & MMCRA_SAMPLE_ENABLE)
+- val &= ~MMCRA_SAMPLE_ENABLE;
++ val &= ~MMCRA_SAMPLE_ENABLE;
+
+ /* Disable BHRB via mmcra (BHRBRD) for p10 */
+ if (ppmu->flags & PPMU_ARCH_31)
+@@ -1354,7 +1353,7 @@ static void power_pmu_disable(struct pmu *pmu)
+ * instruction sampling or BHRB.
+ */
+ if (val != mmcra) {
+- mtspr(SPRN_MMCRA, mmcra);
++ mtspr(SPRN_MMCRA, val);
+ mb();
+ isync();
+ }
+diff --git a/arch/powerpc/platforms/powernv/opal-prd.c b/arch/powerpc/platforms/powernv/opal-prd.c
+index 113bdb151f687..40e26e9f318fd 100644
+--- a/arch/powerpc/platforms/powernv/opal-prd.c
++++ b/arch/powerpc/platforms/powernv/opal-prd.c
+@@ -24,13 +24,20 @@
+ #include <linux/uaccess.h>
+
+
++struct opal_prd_msg {
++ union {
++ struct opal_prd_msg_header header;
++ DECLARE_FLEX_ARRAY(u8, data);
++ };
++};
++
+ /*
+ * The msg member must be at the end of the struct, as it's followed by the
+ * message data.
+ */
+ struct opal_prd_msg_queue_item {
+- struct list_head list;
+- struct opal_prd_msg_header msg;
++ struct list_head list;
++ struct opal_prd_msg msg;
+ };
+
+ static struct device_node *prd_node;
+@@ -156,7 +163,7 @@ static ssize_t opal_prd_read(struct file *file, char __user *buf,
+ int rc;
+
+ /* we need at least a header's worth of data */
+- if (count < sizeof(item->msg))
++ if (count < sizeof(item->msg.header))
+ return -EINVAL;
+
+ if (*ppos)
+@@ -186,7 +193,7 @@ static ssize_t opal_prd_read(struct file *file, char __user *buf,
+ return -EINTR;
+ }
+
+- size = be16_to_cpu(item->msg.size);
++ size = be16_to_cpu(item->msg.header.size);
+ if (size > count) {
+ err = -EINVAL;
+ goto err_requeue;
+@@ -352,7 +359,7 @@ static int opal_prd_msg_notifier(struct notifier_block *nb,
+ if (!item)
+ return -ENOMEM;
+
+- memcpy(&item->msg, msg->params, msg_size);
++ memcpy(&item->msg.data, msg->params, msg_size);
+
+ spin_lock_irqsave(&opal_prd_msg_queue_lock, flags);
+ list_add_tail(&item->list, &opal_prd_msg_queue);
+diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
+index ec5d84b4958c5..aa5f8074e9b10 100644
+--- a/arch/powerpc/platforms/pseries/iommu.c
++++ b/arch/powerpc/platforms/pseries/iommu.c
+@@ -1241,7 +1241,6 @@ static bool enable_ddw(struct pci_dev *dev, struct device_node *pdn)
+ u32 ddw_avail[DDW_APPLICABLE_SIZE];
+ struct dma_win *window;
+ struct property *win64;
+- bool ddw_enabled = false;
+ struct failed_ddw_pdn *fpdn;
+ bool default_win_removed = false, direct_mapping = false;
+ bool pmem_present;
+@@ -1256,7 +1255,6 @@ static bool enable_ddw(struct pci_dev *dev, struct device_node *pdn)
+
+ if (find_existing_ddw(pdn, &dev->dev.archdata.dma_offset, &len)) {
+ direct_mapping = (len >= max_ram_len);
+- ddw_enabled = true;
+ goto out_unlock;
+ }
+
+@@ -1411,8 +1409,8 @@ static bool enable_ddw(struct pci_dev *dev, struct device_node *pdn)
+ dev_info(&dev->dev, "failed to map DMA window for %pOF: %d\n",
+ dn, ret);
+
+- /* Make sure to clean DDW if any TCE was set*/
+- clean_dma_window(pdn, win64->value);
++ /* Make sure to clean DDW if any TCE was set*/
++ clean_dma_window(pdn, win64->value);
+ goto out_del_list;
+ }
+ } else {
+@@ -1459,7 +1457,6 @@ static bool enable_ddw(struct pci_dev *dev, struct device_node *pdn)
+ spin_unlock(&dma_win_list_lock);
+
+ dev->dev.archdata.dma_offset = win_addr;
+- ddw_enabled = true;
+ goto out_unlock;
+
+ out_del_list:
+@@ -1495,10 +1492,10 @@ out_unlock:
+ * as RAM, then we failed to create a window to cover persistent
+ * memory and need to set the DMA limit.
+ */
+- if (pmem_present && ddw_enabled && direct_mapping && len == max_ram_len)
++ if (pmem_present && direct_mapping && len == max_ram_len)
+ dev->dev.bus_dma_limit = dev->dev.archdata.dma_offset + (1ULL << len);
+
+- return ddw_enabled && direct_mapping;
++ return direct_mapping;
+ }
+
+ static void pci_dma_dev_setup_pSeriesLP(struct pci_dev *dev)
+diff --git a/arch/riscv/kernel/probes/simulate-insn.c b/arch/riscv/kernel/probes/simulate-insn.c
+index a20568bd1f1a8..41bf1eb0110dd 100644
+--- a/arch/riscv/kernel/probes/simulate-insn.c
++++ b/arch/riscv/kernel/probes/simulate-insn.c
+@@ -24,7 +24,7 @@ static inline bool rv_insn_reg_set_val(struct pt_regs *regs, u32 index,
+ unsigned long val)
+ {
+ if (index == 0)
+- return false;
++ return true;
+ else if (index <= 31)
+ *((unsigned long *)regs + index) = val;
+ else
+diff --git a/arch/s390/mm/page-states.c b/arch/s390/mm/page-states.c
+index 18a6381097a90..627767fdc85e2 100644
+--- a/arch/s390/mm/page-states.c
++++ b/arch/s390/mm/page-states.c
+@@ -131,7 +131,7 @@ static void mark_kernel_pud(p4d_t *p4d, unsigned long addr, unsigned long end)
+ continue;
+ if (!pud_folded(*pud)) {
+ page = phys_to_page(pud_val(*pud));
+- for (i = 0; i < 3; i++)
++ for (i = 0; i < 4; i++)
+ set_bit(PG_arch_1, &page[i].flags);
+ }
+ mark_kernel_pmd(pud, addr, next);
+@@ -152,7 +152,7 @@ static void mark_kernel_p4d(pgd_t *pgd, unsigned long addr, unsigned long end)
+ continue;
+ if (!p4d_folded(*p4d)) {
+ page = phys_to_page(p4d_val(*p4d));
+- for (i = 0; i < 3; i++)
++ for (i = 0; i < 4; i++)
+ set_bit(PG_arch_1, &page[i].flags);
+ }
+ mark_kernel_pud(p4d, addr, next);
+@@ -174,7 +174,7 @@ static void mark_kernel_pgd(void)
+ continue;
+ if (!pgd_folded(*pgd)) {
+ page = phys_to_page(pgd_val(*pgd));
+- for (i = 0; i < 3; i++)
++ for (i = 0; i < 4; i++)
+ set_bit(PG_arch_1, &page[i].flags);
+ }
+ mark_kernel_p4d(pgd, addr, next);
+diff --git a/arch/x86/crypto/sha1_ssse3_glue.c b/arch/x86/crypto/sha1_ssse3_glue.c
+index 44340a1139e0b..959afa705e95c 100644
+--- a/arch/x86/crypto/sha1_ssse3_glue.c
++++ b/arch/x86/crypto/sha1_ssse3_glue.c
+@@ -24,8 +24,17 @@
+ #include <linux/types.h>
+ #include <crypto/sha1.h>
+ #include <crypto/sha1_base.h>
++#include <asm/cpu_device_id.h>
+ #include <asm/simd.h>
+
++static const struct x86_cpu_id module_cpu_ids[] = {
++ X86_MATCH_FEATURE(X86_FEATURE_AVX2, NULL),
++ X86_MATCH_FEATURE(X86_FEATURE_AVX, NULL),
++ X86_MATCH_FEATURE(X86_FEATURE_SSSE3, NULL),
++ {}
++};
++MODULE_DEVICE_TABLE(x86cpu, module_cpu_ids);
++
+ static int sha1_update(struct shash_desc *desc, const u8 *data,
+ unsigned int len, sha1_block_fn *sha1_xform)
+ {
+@@ -301,6 +310,9 @@ static inline void unregister_sha1_ni(void) { }
+
+ static int __init sha1_ssse3_mod_init(void)
+ {
++ if (!x86_match_cpu(module_cpu_ids))
++ return -ENODEV;
++
+ if (register_sha1_ssse3())
+ goto fail;
+
+diff --git a/arch/x86/crypto/sha256_ssse3_glue.c b/arch/x86/crypto/sha256_ssse3_glue.c
+index 3a5f6be7dbba4..d25235f0ccafc 100644
+--- a/arch/x86/crypto/sha256_ssse3_glue.c
++++ b/arch/x86/crypto/sha256_ssse3_glue.c
+@@ -38,11 +38,20 @@
+ #include <crypto/sha2.h>
+ #include <crypto/sha256_base.h>
+ #include <linux/string.h>
++#include <asm/cpu_device_id.h>
+ #include <asm/simd.h>
+
+ asmlinkage void sha256_transform_ssse3(struct sha256_state *state,
+ const u8 *data, int blocks);
+
++static const struct x86_cpu_id module_cpu_ids[] = {
++ X86_MATCH_FEATURE(X86_FEATURE_AVX2, NULL),
++ X86_MATCH_FEATURE(X86_FEATURE_AVX, NULL),
++ X86_MATCH_FEATURE(X86_FEATURE_SSSE3, NULL),
++ {}
++};
++MODULE_DEVICE_TABLE(x86cpu, module_cpu_ids);
++
+ static int _sha256_update(struct shash_desc *desc, const u8 *data,
+ unsigned int len, sha256_block_fn *sha256_xform)
+ {
+@@ -366,6 +375,9 @@ static inline void unregister_sha256_ni(void) { }
+
+ static int __init sha256_ssse3_mod_init(void)
+ {
++ if (!x86_match_cpu(module_cpu_ids))
++ return -ENODEV;
++
+ if (register_sha256_ssse3())
+ goto fail;
+
+diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
+index 5d929e4132828..5672ccb80eb1b 100644
+--- a/arch/x86/include/asm/msr-index.h
++++ b/arch/x86/include/asm/msr-index.h
+@@ -511,6 +511,7 @@
+ #define MSR_AMD64_CPUID_FN_1 0xc0011004
+ #define MSR_AMD64_LS_CFG 0xc0011020
+ #define MSR_AMD64_DC_CFG 0xc0011022
++#define MSR_AMD64_TW_CFG 0xc0011023
+
+ #define MSR_AMD64_DE_CFG 0xc0011029
+ #define MSR_AMD64_DE_CFG_LFENCE_SERIALIZE_BIT 1
+diff --git a/arch/x86/include/asm/numa.h b/arch/x86/include/asm/numa.h
+index e3bae2b60a0db..ef2844d691735 100644
+--- a/arch/x86/include/asm/numa.h
++++ b/arch/x86/include/asm/numa.h
+@@ -12,13 +12,6 @@
+
+ #define NR_NODE_MEMBLKS (MAX_NUMNODES*2)
+
+-/*
+- * Too small node sizes may confuse the VM badly. Usually they
+- * result from BIOS bugs. So dont recognize nodes as standalone
+- * NUMA entities that have less than this amount of RAM listed:
+- */
+-#define NODE_MIN_SIZE (4*1024*1024)
+-
+ extern int numa_off;
+
+ /*
+diff --git a/arch/x86/kernel/cpu/hygon.c b/arch/x86/kernel/cpu/hygon.c
+index c393b8773ace6..9e8380bd4fb9f 100644
+--- a/arch/x86/kernel/cpu/hygon.c
++++ b/arch/x86/kernel/cpu/hygon.c
+@@ -86,8 +86,12 @@ static void hygon_get_topology(struct cpuinfo_x86 *c)
+ if (!err)
+ c->x86_coreid_bits = get_count_order(c->x86_max_cores);
+
+- /* Socket ID is ApicId[6] for these processors. */
+- c->phys_proc_id = c->apicid >> APICID_SOCKET_ID_BIT;
++ /*
++ * Socket ID is ApicId[6] for the processors with model <= 0x3
++ * when running on host.
++ */
++ if (!boot_cpu_has(X86_FEATURE_HYPERVISOR) && c->x86_model <= 0x3)
++ c->phys_proc_id = c->apicid >> APICID_SOCKET_ID_BIT;
+
+ cacheinfo_hygon_init_llc_id(c, cpu);
+ } else if (cpu_has(c, X86_FEATURE_NODEID_MSR)) {
+diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c
+index a067c7ce8e19c..29a96d1c7e2b8 100644
+--- a/arch/x86/kvm/hyperv.c
++++ b/arch/x86/kvm/hyperv.c
+@@ -701,10 +701,12 @@ static int stimer_set_count(struct kvm_vcpu_hv_stimer *stimer, u64 count,
+
+ stimer_cleanup(stimer);
+ stimer->count = count;
+- if (stimer->count == 0)
+- stimer->config.enable = 0;
+- else if (stimer->config.auto_enable)
+- stimer->config.enable = 1;
++ if (!host) {
++ if (stimer->count == 0)
++ stimer->config.enable = 0;
++ else if (stimer->config.auto_enable)
++ stimer->config.enable = 1;
++ }
+
+ if (stimer->config.enable)
+ stimer_mark_pending(stimer, false);
+diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
+index 7e9b615653065..aa6f700f8c5f0 100644
+--- a/arch/x86/kvm/x86.c
++++ b/arch/x86/kvm/x86.c
+@@ -3393,6 +3393,7 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
+ case MSR_AMD64_PATCH_LOADER:
+ case MSR_AMD64_BU_CFG2:
+ case MSR_AMD64_DC_CFG:
++ case MSR_AMD64_TW_CFG:
+ case MSR_F15H_EX_CFG:
+ break;
+
+@@ -3733,6 +3734,7 @@ int kvm_get_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
+ case MSR_AMD64_BU_CFG2:
+ case MSR_IA32_PERF_CTL:
+ case MSR_AMD64_DC_CFG:
++ case MSR_AMD64_TW_CFG:
+ case MSR_F15H_EX_CFG:
+ /*
+ * Intel Sandy Bridge CPUs must support the RAPL (running average power
+diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c
+index e360c6892a584..1a1c0c242f272 100644
+--- a/arch/x86/mm/numa.c
++++ b/arch/x86/mm/numa.c
+@@ -601,13 +601,6 @@ static int __init numa_register_memblks(struct numa_meminfo *mi)
+ if (start >= end)
+ continue;
+
+- /*
+- * Don't confuse VM with a node that doesn't have the
+- * minimum amount of memory:
+- */
+- if (end && (end - start) < NODE_MIN_SIZE)
+- continue;
+-
+ alloc_node_data(nid);
+ }
+
+diff --git a/crypto/pcrypt.c b/crypto/pcrypt.c
+index 9d10b846ccf73..005a36cb21bc4 100644
+--- a/crypto/pcrypt.c
++++ b/crypto/pcrypt.c
+@@ -117,6 +117,8 @@ static int pcrypt_aead_encrypt(struct aead_request *req)
+ err = padata_do_parallel(ictx->psenc, padata, &ctx->cb_cpu);
+ if (!err)
+ return -EINPROGRESS;
++ if (err == -EBUSY)
++ return -EAGAIN;
+
+ return err;
+ }
+@@ -164,6 +166,8 @@ static int pcrypt_aead_decrypt(struct aead_request *req)
+ err = padata_do_parallel(ictx->psdec, padata, &ctx->cb_cpu);
+ if (!err)
+ return -EINPROGRESS;
++ if (err == -EBUSY)
++ return -EAGAIN;
+
+ return err;
+ }
+diff --git a/drivers/acpi/acpi_fpdt.c b/drivers/acpi/acpi_fpdt.c
+index a2056c4c8cb70..271092f2700a1 100644
+--- a/drivers/acpi/acpi_fpdt.c
++++ b/drivers/acpi/acpi_fpdt.c
+@@ -194,12 +194,19 @@ static int fpdt_process_subtable(u64 address, u32 subtable_type)
+ record_header = (void *)subtable_header + offset;
+ offset += record_header->length;
+
++ if (!record_header->length) {
++ pr_err(FW_BUG "Zero-length record found in FPTD.\n");
++ result = -EINVAL;
++ goto err;
++ }
++
+ switch (record_header->type) {
+ case RECORD_S3_RESUME:
+ if (subtable_type != SUBTABLE_S3PT) {
+ pr_err(FW_BUG "Invalid record %d for subtable %s\n",
+ record_header->type, signature);
+- return -EINVAL;
++ result = -EINVAL;
++ goto err;
+ }
+ if (record_resume) {
+ pr_err("Duplicate resume performance record found.\n");
+@@ -208,7 +215,7 @@ static int fpdt_process_subtable(u64 address, u32 subtable_type)
+ record_resume = (struct resume_performance_record *)record_header;
+ result = sysfs_create_group(fpdt_kobj, &resume_attr_group);
+ if (result)
+- return result;
++ goto err;
+ break;
+ case RECORD_S3_SUSPEND:
+ if (subtable_type != SUBTABLE_S3PT) {
+@@ -223,13 +230,14 @@ static int fpdt_process_subtable(u64 address, u32 subtable_type)
+ record_suspend = (struct suspend_performance_record *)record_header;
+ result = sysfs_create_group(fpdt_kobj, &suspend_attr_group);
+ if (result)
+- return result;
++ goto err;
+ break;
+ case RECORD_BOOT:
+ if (subtable_type != SUBTABLE_FBPT) {
+ pr_err(FW_BUG "Invalid %d for subtable %s\n",
+ record_header->type, signature);
+- return -EINVAL;
++ result = -EINVAL;
++ goto err;
+ }
+ if (record_boot) {
+ pr_err("Duplicate boot performance record found.\n");
+@@ -238,7 +246,7 @@ static int fpdt_process_subtable(u64 address, u32 subtable_type)
+ record_boot = (struct boot_performance_record *)record_header;
+ result = sysfs_create_group(fpdt_kobj, &boot_attr_group);
+ if (result)
+- return result;
++ goto err;
+ break;
+
+ default:
+@@ -247,6 +255,18 @@ static int fpdt_process_subtable(u64 address, u32 subtable_type)
+ }
+ }
+ return 0;
++
++err:
++ if (record_boot)
++ sysfs_remove_group(fpdt_kobj, &boot_attr_group);
++
++ if (record_suspend)
++ sysfs_remove_group(fpdt_kobj, &suspend_attr_group);
++
++ if (record_resume)
++ sysfs_remove_group(fpdt_kobj, &resume_attr_group);
++
++ return result;
+ }
+
+ static int __init acpi_init_fpdt(void)
+@@ -255,6 +275,7 @@ static int __init acpi_init_fpdt(void)
+ struct acpi_table_header *header;
+ struct fpdt_subtable_entry *subtable;
+ u32 offset = sizeof(*header);
++ int result;
+
+ status = acpi_get_table(ACPI_SIG_FPDT, 0, &header);
+
+@@ -263,8 +284,8 @@ static int __init acpi_init_fpdt(void)
+
+ fpdt_kobj = kobject_create_and_add("fpdt", acpi_kobj);
+ if (!fpdt_kobj) {
+- acpi_put_table(header);
+- return -ENOMEM;
++ result = -ENOMEM;
++ goto err_nomem;
+ }
+
+ while (offset < header->length) {
+@@ -272,8 +293,10 @@ static int __init acpi_init_fpdt(void)
+ switch (subtable->type) {
+ case SUBTABLE_FBPT:
+ case SUBTABLE_S3PT:
+- fpdt_process_subtable(subtable->address,
++ result = fpdt_process_subtable(subtable->address,
+ subtable->type);
++ if (result)
++ goto err_subtable;
+ break;
+ default:
+ /* Other types are reserved in ACPI 6.4 spec. */
+@@ -282,6 +305,12 @@ static int __init acpi_init_fpdt(void)
+ offset += sizeof(*subtable);
+ }
+ return 0;
++err_subtable:
++ kobject_put(fpdt_kobj);
++
++err_nomem:
++ acpi_put_table(header);
++ return result;
+ }
+
+ fs_initcall(acpi_init_fpdt);
+diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
+index a404dcebc0f90..fa91ca32b9afe 100644
+--- a/drivers/acpi/resource.c
++++ b/drivers/acpi/resource.c
+@@ -467,6 +467,18 @@ static const struct dmi_system_id maingear_laptop[] = {
+ DMI_MATCH(DMI_PRODUCT_NAME, "MG-VCP2-15A3070T"),
+ }
+ },
++ {
++ /* TongFang GMxXGxx/TUXEDO Polaris 15 Gen5 AMD */
++ .matches = {
++ DMI_MATCH(DMI_BOARD_NAME, "GMxXGxx"),
++ },
++ },
++ {
++ /* TongFang GM6XGxX/TUXEDO Stellaris 16 Gen5 AMD */
++ .matches = {
++ DMI_MATCH(DMI_BOARD_NAME, "GM6XGxX"),
++ },
++ },
+ {
+ .ident = "MAINGEAR Vector Pro 2 17",
+ .matches = {
+diff --git a/drivers/atm/iphase.c b/drivers/atm/iphase.c
+index bc8e8d9f176b2..ce56306eeb6ce 100644
+--- a/drivers/atm/iphase.c
++++ b/drivers/atm/iphase.c
+@@ -2293,19 +2293,21 @@ static int get_esi(struct atm_dev *dev)
+ static int reset_sar(struct atm_dev *dev)
+ {
+ IADEV *iadev;
+- int i, error = 1;
++ int i, error;
+ unsigned int pci[64];
+
+ iadev = INPH_IA_DEV(dev);
+- for(i=0; i<64; i++)
+- if ((error = pci_read_config_dword(iadev->pci,
+- i*4, &pci[i])) != PCIBIOS_SUCCESSFUL)
+- return error;
++ for (i = 0; i < 64; i++) {
++ error = pci_read_config_dword(iadev->pci, i * 4, &pci[i]);
++ if (error != PCIBIOS_SUCCESSFUL)
++ return error;
++ }
+ writel(0, iadev->reg+IPHASE5575_EXT_RESET);
+- for(i=0; i<64; i++)
+- if ((error = pci_write_config_dword(iadev->pci,
+- i*4, pci[i])) != PCIBIOS_SUCCESSFUL)
+- return error;
++ for (i = 0; i < 64; i++) {
++ error = pci_write_config_dword(iadev->pci, i * 4, pci[i]);
++ if (error != PCIBIOS_SUCCESSFUL)
++ return error;
++ }
+ udelay(5);
+ return 0;
+ }
+diff --git a/drivers/base/dd.c b/drivers/base/dd.c
+index ab0b2eb5fa07f..0bd166ad6f130 100644
+--- a/drivers/base/dd.c
++++ b/drivers/base/dd.c
+@@ -1228,8 +1228,6 @@ static void __device_release_driver(struct device *dev, struct device *parent)
+ else if (drv->remove)
+ drv->remove(dev);
+
+- device_links_driver_cleanup(dev);
+-
+ devres_release_all(dev);
+ arch_teardown_dma_ops(dev);
+ kfree(dev->dma_range_map);
+@@ -1241,6 +1239,8 @@ static void __device_release_driver(struct device *dev, struct device *parent)
+ pm_runtime_reinit(dev);
+ dev_pm_set_driver_flags(dev, 0);
+
++ device_links_driver_cleanup(dev);
++
+ klist_remove(&dev->p->knode_driver);
+ device_pm_check_callbacks(dev);
+ if (dev->bus)
+diff --git a/drivers/base/regmap/regcache.c b/drivers/base/regmap/regcache.c
+index 0b517a83c4493..b04e8c90aca20 100644
+--- a/drivers/base/regmap/regcache.c
++++ b/drivers/base/regmap/regcache.c
+@@ -325,6 +325,11 @@ static int regcache_default_sync(struct regmap *map, unsigned int min,
+ return 0;
+ }
+
++static int rbtree_all(const void *key, const struct rb_node *node)
++{
++ return 0;
++}
++
+ /**
+ * regcache_sync - Sync the register cache with the hardware.
+ *
+@@ -342,6 +347,7 @@ int regcache_sync(struct regmap *map)
+ unsigned int i;
+ const char *name;
+ bool bypass;
++ struct rb_node *node;
+
+ if (WARN_ON(map->cache_type == REGCACHE_NONE))
+ return -EINVAL;
+@@ -386,6 +392,30 @@ out:
+ map->async = false;
+ map->cache_bypass = bypass;
+ map->no_sync_defaults = false;
++
++ /*
++ * If we did any paging with cache bypassed and a cached
++ * paging register then the register and cache state might
++ * have gone out of sync, force writes of all the paging
++ * registers.
++ */
++ rb_for_each(node, 0, &map->range_tree, rbtree_all) {
++ struct regmap_range_node *this =
++ rb_entry(node, struct regmap_range_node, node);
++
++ /* If there's nothing in the cache there's nothing to sync */
++ ret = regcache_read(map, this->selector_reg, &i);
++ if (ret != 0)
++ continue;
++
++ ret = _regmap_write(map, this->selector_reg, i);
++ if (ret != 0) {
++ dev_err(map->dev, "Failed to write %x = %x: %d\n",
++ this->selector_reg, i, ret);
++ break;
++ }
++ }
++
+ map->unlock(map->lock_arg);
+
+ regmap_async_complete(map);
+diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
+index d2ba849bb8d19..affeca0dbc7ea 100644
+--- a/drivers/block/virtio_blk.c
++++ b/drivers/block/virtio_blk.c
+@@ -743,6 +743,7 @@ static int virtblk_probe(struct virtio_device *vdev)
+ u16 min_io_size;
+ u8 physical_block_exp, alignment_offset;
+ unsigned int queue_depth;
++ size_t max_dma_size;
+
+ if (!vdev->config->get) {
+ dev_err(&vdev->dev, "%s failure: config access disabled\n",
+@@ -844,7 +845,8 @@ static int virtblk_probe(struct virtio_device *vdev)
+ /* No real sector limit. */
+ blk_queue_max_hw_sectors(q, -1U);
+
+- max_size = virtio_max_dma_size(vdev);
++ max_dma_size = virtio_max_dma_size(vdev);
++ max_size = max_dma_size > U32_MAX ? U32_MAX : max_dma_size;
+
+ /* Host can optionally specify maximum segment size and number of
+ * segments. */
+diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
+index c01d02f41bcb3..a862f859f7a50 100644
+--- a/drivers/bluetooth/btusb.c
++++ b/drivers/bluetooth/btusb.c
+@@ -436,6 +436,18 @@ static const struct usb_device_id blacklist_table[] = {
+ { USB_DEVICE(0x13d3, 0x3586), .driver_info = BTUSB_REALTEK |
+ BTUSB_WIDEBAND_SPEECH },
+
++ /* Realtek 8852BE Bluetooth devices */
++ { USB_DEVICE(0x0cb8, 0xc559), .driver_info = BTUSB_REALTEK |
++ BTUSB_WIDEBAND_SPEECH },
++ { USB_DEVICE(0x0bda, 0x887b), .driver_info = BTUSB_REALTEK |
++ BTUSB_WIDEBAND_SPEECH },
++ { USB_DEVICE(0x0bda, 0xb85b), .driver_info = BTUSB_REALTEK |
++ BTUSB_WIDEBAND_SPEECH },
++ { USB_DEVICE(0x13d3, 0x3570), .driver_info = BTUSB_REALTEK |
++ BTUSB_WIDEBAND_SPEECH },
++ { USB_DEVICE(0x13d3, 0x3571), .driver_info = BTUSB_REALTEK |
++ BTUSB_WIDEBAND_SPEECH },
++
+ /* Realtek Bluetooth devices */
+ { USB_VENDOR_AND_INTERFACE_INFO(0x0bda, 0xe0, 0x01, 0x01),
+ .driver_info = BTUSB_REALTEK },
+@@ -2497,6 +2509,9 @@ static int btusb_mtk_hci_wmt_sync(struct hci_dev *hdev,
+ goto err_free_wc;
+ }
+
++ if (data->evt_skb == NULL)
++ goto err_free_wc;
++
+ /* Parse and handle the return WMT event */
+ wmt_evt = (struct btmtk_hci_wmt_evt *)data->evt_skb->data;
+ if (wmt_evt->whdr.op != hdr->op) {
+diff --git a/drivers/clk/qcom/gcc-ipq6018.c b/drivers/clk/qcom/gcc-ipq6018.c
+index cde62a11f5736..4c5c7a8f41d08 100644
+--- a/drivers/clk/qcom/gcc-ipq6018.c
++++ b/drivers/clk/qcom/gcc-ipq6018.c
+@@ -75,7 +75,6 @@ static struct clk_fixed_factor gpll0_out_main_div2 = {
+ &gpll0_main.clkr.hw },
+ .num_parents = 1,
+ .ops = &clk_fixed_factor_ops,
+- .flags = CLK_SET_RATE_PARENT,
+ },
+ };
+
+@@ -89,7 +88,6 @@ static struct clk_alpha_pll_postdiv gpll0 = {
+ &gpll0_main.clkr.hw },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_postdiv_ro_ops,
+- .flags = CLK_SET_RATE_PARENT,
+ },
+ };
+
+@@ -164,7 +162,6 @@ static struct clk_alpha_pll_postdiv gpll6 = {
+ &gpll6_main.clkr.hw },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_postdiv_ro_ops,
+- .flags = CLK_SET_RATE_PARENT,
+ },
+ };
+
+@@ -195,7 +192,6 @@ static struct clk_alpha_pll_postdiv gpll4 = {
+ &gpll4_main.clkr.hw },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_postdiv_ro_ops,
+- .flags = CLK_SET_RATE_PARENT,
+ },
+ };
+
+@@ -246,7 +242,6 @@ static struct clk_alpha_pll_postdiv gpll2 = {
+ &gpll2_main.clkr.hw },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_postdiv_ro_ops,
+- .flags = CLK_SET_RATE_PARENT,
+ },
+ };
+
+@@ -277,7 +272,6 @@ static struct clk_alpha_pll_postdiv nss_crypto_pll = {
+ &nss_crypto_pll_main.clkr.hw },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_postdiv_ro_ops,
+- .flags = CLK_SET_RATE_PARENT,
+ },
+ };
+
+diff --git a/drivers/clk/qcom/gcc-ipq8074.c b/drivers/clk/qcom/gcc-ipq8074.c
+index d6d5defb82c9f..0393154fea2f9 100644
+--- a/drivers/clk/qcom/gcc-ipq8074.c
++++ b/drivers/clk/qcom/gcc-ipq8074.c
+@@ -418,7 +418,6 @@ static struct clk_fixed_factor gpll0_out_main_div2 = {
+ },
+ .num_parents = 1,
+ .ops = &clk_fixed_factor_ops,
+- .flags = CLK_SET_RATE_PARENT,
+ },
+ };
+
+@@ -465,7 +464,6 @@ static struct clk_alpha_pll_postdiv gpll2 = {
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_postdiv_ro_ops,
+- .flags = CLK_SET_RATE_PARENT,
+ },
+ };
+
+@@ -498,7 +496,6 @@ static struct clk_alpha_pll_postdiv gpll4 = {
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_postdiv_ro_ops,
+- .flags = CLK_SET_RATE_PARENT,
+ },
+ };
+
+@@ -532,7 +529,6 @@ static struct clk_alpha_pll_postdiv gpll6 = {
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_postdiv_ro_ops,
+- .flags = CLK_SET_RATE_PARENT,
+ },
+ };
+
+@@ -546,7 +542,6 @@ static struct clk_fixed_factor gpll6_out_main_div2 = {
+ },
+ .num_parents = 1,
+ .ops = &clk_fixed_factor_ops,
+- .flags = CLK_SET_RATE_PARENT,
+ },
+ };
+
+@@ -611,7 +606,6 @@ static struct clk_alpha_pll_postdiv nss_crypto_pll = {
+ },
+ .num_parents = 1,
+ .ops = &clk_alpha_pll_postdiv_ro_ops,
+- .flags = CLK_SET_RATE_PARENT,
+ },
+ };
+
+diff --git a/drivers/clk/socfpga/stratix10-clk.h b/drivers/clk/socfpga/stratix10-clk.h
+index 75234e0783e1c..83fe4eb3133cb 100644
+--- a/drivers/clk/socfpga/stratix10-clk.h
++++ b/drivers/clk/socfpga/stratix10-clk.h
+@@ -7,8 +7,10 @@
+ #define __STRATIX10_CLK_H
+
+ struct stratix10_clock_data {
+- struct clk_hw_onecell_data clk_data;
+ void __iomem *base;
++
++ /* Must be last */
++ struct clk_hw_onecell_data clk_data;
+ };
+
+ struct stratix10_pll_clock {
+diff --git a/drivers/clocksource/timer-atmel-tcb.c b/drivers/clocksource/timer-atmel-tcb.c
+index 27af17c995900..2a90c92a9182a 100644
+--- a/drivers/clocksource/timer-atmel-tcb.c
++++ b/drivers/clocksource/timer-atmel-tcb.c
+@@ -315,6 +315,7 @@ static void __init tcb_setup_dual_chan(struct atmel_tc *tc, int mck_divisor_idx)
+ writel(mck_divisor_idx /* likely divide-by-8 */
+ | ATMEL_TC_WAVE
+ | ATMEL_TC_WAVESEL_UP /* free-run */
++ | ATMEL_TC_ASWTRG_SET /* TIOA0 rises at software trigger */
+ | ATMEL_TC_ACPA_SET /* TIOA0 rises at 0 */
+ | ATMEL_TC_ACPC_CLEAR, /* (duty cycle 50%) */
+ tcaddr + ATMEL_TC_REG(0, CMR));
+diff --git a/drivers/clocksource/timer-imx-gpt.c b/drivers/clocksource/timer-imx-gpt.c
+index 7b2c70f2f353b..fabff69e52e58 100644
+--- a/drivers/clocksource/timer-imx-gpt.c
++++ b/drivers/clocksource/timer-imx-gpt.c
+@@ -454,12 +454,16 @@ static int __init mxc_timer_init_dt(struct device_node *np, enum imx_gpt_type t
+ return -ENOMEM;
+
+ imxtm->base = of_iomap(np, 0);
+- if (!imxtm->base)
+- return -ENXIO;
++ if (!imxtm->base) {
++ ret = -ENXIO;
++ goto err_kfree;
++ }
+
+ imxtm->irq = irq_of_parse_and_map(np, 0);
+- if (imxtm->irq <= 0)
+- return -EINVAL;
++ if (imxtm->irq <= 0) {
++ ret = -EINVAL;
++ goto err_kfree;
++ }
+
+ imxtm->clk_ipg = of_clk_get_by_name(np, "ipg");
+
+@@ -472,11 +476,15 @@ static int __init mxc_timer_init_dt(struct device_node *np, enum imx_gpt_type t
+
+ ret = _mxc_timer_init(imxtm);
+ if (ret)
+- return ret;
++ goto err_kfree;
+
+ initialized = 1;
+
+ return 0;
++
++err_kfree:
++ kfree(imxtm);
++ return ret;
+ }
+
+ static int __init imx1_timer_init_dt(struct device_node *np)
+diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c
+index 1570d6f3e75d3..6e57df7a2249f 100644
+--- a/drivers/cpufreq/cpufreq_stats.c
++++ b/drivers/cpufreq/cpufreq_stats.c
+@@ -131,25 +131,25 @@ static ssize_t show_trans_table(struct cpufreq_policy *policy, char *buf)
+ len += scnprintf(buf + len, PAGE_SIZE - len, " From : To\n");
+ len += scnprintf(buf + len, PAGE_SIZE - len, " : ");
+ for (i = 0; i < stats->state_num; i++) {
+- if (len >= PAGE_SIZE)
++ if (len >= PAGE_SIZE - 1)
+ break;
+ len += scnprintf(buf + len, PAGE_SIZE - len, "%9u ",
+ stats->freq_table[i]);
+ }
+- if (len >= PAGE_SIZE)
+- return PAGE_SIZE;
++ if (len >= PAGE_SIZE - 1)
++ return PAGE_SIZE - 1;
+
+ len += scnprintf(buf + len, PAGE_SIZE - len, "\n");
+
+ for (i = 0; i < stats->state_num; i++) {
+- if (len >= PAGE_SIZE)
++ if (len >= PAGE_SIZE - 1)
+ break;
+
+ len += scnprintf(buf + len, PAGE_SIZE - len, "%9u: ",
+ stats->freq_table[i]);
+
+ for (j = 0; j < stats->state_num; j++) {
+- if (len >= PAGE_SIZE)
++ if (len >= PAGE_SIZE - 1)
+ break;
+
+ if (pending)
+@@ -159,12 +159,12 @@ static ssize_t show_trans_table(struct cpufreq_policy *policy, char *buf)
+
+ len += scnprintf(buf + len, PAGE_SIZE - len, "%9u ", count);
+ }
+- if (len >= PAGE_SIZE)
++ if (len >= PAGE_SIZE - 1)
+ break;
+ len += scnprintf(buf + len, PAGE_SIZE - len, "\n");
+ }
+
+- if (len >= PAGE_SIZE) {
++ if (len >= PAGE_SIZE - 1) {
+ pr_warn_once("cpufreq transition table exceeds PAGE_SIZE. Disabling\n");
+ return -EFBIG;
+ }
+diff --git a/drivers/dma/stm32-mdma.c b/drivers/dma/stm32-mdma.c
+index 58248c8c25a70..76202029a3f0c 100644
+--- a/drivers/dma/stm32-mdma.c
++++ b/drivers/dma/stm32-mdma.c
+@@ -509,7 +509,7 @@ static int stm32_mdma_set_xfer_param(struct stm32_mdma_chan *chan,
+ src_maxburst = chan->dma_config.src_maxburst;
+ dst_maxburst = chan->dma_config.dst_maxburst;
+
+- ccr = stm32_mdma_read(dmadev, STM32_MDMA_CCR(chan->id));
++ ccr = stm32_mdma_read(dmadev, STM32_MDMA_CCR(chan->id)) & ~STM32_MDMA_CCR_EN;
+ ctcr = stm32_mdma_read(dmadev, STM32_MDMA_CTCR(chan->id));
+ ctbr = stm32_mdma_read(dmadev, STM32_MDMA_CTBR(chan->id));
+
+@@ -937,7 +937,7 @@ stm32_mdma_prep_dma_memcpy(struct dma_chan *c, dma_addr_t dest, dma_addr_t src,
+ if (!desc)
+ return NULL;
+
+- ccr = stm32_mdma_read(dmadev, STM32_MDMA_CCR(chan->id));
++ ccr = stm32_mdma_read(dmadev, STM32_MDMA_CCR(chan->id)) & ~STM32_MDMA_CCR_EN;
+ ctcr = stm32_mdma_read(dmadev, STM32_MDMA_CTCR(chan->id));
+ ctbr = stm32_mdma_read(dmadev, STM32_MDMA_CTBR(chan->id));
+ cbndtr = stm32_mdma_read(dmadev, STM32_MDMA_CBNDTR(chan->id));
+diff --git a/drivers/firmware/qcom_scm.c b/drivers/firmware/qcom_scm.c
+index 18e1a4b80401c..139c8c4012542 100644
+--- a/drivers/firmware/qcom_scm.c
++++ b/drivers/firmware/qcom_scm.c
+@@ -136,6 +136,12 @@ static enum qcom_scm_convention __get_convention(void)
+ if (likely(qcom_scm_convention != SMC_CONVENTION_UNKNOWN))
+ return qcom_scm_convention;
+
++ /*
++ * Per the "SMC calling convention specification", the 64-bit calling
++ * convention can only be used when the client is 64-bit, otherwise
++ * system will encounter the undefined behaviour.
++ */
++#if IS_ENABLED(CONFIG_ARM64)
+ /*
+ * Device isn't required as there is only one argument - no device
+ * needed to dma_map_single to secure world
+@@ -156,6 +162,7 @@ static enum qcom_scm_convention __get_convention(void)
+ forced = true;
+ goto found;
+ }
++#endif
+
+ probed_convention = SMC_CONVENTION_ARM_32;
+ ret = __scm_smc_call(NULL, &desc, probed_convention, &res, true);
+diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
+index 71354f505b84b..1f916adf74dd9 100644
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
+@@ -29,6 +29,7 @@
+ #include "amdgpu.h"
+ #include "atom.h"
+
++#include <linux/device.h>
+ #include <linux/pci.h>
+ #include <linux/slab.h>
+ #include <linux/acpi.h>
+@@ -289,6 +290,10 @@ static bool amdgpu_atrm_get_bios(struct amdgpu_device *adev)
+ if (adev->flags & AMD_IS_APU)
+ return false;
+
++ /* ATRM is for on-platform devices only */
++ if (dev_is_removable(&adev->pdev->dev))
++ return false;
++
+ while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_VGA << 8, pdev)) != NULL) {
+ dhandle = ACPI_HANDLE(&pdev->dev);
+ if (!dhandle)
+diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
+index 714178f1b6c6e..9fb8012007e2e 100644
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bo_list.c
+@@ -178,6 +178,7 @@ int amdgpu_bo_list_get(struct amdgpu_fpriv *fpriv, int id,
+ }
+
+ rcu_read_unlock();
++ *result = NULL;
+ return -ENOENT;
+ }
+
+diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
+index 348629ea0e153..beb199d13451b 100644
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
+@@ -458,6 +458,9 @@ static ssize_t amdgpu_debugfs_regs_smc_read(struct file *f, char __user *buf,
+ ssize_t result = 0;
+ int r;
+
++ if (!adev->smc_rreg)
++ return -EPERM;
++
+ if (size & 0x3 || *pos & 0x3)
+ return -EINVAL;
+
+@@ -517,6 +520,9 @@ static ssize_t amdgpu_debugfs_regs_smc_write(struct file *f, const char __user *
+ ssize_t result = 0;
+ int r;
+
++ if (!adev->smc_wreg)
++ return -EPERM;
++
+ if (size & 0x3 || *pos & 0x3)
+ return -EINVAL;
+
+diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+index f57334fff7fc8..19e32f38a4c45 100644
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+@@ -5116,7 +5116,8 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
+ * Flush RAM to disk so that after reboot
+ * the user can read log and see why the system rebooted.
+ */
+- if (need_emergency_restart && amdgpu_ras_get_context(adev)->reboot) {
++ if (need_emergency_restart && amdgpu_ras_get_context(adev) &&
++ amdgpu_ras_get_context(adev)->reboot) {
+ DRM_WARN("Emergency reboot.");
+
+ ksys_sync_helper();
+diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+index 96a8fd0ca1df3..439ea256ed252 100644
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+@@ -1192,7 +1192,8 @@ static void amdgpu_ras_sysfs_remove_bad_page_node(struct amdgpu_device *adev)
+ {
+ struct amdgpu_ras *con = amdgpu_ras_get_context(adev);
+
+- sysfs_remove_file_from_group(&adev->dev->kobj,
++ if (adev->dev->kobj.sd)
++ sysfs_remove_file_from_group(&adev->dev->kobj,
+ &con->badpages_attr.attr,
+ RAS_FS_NAME);
+ }
+@@ -1209,7 +1210,8 @@ static int amdgpu_ras_sysfs_remove_feature_node(struct amdgpu_device *adev)
+ .attrs = attrs,
+ };
+
+- sysfs_remove_group(&adev->dev->kobj, &group);
++ if (adev->dev->kobj.sd)
++ sysfs_remove_group(&adev->dev->kobj, &group);
+
+ return 0;
+ }
+@@ -1257,7 +1259,8 @@ int amdgpu_ras_sysfs_remove(struct amdgpu_device *adev,
+ if (!obj || !obj->attr_inuse)
+ return -EINVAL;
+
+- sysfs_remove_file_from_group(&adev->dev->kobj,
++ if (adev->dev->kobj.sd)
++ sysfs_remove_file_from_group(&adev->dev->kobj,
+ &obj->sysfs_attr.attr,
+ RAS_FS_NAME);
+ obj->attr_inuse = 0;
+diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c
+index 4e8274de8fc0c..083f9c637a82e 100644
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c
+@@ -238,6 +238,8 @@ static int amdgpu_vkms_conn_get_modes(struct drm_connector *connector)
+
+ for (i = 0; i < ARRAY_SIZE(common_modes); i++) {
+ mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
++ if (!mode)
++ continue;
+ drm_mode_probed_add(connector, mode);
+ }
+
+diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
+index 86135ca33e5be..2cbe8ea16f24a 100644
+--- a/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
++++ b/drivers/gpu/drm/amd/amdkfd/kfd_svm.c
+@@ -550,8 +550,15 @@ create_bo_failed:
+
+ void svm_range_vram_node_free(struct svm_range *prange)
+ {
+- svm_range_bo_unref(prange->svm_bo);
+- prange->ttm_res = NULL;
++ /* serialize prange->svm_bo unref */
++ mutex_lock(&prange->lock);
++ /* prange->svm_bo has not been unref */
++ if (prange->ttm_res) {
++ prange->ttm_res = NULL;
++ mutex_unlock(&prange->lock);
++ svm_range_bo_unref(prange->svm_bo);
++ } else
++ mutex_unlock(&prange->lock);
+ }
+
+ struct amdgpu_device *
+@@ -691,7 +698,7 @@ svm_range_apply_attrs(struct kfd_process *p, struct svm_range *prange,
+ prange->flags &= ~attrs[i].value;
+ break;
+ case KFD_IOCTL_SVM_ATTR_GRANULARITY:
+- prange->granularity = attrs[i].value;
++ prange->granularity = min_t(uint32_t, attrs[i].value, 0x3F);
+ break;
+ default:
+ WARN_ONCE(1, "svm_range_check_attrs wasn't called?");
+diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+index 317ddc8071584..f5b257cb32cbd 100644
+--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+@@ -1911,7 +1911,7 @@ static int dm_dmub_sw_init(struct amdgpu_device *adev)
+ struct dmub_srv_create_params create_params;
+ struct dmub_srv_region_params region_params;
+ struct dmub_srv_region_info region_info;
+- struct dmub_srv_fb_params fb_params;
++ struct dmub_srv_memory_params memory_params;
+ struct dmub_srv_fb_info *fb_info;
+ struct dmub_srv *dmub_srv;
+ const struct dmcub_firmware_header_v1_0 *hdr;
+@@ -2021,6 +2021,7 @@ static int dm_dmub_sw_init(struct amdgpu_device *adev)
+ adev->dm.dmub_fw->data +
+ le32_to_cpu(hdr->header.ucode_array_offset_bytes) +
+ PSP_HEADER_BYTES;
++ region_params.is_mailbox_in_inbox = false;
+
+ status = dmub_srv_calc_region_info(dmub_srv, ®ion_params,
+ ®ion_info);
+@@ -2042,10 +2043,10 @@ static int dm_dmub_sw_init(struct amdgpu_device *adev)
+ return r;
+
+ /* Rebase the regions on the framebuffer address. */
+- memset(&fb_params, 0, sizeof(fb_params));
+- fb_params.cpu_addr = adev->dm.dmub_bo_cpu_addr;
+- fb_params.gpu_addr = adev->dm.dmub_bo_gpu_addr;
+- fb_params.region_info = ®ion_info;
++ memset(&memory_params, 0, sizeof(memory_params));
++ memory_params.cpu_fb_addr = adev->dm.dmub_bo_cpu_addr;
++ memory_params.gpu_fb_addr = adev->dm.dmub_bo_gpu_addr;
++ memory_params.region_info = ®ion_info;
+
+ adev->dm.dmub_fb_info =
+ kzalloc(sizeof(*adev->dm.dmub_fb_info), GFP_KERNEL);
+@@ -2057,7 +2058,7 @@ static int dm_dmub_sw_init(struct amdgpu_device *adev)
+ return -ENOMEM;
+ }
+
+- status = dmub_srv_calc_fb_info(dmub_srv, &fb_params, fb_info);
++ status = dmub_srv_calc_mem_info(dmub_srv, &memory_params, fb_info);
+ if (status != DMUB_STATUS_OK) {
+ DRM_ERROR("Error calculating DMUB FB info: %d\n", status);
+ return -EINVAL;
+diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
+index ffe7479a047d8..3919e75fec16d 100644
+--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
++++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
+@@ -886,7 +886,8 @@ static bool dc_construct(struct dc *dc,
+ /* set i2c speed if not done by the respective dcnxxx__resource.c */
+ if (dc->caps.i2c_speed_in_khz_hdcp == 0)
+ dc->caps.i2c_speed_in_khz_hdcp = dc->caps.i2c_speed_in_khz;
+-
++ if (dc->caps.max_optimizable_video_width == 0)
++ dc->caps.max_optimizable_video_width = 5120;
+ dc->clk_mgr = dc_clk_mgr_create(dc->ctx, dc->res_pool->pp_smu, dc->res_pool->dccg);
+ if (!dc->clk_mgr)
+ goto fail;
+@@ -2053,6 +2054,7 @@ static enum surface_update_type get_plane_info_update_type(const struct dc_surfa
+ }
+
+ static enum surface_update_type get_scaling_info_update_type(
++ const struct dc *dc,
+ const struct dc_surface_update *u)
+ {
+ union surface_update_flags *update_flags = &u->surface->update_flags;
+@@ -2087,6 +2089,12 @@ static enum surface_update_type get_scaling_info_update_type(
+ update_flags->bits.clock_change = 1;
+ }
+
++ if (u->scaling_info->src_rect.width > dc->caps.max_optimizable_video_width &&
++ (u->scaling_info->clip_rect.width > u->surface->clip_rect.width ||
++ u->scaling_info->clip_rect.height > u->surface->clip_rect.height))
++ /* Changing clip size of a large surface may result in MPC slice count change */
++ update_flags->bits.bandwidth_change = 1;
++
+ if (u->scaling_info->src_rect.x != u->surface->src_rect.x
+ || u->scaling_info->src_rect.y != u->surface->src_rect.y
+ || u->scaling_info->clip_rect.x != u->surface->clip_rect.x
+@@ -2124,7 +2132,7 @@ static enum surface_update_type det_surface_update(const struct dc *dc,
+ type = get_plane_info_update_type(u);
+ elevate_update_type(&overall_type, type);
+
+- type = get_scaling_info_update_type(u);
++ type = get_scaling_info_update_type(dc, u);
+ elevate_update_type(&overall_type, type);
+
+ if (u->flip_addr)
+diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
+index f0f54f4d3d9bc..5dd57cf170f51 100644
+--- a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
++++ b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
+@@ -562,7 +562,7 @@ uint32_t dc_stream_get_vblank_counter(const struct dc_stream_state *stream)
+ for (i = 0; i < MAX_PIPES; i++) {
+ struct timing_generator *tg = res_ctx->pipe_ctx[i].stream_res.tg;
+
+- if (res_ctx->pipe_ctx[i].stream != stream)
++ if (res_ctx->pipe_ctx[i].stream != stream || !tg)
+ continue;
+
+ return tg->funcs->get_frame_count(tg);
+@@ -621,7 +621,7 @@ bool dc_stream_get_scanoutpos(const struct dc_stream_state *stream,
+ for (i = 0; i < MAX_PIPES; i++) {
+ struct timing_generator *tg = res_ctx->pipe_ctx[i].stream_res.tg;
+
+- if (res_ctx->pipe_ctx[i].stream != stream)
++ if (res_ctx->pipe_ctx[i].stream != stream || !tg)
+ continue;
+
+ tg->funcs->get_scanoutpos(tg,
+diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
+index e0f58fab5e8ed..09a8726c26399 100644
+--- a/drivers/gpu/drm/amd/display/dc/dc.h
++++ b/drivers/gpu/drm/amd/display/dc/dc.h
+@@ -164,6 +164,11 @@ struct dc_caps {
+ uint32_t dmdata_alloc_size;
+ unsigned int max_cursor_size;
+ unsigned int max_video_width;
++ /*
++ * max video plane width that can be safely assumed to be always
++ * supported by single DPP pipe.
