From: "Mike Pagano" <mpagano@gentoo.org>
To: gentoo-commits@lists.gentoo.org
Subject: [gentoo-commits] proj/linux-patches:4.9 commit in: /
Date: Mon, 7 Aug 2017 10:26:59 +0000 (UTC) [thread overview]
Message-ID: <1502101611.75b675050b8c4ce31c20d14ab334f93a025e145d.mpagano@gentoo> (raw)
commit: 75b675050b8c4ce31c20d14ab334f93a025e145d
Author: Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Mon Aug 7 10:26:51 2017 +0000
Commit: Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Mon Aug 7 10:26:51 2017 +0000
URL: https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=75b67505
Linux patch 4.9.41
0000_README | 4 +
1040_linux-4.9.41.patch | 3462 +++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 3466 insertions(+)
diff --git a/0000_README b/0000_README
index 82eac05..eacc709 100644
--- a/0000_README
+++ b/0000_README
@@ -203,6 +203,10 @@ Patch: 1039_linux-4.9.40.patch
From: http://www.kernel.org
Desc: Linux 4.9.40
+Patch: 1040_linux-4.9.41.patch
+From: http://www.kernel.org
+Desc: Linux 4.9.41
+
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/1040_linux-4.9.41.patch b/1040_linux-4.9.41.patch
new file mode 100644
index 0000000..a43b44b
--- /dev/null
+++ b/1040_linux-4.9.41.patch
@@ -0,0 +1,3462 @@
+diff --git a/Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt b/Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt
+index 3e5b9793341f..8682ab6d4a50 100644
+--- a/Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt
++++ b/Documentation/devicetree/bindings/input/tps65218-pwrbutton.txt
+@@ -8,8 +8,9 @@ This driver provides a simple power button event via an Interrupt.
+ Required properties:
+ - compatible: should be "ti,tps65217-pwrbutton" or "ti,tps65218-pwrbutton"
+
+-Required properties for TPS65218:
++Required properties:
+ - interrupts: should be one of the following
++ - <2>: For controllers compatible with tps65217
+ - <3 IRQ_TYPE_EDGE_BOTH>: For controllers compatible with tps65218
+
+ Examples:
+@@ -17,6 +18,7 @@ Examples:
+ &tps {
+ tps65217-pwrbutton {
+ compatible = "ti,tps65217-pwrbutton";
++ interrupts = <2>;
+ };
+ };
+
+diff --git a/Documentation/devicetree/bindings/power/supply/tps65217_charger.txt b/Documentation/devicetree/bindings/power/supply/tps65217_charger.txt
+index 98d131acee95..a11072c5a866 100644
+--- a/Documentation/devicetree/bindings/power/supply/tps65217_charger.txt
++++ b/Documentation/devicetree/bindings/power/supply/tps65217_charger.txt
+@@ -2,11 +2,16 @@ TPS65217 Charger
+
+ Required Properties:
+ -compatible: "ti,tps65217-charger"
++-interrupts: TPS65217 interrupt numbers for the AC and USB charger input change.
++ Should be <0> for the USB charger and <1> for the AC adapter.
++-interrupt-names: Should be "USB" and "AC"
+
+ This node is a subnode of the tps65217 PMIC.
+
+ Example:
+
+ tps65217-charger {
+- compatible = "ti,tps65090-charger";
++ compatible = "ti,tps65217-charger";
++ interrupts = <0>, <1>;
++ interrupt-names = "USB", "AC";
+ };
+diff --git a/Makefile b/Makefile
+index d9397a912c31..82eb3d1ee801 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,6 @@
+ VERSION = 4
+ PATCHLEVEL = 9
+-SUBLEVEL = 40
++SUBLEVEL = 41
+ EXTRAVERSION =
+ NAME = Roaring Lionus
+
+diff --git a/arch/arc/kernel/mcip.c b/arch/arc/kernel/mcip.c
+index f39142acc89e..be131b296a55 100644
+--- a/arch/arc/kernel/mcip.c
++++ b/arch/arc/kernel/mcip.c
+@@ -10,6 +10,7 @@
+
+ #include <linux/smp.h>
+ #include <linux/irq.h>
++#include <linux/irqchip/chained_irq.h>
+ #include <linux/spinlock.h>
+ #include <asm/irqflags-arcv2.h>
+ #include <asm/mcip.h>
+@@ -221,10 +222,13 @@ static irq_hw_number_t idu_first_hwirq;
+ static void idu_cascade_isr(struct irq_desc *desc)
+ {
+ struct irq_domain *idu_domain = irq_desc_get_handler_data(desc);
++ struct irq_chip *core_chip = irq_desc_get_chip(desc);
+ irq_hw_number_t core_hwirq = irqd_to_hwirq(irq_desc_get_irq_data(desc));
+ irq_hw_number_t idu_hwirq = core_hwirq - idu_first_hwirq;
+
++ chained_irq_enter(core_chip, desc);
+ generic_handle_irq(irq_find_mapping(idu_domain, idu_hwirq));
++ chained_irq_exit(core_chip, desc);
+ }
+
+ static int idu_irq_map(struct irq_domain *d, unsigned int virq, irq_hw_number_t hwirq)
+diff --git a/arch/arm/boot/dts/am57xx-idk-common.dtsi b/arch/arm/boot/dts/am57xx-idk-common.dtsi
+index 03cec62260e1..db858fff4e18 100644
+--- a/arch/arm/boot/dts/am57xx-idk-common.dtsi
++++ b/arch/arm/boot/dts/am57xx-idk-common.dtsi
+@@ -294,7 +294,7 @@
+ };
+
+ &usb2 {
+- dr_mode = "otg";
++ dr_mode = "peripheral";
+ };
+
+ &mmc2 {
+diff --git a/arch/arm/boot/dts/omap3-n900.dts b/arch/arm/boot/dts/omap3-n900.dts
+index 87ca50b53002..4d448f145ed1 100644
+--- a/arch/arm/boot/dts/omap3-n900.dts
++++ b/arch/arm/boot/dts/omap3-n900.dts
+@@ -734,6 +734,8 @@
+ vmmc_aux-supply = <&vsim>;
+ bus-width = <8>;
+ non-removable;
++ no-sdio;
++ no-sd;
+ };
+
+ &mmc3 {
+diff --git a/arch/arm/configs/s3c2410_defconfig b/arch/arm/configs/s3c2410_defconfig
+index bc4bfe02e611..60d3fecd7a22 100644
+--- a/arch/arm/configs/s3c2410_defconfig
++++ b/arch/arm/configs/s3c2410_defconfig
+@@ -86,9 +86,9 @@ CONFIG_IPV6_TUNNEL=m
+ CONFIG_NETFILTER=y
+ CONFIG_NF_CONNTRACK=m
+ CONFIG_NF_CONNTRACK_EVENTS=y
+-CONFIG_NF_CT_PROTO_DCCP=m
+-CONFIG_NF_CT_PROTO_SCTP=m
+-CONFIG_NF_CT_PROTO_UDPLITE=m
++CONFIG_NF_CT_PROTO_DCCP=y
++CONFIG_NF_CT_PROTO_SCTP=y
++CONFIG_NF_CT_PROTO_UDPLITE=y
+ CONFIG_NF_CONNTRACK_AMANDA=m
+ CONFIG_NF_CONNTRACK_FTP=m
+ CONFIG_NF_CONNTRACK_H323=m
+diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
+index 1052b29697b8..b5c1714ebfdd 100644
+--- a/arch/arm/mach-omap2/omap_hwmod.c
++++ b/arch/arm/mach-omap2/omap_hwmod.c
+@@ -790,14 +790,14 @@ static int _init_main_clk(struct omap_hwmod *oh)
+ int ret = 0;
+ char name[MOD_CLK_MAX_NAME_LEN];
+ struct clk *clk;
++ static const char modck[] = "_mod_ck";
+
+- /* +7 magic comes from '_mod_ck' suffix */
+- if (strlen(oh->name) + 7 > MOD_CLK_MAX_NAME_LEN)
++ if (strlen(oh->name) >= MOD_CLK_MAX_NAME_LEN - strlen(modck))
+ pr_warn("%s: warning: cropping name for %s\n", __func__,
+ oh->name);
+
+- strncpy(name, oh->name, MOD_CLK_MAX_NAME_LEN - 7);
+- strcat(name, "_mod_ck");
++ strlcpy(name, oh->name, MOD_CLK_MAX_NAME_LEN - strlen(modck));
++ strlcat(name, modck, MOD_CLK_MAX_NAME_LEN);
+
+ clk = clk_get(NULL, name);
+ if (!IS_ERR(clk)) {
+diff --git a/arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts b/arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts
+index 358089687a69..ef1b9e573af0 100644
+--- a/arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts
++++ b/arch/arm64/boot/dts/xilinx/zynqmp-ep108.dts
+@@ -27,7 +27,7 @@
+ stdout-path = "serial0:115200n8";
+ };
+
+- memory {
++ memory@0 {
+ device_type = "memory";
+ reg = <0x0 0x0 0x0 0x40000000>;
+ };
+diff --git a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
+index 68a908334c7b..54dc28351c8c 100644
+--- a/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
++++ b/arch/arm64/boot/dts/xilinx/zynqmp.dtsi
+@@ -72,7 +72,7 @@
+ <1 10 0xf08>;
+ };
+
+- amba_apu {
++ amba_apu: amba_apu@0 {
+ compatible = "simple-bus";
+ #address-cells = <2>;
+ #size-cells = <1>;
+@@ -175,7 +175,7 @@
+ };
+
+ i2c0: i2c@ff020000 {
+- compatible = "cdns,i2c-r1p10";
++ compatible = "cdns,i2c-r1p14", "cdns,i2c-r1p10";
+ status = "disabled";
+ interrupt-parent = <&gic>;
+ interrupts = <0 17 4>;
+@@ -185,7 +185,7 @@
+ };
+
+ i2c1: i2c@ff030000 {
+- compatible = "cdns,i2c-r1p10";
++ compatible = "cdns,i2c-r1p14", "cdns,i2c-r1p10";
+ status = "disabled";
+ interrupt-parent = <&gic>;
+ interrupts = <0 18 4>;
+diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c
+index 8b8ac3db4092..0e90c7e0279c 100644
+--- a/arch/arm64/mm/fault.c
++++ b/arch/arm64/mm/fault.c
+@@ -101,21 +101,21 @@ void show_pte(struct mm_struct *mm, unsigned long addr)
+ break;
+
+ pud = pud_offset(pgd, addr);
+- printk(", *pud=%016llx", pud_val(*pud));
++ pr_cont(", *pud=%016llx", pud_val(*pud));
+ if (pud_none(*pud) || pud_bad(*pud))
+ break;
+
+ pmd = pmd_offset(pud, addr);
+- printk(", *pmd=%016llx", pmd_val(*pmd));
++ pr_cont(", *pmd=%016llx", pmd_val(*pmd));
+ if (pmd_none(*pmd) || pmd_bad(*pmd))
+ break;
+
+ pte = pte_offset_map(pmd, addr);
+- printk(", *pte=%016llx", pte_val(*pte));
++ pr_cont(", *pte=%016llx", pte_val(*pte));
+ pte_unmap(pte);
+ } while(0);
+
+- printk("\n");
++ pr_cont("\n");
+ }
+
+ #ifdef CONFIG_ARM64_HW_AFDBM
+diff --git a/arch/openrisc/kernel/vmlinux.lds.S b/arch/openrisc/kernel/vmlinux.lds.S
+index d68b9ede8423..c50609aead35 100644
+--- a/arch/openrisc/kernel/vmlinux.lds.S
++++ b/arch/openrisc/kernel/vmlinux.lds.S
+@@ -38,6 +38,8 @@ SECTIONS
+ /* Read-only sections, merged into text segment: */
+ . = LOAD_BASE ;
+
++ _text = .;
++
+ /* _s_kernel_ro must be page aligned */
+ . = ALIGN(PAGE_SIZE);
+ _s_kernel_ro = .;
+diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c
+index 53ec75f8e237..c721ea2fdbd8 100644
+--- a/arch/parisc/kernel/cache.c
++++ b/arch/parisc/kernel/cache.c
+@@ -452,8 +452,8 @@ void copy_user_page(void *vto, void *vfrom, unsigned long vaddr,
+ before it can be accessed through the kernel mapping. */
+ preempt_disable();
+ flush_dcache_page_asm(__pa(vfrom), vaddr);
+- preempt_enable();
+ copy_page_asm(vto, vfrom);
++ preempt_enable();
+ }
+ EXPORT_SYMBOL(copy_user_page);
+
+@@ -538,6 +538,10 @@ void flush_cache_mm(struct mm_struct *mm)
+ struct vm_area_struct *vma;
+ pgd_t *pgd;
+
++ /* Flush the TLB to avoid speculation if coherency is required. */
++ if (parisc_requires_coherency())
++ flush_tlb_all();
++
+ /* Flushing the whole cache on each cpu takes forever on
+ rp3440, etc. So, avoid it if the mm isn't too big. */
+ if (mm_total_size(mm) >= parisc_cache_flush_threshold) {
+@@ -594,33 +598,22 @@ flush_user_icache_range(unsigned long start, unsigned long end)
+ void flush_cache_range(struct vm_area_struct *vma,
+ unsigned long start, unsigned long end)
+ {
+- unsigned long addr;
+- pgd_t *pgd;
+-
+ BUG_ON(!vma->vm_mm->context);
+
++ /* Flush the TLB to avoid speculation if coherency is required. */
++ if (parisc_requires_coherency())
++ flush_tlb_range(vma, start, end);
++
+ if ((end - start) >= parisc_cache_flush_threshold) {
+ flush_cache_all();
+ return;
+ }
+
+- if (vma->vm_mm->context == mfsp(3)) {
+- flush_user_dcache_range_asm(start, end);
+- if (vma->vm_flags & VM_EXEC)
+- flush_user_icache_range_asm(start, end);
+- return;
+- }
++ BUG_ON(vma->vm_mm->context != mfsp(3));
+
+- pgd = vma->vm_mm->pgd;
+- for (addr = start & PAGE_MASK; addr < end; addr += PAGE_SIZE) {
+- unsigned long pfn;
+- pte_t *ptep = get_ptep(pgd, addr);
+- if (!ptep)
+- continue;
+- pfn = pte_pfn(*ptep);
+- if (pfn_valid(pfn))
+- __flush_cache_page(vma, addr, PFN_PHYS(pfn));
+- }
++ flush_user_dcache_range_asm(start, end);
++ if (vma->vm_flags & VM_EXEC)
++ flush_user_icache_range_asm(start, end);
+ }
+
+ void
+@@ -629,7 +622,8 @@ flush_cache_page(struct vm_area_struct *vma, unsigned long vmaddr, unsigned long
+ BUG_ON(!vma->vm_mm->context);
+
+ if (pfn_valid(pfn)) {
+- flush_tlb_page(vma, vmaddr);
++ if (parisc_requires_coherency())
++ flush_tlb_page(vma, vmaddr);
+ __flush_cache_page(vma, vmaddr, PFN_PHYS(pfn));
+ }
+ }
+diff --git a/arch/parisc/kernel/process.c b/arch/parisc/kernel/process.c
+index e7ffde2758fc..7593787ed4c3 100644
+--- a/arch/parisc/kernel/process.c
++++ b/arch/parisc/kernel/process.c
+@@ -50,6 +50,7 @@
+ #include <linux/uaccess.h>
+ #include <linux/rcupdate.h>
+ #include <linux/random.h>
++#include <linux/nmi.h>
+
+ #include <asm/io.h>
+ #include <asm/asm-offsets.h>
+@@ -142,6 +143,7 @@ void machine_power_off(void)
+
+ /* prevent soft lockup/stalled CPU messages for endless loop. */
+ rcu_sysrq_start();
++ lockup_detector_suspend();
+ for (;;);
+ }
+
+diff --git a/arch/powerpc/include/asm/topology.h b/arch/powerpc/include/asm/topology.h
+index 329771559cbb..8b3b46b7b0f2 100644
+--- a/arch/powerpc/include/asm/topology.h
++++ b/arch/powerpc/include/asm/topology.h
+@@ -44,22 +44,8 @@ extern void __init dump_numa_cpu_topology(void);
+ extern int sysfs_add_device_to_node(struct device *dev, int nid);
+ extern void sysfs_remove_device_from_node(struct device *dev, int nid);
+
+-static inline int early_cpu_to_node(int cpu)
+-{
+- int nid;
+-
+- nid = numa_cpu_lookup_table[cpu];
+-
+- /*
+- * Fall back to node 0 if nid is unset (it should be, except bugs).
+- * This allows callers to safely do NODE_DATA(early_cpu_to_node(cpu)).
+- */
+- return (nid < 0) ? 0 : nid;
+-}
+ #else
+
+-static inline int early_cpu_to_node(int cpu) { return 0; }
+-
+ static inline void dump_numa_cpu_topology(void) {}
+
+ static inline int sysfs_add_device_to_node(struct device *dev, int nid)
+diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
+index ada71bee176d..a12be60181bf 100644
+--- a/arch/powerpc/kernel/setup_64.c
++++ b/arch/powerpc/kernel/setup_64.c
+@@ -595,7 +595,7 @@ void __init emergency_stack_init(void)
+
+ static void * __init pcpu_fc_alloc(unsigned int cpu, size_t size, size_t align)
+ {
+- return __alloc_bootmem_node(NODE_DATA(early_cpu_to_node(cpu)), size, align,
++ return __alloc_bootmem_node(NODE_DATA(cpu_to_node(cpu)), size, align,
+ __pa(MAX_DMA_ADDRESS));
+ }
+
+@@ -606,7 +606,7 @@ static void __init pcpu_fc_free(void *ptr, size_t size)
+
+ static int pcpu_cpu_distance(unsigned int from, unsigned int to)
+ {
+- if (early_cpu_to_node(from) == early_cpu_to_node(to))
++ if (cpu_to_node(from) == cpu_to_node(to))
+ return LOCAL_DISTANCE;
+ else
+ return REMOTE_DISTANCE;
+diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
+index 5c0298422300..218cba2f5699 100644
+--- a/arch/powerpc/kvm/book3s_hv.c
++++ b/arch/powerpc/kvm/book3s_hv.c
+@@ -2808,6 +2808,8 @@ static int kvmppc_vcpu_run_hv(struct kvm_run *run, struct kvm_vcpu *vcpu)
+ int r;
+ int srcu_idx;
+ unsigned long ebb_regs[3] = {}; /* shut up GCC */
++ unsigned long user_tar = 0;
++ unsigned int user_vrsave;
+
+ if (!vcpu->arch.sane) {
+ run->exit_reason = KVM_EXIT_INTERNAL_ERROR;
+@@ -2828,6 +2830,8 @@ static int kvmppc_vcpu_run_hv(struct kvm_run *run, struct kvm_vcpu *vcpu)
+ run->fail_entry.hardware_entry_failure_reason = 0;
+ return -EINVAL;
+ }
++ /* Enable TM so we can read the TM SPRs */
++ mtmsr(mfmsr() | MSR_TM);
+ current->thread.tm_tfhar = mfspr(SPRN_TFHAR);
+ current->thread.tm_tfiar = mfspr(SPRN_TFIAR);
+ current->thread.tm_texasr = mfspr(SPRN_TEXASR);
+@@ -2856,12 +2860,14 @@ static int kvmppc_vcpu_run_hv(struct kvm_run *run, struct kvm_vcpu *vcpu)
+
+ flush_all_to_thread(current);
+
+- /* Save userspace EBB register values */
++ /* Save userspace EBB and other register values */
+ if (cpu_has_feature(CPU_FTR_ARCH_207S)) {
+ ebb_regs[0] = mfspr(SPRN_EBBHR);
+ ebb_regs[1] = mfspr(SPRN_EBBRR);
+ ebb_regs[2] = mfspr(SPRN_BESCR);
++ user_tar = mfspr(SPRN_TAR);
+ }
++ user_vrsave = mfspr(SPRN_VRSAVE);
+
+ vcpu->arch.wqp = &vcpu->arch.vcore->wq;
+ vcpu->arch.pgdir = current->mm->pgd;
+@@ -2885,12 +2891,15 @@ static int kvmppc_vcpu_run_hv(struct kvm_run *run, struct kvm_vcpu *vcpu)
+ r = kvmppc_xics_rm_complete(vcpu, 0);
+ } while (is_kvmppc_resume_guest(r));
+
+- /* Restore userspace EBB register values */
++ /* Restore userspace EBB and other register values */
+ if (cpu_has_feature(CPU_FTR_ARCH_207S)) {
+ mtspr(SPRN_EBBHR, ebb_regs[0]);
+ mtspr(SPRN_EBBRR, ebb_regs[1]);
+ mtspr(SPRN_BESCR, ebb_regs[2]);
++ mtspr(SPRN_TAR, user_tar);
++ mtspr(SPRN_FSCR, current->thread.fscr);
+ }
++ mtspr(SPRN_VRSAVE, user_vrsave);
+
+ out:
+ vcpu->arch.state = KVMPPC_VCPU_NOTREADY;
+diff --git a/arch/powerpc/kvm/book3s_hv_rmhandlers.S b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
+index 6f81adb112f1..0447a22a4df6 100644
+--- a/arch/powerpc/kvm/book3s_hv_rmhandlers.S
++++ b/arch/powerpc/kvm/book3s_hv_rmhandlers.S
+@@ -37,6 +37,13 @@
+ #define NAPPING_CEDE 1
+ #define NAPPING_NOVCPU 2
+
++/* Stack frame offsets for kvmppc_hv_entry */
++#define SFS 112
++#define STACK_SLOT_TRAP (SFS-4)
++#define STACK_SLOT_CIABR (SFS-16)
++#define STACK_SLOT_DAWR (SFS-24)
++#define STACK_SLOT_DAWRX (SFS-32)
++
+ /*
+ * Call kvmppc_hv_entry in real mode.
+ * Must be called with interrupts hard-disabled.
+@@ -289,10 +296,10 @@ kvm_novcpu_exit:
+ bl kvmhv_accumulate_time
+ #endif
+ 13: mr r3, r12
+- stw r12, 112-4(r1)
++ stw r12, STACK_SLOT_TRAP(r1)
+ bl kvmhv_commence_exit
+ nop
+- lwz r12, 112-4(r1)
++ lwz r12, STACK_SLOT_TRAP(r1)
+ b kvmhv_switch_to_host
+
+ /*
+@@ -537,7 +544,7 @@ kvmppc_hv_entry:
+ */
+ mflr r0
+ std r0, PPC_LR_STKOFF(r1)
+- stdu r1, -112(r1)
++ stdu r1, -SFS(r1)
+
+ /* Save R1 in the PACA */
+ std r1, HSTATE_HOST_R1(r13)
+@@ -698,6 +705,16 @@ kvmppc_got_guest:
+ mtspr SPRN_PURR,r7
+ mtspr SPRN_SPURR,r8
+
++ /* Save host values of some registers */
++BEGIN_FTR_SECTION
++ mfspr r5, SPRN_CIABR
++ mfspr r6, SPRN_DAWR
++ mfspr r7, SPRN_DAWRX
++ std r5, STACK_SLOT_CIABR(r1)
++ std r6, STACK_SLOT_DAWR(r1)
++ std r7, STACK_SLOT_DAWRX(r1)
++END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S)
++
+ BEGIN_FTR_SECTION
+ /* Set partition DABR */
+ /* Do this before re-enabling PMU to avoid P7 DABR corruption bug */
+@@ -1361,8 +1378,7 @@ END_FTR_SECTION_IFCLR(CPU_FTR_ARCH_207S)
+ */
+ li r0, 0
+ mtspr SPRN_IAMR, r0
+- mtspr SPRN_CIABR, r0
+- mtspr SPRN_DAWRX, r0
++ mtspr SPRN_PSPB, r0
+ mtspr SPRN_TCSCR, r0
+ mtspr SPRN_WORT, r0
+ /* Set MMCRS to 1<<31 to freeze and disable the SPMC counters */
+@@ -1378,6 +1394,7 @@ END_FTR_SECTION_IFCLR(CPU_FTR_ARCH_207S)
+ std r6,VCPU_UAMOR(r9)
+ li r6,0
+ mtspr SPRN_AMR,r6
++ mtspr SPRN_UAMOR, r6
+
+ /* Switch DSCR back to host value */
+ mfspr r8, SPRN_DSCR
+@@ -1519,6 +1536,16 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S)
+ slbia
+ ptesync
+
++ /* Restore host values of some registers */
++BEGIN_FTR_SECTION
++ ld r5, STACK_SLOT_CIABR(r1)
++ ld r6, STACK_SLOT_DAWR(r1)
++ ld r7, STACK_SLOT_DAWRX(r1)
++ mtspr SPRN_CIABR, r5
++ mtspr SPRN_DAWR, r6
++ mtspr SPRN_DAWRX, r7
++END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S)
++
+ /*
+ * POWER7/POWER8 guest -> host partition switch code.