++ */
++ unsigned int max_optimizable_video_width;
+ unsigned int min_horizontal_blanking_period;
+ int linear_pitch_alignment;
+ bool dcc_const_color;
+diff --git a/drivers/gpu/drm/amd/display/dmub/dmub_srv.h b/drivers/gpu/drm/amd/display/dmub/dmub_srv.h
+index 0fc4f90d9e3e9..96ceae1e199f7 100644
+--- a/drivers/gpu/drm/amd/display/dmub/dmub_srv.h
++++ b/drivers/gpu/drm/amd/display/dmub/dmub_srv.h
+@@ -166,6 +166,7 @@ struct dmub_srv_region_params {
+ uint32_t vbios_size;
+ const uint8_t *fw_inst_const;
+ const uint8_t *fw_bss_data;
++ bool is_mailbox_in_inbox;
+ };
+
+ /**
+@@ -185,20 +186,25 @@ struct dmub_srv_region_params {
+ */
+ struct dmub_srv_region_info {
+ uint32_t fb_size;
++ uint32_t inbox_size;
+ uint8_t num_regions;
+ struct dmub_region regions[DMUB_WINDOW_TOTAL];
+ };
+
+ /**
+- * struct dmub_srv_fb_params - parameters used for driver fb setup
++ * struct dmub_srv_memory_params - parameters used for driver fb setup
+ * @region_info: region info calculated by dmub service
+- * @cpu_addr: base cpu address for the framebuffer
+- * @gpu_addr: base gpu virtual address for the framebuffer
++ * @cpu_fb_addr: base cpu address for the framebuffer
++ * @cpu_inbox_addr: base cpu address for the gart
++ * @gpu_fb_addr: base gpu virtual address for the framebuffer
++ * @gpu_inbox_addr: base gpu virtual address for the gart
+ */
+-struct dmub_srv_fb_params {
++struct dmub_srv_memory_params {
+ const struct dmub_srv_region_info *region_info;
+- void *cpu_addr;
+- uint64_t gpu_addr;
++ void *cpu_fb_addr;
++ void *cpu_inbox_addr;
++ uint64_t gpu_fb_addr;
++ uint64_t gpu_inbox_addr;
+ };
+
+ /**
+@@ -496,8 +502,8 @@ dmub_srv_calc_region_info(struct dmub_srv *dmub,
+ * DMUB_STATUS_OK - success
+ * DMUB_STATUS_INVALID - unspecified error
+ */
+-enum dmub_status dmub_srv_calc_fb_info(struct dmub_srv *dmub,
+- const struct dmub_srv_fb_params *params,
++enum dmub_status dmub_srv_calc_mem_info(struct dmub_srv *dmub,
++ const struct dmub_srv_memory_params *params,
+ struct dmub_srv_fb_info *out);
+
+ /**
+diff --git a/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c b/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c
+index 75a91cfaf0360..dc4ecbfbd4e83 100644
+--- a/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c
++++ b/drivers/gpu/drm/amd/display/dmub/src/dmub_srv.c
+@@ -318,7 +318,7 @@ dmub_srv_calc_region_info(struct dmub_srv *dmub,
+ uint32_t fw_state_size = DMUB_FW_STATE_SIZE;
+ uint32_t trace_buffer_size = DMUB_TRACE_BUFFER_SIZE;
+ uint32_t scratch_mem_size = DMUB_SCRATCH_MEM_SIZE;
+-
++ uint32_t previous_top = 0;
+ if (!dmub->sw_init)
+ return DMUB_STATUS_INVALID;
+
+@@ -343,8 +343,15 @@ dmub_srv_calc_region_info(struct dmub_srv *dmub,
+ bios->base = dmub_align(stack->top, 256);
+ bios->top = bios->base + params->vbios_size;
+
+- mail->base = dmub_align(bios->top, 256);
+- mail->top = mail->base + DMUB_MAILBOX_SIZE;
++ if (params->is_mailbox_in_inbox) {
++ mail->base = 0;
++ mail->top = mail->base + DMUB_MAILBOX_SIZE;
++ previous_top = bios->top;
++ } else {
++ mail->base = dmub_align(bios->top, 256);
++ mail->top = mail->base + DMUB_MAILBOX_SIZE;
++ previous_top = mail->top;
++ }
+
+ fw_info = dmub_get_fw_meta_info(params);
+
+@@ -363,7 +370,7 @@ dmub_srv_calc_region_info(struct dmub_srv *dmub,
+ dmub->fw_version = fw_info->fw_version;
+ }
+
+- trace_buff->base = dmub_align(mail->top, 256);
++ trace_buff->base = dmub_align(previous_top, 256);
+ trace_buff->top = trace_buff->base + dmub_align(trace_buffer_size, 64);
+
+ fw_state->base = dmub_align(trace_buff->top, 256);
+@@ -374,11 +381,14 @@ dmub_srv_calc_region_info(struct dmub_srv *dmub,
+
+ out->fb_size = dmub_align(scratch_mem->top, 4096);
+
++ if (params->is_mailbox_in_inbox)
++ out->inbox_size = dmub_align(mail->top, 4096);
++
+ return DMUB_STATUS_OK;
+ }
+
+-enum dmub_status dmub_srv_calc_fb_info(struct dmub_srv *dmub,
+- const struct dmub_srv_fb_params *params,
++enum dmub_status dmub_srv_calc_mem_info(struct dmub_srv *dmub,
++ const struct dmub_srv_memory_params *params,
+ struct dmub_srv_fb_info *out)
+ {
+ uint8_t *cpu_base;
+@@ -393,8 +403,8 @@ enum dmub_status dmub_srv_calc_fb_info(struct dmub_srv *dmub,
+ if (params->region_info->num_regions != DMUB_NUM_WINDOWS)
+ return DMUB_STATUS_INVALID;
+
+- cpu_base = (uint8_t *)params->cpu_addr;
+- gpu_base = params->gpu_addr;
++ cpu_base = (uint8_t *)params->cpu_fb_addr;
++ gpu_base = params->gpu_fb_addr;
+
+ for (i = 0; i < DMUB_NUM_WINDOWS; ++i) {
+ const struct dmub_region *reg =
+@@ -402,6 +412,12 @@ enum dmub_status dmub_srv_calc_fb_info(struct dmub_srv *dmub,
+
+ out->fb[i].cpu_addr = cpu_base + reg->base;
+ out->fb[i].gpu_addr = gpu_base + reg->base;
++
++ if (i == DMUB_WINDOW_4_MAILBOX && params->cpu_inbox_addr != 0) {
++ out->fb[i].cpu_addr = (uint8_t *)params->cpu_inbox_addr + reg->base;
++ out->fb[i].gpu_addr = params->gpu_inbox_addr + reg->base;
++ }
++
+ out->fb[i].size = reg->top - reg->base;
+ }
+
+diff --git a/drivers/gpu/drm/amd/include/pptable.h b/drivers/gpu/drm/amd/include/pptable.h
+index 0b6a057e0a4c4..5aac8d545bdc6 100644
+--- a/drivers/gpu/drm/amd/include/pptable.h
++++ b/drivers/gpu/drm/amd/include/pptable.h
+@@ -78,7 +78,7 @@ typedef struct _ATOM_PPLIB_THERMALCONTROLLER
+ typedef struct _ATOM_PPLIB_STATE
+ {
+ UCHAR ucNonClockStateIndex;
+- UCHAR ucClockStateIndices[1]; // variable-sized
++ UCHAR ucClockStateIndices[]; // variable-sized
+ } ATOM_PPLIB_STATE;
+
+
+@@ -473,7 +473,7 @@ typedef struct _ATOM_PPLIB_STATE_V2
+ /**
+ * Driver will read the first ucNumDPMLevels in this array
+ */
+- UCHAR clockInfoIndex[1];
++ UCHAR clockInfoIndex[];
+ } ATOM_PPLIB_STATE_V2;
+
+ typedef struct _StateArray{
+diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
+index 73794c1c12082..23f3cd9f2e8b0 100644
+--- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c
++++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
+@@ -807,7 +807,7 @@ static ssize_t amdgpu_set_pp_od_clk_voltage(struct device *dev,
+ if (adev->in_suspend && !adev->in_runpm)
+ return -EPERM;
+
+- if (count > 127)
++ if (count > 127 || count == 0)
+ return -EINVAL;
+
+ if (*buf == 's')
+@@ -827,7 +827,8 @@ static ssize_t amdgpu_set_pp_od_clk_voltage(struct device *dev,
+ else
+ return -EINVAL;
+
+- memcpy(buf_cpy, buf, count+1);
++ memcpy(buf_cpy, buf, count);
++ buf_cpy[count] = 0;
+
+ tmp_str = buf_cpy;
+
+@@ -844,6 +845,9 @@ static ssize_t amdgpu_set_pp_od_clk_voltage(struct device *dev,
+ return -EINVAL;
+ parameter_size++;
+
++ if (!tmp_str)
++ break;
++
+ while (isspace(*tmp_str))
+ tmp_str++;
+ }
+diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/pptable_v1_0.h b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/pptable_v1_0.h
+index b0ac4d121adca..e0e40b054c08b 100644
+--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/pptable_v1_0.h
++++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/pptable_v1_0.h
+@@ -164,7 +164,7 @@ typedef struct _ATOM_Tonga_State {
+ typedef struct _ATOM_Tonga_State_Array {
+ UCHAR ucRevId;
+ UCHAR ucNumEntries; /* Number of entries. */
+- ATOM_Tonga_State entries[1]; /* Dynamically allocate entries. */
++ ATOM_Tonga_State entries[]; /* Dynamically allocate entries. */
+ } ATOM_Tonga_State_Array;
+
+ typedef struct _ATOM_Tonga_MCLK_Dependency_Record {
+@@ -179,7 +179,7 @@ typedef struct _ATOM_Tonga_MCLK_Dependency_Record {
+ typedef struct _ATOM_Tonga_MCLK_Dependency_Table {
+ UCHAR ucRevId;
+ UCHAR ucNumEntries; /* Number of entries. */
+- ATOM_Tonga_MCLK_Dependency_Record entries[1]; /* Dynamically allocate entries. */
++ ATOM_Tonga_MCLK_Dependency_Record entries[]; /* Dynamically allocate entries. */
+ } ATOM_Tonga_MCLK_Dependency_Table;
+
+ typedef struct _ATOM_Tonga_SCLK_Dependency_Record {
+@@ -194,7 +194,7 @@ typedef struct _ATOM_Tonga_SCLK_Dependency_Record {
+ typedef struct _ATOM_Tonga_SCLK_Dependency_Table {
+ UCHAR ucRevId;
+ UCHAR ucNumEntries; /* Number of entries. */
+- ATOM_Tonga_SCLK_Dependency_Record entries[1]; /* Dynamically allocate entries. */
++ ATOM_Tonga_SCLK_Dependency_Record entries[]; /* Dynamically allocate entries. */
+ } ATOM_Tonga_SCLK_Dependency_Table;
+
+ typedef struct _ATOM_Polaris_SCLK_Dependency_Record {
+@@ -210,7 +210,7 @@ typedef struct _ATOM_Polaris_SCLK_Dependency_Record {
+ typedef struct _ATOM_Polaris_SCLK_Dependency_Table {
+ UCHAR ucRevId;
+ UCHAR ucNumEntries; /* Number of entries. */
+- ATOM_Polaris_SCLK_Dependency_Record entries[1]; /* Dynamically allocate entries. */
++ ATOM_Polaris_SCLK_Dependency_Record entries[]; /* Dynamically allocate entries. */
+ } ATOM_Polaris_SCLK_Dependency_Table;
+
+ typedef struct _ATOM_Tonga_PCIE_Record {
+@@ -222,7 +222,7 @@ typedef struct _ATOM_Tonga_PCIE_Record {
+ typedef struct _ATOM_Tonga_PCIE_Table {
+ UCHAR ucRevId;
+ UCHAR ucNumEntries; /* Number of entries. */
+- ATOM_Tonga_PCIE_Record entries[1]; /* Dynamically allocate entries. */
++ ATOM_Tonga_PCIE_Record entries[]; /* Dynamically allocate entries. */
+ } ATOM_Tonga_PCIE_Table;
+
+ typedef struct _ATOM_Polaris10_PCIE_Record {
+@@ -235,7 +235,7 @@ typedef struct _ATOM_Polaris10_PCIE_Record {
+ typedef struct _ATOM_Polaris10_PCIE_Table {
+ UCHAR ucRevId;
+ UCHAR ucNumEntries; /* Number of entries. */
+- ATOM_Polaris10_PCIE_Record entries[1]; /* Dynamically allocate entries. */
++ ATOM_Polaris10_PCIE_Record entries[]; /* Dynamically allocate entries. */
+ } ATOM_Polaris10_PCIE_Table;
+
+
+@@ -252,7 +252,7 @@ typedef struct _ATOM_Tonga_MM_Dependency_Record {
+ typedef struct _ATOM_Tonga_MM_Dependency_Table {
+ UCHAR ucRevId;
+ UCHAR ucNumEntries; /* Number of entries. */
+- ATOM_Tonga_MM_Dependency_Record entries[1]; /* Dynamically allocate entries. */
++ ATOM_Tonga_MM_Dependency_Record entries[]; /* Dynamically allocate entries. */
+ } ATOM_Tonga_MM_Dependency_Table;
+
+ typedef struct _ATOM_Tonga_Voltage_Lookup_Record {
+@@ -265,7 +265,7 @@ typedef struct _ATOM_Tonga_Voltage_Lookup_Record {
+ typedef struct _ATOM_Tonga_Voltage_Lookup_Table {
+ UCHAR ucRevId;
+ UCHAR ucNumEntries; /* Number of entries. */
+- ATOM_Tonga_Voltage_Lookup_Record entries[1]; /* Dynamically allocate entries. */
++ ATOM_Tonga_Voltage_Lookup_Record entries[]; /* Dynamically allocate entries. */
+ } ATOM_Tonga_Voltage_Lookup_Table;
+
+ typedef struct _ATOM_Tonga_Fan_Table {
+diff --git a/drivers/gpu/drm/arm/display/komeda/komeda_pipeline_state.c b/drivers/gpu/drm/arm/display/komeda/komeda_pipeline_state.c
+index e672b9cffee3c..88b58153f9d66 100644
+--- a/drivers/gpu/drm/arm/display/komeda/komeda_pipeline_state.c
++++ b/drivers/gpu/drm/arm/display/komeda/komeda_pipeline_state.c
+@@ -1223,7 +1223,7 @@ int komeda_build_display_data_flow(struct komeda_crtc *kcrtc,
+ return 0;
+ }
+
+-static void
++static int
+ komeda_pipeline_unbound_components(struct komeda_pipeline *pipe,
+ struct komeda_pipeline_state *new)
+ {
+@@ -1243,8 +1243,12 @@ komeda_pipeline_unbound_components(struct komeda_pipeline *pipe,
+ c = komeda_pipeline_get_component(pipe, id);
+ c_st = komeda_component_get_state_and_set_user(c,
+ drm_st, NULL, new->crtc);
++ if (PTR_ERR(c_st) == -EDEADLK)
++ return -EDEADLK;
+ WARN_ON(IS_ERR(c_st));
+ }
++
++ return 0;
+ }
+
+ /* release unclaimed pipeline resource */
+@@ -1266,9 +1270,8 @@ int komeda_release_unclaimed_resources(struct komeda_pipeline *pipe,
+ if (WARN_ON(IS_ERR_OR_NULL(st)))
+ return -EINVAL;
+
+- komeda_pipeline_unbound_components(pipe, st);
++ return komeda_pipeline_unbound_components(pipe, st);
+
+- return 0;
+ }
+
+ /* Since standalong disabled components must be disabled separately and in the
+diff --git a/drivers/gpu/drm/i915/gem/i915_gem_context.c b/drivers/gpu/drm/i915/gem/i915_gem_context.c
+index 60f6a731f1bf6..0eb4a0739fa26 100644
+--- a/drivers/gpu/drm/i915/gem/i915_gem_context.c
++++ b/drivers/gpu/drm/i915/gem/i915_gem_context.c
+@@ -642,6 +642,7 @@ static int set_proto_ctx_sseu(struct drm_i915_file_private *fpriv,
+ if (idx >= pc->num_user_engines)
+ return -EINVAL;
+
++ idx = array_index_nospec(idx, pc->num_user_engines);
+ pe = &pc->user_engines[idx];
+
+ /* Only render engine supports RPCS configuration. */
+diff --git a/drivers/gpu/drm/i915/i915_perf.c b/drivers/gpu/drm/i915/i915_perf.c
+index 774d45142091b..f4d27ceafdce8 100644
+--- a/drivers/gpu/drm/i915/i915_perf.c
++++ b/drivers/gpu/drm/i915/i915_perf.c
+@@ -3795,11 +3795,8 @@ int i915_perf_open_ioctl(struct drm_device *dev, void *data,
+ u32 known_open_flags;
+ int ret;
+
+- if (!perf->i915) {
+- drm_dbg(&perf->i915->drm,
+- "i915 perf interface not available for this system\n");
++ if (!perf->i915)
+ return -ENOTSUPP;
+- }
+
+ known_open_flags = I915_PERF_FLAG_FD_CLOEXEC |
+ I915_PERF_FLAG_FD_NONBLOCK |
+@@ -4090,11 +4087,8 @@ int i915_perf_add_config_ioctl(struct drm_device *dev, void *data,
+ struct i915_oa_reg *regs;
+ int err, id;
+
+- if (!perf->i915) {
+- drm_dbg(&perf->i915->drm,
+- "i915 perf interface not available for this system\n");
++ if (!perf->i915)
+ return -ENOTSUPP;
+- }
+
+ if (!perf->metrics_kobj) {
+ drm_dbg(&perf->i915->drm,
+@@ -4256,11 +4250,8 @@ int i915_perf_remove_config_ioctl(struct drm_device *dev, void *data,
+ struct i915_oa_config *oa_config;
+ int ret;
+
+- if (!perf->i915) {
+- drm_dbg(&perf->i915->drm,
+- "i915 perf interface not available for this system\n");
++ if (!perf->i915)
+ return -ENOTSUPP;
+- }
+
+ if (i915_perf_stream_paranoid && !perfmon_capable()) {
+ drm_dbg(&perf->i915->drm,
+diff --git a/drivers/gpu/drm/msm/dp/dp_panel.c b/drivers/gpu/drm/msm/dp/dp_panel.c
+index 62b742e701d2c..f9d31069f4848 100644
+--- a/drivers/gpu/drm/msm/dp/dp_panel.c
++++ b/drivers/gpu/drm/msm/dp/dp_panel.c
+@@ -263,26 +263,9 @@ int dp_panel_get_modes(struct dp_panel *dp_panel,
+
+ static u8 dp_panel_get_edid_checksum(struct edid *edid)
+ {
+- struct edid *last_block;
+- u8 *raw_edid;
+- bool is_edid_corrupt = false;
++ edid += edid->extensions;
+
+- if (!edid) {
+- DRM_ERROR("invalid edid input\n");
+- return 0;
+- }
+-
+- raw_edid = (u8 *)edid;
+- raw_edid += (edid->extensions * EDID_LENGTH);
+- last_block = (struct edid *)raw_edid;
+-
+- /* block type extension */
+- drm_edid_block_valid(raw_edid, 1, false, &is_edid_corrupt);
+- if (!is_edid_corrupt)
+- return last_block->checksum;
+-
+- DRM_ERROR("Invalid block, no checksum\n");
+- return 0;
++ return edid->checksum;
+ }
+
+ void dp_panel_handle_sink_request(struct dp_panel *dp_panel)
+diff --git a/drivers/gpu/drm/panel/panel-arm-versatile.c b/drivers/gpu/drm/panel/panel-arm-versatile.c
+index abb0788843c60..503ecea72c5ea 100644
+--- a/drivers/gpu/drm/panel/panel-arm-versatile.c
++++ b/drivers/gpu/drm/panel/panel-arm-versatile.c
+@@ -267,6 +267,8 @@ static int versatile_panel_get_modes(struct drm_panel *panel,
+ connector->display_info.bus_flags = vpanel->panel_type->bus_flags;
+
+ mode = drm_mode_duplicate(connector->dev, &vpanel->panel_type->mode);
++ if (!mode)
++ return -ENOMEM;
+ drm_mode_set_name(mode);
+ mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
+
+diff --git a/drivers/gpu/drm/panel/panel-sitronix-st7703.c b/drivers/gpu/drm/panel/panel-sitronix-st7703.c
+index a2c303e5732c0..f50cc70e6337c 100644
+--- a/drivers/gpu/drm/panel/panel-sitronix-st7703.c
++++ b/drivers/gpu/drm/panel/panel-sitronix-st7703.c
+@@ -428,29 +428,30 @@ static int st7703_prepare(struct drm_panel *panel)
+ return 0;
+
+ dev_dbg(ctx->dev, "Resetting the panel\n");
+- ret = regulator_enable(ctx->vcc);
++ gpiod_set_value_cansleep(ctx->reset_gpio, 1);
++
++ ret = regulator_enable(ctx->iovcc);
+ if (ret < 0) {
+- dev_err(ctx->dev, "Failed to enable vcc supply: %d\n", ret);
++ dev_err(ctx->dev, "Failed to enable iovcc supply: %d\n", ret);
+ return ret;
+ }
+- ret = regulator_enable(ctx->iovcc);
++
++ ret = regulator_enable(ctx->vcc);
+ if (ret < 0) {
+- dev_err(ctx->dev, "Failed to enable iovcc supply: %d\n", ret);
+- goto disable_vcc;
++ dev_err(ctx->dev, "Failed to enable vcc supply: %d\n", ret);
++ regulator_disable(ctx->iovcc);
++ return ret;
+ }
+
+- gpiod_set_value_cansleep(ctx->reset_gpio, 1);
+- usleep_range(20, 40);
++ /* Give power supplies time to stabilize before deasserting reset. */
++ usleep_range(10000, 20000);
++
+ gpiod_set_value_cansleep(ctx->reset_gpio, 0);
+- msleep(20);
++ usleep_range(15000, 20000);
+
+ ctx->prepared = true;
+
+ return 0;
+-
+-disable_vcc:
+- regulator_disable(ctx->vcc);
+- return ret;
+ }
+
+ static int st7703_get_modes(struct drm_panel *panel,
+diff --git a/drivers/gpu/drm/panel/panel-tpo-tpg110.c b/drivers/gpu/drm/panel/panel-tpo-tpg110.c
+index e3791dad6830c..3360e7ccb0a7d 100644
+--- a/drivers/gpu/drm/panel/panel-tpo-tpg110.c
++++ b/drivers/gpu/drm/panel/panel-tpo-tpg110.c
+@@ -379,6 +379,8 @@ static int tpg110_get_modes(struct drm_panel *panel,
+ connector->display_info.bus_flags = tpg->panel_mode->bus_flags;
+
+ mode = drm_mode_duplicate(connector->dev, &tpg->panel_mode->mode);
++ if (!mode)
++ return -ENOMEM;
+ drm_mode_set_name(mode);
+ mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
+
+diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
+index 9e0a1e8360117..dc04412784a0d 100644
+--- a/drivers/gpu/drm/qxl/qxl_display.c
++++ b/drivers/gpu/drm/qxl/qxl_display.c
+@@ -1221,6 +1221,9 @@ int qxl_destroy_monitors_object(struct qxl_device *qdev)
+ if (!qdev->monitors_config_bo)
+ return 0;
+
++ kfree(qdev->dumb_heads);
++ qdev->dumb_heads = NULL;
++
+ qdev->monitors_config = NULL;
+ qdev->ram_header->monitors_config = 0;
+
+diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
+index 5d53a5f9d1237..872af7d4b3fc9 100644
+--- a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
++++ b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
+@@ -807,9 +807,9 @@ int vmw_surface_define_ioctl(struct drm_device *dev, void *data,
+ metadata->num_sizes = num_sizes;
+ user_srf->size = size;
+ metadata->sizes =
+- memdup_user((struct drm_vmw_size __user *)(unsigned long)
++ memdup_array_user((struct drm_vmw_size __user *)(unsigned long)
+ req->size_addr,
+- sizeof(*metadata->sizes) * metadata->num_sizes);
++ metadata->num_sizes, sizeof(*metadata->sizes));
+ if (IS_ERR(metadata->sizes)) {
+ ret = PTR_ERR(metadata->sizes);
+ goto out_no_sizes;
+diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
+index 5fceefb3c707e..caca5d6e95d64 100644
+--- a/drivers/hid/hid-ids.h
++++ b/drivers/hid/hid-ids.h
+@@ -349,6 +349,7 @@
+
+ #define USB_VENDOR_ID_DELL 0x413c
+ #define USB_DEVICE_ID_DELL_PIXART_USB_OPTICAL_MOUSE 0x301a
++#define USB_DEVICE_ID_DELL_PRO_WIRELESS_KM5221W 0x4503
+
+ #define USB_VENDOR_ID_DELORME 0x1163
+ #define USB_DEVICE_ID_DELORME_EARTHMATE 0x0100
+diff --git a/drivers/hid/hid-lenovo.c b/drivers/hid/hid-lenovo.c
+index 93b1f935e526e..901c1959efed4 100644
+--- a/drivers/hid/hid-lenovo.c
++++ b/drivers/hid/hid-lenovo.c
+@@ -50,7 +50,12 @@ struct lenovo_drvdata {
+ int select_right;
+ int sensitivity;
+ int press_speed;
+- u8 middlebutton_state; /* 0:Up, 1:Down (undecided), 2:Scrolling */
++ /* 0: Up
++ * 1: Down (undecided)
++ * 2: Scrolling
++ * 3: Patched firmware, disable workaround
++ */
++ u8 middlebutton_state;
+ bool fn_lock;
+ };
+
+@@ -529,31 +534,48 @@ static int lenovo_event_cptkbd(struct hid_device *hdev,
+ {
+ struct lenovo_drvdata *cptkbd_data = hid_get_drvdata(hdev);
+
+- /* "wheel" scroll events */
+- if (usage->type == EV_REL && (usage->code == REL_WHEEL ||
+- usage->code == REL_HWHEEL)) {
+- /* Scroll events disable middle-click event */
+- cptkbd_data->middlebutton_state = 2;
+- return 0;
+- }
++ if (cptkbd_data->middlebutton_state != 3) {
++ /* REL_X and REL_Y events during middle button pressed
++ * are only possible on patched, bug-free firmware
++ * so set middlebutton_state to 3
++ * to never apply workaround anymore
++ */
++ if (cptkbd_data->middlebutton_state == 1 &&
++ usage->type == EV_REL &&
++ (usage->code == REL_X || usage->code == REL_Y)) {
++ cptkbd_data->middlebutton_state = 3;
++ /* send middle button press which was hold before */
++ input_event(field->hidinput->input,
++ EV_KEY, BTN_MIDDLE, 1);
++ input_sync(field->hidinput->input);
++ }
+
+- /* Middle click events */
+- if (usage->type == EV_KEY && usage->code == BTN_MIDDLE) {
+- if (value == 1) {
+- cptkbd_data->middlebutton_state = 1;
+- } else if (value == 0) {
+- if (cptkbd_data->middlebutton_state == 1) {
+- /* No scrolling inbetween, send middle-click */
+- input_event(field->hidinput->input,
+- EV_KEY, BTN_MIDDLE, 1);
+- input_sync(field->hidinput->input);
+- input_event(field->hidinput->input,
+- EV_KEY, BTN_MIDDLE, 0);
+- input_sync(field->hidinput->input);
++ /* "wheel" scroll events */
++ if (usage->type == EV_REL && (usage->code == REL_WHEEL ||
++ usage->code == REL_HWHEEL)) {
++ /* Scroll events disable middle-click event */
++ cptkbd_data->middlebutton_state = 2;
++ return 0;
++ }
++
++ /* Middle click events */
++ if (usage->type == EV_KEY && usage->code == BTN_MIDDLE) {
++ if (value == 1) {
++ cptkbd_data->middlebutton_state = 1;
++ } else if (value == 0) {
++ if (cptkbd_data->middlebutton_state == 1) {
++ /* No scrolling inbetween, send middle-click */
++ input_event(field->hidinput->input,
++ EV_KEY, BTN_MIDDLE, 1);
++ input_sync(field->hidinput->input);
++ input_event(field->hidinput->input,
++ EV_KEY, BTN_MIDDLE, 0);
++ input_sync(field->hidinput->input);
++ }
++ cptkbd_data->middlebutton_state = 0;
+ }
+- cptkbd_data->middlebutton_state = 0;
++ return 1;
+ }
+- return 1;
+ }
+
+ return 0;
+diff --git a/drivers/hid/hid-quirks.c b/drivers/hid/hid-quirks.c
+index 96ca7d981ee20..225138a39d323 100644
+--- a/drivers/hid/hid-quirks.c
++++ b/drivers/hid/hid-quirks.c
+@@ -66,6 +66,7 @@ static const struct hid_device_id hid_quirks[] = {
+ { HID_USB_DEVICE(USB_VENDOR_ID_CORSAIR, USB_DEVICE_ID_CORSAIR_STRAFE), HID_QUIRK_NO_INIT_REPORTS | HID_QUIRK_ALWAYS_POLL },
+ { HID_USB_DEVICE(USB_VENDOR_ID_CREATIVELABS, USB_DEVICE_ID_CREATIVE_SB_OMNI_SURROUND_51), HID_QUIRK_NOGET },
+ { HID_USB_DEVICE(USB_VENDOR_ID_DELL, USB_DEVICE_ID_DELL_PIXART_USB_OPTICAL_MOUSE), HID_QUIRK_ALWAYS_POLL },
++ { HID_USB_DEVICE(USB_VENDOR_ID_DELL, USB_DEVICE_ID_DELL_PRO_WIRELESS_KM5221W), HID_QUIRK_ALWAYS_POLL },
+ { HID_USB_DEVICE(USB_VENDOR_ID_DMI, USB_DEVICE_ID_DMI_ENC), HID_QUIRK_NOGET },
+ { HID_USB_DEVICE(USB_VENDOR_ID_DRACAL_RAPHNET, USB_DEVICE_ID_RAPHNET_2NES2SNES), HID_QUIRK_MULTI_INPUT },
+ { HID_USB_DEVICE(USB_VENDOR_ID_DRACAL_RAPHNET, USB_DEVICE_ID_RAPHNET_4NES4SNES), HID_QUIRK_MULTI_INPUT },
+diff --git a/drivers/i2c/busses/i2c-designware-master.c b/drivers/i2c/busses/i2c-designware-master.c
+index b79e1380ff68d..5ceb81319634e 100644
+--- a/drivers/i2c/busses/i2c-designware-master.c
++++ b/drivers/i2c/busses/i2c-designware-master.c
+@@ -456,10 +456,16 @@ i2c_dw_xfer_msg(struct dw_i2c_dev *dev)
+
+ /*
+ * Because we don't know the buffer length in the
+- * I2C_FUNC_SMBUS_BLOCK_DATA case, we can't stop
+- * the transaction here.
++ * I2C_FUNC_SMBUS_BLOCK_DATA case, we can't stop the
++ * transaction here. Also disable the TX_EMPTY IRQ
++ * while waiting for the data length byte to avoid the
++ * bogus interrupts flood.
+ */
+- if (buf_len > 0 || flags & I2C_M_RECV_LEN) {
++ if (flags & I2C_M_RECV_LEN) {
++ dev->status |= STATUS_WRITE_IN_PROGRESS;
++ intr_mask &= ~DW_IC_INTR_TX_EMPTY;
++ break;
++ } else if (buf_len > 0) {
+ /* more bytes to be written */
+ dev->status |= STATUS_WRITE_IN_PROGRESS;
+ break;
+@@ -495,6 +501,13 @@ i2c_dw_recv_len(struct dw_i2c_dev *dev, u8 len)
+ msgs[dev->msg_read_idx].len = len;
+ msgs[dev->msg_read_idx].flags &= ~I2C_M_RECV_LEN;
+
++ /*
++ * Received buffer length, re-enable TX_EMPTY interrupt
++ * to resume the SMBUS transaction.
++ */
++ regmap_update_bits(dev->map, DW_IC_INTR_MASK, DW_IC_INTR_TX_EMPTY,
++ DW_IC_INTR_TX_EMPTY);
++
+ return len;
+ }
+
+diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
+index 656e2acf3cd9a..30b725d11178b 100644
+--- a/drivers/i2c/busses/i2c-i801.c
++++ b/drivers/i2c/busses/i2c-i801.c
+@@ -702,15 +702,11 @@ static int i801_block_transaction_byte_by_byte(struct i801_priv *priv,
+ return i801_check_post(priv, result ? priv->status : -ETIMEDOUT);
+ }
+
+- for (i = 1; i <= len; i++) {
+- if (i == len && read_write == I2C_SMBUS_READ)
+- smbcmd |= SMBHSTCNT_LAST_BYTE;
+- outb_p(smbcmd, SMBHSTCNT(priv));
+-
+- if (i == 1)
+- outb_p(inb(SMBHSTCNT(priv)) | SMBHSTCNT_START,
+- SMBHSTCNT(priv));
++ if (len == 1 && read_write == I2C_SMBUS_READ)
++ smbcmd |= SMBHSTCNT_LAST_BYTE;
++ outb_p(smbcmd | SMBHSTCNT_START, SMBHSTCNT(priv));
+
++ for (i = 1; i <= len; i++) {
+ status = i801_wait_byte_done(priv);
+ if (status)
+ goto exit;
+@@ -733,9 +729,12 @@ static int i801_block_transaction_byte_by_byte(struct i801_priv *priv,
+ data->block[0] = len;
+ }
+
+- /* Retrieve/store value in SMBBLKDAT */
+- if (read_write == I2C_SMBUS_READ)
++ if (read_write == I2C_SMBUS_READ) {
+ data->block[i] = inb_p(SMBBLKDAT(priv));
++ if (i == len - 1)
++ outb_p(smbcmd | SMBHSTCNT_LAST_BYTE, SMBHSTCNT(priv));
++ }
++
+ if (read_write == I2C_SMBUS_WRITE && i+1 <= len)
+ outb_p(data->block[i+1], SMBBLKDAT(priv));
+
+diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c
+index a636ea0eb50af..35ca2c02c9b9b 100644
+--- a/drivers/i2c/busses/i2c-pxa.c
++++ b/drivers/i2c/busses/i2c-pxa.c
+@@ -264,6 +264,9 @@ struct pxa_i2c {
+ u32 hs_mask;
+
+ struct i2c_bus_recovery_info recovery;
++ struct pinctrl *pinctrl;
++ struct pinctrl_state *pinctrl_default;
++ struct pinctrl_state *pinctrl_recovery;
+ };
+
+ #define _IBMR(i2c) ((i2c)->reg_ibmr)
+@@ -1302,12 +1305,13 @@ static void i2c_pxa_prepare_recovery(struct i2c_adapter *adap)
+ */
+ gpiod_set_value(i2c->recovery.scl_gpiod, ibmr & IBMR_SCLS);
+ gpiod_set_value(i2c->recovery.sda_gpiod, ibmr & IBMR_SDAS);
++
++ WARN_ON(pinctrl_select_state(i2c->pinctrl, i2c->pinctrl_recovery));
+ }
+
+ static void i2c_pxa_unprepare_recovery(struct i2c_adapter *adap)
+ {
+ struct pxa_i2c *i2c = adap->algo_data;
+- struct i2c_bus_recovery_info *bri = adap->bus_recovery_info;
+ u32 isr;
+
+ /*
+@@ -1321,7 +1325,7 @@ static void i2c_pxa_unprepare_recovery(struct i2c_adapter *adap)
+ i2c_pxa_do_reset(i2c);
+ }
+
+- WARN_ON(pinctrl_select_state(bri->pinctrl, bri->pins_default));
++ WARN_ON(pinctrl_select_state(i2c->pinctrl, i2c->pinctrl_default));
+
+ dev_dbg(&i2c->adap.dev, "recovery: IBMR 0x%08x ISR 0x%08x\n",
+ readl(_IBMR(i2c)), readl(_ISR(i2c)));
+@@ -1343,20 +1347,76 @@ static int i2c_pxa_init_recovery(struct pxa_i2c *i2c)
+ if (IS_ENABLED(CONFIG_I2C_PXA_SLAVE))
+ return 0;
+
+- bri->pinctrl = devm_pinctrl_get(dev);
+- if (PTR_ERR(bri->pinctrl) == -ENODEV) {
+- bri->pinctrl = NULL;
++ i2c->pinctrl = devm_pinctrl_get(dev);
++ if (PTR_ERR(i2c->pinctrl) == -ENODEV)
++ i2c->pinctrl = NULL;
++ if (IS_ERR(i2c->pinctrl))
++ return PTR_ERR(i2c->pinctrl);
++
++ if (!i2c->pinctrl)
++ return 0;
++
++ i2c->pinctrl_default = pinctrl_lookup_state(i2c->pinctrl,
++ PINCTRL_STATE_DEFAULT);
++ i2c->pinctrl_recovery = pinctrl_lookup_state(i2c->pinctrl, "recovery");
++
++ if (IS_ERR(i2c->pinctrl_default) || IS_ERR(i2c->pinctrl_recovery)) {
++ dev_info(dev, "missing pinmux recovery information: %ld %ld\n",
++ PTR_ERR(i2c->pinctrl_default),
++ PTR_ERR(i2c->pinctrl_recovery));
++ return 0;
++ }
++
++ /*
++ * Claiming GPIOs can influence the pinmux state, and may glitch the
++ * I2C bus. Do this carefully.
++ */
++ bri->scl_gpiod = devm_gpiod_get(dev, "scl", GPIOD_OUT_HIGH_OPEN_DRAIN);
++ if (bri->scl_gpiod == ERR_PTR(-EPROBE_DEFER))
++ return -EPROBE_DEFER;
++ if (IS_ERR(bri->scl_gpiod)) {
++ dev_info(dev, "missing scl gpio recovery information: %pe\n",
++ bri->scl_gpiod);
++ return 0;
++ }
++
++ /*
++ * We have SCL. Pull SCL low and wait a bit so that SDA glitches
++ * have no effect.
++ */
++ gpiod_direction_output(bri->scl_gpiod, 0);
++ udelay(10);
++ bri->sda_gpiod = devm_gpiod_get(dev, "sda", GPIOD_OUT_HIGH_OPEN_DRAIN);
++
++ /* Wait a bit in case of a SDA glitch, and then release SCL. */
++ udelay(10);
++ gpiod_direction_output(bri->scl_gpiod, 1);
++
++ if (bri->sda_gpiod == ERR_PTR(-EPROBE_DEFER))
++ return -EPROBE_DEFER;
++
++ if (IS_ERR(bri->sda_gpiod)) {
++ dev_info(dev, "missing sda gpio recovery information: %pe\n",
++ bri->sda_gpiod);
+ return 0;
+ }
+- if (IS_ERR(bri->pinctrl))
+- return PTR_ERR(bri->pinctrl);
+
+ bri->prepare_recovery = i2c_pxa_prepare_recovery;
+ bri->unprepare_recovery = i2c_pxa_unprepare_recovery;
++ bri->recover_bus = i2c_generic_scl_recovery;
+
+ i2c->adap.bus_recovery_info = bri;
+
+- return 0;
++ /*
++ * Claiming GPIOs can change the pinmux state, which confuses the
++ * pinctrl since pinctrl's idea of the current setting is unaffected
++ * by the pinmux change caused by claiming the GPIO. Work around that
++ * by switching pinctrl to the GPIO state here. We do it this way to
++ * avoid glitching the I2C bus.
++ */
++ pinctrl_select_state(i2c->pinctrl, i2c->pinctrl_recovery);
++
++ return pinctrl_select_state(i2c->pinctrl, i2c->pinctrl_default);
+ }
+
+ static int i2c_pxa_probe(struct platform_device *dev)
+diff --git a/drivers/i2c/busses/i2c-sun6i-p2wi.c b/drivers/i2c/busses/i2c-sun6i-p2wi.c
+index 9e3483f507ff5..f2ed13b551088 100644
+--- a/drivers/i2c/busses/i2c-sun6i-p2wi.c
++++ b/drivers/i2c/busses/i2c-sun6i-p2wi.c
+@@ -201,6 +201,11 @@ static int p2wi_probe(struct platform_device *pdev)
+ return -EINVAL;
+ }
+
++ if (clk_freq == 0) {
++ dev_err(dev, "clock-frequency is set to 0 in DT\n");
++ return -EINVAL;
++ }
++
+ if (of_get_child_count(np) > 1) {
+ dev_err(dev, "P2WI only supports one slave device\n");
+ return -EINVAL;
+diff --git a/drivers/i2c/i2c-core.h b/drivers/i2c/i2c-core.h
+index 8ce261167a2d3..ea17f13b44c84 100644
+--- a/drivers/i2c/i2c-core.h
++++ b/drivers/i2c/i2c-core.h
+@@ -29,7 +29,7 @@ int i2c_dev_irq_from_resources(const struct resource *resources,
+ */
+ static inline bool i2c_in_atomic_xfer_mode(void)
+ {
+- return system_state > SYSTEM_RUNNING && irqs_disabled();
++ return system_state > SYSTEM_RUNNING && !preemptible();
+ }
+
+ static inline int __i2c_lock_bus_helper(struct i2c_adapter *adap)
+diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c
+index 6fd2b6718b086..9fefceb3a95d4 100644
+--- a/drivers/i2c/i2c-dev.c
++++ b/drivers/i2c/i2c-dev.c
+@@ -450,8 +450,8 @@ static long i2cdev_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+ if (rdwr_arg.nmsgs > I2C_RDWR_IOCTL_MAX_MSGS)
+ return -EINVAL;
+
+- rdwr_pa = memdup_user(rdwr_arg.msgs,
+- rdwr_arg.nmsgs * sizeof(struct i2c_msg));
++ rdwr_pa = memdup_array_user(rdwr_arg.msgs,
++ rdwr_arg.nmsgs, sizeof(struct i2c_msg));
+ if (IS_ERR(rdwr_pa))
+ return PTR_ERR(rdwr_pa);
+
+diff --git a/drivers/i3c/master/i3c-master-cdns.c b/drivers/i3c/master/i3c-master-cdns.c
+index 5b37ffe5ad5be..4a49c75a9408c 100644
+--- a/drivers/i3c/master/i3c-master-cdns.c
++++ b/drivers/i3c/master/i3c-master-cdns.c
+@@ -192,7 +192,7 @@
+ #define SLV_STATUS1_HJ_DIS BIT(18)
+ #define SLV_STATUS1_MR_DIS BIT(17)
+ #define SLV_STATUS1_PROT_ERR BIT(16)
+-#define SLV_STATUS1_DA(x) (((s) & GENMASK(15, 9)) >> 9)
++#define SLV_STATUS1_DA(s) (((s) & GENMASK(15, 9)) >> 9)
+ #define SLV_STATUS1_HAS_DA BIT(8)
+ #define SLV_STATUS1_DDR_RX_FULL BIT(7)
+ #define SLV_STATUS1_DDR_TX_FULL BIT(6)
+@@ -1624,13 +1624,13 @@ static int cdns_i3c_master_probe(struct platform_device *pdev)
+ /* Device ID0 is reserved to describe this master. */
+ master->maxdevs = CONF_STATUS0_DEVS_NUM(val);
+ master->free_rr_slots = GENMASK(master->maxdevs, 1);
++ master->caps.ibirfifodepth = CONF_STATUS0_IBIR_DEPTH(val);
++ master->caps.cmdrfifodepth = CONF_STATUS0_CMDR_DEPTH(val);
+
+ val = readl(master->regs + CONF_STATUS1);
+ master->caps.cmdfifodepth = CONF_STATUS1_CMD_DEPTH(val);
+ master->caps.rxfifodepth = CONF_STATUS1_RX_DEPTH(val);
+ master->caps.txfifodepth = CONF_STATUS1_TX_DEPTH(val);
+- master->caps.ibirfifodepth = CONF_STATUS0_IBIR_DEPTH(val);
+- master->caps.cmdrfifodepth = CONF_STATUS0_CMDR_DEPTH(val);
+
+ spin_lock_init(&master->ibi.lock);
+ master->ibi.num_slots = CONF_STATUS1_IBI_HW_RES(val);
+diff --git a/drivers/i3c/master/mipi-i3c-hci/dat_v1.c b/drivers/i3c/master/mipi-i3c-hci/dat_v1.c
+index 97bb49ff5b53b..47b9b4d4ed3fc 100644
+--- a/drivers/i3c/master/mipi-i3c-hci/dat_v1.c
++++ b/drivers/i3c/master/mipi-i3c-hci/dat_v1.c
+@@ -64,15 +64,17 @@ static int hci_dat_v1_init(struct i3c_hci *hci)
+ return -EOPNOTSUPP;
+ }
+
+- /* use a bitmap for faster free slot search */
+- hci->DAT_data = bitmap_zalloc(hci->DAT_entries, GFP_KERNEL);
+- if (!hci->DAT_data)
+- return -ENOMEM;
+-
+- /* clear them */
+- for (dat_idx = 0; dat_idx < hci->DAT_entries; dat_idx++) {
+- dat_w0_write(dat_idx, 0);
+- dat_w1_write(dat_idx, 0);
++ if (!hci->DAT_data) {
++ /* use a bitmap for faster free slot search */
++ hci->DAT_data = bitmap_zalloc(hci->DAT_entries, GFP_KERNEL);
++ if (!hci->DAT_data)
++ return -ENOMEM;
++
++ /* clear them */
++ for (dat_idx = 0; dat_idx < hci->DAT_entries; dat_idx++) {
++ dat_w0_write(dat_idx, 0);
++ dat_w1_write(dat_idx, 0);
++ }
+ }
+
+ return 0;
+@@ -87,7 +89,13 @@ static void hci_dat_v1_cleanup(struct i3c_hci *hci)
+ static int hci_dat_v1_alloc_entry(struct i3c_hci *hci)
+ {
+ unsigned int dat_idx;
++ int ret;
+
++ if (!hci->DAT_data) {
++ ret = hci_dat_v1_init(hci);
++ if (ret)
++ return ret;
++ }
+ dat_idx = find_first_zero_bit(hci->DAT_data, hci->DAT_entries);
+ if (dat_idx >= hci->DAT_entries)
+ return -ENOENT;
+@@ -103,7 +111,8 @@ static void hci_dat_v1_free_entry(struct i3c_hci *hci, unsigned int dat_idx)
+ {
+ dat_w0_write(dat_idx, 0);
+ dat_w1_write(dat_idx, 0);
+- __clear_bit(dat_idx, hci->DAT_data);
++ if (hci->DAT_data)
++ __clear_bit(dat_idx, hci->DAT_data);
+ }
+
+ static void hci_dat_v1_set_dynamic_addr(struct i3c_hci *hci,
+diff --git a/drivers/i3c/master/mipi-i3c-hci/dma.c b/drivers/i3c/master/mipi-i3c-hci/dma.c
+index af873a9be0507..dd2dc00399600 100644
+--- a/drivers/i3c/master/mipi-i3c-hci/dma.c
++++ b/drivers/i3c/master/mipi-i3c-hci/dma.c
+@@ -734,7 +734,7 @@ static bool hci_dma_irq_handler(struct i3c_hci *hci, unsigned int mask)
+ unsigned int i;
+ bool handled = false;
+
+- for (i = 0; mask && i < 8; i++) {
++ for (i = 0; mask && i < rings->total; i++) {
+ struct hci_rh_data *rh;
+ u32 status;
+
+diff --git a/drivers/i3c/master/svc-i3c-master.c b/drivers/i3c/master/svc-i3c-master.c
+index d495c61863817..15a412e88dd55 100644
+--- a/drivers/i3c/master/svc-i3c-master.c
++++ b/drivers/i3c/master/svc-i3c-master.c
+@@ -165,6 +165,7 @@ struct svc_i3c_xfer {
+ * @ibi.slots: Available IBI slots
+ * @ibi.tbq_slot: To be queued IBI slot
+ * @ibi.lock: IBI lock
++ * @lock: Transfer lock, protect between IBI work thread and callbacks from master
+ */
+ struct svc_i3c_master {
+ struct i3c_master_controller base;
+@@ -192,6 +193,7 @@ struct svc_i3c_master {
+ /* Prevent races within IBI handlers */
+ spinlock_t lock;
+ } ibi;
++ struct mutex lock;
+ };
+
+ /**
+@@ -292,6 +294,7 @@ static int svc_i3c_master_handle_ibi(struct svc_i3c_master *master,
+ struct i3c_ibi_slot *slot;
+ unsigned int count;
+ u32 mdatactrl;
++ int ret, val;
+ u8 *buf;
+
+ slot = i3c_generic_ibi_get_free_slot(data->ibi_pool);
+@@ -301,6 +304,13 @@ static int svc_i3c_master_handle_ibi(struct svc_i3c_master *master,
+ slot->len = 0;
+ buf = slot->data;
+
++ ret = readl_relaxed_poll_timeout(master->regs + SVC_I3C_MSTATUS, val,
++ SVC_I3C_MSTATUS_COMPLETE(val), 0, 1000);
++ if (ret) {
++ dev_err(master->dev, "Timeout when polling for COMPLETE\n");
++ return ret;
++ }
++
+ while (SVC_I3C_MSTATUS_RXPEND(readl(master->regs + SVC_I3C_MSTATUS)) &&
+ slot->len < SVC_I3C_FIFO_SIZE) {
+ mdatactrl = readl(master->regs + SVC_I3C_MDATACTRL);
+@@ -345,6 +355,7 @@ static void svc_i3c_master_ibi_work(struct work_struct *work)
+ u32 status, val;
+ int ret;
+
++ mutex_lock(&master->lock);
+ /* Acknowledge the incoming interrupt with the AUTOIBI mechanism */
+ writel(SVC_I3C_MCTRL_REQUEST_AUTO_IBI |
+ SVC_I3C_MCTRL_IBIRESP_AUTO,
+@@ -355,6 +366,7 @@ static void svc_i3c_master_ibi_work(struct work_struct *work)
+ SVC_I3C_MSTATUS_IBIWON(val), 0, 1000);
+ if (ret) {
+ dev_err(master->dev, "Timeout when polling for IBIWON\n");
++ svc_i3c_master_emit_stop(master);
+ goto reenable_ibis;
+ }
+
+@@ -421,12 +433,13 @@ static void svc_i3c_master_ibi_work(struct work_struct *work)
+
+ reenable_ibis:
+ svc_i3c_master_enable_interrupts(master, SVC_I3C_MINT_SLVSTART);
++ mutex_unlock(&master->lock);
+ }
+
+ static irqreturn_t svc_i3c_master_irq_handler(int irq, void *dev_id)
+ {
+ struct svc_i3c_master *master = (struct svc_i3c_master *)dev_id;
+- u32 active = readl(master->regs + SVC_I3C_MINTMASKED);
++ u32 active = readl(master->regs + SVC_I3C_MSTATUS);
+
+ if (!SVC_I3C_MSTATUS_SLVSTART(active))
+ return IRQ_NONE;
+@@ -926,6 +939,9 @@ static int svc_i3c_master_xfer(struct svc_i3c_master *master,
+ u32 reg;
+ int ret;
+
++ /* clean SVC_I3C_MINT_IBIWON w1c bits */
++ writel(SVC_I3C_MINT_IBIWON, master->regs + SVC_I3C_MSTATUS);
++
+ writel(SVC_I3C_MCTRL_REQUEST_START_ADDR |
+ xfer_type |
+ SVC_I3C_MCTRL_IBIRESP_NACK |
+@@ -939,6 +955,23 @@ static int svc_i3c_master_xfer(struct svc_i3c_master *master,
+ if (ret)
+ goto emit_stop;
+
++ /*
++ * According to I3C spec ver 1.1.1, 5.1.2.2.3 Consequence of Controller Starting a Frame
++ * with I3C Target Address.
++ *
++ * The I3C Controller normally should start a Frame, the Address may be arbitrated, and so
++ * the Controller shall monitor to see whether an In-Band Interrupt request, a Controller
++ * Role Request (i.e., Secondary Controller requests to become the Active Controller), or
++ * a Hot-Join Request has been made.
++ *
++ * If missed IBIWON check, the wrong data will be return. When IBIWON happen, return failure
++ * and yield the above events handler.
++ */
++ if (SVC_I3C_MSTATUS_IBIWON(reg)) {
++ ret = -ENXIO;
++ goto emit_stop;
++ }
++
+ if (rnw)
+ ret = svc_i3c_master_read(master, in, xfer_len);
+ else
+@@ -1095,9 +1128,11 @@ static int svc_i3c_master_send_bdcast_ccc_cmd(struct svc_i3c_master *master,
+ cmd->read_len = 0;
+ cmd->continued = false;
+
++ mutex_lock(&master->lock);
+ svc_i3c_master_enqueue_xfer(master, xfer);
+ if (!wait_for_completion_timeout(&xfer->comp, msecs_to_jiffies(1000)))
+ svc_i3c_master_dequeue_xfer(master, xfer);
++ mutex_unlock(&master->lock);
+
+ ret = xfer->ret;
+ kfree(buf);
+@@ -1141,9 +1176,11 @@ static int svc_i3c_master_send_direct_ccc_cmd(struct svc_i3c_master *master,
+ cmd->read_len = read_len;
+ cmd->continued = false;
+
++ mutex_lock(&master->lock);
+ svc_i3c_master_enqueue_xfer(master, xfer);
+ if (!wait_for_completion_timeout(&xfer->comp, msecs_to_jiffies(1000)))
+ svc_i3c_master_dequeue_xfer(master, xfer);
++ mutex_unlock(&master->lock);
+
+ ret = xfer->ret;
+ svc_i3c_master_free_xfer(xfer);
+@@ -1197,9 +1234,11 @@ static int svc_i3c_master_priv_xfers(struct i3c_dev_desc *dev,
+ cmd->continued = (i + 1) < nxfers;
+ }
+
++ mutex_lock(&master->lock);
+ svc_i3c_master_enqueue_xfer(master, xfer);
+ if (!wait_for_completion_timeout(&xfer->comp, msecs_to_jiffies(1000)))
+ svc_i3c_master_dequeue_xfer(master, xfer);
++ mutex_unlock(&master->lock);
+
+ ret = xfer->ret;
+ svc_i3c_master_free_xfer(xfer);
+@@ -1235,9 +1274,11 @@ static int svc_i3c_master_i2c_xfers(struct i2c_dev_desc *dev,
+ cmd->continued = (i + 1 < nxfers);
+ }
+
++ mutex_lock(&master->lock);
+ svc_i3c_master_enqueue_xfer(master, xfer);
+ if (!wait_for_completion_timeout(&xfer->comp, msecs_to_jiffies(1000)))
+ svc_i3c_master_dequeue_xfer(master, xfer);
++ mutex_unlock(&master->lock);
+
+ ret = xfer->ret;
+ svc_i3c_master_free_xfer(xfer);
+@@ -1407,6 +1448,8 @@ static int svc_i3c_master_probe(struct platform_device *pdev)
+
+ INIT_WORK(&master->hj_work, svc_i3c_master_hj_work);
+ INIT_WORK(&master->ibi_work, svc_i3c_master_ibi_work);
++ mutex_init(&master->lock);
++
+ ret = devm_request_irq(dev, master->irq, svc_i3c_master_irq_handler,
+ IRQF_NO_SUSPEND, "svc-i3c-irq", master);
+ if (ret)
+diff --git a/drivers/infiniband/hw/hfi1/pcie.c b/drivers/infiniband/hw/hfi1/pcie.c
+index a0802332c8cb3..5395cf56fbd90 100644
+--- a/drivers/infiniband/hw/hfi1/pcie.c
++++ b/drivers/infiniband/hw/hfi1/pcie.c
+@@ -3,6 +3,7 @@
+ * Copyright(c) 2015 - 2019 Intel Corporation.
+ */
+
++#include <linux/bitfield.h>
+ #include <linux/pci.h>
+ #include <linux/io.h>
+ #include <linux/delay.h>
+@@ -212,12 +213,6 @@ static u32 extract_speed(u16 linkstat)
+ return speed;
+ }
+
+-/* return the PCIe link speed from the given link status */
+-static u32 extract_width(u16 linkstat)
+-{
+- return (linkstat & PCI_EXP_LNKSTA_NLW) >> PCI_EXP_LNKSTA_NLW_SHIFT;
+-}
+-
+ /* read the link status and set dd->{lbus_width,lbus_speed,lbus_info} */
+ static void update_lbus_info(struct hfi1_devdata *dd)
+ {
+@@ -230,7 +225,7 @@ static void update_lbus_info(struct hfi1_devdata *dd)
+ return;
+ }
+
+- dd->lbus_width = extract_width(linkstat);
++ dd->lbus_width = FIELD_GET(PCI_EXP_LNKSTA_NLW, linkstat);
+ dd->lbus_speed = extract_speed(linkstat);
+ snprintf(dd->lbus_info, sizeof(dd->lbus_info),
+ "PCIe,%uMHz,x%u", dd->lbus_speed, dd->lbus_width);
+diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
+index 8341ea7c4eb61..a87af6a895088 100644
+--- a/drivers/input/joystick/xpad.c
++++ b/drivers/input/joystick/xpad.c
+@@ -449,6 +449,7 @@ static const struct usb_device_id xpad_table[] = {
+ XPAD_XBOX360_VENDOR(0x0f0d), /* Hori Controllers */
+ XPAD_XBOXONE_VENDOR(0x0f0d), /* Hori Controllers */
+ XPAD_XBOX360_VENDOR(0x1038), /* SteelSeries Controllers */
++ XPAD_XBOXONE_VENDOR(0x10f5), /* Turtle Beach Controllers */
+ XPAD_XBOX360_VENDOR(0x11c9), /* Nacon GC100XF */
+ XPAD_XBOX360_VENDOR(0x11ff), /* PXN V900 */
+ XPAD_XBOX360_VENDOR(0x1209), /* Ardwiino Controllers */
+diff --git a/drivers/mcb/mcb-core.c b/drivers/mcb/mcb-core.c
+index ce58d34b06d01..5f949e26d837f 100644
+--- a/drivers/mcb/mcb-core.c
++++ b/drivers/mcb/mcb-core.c
+@@ -246,6 +246,7 @@ int mcb_device_register(struct mcb_bus *bus, struct mcb_device *dev)
+ return 0;
+
+ out:
++ put_device(&dev->dev);
+
+ return ret;
+ }
+diff --git a/drivers/mcb/mcb-parse.c b/drivers/mcb/mcb-parse.c
+index 656b6b71c7682..1ae37e693de04 100644
+--- a/drivers/mcb/mcb-parse.c
++++ b/drivers/mcb/mcb-parse.c
+@@ -106,7 +106,7 @@ static int chameleon_parse_gdd(struct mcb_bus *bus,
+ return 0;
+
+ err:
+- put_device(&mdev->dev);
++ mcb_free_dev(mdev);
+
+ return ret;
+ }
+diff --git a/drivers/media/cec/platform/Makefile b/drivers/media/cec/platform/Makefile
+index ea6f8ee8161c9..e5e441faa0baa 100644
+--- a/drivers/media/cec/platform/Makefile
++++ b/drivers/media/cec/platform/Makefile
+@@ -6,7 +6,7 @@
+ # Please keep it in alphabetic order
+ obj-$(CONFIG_CEC_CROS_EC) += cros-ec/
+ obj-$(CONFIG_CEC_GPIO) += cec-gpio/
+-obj-$(CONFIG_CEC_MESON_AO) += meson/
++obj-y += meson/
+ obj-$(CONFIG_CEC_SAMSUNG_S5P) += s5p/
+ obj-$(CONFIG_CEC_SECO) += seco/
+ obj-$(CONFIG_CEC_STI) += sti/
+diff --git a/drivers/media/i2c/ccs/ccs-core.c b/drivers/media/i2c/ccs/ccs-core.c
+index 67bb770ed63fa..9dc5d42b31993 100644
+--- a/drivers/media/i2c/ccs/ccs-core.c
++++ b/drivers/media/i2c/ccs/ccs-core.c
+@@ -3089,7 +3089,7 @@ static int ccs_open(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh)
+ try_fmt->code = sensor->internal_csi_format->code;
+ try_fmt->field = V4L2_FIELD_NONE;
+
+- if (ssd != sensor->pixel_array)
++ if (ssd == sensor->pixel_array)
+ continue;
+
+ try_comp = v4l2_subdev_get_try_compose(sd, fh->state, i);
+diff --git a/drivers/media/i2c/ccs/ccs-quirk.h b/drivers/media/i2c/ccs/ccs-quirk.h
+index 5838fcda92fd4..0b1a64958d714 100644
+--- a/drivers/media/i2c/ccs/ccs-quirk.h
++++ b/drivers/media/i2c/ccs/ccs-quirk.h
+@@ -32,12 +32,10 @@ struct ccs_sensor;
+ * @reg: Pointer to the register to access
+ * @value: Register value, set by the caller on write, or
+ * by the quirk on read
+- *
+- * @flags: Quirk flags
+- *
+ * @return: 0 on success, -ENOIOCTLCMD if no register
+ * access may be done by the caller (default read
+ * value is zero), else negative error code on error
++ * @flags: Quirk flags
+ */
+ struct ccs_quirk {
+ int (*limits)(struct ccs_sensor *sensor);
+diff --git a/drivers/media/pci/cobalt/cobalt-driver.c b/drivers/media/pci/cobalt/cobalt-driver.c
+index 16af58f2f93cc..f9cee061517bd 100644
+--- a/drivers/media/pci/cobalt/cobalt-driver.c
++++ b/drivers/media/pci/cobalt/cobalt-driver.c
+@@ -8,6 +8,7 @@
+ * All rights reserved.
+ */
+
++#include <linux/bitfield.h>
+ #include <linux/delay.h>
+ #include <media/i2c/adv7604.h>
+ #include <media/i2c/adv7842.h>
+@@ -210,17 +211,17 @@ void cobalt_pcie_status_show(struct cobalt *cobalt)
+ pcie_capability_read_word(pci_dev, PCI_EXP_LNKSTA, &stat);
+ cobalt_info("PCIe link capability 0x%08x: %s per lane and %u lanes\n",
+ capa, get_link_speed(capa),
+- (capa & PCI_EXP_LNKCAP_MLW) >> 4);
++ FIELD_GET(PCI_EXP_LNKCAP_MLW, capa));
+ cobalt_info("PCIe link control 0x%04x\n", ctrl);
+ cobalt_info("PCIe link status 0x%04x: %s per lane and %u lanes\n",
+ stat, get_link_speed(stat),
+- (stat & PCI_EXP_LNKSTA_NLW) >> 4);
++ FIELD_GET(PCI_EXP_LNKSTA_NLW, stat));
+
+ /* Bus */
+ pcie_capability_read_dword(pci_bus_dev, PCI_EXP_LNKCAP, &capa);
+ cobalt_info("PCIe bus link capability 0x%08x: %s per lane and %u lanes\n",
+ capa, get_link_speed(capa),
+- (capa & PCI_EXP_LNKCAP_MLW) >> 4);
++ FIELD_GET(PCI_EXP_LNKCAP_MLW, capa));
+
+ /* Slot */
+ pcie_capability_read_dword(pci_dev, PCI_EXP_SLTCAP, &capa);
+@@ -239,7 +240,7 @@ static unsigned pcie_link_get_lanes(struct cobalt *cobalt)
+ if (!pci_is_pcie(pci_dev))
+ return 0;
+ pcie_capability_read_word(pci_dev, PCI_EXP_LNKSTA, &link);
+- return (link & PCI_EXP_LNKSTA_NLW) >> 4;
++ return FIELD_GET(PCI_EXP_LNKSTA_NLW, link);
+ }
+
+ static unsigned pcie_bus_link_get_lanes(struct cobalt *cobalt)
+@@ -250,7 +251,7 @@ static unsigned pcie_bus_link_get_lanes(struct cobalt *cobalt)
+ if (!pci_is_pcie(pci_dev))
+ return 0;
+ pcie_capability_read_dword(pci_dev, PCI_EXP_LNKCAP, &link);
+- return (link & PCI_EXP_LNKCAP_MLW) >> 4;
++ return FIELD_GET(PCI_EXP_LNKCAP_MLW, link);
+ }
+
+ static void msi_config_show(struct cobalt *cobalt, struct pci_dev *pci_dev)
+diff --git a/drivers/media/platform/cadence/cdns-csi2rx.c b/drivers/media/platform/cadence/cdns-csi2rx.c
+index f2b4ddd31177b..2920610904441 100644
+--- a/drivers/media/platform/cadence/cdns-csi2rx.c
++++ b/drivers/media/platform/cadence/cdns-csi2rx.c
+@@ -407,8 +407,10 @@ static int csi2rx_parse_dt(struct csi2rx_priv *csi2rx)
+ fwh,
+ struct v4l2_async_subdev);
+ of_node_put(ep);
+- if (IS_ERR(asd))
++ if (IS_ERR(asd)) {
++ v4l2_async_notifier_cleanup(&csi2rx->notifier);
+ return PTR_ERR(asd);
++ }
+
+ csi2rx->notifier.ops = &csi2rx_notifier_ops;
+
+@@ -471,6 +473,7 @@ static int csi2rx_probe(struct platform_device *pdev)
+ return 0;
+
+ err_cleanup:
++ v4l2_async_notifier_unregister(&csi2rx->notifier);
+ v4l2_async_notifier_cleanup(&csi2rx->notifier);
+ err_free_priv:
+ kfree(csi2rx);
+@@ -481,6 +484,8 @@ static int csi2rx_remove(struct platform_device *pdev)
+ {
+ struct csi2rx_priv *csi2rx = platform_get_drvdata(pdev);
+
++ v4l2_async_notifier_unregister(&csi2rx->notifier);
++ v4l2_async_notifier_cleanup(&csi2rx->notifier);
+ v4l2_async_unregister_subdev(&csi2rx->subdev);
+ kfree(csi2rx);
+
+diff --git a/drivers/media/platform/qcom/camss/camss-vfe-170.c b/drivers/media/platform/qcom/camss/camss-vfe-170.c
+index 02cb8005504a2..af264c1f7b0eb 100644
+--- a/drivers/media/platform/qcom/camss/camss-vfe-170.c
++++ b/drivers/media/platform/qcom/camss/camss-vfe-170.c
+@@ -7,7 +7,6 @@
+ * Copyright (C) 2020-2021 Linaro Ltd.