+ * We don't have to lock against tlbies but we do
+@@ -1652,8 +1679,8 @@ END_FTR_SECTION_IFSET(CPU_FTR_ARCH_207S)
+ li r0, KVM_GUEST_MODE_NONE
+ stb r0, HSTATE_IN_GUEST(r13)
+
+- ld r0, 112+PPC_LR_STKOFF(r1)
+- addi r1, r1, 112
++ ld r0, SFS+PPC_LR_STKOFF(r1)
++ addi r1, r1, SFS
+ mtlr r0
+ blr
+
+diff --git a/arch/powerpc/platforms/pseries/reconfig.c b/arch/powerpc/platforms/pseries/reconfig.c
+index cc66c49f07aa..666ad0611e63 100644
+--- a/arch/powerpc/platforms/pseries/reconfig.c
++++ b/arch/powerpc/platforms/pseries/reconfig.c
+@@ -82,7 +82,6 @@ static int pSeries_reconfig_remove_node(struct device_node *np)
+
+ of_detach_node(np);
+ of_node_put(parent);
+- of_node_put(np); /* Must decrement the refcount */
+ return 0;
+ }
+
+diff --git a/arch/x86/events/intel/cstate.c b/arch/x86/events/intel/cstate.c
+index fec8a461bdef..1076c9a77292 100644
+--- a/arch/x86/events/intel/cstate.c
++++ b/arch/x86/events/intel/cstate.c
+@@ -434,6 +434,7 @@ static struct pmu cstate_core_pmu = {
+ .stop = cstate_pmu_event_stop,
+ .read = cstate_pmu_event_update,
+ .capabilities = PERF_PMU_CAP_NO_INTERRUPT,
++ .module = THIS_MODULE,
+ };
+
+ static struct pmu cstate_pkg_pmu = {
+@@ -447,6 +448,7 @@ static struct pmu cstate_pkg_pmu = {
+ .stop = cstate_pmu_event_stop,
+ .read = cstate_pmu_event_update,
+ .capabilities = PERF_PMU_CAP_NO_INTERRUPT,
++ .module = THIS_MODULE,
+ };
+
+ static const struct cstate_model nhm_cstates __initconst = {
+diff --git a/arch/x86/events/intel/rapl.c b/arch/x86/events/intel/rapl.c
+index 8b902b67342a..970c1de3b86e 100644
+--- a/arch/x86/events/intel/rapl.c
++++ b/arch/x86/events/intel/rapl.c
+@@ -697,6 +697,7 @@ static int __init init_rapl_pmus(void)
+ rapl_pmus->pmu.start = rapl_pmu_event_start;
+ rapl_pmus->pmu.stop = rapl_pmu_event_stop;
+ rapl_pmus->pmu.read = rapl_pmu_event_read;
++ rapl_pmus->pmu.module = THIS_MODULE;
+ return 0;
+ }
+
+diff --git a/arch/x86/events/intel/uncore.c b/arch/x86/events/intel/uncore.c
+index 19d646a783fd..aec6cc925af8 100644
+--- a/arch/x86/events/intel/uncore.c
++++ b/arch/x86/events/intel/uncore.c
+@@ -733,6 +733,7 @@ static int uncore_pmu_register(struct intel_uncore_pmu *pmu)
+ .start = uncore_pmu_event_start,
+ .stop = uncore_pmu_event_stop,
+ .read = uncore_pmu_event_read,
++ .module = THIS_MODULE,
+ };
+ } else {
+ pmu->pmu = *pmu->type->pmu;
+diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c b/arch/x86/kernel/cpu/mcheck/mce_amd.c
+index 3dfca7b302dc..a5b47c1361a0 100644
+--- a/arch/x86/kernel/cpu/mcheck/mce_amd.c
++++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c
+@@ -955,6 +955,9 @@ static int threshold_create_bank(unsigned int cpu, unsigned int bank)
+ const char *name = get_name(bank, NULL);
+ int err = 0;
+
++ if (!dev)
++ return -ENODEV;
++
+ if (is_shared_bank(bank)) {
+ nb = node_to_amd_nb(amd_get_nb_id(cpu));
+
+diff --git a/arch/x86/platform/intel-mid/device_libs/Makefile b/arch/x86/platform/intel-mid/device_libs/Makefile
+index dd6cfa4ad3ac..75029d0cfa15 100644
+--- a/arch/x86/platform/intel-mid/device_libs/Makefile
++++ b/arch/x86/platform/intel-mid/device_libs/Makefile
+@@ -15,7 +15,7 @@ obj-$(subst m,y,$(CONFIG_INTEL_MID_POWER_BUTTON)) += platform_msic_power_btn.o
+ obj-$(subst m,y,$(CONFIG_GPIO_INTEL_PMIC)) += platform_pmic_gpio.o
+ obj-$(subst m,y,$(CONFIG_INTEL_MFLD_THERMAL)) += platform_msic_thermal.o
+ # SPI Devices
+-obj-$(subst m,y,$(CONFIG_SPI_SPIDEV)) += platform_spidev.o
++obj-$(subst m,y,$(CONFIG_SPI_SPIDEV)) += platform_mrfld_spidev.o
+ # I2C Devices
+ obj-$(subst m,y,$(CONFIG_SENSORS_EMC1403)) += platform_emc1403.o
+ obj-$(subst m,y,$(CONFIG_SENSORS_LIS3LV02D)) += platform_lis331.o
+diff --git a/arch/x86/platform/intel-mid/device_libs/platform_mrfld_spidev.c b/arch/x86/platform/intel-mid/device_libs/platform_mrfld_spidev.c
+new file mode 100644
+index 000000000000..27186ad654c9
+--- /dev/null
++++ b/arch/x86/platform/intel-mid/device_libs/platform_mrfld_spidev.c
+@@ -0,0 +1,54 @@
++/*
++ * spidev platform data initilization file
++ *
++ * (C) Copyright 2014, 2016 Intel Corporation
++ * Authors: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
++ * Dan O'Donovan <dan@emutex.com>
++ *
++ * This program is free software; you can redistribute it and/or
++ * modify it under the terms of the GNU General Public License
++ * as published by the Free Software Foundation; version 2
++ * of the License.
++ */
++
++#include <linux/err.h>
++#include <linux/init.h>
++#include <linux/sfi.h>
++#include <linux/spi/pxa2xx_spi.h>
++#include <linux/spi/spi.h>
++
++#include <asm/intel-mid.h>
++
++#define MRFLD_SPI_DEFAULT_DMA_BURST 8
++#define MRFLD_SPI_DEFAULT_TIMEOUT 500
++
++/* GPIO pin for spidev chipselect */
++#define MRFLD_SPIDEV_GPIO_CS 111
++
++static struct pxa2xx_spi_chip spidev_spi_chip = {
++ .dma_burst_size = MRFLD_SPI_DEFAULT_DMA_BURST,
++ .timeout = MRFLD_SPI_DEFAULT_TIMEOUT,
++ .gpio_cs = MRFLD_SPIDEV_GPIO_CS,
++};
++
++static void __init *spidev_platform_data(void *info)
++{
++ struct spi_board_info *spi_info = info;
++
++ if (intel_mid_identify_cpu() != INTEL_MID_CPU_CHIP_TANGIER)
++ return ERR_PTR(-ENODEV);
++
++ spi_info->mode = SPI_MODE_0;
++ spi_info->controller_data = &spidev_spi_chip;
++
++ return NULL;
++}
++
++static const struct devs_id spidev_dev_id __initconst = {
++ .name = "spidev",
++ .type = SFI_DEV_TYPE_SPI,
++ .delay = 0,
++ .get_platform_data = &spidev_platform_data,
++};
++
++sfi_device(spidev_dev_id);
+diff --git a/arch/x86/platform/intel-mid/device_libs/platform_spidev.c b/arch/x86/platform/intel-mid/device_libs/platform_spidev.c
+deleted file mode 100644
+index 30c601b399ee..000000000000
+--- a/arch/x86/platform/intel-mid/device_libs/platform_spidev.c
++++ /dev/null
+@@ -1,50 +0,0 @@
+-/*
+- * spidev platform data initilization file
+- *
+- * (C) Copyright 2014, 2016 Intel Corporation
+- * Authors: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
+- * Dan O'Donovan <dan@emutex.com>
+- *
+- * This program is free software; you can redistribute it and/or
+- * modify it under the terms of the GNU General Public License
+- * as published by the Free Software Foundation; version 2
+- * of the License.
+- */
+-
+-#include <linux/init.h>
+-#include <linux/sfi.h>
+-#include <linux/spi/pxa2xx_spi.h>
+-#include <linux/spi/spi.h>
+-
+-#include <asm/intel-mid.h>
+-
+-#define MRFLD_SPI_DEFAULT_DMA_BURST 8
+-#define MRFLD_SPI_DEFAULT_TIMEOUT 500
+-
+-/* GPIO pin for spidev chipselect */
+-#define MRFLD_SPIDEV_GPIO_CS 111
+-
+-static struct pxa2xx_spi_chip spidev_spi_chip = {
+- .dma_burst_size = MRFLD_SPI_DEFAULT_DMA_BURST,
+- .timeout = MRFLD_SPI_DEFAULT_TIMEOUT,
+- .gpio_cs = MRFLD_SPIDEV_GPIO_CS,
+-};
+-
+-static void __init *spidev_platform_data(void *info)
+-{
+- struct spi_board_info *spi_info = info;
+-
+- spi_info->mode = SPI_MODE_0;
+- spi_info->controller_data = &spidev_spi_chip;
+-
+- return NULL;
+-}
+-
+-static const struct devs_id spidev_dev_id __initconst = {
+- .name = "spidev",
+- .type = SFI_DEV_TYPE_SPI,
+- .delay = 0,
+- .get_platform_data = &spidev_platform_data,
+-};
+-
+-sfi_device(spidev_dev_id);
+diff --git a/crypto/authencesn.c b/crypto/authencesn.c
+index 121010ac9962..18c94e1c31d1 100644
+--- a/crypto/authencesn.c
++++ b/crypto/authencesn.c
+@@ -248,6 +248,9 @@ static int crypto_authenc_esn_decrypt_tail(struct aead_request *req,
+ u8 *ihash = ohash + crypto_ahash_digestsize(auth);
+ u32 tmp[2];
+
++ if (!authsize)
++ goto decrypt;
++
+ /* Move high-order bits of sequence number back. */
+ scatterwalk_map_and_copy(tmp, dst, 4, 4, 0);
+ scatterwalk_map_and_copy(tmp + 1, dst, assoclen + cryptlen, 4, 0);
+@@ -256,6 +259,8 @@ static int crypto_authenc_esn_decrypt_tail(struct aead_request *req,
+ if (crypto_memneq(ihash, ohash, authsize))
+ return -EBADMSG;
+
++decrypt:
++
+ sg_init_table(areq_ctx->dst, 2);
+ dst = scatterwalk_ffwd(areq_ctx->dst, dst, assoclen);
+
+diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c
+index 5ea5dc219f56..73c9c7fa9001 100644
+--- a/drivers/acpi/glue.c
++++ b/drivers/acpi/glue.c
+@@ -98,7 +98,15 @@ static int find_child_checks(struct acpi_device *adev, bool check_children)
+ if (check_children && list_empty(&adev->children))
+ return -ENODEV;
+
+- return sta_present ? FIND_CHILD_MAX_SCORE : FIND_CHILD_MIN_SCORE;
++ /*
++ * If the device has a _HID (or _CID) returning a valid ACPI/PNP
++ * device ID, it is better to make it look less attractive here, so that
++ * the other device with the same _ADR value (that may not have a valid
++ * device ID) can be matched going forward. [This means a second spec
++ * violation in a row, so whatever we do here is best effort anyway.]
++ */
++ return sta_present && list_empty(&adev->pnp.ids) ?
++ FIND_CHILD_MAX_SCORE : FIND_CHILD_MIN_SCORE;
+ }
+
+ struct acpi_device *acpi_find_child_device(struct acpi_device *parent,
+diff --git a/drivers/char/ipmi/ipmi_watchdog.c b/drivers/char/ipmi/ipmi_watchdog.c
+index 4facc7517a6a..909311016108 100644
+--- a/drivers/char/ipmi/ipmi_watchdog.c
++++ b/drivers/char/ipmi/ipmi_watchdog.c
+@@ -1162,10 +1162,11 @@ static int wdog_reboot_handler(struct notifier_block *this,
+ ipmi_watchdog_state = WDOG_TIMEOUT_NONE;
+ ipmi_set_timeout(IPMI_SET_TIMEOUT_NO_HB);
+ } else if (ipmi_watchdog_state != WDOG_TIMEOUT_NONE) {
+- /* Set a long timer to let the reboot happens, but
+- reboot if it hangs, but only if the watchdog
++ /* Set a long timer to let the reboot happen or
++ reset if it hangs, but only if the watchdog
+ timer was already running. */
+- timeout = 120;
++ if (timeout < 120)
++ timeout = 120;
+ pretimeout = 0;
+ ipmi_watchdog_state = WDOG_TIMEOUT_RESET;
+ ipmi_set_timeout(IPMI_SET_TIMEOUT_NO_HB);
+diff --git a/drivers/dax/dax.c b/drivers/dax/dax.c
+index 586f9543de73..40be3747724d 100644
+--- a/drivers/dax/dax.c
++++ b/drivers/dax/dax.c
+@@ -546,7 +546,8 @@ static void dax_dev_release(struct device *dev)
+ struct dax_dev *dax_dev = to_dax_dev(dev);
+ struct dax_region *dax_region = dax_dev->region;
+
+- ida_simple_remove(&dax_region->ida, dax_dev->id);
++ if (dax_dev->id >= 0)
++ ida_simple_remove(&dax_region->ida, dax_dev->id);
+ ida_simple_remove(&dax_minor_ida, MINOR(dev->devt));
+ dax_region_put(dax_region);
+ iput(dax_dev->inode);
+@@ -581,7 +582,7 @@ static void unregister_dax_dev(void *dev)
+ }
+
+ struct dax_dev *devm_create_dax_dev(struct dax_region *dax_region,
+- struct resource *res, int count)
++ int id, struct resource *res, int count)
+ {
+ struct device *parent = dax_region->dev;
+ struct dax_dev *dax_dev;
+@@ -608,10 +609,16 @@ struct dax_dev *devm_create_dax_dev(struct dax_region *dax_region,
+ if (i < count)
+ goto err_id;
+
+- dax_dev->id = ida_simple_get(&dax_region->ida, 0, 0, GFP_KERNEL);
+- if (dax_dev->id < 0) {
+- rc = dax_dev->id;
+- goto err_id;
++ if (id < 0) {
++ id = ida_simple_get(&dax_region->ida, 0, 0, GFP_KERNEL);
++ dax_dev->id = id;
++ if (id < 0) {
++ rc = id;
++ goto err_id;
++ }
++ } else {
++ /* region provider owns @id lifetime */
++ dax_dev->id = -1;
+ }
+
+ minor = ida_simple_get(&dax_minor_ida, 0, 0, GFP_KERNEL);
+@@ -650,7 +657,7 @@ struct dax_dev *devm_create_dax_dev(struct dax_region *dax_region,
+ dev->parent = parent;
+ dev->groups = dax_attribute_groups;
+ dev->release = dax_dev_release;
+- dev_set_name(dev, "dax%d.%d", dax_region->id, dax_dev->id);
++ dev_set_name(dev, "dax%d.%d", dax_region->id, id);
+ rc = device_add(dev);
+ if (rc) {
+ kill_dax_dev(dax_dev);
+@@ -669,7 +676,8 @@ struct dax_dev *devm_create_dax_dev(struct dax_region *dax_region,
+ err_inode:
+ ida_simple_remove(&dax_minor_ida, minor);
+ err_minor:
+- ida_simple_remove(&dax_region->ida, dax_dev->id);
++ if (dax_dev->id >= 0)
++ ida_simple_remove(&dax_region->ida, dax_dev->id);
+ err_id:
+ kfree(dax_dev);
+
+diff --git a/drivers/dax/dax.h b/drivers/dax/dax.h
+index ddd829ab58c0..b5ed85036b2a 100644
+--- a/drivers/dax/dax.h
++++ b/drivers/dax/dax.h
+@@ -21,5 +21,5 @@ struct dax_region *alloc_dax_region(struct device *parent,
+ int region_id, struct resource *res, unsigned int align,
+ void *addr, unsigned long flags);
+ struct dax_dev *devm_create_dax_dev(struct dax_region *dax_region,
+- struct resource *res, int count);
++ int id, struct resource *res, int count);
+ #endif /* __DAX_H__ */
+diff --git a/drivers/dax/pmem.c b/drivers/dax/pmem.c
+index 73c6ce93a0d9..eebb35720398 100644
+--- a/drivers/dax/pmem.c
++++ b/drivers/dax/pmem.c
+@@ -58,13 +58,12 @@ static void dax_pmem_percpu_kill(void *data)
+
+ static int dax_pmem_probe(struct device *dev)
+ {
+- int rc;
+ void *addr;
+ struct resource res;
+ struct dax_dev *dax_dev;
++ int rc, id, region_id;
+ struct nd_pfn_sb *pfn_sb;
+ struct dax_pmem *dax_pmem;
+- struct nd_region *nd_region;
+ struct nd_namespace_io *nsio;
+ struct dax_region *dax_region;
+ struct nd_namespace_common *ndns;
+@@ -122,14 +121,17 @@ static int dax_pmem_probe(struct device *dev)
+ /* adjust the dax_region resource to the start of data */
+ res.start += le64_to_cpu(pfn_sb->dataoff);
+
+- nd_region = to_nd_region(dev->parent);
+- dax_region = alloc_dax_region(dev, nd_region->id, &res,
++ rc = sscanf(dev_name(&ndns->dev), "namespace%d.%d", ®ion_id, &id);
++ if (rc != 2)
++ return -EINVAL;
++
++ dax_region = alloc_dax_region(dev, region_id, &res,
+ le32_to_cpu(pfn_sb->align), addr, PFN_DEV|PFN_MAP);
+ if (!dax_region)
+ return -ENOMEM;
+
+ /* TODO: support for subdividing a dax region... */
+- dax_dev = devm_create_dax_dev(dax_region, &res, 1);
++ dax_dev = devm_create_dax_dev(dax_region, id, &res, 1);
+
+ /* child dax_dev instances now own the lifetime of the dax_region */
+ dax_region_put(dax_region);
+diff --git a/drivers/dma/ioat/hw.h b/drivers/dma/ioat/hw.h
+index 8e67895bcca3..abcc51b343ce 100644
+--- a/drivers/dma/ioat/hw.h
++++ b/drivers/dma/ioat/hw.h
+@@ -64,6 +64,8 @@
+ #define PCI_DEVICE_ID_INTEL_IOAT_BDX8 0x6f2e
+ #define PCI_DEVICE_ID_INTEL_IOAT_BDX9 0x6f2f
+
++#define PCI_DEVICE_ID_INTEL_IOAT_SKX 0x2021
++
+ #define IOAT_VER_1_2 0x12 /* Version 1.2 */
+ #define IOAT_VER_2_0 0x20 /* Version 2.0 */
+ #define IOAT_VER_3_0 0x30 /* Version 3.0 */
+diff --git a/drivers/dma/ioat/init.c b/drivers/dma/ioat/init.c
+index d235fbe2564f..0dea6d55f0ff 100644
+--- a/drivers/dma/ioat/init.c
++++ b/drivers/dma/ioat/init.c
+@@ -106,6 +106,8 @@ static struct pci_device_id ioat_pci_tbl[] = {
+ { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_BDX8) },
+ { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_BDX9) },
+
++ { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_SKX) },
++
+ /* I/OAT v3.3 platforms */
+ { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_BWD0) },
+ { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_BWD1) },
+@@ -243,10 +245,15 @@ static bool is_bdx_ioat(struct pci_dev *pdev)
+ }
+ }
+
++static inline bool is_skx_ioat(struct pci_dev *pdev)
++{
++ return (pdev->device == PCI_DEVICE_ID_INTEL_IOAT_SKX) ? true : false;
++}
++
+ static bool is_xeon_cb32(struct pci_dev *pdev)
+ {
+ return is_jf_ioat(pdev) || is_snb_ioat(pdev) || is_ivb_ioat(pdev) ||
+- is_hsw_ioat(pdev) || is_bdx_ioat(pdev);
++ is_hsw_ioat(pdev) || is_bdx_ioat(pdev) || is_skx_ioat(pdev);
+ }
+
+ bool is_bwd_ioat(struct pci_dev *pdev)
+@@ -1350,6 +1357,8 @@ static int ioat_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
+
+ device->version = readb(device->reg_base + IOAT_VER_OFFSET);
+ if (device->version >= IOAT_VER_3_0) {
++ if (is_skx_ioat(pdev))
++ device->version = IOAT_VER_3_2;
+ err = ioat3_dma_probe(device, ioat_dca_enabled);
+
+ if (device->version >= IOAT_VER_3_3)
+diff --git a/drivers/dma/ti-dma-crossbar.c b/drivers/dma/ti-dma-crossbar.c
+index 3f24aeb48c0e..2403475a37cf 100644
+--- a/drivers/dma/ti-dma-crossbar.c
++++ b/drivers/dma/ti-dma-crossbar.c
+@@ -149,6 +149,7 @@ static int ti_am335x_xbar_probe(struct platform_device *pdev)
+ match = of_match_node(ti_am335x_master_match, dma_node);
+ if (!match) {
+ dev_err(&pdev->dev, "DMA master is not supported\n");
++ of_node_put(dma_node);
+ return -EINVAL;
+ }
+
+@@ -339,6 +340,7 @@ static int ti_dra7_xbar_probe(struct platform_device *pdev)
+ match = of_match_node(ti_dra7_master_match, dma_node);
+ if (!match) {
+ dev_err(&pdev->dev, "DMA master is not supported\n");
++ of_node_put(dma_node);
+ return -EINVAL;
+ }
+
+diff --git a/drivers/gpu/drm/msm/adreno/adreno_gpu.c b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+index f386f463278d..a904082ed206 100644
+--- a/drivers/gpu/drm/msm/adreno/adreno_gpu.c
++++ b/drivers/gpu/drm/msm/adreno/adreno_gpu.c
+@@ -210,7 +210,14 @@ void adreno_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit,
+ void adreno_flush(struct msm_gpu *gpu)
+ {
+ struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu);
+- uint32_t wptr = get_wptr(gpu->rb);
++ uint32_t wptr;
++
++ /*
++ * Mask wptr value that we calculate to fit in the HW range. This is
++ * to account for the possibility that the last command fit exactly into
++ * the ringbuffer and rb->next hasn't wrapped to zero yet
++ */
++ wptr = get_wptr(gpu->rb) & ((gpu->rb->size / 4) - 1);
+
+ /* ensure writes to ringbuffer have hit system memory: */
+ mb();
+diff --git a/drivers/gpu/drm/msm/msm_gem_submit.c b/drivers/gpu/drm/msm/msm_gem_submit.c
+index b6a0f37a65f3..393973016b52 100644
+--- a/drivers/gpu/drm/msm/msm_gem_submit.c
++++ b/drivers/gpu/drm/msm/msm_gem_submit.c
+@@ -106,7 +106,8 @@ static int submit_lookup_objects(struct msm_gem_submit *submit,
+ pagefault_disable();
+ }
+
+- if (submit_bo.flags & ~MSM_SUBMIT_BO_FLAGS) {
++ if ((submit_bo.flags & ~MSM_SUBMIT_BO_FLAGS) ||
++ !(submit_bo.flags & MSM_SUBMIT_BO_FLAGS)) {
+ DRM_ERROR("invalid flags: %x\n", submit_bo.flags);
+ ret = -EINVAL;
+ goto out_unlock;
+@@ -290,7 +291,7 @@ static int submit_reloc(struct msm_gem_submit *submit, struct msm_gem_object *ob
+ {
+ uint32_t i, last_offset = 0;
+ uint32_t *ptr;
+- int ret;
++ int ret = 0;
+
+ if (offset % 4) {
+ DRM_ERROR("non-aligned cmdstream buffer: %u\n", offset);
+@@ -317,12 +318,13 @@ static int submit_reloc(struct msm_gem_submit *submit, struct msm_gem_object *ob
+
+ ret = copy_from_user(&submit_reloc, userptr, sizeof(submit_reloc));
+ if (ret)
+- return -EFAULT;
++ goto out;
+
+ if (submit_reloc.submit_offset % 4) {
+ DRM_ERROR("non-aligned reloc offset: %u\n",
+ submit_reloc.submit_offset);
+- return -EINVAL;
++ ret = -EINVAL;
++ goto out;
+ }
+
+ /* offset in dwords: */
+@@ -331,12 +333,13 @@ static int submit_reloc(struct msm_gem_submit *submit, struct msm_gem_object *ob
+ if ((off >= (obj->base.size / 4)) ||
+ (off < last_offset)) {
+ DRM_ERROR("invalid offset %u at reloc %u\n", off, i);
+- return -EINVAL;
++ ret = -EINVAL;
++ goto out;
+ }
+
+ ret = submit_bo(submit, submit_reloc.reloc_idx, NULL, &iova, &valid);
+ if (ret)
+- return ret;
++ goto out;
+
+ if (valid)
+ continue;
+@@ -353,9 +356,10 @@ static int submit_reloc(struct msm_gem_submit *submit, struct msm_gem_object *ob
+ last_offset = off;
+ }
+
++out:
+ msm_gem_put_vaddr_locked(&obj->base);
+
+- return 0;
++ return ret;
+ }
+
+ static void submit_cleanup(struct msm_gem_submit *submit)
+diff --git a/drivers/gpu/drm/msm/msm_ringbuffer.c b/drivers/gpu/drm/msm/msm_ringbuffer.c
+index f326cf6a32e6..67b34e069abf 100644
+--- a/drivers/gpu/drm/msm/msm_ringbuffer.c
++++ b/drivers/gpu/drm/msm/msm_ringbuffer.c
+@@ -23,7 +23,8 @@ struct msm_ringbuffer *msm_ringbuffer_new(struct msm_gpu *gpu, int size)
+ struct msm_ringbuffer *ring;
+ int ret;
+
+- size = ALIGN(size, 4); /* size should be dword aligned */
++ if (WARN_ON(!is_power_of_2(size)))
++ return ERR_PTR(-EINVAL);
+
+ ring = kzalloc(sizeof(*ring), GFP_KERNEL);
+ if (!ring) {
+diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.h b/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.h
+index 1e1de6bfe85a..5893be9788d3 100644
+--- a/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.h
++++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/nv50.h
+@@ -27,7 +27,7 @@ struct nv50_disp {
+ u8 type[3];
+ } pior;
+
+- struct nv50_disp_chan *chan[17];
++ struct nv50_disp_chan *chan[21];
+ };
+
+ int nv50_disp_root_scanoutpos(NV50_DISP_MTHD_V0);
+diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.c
+index c794b2c2d21e..6d8f21290aa2 100644
+--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.c
++++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bar/gf100.c
+@@ -129,7 +129,7 @@ gf100_bar_init(struct nvkm_bar *base)
+
+ if (bar->bar[0].mem) {
+ addr = nvkm_memory_addr(bar->bar[0].mem) >> 12;
+- nvkm_wr32(device, 0x001714, 0xc0000000 | addr);
++ nvkm_wr32(device, 0x001714, 0x80000000 | addr);
+ }
+
+ return 0;
+diff --git a/drivers/gpu/drm/rcar-du/rcar_du_drv.c b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
+index 73c971e39b1c..ae125d070212 100644
+--- a/drivers/gpu/drm/rcar-du/rcar_du_drv.c
++++ b/drivers/gpu/drm/rcar-du/rcar_du_drv.c
+@@ -285,7 +285,6 @@ static int rcar_du_remove(struct platform_device *pdev)
+
+ drm_kms_helper_poll_fini(ddev);
+ drm_mode_config_cleanup(ddev);
+- drm_vblank_cleanup(ddev);
+
+ drm_dev_unref(ddev);
+
+@@ -305,7 +304,7 @@ static int rcar_du_probe(struct platform_device *pdev)
+ return -ENODEV;
+ }
+
+- /* Allocate and initialize the DRM and R-Car device structures. */
++ /* Allocate and initialize the R-Car device structure. */
+ rcdu = devm_kzalloc(&pdev->dev, sizeof(*rcdu), GFP_KERNEL);
+ if (rcdu == NULL)
+ return -ENOMEM;
+@@ -315,31 +314,22 @@ static int rcar_du_probe(struct platform_device *pdev)
+ rcdu->dev = &pdev->dev;
+ rcdu->info = of_match_device(rcar_du_of_table, rcdu->dev)->data;
+
+- ddev = drm_dev_alloc(&rcar_du_driver, &pdev->dev);
+- if (IS_ERR(ddev))
+- return PTR_ERR(ddev);
+-
+- rcdu->ddev = ddev;
+- ddev->dev_private = rcdu;
+-
+ platform_set_drvdata(pdev, rcdu);
+
+ /* I/O resources */
+ mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ rcdu->mmio = devm_ioremap_resource(&pdev->dev, mem);
+- if (IS_ERR(rcdu->mmio)) {
+- ret = PTR_ERR(rcdu->mmio);
+- goto error;
+- }
+-
+- /* Initialize vertical blanking interrupts handling. Start with vblank
+- * disabled for all CRTCs.