+ */
+
+-#include <linux/delay.h>
+ #include <linux/interrupt.h>
+ #include <linux/io.h>
+ #include <linux/iopoll.h>
+@@ -498,35 +497,20 @@ static int vfe_enable_output(struct vfe_line *line)
+ return 0;
+ }
+
+-static int vfe_disable_output(struct vfe_line *line)
++static void vfe_disable_output(struct vfe_line *line)
+ {
+ struct vfe_device *vfe = to_vfe(line);
+ struct vfe_output *output = &line->output;
+ unsigned long flags;
+ unsigned int i;
+- bool done;
+- int timeout = 0;
+-
+- do {
+- spin_lock_irqsave(&vfe->output_lock, flags);
+- done = !output->gen2.active_num;
+- spin_unlock_irqrestore(&vfe->output_lock, flags);
+- usleep_range(10000, 20000);
+-
+- if (timeout++ == 100) {
+- dev_err(vfe->camss->dev, "VFE idle timeout - resetting\n");
+- vfe_reset(vfe);
+- output->gen2.active_num = 0;
+- return 0;
+- }
+- } while (!done);
+
+ spin_lock_irqsave(&vfe->output_lock, flags);
+ for (i = 0; i < output->wm_num; i++)
+ vfe_wm_stop(vfe, output->wm_idx[i]);
++ output->gen2.active_num = 0;
+ spin_unlock_irqrestore(&vfe->output_lock, flags);
+
+- return 0;
++ vfe_reset(vfe);
+ }
+
+ /*
+diff --git a/drivers/media/platform/qcom/camss/camss-vfe.c b/drivers/media/platform/qcom/camss/camss-vfe.c
+index e0f3a36f3f3f9..8beea27004ca3 100644
+--- a/drivers/media/platform/qcom/camss/camss-vfe.c
++++ b/drivers/media/platform/qcom/camss/camss-vfe.c
+@@ -533,7 +533,8 @@ static int vfe_check_clock_rates(struct vfe_device *vfe)
+ struct camss_clock *clock = &vfe->clock[i];
+
+ if (!strcmp(clock->name, "vfe0") ||
+- !strcmp(clock->name, "vfe1")) {
++ !strcmp(clock->name, "vfe1") ||
++ !strcmp(clock->name, "vfe_lite")) {
+ u64 min_rate = 0;
+ unsigned long rate;
+
+@@ -607,7 +608,7 @@ static int vfe_get(struct vfe_device *vfe)
+ } else {
+ ret = vfe_check_clock_rates(vfe);
+ if (ret < 0)
+- goto error_pm_runtime_get;
++ goto error_pm_domain;
+ }
+ vfe->power_count++;
+
+diff --git a/drivers/media/platform/qcom/camss/camss.c b/drivers/media/platform/qcom/camss/camss.c
+index ef100d5f77636..e53f575b32f55 100644
+--- a/drivers/media/platform/qcom/camss/camss.c
++++ b/drivers/media/platform/qcom/camss/camss.c
+@@ -1369,6 +1369,12 @@ static int camss_probe(struct platform_device *pdev)
+ goto err_cleanup;
+ }
+
++ ret = camss_configure_pd(camss);
++ if (ret < 0) {
++ dev_err(dev, "Failed to configure power domains: %d\n", ret);
++ goto err_cleanup;
++ }
++
+ ret = camss_init_subdevices(camss);
+ if (ret < 0)
+ goto err_cleanup;
+@@ -1421,12 +1427,6 @@ static int camss_probe(struct platform_device *pdev)
+ }
+ }
+
+- ret = camss_configure_pd(camss);
+- if (ret < 0) {
+- dev_err(dev, "Failed to configure power domains: %d\n", ret);
+- return ret;
+- }
+-
+ pm_runtime_enable(dev);
+
+ return 0;
+diff --git a/drivers/media/platform/qcom/venus/hfi_msgs.c b/drivers/media/platform/qcom/venus/hfi_msgs.c
+index 9a2bdb002edcc..68f208e3071d0 100644
+--- a/drivers/media/platform/qcom/venus/hfi_msgs.c
++++ b/drivers/media/platform/qcom/venus/hfi_msgs.c
+@@ -367,7 +367,7 @@ session_get_prop_buf_req(struct hfi_msg_session_property_info_pkt *pkt,
+ memcpy(&bufreq[idx], buf_req, sizeof(*bufreq));
+ idx++;
+
+- if (idx > HFI_BUFFER_TYPE_MAX)
++ if (idx >= HFI_BUFFER_TYPE_MAX)
+ return HFI_ERR_SESSION_INVALID_PARAMETER;
+
+ req_bytes -= sizeof(struct hfi_buffer_requirements);
+diff --git a/drivers/media/platform/qcom/venus/hfi_parser.c b/drivers/media/platform/qcom/venus/hfi_parser.c
+index 5b8389b982993..a04673d2c3ed3 100644
+--- a/drivers/media/platform/qcom/venus/hfi_parser.c
++++ b/drivers/media/platform/qcom/venus/hfi_parser.c
+@@ -19,6 +19,9 @@ static void init_codecs(struct venus_core *core)
+ struct hfi_plat_caps *caps = core->caps, *cap;
+ unsigned long bit;
+
++ if (hweight_long(core->dec_codecs) + hweight_long(core->enc_codecs) > MAX_CODEC_NUM)
++ return;
++
+ for_each_set_bit(bit, &core->dec_codecs, MAX_CODEC_NUM) {
+ cap = &caps[core->codecs_count++];
+ cap->codec = BIT(bit);
+@@ -86,6 +89,9 @@ static void fill_profile_level(struct hfi_plat_caps *cap, const void *data,
+ {
+ const struct hfi_profile_level *pl = data;
+
++ if (cap->num_pl + num >= HFI_MAX_PROFILE_COUNT)
++ return;
++
+ memcpy(&cap->pl[cap->num_pl], pl, num * sizeof(*pl));
+ cap->num_pl += num;
+ }
+@@ -111,6 +117,9 @@ fill_caps(struct hfi_plat_caps *cap, const void *data, unsigned int num)
+ {
+ const struct hfi_capability *caps = data;
+
++ if (cap->num_caps + num >= MAX_CAP_ENTRIES)
++ return;
++
+ memcpy(&cap->caps[cap->num_caps], caps, num * sizeof(*caps));
+ cap->num_caps += num;
+ }
+@@ -137,6 +146,9 @@ static void fill_raw_fmts(struct hfi_plat_caps *cap, const void *fmts,
+ {
+ const struct raw_formats *formats = fmts;
+
++ if (cap->num_fmts + num_fmts >= MAX_FMT_ENTRIES)
++ return;
++
+ memcpy(&cap->fmts[cap->num_fmts], formats, num_fmts * sizeof(*formats));
+ cap->num_fmts += num_fmts;
+ }
+@@ -159,6 +171,9 @@ parse_raw_formats(struct venus_core *core, u32 codecs, u32 domain, void *data)
+ rawfmts[i].buftype = fmt->buffer_type;
+ i++;
+
++ if (i >= MAX_FMT_ENTRIES)
++ return;
++
+ if (pinfo->num_planes > MAX_PLANES)
+ break;
+
+diff --git a/drivers/media/platform/qcom/venus/hfi_venus.c b/drivers/media/platform/qcom/venus/hfi_venus.c
+index c1e44cd2ef6dc..9dd715af23793 100644
+--- a/drivers/media/platform/qcom/venus/hfi_venus.c
++++ b/drivers/media/platform/qcom/venus/hfi_venus.c
+@@ -205,6 +205,11 @@ static int venus_write_queue(struct venus_hfi_device *hdev,
+
+ new_wr_idx = wr_idx + dwords;
+ wr_ptr = (u32 *)(queue->qmem.kva + (wr_idx << 2));
++
++ if (wr_ptr < (u32 *)queue->qmem.kva ||
++ wr_ptr > (u32 *)(queue->qmem.kva + queue->qmem.size - sizeof(*wr_ptr)))
++ return -EINVAL;
++
+ if (new_wr_idx < qsize) {
+ memcpy(wr_ptr, packet, dwords << 2);
+ } else {
+@@ -272,6 +277,11 @@ static int venus_read_queue(struct venus_hfi_device *hdev,
+ }
+
+ rd_ptr = (u32 *)(queue->qmem.kva + (rd_idx << 2));
++
++ if (rd_ptr < (u32 *)queue->qmem.kva ||
++ rd_ptr > (u32 *)(queue->qmem.kva + queue->qmem.size - sizeof(*rd_ptr)))
++ return -EINVAL;
++
+ dwords = *rd_ptr >> 2;
+ if (!dwords)
+ return -EINVAL;
+diff --git a/drivers/media/rc/imon.c b/drivers/media/rc/imon.c
+index 72e4bb0fb71ec..4e7c3d889d5ce 100644
+--- a/drivers/media/rc/imon.c
++++ b/drivers/media/rc/imon.c
+@@ -2427,6 +2427,12 @@ static int imon_probe(struct usb_interface *interface,
+ goto fail;
+ }
+
++ if (first_if->dev.driver != interface->dev.driver) {
++ dev_err(&interface->dev, "inconsistent driver matching\n");
++ ret = -EINVAL;
++ goto fail;
++ }
++
+ if (ifnum == 0) {
+ ictx = imon_init_intf0(interface, id);
+ if (!ictx) {
+diff --git a/drivers/media/rc/ir-sharp-decoder.c b/drivers/media/rc/ir-sharp-decoder.c
+index d09c38c07dbdb..053151cd8f214 100644
+--- a/drivers/media/rc/ir-sharp-decoder.c
++++ b/drivers/media/rc/ir-sharp-decoder.c
+@@ -15,7 +15,9 @@
+ #define SHARP_UNIT 40 /* us */
+ #define SHARP_BIT_PULSE (8 * SHARP_UNIT) /* 320us */
+ #define SHARP_BIT_0_PERIOD (25 * SHARP_UNIT) /* 1ms (680us space) */
+-#define SHARP_BIT_1_PERIOD (50 * SHARP_UNIT) /* 2ms (1680ms space) */
++#define SHARP_BIT_1_PERIOD (50 * SHARP_UNIT) /* 2ms (1680us space) */
++#define SHARP_BIT_0_SPACE (17 * SHARP_UNIT) /* 680us space */
++#define SHARP_BIT_1_SPACE (42 * SHARP_UNIT) /* 1680us space */
+ #define SHARP_ECHO_SPACE (1000 * SHARP_UNIT) /* 40 ms */
+ #define SHARP_TRAILER_SPACE (125 * SHARP_UNIT) /* 5 ms (even longer) */
+
+@@ -168,8 +170,8 @@ static const struct ir_raw_timings_pd ir_sharp_timings = {
+ .header_pulse = 0,
+ .header_space = 0,
+ .bit_pulse = SHARP_BIT_PULSE,
+- .bit_space[0] = SHARP_BIT_0_PERIOD,
+- .bit_space[1] = SHARP_BIT_1_PERIOD,
++ .bit_space[0] = SHARP_BIT_0_SPACE,
++ .bit_space[1] = SHARP_BIT_1_SPACE,
+ .trailer_pulse = SHARP_BIT_PULSE,
+ .trailer_space = SHARP_ECHO_SPACE,
+ .msb_first = 1,
+diff --git a/drivers/media/rc/lirc_dev.c b/drivers/media/rc/lirc_dev.c
+index 7f591ff5269d2..888177b911525 100644
+--- a/drivers/media/rc/lirc_dev.c
++++ b/drivers/media/rc/lirc_dev.c
+@@ -287,7 +287,11 @@ static ssize_t lirc_transmit(struct file *file, const char __user *buf,
+ if (ret < 0)
+ goto out_kfree_raw;
+
+- count = ret;
++ /* drop trailing space */
++ if (!(ret % 2))
++ count = ret - 1;
++ else
++ count = ret;
+
+ txbuf = kmalloc_array(count, sizeof(unsigned int), GFP_KERNEL);
+ if (!txbuf) {
+diff --git a/drivers/media/test-drivers/vivid/vivid-rds-gen.c b/drivers/media/test-drivers/vivid/vivid-rds-gen.c
+index b5b104ee64c99..c57771119a34b 100644
+--- a/drivers/media/test-drivers/vivid/vivid-rds-gen.c
++++ b/drivers/media/test-drivers/vivid/vivid-rds-gen.c
+@@ -145,7 +145,7 @@ void vivid_rds_gen_fill(struct vivid_rds_gen *rds, unsigned freq,
+ rds->ta = alt;
+ rds->ms = true;
+ snprintf(rds->psname, sizeof(rds->psname), "%6d.%1d",
+- freq / 16, ((freq & 0xf) * 10) / 16);
++ (freq / 16) % 1000000, (((freq & 0xf) * 10) / 16) % 10);
+ if (alt)
+ strscpy(rds->radiotext,
+ " The Radio Data System can switch between different Radio Texts ",
+diff --git a/drivers/media/usb/gspca/cpia1.c b/drivers/media/usb/gspca/cpia1.c
+index 46ed95483e222..5f5fa851ca640 100644
+--- a/drivers/media/usb/gspca/cpia1.c
++++ b/drivers/media/usb/gspca/cpia1.c
+@@ -18,6 +18,7 @@
+
+ #include <linux/input.h>
+ #include <linux/sched/signal.h>
++#include <linux/bitops.h>
+
+ #include "gspca.h"
+
+@@ -1028,6 +1029,8 @@ static int set_flicker(struct gspca_dev *gspca_dev, int on, int apply)
+ sd->params.exposure.expMode = 2;
+ sd->exposure_status = EXPOSURE_NORMAL;
+ }
++ if (sd->params.exposure.gain >= BITS_PER_TYPE(currentexp))
++ return -EINVAL;
+ currentexp = currentexp << sd->params.exposure.gain;
+ sd->params.exposure.gain = 0;
+ /* round down current exposure to nearest value */
+diff --git a/drivers/misc/pci_endpoint_test.c b/drivers/misc/pci_endpoint_test.c
+index 3382cf4905ded..0223e96aae47c 100644
+--- a/drivers/misc/pci_endpoint_test.c
++++ b/drivers/misc/pci_endpoint_test.c
+@@ -81,6 +81,7 @@
+ #define PCI_DEVICE_ID_RENESAS_R8A774B1 0x002b
+ #define PCI_DEVICE_ID_RENESAS_R8A774C0 0x002d
+ #define PCI_DEVICE_ID_RENESAS_R8A774E1 0x0025
++#define PCI_DEVICE_ID_RENESAS_R8A779F0 0x0031
+
+ static DEFINE_IDA(pci_endpoint_test_ida);
+
+@@ -996,6 +997,9 @@ static const struct pci_device_id pci_endpoint_test_tbl[] = {
+ { PCI_DEVICE(PCI_VENDOR_ID_RENESAS, PCI_DEVICE_ID_RENESAS_R8A774B1),},
+ { PCI_DEVICE(PCI_VENDOR_ID_RENESAS, PCI_DEVICE_ID_RENESAS_R8A774C0),},
+ { PCI_DEVICE(PCI_VENDOR_ID_RENESAS, PCI_DEVICE_ID_RENESAS_R8A774E1),},
++ { PCI_DEVICE(PCI_VENDOR_ID_RENESAS, PCI_DEVICE_ID_RENESAS_R8A779F0),
++ .driver_data = (kernel_ulong_t)&default_data,
++ },
+ { PCI_DEVICE(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_J721E),
+ .driver_data = (kernel_ulong_t)&j721e_data,
+ },
+diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c
+index 287705729064c..db2491d9a95cf 100644
+--- a/drivers/mmc/host/meson-gx-mmc.c
++++ b/drivers/mmc/host/meson-gx-mmc.c
+@@ -811,7 +811,6 @@ static void meson_mmc_start_cmd(struct mmc_host *mmc, struct mmc_command *cmd)
+
+ cmd_cfg |= FIELD_PREP(CMD_CFG_CMD_INDEX_MASK, cmd->opcode);
+ cmd_cfg |= CMD_CFG_OWNER; /* owned by CPU */
+- cmd_cfg |= CMD_CFG_ERROR; /* stop in case of error */
+
+ meson_mmc_set_response_bits(cmd, &cmd_cfg);
+
+diff --git a/drivers/mmc/host/sdhci-pci-gli.c b/drivers/mmc/host/sdhci-pci-gli.c
+index ad50f16658fe2..c40dec3da8902 100644
+--- a/drivers/mmc/host/sdhci-pci-gli.c
++++ b/drivers/mmc/host/sdhci-pci-gli.c
+@@ -23,6 +23,12 @@
+ #define GLI_9750_WT_EN_ON 0x1
+ #define GLI_9750_WT_EN_OFF 0x0
+
++#define PCI_GLI_9750_PM_CTRL 0xFC
++#define PCI_GLI_9750_PM_STATE GENMASK(1, 0)
++
++#define PCI_GLI_9750_CORRERR_MASK 0x214
++#define PCI_GLI_9750_CORRERR_MASK_REPLAY_TIMER_TIMEOUT BIT(12)
++
+ #define SDHCI_GLI_9750_CFG2 0x848
+ #define SDHCI_GLI_9750_CFG2_L1DLY GENMASK(28, 24)
+ #define GLI_9750_CFG2_L1DLY_VALUE 0x1F
+@@ -421,8 +427,12 @@ static void sdhci_gl9750_set_clock(struct sdhci_host *host, unsigned int clock)
+
+ static void gl9750_hw_setting(struct sdhci_host *host)
+ {
++ struct sdhci_pci_slot *slot = sdhci_priv(host);
++ struct pci_dev *pdev;
+ u32 value;
+
++ pdev = slot->chip->pdev;
++
+ gl9750_wt_on(host);
+
+ value = sdhci_readl(host, SDHCI_GLI_9750_CFG2);
+@@ -432,6 +442,18 @@ static void gl9750_hw_setting(struct sdhci_host *host)
+ GLI_9750_CFG2_L1DLY_VALUE);
+ sdhci_writel(host, value, SDHCI_GLI_9750_CFG2);
+
++ /* toggle PM state to allow GL9750 to enter ASPM L1.2 */
++ pci_read_config_dword(pdev, PCI_GLI_9750_PM_CTRL, &value);
++ value |= PCI_GLI_9750_PM_STATE;
++ pci_write_config_dword(pdev, PCI_GLI_9750_PM_CTRL, value);
++ value &= ~PCI_GLI_9750_PM_STATE;
++ pci_write_config_dword(pdev, PCI_GLI_9750_PM_CTRL, value);
++
++ /* mask the replay timer timeout of AER */
++ pci_read_config_dword(pdev, PCI_GLI_9750_CORRERR_MASK, &value);
++ value |= PCI_GLI_9750_CORRERR_MASK_REPLAY_TIMER_TIMEOUT;
++ pci_write_config_dword(pdev, PCI_GLI_9750_CORRERR_MASK, value);
++
+ gl9750_wt_off(host);
+ }
+
+diff --git a/drivers/mmc/host/sdhci_am654.c b/drivers/mmc/host/sdhci_am654.c
+index 0158b2b1507d4..210701e4fc137 100644
+--- a/drivers/mmc/host/sdhci_am654.c
++++ b/drivers/mmc/host/sdhci_am654.c
+@@ -600,7 +600,7 @@ static int sdhci_am654_get_otap_delay(struct sdhci_host *host,
+ return 0;
+ }
+
+- for (i = MMC_TIMING_MMC_HS; i <= MMC_TIMING_MMC_HS400; i++) {
++ for (i = MMC_TIMING_LEGACY; i <= MMC_TIMING_MMC_HS400; i++) {
+
+ ret = device_property_read_u32(dev, td[i].otap_binding,
+ &sdhci_am654->otap_del_sel[i]);
+diff --git a/drivers/mmc/host/vub300.c b/drivers/mmc/host/vub300.c
+index 7dc0e91dabfc7..05ffd5bf5a6f0 100644
+--- a/drivers/mmc/host/vub300.c
++++ b/drivers/mmc/host/vub300.c
+@@ -2311,6 +2311,7 @@ static int vub300_probe(struct usb_interface *interface,
+ vub300->read_only =
+ (0x0010 & vub300->system_port_status.port_flags) ? 1 : 0;
+ } else {
++ retval = -EINVAL;
+ goto error5;
+ }
+ usb_set_intfdata(interface, vub300);
+diff --git a/drivers/mtd/chips/cfi_cmdset_0001.c b/drivers/mtd/chips/cfi_cmdset_0001.c
+index 54f92d09d9cf4..02aaf09d6f5cd 100644
+--- a/drivers/mtd/chips/cfi_cmdset_0001.c
++++ b/drivers/mtd/chips/cfi_cmdset_0001.c
+@@ -421,9 +421,25 @@ read_pri_intelext(struct map_info *map, __u16 adr)
+ extra_size = 0;
+
+ /* Protection Register info */
+- if (extp->NumProtectionFields)
++ if (extp->NumProtectionFields) {
++ struct cfi_intelext_otpinfo *otp =
++ (struct cfi_intelext_otpinfo *)&extp->extra[0];
++
+ extra_size += (extp->NumProtectionFields - 1) *
+- sizeof(struct cfi_intelext_otpinfo);
++ sizeof(struct cfi_intelext_otpinfo);
++
++ if (extp_size >= sizeof(*extp) + extra_size) {
++ int i;
++
++ /* Do some byteswapping if necessary */
++ for (i = 0; i < extp->NumProtectionFields - 1; i++) {
++ otp->ProtRegAddr = le32_to_cpu(otp->ProtRegAddr);
++ otp->FactGroups = le16_to_cpu(otp->FactGroups);
++ otp->UserGroups = le16_to_cpu(otp->UserGroups);
++ otp++;
++ }
++ }
++ }
+ }
+
+ if (extp->MinorVersion >= '1') {
+diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
+index 80e42852ffefb..9aed194d308d6 100644
+--- a/drivers/net/bonding/bond_main.c
++++ b/drivers/net/bonding/bond_main.c
+@@ -1473,6 +1473,10 @@ done:
+ static void bond_setup_by_slave(struct net_device *bond_dev,
+ struct net_device *slave_dev)
+ {
++ bool was_up = !!(bond_dev->flags & IFF_UP);
++
++ dev_close(bond_dev);
++
+ bond_dev->header_ops = slave_dev->header_ops;
+
+ bond_dev->type = slave_dev->type;
+@@ -1487,6 +1491,8 @@ static void bond_setup_by_slave(struct net_device *bond_dev,
+ bond_dev->flags &= ~(IFF_BROADCAST | IFF_MULTICAST);
+ bond_dev->flags |= (IFF_POINTOPOINT | IFF_NOARP);
+ }
++ if (was_up)
++ dev_open(bond_dev, NULL);
+ }
+
+ /* On bonding slaves other than the currently active slave, suppress
+diff --git a/drivers/net/dsa/lan9303_mdio.c b/drivers/net/dsa/lan9303_mdio.c
+index bbb7032409baa..25c55fba58030 100644
+--- a/drivers/net/dsa/lan9303_mdio.c
++++ b/drivers/net/dsa/lan9303_mdio.c
+@@ -32,7 +32,7 @@ static int lan9303_mdio_write(void *ctx, uint32_t reg, uint32_t val)
+ struct lan9303_mdio *sw_dev = (struct lan9303_mdio *)ctx;
+
+ reg <<= 2; /* reg num to offset */
+- mutex_lock(&sw_dev->device->bus->mdio_lock);
++ mutex_lock_nested(&sw_dev->device->bus->mdio_lock, MDIO_MUTEX_NESTED);
+ lan9303_mdio_real_write(sw_dev->device, reg, val & 0xffff);
+ lan9303_mdio_real_write(sw_dev->device, reg + 2, (val >> 16) & 0xffff);
+ mutex_unlock(&sw_dev->device->bus->mdio_lock);
+@@ -50,7 +50,7 @@ static int lan9303_mdio_read(void *ctx, uint32_t reg, uint32_t *val)
+ struct lan9303_mdio *sw_dev = (struct lan9303_mdio *)ctx;
+
+ reg <<= 2; /* reg num to offset */
+- mutex_lock(&sw_dev->device->bus->mdio_lock);
++ mutex_lock_nested(&sw_dev->device->bus->mdio_lock, MDIO_MUTEX_NESTED);
+ *val = lan9303_mdio_real_read(sw_dev->device, reg);
+ *val |= (lan9303_mdio_real_read(sw_dev->device, reg + 2) << 16);
+ mutex_unlock(&sw_dev->device->bus->mdio_lock);
+diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c.h b/drivers/net/ethernet/atheros/atl1c/atl1c.h
+index 43d821fe7a542..63ba64dbb7310 100644
+--- a/drivers/net/ethernet/atheros/atl1c/atl1c.h
++++ b/drivers/net/ethernet/atheros/atl1c/atl1c.h
+@@ -504,15 +504,12 @@ struct atl1c_rrd_ring {
+ u16 next_to_use;
+ u16 next_to_clean;
+ struct napi_struct napi;
+- struct page *rx_page;
+- unsigned int rx_page_offset;
+ };
+
+ /* board specific private data structure */
+ struct atl1c_adapter {
+ struct net_device *netdev;
+ struct pci_dev *pdev;
+- unsigned int rx_frag_size;
+ struct atl1c_hw hw;
+ struct atl1c_hw_stats hw_stats;
+ struct mii_if_info mii; /* MII interface info */
+diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c
+index dad21b4fbc0bc..c6f621c0ca836 100644
+--- a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c
++++ b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c
+@@ -493,15 +493,10 @@ static int atl1c_set_mac_addr(struct net_device *netdev, void *p)
+ static void atl1c_set_rxbufsize(struct atl1c_adapter *adapter,
+ struct net_device *dev)
+ {
+- unsigned int head_size;
+ int mtu = dev->mtu;
+
+ adapter->rx_buffer_len = mtu > AT_RX_BUF_SIZE ?
+ roundup(mtu + ETH_HLEN + ETH_FCS_LEN + VLAN_HLEN, 8) : AT_RX_BUF_SIZE;
+-
+- head_size = SKB_DATA_ALIGN(adapter->rx_buffer_len + NET_SKB_PAD + NET_IP_ALIGN) +
+- SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
+- adapter->rx_frag_size = roundup_pow_of_two(head_size);
+ }
+
+ static netdev_features_t atl1c_fix_features(struct net_device *netdev,
+@@ -974,7 +969,6 @@ static void atl1c_init_ring_ptrs(struct atl1c_adapter *adapter)
+ static void atl1c_free_ring_resources(struct atl1c_adapter *adapter)
+ {
+ struct pci_dev *pdev = adapter->pdev;
+- int i;
+
+ dma_free_coherent(&pdev->dev, adapter->ring_header.size,
+ adapter->ring_header.desc, adapter->ring_header.dma);
+@@ -987,12 +981,6 @@ static void atl1c_free_ring_resources(struct atl1c_adapter *adapter)
+ kfree(adapter->tpd_ring[0].buffer_info);
+ adapter->tpd_ring[0].buffer_info = NULL;
+ }
+- for (i = 0; i < adapter->rx_queue_count; ++i) {
+- if (adapter->rrd_ring[i].rx_page) {
+- put_page(adapter->rrd_ring[i].rx_page);
+- adapter->rrd_ring[i].rx_page = NULL;
+- }
+- }
+ }
+
+ /**
+@@ -1764,48 +1752,11 @@ static inline void atl1c_rx_checksum(struct atl1c_adapter *adapter,
+ skb_checksum_none_assert(skb);
+ }
+
+-static struct sk_buff *atl1c_alloc_skb(struct atl1c_adapter *adapter,
+- u32 queue, bool napi_mode)
+-{
+- struct atl1c_rrd_ring *rrd_ring = &adapter->rrd_ring[queue];
+- struct sk_buff *skb;
+- struct page *page;
+-
+- if (adapter->rx_frag_size > PAGE_SIZE) {
+- if (likely(napi_mode))
+- return napi_alloc_skb(&rrd_ring->napi,
+- adapter->rx_buffer_len);
+- else
+- return netdev_alloc_skb_ip_align(adapter->netdev,
+- adapter->rx_buffer_len);
+- }
+-
+- page = rrd_ring->rx_page;
+- if (!page) {
+- page = alloc_page(GFP_ATOMIC);
+- if (unlikely(!page))
+- return NULL;
+- rrd_ring->rx_page = page;
+- rrd_ring->rx_page_offset = 0;
+- }
+-
+- skb = build_skb(page_address(page) + rrd_ring->rx_page_offset,
+- adapter->rx_frag_size);
+- if (likely(skb)) {
+- skb_reserve(skb, NET_SKB_PAD + NET_IP_ALIGN);
+- rrd_ring->rx_page_offset += adapter->rx_frag_size;
+- if (rrd_ring->rx_page_offset >= PAGE_SIZE)
+- rrd_ring->rx_page = NULL;
+- else
+- get_page(page);
+- }
+- return skb;
+-}
+-
+ static int atl1c_alloc_rx_buffer(struct atl1c_adapter *adapter, u32 queue,
+ bool napi_mode)
+ {
+ struct atl1c_rfd_ring *rfd_ring = &adapter->rfd_ring[queue];
++ struct atl1c_rrd_ring *rrd_ring = &adapter->rrd_ring[queue];
+ struct pci_dev *pdev = adapter->pdev;
+ struct atl1c_buffer *buffer_info, *next_info;
+ struct sk_buff *skb;
+@@ -1824,13 +1775,27 @@ static int atl1c_alloc_rx_buffer(struct atl1c_adapter *adapter, u32 queue,
+ while (next_info->flags & ATL1C_BUFFER_FREE) {
+ rfd_desc = ATL1C_RFD_DESC(rfd_ring, rfd_next_to_use);
+
+- skb = atl1c_alloc_skb(adapter, queue, napi_mode);
++ /* When DMA RX address is set to something like
++ * 0x....fc0, it will be very likely to cause DMA
++ * RFD overflow issue.
++ *
++ * To work around it, we apply rx skb with 64 bytes
++ * longer space, and offset the address whenever
++ * 0x....fc0 is detected.
++ */
++ if (likely(napi_mode))
++ skb = napi_alloc_skb(&rrd_ring->napi, adapter->rx_buffer_len + 64);
++ else
++ skb = netdev_alloc_skb(adapter->netdev, adapter->rx_buffer_len + 64);
+ if (unlikely(!skb)) {
+ if (netif_msg_rx_err(adapter))
+ dev_warn(&pdev->dev, "alloc rx buffer failed\n");
+ break;
+ }
+
++ if (((unsigned long)skb->data & 0xfff) == 0xfc0)
++ skb_reserve(skb, 64);
++
+ /*
+ * Make buffer alignment 2 beyond a 16 byte boundary
+ * this will result in a 16 byte aligned IP header after
+diff --git a/drivers/net/ethernet/cortina/gemini.c b/drivers/net/ethernet/cortina/gemini.c
+index d0ba5ca862cf5..675c6dda45e24 100644
+--- a/drivers/net/ethernet/cortina/gemini.c
++++ b/drivers/net/ethernet/cortina/gemini.c
+@@ -432,8 +432,8 @@ static const struct gmac_max_framelen gmac_maxlens[] = {
+ .val = CONFIG0_MAXLEN_1536,
+ },
+ {
+- .max_l3_len = 1542,
+- .val = CONFIG0_MAXLEN_1542,
++ .max_l3_len = 1548,
++ .val = CONFIG0_MAXLEN_1548,
+ },
+ {
+ .max_l3_len = 9212,
+@@ -1145,6 +1145,7 @@ static int gmac_map_tx_bufs(struct net_device *netdev, struct sk_buff *skb,
+ dma_addr_t mapping;
+ unsigned short mtu;
+ void *buffer;
++ int ret;
+
+ mtu = ETH_HLEN;
+ mtu += netdev->mtu;
+@@ -1159,9 +1160,30 @@ static int gmac_map_tx_bufs(struct net_device *netdev, struct sk_buff *skb,
+ word3 |= mtu;
+ }
+
+- if (skb->ip_summed != CHECKSUM_NONE) {
++ if (skb->len >= ETH_FRAME_LEN) {
++ /* Hardware offloaded checksumming isn't working on frames
++ * bigger than 1514 bytes. A hypothesis about this is that the
++ * checksum buffer is only 1518 bytes, so when the frames get
++ * bigger they get truncated, or the last few bytes get
++ * overwritten by the FCS.
++ *
++ * Just use software checksumming and bypass on bigger frames.
++ */
++ if (skb->ip_summed == CHECKSUM_PARTIAL) {
++ ret = skb_checksum_help(skb);
++ if (ret)
++ return ret;
++ }
++ word1 |= TSS_BYPASS_BIT;
++ } else if (skb->ip_summed == CHECKSUM_PARTIAL) {
+ int tcp = 0;
+
++ /* We do not switch off the checksumming on non TCP/UDP
++ * frames: as is shown from tests, the checksumming engine
++ * is smart enough to see that a frame is not actually TCP
++ * or UDP and then just pass it through without any changes
++ * to the frame.
++ */
+ if (skb->protocol == htons(ETH_P_IP)) {
+ word1 |= TSS_IP_CHKSUM_BIT;
+ tcp = ip_hdr(skb)->protocol == IPPROTO_TCP;
+@@ -1978,15 +2000,6 @@ static int gmac_change_mtu(struct net_device *netdev, int new_mtu)
+ return 0;
+ }
+
+-static netdev_features_t gmac_fix_features(struct net_device *netdev,
+- netdev_features_t features)
+-{
+- if (netdev->mtu + ETH_HLEN + VLAN_HLEN > MTU_SIZE_BIT_MASK)
+- features &= ~GMAC_OFFLOAD_FEATURES;
+-
+- return features;
+-}
+-
+ static int gmac_set_features(struct net_device *netdev,
+ netdev_features_t features)
+ {
+@@ -2208,7 +2221,6 @@ static const struct net_device_ops gmac_351x_ops = {
+ .ndo_set_mac_address = gmac_set_mac_address,
+ .ndo_get_stats64 = gmac_get_stats64,
+ .ndo_change_mtu = gmac_change_mtu,
+- .ndo_fix_features = gmac_fix_features,
+ .ndo_set_features = gmac_set_features,
+ };
+
+@@ -2458,11 +2470,12 @@ static int gemini_ethernet_port_probe(struct platform_device *pdev)
+
+ netdev->hw_features = GMAC_OFFLOAD_FEATURES;
+ netdev->features |= GMAC_OFFLOAD_FEATURES | NETIF_F_GRO;
+- /* We can handle jumbo frames up to 10236 bytes so, let's accept
+- * payloads of 10236 bytes minus VLAN and ethernet header
++ /* We can receive jumbo frames up to 10236 bytes but only
++ * transmit 2047 bytes so, let's accept payloads of 2047
++ * bytes minus VLAN and ethernet header
+ */
+ netdev->min_mtu = ETH_MIN_MTU;
+- netdev->max_mtu = 10236 - VLAN_ETH_HLEN;
++ netdev->max_mtu = MTU_SIZE_BIT_MASK - VLAN_ETH_HLEN;
+
+ port->freeq_refill = 0;
+ netif_napi_add(netdev, &port->napi, gmac_napi_poll, NAPI_POLL_WEIGHT);
+diff --git a/drivers/net/ethernet/cortina/gemini.h b/drivers/net/ethernet/cortina/gemini.h
+index 9fdf77d5eb374..24bb989981f23 100644
+--- a/drivers/net/ethernet/cortina/gemini.h
++++ b/drivers/net/ethernet/cortina/gemini.h
+@@ -502,7 +502,7 @@ union gmac_txdesc_3 {
+ #define SOF_BIT 0x80000000
+ #define EOF_BIT 0x40000000
+ #define EOFIE_BIT BIT(29)
+-#define MTU_SIZE_BIT_MASK 0x1fff
++#define MTU_SIZE_BIT_MASK 0x7ff /* Max MTU 2047 bytes */
+
+ /* GMAC Tx Descriptor */
+ struct gmac_txdesc {
+@@ -787,7 +787,7 @@ union gmac_config0 {
+ #define CONFIG0_MAXLEN_1536 0
+ #define CONFIG0_MAXLEN_1518 1
+ #define CONFIG0_MAXLEN_1522 2
+-#define CONFIG0_MAXLEN_1542 3
++#define CONFIG0_MAXLEN_1548 3
+ #define CONFIG0_MAXLEN_9k 4 /* 9212 */
+ #define CONFIG0_MAXLEN_10k 5 /* 10236 */
+ #define CONFIG0_MAXLEN_1518__6 6
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h b/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h
+index c2bd2584201f8..277d6d657c429 100644
+--- a/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h
++++ b/drivers/net/ethernet/hisilicon/hns3/hclge_mbx.h
+@@ -131,11 +131,20 @@ struct hclge_vf_to_pf_msg {
+ };
+
+ struct hclge_pf_to_vf_msg {
+- u16 code;
+- u16 vf_mbx_msg_code;
+- u16 vf_mbx_msg_subcode;
+- u16 resp_status;
+- u8 resp_data[HCLGE_MBX_MAX_RESP_DATA_SIZE];
++ __le16 code;
++ union {
++ /* used for mbx response */
++ struct {
++ __le16 vf_mbx_msg_code;
++ __le16 vf_mbx_msg_subcode;
++ __le16 resp_status;
++ u8 resp_data[HCLGE_MBX_MAX_RESP_DATA_SIZE];
++ };
++ /* used for general mbx */
++ struct {
++ u8 msg_data[HCLGE_MBX_MAX_MSG_SIZE];
++ };
++ };
+ };
+
+ struct hclge_mbx_vf_to_pf_cmd {
+@@ -145,7 +154,7 @@ struct hclge_mbx_vf_to_pf_cmd {
+ u8 rsv1[1];
+ u8 msg_len;
+ u8 rsv2;
+- u16 match_id;
++ __le16 match_id;
+ struct hclge_vf_to_pf_msg msg;
+ };
+
+@@ -156,7 +165,7 @@ struct hclge_mbx_pf_to_vf_cmd {
+ u8 rsv[3];
+ u8 msg_len;
+ u8 rsv1;
+- u16 match_id;
++ __le16 match_id;
+ struct hclge_pf_to_vf_msg msg;
+ };
+
+@@ -166,6 +175,28 @@ struct hclge_vf_rst_cmd {
+ u8 rsv[22];
+ };
+
++#pragma pack(1)
++struct hclge_mbx_link_status {
++ __le16 link_status;
++ __le32 speed;
++ __le16 duplex;
++ u8 flag;
++};
++
++struct hclge_mbx_link_mode {
++ __le16 idx;
++ __le64 link_mode;
++};
++
++struct hclge_mbx_port_base_vlan {
++ __le16 state;
++ __le16 vlan_proto;
++ __le16 qos;
++ __le16 vlan_tag;
++};
++
++#pragma pack()
++
+ /* used by VF to store the received Async responses from PF */
+ struct hclgevf_mbx_arq_ring {
+ #define HCLGE_MBX_MAX_ARQ_MSG_SIZE 8
+@@ -174,7 +205,7 @@ struct hclgevf_mbx_arq_ring {
+ u32 head;
+ u32 tail;
+ atomic_t count;
+- u16 msg_q[HCLGE_MBX_MAX_ARQ_MSG_NUM][HCLGE_MBX_MAX_ARQ_MSG_SIZE];
++ __le16 msg_q[HCLGE_MBX_MAX_ARQ_MSG_NUM][HCLGE_MBX_MAX_ARQ_MSG_SIZE];
+ };
+
+ #define hclge_mbx_ring_ptr_move_crq(crq) \
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+index fde1ff3580458..60e610ab976d4 100644
+--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
++++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+@@ -4915,7 +4915,7 @@ static int hns3_init_mac_addr(struct net_device *netdev)
+ struct hns3_nic_priv *priv = netdev_priv(netdev);
+ char format_mac_addr[HNAE3_FORMAT_MAC_ADDR_LEN];
+ struct hnae3_handle *h = priv->ae_handle;
+- u8 mac_addr_temp[ETH_ALEN];
++ u8 mac_addr_temp[ETH_ALEN] = {0};
+ int ret = 0;
+
+ if (h->ae_algo->ops->get_mac_addr)
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+index ca59e1cd992e5..9e33f0f0b75dd 100644
+--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
++++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_main.c
+@@ -72,6 +72,7 @@ static void hclge_sync_promisc_mode(struct hclge_dev *hdev);
+ static void hclge_sync_fd_table(struct hclge_dev *hdev);
+ static int hclge_mac_link_status_wait(struct hclge_dev *hdev, int link_ret,
+ int wait_cnt);
++static int hclge_update_port_info(struct hclge_dev *hdev);
+
+ static struct hnae3_ae_algo ae_algo;
+
+@@ -2950,6 +2951,9 @@ static void hclge_update_link_status(struct hclge_dev *hdev)
+
+ if (state != hdev->hw.mac.link) {
+ hdev->hw.mac.link = state;
++ if (state == HCLGE_LINK_STATUS_UP)
++ hclge_update_port_info(hdev);
++
+ client->ops->link_status_change(handle, state);
+ hclge_config_mac_tnl_int(hdev, state);
+ if (rclient && rclient->ops->link_status_change)
+@@ -10196,8 +10200,6 @@ static void hclge_rm_vport_vlan_table(struct hclge_vport *vport, u16 vlan_id,
+ struct hclge_vport_vlan_cfg *vlan, *tmp;
+ struct hclge_dev *hdev = vport->back;
+
+- mutex_lock(&hdev->vport_lock);
+-
+ list_for_each_entry_safe(vlan, tmp, &vport->vlan_list, node) {
+ if (vlan->vlan_id == vlan_id) {
+ if (is_write_tbl && vlan->hd_tbl_status)
+@@ -10212,8 +10214,6 @@ static void hclge_rm_vport_vlan_table(struct hclge_vport *vport, u16 vlan_id,
+ break;
+ }
+ }
+-
+- mutex_unlock(&hdev->vport_lock);
+ }
+
+ void hclge_rm_vport_all_vlan_table(struct hclge_vport *vport, bool is_del_list)
+@@ -10618,11 +10618,16 @@ int hclge_set_vlan_filter(struct hnae3_handle *handle, __be16 proto,
+ * handle mailbox. Just record the vlan id, and remove it after
+ * reset finished.
+ */
++ mutex_lock(&hdev->vport_lock);
+ if ((test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state) ||
+ test_bit(HCLGE_STATE_RST_FAIL, &hdev->state)) && is_kill) {
+ set_bit(vlan_id, vport->vlan_del_fail_bmap);
++ mutex_unlock(&hdev->vport_lock);
+ return -EBUSY;
++ } else if (!is_kill && test_bit(vlan_id, vport->vlan_del_fail_bmap)) {
++ clear_bit(vlan_id, vport->vlan_del_fail_bmap);
+ }
++ mutex_unlock(&hdev->vport_lock);
+
+ /* when port base vlan enabled, we use port base vlan as the vlan
+ * filter entry. In this case, we don't update vlan filter table
+@@ -10637,17 +10642,22 @@ int hclge_set_vlan_filter(struct hnae3_handle *handle, __be16 proto,
+ }
+
+ if (!ret) {
+- if (!is_kill)
++ if (!is_kill) {
+ hclge_add_vport_vlan_table(vport, vlan_id,
+ writen_to_tbl);
+- else if (is_kill && vlan_id != 0)
++ } else if (is_kill && vlan_id != 0) {
++ mutex_lock(&hdev->vport_lock);
+ hclge_rm_vport_vlan_table(vport, vlan_id, false);
++ mutex_unlock(&hdev->vport_lock);
++ }
+ } else if (is_kill) {
+ /* when remove hw vlan filter failed, record the vlan id,
+ * and try to remove it from hw later, to be consistence
+ * with stack
+ */
++ mutex_lock(&hdev->vport_lock);
+ set_bit(vlan_id, vport->vlan_del_fail_bmap);
++ mutex_unlock(&hdev->vport_lock);
+ }
+
+ hclge_set_vport_vlan_fltr_change(vport);
+@@ -10687,6 +10697,7 @@ static void hclge_sync_vlan_filter(struct hclge_dev *hdev)
+ int i, ret, sync_cnt = 0;
+ u16 vlan_id;
+
++ mutex_lock(&hdev->vport_lock);
+ /* start from vport 1 for PF is always alive */
+ for (i = 0; i < hdev->num_alloc_vport; i++) {
+ struct hclge_vport *vport = &hdev->vport[i];
+@@ -10697,21 +10708,26 @@ static void hclge_sync_vlan_filter(struct hclge_dev *hdev)
+ ret = hclge_set_vlan_filter_hw(hdev, htons(ETH_P_8021Q),
+ vport->vport_id, vlan_id,
+ true);
+- if (ret && ret != -EINVAL)
++ if (ret && ret != -EINVAL) {
++ mutex_unlock(&hdev->vport_lock);
+ return;
++ }
+
+ clear_bit(vlan_id, vport->vlan_del_fail_bmap);
+ hclge_rm_vport_vlan_table(vport, vlan_id, false);
+ hclge_set_vport_vlan_fltr_change(vport);
+
+ sync_cnt++;
+- if (sync_cnt >= HCLGE_MAX_SYNC_COUNT)
++ if (sync_cnt >= HCLGE_MAX_SYNC_COUNT) {
++ mutex_unlock(&hdev->vport_lock);
+ return;
++ }
+
+ vlan_id = find_first_bit(vport->vlan_del_fail_bmap,
+ VLAN_N_VID);
+ }
+ }
++ mutex_unlock(&hdev->vport_lock);
+
+ hclge_sync_vlan_fltr_state(hdev);
+ }
+@@ -11701,6 +11717,7 @@ static int hclge_init_ae_dev(struct hnae3_ae_dev *ae_dev)
+ goto err_msi_irq_uninit;
+
+ if (hdev->hw.mac.media_type == HNAE3_MEDIA_TYPE_COPPER) {
++ clear_bit(HNAE3_DEV_SUPPORT_FEC_B, ae_dev->caps);
+ if (hnae3_dev_phy_imp_supported(hdev))
+ ret = hclge_update_tp_port_info(hdev);
+ else
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
+index 4a5b11b6fed3f..5182051e5414d 100644
+--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
++++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
+@@ -56,17 +56,19 @@ static int hclge_gen_resp_to_vf(struct hclge_vport *vport,
+ resp_pf_to_vf->msg_len = vf_to_pf_req->msg_len;
+ resp_pf_to_vf->match_id = vf_to_pf_req->match_id;
+
+- resp_pf_to_vf->msg.code = HCLGE_MBX_PF_VF_RESP;
+- resp_pf_to_vf->msg.vf_mbx_msg_code = vf_to_pf_req->msg.code;
+- resp_pf_to_vf->msg.vf_mbx_msg_subcode = vf_to_pf_req->msg.subcode;
++ resp_pf_to_vf->msg.code = cpu_to_le16(HCLGE_MBX_PF_VF_RESP);
++ resp_pf_to_vf->msg.vf_mbx_msg_code =
++ cpu_to_le16(vf_to_pf_req->msg.code);
++ resp_pf_to_vf->msg.vf_mbx_msg_subcode =
++ cpu_to_le16(vf_to_pf_req->msg.subcode);
+ resp = hclge_errno_to_resp(resp_msg->status);
+ if (resp < SHRT_MAX) {
+- resp_pf_to_vf->msg.resp_status = resp;
++ resp_pf_to_vf->msg.resp_status = cpu_to_le16(resp);
+ } else {
+ dev_warn(&hdev->pdev->dev,
+ "failed to send response to VF, response status %u is out-of-bound\n",
+ resp);
+- resp_pf_to_vf->msg.resp_status = EIO;
++ resp_pf_to_vf->msg.resp_status = cpu_to_le16(EIO);
+ }
+
+ if (resp_msg->len > 0)
+@@ -106,9 +108,9 @@ static int hclge_send_mbx_msg(struct hclge_vport *vport, u8 *msg, u16 msg_len,
+
+ resp_pf_to_vf->dest_vfid = dest_vfid;
+ resp_pf_to_vf->msg_len = msg_len;
+- resp_pf_to_vf->msg.code = mbx_opcode;
++ resp_pf_to_vf->msg.code = cpu_to_le16(mbx_opcode);
+
+- memcpy(&resp_pf_to_vf->msg.vf_mbx_msg_code, msg, msg_len);
++ memcpy(resp_pf_to_vf->msg.msg_data, msg, msg_len);
+
+ trace_hclge_pf_mbx_send(hdev, resp_pf_to_vf);
+
+@@ -124,8 +126,8 @@ static int hclge_send_mbx_msg(struct hclge_vport *vport, u8 *msg, u16 msg_len,
+ int hclge_inform_reset_assert_to_vf(struct hclge_vport *vport)
+ {
+ struct hclge_dev *hdev = vport->back;
++ __le16 msg_data;
+ u16 reset_type;
+- u8 msg_data[2];
+ u8 dest_vfid;
+
+ BUILD_BUG_ON(HNAE3_MAX_RESET > U16_MAX);
+@@ -139,10 +141,10 @@ int hclge_inform_reset_assert_to_vf(struct hclge_vport *vport)
+ else
+ reset_type = HNAE3_VF_FUNC_RESET;
+
+- memcpy(&msg_data[0], &reset_type, sizeof(u16));
++ msg_data = cpu_to_le16(reset_type);
+
+ /* send this requested info to VF */
+- return hclge_send_mbx_msg(vport, msg_data, sizeof(msg_data),
++ return hclge_send_mbx_msg(vport, (u8 *)&msg_data, sizeof(msg_data),
+ HCLGE_MBX_ASSERTING_RESET, dest_vfid);
+ }
+
+@@ -338,16 +340,14 @@ int hclge_push_vf_port_base_vlan_info(struct hclge_vport *vport, u8 vfid,
+ u16 state,
+ struct hclge_vlan_info *vlan_info)
+ {
+-#define MSG_DATA_SIZE 8
++ struct hclge_mbx_port_base_vlan base_vlan;
+
+- u8 msg_data[MSG_DATA_SIZE];
++ base_vlan.state = cpu_to_le16(state);
++ base_vlan.vlan_proto = cpu_to_le16(vlan_info->vlan_proto);
++ base_vlan.qos = cpu_to_le16(vlan_info->qos);
++ base_vlan.vlan_tag = cpu_to_le16(vlan_info->vlan_tag);
+
+- memcpy(&msg_data[0], &state, sizeof(u16));
+- memcpy(&msg_data[2], &vlan_info->vlan_proto, sizeof(u16));
+- memcpy(&msg_data[4], &vlan_info->qos, sizeof(u16));
+- memcpy(&msg_data[6], &vlan_info->vlan_tag, sizeof(u16));
+-
+- return hclge_send_mbx_msg(vport, msg_data, sizeof(msg_data),
++ return hclge_send_mbx_msg(vport, (u8 *)&base_vlan, sizeof(base_vlan),
+ HCLGE_MBX_PUSH_VLAN_INFO, vfid);
+ }
+
+@@ -487,10 +487,9 @@ int hclge_push_vf_link_status(struct hclge_vport *vport)
+ #define HCLGE_VF_LINK_STATE_UP 1U
+ #define HCLGE_VF_LINK_STATE_DOWN 0U
+
++ struct hclge_mbx_link_status link_info;
+ struct hclge_dev *hdev = vport->back;
+ u16 link_status;
+- u8 msg_data[9];
+- u16 duplex;
+
+ /* mac.link can only be 0 or 1 */
+ switch (vport->vf_info.link_state) {
+@@ -506,14 +505,13 @@ int hclge_push_vf_link_status(struct hclge_vport *vport)
+ break;
+ }
+
+- duplex = hdev->hw.mac.duplex;
+- memcpy(&msg_data[0], &link_status, sizeof(u16));
+- memcpy(&msg_data[2], &hdev->hw.mac.speed, sizeof(u32));
+- memcpy(&msg_data[6], &duplex, sizeof(u16));
+- msg_data[8] = HCLGE_MBX_PUSH_LINK_STATUS_EN;
++ link_info.link_status = cpu_to_le16(link_status);
++ link_info.speed = cpu_to_le32(hdev->hw.mac.speed);
++ link_info.duplex = cpu_to_le16(hdev->hw.mac.duplex);
++ link_info.flag = HCLGE_MBX_PUSH_LINK_STATUS_EN;
+
+ /* send this requested info to VF */
+- return hclge_send_mbx_msg(vport, msg_data, sizeof(msg_data),
++ return hclge_send_mbx_msg(vport, (u8 *)&link_info, sizeof(link_info),
+ HCLGE_MBX_LINK_STAT_CHANGE, vport->vport_id);
+ }
+
+@@ -521,22 +519,22 @@ static void hclge_get_link_mode(struct hclge_vport *vport,
+ struct hclge_mbx_vf_to_pf_cmd *mbx_req)
+ {
+ #define HCLGE_SUPPORTED 1
++ struct hclge_mbx_link_mode link_mode;
+ struct hclge_dev *hdev = vport->back;
+ unsigned long advertising;
+ unsigned long supported;
+ unsigned long send_data;
+- u8 msg_data[10] = {};
+ u8 dest_vfid;
+
+ advertising = hdev->hw.mac.advertising[0];
+ supported = hdev->hw.mac.supported[0];
+ dest_vfid = mbx_req->mbx_src_vfid;
+- msg_data[0] = mbx_req->msg.data[0];
+-
+- send_data = msg_data[0] == HCLGE_SUPPORTED ? supported : advertising;
++ send_data = mbx_req->msg.data[0] == HCLGE_SUPPORTED ? supported :
++ advertising;
++ link_mode.idx = cpu_to_le16((u16)mbx_req->msg.data[0]);
++ link_mode.link_mode = cpu_to_le64(send_data);
+
+- memcpy(&msg_data[2], &send_data, sizeof(unsigned long));
+- hclge_send_mbx_msg(vport, msg_data, sizeof(msg_data),
++ hclge_send_mbx_msg(vport, (u8 *)&link_mode, sizeof(link_mode),
+ HCLGE_MBX_LINK_STAT_MODE, dest_vfid);
+ }
+
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_trace.h b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_trace.h
+index 5b0b71bd61200..8510b88d49820 100644
+--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_trace.h
++++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_trace.h
+@@ -62,7 +62,7 @@ TRACE_EVENT(hclge_pf_mbx_send,
+
+ TP_fast_assign(
+ __entry->vfid = req->dest_vfid;
+- __entry->code = req->msg.code;
++ __entry->code = le16_to_cpu(req->msg.code);
+ __assign_str(pciname, pci_name(hdev->pdev));
+ __assign_str(devname, &hdev->vport[0].nic.kinfo.netdev->name);
+ memcpy(__entry->mbx_data, req,
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
+index bc140e3620d6c..880feeac06375 100644
+--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
++++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.c
+@@ -1710,6 +1710,8 @@ static int hclgevf_set_vlan_filter(struct hnae3_handle *handle,
+ test_bit(HCLGEVF_STATE_RST_FAIL, &hdev->state)) && is_kill) {
+ set_bit(vlan_id, hdev->vlan_del_fail_bmap);
+ return -EBUSY;
++ } else if (!is_kill && test_bit(vlan_id, hdev->vlan_del_fail_bmap)) {
++ clear_bit(vlan_id, hdev->vlan_del_fail_bmap);
+ }
+
+ hclgevf_build_send_msg(&send_msg, HCLGE_MBX_SET_VLAN,
+@@ -1737,20 +1739,25 @@ static void hclgevf_sync_vlan_filter(struct hclgevf_dev *hdev)
+ int ret, sync_cnt = 0;
+ u16 vlan_id;
+
++ if (bitmap_empty(hdev->vlan_del_fail_bmap, VLAN_N_VID))
++ return;
++
++ rtnl_lock();
+ vlan_id = find_first_bit(hdev->vlan_del_fail_bmap, VLAN_N_VID);
+ while (vlan_id != VLAN_N_VID) {
+ ret = hclgevf_set_vlan_filter(handle, htons(ETH_P_8021Q),
+ vlan_id, true);
+ if (ret)
+- return;
++ break;
+
+ clear_bit(vlan_id, hdev->vlan_del_fail_bmap);
+ sync_cnt++;
+ if (sync_cnt >= HCLGEVF_MAX_SYNC_COUNT)
+- return;
++ break;
+
+ vlan_id = find_first_bit(hdev->vlan_del_fail_bmap, VLAN_N_VID);
+ }
++ rtnl_unlock();
+ }
+
+ static int hclgevf_en_hw_strip_rxvtag(struct hnae3_handle *handle, bool enable)
+@@ -2480,8 +2487,18 @@ static enum hclgevf_evt_cause hclgevf_check_evt_cause(struct hclgevf_dev *hdev,
+ return HCLGEVF_VECTOR0_EVENT_OTHER;
+ }
+
++static void hclgevf_reset_timer(struct timer_list *t)
++{
++ struct hclgevf_dev *hdev = from_timer(hdev, t, reset_timer);
++
++ hclgevf_clear_event_cause(hdev, HCLGEVF_VECTOR0_EVENT_RST);
++ hclgevf_reset_task_schedule(hdev);
++}
++
+ static irqreturn_t hclgevf_misc_irq_handle(int irq, void *data)
+ {
++#define HCLGEVF_RESET_DELAY 5
++
+ enum hclgevf_evt_cause event_cause;
+ struct hclgevf_dev *hdev = data;
+ u32 clearval;
+@@ -2493,7 +2510,8 @@ static irqreturn_t hclgevf_misc_irq_handle(int irq, void *data)
+
+ switch (event_cause) {
+ case HCLGEVF_VECTOR0_EVENT_RST:
+- hclgevf_reset_task_schedule(hdev);
++ mod_timer(&hdev->reset_timer,
++ jiffies + msecs_to_jiffies(HCLGEVF_RESET_DELAY));
+ break;
+ case HCLGEVF_VECTOR0_EVENT_MBX:
+ hclgevf_mbx_handler(hdev);
+@@ -3470,6 +3488,7 @@ static int hclgevf_init_hdev(struct hclgevf_dev *hdev)
+ HCLGEVF_DRIVER_NAME);
+
+ hclgevf_task_schedule(hdev, round_jiffies_relative(HZ));
++ timer_setup(&hdev->reset_timer, hclgevf_reset_timer, 0);
+
+ return 0;
+
+@@ -3809,7 +3828,7 @@ static void hclgevf_get_regs(struct hnae3_handle *handle, u32 *version,
+ }
+
+ void hclgevf_update_port_base_vlan_info(struct hclgevf_dev *hdev, u16 state,
+- u8 *port_base_vlan_info, u8 data_size)
++ struct hclge_mbx_port_base_vlan *port_base_vlan)
+ {
+ struct hnae3_handle *nic = &hdev->nic;
+ struct hclge_vf_to_pf_msg send_msg;
+@@ -3834,7 +3853,7 @@ void hclgevf_update_port_base_vlan_info(struct hclgevf_dev *hdev, u16 state,
+ /* send msg to PF and wait update port based vlan info */
+ hclgevf_build_send_msg(&send_msg, HCLGE_MBX_SET_VLAN,
+ HCLGE_MBX_PORT_BASE_VLAN_CFG);
+- memcpy(send_msg.data, port_base_vlan_info, data_size);
++ memcpy(send_msg.data, port_base_vlan, sizeof(*port_base_vlan));
+ ret = hclgevf_send_mbx_msg(hdev, &send_msg, false, NULL, 0);
+ if (!ret) {
+ if (state == HNAE3_PORT_BASE_VLAN_DISABLE)
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h
+index f6f736c0091c0..5c7538ca36a76 100644
+--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h
++++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_main.h
+@@ -281,6 +281,7 @@ struct hclgevf_dev {
+ enum hnae3_reset_type reset_level;
+ unsigned long reset_pending;
+ enum hnae3_reset_type reset_type;
++ struct timer_list reset_timer;
+
+ #define HCLGEVF_RESET_REQUESTED 0
+ #define HCLGEVF_RESET_PENDING 1
+@@ -355,5 +356,5 @@ void hclgevf_update_speed_duplex(struct hclgevf_dev *hdev, u32 speed,
+ void hclgevf_reset_task_schedule(struct hclgevf_dev *hdev);
+ void hclgevf_mbx_task_schedule(struct hclgevf_dev *hdev);
+ void hclgevf_update_port_base_vlan_info(struct hclgevf_dev *hdev, u16 state,
+- u8 *port_base_vlan_info, u8 data_size);
++ struct hclge_mbx_port_base_vlan *port_base_vlan);
+ #endif
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c
+index c5ac6ecf36e10..608a14fc27acc 100644
+--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c
++++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c
+@@ -60,6 +60,9 @@ static int hclgevf_get_mbx_resp(struct hclgevf_dev *hdev, u16 code0, u16 code1,
+ i++;
+ }
+
++ /* ensure additional_info will be seen after received_resp */
++ smp_rmb();
++
+ if (i >= HCLGEVF_MAX_TRY_TIMES) {
+ dev_err(&hdev->pdev->dev,
+ "VF could not get mbx(%u,%u) resp(=%d) from PF in %d tries\n",
+@@ -121,7 +124,7 @@ int hclgevf_send_mbx_msg(struct hclgevf_dev *hdev,
+ if (need_resp) {
+ mutex_lock(&hdev->mbx_resp.mbx_mutex);
+ hclgevf_reset_mbx_resp_status(hdev);
+- req->match_id = hdev->mbx_resp.match_id;
++ req->match_id = cpu_to_le16(hdev->mbx_resp.match_id);
+ status = hclgevf_cmd_send(&hdev->hw, &desc, 1);
+ if (status) {
+ dev_err(&hdev->pdev->dev,
+@@ -159,27 +162,33 @@ static bool hclgevf_cmd_crq_empty(struct hclgevf_hw *hw)
+ static void hclgevf_handle_mbx_response(struct hclgevf_dev *hdev,
+ struct hclge_mbx_pf_to_vf_cmd *req)
+ {
++ u16 vf_mbx_msg_subcode = le16_to_cpu(req->msg.vf_mbx_msg_subcode);
++ u16 vf_mbx_msg_code = le16_to_cpu(req->msg.vf_mbx_msg_code);
+ struct hclgevf_mbx_resp_status *resp = &hdev->mbx_resp;
++ u16 resp_status = le16_to_cpu(req->msg.resp_status);
++ u16 match_id = le16_to_cpu(req->match_id);
+
+ if (resp->received_resp)
+ dev_warn(&hdev->pdev->dev,
+- "VF mbx resp flag not clear(%u)\n",
+- req->msg.vf_mbx_msg_code);
+-
+- resp->origin_mbx_msg =
+- (req->msg.vf_mbx_msg_code << 16);
+- resp->origin_mbx_msg |= req->msg.vf_mbx_msg_subcode;
+- resp->resp_status =
+- hclgevf_resp_to_errno(req->msg.resp_status);
++ "VF mbx resp flag not clear(%u)\n",
++ vf_mbx_msg_code);
++
++ resp->origin_mbx_msg = (vf_mbx_msg_code << 16);
++ resp->origin_mbx_msg |= vf_mbx_msg_subcode;
++ resp->resp_status = hclgevf_resp_to_errno(resp_status);
+ memcpy(resp->additional_info, req->msg.resp_data,
+ HCLGE_MBX_MAX_RESP_DATA_SIZE * sizeof(u8));
+- if (req->match_id) {
++
++ /* ensure additional_info will be seen before setting received_resp */
++ smp_wmb();
++
++ if (match_id) {
+ /* If match_id is not zero, it means PF support match_id.