+- */
+- ret = drm_vblank_init(ddev, (1 << rcdu->info->num_crtcs) - 1);
+- if (ret < 0)
+- goto error;
++ if (IS_ERR(rcdu->mmio))
++ return PTR_ERR(rcdu->mmio);
+
+ /* DRM/KMS objects */
++ ddev = drm_dev_alloc(&rcar_du_driver, &pdev->dev);
++ if (IS_ERR(ddev))
++ return PTR_ERR(ddev);
++
++ rcdu->ddev = ddev;
++ ddev->dev_private = rcdu;
++
+ ret = rcar_du_modeset_init(rcdu);
+ if (ret < 0) {
+ if (ret != -EPROBE_DEFER)
+diff --git a/drivers/gpu/drm/rcar-du/rcar_du_kms.c b/drivers/gpu/drm/rcar-du/rcar_du_kms.c
+index 392c7e6de042..cfc302c65b0b 100644
+--- a/drivers/gpu/drm/rcar-du/rcar_du_kms.c
++++ b/drivers/gpu/drm/rcar-du/rcar_du_kms.c
+@@ -567,6 +567,13 @@ int rcar_du_modeset_init(struct rcar_du_device *rcdu)
+ if (ret < 0)
+ return ret;
+
++ /* Initialize vertical blanking interrupts handling. Start with vblank
++ * disabled for all CRTCs.
++ */
++ ret = drm_vblank_init(dev, (1 << rcdu->info->num_crtcs) - 1);
++ if (ret < 0)
++ return ret;
++
+ /* Initialize the groups. */
+ num_groups = DIV_ROUND_UP(rcdu->num_crtcs, 2);
+
+diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+index c7b53d987f06..fefb9d995d2c 100644
+--- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
++++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+@@ -519,7 +519,7 @@ static int vmw_cmd_invalid(struct vmw_private *dev_priv,
+ struct vmw_sw_context *sw_context,
+ SVGA3dCmdHeader *header)
+ {
+- return capable(CAP_SYS_ADMIN) ? : -EINVAL;
++ return -EINVAL;
+ }
+
+ static int vmw_cmd_ok(struct vmw_private *dev_priv,
+diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
+index a5dd7e63ada3..4f3f5749b0c1 100644
+--- a/drivers/hid/hid-core.c
++++ b/drivers/hid/hid-core.c
+@@ -2484,6 +2484,7 @@ static const struct hid_device_id hid_ignore_list[] = {
+ { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0002) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0003) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_PANJIT, 0x0004) },
++ { HID_USB_DEVICE(USB_VENDOR_ID_PETZL, USB_DEVICE_ID_PETZL_HEADLAMP) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_PHILIPS, USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_POWERCOM, USB_DEVICE_ID_POWERCOM_UPS) },
+ #if IS_ENABLED(CONFIG_MOUSE_SYNAPTICS_USB)
+diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
+index cfca43f635a6..08fd3f831d62 100644
+--- a/drivers/hid/hid-ids.h
++++ b/drivers/hid/hid-ids.h
+@@ -819,6 +819,9 @@
+ #define USB_VENDOR_ID_PETALYNX 0x18b1
+ #define USB_DEVICE_ID_PETALYNX_MAXTER_REMOTE 0x0037
+
++#define USB_VENDOR_ID_PETZL 0x2122
++#define USB_DEVICE_ID_PETZL_HEADLAMP 0x1234
++
+ #define USB_VENDOR_ID_PHILIPS 0x0471
+ #define USB_DEVICE_ID_PHILIPS_IEEE802154_DONGLE 0x0617
+
+diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
+index 01e3a37b0aef..d118ffe0bfb6 100644
+--- a/drivers/infiniband/core/uverbs_cmd.c
++++ b/drivers/infiniband/core/uverbs_cmd.c
+@@ -2342,8 +2342,9 @@ ssize_t ib_uverbs_modify_qp(struct ib_uverbs_file *file,
+ if (copy_from_user(&cmd, buf, sizeof cmd))
+ return -EFAULT;
+
+- if (cmd.port_num < rdma_start_port(ib_dev) ||
+- cmd.port_num > rdma_end_port(ib_dev))
++ if ((cmd.attr_mask & IB_QP_PORT) &&
++ (cmd.port_num < rdma_start_port(ib_dev) ||
++ cmd.port_num > rdma_end_port(ib_dev)))
+ return -EINVAL;
+
+ INIT_UDATA(&udata, buf + sizeof cmd, NULL, in_len - sizeof cmd,
+diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
+index f2a885eee4bb..8059b7eaf3a8 100644
+--- a/drivers/infiniband/hw/mlx4/main.c
++++ b/drivers/infiniband/hw/mlx4/main.c
+@@ -1680,9 +1680,19 @@ static int __mlx4_ib_create_flow(struct ib_qp *qp, struct ib_flow_attr *flow_att
+ size += ret;
+ }
+
++ if (mlx4_is_master(mdev->dev) && flow_type == MLX4_FS_REGULAR &&
++ flow_attr->num_of_specs == 1) {
++ struct _rule_hw *rule_header = (struct _rule_hw *)(ctrl + 1);
++ enum ib_flow_spec_type header_spec =
++ ((union ib_flow_spec *)(flow_attr + 1))->type;
++
++ if (header_spec == IB_FLOW_SPEC_ETH)
++ mlx4_handle_eth_header_mcast_prio(ctrl, rule_header);
++ }
++
+ ret = mlx4_cmd_imm(mdev->dev, mailbox->dma, reg_id, size >> 2, 0,
+ MLX4_QP_FLOW_STEERING_ATTACH, MLX4_CMD_TIME_CLASS_A,
+- MLX4_CMD_WRAPPED);
++ MLX4_CMD_NATIVE);
+ if (ret == -ENOMEM)
+ pr_err("mcg table is full. Fail to register network rule.\n");
+ else if (ret == -ENXIO)
+@@ -1699,7 +1709,7 @@ static int __mlx4_ib_destroy_flow(struct mlx4_dev *dev, u64 reg_id)
+ int err;
+ err = mlx4_cmd(dev, reg_id, 0, 0,
+ MLX4_QP_FLOW_STEERING_DETACH, MLX4_CMD_TIME_CLASS_A,
+- MLX4_CMD_WRAPPED);
++ MLX4_CMD_NATIVE);
+ if (err)
+ pr_err("Fail to detach network rule. registration id = 0x%llx\n",
+ reg_id);
+diff --git a/drivers/irqchip/irq-keystone.c b/drivers/irqchip/irq-keystone.c
+index 54a5e870a8f5..efbcf8435185 100644
+--- a/drivers/irqchip/irq-keystone.c
++++ b/drivers/irqchip/irq-keystone.c
+@@ -19,9 +19,9 @@
+ #include <linux/bitops.h>
+ #include <linux/module.h>
+ #include <linux/moduleparam.h>
++#include <linux/interrupt.h>
+ #include <linux/irqdomain.h>
+ #include <linux/irqchip.h>
+-#include <linux/irqchip/chained_irq.h>
+ #include <linux/of.h>
+ #include <linux/of_platform.h>
+ #include <linux/mfd/syscon.h>
+@@ -39,6 +39,7 @@ struct keystone_irq_device {
+ struct irq_domain *irqd;
+ struct regmap *devctrl_regs;
+ u32 devctrl_offset;
++ raw_spinlock_t wa_lock;
+ };
+
+ static inline u32 keystone_irq_readl(struct keystone_irq_device *kirq)
+@@ -83,17 +84,15 @@ static void keystone_irq_ack(struct irq_data *d)
+ /* nothing to do here */
+ }
+
+-static void keystone_irq_handler(struct irq_desc *desc)
++static irqreturn_t keystone_irq_handler(int irq, void *keystone_irq)
+ {
+- unsigned int irq = irq_desc_get_irq(desc);
+- struct keystone_irq_device *kirq = irq_desc_get_handler_data(desc);
++ struct keystone_irq_device *kirq = keystone_irq;
++ unsigned long wa_lock_flags;
+ unsigned long pending;
+ int src, virq;
+
+ dev_dbg(kirq->dev, "start irq %d\n", irq);
+
+- chained_irq_enter(irq_desc_get_chip(desc), desc);
+-
+ pending = keystone_irq_readl(kirq);
+ keystone_irq_writel(kirq, pending);
+
+@@ -111,13 +110,15 @@ static void keystone_irq_handler(struct irq_desc *desc)
+ if (!virq)
+ dev_warn(kirq->dev, "spurious irq detected hwirq %d, virq %d\n",
+ src, virq);
++ raw_spin_lock_irqsave(&kirq->wa_lock, wa_lock_flags);
+ generic_handle_irq(virq);
++ raw_spin_unlock_irqrestore(&kirq->wa_lock,
++ wa_lock_flags);
+ }
+ }
+
+- chained_irq_exit(irq_desc_get_chip(desc), desc);
+-
+ dev_dbg(kirq->dev, "end irq %d\n", irq);
++ return IRQ_HANDLED;
+ }
+
+ static int keystone_irq_map(struct irq_domain *h, unsigned int virq,
+@@ -182,9 +183,16 @@ static int keystone_irq_probe(struct platform_device *pdev)
+ return -ENODEV;
+ }
+
++ raw_spin_lock_init(&kirq->wa_lock);
++
+ platform_set_drvdata(pdev, kirq);
+
+- irq_set_chained_handler_and_data(kirq->irq, keystone_irq_handler, kirq);
++ ret = request_irq(kirq->irq, keystone_irq_handler,
++ 0, dev_name(dev), kirq);
++ if (ret) {
++ irq_domain_remove(kirq->irqd);
++ return ret;
++ }
+
+ /* clear all source bits */
+ keystone_irq_writel(kirq, ~0x0);
+@@ -199,6 +207,8 @@ static int keystone_irq_remove(struct platform_device *pdev)
+ struct keystone_irq_device *kirq = platform_get_drvdata(pdev);
+ int hwirq;
+
++ free_irq(kirq->irq, kirq);
++
+ for (hwirq = 0; hwirq < KEYSTONE_N_IRQ; hwirq++)
+ irq_dispose_mapping(irq_find_mapping(kirq->irqd, hwirq));
+
+diff --git a/drivers/irqchip/irq-mxs.c b/drivers/irqchip/irq-mxs.c
+index 17304705f2cf..05fa9f7af53c 100644
+--- a/drivers/irqchip/irq-mxs.c
++++ b/drivers/irqchip/irq-mxs.c
+@@ -131,12 +131,16 @@ static struct irq_chip mxs_icoll_chip = {
+ .irq_ack = icoll_ack_irq,
+ .irq_mask = icoll_mask_irq,
+ .irq_unmask = icoll_unmask_irq,
++ .flags = IRQCHIP_MASK_ON_SUSPEND |
++ IRQCHIP_SKIP_SET_WAKE,
+ };
+
+ static struct irq_chip asm9260_icoll_chip = {
+ .irq_ack = icoll_ack_irq,
+ .irq_mask = asm9260_mask_irq,
+ .irq_unmask = asm9260_unmask_irq,
++ .flags = IRQCHIP_MASK_ON_SUSPEND |
++ IRQCHIP_SKIP_SET_WAKE,
+ };
+
+ asmlinkage void __exception_irq_entry icoll_handle_irq(struct pt_regs *regs)
+diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c
+index 9b856e1890d1..e4c43a17b333 100644
+--- a/drivers/isdn/i4l/isdn_common.c
++++ b/drivers/isdn/i4l/isdn_common.c
+@@ -1379,6 +1379,7 @@ isdn_ioctl(struct file *file, uint cmd, ulong arg)
+ if (arg) {
+ if (copy_from_user(bname, argp, sizeof(bname) - 1))
+ return -EFAULT;
++ bname[sizeof(bname)-1] = 0;
+ } else
+ return -EINVAL;
+ ret = mutex_lock_interruptible(&dev->mtx);
+diff --git a/drivers/isdn/i4l/isdn_net.c b/drivers/isdn/i4l/isdn_net.c
+index c151c6daa67e..f63a110b7bcb 100644
+--- a/drivers/isdn/i4l/isdn_net.c
++++ b/drivers/isdn/i4l/isdn_net.c
+@@ -2611,10 +2611,9 @@ isdn_net_newslave(char *parm)
+ char newname[10];
+
+ if (p) {
+- /* Slave-Name MUST not be empty */
+- if (!strlen(p + 1))
++ /* Slave-Name MUST not be empty or overflow 'newname' */
++ if (strscpy(newname, p + 1, sizeof(newname)) <= 0)
+ return NULL;
+- strcpy(newname, p + 1);
+ *p = 0;
+ /* Master must already exist */
+ if (!(n = isdn_net_findif(parm)))
+diff --git a/drivers/isdn/i4l/isdn_ppp.c b/drivers/isdn/i4l/isdn_ppp.c
+index 9c1e8adaf4fc..bf3fbd00a091 100644
+--- a/drivers/isdn/i4l/isdn_ppp.c
++++ b/drivers/isdn/i4l/isdn_ppp.c
+@@ -2364,7 +2364,7 @@ static struct ippp_ccp_reset_state *isdn_ppp_ccp_reset_alloc_state(struct ippp_s
+ id);
+ return NULL;
+ } else {
+- rs = kzalloc(sizeof(struct ippp_ccp_reset_state), GFP_KERNEL);
++ rs = kzalloc(sizeof(struct ippp_ccp_reset_state), GFP_ATOMIC);
+ if (!rs)
+ return NULL;
+ rs->state = CCPResetIdle;
+diff --git a/drivers/mailbox/mailbox.c b/drivers/mailbox/mailbox.c
+index 4a36632c236f..87ef465c6947 100644
+--- a/drivers/mailbox/mailbox.c
++++ b/drivers/mailbox/mailbox.c
+@@ -104,11 +104,14 @@ static void tx_tick(struct mbox_chan *chan, int r)
+ /* Submit next message */
+ msg_submit(chan);
+
++ if (!mssg)
++ return;
++
+ /* Notify the client */
+- if (mssg && chan->cl->tx_done)
++ if (chan->cl->tx_done)
+ chan->cl->tx_done(chan->cl, mssg, r);
+
+- if (chan->cl->tx_block)
++ if (r != -ETIME && chan->cl->tx_block)
+ complete(&chan->tx_complete);
+ }
+
+@@ -261,7 +264,7 @@ int mbox_send_message(struct mbox_chan *chan, void *mssg)
+
+ msg_submit(chan);
+
+- if (chan->cl->tx_block && chan->active_req) {
++ if (chan->cl->tx_block) {
+ unsigned long wait;
+ int ret;
+
+@@ -272,8 +275,8 @@ int mbox_send_message(struct mbox_chan *chan, void *mssg)
+
+ ret = wait_for_completion_timeout(&chan->tx_complete, wait);
+ if (ret == 0) {
+- t = -EIO;
+- tx_tick(chan, -EIO);
++ t = -ETIME;
++ tx_tick(chan, t);
+ }
+ }
+
+diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
+index 8f117d6372c9..383f19c6bf24 100644
+--- a/drivers/md/raid5.c
++++ b/drivers/md/raid5.c
+@@ -5843,6 +5843,8 @@ static void raid5_do_work(struct work_struct *work)
+ pr_debug("%d stripes handled\n", handled);
+
+ spin_unlock_irq(&conf->device_lock);
++
++ async_tx_issue_pending_all();
+ blk_finish_plug(&plug);
+
+ pr_debug("--- raid5worker inactive\n");
+diff --git a/drivers/media/i2c/s5c73m3/s5c73m3-ctrls.c b/drivers/media/i2c/s5c73m3/s5c73m3-ctrls.c
+index 0a060339e516..2e7185030741 100644
+--- a/drivers/media/i2c/s5c73m3/s5c73m3-ctrls.c
++++ b/drivers/media/i2c/s5c73m3/s5c73m3-ctrls.c
+@@ -211,7 +211,7 @@ static int s5c73m3_3a_lock(struct s5c73m3 *state, struct v4l2_ctrl *ctrl)
+ }
+
+ if ((ctrl->val ^ ctrl->cur.val) & V4L2_LOCK_FOCUS)
+- ret = s5c73m3_af_run(state, ~af_lock);
++ ret = s5c73m3_af_run(state, !af_lock);
+
+ return ret;
+ }
+diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
+index b3c9cbef766e..5626908f3f7a 100644
+--- a/drivers/net/ethernet/emulex/benet/be_main.c
++++ b/drivers/net/ethernet/emulex/benet/be_main.c
+@@ -5186,7 +5186,9 @@ static netdev_features_t be_features_check(struct sk_buff *skb,
+ skb->inner_protocol_type != ENCAP_TYPE_ETHER ||
+ skb->inner_protocol != htons(ETH_P_TEB) ||
+ skb_inner_mac_header(skb) - skb_transport_header(skb) !=
+- sizeof(struct udphdr) + sizeof(struct vxlanhdr))
++ sizeof(struct udphdr) + sizeof(struct vxlanhdr) ||
++ !adapter->vxlan_port ||
++ udp_hdr(skb)->dest != adapter->vxlan_port)
+ return features & ~(NETIF_F_CSUM_MASK | NETIF_F_GSO_MASK);
+
+ return features;
+diff --git a/drivers/net/ethernet/mellanox/mlx4/icm.c b/drivers/net/ethernet/mellanox/mlx4/icm.c
+index 2a9dd460a95f..e1f9e7cebf8f 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/icm.c
++++ b/drivers/net/ethernet/mellanox/mlx4/icm.c
+@@ -118,8 +118,13 @@ static int mlx4_alloc_icm_coherent(struct device *dev, struct scatterlist *mem,
+ if (!buf)
+ return -ENOMEM;
+
++ if (offset_in_page(buf)) {
++ dma_free_coherent(dev, PAGE_SIZE << order,
++ buf, sg_dma_address(mem));
++ return -ENOMEM;
++ }
++
+ sg_set_buf(mem, buf, PAGE_SIZE << order);
+- BUG_ON(mem->offset);
+ sg_dma_len(mem) = PAGE_SIZE << order;
+ return 0;
+ }
+diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c
+index b2ca8a635b2e..551786f58e59 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/main.c
++++ b/drivers/net/ethernet/mellanox/mlx4/main.c
+@@ -42,6 +42,7 @@
+ #include <linux/io-mapping.h>
+ #include <linux/delay.h>
+ #include <linux/kmod.h>
++#include <linux/etherdevice.h>
+ #include <net/devlink.h>
+
+ #include <linux/mlx4/device.h>
+@@ -782,6 +783,23 @@ int mlx4_is_slave_active(struct mlx4_dev *dev, int slave)
+ }
+ EXPORT_SYMBOL(mlx4_is_slave_active);
+
++void mlx4_handle_eth_header_mcast_prio(struct mlx4_net_trans_rule_hw_ctrl *ctrl,
++ struct _rule_hw *eth_header)
++{
++ if (is_multicast_ether_addr(eth_header->eth.dst_mac) ||
++ is_broadcast_ether_addr(eth_header->eth.dst_mac)) {
++ struct mlx4_net_trans_rule_hw_eth *eth =
++ (struct mlx4_net_trans_rule_hw_eth *)eth_header;
++ struct _rule_hw *next_rule = (struct _rule_hw *)(eth + 1);
++ bool last_rule = next_rule->size == 0 && next_rule->id == 0 &&
++ next_rule->rsvd == 0;
++
++ if (last_rule)
++ ctrl->prio = cpu_to_be16(MLX4_DOMAIN_NIC);
++ }
++}
++EXPORT_SYMBOL(mlx4_handle_eth_header_mcast_prio);
++
+ static void slave_adjust_steering_mode(struct mlx4_dev *dev,
+ struct mlx4_dev_cap *dev_cap,
+ struct mlx4_init_hca_param *hca_param)
+diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
+index 32f76bf018c3..1822382212ee 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
++++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c
+@@ -4165,22 +4165,6 @@ static int validate_eth_header_mac(int slave, struct _rule_hw *eth_header,
+ return 0;
+ }
+
+-static void handle_eth_header_mcast_prio(struct mlx4_net_trans_rule_hw_ctrl *ctrl,
+- struct _rule_hw *eth_header)
+-{
+- if (is_multicast_ether_addr(eth_header->eth.dst_mac) ||
+- is_broadcast_ether_addr(eth_header->eth.dst_mac)) {
+- struct mlx4_net_trans_rule_hw_eth *eth =
+- (struct mlx4_net_trans_rule_hw_eth *)eth_header;
+- struct _rule_hw *next_rule = (struct _rule_hw *)(eth + 1);
+- bool last_rule = next_rule->size == 0 && next_rule->id == 0 &&
+- next_rule->rsvd == 0;
+-
+- if (last_rule)
+- ctrl->prio = cpu_to_be16(MLX4_DOMAIN_NIC);
+- }
+-}
+-
+ /*
+ * In case of missing eth header, append eth header with a MAC address
+ * assigned to the VF.
+@@ -4364,10 +4348,7 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
+ header_id = map_hw_to_sw_id(be16_to_cpu(rule_header->id));
+
+ if (header_id == MLX4_NET_TRANS_RULE_ID_ETH)
+- handle_eth_header_mcast_prio(ctrl, rule_header);
+-
+- if (slave == dev->caps.function)
+- goto execute;
++ mlx4_handle_eth_header_mcast_prio(ctrl, rule_header);
+
+ switch (header_id) {
+ case MLX4_NET_TRANS_RULE_ID_ETH:
+@@ -4395,7 +4376,6 @@ int mlx4_QP_FLOW_STEERING_ATTACH_wrapper(struct mlx4_dev *dev, int slave,
+ goto err_put_qp;
+ }
+
+-execute:
+ err = mlx4_cmd_imm(dev, inbox->dma, &vhcr->out_param,
+ vhcr->in_modifier, 0,
+ MLX4_QP_FLOW_STEERING_ATTACH, MLX4_CMD_TIME_CLASS_A,
+@@ -4474,6 +4454,7 @@ int mlx4_QP_FLOW_STEERING_DETACH_wrapper(struct mlx4_dev *dev, int slave,
+ struct res_qp *rqp;
+ struct res_fs_rule *rrule;
+ u64 mirr_reg_id;
++ int qpn;
+
+ if (dev->caps.steering_mode !=
+ MLX4_STEERING_MODE_DEVICE_MANAGED)
+@@ -4490,10 +4471,11 @@ int mlx4_QP_FLOW_STEERING_DETACH_wrapper(struct mlx4_dev *dev, int slave,
+ }
+ mirr_reg_id = rrule->mirr_rule_id;
+ kfree(rrule->mirr_mbox);
++ qpn = rrule->qpn;
+
+ /* Release the rule form busy state before removal */
+ put_res(dev, slave, vhcr->in_param, RES_FS_RULE);
+- err = get_res(dev, slave, rrule->qpn, RES_QP, &rqp);
++ err = get_res(dev, slave, qpn, RES_QP, &rqp);
+ if (err)
+ return err;
+
+@@ -4518,7 +4500,7 @@ int mlx4_QP_FLOW_STEERING_DETACH_wrapper(struct mlx4_dev *dev, int slave,
+ if (!err)
+ atomic_dec(&rqp->ref_count);
+ out:
+- put_res(dev, slave, rrule->qpn, RES_QP);
++ put_res(dev, slave, qpn, RES_QP);
+ return err;
+ }
+
+diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+index b08b9e2c6a76..6ffd5d2a70aa 100644
+--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
++++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
+@@ -672,6 +672,12 @@ int esw_offloads_init(struct mlx5_eswitch *esw, int nvports)
+ if (err)
+ goto err_reps;
+ }
++
++ /* disable PF RoCE so missed packets don't go through RoCE steering */
++ mlx5_dev_list_lock();
++ mlx5_remove_dev_by_protocol(esw->dev, MLX5_INTERFACE_PROTOCOL_IB);
++ mlx5_dev_list_unlock();
++
+ return 0;
+
+ err_reps:
+@@ -695,6 +701,11 @@ static int esw_offloads_stop(struct mlx5_eswitch *esw)
+ {
+ int err, err1, num_vfs = esw->dev->priv.sriov.num_vfs;
+
++ /* enable back PF RoCE */
++ mlx5_dev_list_lock();
++ mlx5_add_dev_by_protocol(esw->dev, MLX5_INTERFACE_PROTOCOL_IB);
++ mlx5_dev_list_unlock();
++
+ mlx5_eswitch_disable_sriov(esw);
+ err = mlx5_eswitch_enable_sriov(esw, num_vfs, SRIOV_LEGACY);
+ if (err) {
+diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
+index bf000d819a21..2c4350a1c629 100644
+--- a/drivers/net/ethernet/realtek/r8169.c
++++ b/drivers/net/ethernet/realtek/r8169.c
+@@ -326,6 +326,7 @@ enum cfg_version {
+ static const struct pci_device_id rtl8169_pci_tbl[] = {
+ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8129), 0, 0, RTL_CFG_0 },
+ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8136), 0, 0, RTL_CFG_2 },
++ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8161), 0, 0, RTL_CFG_1 },
+ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8167), 0, 0, RTL_CFG_0 },
+ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8168), 0, 0, RTL_CFG_1 },
+ { PCI_DEVICE(PCI_VENDOR_ID_REALTEK, 0x8169), 0, 0, RTL_CFG_0 },
+diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c
+index a2d218b28c0e..12be259394c6 100644
+--- a/drivers/net/ethernet/renesas/sh_eth.c
++++ b/drivers/net/ethernet/renesas/sh_eth.c
+@@ -819,6 +819,7 @@ static struct sh_eth_cpu_data sh7734_data = {
+ .tsu = 1,
+ .hw_crc = 1,
+ .select_mii = 1,
++ .shift_rd0 = 1,
+ };
+
+ /* SH7763 */
+diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
+index 32b555a72e13..9e7b7836774f 100644
+--- a/drivers/net/phy/phy_device.c
++++ b/drivers/net/phy/phy_device.c
+@@ -1792,7 +1792,7 @@ static struct phy_driver genphy_driver[] = {
+ .phy_id = 0xffffffff,
+ .phy_id_mask = 0xffffffff,
+ .name = "Generic PHY",
+- .soft_reset = genphy_soft_reset,
++ .soft_reset = genphy_no_soft_reset,
+ .config_init = genphy_config_init,
+ .features = PHY_GBIT_FEATURES | SUPPORTED_MII |
+ SUPPORTED_AUI | SUPPORTED_FIBRE |
+diff --git a/drivers/net/usb/asix_devices.c b/drivers/net/usb/asix_devices.c
+index dc7b6392e75a..50737def774c 100644
+--- a/drivers/net/usb/asix_devices.c
++++ b/drivers/net/usb/asix_devices.c
+@@ -1369,6 +1369,7 @@ static struct usb_driver asix_driver = {
+ .probe = usbnet_probe,
+ .suspend = asix_suspend,
+ .resume = asix_resume,
++ .reset_resume = asix_resume,
+ .disconnect = usbnet_disconnect,
+ .supports_autosuspend = 1,
+ .disable_hub_initiated_lpm = 1,
+diff --git a/drivers/net/wireless/ath/ath10k/wmi-ops.h b/drivers/net/wireless/ath/ath10k/wmi-ops.h