+ * if the match_id is right, VF get the right response, or
+ * ignore the response. and driver will clear hdev->mbx_resp
+ * when send next message which need response.
+ */
+- if (req->match_id == resp->match_id)
++ if (match_id == resp->match_id)
+ resp->received_resp = true;
+ } else {
+ resp->received_resp = true;
+@@ -196,7 +205,7 @@ static void hclgevf_handle_mbx_msg(struct hclgevf_dev *hdev,
+ HCLGE_MBX_MAX_ARQ_MSG_NUM) {
+ dev_warn(&hdev->pdev->dev,
+ "Async Q full, dropping msg(%u)\n",
+- req->msg.code);
++ le16_to_cpu(req->msg.code));
+ return;
+ }
+
+@@ -215,6 +224,7 @@ void hclgevf_mbx_handler(struct hclgevf_dev *hdev)
+ struct hclgevf_cmq_ring *crq;
+ struct hclgevf_desc *desc;
+ u16 flag;
++ u16 code;
+
+ crq = &hdev->hw.cmq.crq;
+
+@@ -228,10 +238,11 @@ void hclgevf_mbx_handler(struct hclgevf_dev *hdev)
+ req = (struct hclge_mbx_pf_to_vf_cmd *)desc->data;
+
+ flag = le16_to_cpu(crq->desc[crq->next_to_use].flag);
++ code = le16_to_cpu(req->msg.code);
+ if (unlikely(!hnae3_get_bit(flag, HCLGEVF_CMDQ_RX_OUTVLD_B))) {
+ dev_warn(&hdev->pdev->dev,
+ "dropped invalid mailbox message, code = %u\n",
+- req->msg.code);
++ code);
+
+ /* dropping/not processing this invalid message */
+ crq->desc[crq->next_to_use].flag = 0;
+@@ -247,7 +258,7 @@ void hclgevf_mbx_handler(struct hclgevf_dev *hdev)
+ * timeout and simultaneously queue the async messages for later
+ * prcessing in context of mailbox task i.e. the slow path.
+ */
+- switch (req->msg.code) {
++ switch (code) {
+ case HCLGE_MBX_PF_VF_RESP:
+ hclgevf_handle_mbx_response(hdev, req);
+ break;
+@@ -261,7 +272,7 @@ void hclgevf_mbx_handler(struct hclgevf_dev *hdev)
+ default:
+ dev_err(&hdev->pdev->dev,
+ "VF received unsupported(%u) mbx msg from PF\n",
+- req->msg.code);
++ code);
+ break;
+ }
+ crq->desc[crq->next_to_use].flag = 0;
+@@ -283,14 +294,18 @@ static void hclgevf_parse_promisc_info(struct hclgevf_dev *hdev,
+
+ void hclgevf_mbx_async_handler(struct hclgevf_dev *hdev)
+ {
++ struct hclge_mbx_port_base_vlan *vlan_info;
++ struct hclge_mbx_link_status *link_info;
++ struct hclge_mbx_link_mode *link_mode;
+ enum hnae3_reset_type reset_type;
+ u16 link_status, state;
+- u16 *msg_q, *vlan_info;
++ __le16 *msg_q;
++ u16 opcode;
+ u8 duplex;
+ u32 speed;
+ u32 tail;
+ u8 flag;
+- u8 idx;
++ u16 idx;
+
+ tail = hdev->arq.tail;
+
+@@ -303,13 +318,14 @@ void hclgevf_mbx_async_handler(struct hclgevf_dev *hdev)
+ }
+
+ msg_q = hdev->arq.msg_q[hdev->arq.head];
+-
+- switch (msg_q[0]) {
++ opcode = le16_to_cpu(msg_q[0]);
++ switch (opcode) {
+ case HCLGE_MBX_LINK_STAT_CHANGE:
+- link_status = msg_q[1];
+- memcpy(&speed, &msg_q[2], sizeof(speed));
+- duplex = (u8)msg_q[4];
+- flag = (u8)msg_q[5];
++ link_info = (struct hclge_mbx_link_status *)(msg_q + 1);
++ link_status = le16_to_cpu(link_info->link_status);
++ speed = le32_to_cpu(link_info->speed);
++ duplex = (u8)le16_to_cpu(link_info->duplex);
++ flag = link_info->flag;
+
+ /* update upper layer with new link link status */
+ hclgevf_update_speed_duplex(hdev, speed, duplex);
+@@ -321,13 +337,14 @@ void hclgevf_mbx_async_handler(struct hclgevf_dev *hdev)
+
+ break;
+ case HCLGE_MBX_LINK_STAT_MODE:
+- idx = (u8)msg_q[1];
++ link_mode = (struct hclge_mbx_link_mode *)(msg_q + 1);
++ idx = le16_to_cpu(link_mode->idx);
+ if (idx)
+- memcpy(&hdev->hw.mac.supported, &msg_q[2],
+- sizeof(unsigned long));
++ hdev->hw.mac.supported =
++ le64_to_cpu(link_mode->link_mode);
+ else
+- memcpy(&hdev->hw.mac.advertising, &msg_q[2],
+- sizeof(unsigned long));
++ hdev->hw.mac.advertising =
++ le64_to_cpu(link_mode->link_mode);
+ break;
+ case HCLGE_MBX_ASSERTING_RESET:
+ /* PF has asserted reset hence VF should go in pending
+@@ -335,25 +352,27 @@ void hclgevf_mbx_async_handler(struct hclgevf_dev *hdev)
+ * has been completely reset. After this stack should
+ * eventually be re-initialized.
+ */
+- reset_type = (enum hnae3_reset_type)msg_q[1];
++ reset_type =
++ (enum hnae3_reset_type)le16_to_cpu(msg_q[1]);
+ set_bit(reset_type, &hdev->reset_pending);
+ set_bit(HCLGEVF_RESET_PENDING, &hdev->reset_state);
+ hclgevf_reset_task_schedule(hdev);
+
+ break;
+ case HCLGE_MBX_PUSH_VLAN_INFO:
+- state = msg_q[1];
+- vlan_info = &msg_q[1];
++ vlan_info =
++ (struct hclge_mbx_port_base_vlan *)(msg_q + 1);
++ state = le16_to_cpu(vlan_info->state);
+ hclgevf_update_port_base_vlan_info(hdev, state,
+- (u8 *)vlan_info, 8);
++ vlan_info);
+ break;
+ case HCLGE_MBX_PUSH_PROMISC_INFO:
+- hclgevf_parse_promisc_info(hdev, msg_q[1]);
++ hclgevf_parse_promisc_info(hdev, le16_to_cpu(msg_q[1]));
+ break;
+ default:
+ dev_err(&hdev->pdev->dev,
+ "fetched unsupported(%u) message from arq\n",
+- msg_q[0]);
++ opcode);
+ break;
+ }
+
+diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_trace.h b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_trace.h
+index e4bfb6191fef5..5d4895bb57a17 100644
+--- a/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_trace.h
++++ b/drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_trace.h
+@@ -29,7 +29,7 @@ TRACE_EVENT(hclge_vf_mbx_get,
+
+ TP_fast_assign(
+ __entry->vfid = req->dest_vfid;
+- __entry->code = req->msg.code;
++ __entry->code = le16_to_cpu(req->msg.code);
+ __assign_str(pciname, pci_name(hdev->pdev));
+ __assign_str(devname, &hdev->nic.kinfo.netdev->name);
+ memcpy(__entry->mbx_data, req,
+diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/mod_hdr.c b/drivers/net/ethernet/mellanox/mlx5/core/en/mod_hdr.c
+index 7edde4d536fda..19d05fb4aab2e 100644
+--- a/drivers/net/ethernet/mellanox/mlx5/core/en/mod_hdr.c
++++ b/drivers/net/ethernet/mellanox/mlx5/core/en/mod_hdr.c
+@@ -155,3 +155,50 @@ struct mlx5_modify_hdr *mlx5e_mod_hdr_get(struct mlx5e_mod_hdr_handle *mh)
+ return mh->modify_hdr;
+ }
+
++char *
++mlx5e_mod_hdr_alloc(struct mlx5_core_dev *mdev, int namespace,
++ struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts)
++{
++ int new_num_actions, max_hw_actions;
++ size_t new_sz, old_sz;
++ void *ret;
++
++ if (mod_hdr_acts->num_actions < mod_hdr_acts->max_actions)
++ goto out;
++
++ max_hw_actions = mlx5e_mod_hdr_max_actions(mdev, namespace);
++ new_num_actions = min(max_hw_actions,
++ mod_hdr_acts->actions ?
++ mod_hdr_acts->max_actions * 2 : 1);
++ if (mod_hdr_acts->max_actions == new_num_actions)
++ return ERR_PTR(-ENOSPC);
++
++ new_sz = MLX5_MH_ACT_SZ * new_num_actions;
++ old_sz = mod_hdr_acts->max_actions * MLX5_MH_ACT_SZ;
++
++ ret = krealloc(mod_hdr_acts->actions, new_sz, GFP_KERNEL);
++ if (!ret)
++ return ERR_PTR(-ENOMEM);
++
++ memset(ret + old_sz, 0, new_sz - old_sz);
++ mod_hdr_acts->actions = ret;
++ mod_hdr_acts->max_actions = new_num_actions;
++
++out:
++ return mod_hdr_acts->actions + (mod_hdr_acts->num_actions * MLX5_MH_ACT_SZ);
++}
++
++void
++mlx5e_mod_hdr_dealloc(struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts)
++{
++ kfree(mod_hdr_acts->actions);
++ mod_hdr_acts->actions = NULL;
++ mod_hdr_acts->num_actions = 0;
++ mod_hdr_acts->max_actions = 0;
++}
++
++char *
++mlx5e_mod_hdr_get_item(struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts, int pos)
++{
++ return mod_hdr_acts->actions + (pos * MLX5_MH_ACT_SZ);
++}
+diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/mod_hdr.h b/drivers/net/ethernet/mellanox/mlx5/core/en/mod_hdr.h
+index 33b23d8f91828..b8cd1a7a31be6 100644
+--- a/drivers/net/ethernet/mellanox/mlx5/core/en/mod_hdr.h
++++ b/drivers/net/ethernet/mellanox/mlx5/core/en/mod_hdr.h
+@@ -15,6 +15,11 @@ struct mlx5e_tc_mod_hdr_acts {
+ void *actions;
+ };
+
++char *mlx5e_mod_hdr_alloc(struct mlx5_core_dev *mdev, int namespace,
++ struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts);
++void mlx5e_mod_hdr_dealloc(struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts);
++char *mlx5e_mod_hdr_get_item(struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts, int pos);
++
+ struct mlx5e_mod_hdr_handle *
+ mlx5e_mod_hdr_attach(struct mlx5_core_dev *mdev,
+ struct mod_hdr_tbl *tbl,
+@@ -28,4 +33,12 @@ struct mlx5_modify_hdr *mlx5e_mod_hdr_get(struct mlx5e_mod_hdr_handle *mh);
+ void mlx5e_mod_hdr_tbl_init(struct mod_hdr_tbl *tbl);
+ void mlx5e_mod_hdr_tbl_destroy(struct mod_hdr_tbl *tbl);
+
++static inline int mlx5e_mod_hdr_max_actions(struct mlx5_core_dev *mdev, int namespace)
++{
++ if (namespace == MLX5_FLOW_NAMESPACE_FDB) /* FDB offloading */
++ return MLX5_CAP_ESW_FLOWTABLE_FDB(mdev, max_modify_header_actions);
++ else /* namespace is MLX5_FLOW_NAMESPACE_KERNEL - NIC offloading */
++ return MLX5_CAP_FLOWTABLE_NIC_RX(mdev, max_modify_header_actions);
++}
++
+ #endif /* __MLX5E_EN_MOD_HDR_H__ */
+diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c
+index 899a9a73eef68..a4c12c5bb0dc5 100644
+--- a/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c
++++ b/drivers/net/ethernet/mellanox/mlx5/core/en/reporter_rx.c
+@@ -655,11 +655,11 @@ static int mlx5e_rx_reporter_dump(struct devlink_health_reporter *reporter,
+
+ void mlx5e_reporter_rx_timeout(struct mlx5e_rq *rq)
+ {
+- char icosq_str[MLX5E_REPORTER_PER_Q_MAX_LEN] = {};
+ char err_str[MLX5E_REPORTER_PER_Q_MAX_LEN];
+ struct mlx5e_icosq *icosq = rq->icosq;
+ struct mlx5e_priv *priv = rq->priv;
+ struct mlx5e_err_ctx err_ctx = {};
++ char icosq_str[32] = {};
+
+ err_ctx.ctx = rq;
+ err_ctx.recover = mlx5e_rx_reporter_timeout_recover;
+@@ -668,7 +668,7 @@ void mlx5e_reporter_rx_timeout(struct mlx5e_rq *rq)
+ if (icosq)
+ snprintf(icosq_str, sizeof(icosq_str), "ICOSQ: 0x%x, ", icosq->sqn);
+ snprintf(err_str, sizeof(err_str),
+- "RX timeout on channel: %d, %sRQ: 0x%x, CQ: 0x%x",
++ "RX timeout on channel: %d, %s RQ: 0x%x, CQ: 0x%x",
+ rq->ix, icosq_str, rq->rqn, rq->cq.mcq.cqn);
+
+ mlx5e_health_report(priv, priv->rx_reporter, err_str, &err_ctx);
+diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/sample.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/sample.c
+index 6552ecee3f9b9..d08723a444e3f 100644
+--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/sample.c
++++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/sample.c
+@@ -5,6 +5,7 @@
+ #include <net/psample.h>
+ #include "en/mapping.h"
+ #include "en/tc/post_act.h"
++#include "en/mod_hdr.h"
+ #include "sample.h"
+ #include "eswitch.h"
+ #include "en_tc.h"
+@@ -255,12 +256,12 @@ sample_modify_hdr_get(struct mlx5_core_dev *mdev, u32 obj_id,
+ goto err_modify_hdr;
+ }
+
+- dealloc_mod_hdr_actions(&mod_acts);
++ mlx5e_mod_hdr_dealloc(&mod_acts);
+ return modify_hdr;
+
+ err_modify_hdr:
+ err_post_act:
+- dealloc_mod_hdr_actions(&mod_acts);
++ mlx5e_mod_hdr_dealloc(&mod_acts);
+ err_set_regc0:
+ return ERR_PTR(err);
+ }
+diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
+index 94200f2dd92b0..80a49d7af05d6 100644
+--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
++++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c
+@@ -609,22 +609,15 @@ mlx5_tc_ct_entry_create_nat(struct mlx5_tc_ct_priv *ct_priv,
+ struct flow_action *flow_action = &flow_rule->action;
+ struct mlx5_core_dev *mdev = ct_priv->dev;
+ struct flow_action_entry *act;
+- size_t action_size;
+ char *modact;
+ int err, i;
+
+- action_size = MLX5_UN_SZ_BYTES(set_add_copy_action_in_auto);
+-
+ flow_action_for_each(i, act, flow_action) {
+ switch (act->id) {
+ case FLOW_ACTION_MANGLE: {
+- err = alloc_mod_hdr_actions(mdev, ct_priv->ns_type,
+- mod_acts);
+- if (err)
+- return err;
+-
+- modact = mod_acts->actions +
+- mod_acts->num_actions * action_size;
++ modact = mlx5e_mod_hdr_alloc(mdev, ct_priv->ns_type, mod_acts);
++ if (IS_ERR(modact))
++ return PTR_ERR(modact);
+
+ err = mlx5_tc_ct_parse_mangle_to_mod_act(act, modact);
+ if (err)
+@@ -707,11 +700,11 @@ mlx5_tc_ct_entry_create_mod_hdr(struct mlx5_tc_ct_priv *ct_priv,
+ attr->modify_hdr = mlx5e_mod_hdr_get(*mh);
+ }
+
+- dealloc_mod_hdr_actions(&mod_acts);
++ mlx5e_mod_hdr_dealloc(&mod_acts);
+ return 0;
+
+ err_mapping:
+- dealloc_mod_hdr_actions(&mod_acts);
++ mlx5e_mod_hdr_dealloc(&mod_acts);
+ mlx5_put_label_mapping(ct_priv, attr->ct_attr.ct_labels_id);
+ return err;
+ }
+@@ -1463,7 +1456,7 @@ static int tc_ct_pre_ct_add_rules(struct mlx5_ct_ft *ct_ft,
+ }
+ pre_ct->miss_rule = rule;
+
+- dealloc_mod_hdr_actions(&pre_mod_acts);
++ mlx5e_mod_hdr_dealloc(&pre_mod_acts);
+ kvfree(spec);
+ return 0;
+
+@@ -1472,7 +1465,7 @@ err_miss_rule:
+ err_flow_rule:
+ mlx5_modify_header_dealloc(dev, pre_ct->modify_hdr);
+ err_mapping:
+- dealloc_mod_hdr_actions(&pre_mod_acts);
++ mlx5e_mod_hdr_dealloc(&pre_mod_acts);
+ kvfree(spec);
+ return err;
+ }
+@@ -1872,14 +1865,14 @@ __mlx5_tc_ct_flow_offload(struct mlx5_tc_ct_priv *ct_priv,
+ }
+
+ attr->ct_attr.ct_flow = ct_flow;
+- dealloc_mod_hdr_actions(&pre_mod_acts);
++ mlx5e_mod_hdr_dealloc(&pre_mod_acts);
+
+ return ct_flow->pre_ct_rule;
+
+ err_insert_orig:
+ mlx5_modify_header_dealloc(priv->mdev, pre_ct_attr->modify_hdr);
+ err_mapping:
+- dealloc_mod_hdr_actions(&pre_mod_acts);
++ mlx5e_mod_hdr_dealloc(&pre_mod_acts);
+ mlx5_chains_put_chain_mapping(ct_priv->chains, ct_flow->chain_mapping);
+ err_get_chain:
+ kfree(ct_flow->pre_ct_attr);
+diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
+index d90c6dc41c9f4..303e6e7a5c448 100644
+--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
++++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
+@@ -294,9 +294,6 @@ int mlx5e_tc_tun_create_header_ipv4(struct mlx5e_priv *priv,
+ if (err)
+ goto destroy_neigh_entry;
+
+- e->encap_size = ipv4_encap_size;
+- e->encap_header = encap_header;
+-
+ if (!(nud_state & NUD_VALID)) {
+ neigh_event_send(attr.n, NULL);
+ /* the encap entry will be made valid on neigh update event
+@@ -316,6 +313,8 @@ int mlx5e_tc_tun_create_header_ipv4(struct mlx5e_priv *priv,
+ goto destroy_neigh_entry;
+ }
+
++ e->encap_size = ipv4_encap_size;
++ e->encap_header = encap_header;
+ e->flags |= MLX5_ENCAP_ENTRY_VALID;
+ mlx5e_rep_queue_neigh_stats_work(netdev_priv(attr.out_dev));
+ mlx5e_route_lookup_ipv4_put(&attr);
+@@ -398,16 +397,12 @@ int mlx5e_tc_tun_update_header_ipv4(struct mlx5e_priv *priv,
+ if (err)
+ goto free_encap;
+
+- e->encap_size = ipv4_encap_size;
+- kfree(e->encap_header);
+- e->encap_header = encap_header;
+-
+ if (!(nud_state & NUD_VALID)) {
+ neigh_event_send(attr.n, NULL);
+ /* the encap entry will be made valid on neigh update event
+ * and not used before that.
+ */
+- goto release_neigh;
++ goto free_encap;
+ }
+
+ memset(&reformat_params, 0, sizeof(reformat_params));
+@@ -421,6 +416,10 @@ int mlx5e_tc_tun_update_header_ipv4(struct mlx5e_priv *priv,
+ goto free_encap;
+ }
+
++ e->encap_size = ipv4_encap_size;
++ kfree(e->encap_header);
++ e->encap_header = encap_header;
++
+ e->flags |= MLX5_ENCAP_ENTRY_VALID;
+ mlx5e_rep_queue_neigh_stats_work(netdev_priv(attr.out_dev));
+ mlx5e_route_lookup_ipv4_put(&attr);
+@@ -559,9 +558,6 @@ int mlx5e_tc_tun_create_header_ipv6(struct mlx5e_priv *priv,
+ if (err)
+ goto destroy_neigh_entry;
+
+- e->encap_size = ipv6_encap_size;
+- e->encap_header = encap_header;
+-
+ if (!(nud_state & NUD_VALID)) {
+ neigh_event_send(attr.n, NULL);
+ /* the encap entry will be made valid on neigh update event
+@@ -581,6 +577,8 @@ int mlx5e_tc_tun_create_header_ipv6(struct mlx5e_priv *priv,
+ goto destroy_neigh_entry;
+ }
+
++ e->encap_size = ipv6_encap_size;
++ e->encap_header = encap_header;
+ e->flags |= MLX5_ENCAP_ENTRY_VALID;
+ mlx5e_rep_queue_neigh_stats_work(netdev_priv(attr.out_dev));
+ mlx5e_route_lookup_ipv6_put(&attr);
+@@ -662,16 +660,12 @@ int mlx5e_tc_tun_update_header_ipv6(struct mlx5e_priv *priv,
+ if (err)
+ goto free_encap;
+
+- e->encap_size = ipv6_encap_size;
+- kfree(e->encap_header);
+- e->encap_header = encap_header;
+-
+ if (!(nud_state & NUD_VALID)) {
+ neigh_event_send(attr.n, NULL);
+ /* the encap entry will be made valid on neigh update event
+ * and not used before that.
+ */
+- goto release_neigh;
++ goto free_encap;
+ }
+
+ memset(&reformat_params, 0, sizeof(reformat_params));
+@@ -685,6 +679,10 @@ int mlx5e_tc_tun_update_header_ipv6(struct mlx5e_priv *priv,
+ goto free_encap;
+ }
+
++ e->encap_size = ipv6_encap_size;
++ kfree(e->encap_header);
++ e->encap_header = encap_header;
++
+ e->flags |= MLX5_ENCAP_ENTRY_VALID;
+ mlx5e_rep_queue_neigh_stats_work(netdev_priv(attr.out_dev));
+ mlx5e_route_lookup_ipv6_put(&attr);
+diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+index 3d614bf5cff9e..7a00faa62d993 100644
+--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
++++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
+@@ -66,13 +66,17 @@ static void mlx5e_rep_get_drvinfo(struct net_device *dev,
+ {
+ struct mlx5e_priv *priv = netdev_priv(dev);
+ struct mlx5_core_dev *mdev = priv->mdev;
++ int count;
+
+ strlcpy(drvinfo->driver, mlx5e_rep_driver_name,
+ sizeof(drvinfo->driver));
+- snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
+- "%d.%d.%04d (%.16s)",
+- fw_rev_maj(mdev), fw_rev_min(mdev),
+- fw_rev_sub(mdev), mdev->board_id);
++ count = snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
++ "%d.%d.%04d (%.16s)", fw_rev_maj(mdev),
++ fw_rev_min(mdev), fw_rev_sub(mdev), mdev->board_id);
++ if (count == sizeof(drvinfo->fw_version))
++ snprintf(drvinfo->fw_version, sizeof(drvinfo->fw_version),
++ "%d.%d.%04d", fw_rev_maj(mdev),
++ fw_rev_min(mdev), fw_rev_sub(mdev));
+ }
+
+ static const struct counter_desc sw_rep_stats_desc[] = {
+diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+index d123d9b4adf5e..78538a15c097a 100644
+--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
++++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+@@ -71,7 +71,6 @@
+ #include "lag_mp.h"
+
+ #define nic_chains(priv) ((priv)->fs.tc.chains)
+-#define MLX5_MH_ACT_SZ MLX5_UN_SZ_BYTES(set_add_copy_action_in_auto)
+
+ #define MLX5E_TC_TABLE_NUM_GROUPS 4
+ #define MLX5E_TC_TABLE_MAX_GROUP_SIZE BIT(18)
+@@ -209,12 +208,9 @@ mlx5e_tc_match_to_reg_set_and_get_id(struct mlx5_core_dev *mdev,
+ char *modact;
+ int err;
+
+- err = alloc_mod_hdr_actions(mdev, ns, mod_hdr_acts);
+- if (err)
+- return err;
+-
+- modact = mod_hdr_acts->actions +
+- (mod_hdr_acts->num_actions * MLX5_MH_ACT_SZ);
++ modact = mlx5e_mod_hdr_alloc(mdev, ns, mod_hdr_acts);
++ if (IS_ERR(modact))
++ return PTR_ERR(modact);
+
+ /* Firmware has 5bit length field and 0 means 32bits */
+ if (mlen == 32)
+@@ -316,7 +312,7 @@ void mlx5e_tc_match_to_reg_mod_hdr_change(struct mlx5_core_dev *mdev,
+ int mlen = mlx5e_tc_attr_to_reg_mappings[type].mlen;
+ char *modact;
+
+- modact = mod_hdr_acts->actions + (act_id * MLX5_MH_ACT_SZ);
++ modact = mlx5e_mod_hdr_get_item(mod_hdr_acts, act_id);
+
+ /* Firmware has 5bit length field and 0 means 32bits */
+ if (mlen == 32)
+@@ -1059,7 +1055,7 @@ mlx5e_tc_add_nic_flow(struct mlx5e_priv *priv,
+
+ if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) {
+ err = mlx5e_attach_mod_hdr(priv, flow, parse_attr);
+- dealloc_mod_hdr_actions(&parse_attr->mod_hdr_acts);
++ mlx5e_mod_hdr_dealloc(&parse_attr->mod_hdr_acts);
+ if (err)
+ return err;
+ }
+@@ -1557,7 +1553,7 @@ static void mlx5e_tc_del_fdb_flow(struct mlx5e_priv *priv,
+ mlx5_tc_ct_match_del(get_ct_priv(priv), &flow->attr->ct_attr);
+
+ if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR) {
+- dealloc_mod_hdr_actions(&attr->parse_attr->mod_hdr_acts);
++ mlx5e_mod_hdr_dealloc(&attr->parse_attr->mod_hdr_acts);
+ if (vf_tun && attr->modify_hdr)
+ mlx5_modify_header_dealloc(priv->mdev, attr->modify_hdr);
+ else
+@@ -2768,7 +2764,7 @@ static struct mlx5_fields fields[] = {
+ OFFLOAD(DIPV6_31_0, 32, U32_MAX, ip6.daddr.s6_addr32[3], 0,
+ dst_ipv4_dst_ipv6.ipv6_layout.ipv6[12]),
+ OFFLOAD(IPV6_HOPLIMIT, 8, U8_MAX, ip6.hop_limit, 0, ttl_hoplimit),
+- OFFLOAD(IP_DSCP, 16, 0xc00f, ip6, 0, ip_dscp),
++ OFFLOAD(IP_DSCP, 16, 0x0fc0, ip6, 0, ip_dscp),
+
+ OFFLOAD(TCP_SPORT, 16, U16_MAX, tcp.source, 0, tcp_sport),
+ OFFLOAD(TCP_DPORT, 16, U16_MAX, tcp.dest, 0, tcp_dport),
+@@ -2779,21 +2775,31 @@ static struct mlx5_fields fields[] = {
+ OFFLOAD(UDP_DPORT, 16, U16_MAX, udp.dest, 0, udp_dport),
+ };
+
+-static unsigned long mask_to_le(unsigned long mask, int size)
++static u32 mask_field_get(void *mask, struct mlx5_fields *f)
+ {
+- __be32 mask_be32;
+- __be16 mask_be16;
+-
+- if (size == 32) {
+- mask_be32 = (__force __be32)(mask);
+- mask = (__force unsigned long)cpu_to_le32(be32_to_cpu(mask_be32));
+- } else if (size == 16) {
+- mask_be32 = (__force __be32)(mask);
+- mask_be16 = *(__be16 *)&mask_be32;
+- mask = (__force unsigned long)cpu_to_le16(be16_to_cpu(mask_be16));
++ switch (f->field_bsize) {
++ case 32:
++ return be32_to_cpu(*(__be32 *)mask) & f->field_mask;
++ case 16:
++ return be16_to_cpu(*(__be16 *)mask) & (u16)f->field_mask;
++ default:
++ return *(u8 *)mask & (u8)f->field_mask;
+ }
++}
+
+- return mask;
++static void mask_field_clear(void *mask, struct mlx5_fields *f)
++{
++ switch (f->field_bsize) {
++ case 32:
++ *(__be32 *)mask &= ~cpu_to_be32(f->field_mask);
++ break;
++ case 16:
++ *(__be16 *)mask &= ~cpu_to_be16((u16)f->field_mask);
++ break;
++ default:
++ *(u8 *)mask &= ~(u8)f->field_mask;
++ break;
++ }
+ }
+ static int offload_pedit_fields(struct mlx5e_priv *priv,
+ int namespace,
+@@ -2803,13 +2809,13 @@ static int offload_pedit_fields(struct mlx5e_priv *priv,
+ struct netlink_ext_ack *extack)
+ {
+ struct pedit_headers *set_masks, *add_masks, *set_vals, *add_vals;
+- int i, action_size, first, last, next_z;
+ void *headers_c, *headers_v, *action, *vals_p;
+- u32 *s_masks_p, *a_masks_p, s_mask, a_mask;
+ struct mlx5e_tc_mod_hdr_acts *mod_acts;
++ void *s_masks_p, *a_masks_p;
++ int i, first, last, next_z;
+ struct mlx5_fields *f;
+- unsigned long mask, field_mask;
+- int err;
++ unsigned long mask;
++ u32 s_mask, a_mask;
+ u8 cmd;
+
+ mod_acts = &parse_attr->mod_hdr_acts;
+@@ -2821,21 +2827,15 @@ static int offload_pedit_fields(struct mlx5e_priv *priv,
+ set_vals = &hdrs[0].vals;
+ add_vals = &hdrs[1].vals;
+
+- action_size = MLX5_UN_SZ_BYTES(set_add_copy_action_in_auto);
+-
+ for (i = 0; i < ARRAY_SIZE(fields); i++) {
+ bool skip;
+
+ f = &fields[i];
+- /* avoid seeing bits set from previous iterations */
+- s_mask = 0;
+- a_mask = 0;
+-
+ s_masks_p = (void *)set_masks + f->offset;
+ a_masks_p = (void *)add_masks + f->offset;
+
+- s_mask = *s_masks_p & f->field_mask;
+- a_mask = *a_masks_p & f->field_mask;
++ s_mask = mask_field_get(s_masks_p, f);
++ a_mask = mask_field_get(a_masks_p, f);
+
+ if (!s_mask && !a_mask) /* nothing to offload here */
+ continue;
+@@ -2862,22 +2862,20 @@ static int offload_pedit_fields(struct mlx5e_priv *priv,
+ match_mask, f->field_bsize))
+ skip = true;
+ /* clear to denote we consumed this field */
+- *s_masks_p &= ~f->field_mask;
++ mask_field_clear(s_masks_p, f);
+ } else {
+ cmd = MLX5_ACTION_TYPE_ADD;
+ mask = a_mask;
+ vals_p = (void *)add_vals + f->offset;
+ /* add 0 is no change */
+- if ((*(u32 *)vals_p & f->field_mask) == 0)
++ if (!mask_field_get(vals_p, f))
+ skip = true;
+ /* clear to denote we consumed this field */
+- *a_masks_p &= ~f->field_mask;
++ mask_field_clear(a_masks_p, f);
+ }
+ if (skip)
+ continue;
+
+- mask = mask_to_le(mask, f->field_bsize);
+-
+ first = find_first_bit(&mask, f->field_bsize);
+ next_z = find_next_zero_bit(&mask, f->field_bsize, first);
+ last = find_last_bit(&mask, f->field_bsize);
+@@ -2890,26 +2888,23 @@ static int offload_pedit_fields(struct mlx5e_priv *priv,
+ return -EOPNOTSUPP;
+ }
+
+- err = alloc_mod_hdr_actions(priv->mdev, namespace, mod_acts);
+- if (err) {
++ action = mlx5e_mod_hdr_alloc(priv->mdev, namespace, mod_acts);
++ if (IS_ERR(action)) {
+ NL_SET_ERR_MSG_MOD(extack,
+ "too many pedit actions, can't offload");
+ mlx5_core_warn(priv->mdev,
+ "mlx5: parsed %d pedit actions, can't do more\n",
+ mod_acts->num_actions);
+- return err;
++ return PTR_ERR(action);
+ }
+
+- action = mod_acts->actions +
+- (mod_acts->num_actions * action_size);
+ MLX5_SET(set_action_in, action, action_type, cmd);
+ MLX5_SET(set_action_in, action, field, f->field);
+
+ if (cmd == MLX5_ACTION_TYPE_SET) {
++ unsigned long field_mask = f->field_mask;
+ int start;
+
+- field_mask = mask_to_le(f->field_mask, f->field_bsize);
+-
+ /* if field is bit sized it can start not from first bit */
+ start = find_first_bit(&field_mask, f->field_bsize);
+
+@@ -2931,57 +2926,6 @@ static int offload_pedit_fields(struct mlx5e_priv *priv,
+ return 0;
+ }
+
+-static int mlx5e_flow_namespace_max_modify_action(struct mlx5_core_dev *mdev,
+- int namespace)
+-{
+- if (namespace == MLX5_FLOW_NAMESPACE_FDB) /* FDB offloading */
+- return MLX5_CAP_ESW_FLOWTABLE_FDB(mdev, max_modify_header_actions);
+- else /* namespace is MLX5_FLOW_NAMESPACE_KERNEL - NIC offloading */
+- return MLX5_CAP_FLOWTABLE_NIC_RX(mdev, max_modify_header_actions);
+-}
+-
+-int alloc_mod_hdr_actions(struct mlx5_core_dev *mdev,
+- int namespace,
+- struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts)
+-{
+- int action_size, new_num_actions, max_hw_actions;
+- size_t new_sz, old_sz;
+- void *ret;
+-
+- if (mod_hdr_acts->num_actions < mod_hdr_acts->max_actions)
+- return 0;
+-
+- action_size = MLX5_UN_SZ_BYTES(set_add_copy_action_in_auto);
+-
+- max_hw_actions = mlx5e_flow_namespace_max_modify_action(mdev,
+- namespace);
+- new_num_actions = min(max_hw_actions,
+- mod_hdr_acts->actions ?
+- mod_hdr_acts->max_actions * 2 : 1);
+- if (mod_hdr_acts->max_actions == new_num_actions)
+- return -ENOSPC;
+-
+- new_sz = action_size * new_num_actions;
+- old_sz = mod_hdr_acts->max_actions * action_size;
+- ret = krealloc(mod_hdr_acts->actions, new_sz, GFP_KERNEL);
+- if (!ret)
+- return -ENOMEM;
+-
+- memset(ret + old_sz, 0, new_sz - old_sz);
+- mod_hdr_acts->actions = ret;
+- mod_hdr_acts->max_actions = new_num_actions;
+-
+- return 0;
+-}
+-
+-void dealloc_mod_hdr_actions(struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts)
+-{
+- kfree(mod_hdr_acts->actions);
+- mod_hdr_acts->actions = NULL;
+- mod_hdr_acts->num_actions = 0;
+- mod_hdr_acts->max_actions = 0;
+-}
+-
+ static const struct pedit_headers zero_masks = {};
+
+ static int
+@@ -3004,7 +2948,7 @@ parse_pedit_to_modify_hdr(struct mlx5e_priv *priv,
+ goto out_err;
+ }
+
+- if (!mlx5e_flow_namespace_max_modify_action(priv->mdev, namespace)) {
++ if (!mlx5e_mod_hdr_max_actions(priv->mdev, namespace)) {
+ NL_SET_ERR_MSG_MOD(extack,
+ "The pedit offload action is not supported");
+ goto out_err;
+@@ -3096,7 +3040,7 @@ static int alloc_tc_pedit_action(struct mlx5e_priv *priv, int namespace,
+ return 0;
+
+ out_dealloc_parsed_actions:
+- dealloc_mod_hdr_actions(&parse_attr->mod_hdr_acts);
++ mlx5e_mod_hdr_dealloc(&parse_attr->mod_hdr_acts);
+ return err;
+ }
+
+@@ -3502,10 +3446,50 @@ static int validate_goto_chain(struct mlx5e_priv *priv,
+ return 0;
+ }
+
+-static int parse_tc_nic_actions(struct mlx5e_priv *priv,
+- struct flow_action *flow_action,
++static int
++actions_prepare_mod_hdr_actions(struct mlx5e_priv *priv,
+ struct mlx5e_tc_flow *flow,
++ struct mlx5_flow_attr *attr,
++ struct pedit_headers_action *hdrs,
+ struct netlink_ext_ack *extack)
++{
++ struct mlx5e_tc_flow_parse_attr *parse_attr = attr->parse_attr;
++ enum mlx5_flow_namespace_type ns_type;
++ int err;
++
++ if (!hdrs[TCA_PEDIT_KEY_EX_CMD_SET].pedits &&
++ !hdrs[TCA_PEDIT_KEY_EX_CMD_ADD].pedits)
++ return 0;
++
++ ns_type = get_flow_name_space(flow);
++
++ err = alloc_tc_pedit_action(priv, ns_type, parse_attr, hdrs,
++ &attr->action, extack);
++ if (err)
++ return err;
++
++ /* In case all pedit actions are skipped, remove the MOD_HDR flag. */
++ if (parse_attr->mod_hdr_acts.num_actions > 0)
++ return 0;
++
++ attr->action &= ~MLX5_FLOW_CONTEXT_ACTION_MOD_HDR;
++ mlx5e_mod_hdr_dealloc(&parse_attr->mod_hdr_acts);
++
++ if (ns_type != MLX5_FLOW_NAMESPACE_FDB)
++ return 0;
++
++ if (!((attr->action & MLX5_FLOW_CONTEXT_ACTION_VLAN_POP) ||
++ (attr->action & MLX5_FLOW_CONTEXT_ACTION_VLAN_PUSH)))
++ attr->esw_attr->split_count = 0;
++
++ return 0;
++}
++
++static int
++parse_tc_nic_actions(struct mlx5e_priv *priv,
++ struct flow_action *flow_action,
++ struct mlx5e_tc_flow *flow,
++ struct netlink_ext_ack *extack)
+ {
+ struct mlx5e_tc_flow_parse_attr *parse_attr;
+ struct mlx5_flow_attr *attr = flow->attr;
+@@ -3617,21 +3601,6 @@ static int parse_tc_nic_actions(struct mlx5e_priv *priv,
+ }
+ }
+
+- if (hdrs[TCA_PEDIT_KEY_EX_CMD_SET].pedits ||
+- hdrs[TCA_PEDIT_KEY_EX_CMD_ADD].pedits) {
+- err = alloc_tc_pedit_action(priv, MLX5_FLOW_NAMESPACE_KERNEL,
+- parse_attr, hdrs, &action, extack);
+- if (err)
+- return err;
+- /* in case all pedit actions are skipped, remove the MOD_HDR
+- * flag.
+- */
+- if (parse_attr->mod_hdr_acts.num_actions == 0) {
+- action &= ~MLX5_FLOW_CONTEXT_ACTION_MOD_HDR;
+- dealloc_mod_hdr_actions(&parse_attr->mod_hdr_acts);
+- }
+- }
+-
+ attr->action = action;
+
+ if (attr->dest_chain && parse_attr->mirred_ifindex[0]) {
+@@ -3639,8 +3608,9 @@ static int parse_tc_nic_actions(struct mlx5e_priv *priv,
+ return -EOPNOTSUPP;
+ }
+
+- if (attr->action & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR)
+- attr->action |= MLX5_FLOW_CONTEXT_ACTION_FWD_DEST;
++ err = actions_prepare_mod_hdr_actions(priv, flow, attr, hdrs, extack);
++ if (err)
++ return err;
+
+ if (!actions_match_supported(priv, flow_action, parse_attr, flow, extack))
+ return -EOPNOTSUPP;
+@@ -4195,26 +4165,12 @@ static int parse_tc_fdb_actions(struct mlx5e_priv *priv,
+ return err;
+ }
+
+- if (hdrs[TCA_PEDIT_KEY_EX_CMD_SET].pedits ||
+- hdrs[TCA_PEDIT_KEY_EX_CMD_ADD].pedits) {
+- err = alloc_tc_pedit_action(priv, MLX5_FLOW_NAMESPACE_FDB,
+- parse_attr, hdrs, &action, extack);
+- if (err)
+- return err;
+- /* in case all pedit actions are skipped, remove the MOD_HDR
+- * flag. we might have set split_count either by pedit or
+- * pop/push. if there is no pop/push either, reset it too.
+- */
+- if (parse_attr->mod_hdr_acts.num_actions == 0) {
+- action &= ~MLX5_FLOW_CONTEXT_ACTION_MOD_HDR;
+- dealloc_mod_hdr_actions(&parse_attr->mod_hdr_acts);
+- if (!((action & MLX5_FLOW_CONTEXT_ACTION_VLAN_POP) ||
+- (action & MLX5_FLOW_CONTEXT_ACTION_VLAN_PUSH)))
+- esw_attr->split_count = 0;
+- }
+- }
+-
+ attr->action = action;
++
++ err = actions_prepare_mod_hdr_actions(priv, flow, attr, hdrs, extack);
++ if (err)
++ return err;
++
+ if (!actions_match_supported(priv, flow_action, parse_attr, flow, extack))
+ return -EOPNOTSUPP;
+
+@@ -4601,7 +4557,7 @@ mlx5e_add_nic_flow(struct mlx5e_priv *priv,
+
+ err_free:
+ flow_flag_set(flow, FAILED);
+- dealloc_mod_hdr_actions(&parse_attr->mod_hdr_acts);
++ mlx5e_mod_hdr_dealloc(&parse_attr->mod_hdr_acts);
+ mlx5e_flow_put(priv, flow);
+ out:
+ return err;
+diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h
+index f48af82781f88..26a85a11eb6ca 100644
+--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h
++++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h
+@@ -244,11 +244,6 @@ int mlx5e_tc_add_flow_mod_hdr(struct mlx5e_priv *priv,
+ struct mlx5e_tc_flow *flow,
+ struct mlx5_flow_attr *attr);
+
+-int alloc_mod_hdr_actions(struct mlx5_core_dev *mdev,
+- int namespace,
+- struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts);
+-void dealloc_mod_hdr_actions(struct mlx5e_tc_mod_hdr_acts *mod_hdr_acts);
+-
+ struct mlx5e_tc_flow;
+ u32 mlx5e_tc_get_flow_tun_id(struct mlx5e_tc_flow *flow);
+
+diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/indir_table.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/indir_table.c
+index 425c91814b34f..c275fe028b6d8 100644
+--- a/drivers/net/ethernet/mellanox/mlx5/core/esw/indir_table.c
++++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/indir_table.c
+@@ -14,6 +14,7 @@
+ #include "fs_core.h"
+ #include "esw/indir_table.h"
+ #include "lib/fs_chains.h"
++#include "en/mod_hdr.h"
+
+ #define MLX5_ESW_INDIR_TABLE_SIZE 128
+ #define MLX5_ESW_INDIR_TABLE_RECIRC_IDX_MAX (MLX5_ESW_INDIR_TABLE_SIZE - 2)
+@@ -226,7 +227,7 @@ static int mlx5_esw_indir_table_rule_get(struct mlx5_eswitch *esw,
+ goto err_handle;
+ }
+
+- dealloc_mod_hdr_actions(&mod_acts);
++ mlx5e_mod_hdr_dealloc(&mod_acts);
+ rule->handle = handle;
+ rule->vni = esw_attr->rx_tun_attr->vni;
+ rule->mh = flow_act.modify_hdr;
+@@ -243,7 +244,7 @@ err_table:
+ mlx5_modify_header_dealloc(esw->dev, flow_act.modify_hdr);
+ err_mod_hdr_alloc:
+ err_mod_hdr_regc1:
+- dealloc_mod_hdr_actions(&mod_acts);
++ mlx5e_mod_hdr_dealloc(&mod_acts);
+ err_mod_hdr_regc0:
+ err_ethertype:
+ kfree(rule);
+diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
+index 4cb2510f6fac6..d4de5ec690e50 100644
+--- a/drivers/net/ethernet/realtek/r8169_main.c
++++ b/drivers/net/ethernet/realtek/r8169_main.c
+@@ -2553,9 +2553,7 @@ static void rtl_set_rx_mode(struct net_device *dev)
+ rx_mode &= ~AcceptMulticast;
+ } else if (netdev_mc_count(dev) > MC_FILTER_LIMIT ||
+ dev->flags & IFF_ALLMULTI ||
+- tp->mac_version == RTL_GIGA_MAC_VER_35 ||
+- tp->mac_version == RTL_GIGA_MAC_VER_46 ||
+- tp->mac_version == RTL_GIGA_MAC_VER_48) {
++ tp->mac_version == RTL_GIGA_MAC_VER_35) {
+ /* accept all multicasts */
+ } else if (netdev_mc_empty(dev)) {
+ rx_mode &= ~AcceptMulticast;
+@@ -4714,10 +4712,16 @@ static void rtl8169_down(struct rtl8169_private *tp)
+ rtl8169_cleanup(tp, true);
+
+ rtl_prepare_power_down(tp);
++
++ if (tp->dash_type != RTL_DASH_NONE)
++ rtl8168_driver_stop(tp);
+ }
+
+ static void rtl8169_up(struct rtl8169_private *tp)
+ {
++ if (tp->dash_type != RTL_DASH_NONE)
++ rtl8168_driver_start(tp);
++
+ pci_set_master(tp->pci_dev);
+ phy_init_hw(tp->phydev);
+ phy_resume(tp->phydev);
+diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+index a43628dd1f4c2..2b4c30a5ffcd9 100644
+--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
++++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+@@ -5165,10 +5165,10 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit, u32 queue)
+ len = 0;
+ }
+
++read_again:
+ if (count >= limit)
+ break;
+
+-read_again:
+ buf1_len = 0;
+ buf2_len = 0;
+ entry = next_entry;
+diff --git a/drivers/net/ipvlan/ipvlan_core.c b/drivers/net/ipvlan/ipvlan_core.c
+index 905542df3b682..5aa9217240d53 100644
+--- a/drivers/net/ipvlan/ipvlan_core.c
++++ b/drivers/net/ipvlan/ipvlan_core.c
+@@ -412,7 +412,7 @@ struct ipvl_addr *ipvlan_addr_lookup(struct ipvl_port *port, void *lyr3h,
+ return addr;
+ }
+
+-static int ipvlan_process_v4_outbound(struct sk_buff *skb)
++static noinline_for_stack int ipvlan_process_v4_outbound(struct sk_buff *skb)
+ {
+ const struct iphdr *ip4h = ip_hdr(skb);
+ struct net_device *dev = skb->dev;
+@@ -454,13 +454,11 @@ out:
+ }
+
+ #if IS_ENABLED(CONFIG_IPV6)
+-static int ipvlan_process_v6_outbound(struct sk_buff *skb)
++
++static noinline_for_stack int
++ipvlan_route_v6_outbound(struct net_device *dev, struct sk_buff *skb)
+ {
+ const struct ipv6hdr *ip6h = ipv6_hdr(skb);
+- struct net_device *dev = skb->dev;
+- struct net *net = dev_net(dev);
+- struct dst_entry *dst;
+- int err, ret = NET_XMIT_DROP;
+ struct flowi6 fl6 = {
+ .flowi6_oif = dev->ifindex,
+ .daddr = ip6h->daddr,
+@@ -470,27 +468,38 @@ static int ipvlan_process_v6_outbound(struct sk_buff *skb)
+ .flowi6_mark = skb->mark,
+ .flowi6_proto = ip6h->nexthdr,
+ };
++ struct dst_entry *dst;
++ int err;
+
+- dst = ip6_route_output(net, NULL, &fl6);
+- if (dst->error) {
+- ret = dst->error;
++ dst = ip6_route_output(dev_net(dev), NULL, &fl6);
++ err = dst->error;
++ if (err) {
+ dst_release(dst);
+- goto err;
++ return err;
+ }
+ skb_dst_set(skb, dst);
++ return 0;
++}
++
++static int ipvlan_process_v6_outbound(struct sk_buff *skb)
++{
++ struct net_device *dev = skb->dev;
++ int err, ret = NET_XMIT_DROP;
++
++ err = ipvlan_route_v6_outbound(dev, skb);
++ if (unlikely(err)) {
++ DEV_STATS_INC(dev, tx_errors);
++ kfree_skb(skb);
++ return err;
++ }
+
+ memset(IP6CB(skb), 0, sizeof(*IP6CB(skb)));
+
+- err = ip6_local_out(net, skb->sk, skb);
++ err = ip6_local_out(dev_net(dev), skb->sk, skb);
+ if (unlikely(net_xmit_eval(err)))
+ DEV_STATS_INC(dev, tx_errors);
+ else
+ ret = NET_XMIT_SUCCESS;
+- goto out;
+-err:
+- DEV_STATS_INC(dev, tx_errors);
+- kfree_skb(skb);
+-out:
+ return ret;
+ }
+ #else
+diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
+index 3dd1528dde028..6f0b6c924d724 100644
+--- a/drivers/net/macvlan.c
++++ b/drivers/net/macvlan.c
+@@ -770,7 +770,7 @@ static void macvlan_change_rx_flags(struct net_device *dev, int change)
+ if (dev->flags & IFF_UP) {
+ if (change & IFF_ALLMULTI)
+ dev_set_allmulti(lowerdev, dev->flags & IFF_ALLMULTI ? 1 : -1);
+- if (change & IFF_PROMISC)
++ if (!macvlan_passthru(vlan->port) && change & IFF_PROMISC)
+ dev_set_promiscuity(lowerdev,
+ dev->flags & IFF_PROMISC ? 1 : -1);
+
+diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c
+index 422dc92ecac94..514e7f9e0339c 100644
+--- a/drivers/net/phy/phylink.c
++++ b/drivers/net/phy/phylink.c
+@@ -853,6 +853,7 @@ struct phylink *phylink_create(struct phylink_config *config,
+ pl->config = config;
+ if (config->type == PHYLINK_NETDEV) {
+ pl->netdev = to_net_dev(config->dev);
++ netif_carrier_off(pl->netdev);
+ } else if (config->type == PHYLINK_DEV) {
+ pl->dev = config->dev;
+ } else {
+diff --git a/drivers/net/ppp/ppp_synctty.c b/drivers/net/ppp/ppp_synctty.c
+index af3e048695b66..692c558beed54 100644
+--- a/drivers/net/ppp/ppp_synctty.c
++++ b/drivers/net/ppp/ppp_synctty.c
+@@ -464,6 +464,10 @@ ppp_sync_ioctl(struct ppp_channel *chan, unsigned int cmd, unsigned long arg)
+ case PPPIOCSMRU:
+ if (get_user(val, (int __user *) argp))
+ break;
++ if (val > U16_MAX) {
++ err = -EINVAL;
++ break;
++ }
+ if (val < PPP_MRU)
+ val = PPP_MRU;
+ ap->mru = val;
+@@ -699,7 +703,7 @@ ppp_sync_input(struct syncppp *ap, const unsigned char *buf,
+
+ /* strip address/control field if present */
+ p = skb->data;
+- if (p[0] == PPP_ALLSTATIONS && p[1] == PPP_UI) {
++ if (skb->len >= 2 && p[0] == PPP_ALLSTATIONS && p[1] == PPP_UI) {
+ /* chop off address/control */
+ if (skb->len < 3)
+ goto err;
+diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c
+index 39378e3f9b2bb..6e1b65b8ae656 100644
+--- a/drivers/net/wireless/ath/ath10k/debug.c
++++ b/drivers/net/wireless/ath/ath10k/debug.c
+@@ -1139,7 +1139,7 @@ void ath10k_debug_get_et_strings(struct ieee80211_hw *hw,
+ u32 sset, u8 *data)
+ {
+ if (sset == ETH_SS_STATS)
+- memcpy(data, *ath10k_gstrings_stats,
++ memcpy(data, ath10k_gstrings_stats,
+ sizeof(ath10k_gstrings_stats));
+ }
+
+diff --git a/drivers/net/wireless/ath/ath10k/snoc.c b/drivers/net/wireless/ath/ath10k/snoc.c
+index 73fe77e7824b4..439df8a404d86 100644
+--- a/drivers/net/wireless/ath/ath10k/snoc.c
++++ b/drivers/net/wireless/ath/ath10k/snoc.c
+@@ -828,12 +828,20 @@ static void ath10k_snoc_hif_get_default_pipe(struct ath10k *ar,
+
+ static inline void ath10k_snoc_irq_disable(struct ath10k *ar)
+ {
+- ath10k_ce_disable_interrupts(ar);
++ struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
++ int id;
++
++ for (id = 0; id < CE_COUNT_MAX; id++)
++ disable_irq(ar_snoc->ce_irqs[id].irq_line);
+ }
+
+ static inline void ath10k_snoc_irq_enable(struct ath10k *ar)
+ {
+- ath10k_ce_enable_interrupts(ar);
++ struct ath10k_snoc *ar_snoc = ath10k_snoc_priv(ar);
++ int id;
++
++ for (id = 0; id < CE_COUNT_MAX; id++)
++ enable_irq(ar_snoc->ce_irqs[id].irq_line);
+ }
+
+ static void ath10k_snoc_rx_pipe_cleanup(struct ath10k_snoc_pipe *snoc_pipe)
+@@ -1089,6 +1097,8 @@ static int ath10k_snoc_hif_power_up(struct ath10k *ar,
+ goto err_free_rri;
+ }
+
++ ath10k_ce_enable_interrupts(ar);
++
+ return 0;
+
+ err_free_rri:
+@@ -1253,8 +1263,8 @@ static int ath10k_snoc_request_irq(struct ath10k *ar)
+
+ for (id = 0; id < CE_COUNT_MAX; id++) {
+ ret = request_irq(ar_snoc->ce_irqs[id].irq_line,
+- ath10k_snoc_per_engine_handler, 0,
+- ce_name[id], ar);
++ ath10k_snoc_per_engine_handler,
++ IRQF_NO_AUTOEN, ce_name[id], ar);
+ if (ret) {
+ ath10k_err(ar,
+ "failed to register IRQ handler for CE %d: %d\n",
+diff --git a/drivers/net/wireless/ath/ath11k/dp_rx.c b/drivers/net/wireless/ath/ath11k/dp_rx.c
+index 357abd87d5491..dfdb2eeaf040a 100644
+--- a/drivers/net/wireless/ath/ath11k/dp_rx.c
++++ b/drivers/net/wireless/ath/ath11k/dp_rx.c
+@@ -1603,14 +1603,20 @@ static void ath11k_htt_pktlog(struct ath11k_base *ab, struct sk_buff *skb)
+ u8 pdev_id;
+
+ pdev_id = FIELD_GET(HTT_T2H_PPDU_STATS_INFO_PDEV_ID, data->hdr);
++
++ rcu_read_lock();
++
+ ar = ath11k_mac_get_ar_by_pdev_id(ab, pdev_id);
+ if (!ar) {
+ ath11k_warn(ab, "invalid pdev id %d on htt pktlog\n", pdev_id);
+- return;
++ goto out;
+ }
+
+ trace_ath11k_htt_pktlog(ar, data->payload, hdr->size,
+ ar->ab->pktlog_defs_checksum);
++
++out:
++ rcu_read_unlock();
+ }
+
+ static void ath11k_htt_backpressure_event_handler(struct ath11k_base *ab,
+diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c
+index b11070cf159cc..28b4527b993fe 100644
+--- a/drivers/net/wireless/ath/ath11k/wmi.c
++++ b/drivers/net/wireless/ath/ath11k/wmi.c
+@@ -6809,6 +6809,8 @@ ath11k_wmi_pdev_dfs_radar_detected_event(struct ath11k_base *ab, struct sk_buff
+ ev->detector_id, ev->segment_id, ev->timestamp, ev->is_chirp,
+ ev->freq_offset, ev->sidx);
+
++ rcu_read_lock();
++
+ ar = ath11k_mac_get_ar_by_pdev_id(ab, ev->pdev_id);
+
+ if (!ar) {
+@@ -6826,6 +6828,8 @@ ath11k_wmi_pdev_dfs_radar_detected_event(struct ath11k_base *ab, struct sk_buff
+ ieee80211_radar_detected(ar->hw);
+
+ exit:
++ rcu_read_unlock();
++
+ kfree(tb);
+ }
+
+@@ -6855,15 +6859,19 @@ ath11k_wmi_pdev_temperature_event(struct ath11k_base *ab,
+ ath11k_dbg(ab, ATH11K_DBG_WMI,
+ "pdev temperature ev temp %d pdev_id %d\n", ev->temp, ev->pdev_id);
+
++ rcu_read_lock();
++
+ ar = ath11k_mac_get_ar_by_pdev_id(ab, ev->pdev_id);
+ if (!ar) {
+ ath11k_warn(ab, "invalid pdev id in pdev temperature ev %d", ev->pdev_id);
+- kfree(tb);
+- return;
++ goto exit;
+ }
+
+ ath11k_thermal_event_temperature(ar, ev->temp);
+
++exit:
++ rcu_read_unlock();
++
+ kfree(tb);
+ }
+
+diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
+index 4c81b1d7f4171..6a043a49dfe6f 100644
+--- a/drivers/net/wireless/ath/ath9k/debug.c
++++ b/drivers/net/wireless/ath/ath9k/debug.c
+@@ -1284,7 +1284,7 @@ void ath9k_get_et_strings(struct ieee80211_hw *hw,
+ u32 sset, u8 *data)
+ {
+ if (sset == ETH_SS_STATS)
+- memcpy(data, *ath9k_gstrings_stats,
++ memcpy(data, ath9k_gstrings_stats,
+ sizeof(ath9k_gstrings_stats));
+ }
+
+diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c
+index c55aab01fff5d..e79bbcd3279af 100644
+--- a/drivers/net/wireless/ath/ath9k/htc_drv_debug.c
++++ b/drivers/net/wireless/ath/ath9k/htc_drv_debug.c
+@@ -428,7 +428,7 @@ void ath9k_htc_get_et_strings(struct ieee80211_hw *hw,
+ u32 sset, u8 *data)
+ {
+ if (sset == ETH_SS_STATS)
+- memcpy(data, *ath9k_htc_gstrings_stats,
++ memcpy(data, ath9k_htc_gstrings_stats,
+ sizeof(ath9k_htc_gstrings_stats));
+ }
+
+diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
+index 4375da00f7cf0..08dd227bad4b1 100644
+--- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
++++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
+@@ -479,16 +479,20 @@ iwl_mvm_set_tx_params(struct iwl_mvm *mvm, struct sk_buff *skb,
+ flags |= IWL_TX_FLAGS_ENCRYPT_DIS;
+
+ /*
+- * For data packets rate info comes from the fw. Only
+- * set rate/antenna during connection establishment or in case
+- * no station is given.