+index c9a8bb1186f2..c7956e181f80 100644
+--- a/drivers/net/wireless/ath/ath10k/wmi-ops.h
++++ b/drivers/net/wireless/ath/ath10k/wmi-ops.h
+@@ -660,6 +660,9 @@ ath10k_wmi_vdev_spectral_conf(struct ath10k *ar,
+ struct sk_buff *skb;
+ u32 cmd_id;
+
++ if (!ar->wmi.ops->gen_vdev_spectral_conf)
++ return -EOPNOTSUPP;
++
+ skb = ar->wmi.ops->gen_vdev_spectral_conf(ar, arg);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+@@ -675,6 +678,9 @@ ath10k_wmi_vdev_spectral_enable(struct ath10k *ar, u32 vdev_id, u32 trigger,
+ struct sk_buff *skb;
+ u32 cmd_id;
+
++ if (!ar->wmi.ops->gen_vdev_spectral_enable)
++ return -EOPNOTSUPP;
++
+ skb = ar->wmi.ops->gen_vdev_spectral_enable(ar, vdev_id, trigger,
+ enable);
+ if (IS_ERR(skb))
+diff --git a/drivers/net/wireless/ath/wil6210/main.c b/drivers/net/wireless/ath/wil6210/main.c
+index e7130b54d1d8..24b07a0ce6f7 100644
+--- a/drivers/net/wireless/ath/wil6210/main.c
++++ b/drivers/net/wireless/ath/wil6210/main.c
+@@ -384,18 +384,19 @@ static void wil_fw_error_worker(struct work_struct *work)
+
+ wil->last_fw_recovery = jiffies;
+
++ wil_info(wil, "fw error recovery requested (try %d)...\n",
++ wil->recovery_count);
++ if (!no_fw_recovery)
++ wil->recovery_state = fw_recovery_running;
++ if (wil_wait_for_recovery(wil) != 0)
++ return;
++
+ mutex_lock(&wil->mutex);
+ switch (wdev->iftype) {
+ case NL80211_IFTYPE_STATION:
+ case NL80211_IFTYPE_P2P_CLIENT:
+ case NL80211_IFTYPE_MONITOR:
+- wil_info(wil, "fw error recovery requested (try %d)...\n",
+- wil->recovery_count);
+- if (!no_fw_recovery)
+- wil->recovery_state = fw_recovery_running;
+- if (0 != wil_wait_for_recovery(wil))
+- break;
+-
++ /* silent recovery, upper layers will see disconnect */
+ __wil_down(wil);
+ __wil_up(wil);
+ break;
+diff --git a/drivers/nfc/fdp/i2c.c b/drivers/nfc/fdp/i2c.c
+index 5e797d5c38ed..712936f5d2d6 100644
+--- a/drivers/nfc/fdp/i2c.c
++++ b/drivers/nfc/fdp/i2c.c
+@@ -210,14 +210,14 @@ static irqreturn_t fdp_nci_i2c_irq_thread_fn(int irq, void *phy_id)
+ struct sk_buff *skb;
+ int r;
+
+- client = phy->i2c_dev;
+- dev_dbg(&client->dev, "%s\n", __func__);
+-
+ if (!phy || irq != phy->i2c_dev->irq) {
+ WARN_ON_ONCE(1);
+ return IRQ_NONE;
+ }
+
++ client = phy->i2c_dev;
++ dev_dbg(&client->dev, "%s\n", __func__);
++
+ r = fdp_nci_i2c_read(phy, &skb);
+
+ if (r == -EREMOTEIO)
+diff --git a/drivers/nfc/port100.c b/drivers/nfc/port100.c
+index 2b2330b235e6..073e4a478c89 100644
+--- a/drivers/nfc/port100.c
++++ b/drivers/nfc/port100.c
+@@ -725,23 +725,33 @@ static int port100_submit_urb_for_ack(struct port100 *dev, gfp_t flags)
+
+ static int port100_send_ack(struct port100 *dev)
+ {
+- int rc;
++ int rc = 0;
+
+ mutex_lock(&dev->out_urb_lock);
+
+- init_completion(&dev->cmd_cancel_done);
++ /*
++ * If prior cancel is in-flight (dev->cmd_cancel == true), we
++ * can skip to send cancel. Then this will wait the prior
++ * cancel, or merged into the next cancel rarely if next
++ * cancel was started before waiting done. In any case, this
++ * will be waked up soon or later.
++ */
++ if (!dev->cmd_cancel) {
++ reinit_completion(&dev->cmd_cancel_done);
+
+- usb_kill_urb(dev->out_urb);
++ usb_kill_urb(dev->out_urb);
+
+- dev->out_urb->transfer_buffer = ack_frame;
+- dev->out_urb->transfer_buffer_length = sizeof(ack_frame);
+- rc = usb_submit_urb(dev->out_urb, GFP_KERNEL);
++ dev->out_urb->transfer_buffer = ack_frame;
++ dev->out_urb->transfer_buffer_length = sizeof(ack_frame);
++ rc = usb_submit_urb(dev->out_urb, GFP_KERNEL);
+
+- /* Set the cmd_cancel flag only if the URB has been successfully
+- * submitted. It will be reset by the out URB completion callback
+- * port100_send_complete().
+- */
+- dev->cmd_cancel = !rc;
++ /*
++ * Set the cmd_cancel flag only if the URB has been
++ * successfully submitted. It will be reset by the out
++ * URB completion callback port100_send_complete().
++ */
++ dev->cmd_cancel = !rc;
++ }
+
+ mutex_unlock(&dev->out_urb_lock);
+
+@@ -928,8 +938,8 @@ static void port100_send_complete(struct urb *urb)
+ struct port100 *dev = urb->context;
+
+ if (dev->cmd_cancel) {
++ complete_all(&dev->cmd_cancel_done);
+ dev->cmd_cancel = false;
+- complete(&dev->cmd_cancel_done);
+ }
+
+ switch (urb->status) {
+@@ -1543,6 +1553,7 @@ static int port100_probe(struct usb_interface *interface,
+ PORT100_COMM_RF_HEAD_MAX_LEN;
+ dev->skb_tailroom = PORT100_FRAME_TAIL_LEN;
+
++ init_completion(&dev->cmd_cancel_done);
+ INIT_WORK(&dev->cmd_complete_work, port100_wq_cmd_complete);
+
+ /* The first thing to do with the Port-100 is to set the command type
+diff --git a/drivers/nvmem/imx-ocotp.c b/drivers/nvmem/imx-ocotp.c
+index ac27b9bac3b9..8e7b120696fa 100644
+--- a/drivers/nvmem/imx-ocotp.c
++++ b/drivers/nvmem/imx-ocotp.c
+@@ -71,7 +71,7 @@ static struct nvmem_config imx_ocotp_nvmem_config = {
+
+ static const struct of_device_id imx_ocotp_dt_ids[] = {
+ { .compatible = "fsl,imx6q-ocotp", (void *)128 },
+- { .compatible = "fsl,imx6sl-ocotp", (void *)32 },
++ { .compatible = "fsl,imx6sl-ocotp", (void *)64 },
+ { .compatible = "fsl,imx6sx-ocotp", (void *)128 },
+ { },
+ };
+diff --git a/drivers/scsi/bfa/bfad.c b/drivers/scsi/bfa/bfad.c
+index 9d253cb83ee7..e70410beb83a 100644
+--- a/drivers/scsi/bfa/bfad.c
++++ b/drivers/scsi/bfa/bfad.c
+@@ -64,9 +64,9 @@ int max_rport_logins = BFA_FCS_MAX_RPORT_LOGINS;
+ u32 bfi_image_cb_size, bfi_image_ct_size, bfi_image_ct2_size;
+ u32 *bfi_image_cb, *bfi_image_ct, *bfi_image_ct2;
+
+-#define BFAD_FW_FILE_CB "cbfw-3.2.3.0.bin"
+-#define BFAD_FW_FILE_CT "ctfw-3.2.3.0.bin"
+-#define BFAD_FW_FILE_CT2 "ct2fw-3.2.3.0.bin"
++#define BFAD_FW_FILE_CB "cbfw-3.2.5.1.bin"
++#define BFAD_FW_FILE_CT "ctfw-3.2.5.1.bin"
++#define BFAD_FW_FILE_CT2 "ct2fw-3.2.5.1.bin"
+
+ static u32 *bfad_load_fwimg(struct pci_dev *pdev);
+ static void bfad_free_fwimg(void);
+diff --git a/drivers/scsi/bfa/bfad_drv.h b/drivers/scsi/bfa/bfad_drv.h
+index f9e862093a25..cfcfff48e8e1 100644
+--- a/drivers/scsi/bfa/bfad_drv.h
++++ b/drivers/scsi/bfa/bfad_drv.h
+@@ -58,7 +58,7 @@
+ #ifdef BFA_DRIVER_VERSION
+ #define BFAD_DRIVER_VERSION BFA_DRIVER_VERSION
+ #else
+-#define BFAD_DRIVER_VERSION "3.2.25.0"
++#define BFAD_DRIVER_VERSION "3.2.25.1"
+ #endif
+
+ #define BFAD_PROTO_NAME FCPI_NAME
+diff --git a/drivers/scsi/fnic/fnic.h b/drivers/scsi/fnic/fnic.h
+index 9ddc9200e0a4..9e4b7709043e 100644
+--- a/drivers/scsi/fnic/fnic.h
++++ b/drivers/scsi/fnic/fnic.h
+@@ -248,6 +248,7 @@ struct fnic {
+ struct completion *remove_wait; /* device remove thread blocks */
+
+ atomic_t in_flight; /* io counter */
++ bool internal_reset_inprogress;
+ u32 _reserved; /* fill hole */
+ unsigned long state_flags; /* protected by host lock */
+ enum fnic_state state;
+diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c
+index d9fd2f841585..44dd372aa7d3 100644
+--- a/drivers/scsi/fnic/fnic_scsi.c
++++ b/drivers/scsi/fnic/fnic_scsi.c
+@@ -2573,6 +2573,19 @@ int fnic_host_reset(struct scsi_cmnd *sc)
+ unsigned long wait_host_tmo;
+ struct Scsi_Host *shost = sc->device->host;
+ struct fc_lport *lp = shost_priv(shost);
++ struct fnic *fnic = lport_priv(lp);
++ unsigned long flags;
++
++ spin_lock_irqsave(&fnic->fnic_lock, flags);
++ if (fnic->internal_reset_inprogress == 0) {
++ fnic->internal_reset_inprogress = 1;
++ } else {
++ spin_unlock_irqrestore(&fnic->fnic_lock, flags);
++ FNIC_SCSI_DBG(KERN_DEBUG, fnic->lport->host,
++ "host reset in progress skipping another host reset\n");
++ return SUCCESS;
++ }
++ spin_unlock_irqrestore(&fnic->fnic_lock, flags);
+
+ /*
+ * If fnic_reset is successful, wait for fabric login to complete
+@@ -2593,6 +2606,9 @@ int fnic_host_reset(struct scsi_cmnd *sc)
+ }
+ }
+
++ spin_lock_irqsave(&fnic->fnic_lock, flags);
++ fnic->internal_reset_inprogress = 0;
++ spin_unlock_irqrestore(&fnic->fnic_lock, flags);
+ return ret;
+ }
+
+diff --git a/drivers/scsi/snic/snic_main.c b/drivers/scsi/snic/snic_main.c
+index 396b32dca074..7cf70aaec0ba 100644
+--- a/drivers/scsi/snic/snic_main.c
++++ b/drivers/scsi/snic/snic_main.c
+@@ -591,6 +591,7 @@ snic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+ if (!pool) {
+ SNIC_HOST_ERR(shost, "dflt sgl pool creation failed\n");
+
++ ret = -ENOMEM;
+ goto err_free_res;
+ }
+
+@@ -601,6 +602,7 @@ snic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+ if (!pool) {
+ SNIC_HOST_ERR(shost, "max sgl pool creation failed\n");
+
++ ret = -ENOMEM;
+ goto err_free_dflt_sgl_pool;
+ }
+
+@@ -611,6 +613,7 @@ snic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+ if (!pool) {
+ SNIC_HOST_ERR(shost, "snic tmreq info pool creation failed.\n");
+
++ ret = -ENOMEM;
+ goto err_free_max_sgl_pool;
+ }
+
+diff --git a/drivers/spi/spi-dw.c b/drivers/spi/spi-dw.c
+index 27960e46135d..c4226c07e091 100644
+--- a/drivers/spi/spi-dw.c
++++ b/drivers/spi/spi-dw.c
+@@ -107,7 +107,10 @@ static const struct file_operations dw_spi_regs_ops = {
+
+ static int dw_spi_debugfs_init(struct dw_spi *dws)
+ {
+- dws->debugfs = debugfs_create_dir("dw_spi", NULL);
++ char name[128];
++
++ snprintf(name, 128, "dw_spi-%s", dev_name(&dws->master->dev));
++ dws->debugfs = debugfs_create_dir(name, NULL);
+ if (!dws->debugfs)
+ return -ENOMEM;
+
+diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c
+index a34fd5afb9a8..ec9979070479 100644
+--- a/drivers/staging/comedi/comedi_fops.c
++++ b/drivers/staging/comedi/comedi_fops.c
+@@ -2898,9 +2898,6 @@ static int __init comedi_init(void)
+
+ comedi_class->dev_groups = comedi_dev_groups;
+
+- /* XXX requires /proc interface */
+- comedi_proc_init();
+-
+ /* create devices files for legacy/manual use */
+ for (i = 0; i < comedi_num_legacy_minors; i++) {
+ struct comedi_device *dev;
+@@ -2918,6 +2915,9 @@ static int __init comedi_init(void)
+ mutex_unlock(&dev->mutex);
+ }
+
++ /* XXX requires /proc interface */
++ comedi_proc_init();
++
+ return 0;
+ }
+ module_init(comedi_init);
+diff --git a/drivers/usb/dwc3/dwc3-omap.c b/drivers/usb/dwc3/dwc3-omap.c