++ * For data and mgmt packets rate info comes from the fw. Only
++ * set rate/antenna for injected frames with fixed rate, or
++ * when no sta is given.
+ */
+- if (!sta || !ieee80211_is_data(hdr->frame_control) ||
+- mvmsta->sta_state < IEEE80211_STA_AUTHORIZED) {
++ if (unlikely(!sta ||
++ info->control.flags & IEEE80211_TX_CTRL_RATE_INJECT)) {
+ flags |= IWL_TX_FLAGS_CMD_RATE;
+ rate_n_flags =
+ iwl_mvm_get_tx_rate_n_flags(mvm, info, sta,
+ hdr->frame_control);
++ } else if (!ieee80211_is_data(hdr->frame_control) ||
++ mvmsta->sta_state < IEEE80211_STA_AUTHORIZED) {
++ /* These are important frames */
++ flags |= IWL_TX_FLAGS_HIGH_PRI;
+ }
+
+ if (mvm->trans->trans_cfg->device_family >=
+diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
+index 6eb3c845640bd..7d73502586839 100644
+--- a/drivers/net/wireless/mac80211_hwsim.c
++++ b/drivers/net/wireless/mac80211_hwsim.c
+@@ -2615,7 +2615,7 @@ static void mac80211_hwsim_get_et_strings(struct ieee80211_hw *hw,
+ u32 sset, u8 *data)
+ {
+ if (sset == ETH_SS_STATS)
+- memcpy(data, *mac80211_hwsim_gstrings_stats,
++ memcpy(data, mac80211_hwsim_gstrings_stats,
+ sizeof(mac80211_hwsim_gstrings_stats));
+ }
+
+diff --git a/drivers/net/wireless/microchip/wilc1000/wlan.c b/drivers/net/wireless/microchip/wilc1000/wlan.c
+index 380699983a75b..e2cd1589818f0 100644
+--- a/drivers/net/wireless/microchip/wilc1000/wlan.c
++++ b/drivers/net/wireless/microchip/wilc1000/wlan.c
+@@ -1458,7 +1458,7 @@ int wilc_wlan_init(struct net_device *dev)
+ }
+
+ if (!wilc->vmm_table)
+- wilc->vmm_table = kzalloc(WILC_VMM_TBL_SIZE, GFP_KERNEL);
++ wilc->vmm_table = kcalloc(WILC_VMM_TBL_SIZE, sizeof(u32), GFP_KERNEL);
+
+ if (!wilc->vmm_table) {
+ ret = -ENOBUFS;
+diff --git a/drivers/pci/controller/dwc/pci-exynos.c b/drivers/pci/controller/dwc/pci-exynos.c
+index c24dab383654b..2696a4544f102 100644
+--- a/drivers/pci/controller/dwc/pci-exynos.c
++++ b/drivers/pci/controller/dwc/pci-exynos.c
+@@ -377,7 +377,7 @@ fail_probe:
+ return ret;
+ }
+
+-static int __exit exynos_pcie_remove(struct platform_device *pdev)
++static int exynos_pcie_remove(struct platform_device *pdev)
+ {
+ struct exynos_pcie *ep = platform_get_drvdata(pdev);
+
+@@ -433,7 +433,7 @@ static const struct of_device_id exynos_pcie_of_match[] = {
+
+ static struct platform_driver exynos_pcie_driver = {
+ .probe = exynos_pcie_probe,
+- .remove = __exit_p(exynos_pcie_remove),
++ .remove = exynos_pcie_remove,
+ .driver = {
+ .name = "exynos-pcie",
+ .of_match_table = exynos_pcie_of_match,
+diff --git a/drivers/pci/controller/dwc/pci-keystone.c b/drivers/pci/controller/dwc/pci-keystone.c
+index 865258d8c53c1..eacdcb0a87719 100644
+--- a/drivers/pci/controller/dwc/pci-keystone.c
++++ b/drivers/pci/controller/dwc/pci-keystone.c
+@@ -1080,7 +1080,7 @@ static const struct of_device_id ks_pcie_of_match[] = {
+ { },
+ };
+
+-static int __init ks_pcie_probe(struct platform_device *pdev)
++static int ks_pcie_probe(struct platform_device *pdev)
+ {
+ const struct dw_pcie_host_ops *host_ops;
+ const struct dw_pcie_ep_ops *ep_ops;
+@@ -1284,7 +1284,7 @@ err_link:
+ return ret;
+ }
+
+-static int __exit ks_pcie_remove(struct platform_device *pdev)
++static int ks_pcie_remove(struct platform_device *pdev)
+ {
+ struct keystone_pcie *ks_pcie = platform_get_drvdata(pdev);
+ struct device_link **link = ks_pcie->link;
+@@ -1300,9 +1300,9 @@ static int __exit ks_pcie_remove(struct platform_device *pdev)
+ return 0;
+ }
+
+-static struct platform_driver ks_pcie_driver __refdata = {
++static struct platform_driver ks_pcie_driver = {
+ .probe = ks_pcie_probe,
+- .remove = __exit_p(ks_pcie_remove),
++ .remove = ks_pcie_remove,
+ .driver = {
+ .name = "keystone-pcie",
+ .of_match_table = of_match_ptr(ks_pcie_of_match),
+diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/controller/dwc/pcie-tegra194.c
+index 765abe0732282..2f82da76e3711 100644
+--- a/drivers/pci/controller/dwc/pcie-tegra194.c
++++ b/drivers/pci/controller/dwc/pcie-tegra194.c
+@@ -7,6 +7,7 @@
+ * Author: Vidya Sagar <vidyas@nvidia.com>
+ */
+
++#include <linux/bitfield.h>
+ #include <linux/clk.h>
+ #include <linux/debugfs.h>
+ #include <linux/delay.h>
+@@ -328,8 +329,7 @@ static void apply_bad_link_workaround(struct pcie_port *pp)
+ */
+ val = dw_pcie_readw_dbi(pci, pcie->pcie_cap_base + PCI_EXP_LNKSTA);
+ if (val & PCI_EXP_LNKSTA_LBMS) {
+- current_link_width = (val & PCI_EXP_LNKSTA_NLW) >>
+- PCI_EXP_LNKSTA_NLW_SHIFT;
++ current_link_width = FIELD_GET(PCI_EXP_LNKSTA_NLW, val);
+ if (pcie->init_link_width > current_link_width) {
+ dev_warn(pci->dev, "PCIe link is bad, width reduced\n");
+ val = dw_pcie_readw_dbi(pci, pcie->pcie_cap_base +
+@@ -731,8 +731,7 @@ static void tegra_pcie_enable_system_interrupts(struct pcie_port *pp)
+
+ val_w = dw_pcie_readw_dbi(&pcie->pci, pcie->pcie_cap_base +
+ PCI_EXP_LNKSTA);
+- pcie->init_link_width = (val_w & PCI_EXP_LNKSTA_NLW) >>
+- PCI_EXP_LNKSTA_NLW_SHIFT;
++ pcie->init_link_width = FIELD_GET(PCI_EXP_LNKSTA_NLW, val_w);
+
+ val_w = dw_pcie_readw_dbi(&pcie->pci, pcie->pcie_cap_base +
+ PCI_EXP_LNKCTL);
+@@ -889,7 +888,7 @@ static int tegra_pcie_dw_host_init(struct pcie_port *pp)
+ /* Configure Max lane width from DT */
+ val = dw_pcie_readl_dbi(pci, pcie->pcie_cap_base + PCI_EXP_LNKCAP);
+ val &= ~PCI_EXP_LNKCAP_MLW;
+- val |= (pcie->num_lanes << PCI_EXP_LNKSTA_NLW_SHIFT);
++ val |= FIELD_PREP(PCI_EXP_LNKCAP_MLW, pcie->num_lanes);
+ dw_pcie_writel_dbi(pci, pcie->pcie_cap_base + PCI_EXP_LNKCAP, val);
+
+ config_gen3_gen4_eq_presets(pcie);
+diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c
+index 813e0d25e841e..8f4a4fc48efa0 100644
+--- a/drivers/pci/pci-acpi.c
++++ b/drivers/pci/pci-acpi.c
+@@ -910,7 +910,7 @@ static pci_power_t acpi_pci_choose_state(struct pci_dev *pdev)
+ {
+ int acpi_state, d_max;
+
+- if (pdev->no_d3cold)
++ if (pdev->no_d3cold || !pdev->d3cold_allowed)
+ d_max = ACPI_STATE_D3_HOT;
+ else
+ d_max = ACPI_STATE_D3_COLD;
+diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c
+index f2909ae93f2f8..9cf79afc0ec7d 100644
+--- a/drivers/pci/pci-sysfs.c
++++ b/drivers/pci/pci-sysfs.c
+@@ -12,7 +12,7 @@
+ * Modeled after usb's driverfs.c
+ */
+
+-
++#include <linux/bitfield.h>
+ #include <linux/kernel.h>
+ #include <linux/sched.h>
+ #include <linux/pci.h>
+@@ -208,8 +208,7 @@ static ssize_t current_link_width_show(struct device *dev,
+ if (err)
+ return -EINVAL;
+
+- return sysfs_emit(buf, "%u\n",
+- (linkstat & PCI_EXP_LNKSTA_NLW) >> PCI_EXP_LNKSTA_NLW_SHIFT);
++ return sysfs_emit(buf, "%u\n", FIELD_GET(PCI_EXP_LNKSTA_NLW, linkstat));
+ }
+ static DEVICE_ATTR_RO(current_link_width);
+
+@@ -509,10 +508,7 @@ static ssize_t d3cold_allowed_store(struct device *dev,
+ return -EINVAL;
+
+ pdev->d3cold_allowed = !!val;
+- if (pdev->d3cold_allowed)
+- pci_d3cold_enable(pdev);
+- else
+- pci_d3cold_disable(pdev);
++ pci_bridge_d3_update(pdev);
+
+ pm_runtime_resume(dev);
+
+diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
+index 244c1c2e08767..cc3f620b73bd7 100644
+--- a/drivers/pci/pci.c
++++ b/drivers/pci/pci.c
+@@ -3649,14 +3649,14 @@ u32 pci_rebar_get_possible_sizes(struct pci_dev *pdev, int bar)
+ return 0;
+
+ pci_read_config_dword(pdev, pos + PCI_REBAR_CAP, &cap);
+- cap &= PCI_REBAR_CAP_SIZES;
++ cap = FIELD_GET(PCI_REBAR_CAP_SIZES, cap);
+
+ /* Sapphire RX 5600 XT Pulse has an invalid cap dword for BAR 0 */
+ if (pdev->vendor == PCI_VENDOR_ID_ATI && pdev->device == 0x731f &&
+- bar == 0 && cap == 0x7000)
+- cap = 0x3f000;
++ bar == 0 && cap == 0x700)
++ return 0x3f00;
+
+- return cap >> 4;
++ return cap;
+ }
+ EXPORT_SYMBOL(pci_rebar_get_possible_sizes);
+
+@@ -6071,8 +6071,7 @@ u32 pcie_bandwidth_available(struct pci_dev *dev, struct pci_dev **limiting_dev,
+ pcie_capability_read_word(dev, PCI_EXP_LNKSTA, &lnksta);
+
+ next_speed = pcie_link_speed[lnksta & PCI_EXP_LNKSTA_CLS];
+- next_width = (lnksta & PCI_EXP_LNKSTA_NLW) >>
+- PCI_EXP_LNKSTA_NLW_SHIFT;
++ next_width = FIELD_GET(PCI_EXP_LNKSTA_NLW, lnksta);
+
+ next_bw = next_width * PCIE_SPEED2MBS_ENC(next_speed);
+
+@@ -6144,7 +6143,7 @@ enum pcie_link_width pcie_get_width_cap(struct pci_dev *dev)
+
+ pcie_capability_read_dword(dev, PCI_EXP_LNKCAP, &lnkcap);
+ if (lnkcap)
+- return (lnkcap & PCI_EXP_LNKCAP_MLW) >> 4;
++ return FIELD_GET(PCI_EXP_LNKCAP_MLW, lnkcap);
+
+ return PCIE_LNK_WIDTH_UNKNOWN;
+ }
+diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c
+index 4a2c229205fd0..233e42ddaa9d5 100644
+--- a/drivers/pci/pcie/aspm.c
++++ b/drivers/pci/pcie/aspm.c
+@@ -1231,6 +1231,8 @@ static ssize_t aspm_attr_store_common(struct device *dev,
+ link->aspm_disable &= ~ASPM_STATE_L1;
+ } else {
+ link->aspm_disable |= state;
++ if (state & ASPM_STATE_L1)
++ link->aspm_disable |= ASPM_STATE_L1SS;
+ }
+
+ pcie_config_aspm_link(link, policy_to_aspm_state(link));
+diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
+index 5955e682c4348..5d8768cd7c50a 100644
+--- a/drivers/pci/quirks.c
++++ b/drivers/pci/quirks.c
+@@ -5379,6 +5379,12 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_SERVERWORKS, 0x0420, quirk_no_ext_tags);
+ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_SERVERWORKS, 0x0422, quirk_no_ext_tags);
+
+ #ifdef CONFIG_PCI_ATS
++static void quirk_no_ats(struct pci_dev *pdev)
++{
++ pci_info(pdev, "disabling ATS\n");
++ pdev->ats_cap = 0;
++}
++
+ /*
+ * Some devices require additional driver setup to enable ATS. Don't use
+ * ATS for those devices as ATS will be enabled before the driver has had a
+@@ -5392,14 +5398,10 @@ static void quirk_amd_harvest_no_ats(struct pci_dev *pdev)
+ (pdev->subsystem_device == 0xce19 ||
+ pdev->subsystem_device == 0xcc10 ||
+ pdev->subsystem_device == 0xcc08))
+- goto no_ats;
+- else
+- return;
++ quirk_no_ats(pdev);
++ } else {
++ quirk_no_ats(pdev);
+ }
+-
+-no_ats:
+- pci_info(pdev, "disabling ATS\n");
+- pdev->ats_cap = 0;
+ }
+
+ /* AMD Stoney platform GPU */
+@@ -5422,6 +5424,25 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7347, quirk_amd_harvest_no_ats);
+ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x734f, quirk_amd_harvest_no_ats);
+ /* AMD Raven platform iGPU */
+ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x15d8, quirk_amd_harvest_no_ats);
++
++/*
++ * Intel IPU E2000 revisions before C0 implement incorrect endianness
++ * in ATS Invalidate Request message body. Disable ATS for those devices.
++ */
++static void quirk_intel_e2000_no_ats(struct pci_dev *pdev)
++{
++ if (pdev->revision < 0x20)
++ quirk_no_ats(pdev);
++}
++DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x1451, quirk_intel_e2000_no_ats);
++DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x1452, quirk_intel_e2000_no_ats);
++DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x1453, quirk_intel_e2000_no_ats);
++DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x1454, quirk_intel_e2000_no_ats);
++DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x1455, quirk_intel_e2000_no_ats);
++DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x1457, quirk_intel_e2000_no_ats);
++DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x1459, quirk_intel_e2000_no_ats);
++DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x145a, quirk_intel_e2000_no_ats);
++DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, 0x145c, quirk_intel_e2000_no_ats);
+ #endif /* CONFIG_PCI_ATS */
+
+ /* Freescale PCIe doesn't support MSI in RC mode */
+diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
+index 3dc055ce6e61b..99c19a0b91513 100644
+--- a/drivers/platform/x86/thinkpad_acpi.c
++++ b/drivers/platform/x86/thinkpad_acpi.c
+@@ -9766,6 +9766,7 @@ static const struct tpacpi_quirk battery_quirk_table[] __initconst = {
+ * Individual addressing is broken on models that expose the
+ * primary battery as BAT1.
+ */
++ TPACPI_Q_LNV('8', 'F', true), /* Thinkpad X120e */
+ TPACPI_Q_LNV('J', '7', true), /* B5400 */
+ TPACPI_Q_LNV('J', 'I', true), /* Thinkpad 11e */
+ TPACPI_Q_LNV3('R', '0', 'B', true), /* Thinkpad 11e gen 3 */
+diff --git a/drivers/ptp/ptp_chardev.c b/drivers/ptp/ptp_chardev.c
+index af3bc65c4595d..9311f3d09c8fc 100644
+--- a/drivers/ptp/ptp_chardev.c
++++ b/drivers/ptp/ptp_chardev.c
+@@ -487,7 +487,8 @@ ssize_t ptp_read(struct posix_clock *pc,
+
+ for (i = 0; i < cnt; i++) {
+ event[i] = queue->buf[queue->head];
+- queue->head = (queue->head + 1) % PTP_MAX_TIMESTAMPS;
++ /* Paired with READ_ONCE() in queue_cnt() */
++ WRITE_ONCE(queue->head, (queue->head + 1) % PTP_MAX_TIMESTAMPS);
+ }
+
+ spin_unlock_irqrestore(&queue->lock, flags);
+diff --git a/drivers/ptp/ptp_clock.c b/drivers/ptp/ptp_clock.c
+index 8a652a367625b..e70c6dec3a3a3 100644
+--- a/drivers/ptp/ptp_clock.c
++++ b/drivers/ptp/ptp_clock.c
+@@ -56,10 +56,11 @@ static void enqueue_external_timestamp(struct timestamp_event_queue *queue,
+ dst->t.sec = seconds;
+ dst->t.nsec = remainder;
+
++ /* Both WRITE_ONCE() are paired with READ_ONCE() in queue_cnt() */
+ if (!queue_free(queue))
+- queue->head = (queue->head + 1) % PTP_MAX_TIMESTAMPS;
++ WRITE_ONCE(queue->head, (queue->head + 1) % PTP_MAX_TIMESTAMPS);
+
+- queue->tail = (queue->tail + 1) % PTP_MAX_TIMESTAMPS;
++ WRITE_ONCE(queue->tail, (queue->tail + 1) % PTP_MAX_TIMESTAMPS);
+
+ spin_unlock_irqrestore(&queue->lock, flags);
+ }
+diff --git a/drivers/ptp/ptp_private.h b/drivers/ptp/ptp_private.h
+index dba6be4770670..b336c12bb6976 100644
+--- a/drivers/ptp/ptp_private.h
++++ b/drivers/ptp/ptp_private.h
+@@ -74,9 +74,13 @@ struct ptp_vclock {
+ * that a writer might concurrently increment the tail does not
+ * matter, since the queue remains nonempty nonetheless.
+ */
+-static inline int queue_cnt(struct timestamp_event_queue *q)
++static inline int queue_cnt(const struct timestamp_event_queue *q)
+ {
+- int cnt = q->tail - q->head;
++ /*
++ * Paired with WRITE_ONCE() in enqueue_external_timestamp(),
++ * ptp_read(), extts_fifo_show().
++ */
++ int cnt = READ_ONCE(q->tail) - READ_ONCE(q->head);
+ return cnt < 0 ? PTP_MAX_TIMESTAMPS + cnt : cnt;
+ }
+
+diff --git a/drivers/ptp/ptp_sysfs.c b/drivers/ptp/ptp_sysfs.c
+index 9233bfedeb174..0bdfdd4bb0fa2 100644
+--- a/drivers/ptp/ptp_sysfs.c
++++ b/drivers/ptp/ptp_sysfs.c
+@@ -79,7 +79,8 @@ static ssize_t extts_fifo_show(struct device *dev,
+ qcnt = queue_cnt(queue);
+ if (qcnt) {
+ event = queue->buf[queue->head];
+- queue->head = (queue->head + 1) % PTP_MAX_TIMESTAMPS;
++ /* Paired with READ_ONCE() in queue_cnt() */
++ WRITE_ONCE(queue->head, (queue->head + 1) % PTP_MAX_TIMESTAMPS);
+ }
+ spin_unlock_irqrestore(&queue->lock, flags);
+
+diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c
+index d9b804943d192..4968964ac5def 100644
+--- a/drivers/s390/crypto/ap_bus.c
++++ b/drivers/s390/crypto/ap_bus.c
+@@ -955,6 +955,10 @@ EXPORT_SYMBOL(ap_driver_unregister);
+
+ void ap_bus_force_rescan(void)
+ {
++ /* Only trigger AP bus scans after the initial scan is done */
++ if (atomic64_read(&ap_scan_bus_count) <= 0)
++ return;
++
+ /* processing a asynchronous bus rescan */
+ del_timer(&ap_config_timer);
+ queue_work(system_long_wq, &ap_scan_work);
+diff --git a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+index b8a12d3ad5f27..d1c07e7cb60df 100644
+--- a/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
++++ b/drivers/scsi/hisi_sas/hisi_sas_v3_hw.c
+@@ -4718,6 +4718,12 @@ static void debugfs_bist_init_v3_hw(struct hisi_hba *hisi_hba)
+ hisi_hba->debugfs_bist_linkrate = SAS_LINK_RATE_1_5_GBPS;
+ }
+
++static void debugfs_exit_v3_hw(struct hisi_hba *hisi_hba)
++{
++ debugfs_remove_recursive(hisi_hba->debugfs_dir);
++ hisi_hba->debugfs_dir = NULL;
++}
++
+ static void debugfs_init_v3_hw(struct hisi_hba *hisi_hba)
+ {
+ struct device *dev = hisi_hba->dev;
+@@ -4741,18 +4747,13 @@ static void debugfs_init_v3_hw(struct hisi_hba *hisi_hba)
+
+ for (i = 0; i < hisi_sas_debugfs_dump_count; i++) {
+ if (debugfs_alloc_v3_hw(hisi_hba, i)) {
+- debugfs_remove_recursive(hisi_hba->debugfs_dir);
++ debugfs_exit_v3_hw(hisi_hba);
+ dev_dbg(dev, "failed to init debugfs!\n");
+ break;
+ }
+ }
+ }
+
+-static void debugfs_exit_v3_hw(struct hisi_hba *hisi_hba)
+-{
+- debugfs_remove_recursive(hisi_hba->debugfs_dir);
+-}
+-
+ static int
+ hisi_sas_v3_probe(struct pci_dev *pdev, const struct pci_device_id *id)
+ {
+diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
+index d169ba772450f..85444ca1ae21b 100644
+--- a/drivers/scsi/ibmvscsi/ibmvfc.c
++++ b/drivers/scsi/ibmvscsi/ibmvfc.c
+@@ -1518,7 +1518,11 @@ static struct ibmvfc_event *ibmvfc_get_event(struct ibmvfc_queue *queue)
+ unsigned long flags;
+
+ spin_lock_irqsave(&queue->l_lock, flags);
+- BUG_ON(list_empty(&queue->free));
++ if (list_empty(&queue->free)) {
++ ibmvfc_log(queue->vhost, 4, "empty event pool on queue:%ld\n", queue->hwq_id);
++ spin_unlock_irqrestore(&queue->l_lock, flags);
++ return NULL;
++ }
+ evt = list_entry(queue->free.next, struct ibmvfc_event, queue_list);
+ atomic_set(&evt->free, 0);
+ list_del(&evt->queue_list);
+@@ -1947,9 +1951,15 @@ static int ibmvfc_queuecommand(struct Scsi_Host *shost, struct scsi_cmnd *cmnd)
+ if (vhost->using_channels) {
+ scsi_channel = hwq % vhost->scsi_scrqs.active_queues;
+ evt = ibmvfc_get_event(&vhost->scsi_scrqs.scrqs[scsi_channel]);
++ if (!evt)
++ return SCSI_MLQUEUE_HOST_BUSY;
++
+ evt->hwq = hwq % vhost->scsi_scrqs.active_queues;
+- } else
++ } else {
+ evt = ibmvfc_get_event(&vhost->crq);
++ if (!evt)
++ return SCSI_MLQUEUE_HOST_BUSY;
++ }
+
+ ibmvfc_init_event(evt, ibmvfc_scsi_done, IBMVFC_CMD_FORMAT);
+ evt->cmnd = cmnd;
+@@ -2037,6 +2047,11 @@ static int ibmvfc_bsg_timeout(struct bsg_job *job)
+
+ vhost->aborting_passthru = 1;
+ evt = ibmvfc_get_event(&vhost->crq);
++ if (!evt) {
++ spin_unlock_irqrestore(vhost->host->host_lock, flags);
++ return -ENOMEM;
++ }
++
+ ibmvfc_init_event(evt, ibmvfc_bsg_timeout_done, IBMVFC_MAD_FORMAT);
+
+ tmf = &evt->iu.tmf;
+@@ -2095,6 +2110,10 @@ static int ibmvfc_bsg_plogi(struct ibmvfc_host *vhost, unsigned int port_id)
+ goto unlock_out;
+
+ evt = ibmvfc_get_event(&vhost->crq);
++ if (!evt) {
++ rc = -ENOMEM;
++ goto unlock_out;
++ }
+ ibmvfc_init_event(evt, ibmvfc_sync_completion, IBMVFC_MAD_FORMAT);
+ plogi = &evt->iu.plogi;
+ memset(plogi, 0, sizeof(*plogi));
+@@ -2213,6 +2232,11 @@ static int ibmvfc_bsg_request(struct bsg_job *job)
+ }
+
+ evt = ibmvfc_get_event(&vhost->crq);
++ if (!evt) {
++ spin_unlock_irqrestore(vhost->host->host_lock, flags);
++ rc = -ENOMEM;
++ goto out;
++ }
+ ibmvfc_init_event(evt, ibmvfc_sync_completion, IBMVFC_MAD_FORMAT);
+ mad = &evt->iu.passthru;
+
+@@ -2301,6 +2325,11 @@ static int ibmvfc_reset_device(struct scsi_device *sdev, int type, char *desc)
+ else
+ evt = ibmvfc_get_event(&vhost->crq);
+
++ if (!evt) {
++ spin_unlock_irqrestore(vhost->host->host_lock, flags);
++ return -ENOMEM;
++ }
++
+ ibmvfc_init_event(evt, ibmvfc_sync_completion, IBMVFC_CMD_FORMAT);
+ tmf = ibmvfc_init_vfc_cmd(evt, sdev);
+ iu = ibmvfc_get_fcp_iu(vhost, tmf);
+@@ -2504,6 +2533,8 @@ static struct ibmvfc_event *ibmvfc_init_tmf(struct ibmvfc_queue *queue,
+ struct ibmvfc_tmf *tmf;
+
+ evt = ibmvfc_get_event(queue);
++ if (!evt)
++ return NULL;
+ ibmvfc_init_event(evt, ibmvfc_sync_completion, IBMVFC_MAD_FORMAT);
+
+ tmf = &evt->iu.tmf;
+@@ -2560,6 +2591,11 @@ static int ibmvfc_cancel_all_mq(struct scsi_device *sdev, int type)
+
+ if (found_evt && vhost->logged_in) {
+ evt = ibmvfc_init_tmf(&queues[i], sdev, type);
++ if (!evt) {
++ spin_unlock(queues[i].q_lock);
++ spin_unlock_irqrestore(vhost->host->host_lock, flags);
++ return -ENOMEM;
++ }
+ evt->sync_iu = &queues[i].cancel_rsp;
+ ibmvfc_send_event(evt, vhost, default_timeout);
+ list_add_tail(&evt->cancel, &cancelq);
+@@ -2773,6 +2809,10 @@ static int ibmvfc_abort_task_set(struct scsi_device *sdev)
+
+ if (vhost->state == IBMVFC_ACTIVE) {
+ evt = ibmvfc_get_event(&vhost->crq);
++ if (!evt) {
++ spin_unlock_irqrestore(vhost->host->host_lock, flags);
++ return -ENOMEM;
++ }
+ ibmvfc_init_event(evt, ibmvfc_sync_completion, IBMVFC_CMD_FORMAT);
+ tmf = ibmvfc_init_vfc_cmd(evt, sdev);
+ iu = ibmvfc_get_fcp_iu(vhost, tmf);
+@@ -4029,6 +4069,12 @@ static void ibmvfc_tgt_send_prli(struct ibmvfc_target *tgt)
+
+ kref_get(&tgt->kref);
+ evt = ibmvfc_get_event(&vhost->crq);
++ if (!evt) {
++ ibmvfc_set_tgt_action(tgt, IBMVFC_TGT_ACTION_NONE);
++ kref_put(&tgt->kref, ibmvfc_release_tgt);
++ __ibmvfc_reset_host(vhost);
++ return;
++ }
+ vhost->discovery_threads++;
+ ibmvfc_init_event(evt, ibmvfc_tgt_prli_done, IBMVFC_MAD_FORMAT);
+ evt->tgt = tgt;
+@@ -4136,6 +4182,12 @@ static void ibmvfc_tgt_send_plogi(struct ibmvfc_target *tgt)
+ kref_get(&tgt->kref);
+ tgt->logo_rcvd = 0;
+ evt = ibmvfc_get_event(&vhost->crq);
++ if (!evt) {
++ ibmvfc_set_tgt_action(tgt, IBMVFC_TGT_ACTION_NONE);
++ kref_put(&tgt->kref, ibmvfc_release_tgt);
++ __ibmvfc_reset_host(vhost);
++ return;
++ }
+ vhost->discovery_threads++;
+ ibmvfc_set_tgt_action(tgt, IBMVFC_TGT_ACTION_INIT_WAIT);
+ ibmvfc_init_event(evt, ibmvfc_tgt_plogi_done, IBMVFC_MAD_FORMAT);
+@@ -4212,6 +4264,8 @@ static struct ibmvfc_event *__ibmvfc_tgt_get_implicit_logout_evt(struct ibmvfc_t
+
+ kref_get(&tgt->kref);
+ evt = ibmvfc_get_event(&vhost->crq);
++ if (!evt)
++ return NULL;
+ ibmvfc_init_event(evt, done, IBMVFC_MAD_FORMAT);
+ evt->tgt = tgt;
+ mad = &evt->iu.implicit_logout;
+@@ -4239,6 +4293,13 @@ static void ibmvfc_tgt_implicit_logout(struct ibmvfc_target *tgt)
+ vhost->discovery_threads++;
+ evt = __ibmvfc_tgt_get_implicit_logout_evt(tgt,
+ ibmvfc_tgt_implicit_logout_done);
++ if (!evt) {
++ vhost->discovery_threads--;
++ ibmvfc_set_tgt_action(tgt, IBMVFC_TGT_ACTION_NONE);
++ kref_put(&tgt->kref, ibmvfc_release_tgt);
++ __ibmvfc_reset_host(vhost);
++ return;
++ }
+
+ ibmvfc_set_tgt_action(tgt, IBMVFC_TGT_ACTION_INIT_WAIT);
+ if (ibmvfc_send_event(evt, vhost, default_timeout)) {
+@@ -4378,6 +4439,12 @@ static void ibmvfc_tgt_move_login(struct ibmvfc_target *tgt)
+
+ kref_get(&tgt->kref);
+ evt = ibmvfc_get_event(&vhost->crq);
++ if (!evt) {
++ ibmvfc_set_tgt_action(tgt, IBMVFC_TGT_ACTION_DEL_RPORT);
++ kref_put(&tgt->kref, ibmvfc_release_tgt);
++ __ibmvfc_reset_host(vhost);
++ return;
++ }
+ vhost->discovery_threads++;
+ ibmvfc_set_tgt_action(tgt, IBMVFC_TGT_ACTION_INIT_WAIT);
+ ibmvfc_init_event(evt, ibmvfc_tgt_move_login_done, IBMVFC_MAD_FORMAT);
+@@ -4544,6 +4611,14 @@ static void ibmvfc_adisc_timeout(struct timer_list *t)
+ vhost->abort_threads++;
+ kref_get(&tgt->kref);
+ evt = ibmvfc_get_event(&vhost->crq);
++ if (!evt) {
++ tgt_err(tgt, "Failed to get cancel event for ADISC.\n");
++ vhost->abort_threads--;
++ kref_put(&tgt->kref, ibmvfc_release_tgt);
++ __ibmvfc_reset_host(vhost);
++ spin_unlock_irqrestore(vhost->host->host_lock, flags);
++ return;
++ }
+ ibmvfc_init_event(evt, ibmvfc_tgt_adisc_cancel_done, IBMVFC_MAD_FORMAT);
+
+ evt->tgt = tgt;
+@@ -4594,6 +4669,12 @@ static void ibmvfc_tgt_adisc(struct ibmvfc_target *tgt)
+
+ kref_get(&tgt->kref);
+ evt = ibmvfc_get_event(&vhost->crq);
++ if (!evt) {
++ ibmvfc_set_tgt_action(tgt, IBMVFC_TGT_ACTION_NONE);
++ kref_put(&tgt->kref, ibmvfc_release_tgt);
++ __ibmvfc_reset_host(vhost);
++ return;
++ }
+ vhost->discovery_threads++;
+ ibmvfc_init_event(evt, ibmvfc_tgt_adisc_done, IBMVFC_MAD_FORMAT);
+ evt->tgt = tgt;
+@@ -4697,6 +4778,12 @@ static void ibmvfc_tgt_query_target(struct ibmvfc_target *tgt)
+
+ kref_get(&tgt->kref);
+ evt = ibmvfc_get_event(&vhost->crq);
++ if (!evt) {
++ ibmvfc_set_tgt_action(tgt, IBMVFC_TGT_ACTION_NONE);
++ kref_put(&tgt->kref, ibmvfc_release_tgt);
++ __ibmvfc_reset_host(vhost);
++ return;
++ }
+ vhost->discovery_threads++;
+ evt->tgt = tgt;
+ ibmvfc_init_event(evt, ibmvfc_tgt_query_target_done, IBMVFC_MAD_FORMAT);
+@@ -4869,6 +4956,13 @@ static void ibmvfc_discover_targets(struct ibmvfc_host *vhost)
+ {
+ struct ibmvfc_discover_targets *mad;
+ struct ibmvfc_event *evt = ibmvfc_get_event(&vhost->crq);
++ int level = IBMVFC_DEFAULT_LOG_LEVEL;
++
++ if (!evt) {
++ ibmvfc_log(vhost, level, "Discover Targets failed: no available events\n");
++ ibmvfc_hard_reset_host(vhost);
++ return;
++ }
+
+ ibmvfc_init_event(evt, ibmvfc_discover_targets_done, IBMVFC_MAD_FORMAT);
+ mad = &evt->iu.discover_targets;
+@@ -4946,8 +5040,15 @@ static void ibmvfc_channel_setup(struct ibmvfc_host *vhost)
+ struct ibmvfc_scsi_channels *scrqs = &vhost->scsi_scrqs;
+ unsigned int num_channels =
+ min(vhost->client_scsi_channels, vhost->max_vios_scsi_channels);
++ int level = IBMVFC_DEFAULT_LOG_LEVEL;
+ int i;
+
++ if (!evt) {
++ ibmvfc_log(vhost, level, "Channel Setup failed: no available events\n");
++ ibmvfc_hard_reset_host(vhost);
++ return;
++ }
++
+ memset(setup_buf, 0, sizeof(*setup_buf));
+ if (num_channels == 0)
+ setup_buf->flags = cpu_to_be32(IBMVFC_CANCEL_CHANNELS);
+@@ -5009,6 +5110,13 @@ static void ibmvfc_channel_enquiry(struct ibmvfc_host *vhost)
+ {
+ struct ibmvfc_channel_enquiry *mad;
+ struct ibmvfc_event *evt = ibmvfc_get_event(&vhost->crq);
++ int level = IBMVFC_DEFAULT_LOG_LEVEL;
++
++ if (!evt) {
++ ibmvfc_log(vhost, level, "Channel Enquiry failed: no available events\n");
++ ibmvfc_hard_reset_host(vhost);
++ return;
++ }
+
+ ibmvfc_init_event(evt, ibmvfc_channel_enquiry_done, IBMVFC_MAD_FORMAT);
+ mad = &evt->iu.channel_enquiry;
+@@ -5131,6 +5239,12 @@ static void ibmvfc_npiv_login(struct ibmvfc_host *vhost)
+ struct ibmvfc_npiv_login_mad *mad;
+ struct ibmvfc_event *evt = ibmvfc_get_event(&vhost->crq);
+
++ if (!evt) {
++ ibmvfc_dbg(vhost, "NPIV Login failed: no available events\n");
++ ibmvfc_hard_reset_host(vhost);
++ return;
++ }
++
+ ibmvfc_gather_partition_info(vhost);
+ ibmvfc_set_login_info(vhost);
+ ibmvfc_init_event(evt, ibmvfc_npiv_login_done, IBMVFC_MAD_FORMAT);
+@@ -5195,6 +5309,12 @@ static void ibmvfc_npiv_logout(struct ibmvfc_host *vhost)
+ struct ibmvfc_event *evt;
+
+ evt = ibmvfc_get_event(&vhost->crq);
++ if (!evt) {
++ ibmvfc_dbg(vhost, "NPIV Logout failed: no available events\n");
++ ibmvfc_hard_reset_host(vhost);
++ return;
++ }
++
+ ibmvfc_init_event(evt, ibmvfc_npiv_logout_done, IBMVFC_MAD_FORMAT);
+
+ mad = &evt->iu.npiv_logout;
+diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c
+index 19cd4a95d354d..d158c5eff059b 100644
+--- a/drivers/scsi/libfc/fc_lport.c
++++ b/drivers/scsi/libfc/fc_lport.c
+@@ -241,6 +241,12 @@ static void fc_lport_ptp_setup(struct fc_lport *lport,
+ }
+ mutex_lock(&lport->disc.disc_mutex);
+ lport->ptp_rdata = fc_rport_create(lport, remote_fid);
++ if (!lport->ptp_rdata) {
++ printk(KERN_WARNING "libfc: Failed to setup lport 0x%x\n",
++ lport->port_id);
++ mutex_unlock(&lport->disc.disc_mutex);
++ return;
++ }
+ kref_get(&lport->ptp_rdata->kref);
+ lport->ptp_rdata->ids.port_name = remote_wwpn;
+ lport->ptp_rdata->ids.node_name = remote_wwnn;
+diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
+index 00b8b7a85388d..c2c247a49ce9b 100644
+--- a/drivers/scsi/megaraid/megaraid_sas_base.c
++++ b/drivers/scsi/megaraid/megaraid_sas_base.c
+@@ -263,13 +263,13 @@ u32 megasas_readl(struct megasas_instance *instance,
+ * Fusion registers could intermittently return all zeroes.
+ * This behavior is transient in nature and subsequent reads will
+ * return valid value. As a workaround in driver, retry readl for
+- * upto three times until a non-zero value is read.
++ * up to thirty times until a non-zero value is read.
+ */
+ if (instance->adapter_type == AERO_SERIES) {
+ do {
+ ret_val = readl(addr);
+ i++;
+- } while (ret_val == 0 && i < 3);
++ } while (ret_val == 0 && i < 30);
+ return ret_val;
+ } else {
+ return readl(addr);
+diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c
+index d7dabf53a0d5f..e524e1fc53fa3 100644
+--- a/drivers/scsi/mpt3sas/mpt3sas_base.c
++++ b/drivers/scsi/mpt3sas/mpt3sas_base.c
+@@ -224,8 +224,8 @@ _base_readl_ext_retry(const volatile void __iomem *addr)
+
+ for (i = 0 ; i < 30 ; i++) {
+ ret_val = readl(addr);
+- if (ret_val == 0)
+- continue;
++ if (ret_val != 0)
++ break;
+ }
+
+ return ret_val;
+diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c
+index 1b175e5c0cfcc..a2d3f8bb63a01 100644
+--- a/drivers/scsi/qla2xxx/qla_os.c
++++ b/drivers/scsi/qla2xxx/qla_os.c
+@@ -1823,8 +1823,16 @@ static void qla2x00_abort_srb(struct qla_qpair *qp, srb_t *sp, const int res,
+ }
+
+ spin_lock_irqsave(qp->qp_lock_ptr, *flags);
+- if (ret_cmd && blk_mq_request_started(scsi_cmd_to_rq(cmd)))
+- sp->done(sp, res);
++ switch (sp->type) {
++ case SRB_SCSI_CMD:
++ if (ret_cmd && blk_mq_request_started(scsi_cmd_to_rq(cmd)))
++ sp->done(sp, res);
++ break;
++ default:
++ if (ret_cmd)
++ sp->done(sp, res);
++ break;
++ }
+ } else {
+ sp->done(sp, res);
+ }
+diff --git a/drivers/tty/hvc/hvc_xen.c b/drivers/tty/hvc/hvc_xen.c
+index f2f066ce8d9ef..141acc662eba9 100644
+--- a/drivers/tty/hvc/hvc_xen.c
++++ b/drivers/tty/hvc/hvc_xen.c
+@@ -377,18 +377,21 @@ void xen_console_resume(void)
+ #ifdef CONFIG_HVC_XEN_FRONTEND
+ static void xencons_disconnect_backend(struct xencons_info *info)
+ {
+- if (info->irq > 0)
+- unbind_from_irqhandler(info->irq, NULL);
+- info->irq = 0;
++ if (info->hvc != NULL)
++ hvc_remove(info->hvc);
++ info->hvc = NULL;
++ if (info->irq > 0) {
++ evtchn_put(info->evtchn);
++ info->irq = 0;
++ info->evtchn = 0;
++ }
++ /* evtchn_put() will also close it so this is only an error path */
+ if (info->evtchn > 0)
+ xenbus_free_evtchn(info->xbdev, info->evtchn);
+ info->evtchn = 0;
+ if (info->gntref > 0)
+ gnttab_free_grant_references(info->gntref);
+ info->gntref = 0;
+- if (info->hvc != NULL)
+- hvc_remove(info->hvc);
+- info->hvc = NULL;
+ }
+
+ static void xencons_free(struct xencons_info *info)
+@@ -433,7 +436,7 @@ static int xencons_connect_backend(struct xenbus_device *dev,
+ if (ret)
+ return ret;
+ info->evtchn = evtchn;
+- irq = bind_interdomain_evtchn_to_irq_lateeoi(dev, evtchn);
++ irq = bind_evtchn_to_irq_lateeoi(evtchn);
+ if (irq < 0)
+ return irq;
+ info->irq = irq;
+@@ -553,10 +556,23 @@ static void xencons_backend_changed(struct xenbus_device *dev,
+ if (dev->state == XenbusStateClosed)
+ break;
+ fallthrough; /* Missed the backend's CLOSING state */
+- case XenbusStateClosing:
++ case XenbusStateClosing: {
++ struct xencons_info *info = dev_get_drvdata(&dev->dev);;
++
++ /*
++ * Don't tear down the evtchn and grant ref before the other
++ * end has disconnected, but do stop userspace from trying
++ * to use the device before we allow the backend to close.
++ */
++ if (info->hvc) {
++ hvc_remove(info->hvc);
++ info->hvc = NULL;
++ }
++
+ xenbus_frontend_closed(dev);
+ break;
+ }
++ }
+ }
+
+ static const struct xenbus_device_id xencons_ids[] = {
+@@ -587,7 +603,7 @@ static int __init xen_hvc_init(void)
+ ops = &dom0_hvc_ops;
+ r = xen_initial_domain_console_init();
+ if (r < 0)
+- return r;
++ goto register_fe;
+ info = vtermno_to_xencons(HVC_COOKIE);
+ } else {
+ ops = &domU_hvc_ops;
+@@ -596,7 +612,7 @@ static int __init xen_hvc_init(void)
+ else
+ r = xen_pv_console_init();
+ if (r < 0)
+- return r;
++ goto register_fe;
+
+ info = vtermno_to_xencons(HVC_COOKIE);
+ info->irq = bind_evtchn_to_irq_lateeoi(info->evtchn);
+@@ -615,12 +631,13 @@ static int __init xen_hvc_init(void)
+ list_del(&info->list);
+ spin_unlock_irqrestore(&xencons_lock, flags);
+ if (info->irq)
+- unbind_from_irqhandler(info->irq, NULL);
++ evtchn_put(info->evtchn);
+ kfree(info);
+ return r;
+ }
+
+ r = 0;
++ register_fe:
+ #ifdef CONFIG_HVC_XEN_FRONTEND
+ r = xenbus_register_frontend(&xencons_driver);
+ #endif
+diff --git a/drivers/tty/serial/meson_uart.c b/drivers/tty/serial/meson_uart.c
+index 62e6c1af13445..7e653d681ac01 100644
+--- a/drivers/tty/serial/meson_uart.c
++++ b/drivers/tty/serial/meson_uart.c
+@@ -368,10 +368,14 @@ static void meson_uart_set_termios(struct uart_port *port,
+ else
+ val |= AML_UART_STOP_BIT_1SB;
+
+- if (cflags & CRTSCTS)
+- val &= ~AML_UART_TWO_WIRE_EN;
+- else
++ if (cflags & CRTSCTS) {
++ if (port->flags & UPF_HARD_FLOW)
++ val &= ~AML_UART_TWO_WIRE_EN;
++ else
++ termios->c_cflag &= ~CRTSCTS;
++ } else {
+ val |= AML_UART_TWO_WIRE_EN;
++ }
+
+ writel(val, port->membase + AML_UART_CONTROL);
+
+@@ -726,10 +730,12 @@ static int meson_uart_probe_clocks(struct platform_device *pdev,
+
+ static int meson_uart_probe(struct platform_device *pdev)
+ {
+- struct resource *res_mem, *res_irq;
++ struct resource *res_mem;
+ struct uart_port *port;
+ u32 fifosize = 64; /* Default is 64, 128 for EE UART_0 */
+ int ret = 0;
++ int irq;
++ bool has_rtscts;
+
+ if (pdev->dev.of_node)
+ pdev->id = of_alias_get_id(pdev->dev.of_node, "serial");
+@@ -752,11 +758,12 @@ static int meson_uart_probe(struct platform_device *pdev)
+ if (!res_mem)
+ return -ENODEV;
+
+- res_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+- if (!res_irq)
+- return -ENODEV;
++ irq = platform_get_irq(pdev, 0);
++ if (irq < 0)
++ return irq;
+
+ of_property_read_u32(pdev->dev.of_node, "fifo-size", &fifosize);
++ has_rtscts = of_property_read_bool(pdev->dev.of_node, "uart-has-rtscts");
+
+ if (meson_ports[pdev->id]) {
+ dev_err(&pdev->dev, "port %d already allocated\n", pdev->id);
+@@ -779,8 +786,10 @@ static int meson_uart_probe(struct platform_device *pdev)
+ port->iotype = UPIO_MEM;
+ port->mapbase = res_mem->start;
+ port->mapsize = resource_size(res_mem);
+- port->irq = res_irq->start;
++ port->irq = irq;
+ port->flags = UPF_BOOT_AUTOCONF | UPF_LOW_LATENCY;
++ if (has_rtscts)
++ port->flags |= UPF_HARD_FLOW;
+ port->has_sysrq = IS_ENABLED(CONFIG_SERIAL_MESON_CONSOLE);
+ port->dev = &pdev->dev;
+ port->line = pdev->id;
+diff --git a/drivers/tty/sysrq.c b/drivers/tty/sysrq.c
+index 4ffed77f80018..a3d54a1bd8ac2 100644
+--- a/drivers/tty/sysrq.c
++++ b/drivers/tty/sysrq.c
+@@ -263,13 +263,14 @@ static void sysrq_handle_showallcpus(int key)
+ if (in_hardirq())
+ regs = get_irq_regs();
+
+- pr_info("CPU%d:\n", smp_processor_id());
++ pr_info("CPU%d:\n", get_cpu());
+ if (regs)
+ show_regs(regs);
+ else
+ show_stack(NULL, NULL, KERN_INFO);
+
+ schedule_work(&sysrq_showallcpus);
++ put_cpu();
+ }
+ }
+
+diff --git a/drivers/tty/vcc.c b/drivers/tty/vcc.c
+index e11383ae1e7e3..71356d9684bac 100644
+--- a/drivers/tty/vcc.c
++++ b/drivers/tty/vcc.c
+@@ -578,18 +578,22 @@ static int vcc_probe(struct vio_dev *vdev, const struct vio_device_id *id)
+ return -ENOMEM;
+
+ name = kstrdup(dev_name(&vdev->dev), GFP_KERNEL);
++ if (!name) {
++ rv = -ENOMEM;
++ goto free_port;
++ }
+
+ rv = vio_driver_init(&port->vio, vdev, VDEV_CONSOLE_CON, vcc_versions,
+ ARRAY_SIZE(vcc_versions), NULL, name);
+ if (rv)
+- goto free_port;
++ goto free_name;
+
+ port->vio.debug = vcc_dbg_vio;
+ vcc_ldc_cfg.debug = vcc_dbg_ldc;
+
+ rv = vio_ldc_alloc(&port->vio, &vcc_ldc_cfg, port);
+ if (rv)
+- goto free_port;
++ goto free_name;
+
+ spin_lock_init(&port->lock);
+
+@@ -623,6 +627,11 @@ static int vcc_probe(struct vio_dev *vdev, const struct vio_device_id *id)
+ goto unreg_tty;
+ }
+ port->domain = kstrdup(domain, GFP_KERNEL);
++ if (!port->domain) {
++ rv = -ENOMEM;
++ goto unreg_tty;
++ }
++
+
+ mdesc_release(hp);
+
+@@ -652,8 +661,9 @@ free_table:
+ vcc_table_remove(port->index);
+ free_ldc:
+ vio_ldc_free(&port->vio);
+-free_port:
++free_name:
+ kfree(name);
++free_port:
+ kfree(port);
+
+ return rv;
+diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c
+index aabaedb2e0691..bd095ae569edd 100644
+--- a/drivers/usb/gadget/function/f_ncm.c
++++ b/drivers/usb/gadget/function/f_ncm.c
+@@ -1429,7 +1429,7 @@ static int ncm_bind(struct usb_configuration *c, struct usb_function *f)
+ struct usb_composite_dev *cdev = c->cdev;
+ struct f_ncm *ncm = func_to_ncm(f);
+ struct usb_string *us;
+- int status;
++ int status = 0;
+ struct usb_ep *ep;
+ struct f_ncm_opts *ncm_opts;
+
+@@ -1447,22 +1447,17 @@ static int ncm_bind(struct usb_configuration *c, struct usb_function *f)
+ f->os_desc_table[0].os_desc = &ncm_opts->ncm_os_desc;
+ }
+
+- /*
+- * in drivers/usb/gadget/configfs.c:configfs_composite_bind()
+- * configurations are bound in sequence with list_for_each_entry,
+- * in each configuration its functions are bound in sequence
+- * with list_for_each_entry, so we assume no race condition
+- * with regard to ncm_opts->bound access
+- */
+- if (!ncm_opts->bound) {
+- mutex_lock(&ncm_opts->lock);
+- gether_set_gadget(ncm_opts->net, cdev->gadget);
++ mutex_lock(&ncm_opts->lock);
++ gether_set_gadget(ncm_opts->net, cdev->gadget);
++ if (!ncm_opts->bound)
+ status = gether_register_netdev(ncm_opts->net);
+- mutex_unlock(&ncm_opts->lock);
+- if (status)
+- goto fail;
+- ncm_opts->bound = true;
+- }
++ mutex_unlock(&ncm_opts->lock);
++
++ if (status)
++ goto fail;
++
++ ncm_opts->bound = true;
++
+ us = usb_gstrings_attach(cdev, ncm_strings,
+ ARRAY_SIZE(ncm_string_defs));
+ if (IS_ERR(us)) {
+diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
+index d0223facb92a1..af5b5b4fa5d1f 100644
+--- a/drivers/usb/host/xhci-pci.c
++++ b/drivers/usb/host/xhci-pci.c
+@@ -509,7 +509,9 @@ static int xhci_pci_probe(struct pci_dev *dev, const struct pci_device_id *id)
+ /* USB-2 and USB-3 roothubs initialized, allow runtime pm suspend */
+ pm_runtime_put_noidle(&dev->dev);
+
+- if (xhci->quirks & XHCI_DEFAULT_PM_RUNTIME_ALLOW)
++ if (pci_choose_state(dev, PMSG_SUSPEND) == PCI_D0)
++ pm_runtime_forbid(&dev->dev);
++ else if (xhci->quirks & XHCI_DEFAULT_PM_RUNTIME_ALLOW)
+ pm_runtime_allow(&dev->dev);
+
+ dma_set_max_seg_size(&dev->dev, UINT_MAX);
+diff --git a/drivers/watchdog/sbsa_gwdt.c b/drivers/watchdog/sbsa_gwdt.c
+index 63862803421f1..7bf28545b47a0 100644
+--- a/drivers/watchdog/sbsa_gwdt.c
++++ b/drivers/watchdog/sbsa_gwdt.c
+@@ -153,14 +153,14 @@ static int sbsa_gwdt_set_timeout(struct watchdog_device *wdd,
+ timeout = clamp_t(unsigned int, timeout, 1, wdd->max_hw_heartbeat_ms / 1000);
+
+ if (action)
+- sbsa_gwdt_reg_write(gwdt->clk * timeout, gwdt);
++ sbsa_gwdt_reg_write((u64)gwdt->clk * timeout, gwdt);
+ else
+ /*
+ * In the single stage mode, The first signal (WS0) is ignored,
+ * the timeout is (WOR * 2), so the WOR should be configured
+ * to half value of timeout.
+ */
+- sbsa_gwdt_reg_write(gwdt->clk / 2 * timeout, gwdt);
++ sbsa_gwdt_reg_write(((u64)gwdt->clk / 2) * timeout, gwdt);
+
+ return 0;
+ }
+diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c
+index 9339f2aad5679..ee691b20d4a3f 100644
+--- a/drivers/xen/events/events_base.c
++++ b/drivers/xen/events/events_base.c
+@@ -599,7 +599,9 @@ static void lateeoi_list_add(struct irq_info *info)
+
+ spin_lock_irqsave(&eoi->eoi_list_lock, flags);
+
+- if (list_empty(&eoi->eoi_list)) {
++ elem = list_first_entry_or_null(&eoi->eoi_list, struct irq_info,
++ eoi_list);
++ if (!elem || info->eoi_time < elem->eoi_time) {
+ list_add(&info->eoi_list, &eoi->eoi_list);
+ mod_delayed_work_on(info->eoi_cpu, system_wq,
+ &eoi->delayed, delay);
+diff --git a/fs/9p/xattr.c b/fs/9p/xattr.c
+index ee331845e2c7a..31799ac10e33a 100644
+--- a/fs/9p/xattr.c
++++ b/fs/9p/xattr.c
+@@ -73,7 +73,7 @@ ssize_t v9fs_xattr_get(struct dentry *dentry, const char *name,
+ struct p9_fid *fid;
+ int ret;
+
+- p9_debug(P9_DEBUG_VFS, "name = %s value_len = %zu\n",
++ p9_debug(P9_DEBUG_VFS, "name = '%s' value_len = %zu\n",
+ name, buffer_size);
+ fid = v9fs_fid_lookup(dentry);
+ if (IS_ERR(fid))
+@@ -144,7 +144,8 @@ int v9fs_fid_xattr_set(struct p9_fid *fid, const char *name,
+
+ ssize_t v9fs_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size)
+ {
+- return v9fs_xattr_get(dentry, NULL, buffer, buffer_size);
++ /* Txattrwalk with an empty string lists xattrs instead */
++ return v9fs_xattr_get(dentry, "", buffer, buffer_size);
+ }
+
+ static int v9fs_xattr_handler_get(const struct xattr_handler *handler,
+diff --git a/fs/btrfs/delalloc-space.c b/fs/btrfs/delalloc-space.c
+index b934429c24350..4feddabe40a4a 100644
+--- a/fs/btrfs/delalloc-space.c
++++ b/fs/btrfs/delalloc-space.c
+@@ -312,9 +312,6 @@ int btrfs_delalloc_reserve_metadata(struct btrfs_inode *inode, u64 num_bytes)
+ } else {
+ if (current->journal_info)
+ flush = BTRFS_RESERVE_FLUSH_LIMIT;
+-
+- if (btrfs_transaction_in_commit(fs_info))
+- schedule_timeout(1);
+ }
+
+ num_bytes = ALIGN(num_bytes, fs_info->sectorsize);
+diff --git a/fs/cifs/cifs_spnego.c b/fs/cifs/cifs_spnego.c
+index 353bd0dd70260..66b4413b94f7f 100644
+--- a/fs/cifs/cifs_spnego.c
++++ b/fs/cifs/cifs_spnego.c
+@@ -64,8 +64,8 @@ struct key_type cifs_spnego_key_type = {
+ * strlen(";sec=ntlmsspi") */
+ #define MAX_MECH_STR_LEN 13
+
+-/* strlen of "host=" */
+-#define HOST_KEY_LEN 5
++/* strlen of ";host=" */
++#define HOST_KEY_LEN 6
+
+ /* strlen of ";ip4=" or ";ip6=" */
+ #define IP_KEY_LEN 5
+diff --git a/fs/cifs/smb2transport.c b/fs/cifs/smb2transport.c
+index 390cc5e8c7467..0f2e0ce84a03f 100644
+--- a/fs/cifs/smb2transport.c
++++ b/fs/cifs/smb2transport.c
+@@ -430,6 +430,8 @@ generate_smb3signingkey(struct cifs_ses *ses,
+ ptriplet->encryption.context,
+ ses->smb3encryptionkey,
+ SMB3_ENC_DEC_KEY_SIZE);
++ if (rc)
++ return rc;
+ rc = generate_key(ses, ptriplet->decryption.label,
+ ptriplet->decryption.context,
+ ses->smb3decryptionkey,
+@@ -438,9 +440,6 @@ generate_smb3signingkey(struct cifs_ses *ses,
+ return rc;
+ }
+
+- if (rc)
+- return rc;
+-
+ #ifdef CONFIG_CIFS_DEBUG_DUMP_KEYS
+ cifs_dbg(VFS, "%s: dumping generated AES session keys\n", __func__);
+ /*
+diff --git a/fs/exfat/namei.c b/fs/exfat/namei.c
+index b22d6c984f8c7..cfa46d8cf5b39 100644
+--- a/fs/exfat/namei.c
++++ b/fs/exfat/namei.c
+@@ -330,14 +330,20 @@ static int exfat_find_empty_entry(struct inode *inode,
+ if (exfat_check_max_dentries(inode))
+ return -ENOSPC;
+
+- /* we trust p_dir->size regardless of FAT type */
+- if (exfat_find_last_cluster(sb, p_dir, &last_clu))
+- return -EIO;
+-
+ /*
+ * Allocate new cluster to this directory
+ */
+- exfat_chain_set(&clu, last_clu + 1, 0, p_dir->flags);
++ if (ei->start_clu != EXFAT_EOF_CLUSTER) {
++ /* we trust p_dir->size regardless of FAT type */
++ if (exfat_find_last_cluster(sb, p_dir, &last_clu))
++ return -EIO;
++
++ exfat_chain_set(&clu, last_clu + 1, 0, p_dir->flags);
++ } else {
++ /* This directory is empty */
++ exfat_chain_set(&clu, EXFAT_EOF_CLUSTER, 0,
++ ALLOC_NO_FAT_CHAIN);
++ }
+
+ /* allocate a cluster */
+ ret = exfat_alloc_cluster(inode, 1, &clu, IS_DIRSYNC(inode));
+@@ -347,6 +353,11 @@ static int exfat_find_empty_entry(struct inode *inode,
+ if (exfat_zeroed_cluster(inode, clu.dir))
+ return -EIO;
+
++ if (ei->start_clu == EXFAT_EOF_CLUSTER) {
++ ei->start_clu = clu.dir;
++ p_dir->dir = clu.dir;
++ }
++
+ /* append to the FAT chain */
+ if (clu.flags != p_dir->flags) {
+ /* no-fat-chain bit is disabled,
+@@ -644,7 +655,7 @@ static int exfat_find(struct inode *dir, struct qstr *qname,
+ info->type = exfat_get_entry_type(ep);
+ info->attr = le16_to_cpu(ep->dentry.file.attr);
+ info->size = le64_to_cpu(ep2->dentry.stream.valid_size);
+- if ((info->type == TYPE_FILE) && (info->size == 0)) {
++ if (info->size == 0) {
+ info->flags = ALLOC_NO_FAT_CHAIN;
+ info->start_clu = EXFAT_EOF_CLUSTER;
+ } else {
+@@ -891,6 +902,9 @@ static int exfat_check_dir_empty(struct super_block *sb,
+
+ dentries_per_clu = sbi->dentries_per_clu;
+
++ if (p_dir->dir == EXFAT_EOF_CLUSTER)
++ return 0;
++
+ exfat_chain_dup(&clu, p_dir);
+
+ while (clu.dir != EXFAT_EOF_CLUSTER) {
+@@ -1274,7 +1288,8 @@ static int __exfat_rename(struct inode *old_parent_inode,
+ }
+
+ /* Free the clusters if new_inode is a dir(as if exfat_rmdir) */
+- if (new_entry_type == TYPE_DIR) {
++ if (new_entry_type == TYPE_DIR &&
++ new_ei->start_clu != EXFAT_EOF_CLUSTER) {
+ /* new_ei, new_clu_to_free */
+ struct exfat_chain new_clu_to_free;
+
+diff --git a/fs/ext4/acl.h b/fs/ext4/acl.h
+index 3219669732bf4..0db6ae0ca9369 100644
+--- a/fs/ext4/acl.h
++++ b/fs/ext4/acl.h
+@@ -68,6 +68,11 @@ extern int ext4_init_acl(handle_t *, struct inode *, struct inode *);
+ static inline int
+ ext4_init_acl(handle_t *handle, struct inode *inode, struct inode *dir)
+ {
++ /* usually, the umask is applied by posix_acl_create(), but if
++ ext4 ACL support is disabled at compile time, we need to do
++ it here, because posix_acl_create() will never be called */
++ inode->i_mode &= ~current_umask();
++
+ return 0;
+ }
+ #endif /* CONFIG_EXT4_FS_POSIX_ACL */
+diff --git a/fs/ext4/extents_status.c b/fs/ext4/extents_status.c
+index fee54ab42bbaa..7806adcc41a7a 100644
+--- a/fs/ext4/extents_status.c
++++ b/fs/ext4/extents_status.c
+@@ -1366,8 +1366,8 @@ retry:
+ }
+ }
+ if (count_reserved)
+- count_rsvd(inode, lblk, orig_es.es_len - len1 - len2,
+- &orig_es, &rc);
++ count_rsvd(inode, orig_es.es_lblk + len1,
++ orig_es.es_len - len1 - len2, &orig_es, &rc);
+ goto out_get_reserved;
+ }
+
+diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
+index 589ed99856f33..d0c41343a5c42 100644
+--- a/fs/ext4/resize.c
++++ b/fs/ext4/resize.c
+@@ -556,13 +556,8 @@ static int setup_new_flex_group_blocks(struct super_block *sb,
+ if (meta_bg == 0 && !ext4_bg_has_super(sb, group))
+ goto handle_itb;
+
+- if (meta_bg == 1) {
+- ext4_group_t first_group;
+- first_group = ext4_meta_bg_first_group(sb, group);
+- if (first_group != group + 1 &&
+- first_group != group + EXT4_DESC_PER_BLOCK(sb) - 1)
+- goto handle_itb;
+- }
++ if (meta_bg == 1)
++ goto handle_itb;
+
+ block = start + ext4_bg_has_super(sb, group);
+ /* Copy all of the GDT blocks into the backup in this group */
+@@ -1165,8 +1160,10 @@ static void update_backups(struct super_block *sb, sector_t blk_off, char *data,
+ ext4_group_first_block_no(sb, group));
+ BUFFER_TRACE(bh, "get_write_access");
+ if ((err = ext4_journal_get_write_access(handle, sb, bh,
+- EXT4_JTR_NONE)))
++ EXT4_JTR_NONE))) {
++ brelse(bh);
+ break;
++ }
+ lock_buffer(bh);
+ memcpy(bh->b_data, data, size);
+ if (rest)
+@@ -1555,6 +1552,8 @@ exit_journal:
+ int gdb_num_end = ((group + flex_gd->count - 1) /
+ EXT4_DESC_PER_BLOCK(sb));
+ int meta_bg = ext4_has_feature_meta_bg(sb);
++ sector_t padding_blocks = meta_bg ? 0 : sbi->s_sbh->b_blocknr -
++ ext4_group_first_block_no(sb, 0);
+ sector_t old_gdb = 0;
+
+ update_backups(sb, ext4_group_first_block_no(sb, 0),
+@@ -1566,8 +1565,8 @@ exit_journal:
+ gdb_num);
+ if (old_gdb == gdb_bh->b_blocknr)
+ continue;
+- update_backups(sb, gdb_bh->b_blocknr, gdb_bh->b_data,
+- gdb_bh->b_size, meta_bg);
++ update_backups(sb, gdb_bh->b_blocknr - padding_blocks,
++ gdb_bh->b_data, gdb_bh->b_size, meta_bg);
+ old_gdb = gdb_bh->b_blocknr;
+ }
+ }
+@@ -1936,9 +1935,7 @@ static int ext4_convert_meta_bg(struct super_block *sb, struct inode *inode)
+
+ errout:
+ ret = ext4_journal_stop(handle);
+- if (!err)
+- err = ret;
+- return ret;
++ return err ? err : ret;
+
+ invalid_resize_inode:
+ ext4_error(sb, "corrupted/inconsistent resize inode");
+diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c
+index 455fac164fda0..3982b4a7618ce 100644
+--- a/fs/f2fs/compress.c
++++ b/fs/f2fs/compress.c
+@@ -1906,7 +1906,7 @@ void f2fs_destroy_compress_inode(struct f2fs_sb_info *sbi)
+ int f2fs_init_page_array_cache(struct f2fs_sb_info *sbi)
+ {
+ dev_t dev = sbi->sb->s_bdev->bd_dev;
+- char slab_name[32];
++ char slab_name[35];
+
+ sprintf(slab_name, "f2fs_page_array_entry-%u:%u", MAJOR(dev), MINOR(dev));
+
+diff --git a/fs/gfs2/inode.c b/fs/gfs2/inode.c
+index 97ee17843b4d0..462e957eda8be 100644
+--- a/fs/gfs2/inode.c
++++ b/fs/gfs2/inode.c
+@@ -1848,16 +1848,24 @@ out:
+ int gfs2_permission(struct user_namespace *mnt_userns, struct inode *inode,
+ int mask)
+ {
++ int may_not_block = mask & MAY_NOT_BLOCK;
+ struct gfs2_inode *ip;
+ struct gfs2_holder i_gh;
++ struct gfs2_glock *gl;
+ int error;
+
+ gfs2_holder_mark_uninitialized(&i_gh);
+ ip = GFS2_I(inode);
+- if (gfs2_glock_is_locked_by_me(ip->i_gl) == NULL) {
+- if (mask & MAY_NOT_BLOCK)
++ gl = rcu_dereference_check(ip->i_gl, !may_not_block);
++ if (unlikely(!gl)) {
++ /* inode is getting torn down, must be RCU mode */
++ WARN_ON_ONCE(!may_not_block);
++ return -ECHILD;
++ }
++ if (gfs2_glock_is_locked_by_me(gl) == NULL) {
++ if (may_not_block)
+ return -ECHILD;
+- error = gfs2_glock_nq_init(ip->i_gl, LM_ST_SHARED, LM_FLAG_ANY, &i_gh);
++ error = gfs2_glock_nq_init(gl, LM_ST_SHARED, LM_FLAG_ANY, &i_gh);
+ if (error)
+ return error;
+ }
+diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c
+index dc77080a82bbf..c381580095baf 100644
+--- a/fs/gfs2/quota.c
++++ b/fs/gfs2/quota.c
+@@ -431,6 +431,17 @@ static int qd_check_sync(struct gfs2_sbd *sdp, struct gfs2_quota_data *qd,
+ (sync_gen && (qd->qd_sync_gen >= *sync_gen)))
+ return 0;
+
++ /*
++ * If qd_change is 0 it means a pending quota change was negated.
++ * We should not sync it, but we still have a qd reference and slot
++ * reference taken by gfs2_quota_change -> do_qc that need to be put.
++ */
++ if (!qd->qd_change && test_and_clear_bit(QDF_CHANGE, &qd->qd_flags)) {
++ slot_put(qd);
++ qd_put(qd);
++ return 0;
++ }
++
+ if (!lockref_get_not_dead(&qd->qd_lockref))
+ return 0;
+
+diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
+index 51b44da4a0d64..268651ac9fc84 100644
+--- a/fs/gfs2/super.c
++++ b/fs/gfs2/super.c
+@@ -1436,7 +1436,7 @@ out:
+ wait_on_bit_io(&ip->i_flags, GIF_GLOP_PENDING, TASK_UNINTERRUPTIBLE);
+ gfs2_glock_add_to_lru(ip->i_gl);
+ gfs2_glock_put_eventually(ip->i_gl);
+- ip->i_gl = NULL;
++ rcu_assign_pointer(ip->i_gl, NULL);
+ }
+ }
+
+diff --git a/fs/jbd2/recovery.c b/fs/jbd2/recovery.c
+index cce36a76fd021..8a960c6edb6e1 100644
+--- a/fs/jbd2/recovery.c
++++ b/fs/jbd2/recovery.c
+@@ -283,6 +283,8 @@ int jbd2_journal_recover(journal_t *journal)
+ journal_superblock_t * sb;
+
+ struct recovery_info info;
++ errseq_t wb_err;
++ struct address_space *mapping;
+
+ memset(&info, 0, sizeof(info));
+ sb = journal->j_superblock;
+@@ -300,6 +302,9 @@ int jbd2_journal_recover(journal_t *journal)
+ return 0;
+ }
+
++ wb_err = 0;
++ mapping = journal->j_fs_dev->bd_inode->i_mapping;
++ errseq_check_and_advance(&mapping->wb_err, &wb_err);
+ err = do_one_pass(journal, &info, PASS_SCAN);
+ if (!err)
+ err = do_one_pass(journal, &info, PASS_REVOKE);
+@@ -318,6 +323,9 @@ int jbd2_journal_recover(journal_t *journal)
+
+ jbd2_journal_clear_revoke(journal);
+ err2 = sync_blockdev(journal->j_fs_dev);
++ if (!err)
++ err = err2;
++ err2 = errseq_check_and_advance(&mapping->wb_err, &wb_err);
+ if (!err)
+ err = err2;
+ /* Make sure all replayed data is on permanent storage */
+diff --git a/fs/jfs/jfs_dmap.c b/fs/jfs/jfs_dmap.c
+index da4f9c3b714fe..5b01026fff9bf 100644
+--- a/fs/jfs/jfs_dmap.c
++++ b/fs/jfs/jfs_dmap.c
+@@ -87,7 +87,7 @@ static int dbAllocCtl(struct bmap * bmp, s64 nblocks, int l2nb, s64 blkno,
+ static int dbExtend(struct inode *ip, s64 blkno, s64 nblocks, s64 addnblocks);
+ static int dbFindBits(u32 word, int l2nb);
+ static int dbFindCtl(struct bmap * bmp, int l2nb, int level, s64 * blkno);
+-static int dbFindLeaf(dmtree_t * tp, int l2nb, int *leafidx);
++static int dbFindLeaf(dmtree_t *tp, int l2nb, int *leafidx, bool is_ctl);
+ static int dbFreeBits(struct bmap * bmp, struct dmap * dp, s64 blkno,
+ int nblocks);
+ static int dbFreeDmap(struct bmap * bmp, struct dmap * dp, s64 blkno,
+@@ -180,7 +180,8 @@ int dbMount(struct inode *ipbmap)
+ bmp->db_nfree = le64_to_cpu(dbmp_le->dn_nfree);
+
+ bmp->db_l2nbperpage = le32_to_cpu(dbmp_le->dn_l2nbperpage);
+- if (bmp->db_l2nbperpage > L2PSIZE - L2MINBLOCKSIZE) {
++ if (bmp->db_l2nbperpage > L2PSIZE - L2MINBLOCKSIZE ||
++ bmp->db_l2nbperpage < 0) {
+ err = -EINVAL;
+ goto err_release_metapage;
+ }
+@@ -194,6 +195,12 @@ int dbMount(struct inode *ipbmap)
+ bmp->db_maxlevel = le32_to_cpu(dbmp_le->dn_maxlevel);
+ bmp->db_maxag = le32_to_cpu(dbmp_le->dn_maxag);
+ bmp->db_agpref = le32_to_cpu(dbmp_le->dn_agpref);
++ if (bmp->db_maxag >= MAXAG || bmp->db_maxag < 0 ||
++ bmp->db_agpref >= MAXAG || bmp->db_agpref < 0) {
++ err = -EINVAL;
++ goto err_release_metapage;
++ }
++
+ bmp->db_aglevel = le32_to_cpu(dbmp_le->dn_aglevel);
+ bmp->db_agheight = le32_to_cpu(dbmp_le->dn_agheight);
+ bmp->db_agwidth = le32_to_cpu(dbmp_le->dn_agwidth);
+@@ -1778,7 +1785,7 @@ static int dbFindCtl(struct bmap * bmp, int l2nb, int level, s64 * blkno)
+ * dbFindLeaf() returns the index of the leaf at which
+ * free space was found.
+ */
+- rc = dbFindLeaf((dmtree_t *) dcp, l2nb, &leafidx);
++ rc = dbFindLeaf((dmtree_t *) dcp, l2nb, &leafidx, true);
+
+ /* release the buffer.
+ */
+@@ -2025,7 +2032,7 @@ dbAllocDmapLev(struct bmap * bmp,
+ * free space. if sufficient free space is found, dbFindLeaf()
+ * returns the index of the leaf at which free space was found.
+ */
+- if (dbFindLeaf((dmtree_t *) & dp->tree, l2nb, &leafidx))
++ if (dbFindLeaf((dmtree_t *) &dp->tree, l2nb, &leafidx, false))
+ return -ENOSPC;
+
+ if (leafidx < 0)
+@@ -2989,14 +2996,18 @@ static void dbAdjTree(dmtree_t * tp, int leafno, int newval)
+ * leafidx - return pointer to be set to the index of the leaf
+ * describing at least l2nb free blocks if sufficient
+ * free blocks are found.
++ * is_ctl - determines if the tree is of type ctl
+ *
+ * RETURN VALUES:
+ * 0 - success
+ * -ENOSPC - insufficient free blocks.
+ */
+-static int dbFindLeaf(dmtree_t * tp, int l2nb, int *leafidx)
++static int dbFindLeaf(dmtree_t *tp, int l2nb, int *leafidx, bool is_ctl)
+ {
+ int ti, n = 0, k, x = 0;
++ int max_size;
++
++ max_size = is_ctl ? CTLTREESIZE : TREESIZE;
+
+ /* first check the root of the tree to see if there is
+ * sufficient free space.
+@@ -3017,6 +3028,8 @@ static int dbFindLeaf(dmtree_t * tp, int l2nb, int *leafidx)
+ /* sufficient free space found. move to the next
+ * level (or quit if this is the last level).
+ */
++ if (x + n > max_size)
++ return -ENOSPC;
+ if (l2nb <= tp->dmt_stree[x + n])
+ break;
+ }
+diff --git a/fs/jfs/jfs_imap.c b/fs/jfs/jfs_imap.c
+index 4899663996d81..6ed2e1d4c894f 100644
+--- a/fs/jfs/jfs_imap.c
++++ b/fs/jfs/jfs_imap.c
+@@ -1320,7 +1320,7 @@ diInitInode(struct inode *ip, int iagno, int ino, int extno, struct iag * iagp)
+ int diAlloc(struct inode *pip, bool dir, struct inode *ip)
+ {
+ int rc, ino, iagno, addext, extno, bitno, sword;
+- int nwords, rem, i, agno;
++ int nwords, rem, i, agno, dn_numag;
+ u32 mask, inosmap, extsmap;
+ struct inode *ipimap;
+ struct metapage *mp;
+@@ -1356,6 +1356,9 @@ int diAlloc(struct inode *pip, bool dir, struct inode *ip)
+
+ /* get the ag number of this iag */
+ agno = BLKTOAG(JFS_IP(pip)->agstart, JFS_SBI(pip->i_sb));
++ dn_numag = JFS_SBI(pip->i_sb)->bmap->db_numag;
++ if (agno < 0 || agno > dn_numag)
++ return -EIO;
+
+ if (atomic_read(&JFS_SBI(pip->i_sb)->bmap->db_active[agno])) {
+ /*
+diff --git a/fs/ksmbd/smbacl.c b/fs/ksmbd/smbacl.c
+index 3781bca2c8fc4..83f805248a814 100644
+--- a/fs/ksmbd/smbacl.c
++++ b/fs/ksmbd/smbacl.c
+@@ -1105,6 +1105,7 @@ pass:
+ struct smb_acl *pdacl;
+ struct smb_sid *powner_sid = NULL, *pgroup_sid = NULL;
+ int powner_sid_size = 0, pgroup_sid_size = 0, pntsd_size;
++ int pntsd_alloc_size;
+
+ if (parent_pntsd->osidoffset) {
+ powner_sid = (struct smb_sid *)((char *)parent_pntsd +
+@@ -1117,9 +1118,10 @@ pass:
+ pgroup_sid_size = 1 + 1 + 6 + (pgroup_sid->num_subauth * 4);
+ }
+
+- pntsd = kzalloc(sizeof(struct smb_ntsd) + powner_sid_size +
+- pgroup_sid_size + sizeof(struct smb_acl) +
+- nt_size, GFP_KERNEL);
++ pntsd_alloc_size = sizeof(struct smb_ntsd) + powner_sid_size +
++ pgroup_sid_size + sizeof(struct smb_acl) + nt_size;
++
++ pntsd = kzalloc(pntsd_alloc_size, GFP_KERNEL);
+ if (!pntsd) {
+ rc = -ENOMEM;
+ goto free_aces_base;
+@@ -1134,6 +1136,27 @@ pass:
+ pntsd->gsidoffset = parent_pntsd->gsidoffset;
+ pntsd->dacloffset = parent_pntsd->dacloffset;
+
++ if ((u64)le32_to_cpu(pntsd->osidoffset) + powner_sid_size >
++ pntsd_alloc_size) {
++ rc = -EINVAL;
++ kfree(pntsd);
++ goto free_aces_base;
++ }
++
++ if ((u64)le32_to_cpu(pntsd->gsidoffset) + pgroup_sid_size >
++ pntsd_alloc_size) {
++ rc = -EINVAL;
++ kfree(pntsd);
++ goto free_aces_base;
++ }
++
++ if ((u64)le32_to_cpu(pntsd->dacloffset) + sizeof(struct smb_acl) + nt_size >
++ pntsd_alloc_size) {
++ rc = -EINVAL;
++ kfree(pntsd);
++ goto free_aces_base;
++ }
++
+ if (pntsd->osidoffset) {
+ struct smb_sid *owner_sid = (struct smb_sid *)((char *)pntsd +
+ le32_to_cpu(pntsd->osidoffset));
+diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
+index 565d11a21f5e2..d65af9a60c35c 100644
+--- a/fs/nfs/nfs4proc.c
++++ b/fs/nfs/nfs4proc.c
+@@ -5608,7 +5608,7 @@ static void nfs4_proc_write_setup(struct nfs_pgio_header *hdr,
+
+ msg->rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_WRITE];
+ nfs4_init_sequence(&hdr->args.seq_args, &hdr->res.seq_res, 0, 0);
+- nfs4_state_protect_write(server->nfs_client, clnt, msg, hdr);
++ nfs4_state_protect_write(hdr->ds_clp ? hdr->ds_clp : server->nfs_client, clnt, msg, hdr);
+ }
+
+ static void nfs4_proc_commit_rpc_prepare(struct rpc_task *task, struct nfs_commit_data *data)
+@@ -5649,7 +5649,8 @@ static void nfs4_proc_commit_setup(struct nfs_commit_data *data, struct rpc_mess
+ data->res.server = server;
+ msg->rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_COMMIT];
+ nfs4_init_sequence(&data->args.seq_args, &data->res.seq_res, 1, 0);
+- nfs4_state_protect(server->nfs_client, NFS_SP4_MACH_CRED_COMMIT, clnt, msg);
++ nfs4_state_protect(data->ds_clp ? data->ds_clp : server->nfs_client,
++ NFS_SP4_MACH_CRED_COMMIT, clnt, msg);
+ }
+
+ static int _nfs4_proc_commit(struct file *dst, struct nfs_commitargs *args,
+diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
+index f54ef526f25d0..9b660491f3931 100644
+--- a/fs/nfsd/nfs4state.c
++++ b/fs/nfsd/nfs4state.c
+@@ -2686,7 +2686,7 @@ static int client_opens_release(struct inode *inode, struct file *file)
+
+ /* XXX: alternatively, we could get/drop in seq start/stop */
+ drop_client(clp);
+- return 0;
++ return seq_release(inode, file);
+ }
+
+ static const struct file_operations client_states_fops = {
+diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
+index e18025b5c8872..5310271cf2e38 100644
+--- a/fs/overlayfs/super.c
++++ b/fs/overlayfs/super.c
+@@ -2140,7 +2140,7 @@ static int ovl_fill_super(struct super_block *sb, void *data, int silent)
+ ovl_trusted_xattr_handlers;
+ sb->s_fs_info = ofs;
+ sb->s_flags |= SB_POSIXACL;
+- sb->s_iflags |= SB_I_SKIP_SYNC | SB_I_IMA_UNVERIFIABLE_SIGNATURE;
++ sb->s_iflags |= SB_I_SKIP_SYNC;
+
+ err = -ENOMEM;
+ root_dentry = ovl_get_root(sb, upperpath.dentry, oe);
+diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
+index 0b7a00ed6c49b..caa421ba078fe 100644
+--- a/fs/proc/proc_sysctl.c
++++ b/fs/proc/proc_sysctl.c
+@@ -1765,7 +1765,6 @@ static const struct sysctl_alias sysctl_aliases[] = {
+ {"hung_task_panic", "kernel.hung_task_panic" },
+ {"numa_zonelist_order", "vm.numa_zonelist_order" },
+ {"softlockup_all_cpu_backtrace", "kernel.softlockup_all_cpu_backtrace" },
+- {"softlockup_panic", "kernel.softlockup_panic" },
+ { }
+ };
+
+diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
+index 6088d73d29ce8..75e593b1c03e8 100644
+--- a/fs/quota/dquot.c
++++ b/fs/quota/dquot.c
+@@ -2396,6 +2396,20 @@ static int vfs_setup_quota_inode(struct inode *inode, int type)
+ if (sb_has_quota_loaded(sb, type))
+ return -EBUSY;
+
++ /*
++ * Quota files should never be encrypted. They should be thought of as
++ * filesystem metadata, not user data. New-style internal quota files
++ * cannot be encrypted by users anyway, but old-style external quota
++ * files could potentially be incorrectly created in an encrypted
++ * directory, hence this explicit check. Some reasons why encrypted
++ * quota files don't work include: (1) some filesystems that support
++ * encryption don't handle it in their quota_read and quota_write, and
++ * (2) cleaning up encrypted quota files at unmount would need special
++ * consideration, as quota files are cleaned up later than user files.
++ */
++ if (IS_ENCRYPTED(inode))
++ return -EINVAL;
++
+ dqopt->files[type] = igrab(inode);
+ if (!dqopt->files[type])
+ return -EIO;
+diff --git a/fs/xfs/libxfs/xfs_dir2_leaf.c b/fs/xfs/libxfs/xfs_dir2_leaf.c
+index d9b66306a9a77..cb9e950a911d8 100644
+--- a/fs/xfs/libxfs/xfs_dir2_leaf.c
++++ b/fs/xfs/libxfs/xfs_dir2_leaf.c
+@@ -146,6 +146,8 @@ xfs_dir3_leaf_check_int(
+ xfs_dir2_leaf_tail_t *ltp;
+ int stale;
+ int i;
++ bool isleaf1 = (hdr->magic == XFS_DIR2_LEAF1_MAGIC ||
++ hdr->magic == XFS_DIR3_LEAF1_MAGIC);
+
+ ltp = xfs_dir2_leaf_tail_p(geo, leaf);
+
+@@ -158,8 +160,7 @@ xfs_dir3_leaf_check_int(
+ return __this_address;
+
+ /* Leaves and bests don't overlap in leaf format. */
+- if ((hdr->magic == XFS_DIR2_LEAF1_MAGIC ||
+- hdr->magic == XFS_DIR3_LEAF1_MAGIC) &&
++ if (isleaf1 &&
+ (char *)&hdr->ents[hdr->count] > (char *)xfs_dir2_leaf_bests_p(ltp))
+ return __this_address;
+
+@@ -175,6 +176,10 @@ xfs_dir3_leaf_check_int(
+ }
+ if (hdr->ents[i].address == cpu_to_be32(XFS_DIR2_NULL_DATAPTR))
+ stale++;
++ if (isleaf1 && xfs_dir2_dataptr_to_db(geo,
++ be32_to_cpu(hdr->ents[i].address)) >=
++ be32_to_cpu(ltp->bestcount))
++ return __this_address;
+ }
+ if (hdr->stale != stale)
+ return __this_address;
+diff --git a/fs/xfs/libxfs/xfs_inode_fork.c b/fs/xfs/libxfs/xfs_inode_fork.c
+index 20095233d7bc0..c1f965af8432d 100644
+--- a/fs/xfs/libxfs/xfs_inode_fork.c
++++ b/fs/xfs/libxfs/xfs_inode_fork.c
+@@ -330,6 +330,7 @@ xfs_iformat_attr_fork(
+ }
+
+ if (error) {
++ xfs_idestroy_fork(ip->i_afp);
+ kmem_cache_free(xfs_ifork_zone, ip->i_afp);
+ ip->i_afp = NULL;
+ }
+diff --git a/fs/xfs/libxfs/xfs_log_recover.h b/fs/xfs/libxfs/xfs_log_recover.h
+index ff69a00008176..81a065b0b5710 100644
+--- a/fs/xfs/libxfs/xfs_log_recover.h
++++ b/fs/xfs/libxfs/xfs_log_recover.h
+@@ -108,12 +108,6 @@ struct xlog_recover {
+
+ #define ITEM_TYPE(i) (*(unsigned short *)(i)->ri_buf[0].i_addr)
+
+-/*
+- * This is the number of entries in the l_buf_cancel_table used during
+- * recovery.
+- */
+-#define XLOG_BC_TABLE_SIZE 64
+-
+ #define XLOG_RECOVER_CRCPASS 0
+ #define XLOG_RECOVER_PASS1 1
+ #define XLOG_RECOVER_PASS2 2
+@@ -126,5 +120,13 @@ int xlog_recover_iget(struct xfs_mount *mp, xfs_ino_t ino,
+ struct xfs_inode **ipp);
+ void xlog_recover_release_intent(struct xlog *log, unsigned short intent_type,
+ uint64_t intent_id);
++int xlog_alloc_buf_cancel_table(struct xlog *log);
++void xlog_free_buf_cancel_table(struct xlog *log);
++
++#ifdef DEBUG
++void xlog_check_buf_cancel_table(struct xlog *log);
++#else
++#define xlog_check_buf_cancel_table(log) do { } while (0)
++#endif
+
+ #endif /* __XFS_LOG_RECOVER_H__ */
+diff --git a/fs/xfs/libxfs/xfs_trans_resv.c b/fs/xfs/libxfs/xfs_trans_resv.c
+index 5e300daa25593..2db9d9d123444 100644
+--- a/fs/xfs/libxfs/xfs_trans_resv.c
++++ b/fs/xfs/libxfs/xfs_trans_resv.c
+@@ -423,7 +423,7 @@ xfs_calc_remove_reservation(
+ {
+ return XFS_DQUOT_LOGRES(mp) +
+ xfs_calc_iunlink_add_reservation(mp) +
+- max((xfs_calc_inode_res(mp, 1) +
++ max((xfs_calc_inode_res(mp, 2) +
+ xfs_calc_buf_res(XFS_DIROP_LOG_COUNT(mp),
+ XFS_FSB_TO_B(mp, 1))),
+ (xfs_calc_buf_res(4, mp->m_sb.sb_sectsize) +
+diff --git a/fs/xfs/xfs_attr_inactive.c b/fs/xfs/xfs_attr_inactive.c
+index 2b5da6218977c..2afa6d9a7f8f6 100644
+--- a/fs/xfs/xfs_attr_inactive.c
++++ b/fs/xfs/xfs_attr_inactive.c
+@@ -158,6 +158,7 @@ xfs_attr3_node_inactive(
+ }
+ child_fsb = be32_to_cpu(ichdr.btree[0].before);
+ xfs_trans_brelse(*trans, bp); /* no locks for later trans */
++ bp = NULL;
+
+ /*
+ * If this is the node level just above the leaves, simply loop
+@@ -211,12 +212,8 @@ xfs_attr3_node_inactive(
+ &child_bp);
+ if (error)
+ return error;
+- error = bp->b_error;
+- if (error) {
+- xfs_trans_brelse(*trans, child_bp);
+- return error;
+- }
+ xfs_trans_binval(*trans, child_bp);
++ child_bp = NULL;
+
+ /*
+ * If we're not done, re-read the parent to get the next
+@@ -233,6 +230,7 @@ xfs_attr3_node_inactive(
+ bp->b_addr);
+ child_fsb = be32_to_cpu(phdr.btree[i + 1].before);
+ xfs_trans_brelse(*trans, bp);
++ bp = NULL;
+ }
+ /*
+ * Atomically commit the whole invalidate stuff.
+diff --git a/fs/xfs/xfs_buf_item_recover.c b/fs/xfs/xfs_buf_item_recover.c
+index e04e44ef14c6d..31cbe7deebfaf 100644
+--- a/fs/xfs/xfs_buf_item_recover.c
++++ b/fs/xfs/xfs_buf_item_recover.c
+@@ -23,6 +23,15 @@
+ #include "xfs_dir2.h"
+ #include "xfs_quota.h"
+
++/*
++ * This is the number of entries in the l_buf_cancel_table used during
++ * recovery.
++ */
++#define XLOG_BC_TABLE_SIZE 64
++
++#define XLOG_BUF_CANCEL_BUCKET(log, blkno) \
++ ((log)->l_buf_cancel_table + ((uint64_t)blkno % XLOG_BC_TABLE_SIZE))
++
+ /*
+ * This structure is used during recovery to record the buf log items which
+ * have been canceled and should not be replayed.
+@@ -1003,3 +1012,60 @@ const struct xlog_recover_item_ops xlog_buf_item_ops = {
+ .commit_pass1 = xlog_recover_buf_commit_pass1,
+ .commit_pass2 = xlog_recover_buf_commit_pass2,
+ };
++
++#ifdef DEBUG
++void
++xlog_check_buf_cancel_table(
++ struct xlog *log)
++{
++ int i;
++
++ for (i = 0; i < XLOG_BC_TABLE_SIZE; i++)
++ ASSERT(list_empty(&log->l_buf_cancel_table[i]));
++}
++#endif
++
++int
++xlog_alloc_buf_cancel_table(
++ struct xlog *log)
++{
++ void *p;
++ int i;
++
++ ASSERT(log->l_buf_cancel_table == NULL);
++
++ p = kmalloc_array(XLOG_BC_TABLE_SIZE, sizeof(struct list_head),
++ GFP_KERNEL);
++ if (!p)
++ return -ENOMEM;
++
++ log->l_buf_cancel_table = p;
++ for (i = 0; i < XLOG_BC_TABLE_SIZE; i++)
++ INIT_LIST_HEAD(&log->l_buf_cancel_table[i]);
++
++ return 0;
++}
++
++void
++xlog_free_buf_cancel_table(
++ struct xlog *log)
++{
++ int i;
++
++ if (!log->l_buf_cancel_table)
++ return;
++
++ for (i = 0; i < XLOG_BC_TABLE_SIZE; i++) {
++ struct xfs_buf_cancel *bc;
++
++ while ((bc = list_first_entry_or_null(
++ &log->l_buf_cancel_table[i],
++ struct xfs_buf_cancel, bc_list))) {
++ list_del(&bc->bc_list);
++ kmem_free(bc);
++ }
++ }
++
++ kmem_free(log->l_buf_cancel_table);
++ log->l_buf_cancel_table = NULL;
++}
+diff --git a/fs/xfs/xfs_error.c b/fs/xfs/xfs_error.c
+index 81c445e9489bd..b0ccec92e015d 100644
+--- a/fs/xfs/xfs_error.c
++++ b/fs/xfs/xfs_error.c
+@@ -224,13 +224,18 @@ int
+ xfs_errortag_init(
+ struct xfs_mount *mp)
+ {
++ int ret;
++
+ mp->m_errortag = kmem_zalloc(sizeof(unsigned int) * XFS_ERRTAG_MAX,
+ KM_MAYFAIL);
+ if (!mp->m_errortag)
+ return -ENOMEM;
+
+- return xfs_sysfs_init(&mp->m_errortag_kobj, &xfs_errortag_ktype,
+- &mp->m_kobj, "errortag");
++ ret = xfs_sysfs_init(&mp->m_errortag_kobj, &xfs_errortag_ktype,
++ &mp->m_kobj, "errortag");
++ if (ret)
++ kmem_free(mp->m_errortag);
++ return ret;
+ }
+
+ void
+diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
+index b2ea853182141..df64b902842dd 100644
+--- a/fs/xfs/xfs_inode.c
++++ b/fs/xfs/xfs_inode.c
+@@ -378,8 +378,8 @@ xfs_isilocked(
+ }
+
+ if (lock_flags & (XFS_MMAPLOCK_EXCL|XFS_MMAPLOCK_SHARED)) {
+- return __xfs_rwsem_islocked(&VFS_I(ip)->i_rwsem,
+- (lock_flags & XFS_IOLOCK_SHARED));
++ return __xfs_rwsem_islocked(&VFS_I(ip)->i_mapping->invalidate_lock,
++ (lock_flags & XFS_MMAPLOCK_SHARED));
+ }
+
+ if (lock_flags & (XFS_IOLOCK_EXCL | XFS_IOLOCK_SHARED)) {
+diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
+index 0fb7d05ca308d..eba295f666acc 100644
+--- a/fs/xfs/xfs_log.c
++++ b/fs/xfs/xfs_log.c
+@@ -2061,8 +2061,6 @@ xlog_dealloc_log(
+ xlog_in_core_t *iclog, *next_iclog;
+ int i;
+
+- xlog_cil_destroy(log);
+-
+ /*
+ * Cycle all the iclogbuf locks to make sure all log IO completion
+ * is done before we tear down these buffers.
+@@ -2074,6 +2072,13 @@ xlog_dealloc_log(
+ iclog = iclog->ic_next;
+ }
+
++ /*
++ * Destroy the CIL after waiting for iclog IO completion because an
++ * iclog EIO error will try to shut down the log, which accesses the
++ * CIL to wake up the waiters.
++ */
++ xlog_cil_destroy(log);
++
+ iclog = log->l_iclog;
+ for (i = 0; i < log->l_iclog_bufs; i++) {
+ next_iclog = iclog->ic_next;
+diff --git a/fs/xfs/xfs_log_priv.h b/fs/xfs/xfs_log_priv.h
+index f3d68ca39f45c..03393595676f4 100644
+--- a/fs/xfs/xfs_log_priv.h
++++ b/fs/xfs/xfs_log_priv.h
+@@ -454,9 +454,6 @@ struct xlog {
+ struct rw_semaphore l_incompat_users;
+ };
+
+-#define XLOG_BUF_CANCEL_BUCKET(log, blkno) \
+- ((log)->l_buf_cancel_table + ((uint64_t)blkno % XLOG_BC_TABLE_SIZE))
+-
+ /*
+ * Bits for operational state
+ */
+diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
+index 581aeb288b32b..3d844a250b710 100644
+--- a/fs/xfs/xfs_log_recover.c
++++ b/fs/xfs/xfs_log_recover.c
+@@ -2560,6 +2560,7 @@ xlog_recover_process_intents(
+ for (lip = xfs_trans_ail_cursor_first(ailp, &cur, 0);
+ lip != NULL;
+ lip = xfs_trans_ail_cursor_next(ailp, &cur)) {
++ const struct xfs_item_ops *ops;
+ /*
+ * We're done when we see something other than an intent.
+ * There should be no intents left in the AIL now.
+@@ -2584,13 +2585,17 @@ xlog_recover_process_intents(
+ * deferred ops, you /must/ attach them to the capture list in
+ * the recover routine or else those subsequent intents will be
+ * replayed in the wrong order!
++ *
++ * The recovery function can free the log item, so we must not
++ * access lip after it returns.
+ */
+ spin_unlock(&ailp->ail_lock);
+- error = lip->li_ops->iop_recover(lip, &capture_list);
++ ops = lip->li_ops;
++ error = ops->iop_recover(lip, &capture_list);
+ spin_lock(&ailp->ail_lock);
+ if (error) {
+ trace_xlog_intent_recovery_failed(log->l_mp, error,
+- lip->li_ops->iop_recover);
++ ops->iop_recover);
+ break;
+ }
+ }
+@@ -2739,6 +2744,7 @@ xlog_recover_process_one_iunlink(
+ * Call xlog_recover_clear_agi_bucket() to perform a transaction to
+ * clear the inode pointer in the bucket.
+ */
++ xfs_inodegc_flush(mp);
+ xlog_recover_clear_agi_bucket(mp, agno, bucket);
+ return NULLAGINO;
+ }
+@@ -3248,7 +3254,7 @@ xlog_do_log_recovery(
+ xfs_daddr_t head_blk,
+ xfs_daddr_t tail_blk)
+ {
+- int error, i;
++ int error;
+
+ ASSERT(head_blk != tail_blk);
+
+@@ -3256,37 +3262,25 @@ xlog_do_log_recovery(
+ * First do a pass to find all of the cancelled buf log items.
+ * Store them in the buf_cancel_table for use in the second pass.
+ */
+- log->l_buf_cancel_table = kmem_zalloc(XLOG_BC_TABLE_SIZE *
+- sizeof(struct list_head),
+- 0);
+- for (i = 0; i < XLOG_BC_TABLE_SIZE; i++)
+- INIT_LIST_HEAD(&log->l_buf_cancel_table[i]);
++ error = xlog_alloc_buf_cancel_table(log);
++ if (error)
++ return error;
+
+ error = xlog_do_recovery_pass(log, head_blk, tail_blk,
+ XLOG_RECOVER_PASS1, NULL);
+- if (error != 0) {
+- kmem_free(log->l_buf_cancel_table);
+- log->l_buf_cancel_table = NULL;
+- return error;
+- }
++ if (error != 0)
++ goto out_cancel;
++
+ /*
+ * Then do a second pass to actually recover the items in the log.
+ * When it is complete free the table of buf cancel items.
+ */
+ error = xlog_do_recovery_pass(log, head_blk, tail_blk,
+ XLOG_RECOVER_PASS2, NULL);
+-#ifdef DEBUG
+- if (!error) {
+- int i;
+-
+- for (i = 0; i < XLOG_BC_TABLE_SIZE; i++)
+- ASSERT(list_empty(&log->l_buf_cancel_table[i]));
+- }
+-#endif /* DEBUG */
+-
+- kmem_free(log->l_buf_cancel_table);
+- log->l_buf_cancel_table = NULL;
+-
++ if (!error)
++ xlog_check_buf_cancel_table(log);
++out_cancel:
++ xlog_free_buf_cancel_table(log);
+ return error;
+ }
+
+diff --git a/fs/xfs/xfs_qm.c b/fs/xfs/xfs_qm.c
+index 623244650a2f0..792736e29a37a 100644
+--- a/fs/xfs/xfs_qm.c
++++ b/fs/xfs/xfs_qm.c
+@@ -1244,6 +1244,13 @@ xfs_qm_flush_one(
+ error = -EINVAL;
+ goto out_unlock;
+ }
++
++ if (!(bp->b_flags & _XBF_DELWRI_Q)) {
++ error = -EAGAIN;
++ xfs_buf_relse(bp);
++ goto out_unlock;
++ }
++
+ xfs_buf_unlock(bp);
+
+ xfs_buf_delwri_pushbuf(bp, buffer_list);
+diff --git a/fs/xfs/xfs_reflink.c b/fs/xfs/xfs_reflink.c
+index 36832e4bc803c..793bdf5ac2f76 100644
+--- a/fs/xfs/xfs_reflink.c
++++ b/fs/xfs/xfs_reflink.c
+@@ -340,9 +340,41 @@ xfs_find_trim_cow_extent(
+ return 0;
+ }
+
+-/* Allocate all CoW reservations covering a range of blocks in a file. */
+-int
+-xfs_reflink_allocate_cow(
++static int
++xfs_reflink_convert_unwritten(
++ struct xfs_inode *ip,
++ struct xfs_bmbt_irec *imap,
++ struct xfs_bmbt_irec *cmap,
++ bool convert_now)
++{
++ xfs_fileoff_t offset_fsb = imap->br_startoff;
++ xfs_filblks_t count_fsb = imap->br_blockcount;
++ int error;
++
++ /*
++ * cmap might larger than imap due to cowextsize hint.
++ */
++ xfs_trim_extent(cmap, offset_fsb, count_fsb);
++
++ /*
++ * COW fork extents are supposed to remain unwritten until we're ready
++ * to initiate a disk write. For direct I/O we are going to write the
++ * data and need the conversion, but for buffered writes we're done.
++ */
++ if (!convert_now || cmap->br_state == XFS_EXT_NORM)
++ return 0;
++
++ trace_xfs_reflink_convert_cow(ip, cmap);
++
++ error = xfs_reflink_convert_cow_locked(ip, offset_fsb, count_fsb);
++ if (!error)
++ cmap->br_state = XFS_EXT_NORM;
++
++ return error;
++}
++
++static int
++xfs_reflink_fill_cow_hole(
+ struct xfs_inode *ip,
+ struct xfs_bmbt_irec *imap,
+ struct xfs_bmbt_irec *cmap,
+@@ -351,25 +383,12 @@ xfs_reflink_allocate_cow(
+ bool convert_now)
+ {
+ struct xfs_mount *mp = ip->i_mount;
+- xfs_fileoff_t offset_fsb = imap->br_startoff;
+- xfs_filblks_t count_fsb = imap->br_blockcount;
+ struct xfs_trans *tp;
+- int nimaps, error = 0;
+- bool found;
+ xfs_filblks_t resaligned;
+- xfs_extlen_t resblks = 0;
+-
+- ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
+- if (!ip->i_cowfp) {
+- ASSERT(!xfs_is_reflink_inode(ip));
+- xfs_ifork_init_cow(ip);
+- }
+-
+- error = xfs_find_trim_cow_extent(ip, imap, cmap, shared, &found);
+- if (error || !*shared)
+- return error;
+- if (found)
+- goto convert;
++ xfs_extlen_t resblks;
++ int nimaps;
++ int error;
++ bool found;
+
+ resaligned = xfs_aligned_fsb_count(imap->br_startoff,
+ imap->br_blockcount, xfs_get_cowextsz_hint(ip));
+@@ -385,17 +404,17 @@ xfs_reflink_allocate_cow(
+
+ *lockmode = XFS_ILOCK_EXCL;
+
+- /*
+- * Check for an overlapping extent again now that we dropped the ilock.
+- */
+ error = xfs_find_trim_cow_extent(ip, imap, cmap, shared, &found);
+ if (error || !*shared)
+ goto out_trans_cancel;
++
+ if (found) {
+ xfs_trans_cancel(tp);
+ goto convert;
+ }
+
++ ASSERT(cmap->br_startoff > imap->br_startoff);
++
+ /* Allocate the entire reservation as unwritten blocks. */
+ nimaps = 1;
+ error = xfs_bmapi_write(tp, ip, imap->br_startoff, imap->br_blockcount,
+@@ -415,23 +434,135 @@ xfs_reflink_allocate_cow(
+ */
+ if (nimaps == 0)
+ return -ENOSPC;
++
+ convert:
+- xfs_trim_extent(cmap, offset_fsb, count_fsb);
+- /*
+- * COW fork extents are supposed to remain unwritten until we're ready
+- * to initiate a disk write. For direct I/O we are going to write the
+- * data and need the conversion, but for buffered writes we're done.
+- */
+- if (!convert_now || cmap->br_state == XFS_EXT_NORM)
+- return 0;
+- trace_xfs_reflink_convert_cow(ip, cmap);
+- return xfs_reflink_convert_cow_locked(ip, offset_fsb, count_fsb);
++ return xfs_reflink_convert_unwritten(ip, imap, cmap, convert_now);
+
+ out_trans_cancel:
+ xfs_trans_cancel(tp);
+ return error;
+ }
+
++static int
++xfs_reflink_fill_delalloc(
++ struct xfs_inode *ip,
++ struct xfs_bmbt_irec *imap,
++ struct xfs_bmbt_irec *cmap,
++ bool *shared,
++ uint *lockmode,
++ bool convert_now)
++{
++ struct xfs_mount *mp = ip->i_mount;
++ struct xfs_trans *tp;
++ int nimaps;
++ int error;
++ bool found;
++
++ do {
++ xfs_iunlock(ip, *lockmode);
++ *lockmode = 0;
++
++ error = xfs_trans_alloc_inode(ip, &M_RES(mp)->tr_write, 0, 0,
++ false, &tp);
++ if (error)
++ return error;
++
++ *lockmode = XFS_ILOCK_EXCL;
++
++ error = xfs_find_trim_cow_extent(ip, imap, cmap, shared,
++ &found);
++ if (error || !*shared)
++ goto out_trans_cancel;
++
++ if (found) {
++ xfs_trans_cancel(tp);
++ break;
++ }
++
++ ASSERT(isnullstartblock(cmap->br_startblock) ||
++ cmap->br_startblock == DELAYSTARTBLOCK);
++
++ /*
++ * Replace delalloc reservation with an unwritten extent.
++ */
++ nimaps = 1;
++ error = xfs_bmapi_write(tp, ip, cmap->br_startoff,
++ cmap->br_blockcount,
++ XFS_BMAPI_COWFORK | XFS_BMAPI_PREALLOC, 0,
++ cmap, &nimaps);
++ if (error)
++ goto out_trans_cancel;
++
++ xfs_inode_set_cowblocks_tag(ip);
++ error = xfs_trans_commit(tp);
++ if (error)
++ return error;
++
++ /*
++ * Allocation succeeded but the requested range was not even
++ * partially satisfied? Bail out!
++ */
++ if (nimaps == 0)
++ return -ENOSPC;
++ } while (cmap->br_startoff + cmap->br_blockcount <= imap->br_startoff);
++
++ return xfs_reflink_convert_unwritten(ip, imap, cmap, convert_now);
++
++out_trans_cancel:
++ xfs_trans_cancel(tp);
++ return error;
++}
++
++/* Allocate all CoW reservations covering a range of blocks in a file. */
++int
++xfs_reflink_allocate_cow(
++ struct xfs_inode *ip,
++ struct xfs_bmbt_irec *imap,
++ struct xfs_bmbt_irec *cmap,
++ bool *shared,
++ uint *lockmode,
++ bool convert_now)
++{
++ int error;
++ bool found;
++
++ ASSERT(xfs_isilocked(ip, XFS_ILOCK_EXCL));
++ if (!ip->i_cowfp) {
++ ASSERT(!xfs_is_reflink_inode(ip));
++ xfs_ifork_init_cow(ip);
++ }
++
++ error = xfs_find_trim_cow_extent(ip, imap, cmap, shared, &found);
++ if (error || !*shared)
++ return error;
++
++ /* CoW fork has a real extent */
++ if (found)
++ return xfs_reflink_convert_unwritten(ip, imap, cmap,
++ convert_now);
++
++ /*
++ * CoW fork does not have an extent and data extent is shared.
++ * Allocate a real extent in the CoW fork.
++ */
++ if (cmap->br_startoff > imap->br_startoff)
++ return xfs_reflink_fill_cow_hole(ip, imap, cmap, shared,
++ lockmode, convert_now);
++
++ /*
++ * CoW fork has a delalloc reservation. Replace it with a real extent.
++ * There may or may not be a data fork mapping.
++ */
++ if (isnullstartblock(cmap->br_startblock) ||
++ cmap->br_startblock == DELAYSTARTBLOCK)
++ return xfs_reflink_fill_delalloc(ip, imap, cmap, shared,
++ lockmode, convert_now);
++
++ /* Shouldn't get here. */
++ ASSERT(0);
++ return -EFSCORRUPTED;
++}
++
+ /*
+ * Cancel CoW reservations for some block range of an inode.
+ *
+diff --git a/fs/xfs/xfs_sysfs.h b/fs/xfs/xfs_sysfs.h
+index 43585850f1546..513095e353a5b 100644
+--- a/fs/xfs/xfs_sysfs.h
++++ b/fs/xfs/xfs_sysfs.h
+@@ -33,10 +33,15 @@ xfs_sysfs_init(
+ const char *name)
+ {
+ struct kobject *parent;
++ int err;
+
+ parent = parent_kobj ? &parent_kobj->kobject : NULL;
+ init_completion(&kobj->complete);
+- return kobject_init_and_add(&kobj->kobject, ktype, parent, "%s", name);
++ err = kobject_init_and_add(&kobj->kobject, ktype, parent, "%s", name);
++ if (err)
++ kobject_put(&kobj->kobject);
++
++ return err;
+ }
+
+ static inline void
+diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
+index 3fad741df53ef..c998f9c139edd 100644
+--- a/include/linux/ethtool.h
++++ b/include/linux/ethtool.h
+@@ -781,10 +781,10 @@ int ethtool_get_phc_vclocks(struct net_device *dev, int **vclock_index);
+
+ /**
+ * ethtool_sprintf - Write formatted string to ethtool string data
+- * @data: Pointer to start of string to update
++ * @data: Pointer to a pointer to the start of string to update
+ * @fmt: Format of string to write
+ *
+- * Write formatted string to data. Update data to point at start of
++ * Write formatted string to *data. Update *data to point at start of
+ * next string.
+ */
+ extern __printf(2, 3) void ethtool_sprintf(u8 **data, const char *fmt, ...);
+diff --git a/include/linux/lsm_hook_defs.h b/include/linux/lsm_hook_defs.h
+index 61590c1f2d333..c4f245262f987 100644
+--- a/include/linux/lsm_hook_defs.h
++++ b/include/linux/lsm_hook_defs.h
+@@ -48,7 +48,7 @@ LSM_HOOK(int, 0, quota_on, struct dentry *dentry)
+ LSM_HOOK(int, 0, syslog, int type)
+ LSM_HOOK(int, 0, settime, const struct timespec64 *ts,
+ const struct timezone *tz)
+-LSM_HOOK(int, 0, vm_enough_memory, struct mm_struct *mm, long pages)
++LSM_HOOK(int, 1, vm_enough_memory, struct mm_struct *mm, long pages)
+ LSM_HOOK(int, 0, bprm_creds_for_exec, struct linux_binprm *bprm)
+ LSM_HOOK(int, 0, bprm_creds_from_file, struct linux_binprm *bprm, struct file *file)
+ LSM_HOOK(int, 0, bprm_check_security, struct linux_binprm *bprm)
+@@ -265,7 +265,7 @@ LSM_HOOK(void, LSM_RET_VOID, release_secctx, char *secdata, u32 seclen)
+ LSM_HOOK(void, LSM_RET_VOID, inode_invalidate_secctx, struct inode *inode)
+ LSM_HOOK(int, 0, inode_notifysecctx, struct inode *inode, void *ctx, u32 ctxlen)
+ LSM_HOOK(int, 0, inode_setsecctx, struct dentry *dentry, void *ctx, u32 ctxlen)
+-LSM_HOOK(int, 0, inode_getsecctx, struct inode *inode, void **ctx,
++LSM_HOOK(int, -EOPNOTSUPP, inode_getsecctx, struct inode *inode, void **ctx,
+ u32 *ctxlen)
+
+ #if defined(CONFIG_SECURITY) && defined(CONFIG_WATCH_QUEUE)
+diff --git a/include/linux/preempt.h b/include/linux/preempt.h
+index 4d244e295e855..9c4534a69a8f7 100644
+--- a/include/linux/preempt.h
++++ b/include/linux/preempt.h
+@@ -77,14 +77,42 @@
+ /* preempt_count() and related functions, depends on PREEMPT_NEED_RESCHED */
+ #include <asm/preempt.h>
+
++/**
++ * interrupt_context_level - return interrupt context level
++ *
++ * Returns the current interrupt context level.
++ * 0 - normal context
++ * 1 - softirq context
++ * 2 - hardirq context
++ * 3 - NMI context
++ */
++static __always_inline unsigned char interrupt_context_level(void)
++{
++ unsigned long pc = preempt_count();
++ unsigned char level = 0;
++
++ level += !!(pc & (NMI_MASK));
++ level += !!(pc & (NMI_MASK | HARDIRQ_MASK));
++ level += !!(pc & (NMI_MASK | HARDIRQ_MASK | SOFTIRQ_OFFSET));
++
++ return level;
++}
++
++/*
++ * These macro definitions avoid redundant invocations of preempt_count()
++ * because such invocations would result in redundant loads given that
++ * preempt_count() is commonly implemented with READ_ONCE().
++ */
++
+ #define nmi_count() (preempt_count() & NMI_MASK)
+ #define hardirq_count() (preempt_count() & HARDIRQ_MASK)
+ #ifdef CONFIG_PREEMPT_RT
+ # define softirq_count() (current->softirq_disable_cnt & SOFTIRQ_MASK)
++# define irq_count() ((preempt_count() & (NMI_MASK | HARDIRQ_MASK)) | softirq_count())
+ #else
+ # define softirq_count() (preempt_count() & SOFTIRQ_MASK)
++# define irq_count() (preempt_count() & (NMI_MASK | HARDIRQ_MASK | SOFTIRQ_MASK))
+ #endif
+-#define irq_count() (nmi_count() | hardirq_count() | softirq_count())
+
+ /*
+ * Macros to retrieve the current execution context:
+@@ -97,7 +125,11 @@
+ #define in_nmi() (nmi_count())
+ #define in_hardirq() (hardirq_count())
+ #define in_serving_softirq() (softirq_count() & SOFTIRQ_OFFSET)
+-#define in_task() (!(in_nmi() | in_hardirq() | in_serving_softirq()))
++#ifdef CONFIG_PREEMPT_RT
++# define in_task() (!((preempt_count() & (NMI_MASK | HARDIRQ_MASK)) | in_serving_softirq()))
++#else
++# define in_task() (!(preempt_count() & (NMI_MASK | HARDIRQ_MASK | SOFTIRQ_OFFSET)))
++#endif
+
+ /*
+ * The following macros are deprecated and should not be used in new code:
+diff --git a/include/linux/pwm.h b/include/linux/pwm.h
+index c7bfa64aeb142..03c42e742dfe7 100644
+--- a/include/linux/pwm.h
++++ b/include/linux/pwm.h
+@@ -44,8 +44,8 @@ struct pwm_args {
+ };
+
+ enum {
+- PWMF_REQUESTED = 1 << 0,
+- PWMF_EXPORTED = 1 << 1,
++ PWMF_REQUESTED = 0,
++ PWMF_EXPORTED = 1,
+ };
+
+ /*
+diff --git a/include/linux/string.h b/include/linux/string.h
+index d68097b4f600b..3b9f5abe5ee83 100644
+--- a/include/linux/string.h
++++ b/include/linux/string.h
+@@ -5,7 +5,9 @@
+ #include <linux/compiler.h> /* for inline */
+ #include <linux/types.h> /* for size_t */
+ #include <linux/stddef.h> /* for NULL */
++#include <linux/err.h> /* for ERR_PTR() */
+ #include <linux/errno.h> /* for E2BIG */
++#include <linux/overflow.h> /* for check_mul_overflow() */
+ #include <linux/stdarg.h>
+ #include <uapi/linux/string.h>
+
+@@ -14,6 +16,44 @@ extern void *memdup_user(const void __user *, size_t);
+ extern void *vmemdup_user(const void __user *, size_t);
+ extern void *memdup_user_nul(const void __user *, size_t);
+
++/**
++ * memdup_array_user - duplicate array from user space
++ * @src: source address in user space
++ * @n: number of array members to copy
++ * @size: size of one array member
++ *
++ * Return: an ERR_PTR() on failure. Result is physically
++ * contiguous, to be freed by kfree().
++ */
++static inline void *memdup_array_user(const void __user *src, size_t n, size_t size)
++{
++ size_t nbytes;
++
++ if (check_mul_overflow(n, size, &nbytes))
++ return ERR_PTR(-EOVERFLOW);
++
++ return memdup_user(src, nbytes);
++}
++
++/**
++ * vmemdup_array_user - duplicate array from user space
++ * @src: source address in user space
++ * @n: number of array members to copy
++ * @size: size of one array member
++ *
++ * Return: an ERR_PTR() on failure. Result may be not
++ * physically contiguous. Use kvfree() to free.
++ */
++static inline void *vmemdup_array_user(const void __user *src, size_t n, size_t size)
++{
++ size_t nbytes;
++
++ if (check_mul_overflow(n, size, &nbytes))
++ return ERR_PTR(-EOVERFLOW);
++
++ return vmemdup_user(src, nbytes);
++}
++
+ /*
+ * Include machine specific inline routines
+ */
+diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
+index 9fcf5ffc4f9ad..71ec22b1df860 100644
+--- a/include/linux/sunrpc/clnt.h
++++ b/include/linux/sunrpc/clnt.h
+@@ -83,6 +83,7 @@ struct rpc_clnt {
+ };
+ const struct cred *cl_cred;
+ unsigned int cl_max_connect; /* max number of transports not to the same IP */
++ struct super_block *pipefs_sb;
+ };
+
+ /*
+diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h
+index 9c91c3531d830..d3cbe4bf4fab8 100644
+--- a/include/linux/trace_events.h
++++ b/include/linux/trace_events.h
+@@ -468,6 +468,7 @@ enum {
+ EVENT_FILE_FL_TRIGGER_COND_BIT,
+ EVENT_FILE_FL_PID_FILTER_BIT,
+ EVENT_FILE_FL_WAS_ENABLED_BIT,
++ EVENT_FILE_FL_FREED_BIT,
+ };
+
+ extern struct trace_event_file *trace_get_event_file(const char *instance,
+@@ -606,6 +607,7 @@ extern int __kprobe_event_add_fields(struct dynevent_cmd *cmd, ...);
+ * TRIGGER_COND - When set, one or more triggers has an associated filter
+ * PID_FILTER - When set, the event is filtered based on pid
+ * WAS_ENABLED - Set when enabled to know to clear trace on module removal
++ * FREED - File descriptor is freed, all fields should be considered invalid
+ */
+ enum {
+ EVENT_FILE_FL_ENABLED = (1 << EVENT_FILE_FL_ENABLED_BIT),
+@@ -619,6 +621,7 @@ enum {
+ EVENT_FILE_FL_TRIGGER_COND = (1 << EVENT_FILE_FL_TRIGGER_COND_BIT),
+ EVENT_FILE_FL_PID_FILTER = (1 << EVENT_FILE_FL_PID_FILTER_BIT),
+ EVENT_FILE_FL_WAS_ENABLED = (1 << EVENT_FILE_FL_WAS_ENABLED_BIT),
++ EVENT_FILE_FL_FREED = (1 << EVENT_FILE_FL_FREED_BIT),
+ };
+
+ struct trace_event_file {
+@@ -647,6 +650,7 @@ struct trace_event_file {
+ * caching and such. Which is mostly OK ;-)
+ */
+ unsigned long flags;
++ atomic_t ref; /* ref count for opened files */
+ atomic_t sm_ref; /* soft-mode reference counter */
+ atomic_t tm_ref; /* trigger-mode reference counter */
+ };
+diff --git a/include/linux/trace_recursion.h b/include/linux/trace_recursion.h
+index fe95f09225266..816d7a0d2aad6 100644
+--- a/include/linux/trace_recursion.h
++++ b/include/linux/trace_recursion.h
+@@ -116,13 +116,9 @@ enum {
+
+ static __always_inline int trace_get_context_bit(void)
+ {
+- unsigned long pc = preempt_count();
++ unsigned char bit = interrupt_context_level();
+
+- if (!(pc & (NMI_MASK | HARDIRQ_MASK | SOFTIRQ_OFFSET)))
+- return TRACE_CTX_NORMAL;
+- else
+- return pc & NMI_MASK ? TRACE_CTX_NMI :
+- pc & HARDIRQ_MASK ? TRACE_CTX_IRQ : TRACE_CTX_SOFTIRQ;
++ return TRACE_CTX_NORMAL - bit;
+ }
+
+ #ifdef CONFIG_FTRACE_RECORD_RECURSION
+diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
+index 20a47eb94b0f3..1e96680f50230 100644
+--- a/include/linux/workqueue.h
++++ b/include/linux/workqueue.h
+@@ -222,18 +222,16 @@ static inline unsigned int work_static(struct work_struct *work) { return 0; }
+ * to generate better code.
+ */
+ #ifdef CONFIG_LOCKDEP
+-#define __INIT_WORK(_work, _func, _onstack) \
++#define __INIT_WORK_KEY(_work, _func, _onstack, _key) \
+ do { \
+- static struct lock_class_key __key; \
+- \
+ __init_work((_work), _onstack); \
+ (_work)->data = (atomic_long_t) WORK_DATA_INIT(); \
+- lockdep_init_map(&(_work)->lockdep_map, "(work_completion)"#_work, &__key, 0); \
++ lockdep_init_map(&(_work)->lockdep_map, "(work_completion)"#_work, (_key), 0); \
+ INIT_LIST_HEAD(&(_work)->entry); \
+ (_work)->func = (_func); \
+ } while (0)
+ #else
+-#define __INIT_WORK(_work, _func, _onstack) \
++#define __INIT_WORK_KEY(_work, _func, _onstack, _key) \
+ do { \
+ __init_work((_work), _onstack); \
+ (_work)->data = (atomic_long_t) WORK_DATA_INIT(); \
+@@ -242,12 +240,22 @@ static inline unsigned int work_static(struct work_struct *work) { return 0; }
+ } while (0)
+ #endif
+
++#define __INIT_WORK(_work, _func, _onstack) \
++ do { \
++ static __maybe_unused struct lock_class_key __key; \
++ \
++ __INIT_WORK_KEY(_work, _func, _onstack, &__key); \
++ } while (0)
++
+ #define INIT_WORK(_work, _func) \
+ __INIT_WORK((_work), (_func), 0)
+
+ #define INIT_WORK_ONSTACK(_work, _func) \
+ __INIT_WORK((_work), (_func), 1)
+
++#define INIT_WORK_ONSTACK_KEY(_work, _func, _key) \
++ __INIT_WORK_KEY((_work), (_func), 1, _key)
++
+ #define __INIT_DELAYED_WORK(_work, _func, _tflags) \
+ do { \
+ INIT_WORK(&(_work)->work, (_func)); \
+@@ -632,8 +640,32 @@ static inline long work_on_cpu_safe(int cpu, long (*fn)(void *), void *arg)
+ return fn(arg);
+ }
+ #else
+-long work_on_cpu(int cpu, long (*fn)(void *), void *arg);
+-long work_on_cpu_safe(int cpu, long (*fn)(void *), void *arg);
++long work_on_cpu_key(int cpu, long (*fn)(void *),
++ void *arg, struct lock_class_key *key);
++/*
++ * A new key is defined for each caller to make sure the work
++ * associated with the function doesn't share its locking class.
++ */
++#define work_on_cpu(_cpu, _fn, _arg) \
++({ \
++ static struct lock_class_key __key; \
++ \
++ work_on_cpu_key(_cpu, _fn, _arg, &__key); \
++})
++
++long work_on_cpu_safe_key(int cpu, long (*fn)(void *),
++ void *arg, struct lock_class_key *key);
++
++/*
++ * A new key is defined for each caller to make sure the work
++ * associated with the function doesn't share its locking class.
++ */
++#define work_on_cpu_safe(_cpu, _fn, _arg) \
++({ \
++ static struct lock_class_key __key; \
++ \
++ work_on_cpu_safe_key(_cpu, _fn, _arg, &__key); \
++})
+ #endif /* CONFIG_SMP */
+
+ #ifdef CONFIG_FREEZER
+diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h
+index 695ed45841f06..d31a18824cd5c 100644
+--- a/include/net/inet_connection_sock.h
++++ b/include/net/inet_connection_sock.h
+@@ -66,7 +66,6 @@ struct inet_connection_sock_af_ops {
+ * @icsk_ulp_ops Pluggable ULP control hook
+ * @icsk_ulp_data ULP private data
+ * @icsk_clean_acked Clean acked data hook
+- * @icsk_listen_portaddr_node hash to the portaddr listener hashtable
+ * @icsk_ca_state: Congestion control state
+ * @icsk_retransmits: Number of unrecovered [RTO] timeouts
+ * @icsk_pending: Scheduled timer event
+@@ -96,7 +95,6 @@ struct inet_connection_sock {
+ const struct tcp_ulp_ops *icsk_ulp_ops;
+ void __rcu *icsk_ulp_data;
+ void (*icsk_clean_acked)(struct sock *sk, u32 acked_seq);
+- struct hlist_node icsk_listen_portaddr_node;
+ unsigned int (*icsk_sync_mss)(struct sock *sk, u32 pmtu);
+ __u8 icsk_ca_state:5,
+ icsk_ca_initialized:1,
+diff --git a/include/net/inet_hashtables.h b/include/net/inet_hashtables.h
+index 53c22b64e9724..a7a8e66a1bad0 100644
+--- a/include/net/inet_hashtables.h
++++ b/include/net/inet_hashtables.h
+@@ -111,11 +111,7 @@ struct inet_bind_hashbucket {
+ #define LISTENING_NULLS_BASE (1U << 29)
+ struct inet_listen_hashbucket {
+ spinlock_t lock;
+- unsigned int count;
+- union {
+- struct hlist_head head;
+- struct hlist_nulls_head nulls_head;
+- };
++ struct hlist_nulls_head nulls_head;
+ };
+
+ /* This is for listening sockets, thus all sockets which possess wildcards. */
+@@ -143,32 +139,8 @@ struct inet_hashinfo {
+ /* The 2nd listener table hashed by local port and address */
+ unsigned int lhash2_mask;
+ struct inet_listen_hashbucket *lhash2;
+-
+- /* All the above members are written once at bootup and
+- * never written again _or_ are predominantly read-access.
+- *
+- * Now align to a new cache line as all the following members
+- * might be often dirty.
+- */
+- /* All sockets in TCP_LISTEN state will be in listening_hash.
+- * This is the only table where wildcard'd TCP sockets can
+- * exist. listening_hash is only hashed by local port number.
+- * If lhash2 is initialized, the same socket will also be hashed
+- * to lhash2 by port and address.
+- */
+- struct inet_listen_hashbucket listening_hash[INET_LHTABLE_SIZE]
+- ____cacheline_aligned_in_smp;
+ };
+
+-#define inet_lhash2_for_each_icsk_continue(__icsk) \
+- hlist_for_each_entry_continue(__icsk, icsk_listen_portaddr_node)
+-
+-#define inet_lhash2_for_each_icsk(__icsk, list) \
+- hlist_for_each_entry(__icsk, list, icsk_listen_portaddr_node)
+-
+-#define inet_lhash2_for_each_icsk_rcu(__icsk, list) \
+- hlist_for_each_entry_rcu(__icsk, list, icsk_listen_portaddr_node)
+-
+ static inline struct inet_listen_hashbucket *
+ inet_lhash2_bucket(struct inet_hashinfo *h, u32 hash)
+ {
+@@ -219,23 +191,11 @@ static inline u32 inet_bhashfn(const struct net *net, const __u16 lport,
+ void inet_bind_hash(struct sock *sk, struct inet_bind_bucket *tb,
+ const unsigned short snum);
+
+-/* These can have wildcards, don't try too hard. */
+-static inline u32 inet_lhashfn(const struct net *net, const unsigned short num)
+-{
+- return (num + net_hash_mix(net)) & (INET_LHTABLE_SIZE - 1);
+-}
+-
+-static inline int inet_sk_listen_hashfn(const struct sock *sk)
+-{
+- return inet_lhashfn(sock_net(sk), inet_sk(sk)->inet_num);
+-}
+-
+ /* Caller must disable local BH processing. */
+ int __inet_inherit_port(const struct sock *sk, struct sock *child);
+
+ void inet_put_port(struct sock *sk);
+
+-void inet_hashinfo_init(struct inet_hashinfo *h);
+ void inet_hashinfo2_init(struct inet_hashinfo *h, const char *name,
+ unsigned long numentries, int scale,
+ unsigned long low_limit,
+diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
+index a0b47f2b896e1..8e9c5bc1a9e69 100644
+--- a/include/net/netfilter/nf_tables.h
++++ b/include/net/netfilter/nf_tables.h
+@@ -144,14 +144,29 @@ static inline void nft_reg_store16(u32 *dreg, u16 val)
+ *(u16 *)dreg = val;
+ }
+
++static inline void nft_reg_store_be16(u32 *dreg, __be16 val)
++{
++ nft_reg_store16(dreg, (__force __u16)val);
++}
++
+ static inline u16 nft_reg_load16(const u32 *sreg)
+ {
+ return *(u16 *)sreg;
+ }
+
+-static inline void nft_reg_store64(u32 *dreg, u64 val)
++static inline __be16 nft_reg_load_be16(const u32 *sreg)
++{
++ return (__force __be16)nft_reg_load16(sreg);
++}
++
++static inline __be32 nft_reg_load_be32(const u32 *sreg)
++{
++ return *(__force __be32 *)sreg;
++}
++
++static inline void nft_reg_store64(u64 *dreg, u64 val)
+ {
+- put_unaligned(val, (u64 *)dreg);
++ put_unaligned(val, dreg);
+ }
+
+ static inline u64 nft_reg_load64(const u32 *sreg)
+diff --git a/include/net/sock.h b/include/net/sock.h
+index 640bd7a367779..e19eebaf59f73 100644
+--- a/include/net/sock.h
++++ b/include/net/sock.h
+@@ -1923,21 +1923,33 @@ static inline void sk_tx_queue_set(struct sock *sk, int tx_queue)
+ /* sk_tx_queue_mapping accept only upto a 16-bit value */
+ if (WARN_ON_ONCE((unsigned short)tx_queue >= USHRT_MAX))
+ return;
+- sk->sk_tx_queue_mapping = tx_queue;
++ /* Paired with READ_ONCE() in sk_tx_queue_get() and
++ * other WRITE_ONCE() because socket lock might be not held.
++ */
++ WRITE_ONCE(sk->sk_tx_queue_mapping, tx_queue);
+ }
+
+ #define NO_QUEUE_MAPPING USHRT_MAX
+
+ static inline void sk_tx_queue_clear(struct sock *sk)
+ {
+- sk->sk_tx_queue_mapping = NO_QUEUE_MAPPING;
++ /* Paired with READ_ONCE() in sk_tx_queue_get() and
++ * other WRITE_ONCE() because socket lock might be not held.
++ */
++ WRITE_ONCE(sk->sk_tx_queue_mapping, NO_QUEUE_MAPPING);
+ }
+
+ static inline int sk_tx_queue_get(const struct sock *sk)
+ {
+- if (sk && sk->sk_tx_queue_mapping != NO_QUEUE_MAPPING)
+- return sk->sk_tx_queue_mapping;
++ if (sk) {
++ /* Paired with WRITE_ONCE() in sk_tx_queue_clear()
++ * and sk_tx_queue_set().
++ */
++ int val = READ_ONCE(sk->sk_tx_queue_mapping);
+
++ if (val != NO_QUEUE_MAPPING)
++ return val;
++ }
+ return -1;
+ }
+
+@@ -2071,7 +2083,7 @@ static inline void __dst_negative_advice(struct sock *sk)
+ if (ndst != dst) {
+ rcu_assign_pointer(sk->sk_dst_cache, ndst);
+ sk_tx_queue_clear(sk);
+- sk->sk_dst_pending_confirm = 0;
++ WRITE_ONCE(sk->sk_dst_pending_confirm, 0);
+ }
+ }
+ }
+@@ -2088,7 +2100,7 @@ __sk_dst_set(struct sock *sk, struct dst_entry *dst)
+ struct dst_entry *old_dst;
+
+ sk_tx_queue_clear(sk);
+- sk->sk_dst_pending_confirm = 0;
++ WRITE_ONCE(sk->sk_dst_pending_confirm, 0);
+ old_dst = rcu_dereference_protected(sk->sk_dst_cache,
+ lockdep_sock_is_held(sk));
+ rcu_assign_pointer(sk->sk_dst_cache, dst);
+@@ -2101,7 +2113,7 @@ sk_dst_set(struct sock *sk, struct dst_entry *dst)
+ struct dst_entry *old_dst;
+
+ sk_tx_queue_clear(sk);
+- sk->sk_dst_pending_confirm = 0;
++ WRITE_ONCE(sk->sk_dst_pending_confirm, 0);
+ old_dst = xchg((__force struct dst_entry **)&sk->sk_dst_cache, dst);
+ dst_release(old_dst);
+ }
+diff --git a/include/sound/soc-card.h b/include/sound/soc-card.h
+index 4f2cc4fb56b7f..9a5429260ece5 100644
+--- a/include/sound/soc-card.h
++++ b/include/sound/soc-card.h
+@@ -40,6 +40,43 @@ int snd_soc_card_add_dai_link(struct snd_soc_card *card,
+ void snd_soc_card_remove_dai_link(struct snd_soc_card *card,
+ struct snd_soc_dai_link *dai_link);
+
++#ifdef CONFIG_PCI
++static inline void snd_soc_card_set_pci_ssid(struct snd_soc_card *card,
++ unsigned short vendor,
++ unsigned short device)
++{
++ card->pci_subsystem_vendor = vendor;
++ card->pci_subsystem_device = device;
++ card->pci_subsystem_set = true;
++}
++
++static inline int snd_soc_card_get_pci_ssid(struct snd_soc_card *card,
++ unsigned short *vendor,
++ unsigned short *device)
++{
++ if (!card->pci_subsystem_set)
++ return -ENOENT;
++
++ *vendor = card->pci_subsystem_vendor;
++ *device = card->pci_subsystem_device;
++
++ return 0;
++}
++#else /* !CONFIG_PCI */
++static inline void snd_soc_card_set_pci_ssid(struct snd_soc_card *card,
++ unsigned short vendor,
++ unsigned short device)
++{
++}
++
++static inline int snd_soc_card_get_pci_ssid(struct snd_soc_card *card,
++ unsigned short *vendor,
++ unsigned short *device)
++{
++ return -ENOENT;
++}
++#endif /* CONFIG_PCI */
++
+ /* device driver data */
+ static inline void snd_soc_card_set_drvdata(struct snd_soc_card *card,
+ void *data)
+diff --git a/include/sound/soc.h b/include/sound/soc.h
+index 5872a8864f3b6..3f0369aae2faf 100644
+--- a/include/sound/soc.h
++++ b/include/sound/soc.h
+@@ -880,6 +880,17 @@ struct snd_soc_card {
+ #ifdef CONFIG_DMI
+ char dmi_longname[80];
+ #endif /* CONFIG_DMI */
++
++#ifdef CONFIG_PCI
++ /*
++ * PCI does not define 0 as invalid, so pci_subsystem_set indicates
++ * whether a value has been written to these fields.
++ */
++ unsigned short pci_subsystem_vendor;
++ unsigned short pci_subsystem_device;
++ bool pci_subsystem_set;
++#endif /* CONFIG_PCI */
++
+ char topology_shortname[32];
+
+ struct device *dev;
+diff --git a/io_uring/io_uring.c b/io_uring/io_uring.c
+index d00bedfdadbbe..e26292d8b8457 100644
+--- a/io_uring/io_uring.c
++++ b/io_uring/io_uring.c
+@@ -10411,7 +10411,7 @@ static int io_uring_show_cred(struct seq_file *m, unsigned int id,
+
+ static void __io_uring_show_fdinfo(struct io_ring_ctx *ctx, struct seq_file *m)
+ {
+- struct io_sq_data *sq = NULL;
++ int sq_pid = -1, sq_cpu = -1;
+ bool has_lock;
+ int i;
+
+@@ -10424,13 +10424,19 @@ static void __io_uring_show_fdinfo(struct io_ring_ctx *ctx, struct seq_file *m)
+ has_lock = mutex_trylock(&ctx->uring_lock);
+
+ if (has_lock && (ctx->flags & IORING_SETUP_SQPOLL)) {
+- sq = ctx->sq_data;
+- if (!sq->thread)
+- sq = NULL;
++ struct io_sq_data *sq = ctx->sq_data;
++
++ if (mutex_trylock(&sq->lock)) {
++ if (sq->thread) {
++ sq_pid = task_pid_nr(sq->thread);
++ sq_cpu = task_cpu(sq->thread);
++ }
++ mutex_unlock(&sq->lock);
++ }
+ }
+
+- seq_printf(m, "SqThread:\t%d\n", sq ? task_pid_nr(sq->thread) : -1);
+- seq_printf(m, "SqThreadCpu:\t%d\n", sq ? task_cpu(sq->thread) : -1);
++ seq_printf(m, "SqThread:\t%d\n", sq_pid);
++ seq_printf(m, "SqThreadCpu:\t%d\n", sq_cpu);
+ seq_printf(m, "UserFiles:\t%u\n", ctx->nr_user_files);
+ for (i = 0; has_lock && i < ctx->nr_user_files; i++) {
+ struct file *f = io_file_from_index(ctx, i);
+diff --git a/kernel/audit_watch.c b/kernel/audit_watch.c
+index 2acf7ca491542..edbeffee64b8e 100644
+--- a/kernel/audit_watch.c
++++ b/kernel/audit_watch.c
+@@ -527,11 +527,18 @@ int audit_exe_compare(struct task_struct *tsk, struct audit_fsnotify_mark *mark)
+ unsigned long ino;
+ dev_t dev;
+
+- exe_file = get_task_exe_file(tsk);
++ /* only do exe filtering if we are recording @current events/records */
++ if (tsk != current)
++ return 0;
++
++ if (!current->mm)
++ return 0;
++ exe_file = get_mm_exe_file(current->mm);
+ if (!exe_file)
+ return 0;
+ ino = file_inode(exe_file)->i_ino;
+ dev = file_inode(exe_file)->i_sb->s_dev;
+ fput(exe_file);
++
+ return audit_mark_compare(mark, ino, dev);
+ }
+diff --git a/kernel/bpf/core.c b/kernel/bpf/core.c
+index f7c27c1cc593b..36c2896ee45f4 100644
+--- a/kernel/bpf/core.c
++++ b/kernel/bpf/core.c
+@@ -605,7 +605,11 @@ static __always_inline int bpf_tree_comp(void *key, struct latch_tree_node *n)
+
+ if (val < ksym->start)
+ return -1;
+- if (val >= ksym->end)
++ /* Ensure that we detect return addresses as part of the program, when
++ * the final instruction is a call for a program part of the stack
++ * trace. Therefore, do val > ksym->end instead of val >= ksym->end.
++ */
++ if (val > ksym->end)
+ return 1;
+
+ return 0;
+diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
+index a4be7c1c11aaf..5d8f352faebda 100644
+--- a/kernel/bpf/verifier.c
++++ b/kernel/bpf/verifier.c
+@@ -2189,7 +2189,12 @@ static int backtrack_insn(struct bpf_verifier_env *env, int idx,
+ if (class == BPF_ALU || class == BPF_ALU64) {
+ if (!(*reg_mask & dreg))
+ return 0;
+- if (opcode == BPF_MOV) {
++ if (opcode == BPF_END || opcode == BPF_NEG) {
++ /* sreg is reserved and unused
++ * dreg still need precision before this insn
++ */
++ return 0;
++ } else if (opcode == BPF_MOV) {
+ if (BPF_SRC(insn->code) == BPF_X) {
+ /* dreg = sreg
+ * dreg needs precision after this insn
+@@ -2885,7 +2890,7 @@ static int check_stack_write_fixed_off(struct bpf_verifier_env *env,
+ insn->imm != 0 && env->bpf_capable) {
+ struct bpf_reg_state fake_reg = {};
+
+- __mark_reg_known(&fake_reg, (u32)insn->imm);
++ __mark_reg_known(&fake_reg, insn->imm);
+ fake_reg.type = SCALAR_VALUE;
+ save_register_state(state, spi, &fake_reg, size);
+ } else if (reg && is_spillable_regtype(reg->type)) {
+diff --git a/kernel/debug/debug_core.c b/kernel/debug/debug_core.c
+index 7beceb447211d..f40ca4f09afce 100644
+--- a/kernel/debug/debug_core.c
++++ b/kernel/debug/debug_core.c
+@@ -1018,6 +1018,9 @@ void kgdb_panic(const char *msg)
+ if (panic_timeout)
+ return;
+
++ debug_locks_off();
++ console_flush_on_panic(CONSOLE_FLUSH_PENDING);
++
+ if (dbg_kdb_mode)
+ kdb_printf("PANIC: %s\n", msg);
+
+diff --git a/kernel/events/internal.h b/kernel/events/internal.h
+index aa23ffdaf819f..5150d5f84c033 100644
+--- a/kernel/events/internal.h
++++ b/kernel/events/internal.h
+@@ -210,12 +210,7 @@ DEFINE_OUTPUT_COPY(__output_copy_user, arch_perf_out_copy_user)
+
+ static inline int get_recursion_context(int *recursion)
+ {
+- unsigned int pc = preempt_count();
+- unsigned char rctx = 0;
+-
+- rctx += !!(pc & (NMI_MASK));
+- rctx += !!(pc & (NMI_MASK | HARDIRQ_MASK));
+- rctx += !!(pc & (NMI_MASK | HARDIRQ_MASK | SOFTIRQ_OFFSET));
++ unsigned char rctx = interrupt_context_level();
+
+ if (recursion[rctx])
+ return -1;
+diff --git a/kernel/events/ring_buffer.c b/kernel/events/ring_buffer.c
+index f40da32f5e753..6808873555f0d 100644
+--- a/kernel/events/ring_buffer.c
++++ b/kernel/events/ring_buffer.c
+@@ -696,6 +696,12 @@ int rb_alloc_aux(struct perf_buffer *rb, struct perf_event *event,
+ watermark = 0;
+ }
+
++ /*
++ * kcalloc_node() is unable to allocate buffer if the size is larger
++ * than: PAGE_SIZE << MAX_ORDER; directly bail out in this case.
++ */
++ if (get_order((unsigned long)nr_pages * sizeof(void *)) > MAX_ORDER)
++ return -ENOMEM;
+ rb->aux_pages = kcalloc_node(nr_pages, sizeof(void *), GFP_KERNEL,
+ node);
+ if (!rb->aux_pages)
+diff --git a/kernel/irq/generic-chip.c b/kernel/irq/generic-chip.c
+index cc7cdd26e23e6..e7b8168e8513e 100644
+--- a/kernel/irq/generic-chip.c
++++ b/kernel/irq/generic-chip.c
+@@ -541,21 +541,34 @@ EXPORT_SYMBOL_GPL(irq_setup_alt_chip);
+ void irq_remove_generic_chip(struct irq_chip_generic *gc, u32 msk,
+ unsigned int clr, unsigned int set)
+ {
+- unsigned int i = gc->irq_base;
++ unsigned int i, virq;
+
+ raw_spin_lock(&gc_lock);
+ list_del(&gc->list);
+ raw_spin_unlock(&gc_lock);
+
+- for (; msk; msk >>= 1, i++) {
++ for (i = 0; msk; msk >>= 1, i++) {
+ if (!(msk & 0x01))
+ continue;
+
++ /*
++ * Interrupt domain based chips store the base hardware
++ * interrupt number in gc::irq_base. Otherwise gc::irq_base
++ * contains the base Linux interrupt number.
++ */
++ if (gc->domain) {
++ virq = irq_find_mapping(gc->domain, gc->irq_base + i);
++ if (!virq)
++ continue;
++ } else {
++ virq = gc->irq_base + i;
++ }
++
+ /* Remove handler first. That will mask the irq line */
+- irq_set_handler(i, NULL);
+- irq_set_chip(i, &no_irq_chip);
+- irq_set_chip_data(i, NULL);
+- irq_modify_status(i, clr, set);
++ irq_set_handler(virq, NULL);
++ irq_set_chip(virq, &no_irq_chip);
++ irq_set_chip_data(virq, NULL);
++ irq_modify_status(virq, clr, set);
+ }
+ }
+ EXPORT_SYMBOL_GPL(irq_remove_generic_chip);
+diff --git a/kernel/kexec.c b/kernel/kexec.c
+index cb8e6e6f983c7..5ff1dcc4acb78 100644
+--- a/kernel/kexec.c
++++ b/kernel/kexec.c
+@@ -240,7 +240,7 @@ SYSCALL_DEFINE4(kexec_load, unsigned long, entry, unsigned long, nr_segments,
+ ((flags & KEXEC_ARCH_MASK) != KEXEC_ARCH_DEFAULT))
+ return -EINVAL;
+
+- ksegments = memdup_user(segments, nr_segments * sizeof(ksegments[0]));
++ ksegments = memdup_array_user(segments, nr_segments, sizeof(ksegments[0]));
+ if (IS_ERR(ksegments))
+ return PTR_ERR(ksegments);
+
+diff --git a/kernel/locking/test-ww_mutex.c b/kernel/locking/test-ww_mutex.c
+index 3e82f449b4ff7..da36997d8742c 100644
+--- a/kernel/locking/test-ww_mutex.c
++++ b/kernel/locking/test-ww_mutex.c
+@@ -426,7 +426,6 @@ retry:
+ } while (!time_after(jiffies, stress->timeout));
+
+ kfree(order);
+- kfree(stress);
+ }
+
+ struct reorder_lock {
+@@ -491,7 +490,6 @@ out:
+ list_for_each_entry_safe(ll, ln, &locks, link)
+ kfree(ll);
+ kfree(order);
+- kfree(stress);
+ }
+
+ static void stress_one_work(struct work_struct *work)
+@@ -512,8 +510,6 @@ static void stress_one_work(struct work_struct *work)
+ break;
+ }
+ } while (!time_after(jiffies, stress->timeout));
+-
+- kfree(stress);
+ }
+
+ #define STRESS_INORDER BIT(0)
+@@ -524,15 +520,24 @@ static void stress_one_work(struct work_struct *work)
+ static int stress(int nlocks, int nthreads, unsigned int flags)
+ {
+ struct ww_mutex *locks;
+- int n;
++ struct stress *stress_array;
++ int n, count;
+
+ locks = kmalloc_array(nlocks, sizeof(*locks), GFP_KERNEL);
+ if (!locks)
+ return -ENOMEM;
+
++ stress_array = kmalloc_array(nthreads, sizeof(*stress_array),
++ GFP_KERNEL);
++ if (!stress_array) {
++ kfree(locks);
++ return -ENOMEM;
++ }
++
+ for (n = 0; n < nlocks; n++)
+ ww_mutex_init(&locks[n], &ww_class);
+
++ count = 0;
+ for (n = 0; nthreads; n++) {
+ struct stress *stress;
+ void (*fn)(struct work_struct *work);
+@@ -556,9 +561,7 @@ static int stress(int nlocks, int nthreads, unsigned int flags)
+ if (!fn)
+ continue;
+
+- stress = kmalloc(sizeof(*stress), GFP_KERNEL);
+- if (!stress)
+- break;
++ stress = &stress_array[count++];
+
+ INIT_WORK(&stress->work, fn);
+ stress->locks = locks;
+@@ -573,6 +576,7 @@ static int stress(int nlocks, int nthreads, unsigned int flags)
+
+ for (n = 0; n < nlocks; n++)
+ ww_mutex_destroy(&locks[n]);
++ kfree(stress_array);
+ kfree(locks);
+
+ return 0;
+diff --git a/kernel/padata.c b/kernel/padata.c
+index c6025a48fb49e..47f146f061fb1 100644
+--- a/kernel/padata.c
++++ b/kernel/padata.c
+@@ -194,7 +194,7 @@ int padata_do_parallel(struct padata_shell *ps,
+ *cb_cpu = cpu;
+ }
+
+- err = -EBUSY;
++ err = -EBUSY;
+ if ((pinst->flags & PADATA_RESET))
+ goto out;
+
+diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
+index 475d630e650f1..2b063e0a15c61 100644
+--- a/kernel/power/snapshot.c
++++ b/kernel/power/snapshot.c
+@@ -2414,8 +2414,9 @@ static void *get_highmem_page_buffer(struct page *page,
+ pbe->copy_page = tmp;
+ } else {
+ /* Copy of the page will be stored in normal memory */
+- kaddr = safe_pages_list;
+- safe_pages_list = safe_pages_list->next;
++ kaddr = __get_safe_page(ca->gfp_mask);
++ if (!kaddr)
++ return ERR_PTR(-ENOMEM);
+ pbe->copy_page = virt_to_page(kaddr);
+ }
+ pbe->next = highmem_pblist;
+@@ -2595,8 +2596,9 @@ static void *get_buffer(struct memory_bitmap *bm, struct chain_allocator *ca)
+ return ERR_PTR(-ENOMEM);
+ }
+ pbe->orig_address = page_address(page);
+- pbe->address = safe_pages_list;
+- safe_pages_list = safe_pages_list->next;
++ pbe->address = __get_safe_page(ca->gfp_mask);
++ if (!pbe->address)
++ return ERR_PTR(-ENOMEM);
+ pbe->next = restore_pblist;
+ restore_pblist = pbe;
+ return pbe->address;
+@@ -2627,8 +2629,6 @@ int snapshot_write_next(struct snapshot_handle *handle)
+ if (handle->cur > 1 && handle->cur > nr_meta_pages + nr_copy_pages)
+ return 0;
+
+- handle->sync_read = 1;
+-
+ if (!handle->cur) {
+ if (!buffer)
+ /* This makes the buffer be freed by swsusp_free() */
+@@ -2664,7 +2664,6 @@ int snapshot_write_next(struct snapshot_handle *handle)
+ memory_bm_position_reset(&orig_bm);
+ restore_pblist = NULL;
+ handle->buffer = get_buffer(&orig_bm, &ca);
+- handle->sync_read = 0;
+ if (IS_ERR(handle->buffer))
+ return PTR_ERR(handle->buffer);
+ }
+@@ -2674,9 +2673,8 @@ int snapshot_write_next(struct snapshot_handle *handle)
+ handle->buffer = get_buffer(&orig_bm, &ca);
+ if (IS_ERR(handle->buffer))
+ return PTR_ERR(handle->buffer);
+- if (handle->buffer != buffer)
+- handle->sync_read = 0;
+ }
++ handle->sync_read = (handle->buffer == buffer);
+ handle->cur++;
+ return PAGE_SIZE;
+ }
+diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
+index df016f6d0662c..66c1ca01dd0e9 100644
+--- a/kernel/rcu/tree.c
++++ b/kernel/rcu/tree.c
+@@ -31,6 +31,7 @@
+ #include <linux/bitops.h>
+ #include <linux/export.h>
+ #include <linux/completion.h>
++#include <linux/kmemleak.h>
+ #include <linux/moduleparam.h>
+ #include <linux/panic.h>
+ #include <linux/panic_notifier.h>
+@@ -1906,10 +1907,22 @@ static bool rcu_gp_fqs_check_wake(int *gfp)
+ */
+ static void rcu_gp_fqs(bool first_time)
+ {
++ int nr_fqs = READ_ONCE(rcu_state.nr_fqs_jiffies_stall);
+ struct rcu_node *rnp = rcu_get_root();
+
+ WRITE_ONCE(rcu_state.gp_activity, jiffies);
+ WRITE_ONCE(rcu_state.n_force_qs, rcu_state.n_force_qs + 1);
++
++ WARN_ON_ONCE(nr_fqs > 3);
++ /* Only countdown nr_fqs for stall purposes if jiffies moves. */
++ if (nr_fqs) {
++ if (nr_fqs == 1) {
++ WRITE_ONCE(rcu_state.jiffies_stall,
++ jiffies + rcu_jiffies_till_stall_check());
++ }
++ WRITE_ONCE(rcu_state.nr_fqs_jiffies_stall, --nr_fqs);
++ }
++
+ if (first_time) {
+ /* Collect dyntick-idle snapshots. */
+ force_qs_rnp(dyntick_save_progress_counter);
+@@ -3597,6 +3610,14 @@ void kvfree_call_rcu(struct rcu_head *head, rcu_callback_t func)
+
+ WRITE_ONCE(krcp->count, krcp->count + 1);
+
++ /*
++ * The kvfree_rcu() caller considers the pointer freed at this point
++ * and likely removes any references to it. Since the actual slab
++ * freeing (and kmemleak_free()) is deferred, tell kmemleak to ignore
++ * this object (no scanning or false positives reporting).
++ */
++ kmemleak_ignore(ptr);
++
+ // Set timer to drain after KFREE_DRAIN_JIFFIES.
+ if (rcu_scheduler_active == RCU_SCHEDULER_RUNNING &&
+ !krcp->monitor_todo) {
+diff --git a/kernel/rcu/tree.h b/kernel/rcu/tree.h
+index 305cf6aeb4086..2da96d8b894ae 100644
+--- a/kernel/rcu/tree.h
++++ b/kernel/rcu/tree.h
+@@ -351,6 +351,10 @@ struct rcu_state {
+ /* in jiffies. */
+ unsigned long jiffies_stall; /* Time at which to check */
+ /* for CPU stalls. */
++ int nr_fqs_jiffies_stall; /* Number of fqs loops after
++ * which read jiffies and set
++ * jiffies_stall. Stall
++ * warnings disabled if !0. */
+ unsigned long jiffies_resched; /* Time at which to resched */
+ /* a reluctant CPU. */
+ unsigned long n_force_qs_gpstart; /* Snapshot of n_force_qs at */
+diff --git a/kernel/rcu/tree_stall.h b/kernel/rcu/tree_stall.h
+index 677ee3d8671bf..6c1234fd927cb 100644
+--- a/kernel/rcu/tree_stall.h
++++ b/kernel/rcu/tree_stall.h
+@@ -121,12 +121,17 @@ static void panic_on_rcu_stall(void)
+ /**
+ * rcu_cpu_stall_reset - restart stall-warning timeout for current grace period
+ *
++ * To perform the reset request from the caller, disable stall detection until
++ * 3 fqs loops have passed. This is required to ensure a fresh jiffies is
++ * loaded. It should be safe to do from the fqs loop as enough timer
++ * interrupts and context switches should have passed.
++ *
+ * The caller must disable hard irqs.
+ */
+ void rcu_cpu_stall_reset(void)
+ {
+- WRITE_ONCE(rcu_state.jiffies_stall,
+- jiffies + rcu_jiffies_till_stall_check());
++ WRITE_ONCE(rcu_state.nr_fqs_jiffies_stall, 3);
++ WRITE_ONCE(rcu_state.jiffies_stall, ULONG_MAX);
+ }
+
+ //////////////////////////////////////////////////////////////////////////////
+@@ -142,6 +147,7 @@ static void record_gp_stall_check_time(void)
+ WRITE_ONCE(rcu_state.gp_start, j);
+ j1 = rcu_jiffies_till_stall_check();
+ smp_mb(); // ->gp_start before ->jiffies_stall and caller's ->gp_seq.
++ WRITE_ONCE(rcu_state.nr_fqs_jiffies_stall, 0);
+ WRITE_ONCE(rcu_state.jiffies_stall, j + j1);
+ rcu_state.jiffies_resched = j + j1 / 2;
+ rcu_state.n_force_qs_gpstart = READ_ONCE(rcu_state.n_force_qs);
+@@ -662,6 +668,16 @@ static void check_cpu_stall(struct rcu_data *rdp)
+ !rcu_gp_in_progress())
+ return;
+ rcu_stall_kick_kthreads();
++
++ /*
++ * Check if it was requested (via rcu_cpu_stall_reset()) that the FQS
++ * loop has to set jiffies to ensure a non-stale jiffies value. This
++ * is required to have good jiffies value after coming out of long
++ * breaks of jiffies updates. Not doing so can cause false positives.
++ */
++ if (READ_ONCE(rcu_state.nr_fqs_jiffies_stall) > 0)
++ return;
++
+ j = jiffies;
+
+ /*
+diff --git a/kernel/reboot.c b/kernel/reboot.c
+index f7440c0c7e434..c0271417dbed5 100644
+--- a/kernel/reboot.c
++++ b/kernel/reboot.c
+@@ -65,6 +65,7 @@ EXPORT_SYMBOL_GPL(pm_power_off_prepare);
+ void emergency_restart(void)
+ {
+ kmsg_dump(KMSG_DUMP_EMERG);
++ system_state = SYSTEM_RESTART;
+ machine_emergency_restart();
+ }
+ EXPORT_SYMBOL_GPL(emergency_restart);
+diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
+index e5dc7b5a261c6..a930a9d7d834d 100644
+--- a/kernel/trace/ring_buffer.c
++++ b/kernel/trace/ring_buffer.c
+@@ -3249,14 +3249,9 @@ static __always_inline int
+ trace_recursive_lock(struct ring_buffer_per_cpu *cpu_buffer)
+ {
+ unsigned int val = cpu_buffer->current_context;
+- unsigned long pc = preempt_count();
+- int bit;
++ int bit = interrupt_context_level();
+
+- if (!(pc & (NMI_MASK | HARDIRQ_MASK | SOFTIRQ_OFFSET)))
+- bit = RB_CTX_NORMAL;
+- else
+- bit = pc & NMI_MASK ? RB_CTX_NMI :
+- pc & HARDIRQ_MASK ? RB_CTX_IRQ : RB_CTX_SOFTIRQ;
++ bit = RB_CTX_NORMAL - bit;
+
+ if (unlikely(val & (1 << (bit + cpu_buffer->nest)))) {
+ /*
+diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
+index 7453840c77be2..c35c805e4ab15 100644
+--- a/kernel/trace/trace.c
++++ b/kernel/trace/trace.c
+@@ -4900,6 +4900,20 @@ int tracing_open_file_tr(struct inode *inode, struct file *filp)
+ if (ret)
+ return ret;
+
++ mutex_lock(&event_mutex);
++
++ /* Fail if the file is marked for removal */
++ if (file->flags & EVENT_FILE_FL_FREED) {
++ trace_array_put(file->tr);
++ ret = -ENODEV;
++ } else {
++ event_file_get(file);
++ }
++
++ mutex_unlock(&event_mutex);
++ if (ret)
++ return ret;
++
+ filp->private_data = inode->i_private;
+
+ return 0;
+@@ -4910,6 +4924,7 @@ int tracing_release_file_tr(struct inode *inode, struct file *filp)
+ struct trace_event_file *file = inode->i_private;
+
+ trace_array_put(file->tr);
++ event_file_put(file);
+
+ return 0;
+ }
+diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
+index a4a90bd3373be..c6eb116dc279d 100644
+--- a/kernel/trace/trace.h
++++ b/kernel/trace/trace.h
+@@ -1620,6 +1620,9 @@ extern int register_event_command(struct event_command *cmd);
+ extern int unregister_event_command(struct event_command *cmd);
+ extern int register_trigger_hist_enable_disable_cmds(void);
+
++extern void event_file_get(struct trace_event_file *file);
++extern void event_file_put(struct trace_event_file *file);
++
+ /**
+ * struct event_trigger_ops - callbacks for trace event triggers
+ *
+diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
+index f8af4a15c3a88..0a7348b90ba50 100644
+--- a/kernel/trace/trace_events.c
++++ b/kernel/trace/trace_events.c
+@@ -969,26 +969,38 @@ static void remove_subsystem(struct trace_subsystem_dir *dir)
+ }
+ }
+
+-static void remove_event_file_dir(struct trace_event_file *file)
++void event_file_get(struct trace_event_file *file)
+ {
+- struct dentry *dir = file->dir;
+- struct dentry *child;
++ atomic_inc(&file->ref);
++}
+
+- if (dir) {
+- spin_lock(&dir->d_lock); /* probably unneeded */
+- list_for_each_entry(child, &dir->d_subdirs, d_child) {
+- if (d_really_is_positive(child)) /* probably unneeded */
+- d_inode(child)->i_private = NULL;
+- }
+- spin_unlock(&dir->d_lock);
++void event_file_put(struct trace_event_file *file)
++{
++ if (WARN_ON_ONCE(!atomic_read(&file->ref))) {
++ if (file->flags & EVENT_FILE_FL_FREED)
++ kmem_cache_free(file_cachep, file);
++ return;
++ }
+
+- tracefs_remove(dir);
++ if (atomic_dec_and_test(&file->ref)) {
++ /* Count should only go to zero when it is freed */
++ if (WARN_ON_ONCE(!(file->flags & EVENT_FILE_FL_FREED)))
++ return;
++ kmem_cache_free(file_cachep, file);
+ }
++}
++
++static void remove_event_file_dir(struct trace_event_file *file)
++{
++ struct dentry *dir = file->dir;
++
++ tracefs_remove(dir);
+
+ list_del(&file->list);
+ remove_subsystem(file->system);
+ free_event_filter(file->filter);
+- kmem_cache_free(file_cachep, file);
++ file->flags |= EVENT_FILE_FL_FREED;
++ event_file_put(file);
+ }
+
+ /*
+@@ -1361,7 +1373,7 @@ event_enable_read(struct file *filp, char __user *ubuf, size_t cnt,
+ flags = file->flags;
+ mutex_unlock(&event_mutex);
+
+- if (!file)
++ if (!file || flags & EVENT_FILE_FL_FREED)
+ return -ENODEV;
+
+ if (flags & EVENT_FILE_FL_ENABLED &&
+@@ -1399,7 +1411,7 @@ event_enable_write(struct file *filp, const char __user *ubuf, size_t cnt,
+ ret = -ENODEV;
+ mutex_lock(&event_mutex);
+ file = event_file_data(filp);
+- if (likely(file))
++ if (likely(file && !(file->flags & EVENT_FILE_FL_FREED)))
+ ret = ftrace_event_enable_disable(file, val);
+ mutex_unlock(&event_mutex);
+ break;
+@@ -1668,7 +1680,7 @@ event_filter_read(struct file *filp, char __user *ubuf, size_t cnt,
+
+ mutex_lock(&event_mutex);
+ file = event_file_data(filp);
+- if (file)
++ if (file && !(file->flags & EVENT_FILE_FL_FREED))
+ print_event_filter(file, s);
+ mutex_unlock(&event_mutex);
+
+@@ -2784,6 +2796,7 @@ trace_create_new_event(struct trace_event_call *call,
+ atomic_set(&file->tm_ref, 0);
+ INIT_LIST_HEAD(&file->triggers);
+ list_add(&file->list, &tr->events);
++ event_file_get(file);
+
+ return file;
+ }
+diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c
+index 06d6318ee5377..60c34fc44a638 100644
+--- a/kernel/trace/trace_events_filter.c
++++ b/kernel/trace/trace_events_filter.c
+@@ -1872,6 +1872,9 @@ int apply_event_filter(struct trace_event_file *file, char *filter_string)
+ struct event_filter *filter = NULL;
+ int err;
+
++ if (file->flags & EVENT_FILE_FL_FREED)
++ return -ENODEV;
++
+ if (!strcmp(strstrip(filter_string), "0")) {
+ filter_disable(file);
+ filter = event_filter(file);
+diff --git a/kernel/trace/trace_events_synth.c b/kernel/trace/trace_events_synth.c
+index 1e02bb431dcb5..43da364737a04 100644
+--- a/kernel/trace/trace_events_synth.c
++++ b/kernel/trace/trace_events_synth.c
+@@ -454,7 +454,7 @@ static unsigned int trace_string(struct synth_trace_event *entry,
+
+ #ifdef CONFIG_ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE
+ if ((unsigned long)str_val < TASK_SIZE)
+- ret = strncpy_from_user_nofault(str_field, str_val, STR_VAR_LEN_MAX);
++ ret = strncpy_from_user_nofault(str_field, (const void __user *)str_val, STR_VAR_LEN_MAX);
+ else
+ #endif
+ ret = strncpy_from_kernel_nofault(str_field, str_val, STR_VAR_LEN_MAX);
+diff --git a/kernel/watch_queue.c b/kernel/watch_queue.c
+index 54cbaa9711398..ae31bf8d2feb1 100644
+--- a/kernel/watch_queue.c
++++ b/kernel/watch_queue.c
+@@ -338,7 +338,7 @@ long watch_queue_set_filter(struct pipe_inode_info *pipe,
+ filter.__reserved != 0)
+ return -EINVAL;
+
+- tf = memdup_user(_filter->filters, filter.nr_filters * sizeof(*tf));
++ tf = memdup_array_user(_filter->filters, filter.nr_filters, sizeof(*tf));
+ if (IS_ERR(tf))
+ return PTR_ERR(tf);
+
+diff --git a/kernel/watchdog.c b/kernel/watchdog.c
+index 1cfa269bd4488..271a015d2b857 100644
+--- a/kernel/watchdog.c
++++ b/kernel/watchdog.c
+@@ -183,6 +183,13 @@ static DEFINE_PER_CPU(unsigned long, hrtimer_interrupts);
+ static DEFINE_PER_CPU(unsigned long, hrtimer_interrupts_saved);
+ static unsigned long soft_lockup_nmi_warn;
+
++static int __init softlockup_panic_setup(char *str)
++{
++ softlockup_panic = simple_strtoul(str, NULL, 0);
++ return 1;
++}
++__setup("softlockup_panic=", softlockup_panic_setup);
++
+ static int __init nowatchdog_setup(char *str)
+ {
+ watchdog_user_enabled = 0;
+diff --git a/kernel/workqueue.c b/kernel/workqueue.c
+index 19868cf588779..962ee27ec7d70 100644
+--- a/kernel/workqueue.c
++++ b/kernel/workqueue.c
+@@ -5209,50 +5209,54 @@ static void work_for_cpu_fn(struct work_struct *work)
+ }
+
+ /**
+- * work_on_cpu - run a function in thread context on a particular cpu
++ * work_on_cpu_key - run a function in thread context on a particular cpu
+ * @cpu: the cpu to run on
+ * @fn: the function to run
+ * @arg: the function arg
++ * @key: The lock class key for lock debugging purposes
+ *
+ * It is up to the caller to ensure that the cpu doesn't go offline.
+ * The caller must not hold any locks which would prevent @fn from completing.
+ *
+ * Return: The value @fn returns.
+ */
+-long work_on_cpu(int cpu, long (*fn)(void *), void *arg)
++long work_on_cpu_key(int cpu, long (*fn)(void *),
++ void *arg, struct lock_class_key *key)
+ {
+ struct work_for_cpu wfc = { .fn = fn, .arg = arg };
+
+- INIT_WORK_ONSTACK(&wfc.work, work_for_cpu_fn);
++ INIT_WORK_ONSTACK_KEY(&wfc.work, work_for_cpu_fn, key);
+ schedule_work_on(cpu, &wfc.work);
+ flush_work(&wfc.work);
+ destroy_work_on_stack(&wfc.work);
+ return wfc.ret;
+ }
+-EXPORT_SYMBOL_GPL(work_on_cpu);
++EXPORT_SYMBOL_GPL(work_on_cpu_key);
+
+ /**
+- * work_on_cpu_safe - run a function in thread context on a particular cpu
++ * work_on_cpu_safe_key - run a function in thread context on a particular cpu
+ * @cpu: the cpu to run on
+ * @fn: the function to run
+ * @arg: the function argument
++ * @key: The lock class key for lock debugging purposes
+ *
+ * Disables CPU hotplug and calls work_on_cpu(). The caller must not hold
+ * any locks which would prevent @fn from completing.
+ *
+ * Return: The value @fn returns.
+ */
+-long work_on_cpu_safe(int cpu, long (*fn)(void *), void *arg)
++long work_on_cpu_safe_key(int cpu, long (*fn)(void *),
++ void *arg, struct lock_class_key *key)
+ {
+ long ret = -ENODEV;
+
+ cpus_read_lock();
+ if (cpu_online(cpu))
+- ret = work_on_cpu(cpu, fn, arg);
++ ret = work_on_cpu_key(cpu, fn, arg, key);
+ cpus_read_unlock();
+ return ret;
+ }
+-EXPORT_SYMBOL_GPL(work_on_cpu_safe);
++EXPORT_SYMBOL_GPL(work_on_cpu_safe_key);
+ #endif /* CONFIG_SMP */
+
+ #ifdef CONFIG_FREEZER
+diff --git a/mm/cma.c b/mm/cma.c
+index a972c3440c404..26967c70e9c73 100644
+--- a/mm/cma.c
++++ b/mm/cma.c
+@@ -503,7 +503,7 @@ struct page *cma_alloc(struct cma *cma, unsigned long count,
+ */
+ if (page) {
+ for (i = 0; i < count; i++)
+- page_kasan_tag_reset(page + i);
++ page_kasan_tag_reset(nth_page(page, i));
+ }
+
+ if (ret && !no_warn) {
+diff --git a/mm/memcontrol.c b/mm/memcontrol.c
+index b68b2fe639fdd..6f969ba0d6888 100644
+--- a/mm/memcontrol.c
++++ b/mm/memcontrol.c
+@@ -2822,7 +2822,8 @@ retry:
+ * Moreover, it should not come from DMA buffer and is not readily
+ * reclaimable. So those GFP bits should be masked off.
+ */
+-#define OBJCGS_CLEAR_MASK (__GFP_DMA | __GFP_RECLAIMABLE | __GFP_ACCOUNT)
++#define OBJCGS_CLEAR_MASK (__GFP_DMA | __GFP_RECLAIMABLE | \
++ __GFP_ACCOUNT | __GFP_NOFAIL)
+
+ int memcg_alloc_page_obj_cgroups(struct page *page, struct kmem_cache *s,
+ gfp_t gfp, bool new_page)
+diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
+index 81f2a97c886c9..bf611c55fc66b 100644
+--- a/mm/memory_hotplug.c
++++ b/mm/memory_hotplug.c
+@@ -1677,7 +1677,7 @@ static int scan_movable_pages(unsigned long start, unsigned long end,
+ */
+ if (HPageMigratable(head))
+ goto found;
+- skip = compound_nr(head) - (page - head);
++ skip = compound_nr(head) - (pfn - page_to_pfn(head));
+ pfn += skip - 1;
+ }
+ return -ENOENT;
+diff --git a/net/9p/client.c b/net/9p/client.c
+index 9fdcaa956c008..ead458486fdcf 100644
+--- a/net/9p/client.c
++++ b/net/9p/client.c
+@@ -2020,7 +2020,7 @@ struct p9_fid *p9_client_xattrwalk(struct p9_fid *file_fid,
+ goto error;
+ }
+ p9_debug(P9_DEBUG_9P,
+- ">>> TXATTRWALK file_fid %d, attr_fid %d name %s\n",
++ ">>> TXATTRWALK file_fid %d, attr_fid %d name '%s'\n",
+ file_fid->fid, attr_fid->fid, attr_name);
+
+ req = p9_client_rpc(clnt, P9_TXATTRWALK, "dds",
+diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c
+index f359cfdc1858f..b44b77d3b35d1 100644
+--- a/net/9p/trans_fd.c
++++ b/net/9p/trans_fd.c
+@@ -835,14 +835,21 @@ static int p9_fd_open(struct p9_client *client, int rfd, int wfd)
+ goto out_free_ts;
+ if (!(ts->rd->f_mode & FMODE_READ))
+ goto out_put_rd;
+- /* prevent workers from hanging on IO when fd is a pipe */
+- ts->rd->f_flags |= O_NONBLOCK;
++ /* Prevent workers from hanging on IO when fd is a pipe.
++ * It's technically possible for userspace or concurrent mounts to
++ * modify this flag concurrently, which will likely result in a
++ * broken filesystem. However, just having bad flags here should
++ * not crash the kernel or cause any other sort of bug, so mark this
++ * particular data race as intentional so that tooling (like KCSAN)
++ * can allow it and detect further problems.
++ */
++ data_race(ts->rd->f_flags |= O_NONBLOCK);
+ ts->wr = fget(wfd);
+ if (!ts->wr)
+ goto out_put_rd;
+ if (!(ts->wr->f_mode & FMODE_WRITE))
+ goto out_put_wr;
+- ts->wr->f_flags |= O_NONBLOCK;
++ data_race(ts->wr->f_flags |= O_NONBLOCK);
+
+ client->trans = ts;
+ client->status = Connected;
+diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
+index 5f1e388c2b951..ce538dbe89d13 100644
+--- a/net/bluetooth/hci_conn.c
++++ b/net/bluetooth/hci_conn.c
+@@ -135,13 +135,11 @@ static void hci_conn_cleanup(struct hci_conn *conn)
+ hdev->notify(hdev, HCI_NOTIFY_CONN_DEL);
+ }
+
+- hci_conn_del_sysfs(conn);
+-
+ debugfs_remove_recursive(conn->debugfs);
+
+- hci_dev_put(hdev);
++ hci_conn_del_sysfs(conn);
+
+- hci_conn_put(conn);
++ hci_dev_put(hdev);
+ }
+
+ static void le_scan_cleanup(struct work_struct *work)
+diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
+index 08542dfc2dc53..633b82d542728 100644
+--- a/net/bluetooth/hci_sysfs.c
++++ b/net/bluetooth/hci_sysfs.c
+@@ -33,7 +33,7 @@ void hci_conn_init_sysfs(struct hci_conn *conn)
+ {
+ struct hci_dev *hdev = conn->hdev;
+
+- BT_DBG("conn %p", conn);
++ bt_dev_dbg(hdev, "conn %p", conn);
+
+ conn->dev.type = &bt_link;
+ conn->dev.class = bt_class;
+@@ -46,27 +46,30 @@ void hci_conn_add_sysfs(struct hci_conn *conn)
+ {
+ struct hci_dev *hdev = conn->hdev;
+
+- BT_DBG("conn %p", conn);
++ bt_dev_dbg(hdev, "conn %p", conn);
+
+ if (device_is_registered(&conn->dev))
+ return;
+
+ dev_set_name(&conn->dev, "%s:%d", hdev->name, conn->handle);
+
+- if (device_add(&conn->dev) < 0) {
++ if (device_add(&conn->dev) < 0)
+ bt_dev_err(hdev, "failed to register connection device");
+- return;
+- }
+-
+- hci_dev_hold(hdev);
+ }
+
+ void hci_conn_del_sysfs(struct hci_conn *conn)
+ {
+ struct hci_dev *hdev = conn->hdev;
+
+- if (!device_is_registered(&conn->dev))
++ bt_dev_dbg(hdev, "conn %p", conn);
++
++ if (!device_is_registered(&conn->dev)) {
++ /* If device_add() has *not* succeeded, use *only* put_device()
++ * to drop the reference count.
++ */
++ put_device(&conn->dev);
+ return;
++ }
+
+ while (1) {
+ struct device *dev;
+@@ -78,9 +81,7 @@ void hci_conn_del_sysfs(struct hci_conn *conn)
+ put_device(dev);
+ }
+
+- device_del(&conn->dev);
+-
+- hci_dev_put(hdev);
++ device_unregister(&conn->dev);
+ }
+
+ static void bt_host_release(struct device *dev)
+diff --git a/net/bridge/netfilter/nf_conntrack_bridge.c b/net/bridge/netfilter/nf_conntrack_bridge.c
+index fdbed31585553..d14b2dbbd1dfb 100644
+--- a/net/bridge/netfilter/nf_conntrack_bridge.c
++++ b/net/bridge/netfilter/nf_conntrack_bridge.c
+@@ -36,7 +36,7 @@ static int nf_br_ip_fragment(struct net *net, struct sock *sk,
+ ktime_t tstamp = skb->tstamp;
+ struct ip_frag_state state;
+ struct iphdr *iph;
+- int err;
++ int err = 0;
+
+ /* for offloaded checksums cleanup checksum before fragmentation */
+ if (skb->ip_summed == CHECKSUM_PARTIAL &&
+diff --git a/net/bridge/netfilter/nft_meta_bridge.c b/net/bridge/netfilter/nft_meta_bridge.c
+index 97805ec424c19..1967fd063cfb7 100644
+--- a/net/bridge/netfilter/nft_meta_bridge.c
++++ b/net/bridge/netfilter/nft_meta_bridge.c
+@@ -53,7 +53,7 @@ static void nft_meta_bridge_get_eval(const struct nft_expr *expr,
+ goto err;
+
+ br_vlan_get_proto(br_dev, &p_proto);
+- nft_reg_store16(dest, htons(p_proto));
++ nft_reg_store_be16(dest, htons(p_proto));
+ return;
+ }
+ default:
+diff --git a/net/core/sock.c b/net/core/sock.c
+index 8faa0f9cc0839..662cd6d54ac70 100644
+--- a/net/core/sock.c
++++ b/net/core/sock.c
+@@ -557,7 +557,7 @@ struct dst_entry *__sk_dst_check(struct sock *sk, u32 cookie)
+ INDIRECT_CALL_INET(dst->ops->check, ip6_dst_check, ipv4_dst_check,
+ dst, cookie) == NULL) {
+ sk_tx_queue_clear(sk);
+- sk->sk_dst_pending_confirm = 0;
++ WRITE_ONCE(sk->sk_dst_pending_confirm, 0);
+ RCU_INIT_POINTER(sk->sk_dst_cache, NULL);
+ dst_release(dst);
+ return NULL;
+diff --git a/net/dccp/proto.c b/net/dccp/proto.c
+index 0b0567a692a8f..1b285a57c7aab 100644
+--- a/net/dccp/proto.c
++++ b/net/dccp/proto.c
+@@ -1131,7 +1131,6 @@ static int __init dccp_init(void)
+
+ BUILD_BUG_ON(sizeof(struct dccp_skb_cb) >
+ sizeof_field(struct sk_buff, cb));
+- inet_hashinfo_init(&dccp_hashinfo);
+ rc = inet_hashinfo2_init_mod(&dccp_hashinfo);
+ if (rc)
+ goto out_fail;
+diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
+index ae70e07c52445..09cabed358fd0 100644
+--- a/net/ipv4/inet_diag.c
++++ b/net/ipv4/inet_diag.c
+@@ -1028,12 +1028,13 @@ void inet_diag_dump_icsk(struct inet_hashinfo *hashinfo, struct sk_buff *skb,
+ if (!(idiag_states & TCPF_LISTEN) || r->id.idiag_dport)
+ goto skip_listen_ht;
+
+- for (i = s_i; i < INET_LHTABLE_SIZE; i++) {
++ for (i = s_i; i <= hashinfo->lhash2_mask; i++) {
+ struct inet_listen_hashbucket *ilb;
+ struct hlist_nulls_node *node;
+
+ num = 0;
+- ilb = &hashinfo->listening_hash[i];
++ ilb = &hashinfo->lhash2[i];
++
+ spin_lock(&ilb->lock);
+ sk_nulls_for_each(sk, node, &ilb->nulls_head) {
+ struct inet_sock *inet = inet_sk(sk);
+diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c
+index 2936676f86eb8..b4e0120af9c2b 100644
+--- a/net/ipv4/inet_hashtables.c
++++ b/net/ipv4/inet_hashtables.c
+@@ -193,42 +193,6 @@ inet_lhash2_bucket_sk(struct inet_hashinfo *h, struct sock *sk)
+ return inet_lhash2_bucket(h, hash);
+ }
+
+-static void inet_hash2(struct inet_hashinfo *h, struct sock *sk)
+-{
+- struct inet_listen_hashbucket *ilb2;
+-
+- if (!h->lhash2)
+- return;
+-
+- ilb2 = inet_lhash2_bucket_sk(h, sk);
+-
+- spin_lock(&ilb2->lock);
+- if (sk->sk_reuseport && sk->sk_family == AF_INET6)
+- hlist_add_tail_rcu(&inet_csk(sk)->icsk_listen_portaddr_node,
+- &ilb2->head);
+- else
+- hlist_add_head_rcu(&inet_csk(sk)->icsk_listen_portaddr_node,
+- &ilb2->head);
+- ilb2->count++;
+- spin_unlock(&ilb2->lock);
+-}
+-
+-static void inet_unhash2(struct inet_hashinfo *h, struct sock *sk)
+-{
+- struct inet_listen_hashbucket *ilb2;
+-
+- if (!h->lhash2 ||
+- WARN_ON_ONCE(hlist_unhashed(&inet_csk(sk)->icsk_listen_portaddr_node)))
+- return;
+-
+- ilb2 = inet_lhash2_bucket_sk(h, sk);
+-
+- spin_lock(&ilb2->lock);
+- hlist_del_init_rcu(&inet_csk(sk)->icsk_listen_portaddr_node);
+- ilb2->count--;
+- spin_unlock(&ilb2->lock);
+-}
+-
+ static inline int compute_score(struct sock *sk, struct net *net,
+ const unsigned short hnum, const __be32 daddr,
+ const int dif, const int sdif)
+@@ -282,12 +246,11 @@ static struct sock *inet_lhash2_lookup(struct net *net,
+ const __be32 daddr, const unsigned short hnum,
+ const int dif, const int sdif)
+ {
+- struct inet_connection_sock *icsk;
+ struct sock *sk, *result = NULL;
++ struct hlist_nulls_node *node;
+ int score, hiscore = 0;
+
+- inet_lhash2_for_each_icsk_rcu(icsk, &ilb2->head) {
+- sk = (struct sock *)icsk;
++ sk_nulls_for_each_rcu(sk, node, &ilb2->nulls_head) {
+ score = compute_score(sk, net, hnum, daddr, dif, sdif);
+ if (score > hiscore) {
+ result = lookup_reuseport(net, sk, skb, doff,
+@@ -628,7 +591,7 @@ static int inet_reuseport_add_sock(struct sock *sk,
+ int __inet_hash(struct sock *sk, struct sock *osk)
+ {
+ struct inet_hashinfo *hashinfo = sk->sk_prot->h.hashinfo;
+- struct inet_listen_hashbucket *ilb;
++ struct inet_listen_hashbucket *ilb2;
+ int err = 0;
+
+ if (sk->sk_state != TCP_LISTEN) {
+@@ -638,25 +601,23 @@ int __inet_hash(struct sock *sk, struct sock *osk)
+ return 0;
+ }
+ WARN_ON(!sk_unhashed(sk));
+- ilb = &hashinfo->listening_hash[inet_sk_listen_hashfn(sk)];
++ ilb2 = inet_lhash2_bucket_sk(hashinfo, sk);
+
+- spin_lock(&ilb->lock);
++ spin_lock(&ilb2->lock);
+ if (sk->sk_reuseport) {
+- err = inet_reuseport_add_sock(sk, ilb);
++ err = inet_reuseport_add_sock(sk, ilb2);
+ if (err)
+ goto unlock;
+ }
++ sock_set_flag(sk, SOCK_RCU_FREE);
+ if (IS_ENABLED(CONFIG_IPV6) && sk->sk_reuseport &&
+ sk->sk_family == AF_INET6)
+- __sk_nulls_add_node_tail_rcu(sk, &ilb->nulls_head);
++ __sk_nulls_add_node_tail_rcu(sk, &ilb2->nulls_head);
+ else
+- __sk_nulls_add_node_rcu(sk, &ilb->nulls_head);
+- inet_hash2(hashinfo, sk);
+- ilb->count++;
+- sock_set_flag(sk, SOCK_RCU_FREE);
++ __sk_nulls_add_node_rcu(sk, &ilb2->nulls_head);
+ sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
+ unlock:
+- spin_unlock(&ilb->lock);
++ spin_unlock(&ilb2->lock);
+
+ return err;
+ }
+@@ -673,23 +634,6 @@ int inet_hash(struct sock *sk)
+ }
+ EXPORT_SYMBOL_GPL(inet_hash);
+
+-static void __inet_unhash(struct sock *sk, struct inet_listen_hashbucket *ilb)
+-{
+- if (sk_unhashed(sk))
+- return;
+-
+- if (rcu_access_pointer(sk->sk_reuseport_cb))
+- reuseport_stop_listen_sock(sk);
+- if (ilb) {
+- struct inet_hashinfo *hashinfo = sk->sk_prot->h.hashinfo;
+-
+- inet_unhash2(hashinfo, sk);
+- ilb->count--;
+- }
+- __sk_nulls_del_node_init_rcu(sk);
+- sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
+-}
+-
+ void inet_unhash(struct sock *sk)
+ {
+ struct inet_hashinfo *hashinfo = sk->sk_prot->h.hashinfo;
+@@ -698,20 +642,34 @@ void inet_unhash(struct sock *sk)
+ return;
+
+ if (sk->sk_state == TCP_LISTEN) {
+- struct inet_listen_hashbucket *ilb;
++ struct inet_listen_hashbucket *ilb2;
+
+- ilb = &hashinfo->listening_hash[inet_sk_listen_hashfn(sk)];
++ ilb2 = inet_lhash2_bucket_sk(hashinfo, sk);
+ /* Don't disable bottom halves while acquiring the lock to
+ * avoid circular locking dependency on PREEMPT_RT.
+ */
+- spin_lock(&ilb->lock);
+- __inet_unhash(sk, ilb);
+- spin_unlock(&ilb->lock);
++ spin_lock(&ilb2->lock);
++ if (sk_unhashed(sk)) {
++ spin_unlock(&ilb2->lock);
++ return;
++ }
++
++ if (rcu_access_pointer(sk->sk_reuseport_cb))
++ reuseport_stop_listen_sock(sk);
++
++ __sk_nulls_del_node_init_rcu(sk);
++ sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
++ spin_unlock(&ilb2->lock);
+ } else {
+ spinlock_t *lock = inet_ehash_lockp(hashinfo, sk->sk_hash);
+
+ spin_lock_bh(lock);
+- __inet_unhash(sk, NULL);
++ if (sk_unhashed(sk)) {
++ spin_unlock_bh(lock);
++ return;
++ }
++ __sk_nulls_del_node_init_rcu(sk);
++ sock_prot_inuse_add(sock_net(sk), sk->sk_prot, -1);
+ spin_unlock_bh(lock);
+ }
+ }
+@@ -859,29 +817,14 @@ int inet_hash_connect(struct inet_timewait_death_row *death_row,
+ }
+ EXPORT_SYMBOL_GPL(inet_hash_connect);
+
+-void inet_hashinfo_init(struct inet_hashinfo *h)
+-{
+- int i;
+-
+- for (i = 0; i < INET_LHTABLE_SIZE; i++) {
+- spin_lock_init(&h->listening_hash[i].lock);
+- INIT_HLIST_NULLS_HEAD(&h->listening_hash[i].nulls_head,
+- i + LISTENING_NULLS_BASE);
+- h->listening_hash[i].count = 0;
+- }
+-
+- h->lhash2 = NULL;
+-}
+-EXPORT_SYMBOL_GPL(inet_hashinfo_init);
+-
+ static void init_hashinfo_lhash2(struct inet_hashinfo *h)
+ {
+ int i;
+
+ for (i = 0; i <= h->lhash2_mask; i++) {
+ spin_lock_init(&h->lhash2[i].lock);
+- INIT_HLIST_HEAD(&h->lhash2[i].head);
+- h->lhash2[i].count = 0;
++ INIT_HLIST_NULLS_HEAD(&h->lhash2[i].nulls_head,
++ i + LISTENING_NULLS_BASE);
+ }
+ }
+
+diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
+index 6dcb77a2bde60..86dff7abdfd69 100644
+--- a/net/ipv4/tcp.c
++++ b/net/ipv4/tcp.c
+@@ -4554,7 +4554,6 @@ void __init tcp_init(void)
+ timer_setup(&tcp_orphan_timer, tcp_orphan_update, TIMER_DEFERRABLE);
+ mod_timer(&tcp_orphan_timer, jiffies + TCP_ORPHAN_TIMER_PERIOD);
+
+- inet_hashinfo_init(&tcp_hashinfo);
+ inet_hashinfo2_init(&tcp_hashinfo, "tcp_listen_portaddr_hash",
+ thash_entries, 21, /* one slot per 2 MB*/
+ 0, 64 * 1024);
+diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
+index f89cb184649ec..0666be6b9ec93 100644
+--- a/net/ipv4/tcp_ipv4.c
++++ b/net/ipv4/tcp_ipv4.c
+@@ -2343,16 +2343,15 @@ static void *listening_get_first(struct seq_file *seq)
+ st->offset = 0;
+ for (; st->bucket <= tcp_hashinfo.lhash2_mask; st->bucket++) {
+ struct inet_listen_hashbucket *ilb2;
+- struct inet_connection_sock *icsk;
++ struct hlist_nulls_node *node;
+ struct sock *sk;
+
+ ilb2 = &tcp_hashinfo.lhash2[st->bucket];
+- if (hlist_empty(&ilb2->head))
++ if (hlist_nulls_empty(&ilb2->nulls_head))
+ continue;
+
+ spin_lock(&ilb2->lock);
+- inet_lhash2_for_each_icsk(icsk, &ilb2->head) {
+- sk = (struct sock *)icsk;
++ sk_nulls_for_each(sk, node, &ilb2->nulls_head) {
+ if (seq_sk_match(seq, sk))
+ return sk;
+ }
+@@ -2371,15 +2370,14 @@ static void *listening_get_next(struct seq_file *seq, void *cur)
+ {
+ struct tcp_iter_state *st = seq->private;
+ struct inet_listen_hashbucket *ilb2;
+- struct inet_connection_sock *icsk;
++ struct hlist_nulls_node *node;
+ struct sock *sk = cur;
+
+ ++st->num;
+ ++st->offset;
+
+- icsk = inet_csk(sk);
+- inet_lhash2_for_each_icsk_continue(icsk) {
+- sk = (struct sock *)icsk;
++ sk = sk_nulls_next(sk);
++ sk_nulls_for_each_from(sk, node) {
+ if (seq_sk_match(seq, sk))
+ return sk;
+ }
+@@ -2788,16 +2786,15 @@ static unsigned int bpf_iter_tcp_listening_batch(struct seq_file *seq,
+ {
+ struct bpf_tcp_iter_state *iter = seq->private;
+ struct tcp_iter_state *st = &iter->state;
+- struct inet_connection_sock *icsk;
++ struct hlist_nulls_node *node;
+ unsigned int expected = 1;
+ struct sock *sk;
+
+ sock_hold(start_sk);
+ iter->batch[iter->end_sk++] = start_sk;
+
+- icsk = inet_csk(start_sk);
+- inet_lhash2_for_each_icsk_continue(icsk) {
+- sk = (struct sock *)icsk;
++ sk = sk_nulls_next(start_sk);
++ sk_nulls_for_each_from(sk, node) {
+ if (seq_sk_match(seq, sk)) {
+ if (iter->end_sk < iter->max_sk) {
+ sock_hold(sk);
+diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
+index 9d5e652c9bba1..8032ccb69463e 100644
+--- a/net/ipv4/tcp_output.c
++++ b/net/ipv4/tcp_output.c
+@@ -1318,7 +1318,7 @@ static int __tcp_transmit_skb(struct sock *sk, struct sk_buff *skb,
+ skb->destructor = skb_is_tcp_pure_ack(skb) ? __sock_wfree : tcp_wfree;
+ refcount_add(skb->truesize, &sk->sk_wmem_alloc);
+
+- skb_set_dst_pending_confirm(skb, sk->sk_dst_pending_confirm);
++ skb_set_dst_pending_confirm(skb, READ_ONCE(sk->sk_dst_pending_confirm));
+
+ /* Build TCP header and checksum it. */
+ th = (struct tcphdr *)skb->data;
+diff --git a/net/ipv6/inet6_hashtables.c b/net/ipv6/inet6_hashtables.c
+index b4a5e01e12016..c40cbdfc6247f 100644
+--- a/net/ipv6/inet6_hashtables.c
++++ b/net/ipv6/inet6_hashtables.c
+@@ -138,12 +138,11 @@ static struct sock *inet6_lhash2_lookup(struct net *net,
+ const __be16 sport, const struct in6_addr *daddr,
+ const unsigned short hnum, const int dif, const int sdif)
+ {
+- struct inet_connection_sock *icsk;
+ struct sock *sk, *result = NULL;
++ struct hlist_nulls_node *node;
+ int score, hiscore = 0;
+
+- inet_lhash2_for_each_icsk_rcu(icsk, &ilb2->head) {
+- sk = (struct sock *)icsk;
++ sk_nulls_for_each_rcu(sk, node, &ilb2->nulls_head) {
+ score = compute_score(sk, net, hnum, daddr, dif, sdif);
+ if (score > hiscore) {
+ result = lookup_reuseport(net, sk, skb, doff,
+diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
+index 4fa216a108ae8..02bd90a537058 100644
+--- a/net/mac80211/cfg.c
++++ b/net/mac80211/cfg.c
+@@ -2762,6 +2762,10 @@ static int ieee80211_get_tx_power(struct wiphy *wiphy,
+ else
+ *dbm = sdata->vif.bss_conf.txpower;
+
++ /* INT_MIN indicates no power level was set yet */
++ if (*dbm == INT_MIN)
++ return -EINVAL;
++
+ return 0;
+ }
+
+diff --git a/net/mptcp/mptcp_diag.c b/net/mptcp/mptcp_diag.c
+index 292374fb07792..520ee65850553 100644
+--- a/net/mptcp/mptcp_diag.c
++++ b/net/mptcp/mptcp_diag.c
+@@ -66,20 +66,103 @@ out_nosk:
+ return err;
+ }
+
++struct mptcp_diag_ctx {
++ long s_slot;
++ long s_num;
++ unsigned int l_slot;
++ unsigned int l_num;
++};
++
++static void mptcp_diag_dump_listeners(struct sk_buff *skb, struct netlink_callback *cb,
++ const struct inet_diag_req_v2 *r,
++ bool net_admin)
++{
++ struct inet_diag_dump_data *cb_data = cb->data;
++ struct mptcp_diag_ctx *diag_ctx = (void *)cb->ctx;
++ struct nlattr *bc = cb_data->inet_diag_nla_bc;
++ struct net *net = sock_net(skb->sk);
++ int i;
++
++ for (i = diag_ctx->l_slot; i <= tcp_hashinfo.lhash2_mask; i++) {
++ struct inet_listen_hashbucket *ilb;
++ struct hlist_nulls_node *node;
++ struct sock *sk;
++ int num = 0;
++
++ ilb = &tcp_hashinfo.lhash2[i];
++
++ rcu_read_lock();
++ spin_lock(&ilb->lock);
++ sk_nulls_for_each(sk, node, &ilb->nulls_head) {
++ const struct mptcp_subflow_context *ctx = mptcp_subflow_ctx(sk);
++ struct inet_sock *inet = inet_sk(sk);
++ int ret;
++
++ if (num < diag_ctx->l_num)
++ goto next_listen;
++
++ if (!ctx || strcmp(inet_csk(sk)->icsk_ulp_ops->name, "mptcp"))
++ goto next_listen;
++
++ sk = ctx->conn;
++ if (!sk || !net_eq(sock_net(sk), net))
++ goto next_listen;
++
++ if (r->sdiag_family != AF_UNSPEC &&
++ sk->sk_family != r->sdiag_family)
++ goto next_listen;
++
++ if (r->id.idiag_sport != inet->inet_sport &&
++ r->id.idiag_sport)
++ goto next_listen;
++
++ if (!refcount_inc_not_zero(&sk->sk_refcnt))
++ goto next_listen;
++
++ ret = sk_diag_dump(sk, skb, cb, r, bc, net_admin);
++
++ sock_put(sk);
++
++ if (ret < 0) {
++ spin_unlock(&ilb->lock);
++ rcu_read_unlock();
++ diag_ctx->l_slot = i;
++ diag_ctx->l_num = num;
++ return;
++ }
++ diag_ctx->l_num = num + 1;
++ num = 0;
++next_listen:
++ ++num;
++ }
++ spin_unlock(&ilb->lock);
++ rcu_read_unlock();
++
++ cond_resched();
++ diag_ctx->l_num = 0;
++ }
++
++ diag_ctx->l_num = 0;
++ diag_ctx->l_slot = i;
++}
++
+ static void mptcp_diag_dump(struct sk_buff *skb, struct netlink_callback *cb,
+ const struct inet_diag_req_v2 *r)
+ {
+ bool net_admin = netlink_net_capable(cb->skb, CAP_NET_ADMIN);
++ struct mptcp_diag_ctx *diag_ctx = (void *)cb->ctx;
+ struct net *net = sock_net(skb->sk);
+ struct inet_diag_dump_data *cb_data;
+ struct mptcp_sock *msk;
+ struct nlattr *bc;
+
++ BUILD_BUG_ON(sizeof(cb->ctx) < sizeof(*diag_ctx));
++
+ cb_data = cb->data;
+ bc = cb_data->inet_diag_nla_bc;
+
+- while ((msk = mptcp_token_iter_next(net, &cb->args[0], &cb->args[1])) !=
+- NULL) {
++ while ((msk = mptcp_token_iter_next(net, &diag_ctx->s_slot,
++ &diag_ctx->s_num)) != NULL) {
+ struct inet_sock *inet = (struct inet_sock *)msk;
+ struct sock *sk = (struct sock *)msk;
+ int ret = 0;
+@@ -101,11 +184,14 @@ next:
+ sock_put(sk);
+ if (ret < 0) {
+ /* will retry on the same position */
+- cb->args[1]--;
++ diag_ctx->s_num--;
+ break;
+ }
+ cond_resched();
+ }
++
++ if ((r->idiag_states & TCPF_LISTEN) && r->id.idiag_dport == 0)
++ mptcp_diag_dump_listeners(skb, cb, r, net_admin);
+ }
+
+ static void mptcp_diag_get_info(struct sock *sk, struct inet_diag_msg *r,
+@@ -119,6 +205,19 @@ static void mptcp_diag_get_info(struct sock *sk, struct inet_diag_msg *r,
+
+ r->idiag_rqueue = sk_rmem_alloc_get(sk);
+ r->idiag_wqueue = sk_wmem_alloc_get(sk);
++
++ if (inet_sk_state_load(sk) == TCP_LISTEN) {
++ struct sock *lsk = READ_ONCE(msk->first);
++
++ if (lsk) {
++ /* override with settings from tcp listener,
++ * so Send-Q will show accept queue.
++ */
++ r->idiag_rqueue = READ_ONCE(lsk->sk_ack_backlog);
++ r->idiag_wqueue = READ_ONCE(lsk->sk_max_ack_backlog);
++ }
++ }
++
+ if (!info)
+ return;
+
+diff --git a/net/ncsi/ncsi-aen.c b/net/ncsi/ncsi-aen.c
+index f8854bff286cb..62fb1031763d1 100644
+--- a/net/ncsi/ncsi-aen.c
++++ b/net/ncsi/ncsi-aen.c
+@@ -89,11 +89,6 @@ static int ncsi_aen_handler_lsc(struct ncsi_dev_priv *ndp,
+ if ((had_link == has_link) || chained)
+ return 0;
+
+- if (had_link)
+- netif_carrier_off(ndp->ndev.dev);
+- else
+- netif_carrier_on(ndp->ndev.dev);
+-
+ if (!ndp->multi_package && !nc->package->multi_channel) {
+ if (had_link) {
+ ndp->flags |= NCSI_DEV_RESHUFFLE;
+diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
+index 8f12e83280cbd..bf0bd44f2fb3a 100644
+--- a/net/netfilter/nf_tables_api.c
++++ b/net/netfilter/nf_tables_api.c
+@@ -6049,6 +6049,12 @@ static int nft_setelem_deactivate(const struct net *net,
+ return ret;
+ }
+
++static void nft_setelem_catchall_destroy(struct nft_set_elem_catchall *catchall)
++{
++ list_del_rcu(&catchall->list);
++ kfree_rcu(catchall, rcu);
++}
++
+ static void nft_setelem_catchall_remove(const struct net *net,
+ const struct nft_set *set,
+ const struct nft_set_elem *elem)
+@@ -6057,8 +6063,7 @@ static void nft_setelem_catchall_remove(const struct net *net,
+
+ list_for_each_entry_safe(catchall, next, &set->catchall_list, list) {
+ if (catchall->elem == elem->priv) {
+- list_del_rcu(&catchall->list);
+- kfree_rcu(catchall, rcu);
++ nft_setelem_catchall_destroy(catchall);
+ break;
+ }
+ }
+@@ -9042,9 +9047,8 @@ void nft_trans_gc_queue_sync_done(struct nft_trans_gc *trans)
+ call_rcu(&trans->rcu, nft_trans_gc_trans_free);
+ }
+
+-static struct nft_trans_gc *nft_trans_gc_catchall(struct nft_trans_gc *gc,
+- unsigned int gc_seq,
+- bool sync)
++struct nft_trans_gc *nft_trans_gc_catchall_async(struct nft_trans_gc *gc,
++ unsigned int gc_seq)
+ {
+ struct nft_set_elem_catchall *catchall;
+ const struct nft_set *set = gc->set;
+@@ -9060,11 +9064,7 @@ static struct nft_trans_gc *nft_trans_gc_catchall(struct nft_trans_gc *gc,
+
+ nft_set_elem_dead(ext);
+ dead_elem:
+- if (sync)
+- gc = nft_trans_gc_queue_sync(gc, GFP_ATOMIC);
+- else
+- gc = nft_trans_gc_queue_async(gc, gc_seq, GFP_ATOMIC);
+-
++ gc = nft_trans_gc_queue_async(gc, gc_seq, GFP_ATOMIC);
+ if (!gc)
+ return NULL;
+
+@@ -9074,15 +9074,34 @@ dead_elem:
+ return gc;
+ }
+
+-struct nft_trans_gc *nft_trans_gc_catchall_async(struct nft_trans_gc *gc,
+- unsigned int gc_seq)
+-{
+- return nft_trans_gc_catchall(gc, gc_seq, false);
+-}
+-
+ struct nft_trans_gc *nft_trans_gc_catchall_sync(struct nft_trans_gc *gc)
+ {
+- return nft_trans_gc_catchall(gc, 0, true);
++ struct nft_set_elem_catchall *catchall, *next;
++ const struct nft_set *set = gc->set;
++ struct nft_set_elem elem;
++ struct nft_set_ext *ext;
++
++ WARN_ON_ONCE(!lockdep_commit_lock_is_held(gc->net));
++
++ list_for_each_entry_safe(catchall, next, &set->catchall_list, list) {
++ ext = nft_set_elem_ext(set, catchall->elem);
++
++ if (!nft_set_elem_expired(ext))
++ continue;
++
++ gc = nft_trans_gc_queue_sync(gc, GFP_KERNEL);
++ if (!gc)
++ return NULL;
++
++ memset(&elem, 0, sizeof(elem));
++ elem.priv = catchall->elem;
++
++ nft_setelem_data_deactivate(gc->net, gc->set, &elem);
++ nft_setelem_catchall_destroy(catchall);
++ nft_trans_gc_elem_add(gc, elem.priv);
++ }
++
++ return gc;
+ }
+
+ static void nf_tables_module_autoload_cleanup(struct net *net)
+diff --git a/net/netfilter/nft_byteorder.c b/net/netfilter/nft_byteorder.c
+index 7b0b8fecb2205..adf208b7929fd 100644
+--- a/net/netfilter/nft_byteorder.c
++++ b/net/netfilter/nft_byteorder.c
+@@ -38,20 +38,22 @@ void nft_byteorder_eval(const struct nft_expr *expr,
+
+ switch (priv->size) {
+ case 8: {
++ u64 *dst64 = (void *)dst;
+ u64 src64;
+
+ switch (priv->op) {
+ case NFT_BYTEORDER_NTOH:
+ for (i = 0; i < priv->len / 8; i++) {
+ src64 = nft_reg_load64(&src[i]);
+- nft_reg_store64(&dst[i], be64_to_cpu(src64));
++ nft_reg_store64(&dst64[i],
++ be64_to_cpu((__force __be64)src64));
+ }
+ break;
+ case NFT_BYTEORDER_HTON:
+ for (i = 0; i < priv->len / 8; i++) {
+ src64 = (__force __u64)
+ cpu_to_be64(nft_reg_load64(&src[i]));
+- nft_reg_store64(&dst[i], src64);
++ nft_reg_store64(&dst64[i], src64);
+ }
+ break;
+ }
+diff --git a/net/netfilter/nft_meta.c b/net/netfilter/nft_meta.c
+index 14412f69a34e8..35aba304a25b9 100644
+--- a/net/netfilter/nft_meta.c
++++ b/net/netfilter/nft_meta.c
+@@ -63,7 +63,7 @@ nft_meta_get_eval_time(enum nft_meta_keys key,
+ {
+ switch (key) {
+ case NFT_META_TIME_NS:
+- nft_reg_store64(dest, ktime_get_real_ns());
++ nft_reg_store64((u64 *)dest, ktime_get_real_ns());
+ break;
+ case NFT_META_TIME_DAY:
+ nft_reg_store8(dest, nft_meta_weekday());
+diff --git a/net/netfilter/nft_osf.c b/net/netfilter/nft_osf.c
+index 720dc9fba6d4f..c9c124200a4db 100644
+--- a/net/netfilter/nft_osf.c
++++ b/net/netfilter/nft_osf.c
+@@ -99,7 +99,7 @@ static int nft_osf_dump(struct sk_buff *skb, const struct nft_expr *expr)
+ if (nla_put_u8(skb, NFTA_OSF_TTL, priv->ttl))
+ goto nla_put_failure;
+
+- if (nla_put_be32(skb, NFTA_OSF_FLAGS, ntohl(priv->flags)))
++ if (nla_put_u32(skb, NFTA_OSF_FLAGS, ntohl((__force __be32)priv->flags)))
+ goto nla_put_failure;
+
+ if (nft_dump_register(skb, NFTA_OSF_DREG, priv->dreg))
+diff --git a/net/netfilter/nft_socket.c b/net/netfilter/nft_socket.c
+index 9ad9cc0d1d27c..1725e7349f3d9 100644
+--- a/net/netfilter/nft_socket.c
++++ b/net/netfilter/nft_socket.c
+@@ -162,7 +162,7 @@ static int nft_socket_init(const struct nft_ctx *ctx,
+ return -EOPNOTSUPP;
+ }
+
+- priv->key = ntohl(nla_get_u32(tb[NFTA_SOCKET_KEY]));
++ priv->key = ntohl(nla_get_be32(tb[NFTA_SOCKET_KEY]));
+ switch(priv->key) {
+ case NFT_SOCKET_TRANSPARENT:
+ case NFT_SOCKET_WILDCARD:
+@@ -178,7 +178,7 @@ static int nft_socket_init(const struct nft_ctx *ctx,
+ if (!tb[NFTA_SOCKET_LEVEL])
+ return -EINVAL;
+
+- level = ntohl(nla_get_u32(tb[NFTA_SOCKET_LEVEL]));
++ level = ntohl(nla_get_be32(tb[NFTA_SOCKET_LEVEL]));
+ if (level > 255)
+ return -EOPNOTSUPP;
+
+@@ -200,12 +200,12 @@ static int nft_socket_dump(struct sk_buff *skb,
+ {
+ const struct nft_socket *priv = nft_expr_priv(expr);
+
+- if (nla_put_u32(skb, NFTA_SOCKET_KEY, htonl(priv->key)))
++ if (nla_put_be32(skb, NFTA_SOCKET_KEY, htonl(priv->key)))
+ return -1;
+ if (nft_dump_register(skb, NFTA_SOCKET_DREG, priv->dreg))
+ return -1;
+ if (priv->key == NFT_SOCKET_CGROUPV2 &&
+- nla_put_u32(skb, NFTA_SOCKET_LEVEL, htonl(priv->level)))
++ nla_put_be32(skb, NFTA_SOCKET_LEVEL, htonl(priv->level)))
+ return -1;
+ return 0;
+ }
+diff --git a/net/netfilter/nft_tproxy.c b/net/netfilter/nft_tproxy.c
+index 9fea90ed79d44..e9679cb4afbe6 100644
+--- a/net/netfilter/nft_tproxy.c
++++ b/net/netfilter/nft_tproxy.c
+@@ -52,11 +52,11 @@ static void nft_tproxy_eval_v4(const struct nft_expr *expr,
+ skb->dev, NF_TPROXY_LOOKUP_ESTABLISHED);
+
+ if (priv->sreg_addr)
+- taddr = regs->data[priv->sreg_addr];
++ taddr = nft_reg_load_be32(®s->data[priv->sreg_addr]);
+ taddr = nf_tproxy_laddr4(skb, taddr, iph->daddr);
+
+ if (priv->sreg_port)
+- tport = nft_reg_load16(®s->data[priv->sreg_port]);
++ tport = nft_reg_load_be16(®s->data[priv->sreg_port]);
+ if (!tport)
+ tport = hp->dest;
+
+@@ -124,7 +124,7 @@ static void nft_tproxy_eval_v6(const struct nft_expr *expr,
+ taddr = *nf_tproxy_laddr6(skb, &taddr, &iph->daddr);
+
+ if (priv->sreg_port)
+- tport = nft_reg_load16(®s->data[priv->sreg_port]);
++ tport = nft_reg_load_be16(®s->data[priv->sreg_port]);
+ if (!tport)
+ tport = hp->dest;
+
+diff --git a/net/netfilter/nft_xfrm.c b/net/netfilter/nft_xfrm.c
+index cbbbc4ecad3ae..3553f89fd057f 100644
+--- a/net/netfilter/nft_xfrm.c
++++ b/net/netfilter/nft_xfrm.c
+@@ -50,7 +50,7 @@ static int nft_xfrm_get_init(const struct nft_ctx *ctx,
+ return -EOPNOTSUPP;
+ }
+
+- priv->key = ntohl(nla_get_u32(tb[NFTA_XFRM_KEY]));
++ priv->key = ntohl(nla_get_be32(tb[NFTA_XFRM_KEY]));
+ switch (priv->key) {
+ case NFT_XFRM_KEY_REQID:
+ case NFT_XFRM_KEY_SPI:
+@@ -132,13 +132,13 @@ static void nft_xfrm_state_get_key(const struct nft_xfrm *priv,
+ WARN_ON_ONCE(1);
+ break;
+ case NFT_XFRM_KEY_DADDR_IP4:
+- *dest = state->id.daddr.a4;
++ *dest = (__force __u32)state->id.daddr.a4;
+ return;
+ case NFT_XFRM_KEY_DADDR_IP6:
+ memcpy(dest, &state->id.daddr.in6, sizeof(struct in6_addr));
+ return;
+ case NFT_XFRM_KEY_SADDR_IP4:
+- *dest = state->props.saddr.a4;
++ *dest = (__force __u32)state->props.saddr.a4;
+ return;
+ case NFT_XFRM_KEY_SADDR_IP6:
+ memcpy(dest, &state->props.saddr.in6, sizeof(struct in6_addr));
+@@ -147,7 +147,7 @@ static void nft_xfrm_state_get_key(const struct nft_xfrm *priv,
+ *dest = state->props.reqid;
+ return;
+ case NFT_XFRM_KEY_SPI:
+- *dest = state->id.spi;
++ *dest = (__force __u32)state->id.spi;
+ return;
+ }
+
+diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
+index 7756c62e0c3ed..af1ca707c3d35 100644
+--- a/net/sunrpc/clnt.c
++++ b/net/sunrpc/clnt.c
+@@ -111,7 +111,8 @@ static void rpc_clnt_remove_pipedir(struct rpc_clnt *clnt)
+
+ pipefs_sb = rpc_get_sb_net(net);
+ if (pipefs_sb) {
+- __rpc_clnt_remove_pipedir(clnt);
++ if (pipefs_sb == clnt->pipefs_sb)
++ __rpc_clnt_remove_pipedir(clnt);
+ rpc_put_sb_net(net);
+ }
+ }
+@@ -151,6 +152,8 @@ rpc_setup_pipedir(struct super_block *pipefs_sb, struct rpc_clnt *clnt)
+ {
+ struct dentry *dentry;
+
++ clnt->pipefs_sb = pipefs_sb;
++
+ if (clnt->cl_program->pipe_dir_name != NULL) {
+ dentry = rpc_setup_pipedir_sb(pipefs_sb, clnt);
+ if (IS_ERR(dentry))
+@@ -2088,6 +2091,7 @@ call_connect_status(struct rpc_task *task)
+ task->tk_status = 0;
+ switch (status) {
+ case -ECONNREFUSED:
++ case -ECONNRESET:
+ /* A positive refusal suggests a rebind is needed. */
+ if (RPC_IS_SOFTCONN(task))
+ break;
+@@ -2096,7 +2100,6 @@ call_connect_status(struct rpc_task *task)
+ goto out_retry;
+ }
+ fallthrough;
+- case -ECONNRESET:
+ case -ECONNABORTED:
+ case -ENETDOWN:
+ case -ENETUNREACH:
+diff --git a/net/sunrpc/rpcb_clnt.c b/net/sunrpc/rpcb_clnt.c
+index 647b323cc1d56..638b14f28101e 100644
+--- a/net/sunrpc/rpcb_clnt.c
++++ b/net/sunrpc/rpcb_clnt.c
+@@ -746,6 +746,10 @@ void rpcb_getport_async(struct rpc_task *task)
+
+ child = rpcb_call_async(rpcb_clnt, map, proc);
+ rpc_release_client(rpcb_clnt);
++ if (IS_ERR(child)) {
++ /* rpcb_map_release() has freed the arguments */
++ return;
++ }
+
+ xprt->stat.bind_count++;
+ rpc_put_task(child);
+diff --git a/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c b/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
+index 0377679678f93..9a80d3be1f635 100644
+--- a/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
++++ b/net/sunrpc/xprtrdma/svc_rdma_recvfrom.c
+@@ -852,7 +852,8 @@ out_readfail:
+ if (ret == -EINVAL)
+ svc_rdma_send_error(rdma_xprt, ctxt, ret);
+ svc_rdma_recv_ctxt_put(rdma_xprt, ctxt);
+- return ret;
++ svc_xprt_deferred_close(xprt);
++ return -ENOTCONN;
+
+ out_backchannel:
+ svc_rdma_handle_bc_reply(rqstp, ctxt);
+diff --git a/net/tipc/netlink_compat.c b/net/tipc/netlink_compat.c
+index ce00f271ca6b2..116a97e301443 100644
+--- a/net/tipc/netlink_compat.c
++++ b/net/tipc/netlink_compat.c
+@@ -101,6 +101,7 @@ static int tipc_add_tlv(struct sk_buff *skb, u16 type, void *data, u16 len)
+ return -EMSGSIZE;
+
+ skb_put(skb, TLV_SPACE(len));
++ memset(tlv, 0, TLV_SPACE(len));
+ tlv->tlv_type = htons(type);
+ tlv->tlv_len = htons(TLV_LENGTH(len));
+ if (len && data)
+diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
+index 748769f4ba058..16b04e553a6c8 100644
+--- a/net/unix/af_unix.c
++++ b/net/unix/af_unix.c
+@@ -2529,15 +2529,16 @@ static int unix_stream_recv_urg(struct unix_stream_read_state *state)
+
+ if (!(state->flags & MSG_PEEK))
+ WRITE_ONCE(u->oob_skb, NULL);
+-
++ else
++ skb_get(oob_skb);
+ unix_state_unlock(sk);
+
+ chunk = state->recv_actor(oob_skb, 0, chunk, state);
+
+- if (!(state->flags & MSG_PEEK)) {
++ if (!(state->flags & MSG_PEEK))
+ UNIXCB(oob_skb).consumed += 1;
+- kfree_skb(oob_skb);
+- }
++
++ consume_skb(oob_skb);
+
+ mutex_unlock(&u->iolock);
+
+diff --git a/scripts/gcc-plugins/randomize_layout_plugin.c b/scripts/gcc-plugins/randomize_layout_plugin.c
+index 334741a31d0ac..60e9359a71a50 100644
+--- a/scripts/gcc-plugins/randomize_layout_plugin.c
++++ b/scripts/gcc-plugins/randomize_layout_plugin.c
+@@ -209,12 +209,14 @@ static void partition_struct(tree *fields, unsigned long length, struct partitio
+
+ static void performance_shuffle(tree *newtree, unsigned long length, ranctx *prng_state)
+ {
+- unsigned long i, x;
++ unsigned long i, x, index;
+ struct partition_group size_group[length];
+ unsigned long num_groups = 0;
+ unsigned long randnum;
+
+ partition_struct(newtree, length, (struct partition_group *)&size_group, &num_groups);
++
++ /* FIXME: this group shuffle is currently a no-op. */
+ for (i = num_groups - 1; i > 0; i--) {
+ struct partition_group tmp;
+ randnum = ranval(prng_state) % (i + 1);
+@@ -224,11 +226,14 @@ static void performance_shuffle(tree *newtree, unsigned long length, ranctx *prn
+ }
+
+ for (x = 0; x < num_groups; x++) {
+- for (i = size_group[x].start + size_group[x].length - 1; i > size_group[x].start; i--) {
++ for (index = size_group[x].length - 1; index > 0; index--) {
+ tree tmp;
++
++ i = size_group[x].start + index;
+ if (DECL_BIT_FIELD_TYPE(newtree[i]))
+ continue;
+- randnum = ranval(prng_state) % (i + 1);
++ randnum = ranval(prng_state) % (index + 1);
++ randnum += size_group[x].start;
+ // we could handle this case differently if desired
+ if (DECL_BIT_FIELD_TYPE(newtree[randnum]))
+ continue;
+diff --git a/security/integrity/iint.c b/security/integrity/iint.c
+index 65418e0906c13..cb251ab0e7076 100644
+--- a/security/integrity/iint.c
++++ b/security/integrity/iint.c
+@@ -66,9 +66,32 @@ struct integrity_iint_cache *integrity_iint_find(struct inode *inode)
+ return iint;
+ }
+
+-static void iint_free(struct integrity_iint_cache *iint)
++#define IMA_MAX_NESTING (FILESYSTEM_MAX_STACK_DEPTH+1)
++
++/*
++ * It is not clear that IMA should be nested at all, but as long is it measures
++ * files both on overlayfs and on underlying fs, we need to annotate the iint
++ * mutex to avoid lockdep false positives related to IMA + overlayfs.
++ * See ovl_lockdep_annotate_inode_mutex_key() for more details.
++ */
++static inline void iint_lockdep_annotate(struct integrity_iint_cache *iint,
++ struct inode *inode)
++{
++#ifdef CONFIG_LOCKDEP
++ static struct lock_class_key iint_mutex_key[IMA_MAX_NESTING];
++
++ int depth = inode->i_sb->s_stack_depth;
++
++ if (WARN_ON_ONCE(depth < 0 || depth >= IMA_MAX_NESTING))
++ depth = 0;
++
++ lockdep_set_class(&iint->mutex, &iint_mutex_key[depth]);
++#endif
++}
++
++static void iint_init_always(struct integrity_iint_cache *iint,
++ struct inode *inode)
+ {
+- kfree(iint->ima_hash);
+ iint->ima_hash = NULL;
+ iint->version = 0;
+ iint->flags = 0UL;
+@@ -80,6 +103,14 @@ static void iint_free(struct integrity_iint_cache *iint)
+ iint->ima_creds_status = INTEGRITY_UNKNOWN;
+ iint->evm_status = INTEGRITY_UNKNOWN;
+ iint->measured_pcrs = 0;
++ mutex_init(&iint->mutex);
++ iint_lockdep_annotate(iint, inode);
++}
++
++static void iint_free(struct integrity_iint_cache *iint)
++{
++ kfree(iint->ima_hash);
++ mutex_destroy(&iint->mutex);
+ kmem_cache_free(iint_cache, iint);
+ }
+
+@@ -112,6 +143,8 @@ struct integrity_iint_cache *integrity_inode_get(struct inode *inode)
+ if (!iint)
+ return NULL;
+
++ iint_init_always(iint, inode);
++
+ write_lock(&integrity_iint_lock);
+
+ p = &integrity_iint_tree.rb_node;
+@@ -161,25 +194,18 @@ void integrity_inode_free(struct inode *inode)
+ iint_free(iint);
+ }
+
+-static void init_once(void *foo)
++static void iint_init_once(void *foo)
+ {
+ struct integrity_iint_cache *iint = (struct integrity_iint_cache *) foo;
+
+ memset(iint, 0, sizeof(*iint));
+- iint->ima_file_status = INTEGRITY_UNKNOWN;
+- iint->ima_mmap_status = INTEGRITY_UNKNOWN;
+- iint->ima_bprm_status = INTEGRITY_UNKNOWN;
+- iint->ima_read_status = INTEGRITY_UNKNOWN;
+- iint->ima_creds_status = INTEGRITY_UNKNOWN;
+- iint->evm_status = INTEGRITY_UNKNOWN;
+- mutex_init(&iint->mutex);
+ }
+
+ static int __init integrity_iintcache_init(void)
+ {
+ iint_cache =
+ kmem_cache_create("iint_cache", sizeof(struct integrity_iint_cache),
+- 0, SLAB_PANIC, init_once);
++ 0, SLAB_PANIC, iint_init_once);
+ return 0;
+ }
+ DEFINE_LSM(integrity) = {
+diff --git a/security/integrity/ima/ima_api.c b/security/integrity/ima/ima_api.c
+index 2c6c3a5228b57..04b9e465463b6 100644
+--- a/security/integrity/ima/ima_api.c
++++ b/security/integrity/ima/ima_api.c
+@@ -216,6 +216,7 @@ int ima_collect_measurement(struct integrity_iint_cache *iint,
+ {
+ const char *audit_cause = "failed";
+ struct inode *inode = file_inode(file);
++ struct inode *real_inode = d_real_inode(file_dentry(file));
+ const char *filename = file->f_path.dentry->d_name.name;
+ int result = 0;
+ int length;
+@@ -266,6 +267,10 @@ int ima_collect_measurement(struct integrity_iint_cache *iint,
+ iint->ima_hash = tmpbuf;
+ memcpy(iint->ima_hash, &hash, length);
+ iint->version = i_version;
++ if (real_inode != inode) {
++ iint->real_ino = real_inode->i_ino;
++ iint->real_dev = real_inode->i_sb->s_dev;
++ }
+
+ /* Possibly temporary failure due to type of read (eg. O_DIRECT) */
+ if (!result)
+diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c
+index e9a361109dd21..7cd9df8499296 100644
+--- a/security/integrity/ima/ima_main.c
++++ b/security/integrity/ima/ima_main.c
+@@ -26,6 +26,7 @@
+ #include <linux/ima.h>
+ #include <linux/iversion.h>
+ #include <linux/fs.h>
++#include <linux/iversion.h>
+
+ #include "ima.h"
+
+@@ -202,7 +203,7 @@ static int process_measurement(struct file *file, const struct cred *cred,
+ u32 secid, char *buf, loff_t size, int mask,
+ enum ima_hooks func)
+ {
+- struct inode *inode = file_inode(file);
++ struct inode *backing_inode, *inode = file_inode(file);
+ struct integrity_iint_cache *iint = NULL;
+ struct ima_template_desc *template_desc = NULL;
+ char *pathbuf = NULL;
+@@ -278,6 +279,19 @@ static int process_measurement(struct file *file, const struct cred *cred,
+ iint->measured_pcrs = 0;
+ }
+
++ /* Detect and re-evaluate changes made to the backing file. */
++ backing_inode = d_real_inode(file_dentry(file));
++ if (backing_inode != inode &&
++ (action & IMA_DO_MASK) && (iint->flags & IMA_DONE_MASK)) {
++ if (!IS_I_VERSION(backing_inode) ||
++ backing_inode->i_sb->s_dev != iint->real_dev ||
++ backing_inode->i_ino != iint->real_ino ||
++ !inode_eq_iversion(backing_inode, iint->version)) {
++ iint->flags &= ~IMA_DONE_MASK;
++ iint->measured_pcrs = 0;
++ }
++ }
++
+ /* Determine if already appraised/measured based on bitmask
+ * (IMA_MEASURE, IMA_MEASURED, IMA_XXXX_APPRAISE, IMA_XXXX_APPRAISED,
+ * IMA_AUDIT, IMA_AUDITED)
+diff --git a/security/integrity/integrity.h b/security/integrity/integrity.h
+index 547425c20e117..06b0cb5ebaf45 100644
+--- a/security/integrity/integrity.h
++++ b/security/integrity/integrity.h
+@@ -131,6 +131,8 @@ struct integrity_iint_cache {
+ unsigned long flags;
+ unsigned long measured_pcrs;
+ unsigned long atomic_flags;
++ unsigned long real_ino;
++ dev_t real_dev;
+ enum integrity_status ima_file_status:4;
+ enum integrity_status ima_mmap_status:4;
+ enum integrity_status ima_bprm_status:4;
+diff --git a/security/keys/trusted-keys/trusted_core.c b/security/keys/trusted-keys/trusted_core.c
+index 386e5f6e368ab..a2d301d1a4b31 100644
+--- a/security/keys/trusted-keys/trusted_core.c
++++ b/security/keys/trusted-keys/trusted_core.c
+@@ -354,17 +354,17 @@ static int __init init_trusted(void)
+ if (!get_random)
+ get_random = kernel_get_random;
+
+- static_call_update(trusted_key_seal,
+- trusted_key_sources[i].ops->seal);
+- static_call_update(trusted_key_unseal,
+- trusted_key_sources[i].ops->unseal);
+- static_call_update(trusted_key_get_random,
+- get_random);
+- trusted_key_exit = trusted_key_sources[i].ops->exit;
+- migratable = trusted_key_sources[i].ops->migratable;
+-
+ ret = trusted_key_sources[i].ops->init();
+- if (!ret)
++ if (!ret) {
++ static_call_update(trusted_key_seal, trusted_key_sources[i].ops->seal);
++ static_call_update(trusted_key_unseal, trusted_key_sources[i].ops->unseal);
++ static_call_update(trusted_key_get_random, get_random);
++
++ trusted_key_exit = trusted_key_sources[i].ops->exit;
++ migratable = trusted_key_sources[i].ops->migratable;
++ }
++
++ if (!ret || ret != -ENODEV)
+ break;
+ }
+
+diff --git a/sound/core/info.c b/sound/core/info.c
+index 9f6714e29bbc3..63252abf99981 100644
+--- a/sound/core/info.c
++++ b/sound/core/info.c
+@@ -56,7 +56,7 @@ struct snd_info_private_data {
+ };
+
+ static int snd_info_version_init(void);
+-static void snd_info_disconnect(struct snd_info_entry *entry);
++static void snd_info_clear_entries(struct snd_info_entry *entry);
+
+ /*
+
+@@ -569,11 +569,16 @@ void snd_info_card_disconnect(struct snd_card *card)
+ {
+ if (!card)
+ return;
+- mutex_lock(&info_mutex);
++
+ proc_remove(card->proc_root_link);
+- card->proc_root_link = NULL;
+ if (card->proc_root)
+- snd_info_disconnect(card->proc_root);
++ proc_remove(card->proc_root->p);
++
++ mutex_lock(&info_mutex);
++ if (card->proc_root)
++ snd_info_clear_entries(card->proc_root);
++ card->proc_root_link = NULL;
++ card->proc_root = NULL;
+ mutex_unlock(&info_mutex);
+ }
+
+@@ -745,15 +750,14 @@ struct snd_info_entry *snd_info_create_card_entry(struct snd_card *card,
+ }
+ EXPORT_SYMBOL(snd_info_create_card_entry);
+
+-static void snd_info_disconnect(struct snd_info_entry *entry)
++static void snd_info_clear_entries(struct snd_info_entry *entry)
+ {
+ struct snd_info_entry *p;
+
+ if (!entry->p)
+ return;
+ list_for_each_entry(p, &entry->children, list)
+- snd_info_disconnect(p);
+- proc_remove(entry->p);
++ snd_info_clear_entries(p);
+ entry->p = NULL;
+ }
+
+@@ -770,8 +774,9 @@ void snd_info_free_entry(struct snd_info_entry * entry)
+ if (!entry)
+ return;
+ if (entry->p) {
++ proc_remove(entry->p);
+ mutex_lock(&info_mutex);
+- snd_info_disconnect(entry);
++ snd_info_clear_entries(entry);
+ mutex_unlock(&info_mutex);
+ }
+
+diff --git a/sound/hda/hdac_stream.c b/sound/hda/hdac_stream.c
+index eea22cf72aefd..ec95d0449bfe9 100644
+--- a/sound/hda/hdac_stream.c
++++ b/sound/hda/hdac_stream.c
+@@ -320,8 +320,10 @@ struct hdac_stream *snd_hdac_stream_assign(struct hdac_bus *bus,
+ struct hdac_stream *res = NULL;
+
+ /* make a non-zero unique key for the substream */
+- int key = (substream->pcm->device << 16) | (substream->number << 2) |
+- (substream->stream + 1);
++ int key = (substream->number << 2) | (substream->stream + 1);
++
++ if (substream->pcm)
++ key |= (substream->pcm->device << 16);
+
+ spin_lock_irq(&bus->reg_lock);
+ list_for_each_entry(azx_dev, &bus->stream_list, list) {
+diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
+index 59e11a070c202..4ab3cbef72e80 100644
+--- a/sound/pci/hda/patch_realtek.c
++++ b/sound/pci/hda/patch_realtek.c
+@@ -9113,6 +9113,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
+ SND_PCI_QUIRK(0x1043, 0x10a1, "ASUS UX391UA", ALC294_FIXUP_ASUS_SPK),
+ SND_PCI_QUIRK(0x1043, 0x10c0, "ASUS X540SA", ALC256_FIXUP_ASUS_MIC),
+ SND_PCI_QUIRK(0x1043, 0x10d0, "ASUS X540LA/X540LJ", ALC255_FIXUP_ASUS_MIC_NO_PRESENCE),
++ SND_PCI_QUIRK(0x1043, 0x10d3, "ASUS K6500ZC", ALC294_FIXUP_ASUS_SPK),
+ SND_PCI_QUIRK(0x1043, 0x115d, "Asus 1015E", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
+ SND_PCI_QUIRK(0x1043, 0x11c0, "ASUS X556UR", ALC255_FIXUP_ASUS_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1043, 0x125e, "ASUS Q524UQK", ALC255_FIXUP_ASUS_MIC_NO_PRESENCE),
+@@ -9963,22 +9964,6 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
+ {0x12, 0x90a60130},
+ {0x17, 0x90170110},
+ {0x21, 0x03211020}),
+- SND_HDA_PIN_QUIRK(0x10ec0295, 0x1028, "Dell", ALC269_FIXUP_DELL4_MIC_NO_PRESENCE,
+- {0x14, 0x90170110},
+- {0x21, 0x04211020}),
+- SND_HDA_PIN_QUIRK(0x10ec0295, 0x1028, "Dell", ALC269_FIXUP_DELL4_MIC_NO_PRESENCE,
+- {0x14, 0x90170110},
+- {0x21, 0x04211030}),
+- SND_HDA_PIN_QUIRK(0x10ec0295, 0x1028, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE,
+- ALC295_STANDARD_PINS,
+- {0x17, 0x21014020},
+- {0x18, 0x21a19030}),
+- SND_HDA_PIN_QUIRK(0x10ec0295, 0x1028, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE,
+- ALC295_STANDARD_PINS,
+- {0x17, 0x21014040},
+- {0x18, 0x21a19050}),
+- SND_HDA_PIN_QUIRK(0x10ec0295, 0x1028, "Dell", ALC269_FIXUP_DELL1_MIC_NO_PRESENCE,
+- ALC295_STANDARD_PINS),
+ SND_HDA_PIN_QUIRK(0x10ec0298, 0x1028, "Dell", ALC298_FIXUP_DELL1_MIC_NO_PRESENCE,
+ ALC298_STANDARD_PINS,
+ {0x17, 0x90170110}),
+@@ -10022,6 +10007,9 @@ static const struct snd_hda_pin_quirk alc269_fallback_pin_fixup_tbl[] = {
+ SND_HDA_PIN_QUIRK(0x10ec0289, 0x1028, "Dell", ALC269_FIXUP_DELL4_MIC_NO_PRESENCE,
+ {0x19, 0x40000000},
+ {0x1b, 0x40000000}),
++ SND_HDA_PIN_QUIRK(0x10ec0295, 0x1028, "Dell", ALC269_FIXUP_DELL4_MIC_NO_PRESENCE,
++ {0x19, 0x40000000},
++ {0x1b, 0x40000000}),
+ SND_HDA_PIN_QUIRK(0x10ec0256, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
+ {0x19, 0x40000000},
+ {0x1a, 0x40000000}),
+diff --git a/sound/soc/codecs/lpass-wsa-macro.c b/sound/soc/codecs/lpass-wsa-macro.c
+index dd1a8b7bc794c..8973f439123f7 100644
+--- a/sound/soc/codecs/lpass-wsa-macro.c
++++ b/sound/soc/codecs/lpass-wsa-macro.c
+@@ -1678,6 +1678,9 @@ static int wsa_macro_spk_boost_event(struct snd_soc_dapm_widget *w,
+ boost_path_cfg1 = CDC_WSA_RX1_RX_PATH_CFG1;
+ reg = CDC_WSA_RX1_RX_PATH_CTL;
+ reg_mix = CDC_WSA_RX1_RX_PATH_MIX_CTL;
++ } else {
++ dev_warn(component->dev, "Incorrect widget name in the driver\n");
++ return -EINVAL;
+ }
+
+ switch (event) {
+diff --git a/sound/soc/ti/omap-mcbsp.c b/sound/soc/ti/omap-mcbsp.c
+index 4479d74f0a458..81d2be87e9739 100644
+--- a/sound/soc/ti/omap-mcbsp.c
++++ b/sound/soc/ti/omap-mcbsp.c
+@@ -74,14 +74,16 @@ static int omap2_mcbsp_set_clks_src(struct omap_mcbsp *mcbsp, u8 fck_src_id)
+ return -EINVAL;
+ }
+
+- pm_runtime_put_sync(mcbsp->dev);
++ if (mcbsp->active)
++ pm_runtime_put_sync(mcbsp->dev);
+
+ r = clk_set_parent(mcbsp->fclk, fck_src);
+ if (r)
+ dev_err(mcbsp->dev, "CLKS: could not clk_set_parent() to %s\n",
+ src);
+
+- pm_runtime_get_sync(mcbsp->dev);
++ if (mcbsp->active)
++ pm_runtime_get_sync(mcbsp->dev);
+
+ clk_put(fck_src);
+
+diff --git a/tools/power/x86/turbostat/turbostat.c b/tools/power/x86/turbostat/turbostat.c
+index a3197efe52c63..65ada8065cfc2 100644
+--- a/tools/power/x86/turbostat/turbostat.c
++++ b/tools/power/x86/turbostat/turbostat.c
+@@ -2100,7 +2100,7 @@ retry:
+ if ((DO_BIC(BIC_CPU_c6) || soft_c1_residency_display(BIC_CPU_c6)) && !do_knl_cstates) {
+ if (get_msr(cpu, MSR_CORE_C6_RESIDENCY, &c->c6))
+ return -7;
+- } else if (do_knl_cstates || soft_c1_residency_display(BIC_CPU_c6)) {
++ } else if (do_knl_cstates && soft_c1_residency_display(BIC_CPU_c6)) {
+ if (get_msr(cpu, MSR_KNL_CORE_C6_RESIDENCY, &c->c6))
+ return -7;
+ }
+@@ -5543,6 +5543,7 @@ void process_cpuid()
+ rapl_probe(family, model);
+ perf_limit_reasons_probe(family, model);
+ automatic_cstate_conversion_probe(family, model);
++ prewake_cstate_probe(family, model);
+
+ check_tcc_offset(model_orig);
+
+diff --git a/tools/testing/selftests/efivarfs/create-read.c b/tools/testing/selftests/efivarfs/create-read.c
+index 9674a19396a32..7bc7af4eb2c17 100644
+--- a/tools/testing/selftests/efivarfs/create-read.c
++++ b/tools/testing/selftests/efivarfs/create-read.c
+@@ -32,8 +32,10 @@ int main(int argc, char **argv)
+ rc = read(fd, buf, sizeof(buf));
+ if (rc != 0) {
+ fprintf(stderr, "Reading a new var should return EOF\n");
++ close(fd);
+ return EXIT_FAILURE;
+ }
+
++ close(fd);
+ return EXIT_SUCCESS;
+ }
+diff --git a/tools/testing/selftests/resctrl/cmt_test.c b/tools/testing/selftests/resctrl/cmt_test.c
+index 3b0454e7fc826..dd9f9db70af46 100644
+--- a/tools/testing/selftests/resctrl/cmt_test.c
++++ b/tools/testing/selftests/resctrl/cmt_test.c
+@@ -91,9 +91,6 @@ int cmt_resctrl_val(int cpu_no, int n, char **benchmark_cmd)
+ if (ret)
+ return ret;
+
+- if (!validate_resctrl_feature_request(CMT_STR))
+- return -1;
+-
+ ret = get_cbm_mask("L3", cbm_mask);
+ if (ret)
+ return ret;
+diff --git a/tools/testing/selftests/resctrl/mba_test.c b/tools/testing/selftests/resctrl/mba_test.c
+index 97dc98c0c9497..ff8b588b63ed7 100644
+--- a/tools/testing/selftests/resctrl/mba_test.c
++++ b/tools/testing/selftests/resctrl/mba_test.c
+@@ -12,7 +12,7 @@
+
+ #define RESULT_FILE_NAME "result_mba"
+ #define NUM_OF_RUNS 5
+-#define MAX_DIFF_PERCENT 5
++#define MAX_DIFF_PERCENT 8
+ #define ALLOCATION_MAX 100
+ #define ALLOCATION_MIN 10
+ #define ALLOCATION_STEP 10
+diff --git a/tools/testing/selftests/resctrl/mbm_test.c b/tools/testing/selftests/resctrl/mbm_test.c
+index 280187628054d..5dc1dce89733a 100644
+--- a/tools/testing/selftests/resctrl/mbm_test.c
++++ b/tools/testing/selftests/resctrl/mbm_test.c
+@@ -11,7 +11,7 @@
+ #include "resctrl.h"
+
+ #define RESULT_FILE_NAME "result_mbm"
+-#define MAX_DIFF_PERCENT 5
++#define MAX_DIFF_PERCENT 8
+ #define NUM_OF_RUNS 5
+
+ static int
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