+index 5dd1832564c7..35b63518baf6 100644
+--- a/drivers/usb/dwc3/dwc3-omap.c
++++ b/drivers/usb/dwc3/dwc3-omap.c
+@@ -19,6 +19,7 @@
+ #include <linux/module.h>
+ #include <linux/kernel.h>
+ #include <linux/slab.h>
++#include <linux/irq.h>
+ #include <linux/interrupt.h>
+ #include <linux/platform_device.h>
+ #include <linux/platform_data/dwc3-omap.h>
+@@ -511,7 +512,7 @@ static int dwc3_omap_probe(struct platform_device *pdev)
+
+ /* check the DMA Status */
+ reg = dwc3_omap_readl(omap->base, USBOTGSS_SYSCONFIG);
+-
++ irq_set_status_flags(omap->irq, IRQ_NOAUTOEN);
+ ret = devm_request_threaded_irq(dev, omap->irq, dwc3_omap_interrupt,
+ dwc3_omap_interrupt_thread, IRQF_SHARED,
+ "dwc3-omap", omap);
+@@ -532,7 +533,7 @@ static int dwc3_omap_probe(struct platform_device *pdev)
+ }
+
+ dwc3_omap_enable_irqs(omap);
+-
++ enable_irq(omap->irq);
+ return 0;
+
+ err2:
+@@ -553,6 +554,7 @@ static int dwc3_omap_remove(struct platform_device *pdev)
+ extcon_unregister_notifier(omap->edev, EXTCON_USB, &omap->vbus_nb);
+ extcon_unregister_notifier(omap->edev, EXTCON_USB_HOST, &omap->id_nb);
+ dwc3_omap_disable_irqs(omap);
++ disable_irq(omap->irq);
+ of_platform_depopulate(omap->dev);
+ pm_runtime_put_sync(&pdev->dev);
+ pm_runtime_disable(&pdev->dev);
+diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c
+index b0f71957d00b..b6d4b484c51a 100644
+--- a/drivers/usb/gadget/function/f_hid.c
++++ b/drivers/usb/gadget/function/f_hid.c
+@@ -582,7 +582,7 @@ static int hidg_set_alt(struct usb_function *f, unsigned intf, unsigned alt)
+ }
+ status = usb_ep_enable(hidg->out_ep);
+ if (status < 0) {
+- ERROR(cdev, "Enable IN endpoint FAILED!\n");
++ ERROR(cdev, "Enable OUT endpoint FAILED!\n");
+ goto fail;
+ }
+ hidg->out_ep->driver_data = hidg;
+diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c
+index 031bc08d000d..43559bed7822 100644
+--- a/drivers/vfio/pci/vfio_pci.c
++++ b/drivers/vfio/pci/vfio_pci.c
+@@ -1173,6 +1173,10 @@ static int vfio_pci_mmap(void *device_data, struct vm_area_struct *vma)
+ return ret;
+
+ vdev->barmap[index] = pci_iomap(pdev, index, 0);
++ if (!vdev->barmap[index]) {
++ pci_release_selected_regions(pdev, 1 << index);
++ return -ENOMEM;
++ }
+ }
+
+ vma->vm_private_data = vdev;
+diff --git a/drivers/vfio/pci/vfio_pci_rdwr.c b/drivers/vfio/pci/vfio_pci_rdwr.c
+index 5ffd1d9ad4bd..357243d76f10 100644
+--- a/drivers/vfio/pci/vfio_pci_rdwr.c
++++ b/drivers/vfio/pci/vfio_pci_rdwr.c
+@@ -193,7 +193,10 @@ ssize_t vfio_pci_vga_rw(struct vfio_pci_device *vdev, char __user *buf,
+ if (!vdev->has_vga)
+ return -EINVAL;
+
+- switch (pos) {
++ if (pos > 0xbfffful)
++ return -EINVAL;
++
++ switch ((u32)pos) {
+ case 0xa0000 ... 0xbffff:
+ count = min(count, (size_t)(0xc0000 - pos));
+ iomem = ioremap_nocache(0xa0000, 0xbffff - 0xa0000 + 1);
+diff --git a/drivers/video/fbdev/cobalt_lcdfb.c b/drivers/video/fbdev/cobalt_lcdfb.c
+index 2d3b691f3fc4..038ac6934fe9 100644
+--- a/drivers/video/fbdev/cobalt_lcdfb.c
++++ b/drivers/video/fbdev/cobalt_lcdfb.c
+@@ -308,6 +308,11 @@ static int cobalt_lcdfb_probe(struct platform_device *dev)
+ info->screen_size = resource_size(res);
+ info->screen_base = devm_ioremap(&dev->dev, res->start,
+ info->screen_size);
++ if (!info->screen_base) {
++ framebuffer_release(info);
++ return -ENOMEM;
++ }
++
+ info->fbops = &cobalt_lcd_fbops;
+ info->fix = cobalt_lcdfb_fix;
+ info->fix.smem_start = res->start;
+diff --git a/drivers/xen/arm-device.c b/drivers/xen/arm-device.c
+index 778acf80aacb..85dd20e05726 100644
+--- a/drivers/xen/arm-device.c
++++ b/drivers/xen/arm-device.c
+@@ -58,9 +58,13 @@ static int xen_map_device_mmio(const struct resource *resources,
+ xen_pfn_t *gpfns;
+ xen_ulong_t *idxs;
+ int *errs;
+- struct xen_add_to_physmap_range xatp;
+
+ for (i = 0; i < count; i++) {
++ struct xen_add_to_physmap_range xatp = {
++ .domid = DOMID_SELF,
++ .space = XENMAPSPACE_dev_mmio
++ };
++
+ r = &resources[i];
+ nr = DIV_ROUND_UP(resource_size(r), XEN_PAGE_SIZE);
+ if ((resource_type(r) != IORESOURCE_MEM) || (nr == 0))
+@@ -87,9 +91,7 @@ static int xen_map_device_mmio(const struct resource *resources,
+ idxs[j] = XEN_PFN_DOWN(r->start) + j;
+ }
+
+- xatp.domid = DOMID_SELF;
+ xatp.size = nr;
+- xatp.space = XENMAPSPACE_dev_mmio;
+
+ set_xen_guest_handle(xatp.gpfns, gpfns);
+ set_xen_guest_handle(xatp.idxs, idxs);
+diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
+index e46e7fbe1b34..14a37ff0b9e3 100644
+--- a/fs/btrfs/extent-tree.c
++++ b/fs/btrfs/extent-tree.c
+@@ -7401,7 +7401,8 @@ btrfs_lock_cluster(struct btrfs_block_group_cache *block_group,
+
+ spin_unlock(&cluster->refill_lock);
+
+- down_read(&used_bg->data_rwsem);
++ /* We should only have one-level nested. */
++ down_read_nested(&used_bg->data_rwsem, SINGLE_DEPTH_NESTING);
+
+ spin_lock(&cluster->refill_lock);
+ if (used_bg == cluster->block_group)
+diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
+index a2a014b19f18..8a05fa7e2152 100644
+--- a/fs/btrfs/inode.c
++++ b/fs/btrfs/inode.c
+@@ -7648,11 +7648,18 @@ static void adjust_dio_outstanding_extents(struct inode *inode,
+ * within our reservation, otherwise we need to adjust our inode
+ * counter appropriately.
+ */
+- if (dio_data->outstanding_extents) {
++ if (dio_data->outstanding_extents >= num_extents) {
+ dio_data->outstanding_extents -= num_extents;
+ } else {
++ /*
++ * If dio write length has been split due to no large enough
++ * contiguous space, we need to compensate our inode counter
++ * appropriately.
++ */
++ u64 num_needed = num_extents - dio_data->outstanding_extents;
++
+ spin_lock(&BTRFS_I(inode)->lock);
+- BTRFS_I(inode)->outstanding_extents += num_extents;
++ BTRFS_I(inode)->outstanding_extents += num_needed;
+ spin_unlock(&BTRFS_I(inode)->lock);
+ }
+ }
+diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
+index b89004513c09..309313b71617 100644
+--- a/fs/btrfs/tree-log.c
++++ b/fs/btrfs/tree-log.c
+@@ -37,6 +37,7 @@
+ */
+ #define LOG_INODE_ALL 0
+ #define LOG_INODE_EXISTS 1
++#define LOG_OTHER_INODE 2
+
+ /*
+ * directory trouble cases
+@@ -4623,7 +4624,7 @@ static int btrfs_log_inode(struct btrfs_trans_handle *trans,
+ if (S_ISDIR(inode->i_mode) ||
+ (!test_bit(BTRFS_INODE_NEEDS_FULL_SYNC,
+ &BTRFS_I(inode)->runtime_flags) &&
+- inode_only == LOG_INODE_EXISTS))
++ inode_only >= LOG_INODE_EXISTS))
+ max_key.type = BTRFS_XATTR_ITEM_KEY;
+ else
+ max_key.type = (u8)-1;
+@@ -4647,7 +4648,13 @@ static int btrfs_log_inode(struct btrfs_trans_handle *trans,
+ return ret;
+ }
+
+- mutex_lock(&BTRFS_I(inode)->log_mutex);
++ if (inode_only == LOG_OTHER_INODE) {
++ inode_only = LOG_INODE_EXISTS;
++ mutex_lock_nested(&BTRFS_I(inode)->log_mutex,
++ SINGLE_DEPTH_NESTING);
++ } else {
++ mutex_lock(&BTRFS_I(inode)->log_mutex);
++ }
+
+ /*
+ * a brute force approach to making sure we get the most uptodate
+@@ -4799,7 +4806,7 @@ static int btrfs_log_inode(struct btrfs_trans_handle *trans,
+ * unpin it.
+ */
+ err = btrfs_log_inode(trans, root, other_inode,
+- LOG_INODE_EXISTS,
++ LOG_OTHER_INODE,
+ 0, LLONG_MAX, ctx);
+ iput(other_inode);
+ if (err)
+diff --git a/fs/dcache.c b/fs/dcache.c
+index 1dbc6b560fef..67957f5b325c 100644
+--- a/fs/dcache.c
++++ b/fs/dcache.c
+@@ -277,6 +277,33 @@ static inline int dname_external(const struct dentry *dentry)
+ return dentry->d_name.name != dentry->d_iname;
+ }
+
++void take_dentry_name_snapshot(struct name_snapshot *name, struct dentry *dentry)
++{
++ spin_lock(&dentry->d_lock);
++ if (unlikely(dname_external(dentry))) {
++ struct external_name *p = external_name(dentry);
++ atomic_inc(&p->u.count);
++ spin_unlock(&dentry->d_lock);
++ name->name = p->name;
++ } else {
++ memcpy(name->inline_name, dentry->d_iname, DNAME_INLINE_LEN);
++ spin_unlock(&dentry->d_lock);
++ name->name = name->inline_name;
++ }
++}
++EXPORT_SYMBOL(take_dentry_name_snapshot);
++
++void release_dentry_name_snapshot(struct name_snapshot *name)
++{
++ if (unlikely(name->name != name->inline_name)) {
++ struct external_name *p;
++ p = container_of(name->name, struct external_name, name[0]);
++ if (unlikely(atomic_dec_and_test(&p->u.count)))
++ kfree_rcu(p, u.head);
++ }
++}
++EXPORT_SYMBOL(release_dentry_name_snapshot);
++
+ static inline void __d_set_inode_and_type(struct dentry *dentry,
+ struct inode *inode,
+ unsigned type_flags)
+diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
+index 1e30f74a9527..3d7de9f4f545 100644
+--- a/fs/debugfs/inode.c
++++ b/fs/debugfs/inode.c
+@@ -730,7 +730,7 @@ struct dentry *debugfs_rename(struct dentry *old_dir, struct dentry *old_dentry,
+ {
+ int error;
+ struct dentry *dentry = NULL, *trap;
+- const char *old_name;
++ struct name_snapshot old_name;
+
+ trap = lock_rename(new_dir, old_dir);
+ /* Source or destination directories don't exist? */
+@@ -745,19 +745,19 @@ struct dentry *debugfs_rename(struct dentry *old_dir, struct dentry *old_dentry,
+ if (IS_ERR(dentry) || dentry == trap || d_really_is_positive(dentry))
+ goto exit;
+
+- old_name = fsnotify_oldname_init(old_dentry->d_name.name);
++ take_dentry_name_snapshot(&old_name, old_dentry);
+
+ error = simple_rename(d_inode(old_dir), old_dentry, d_inode(new_dir),
+ dentry, 0);
+ if (error) {
+- fsnotify_oldname_free(old_name);
++ release_dentry_name_snapshot(&old_name);
+ goto exit;
+ }
+ d_move(old_dentry, dentry);
+- fsnotify_move(d_inode(old_dir), d_inode(new_dir), old_name,
++ fsnotify_move(d_inode(old_dir), d_inode(new_dir), old_name.name,
+ d_is_dir(old_dentry),
+ NULL, old_dentry);
+- fsnotify_oldname_free(old_name);
++ release_dentry_name_snapshot(&old_name);
+ unlock_rename(new_dir, old_dir);
+ dput(dentry);
+ return old_dentry;
+diff --git a/fs/jfs/acl.c b/fs/jfs/acl.c
+index 7bc186f4ed4d..1be45c8d460d 100644
+--- a/fs/jfs/acl.c
++++ b/fs/jfs/acl.c
+@@ -77,13 +77,6 @@ static int __jfs_set_acl(tid_t tid, struct inode *inode, int type,
+ switch (type) {
+ case ACL_TYPE_ACCESS:
+ ea_name = XATTR_NAME_POSIX_ACL_ACCESS;
+- if (acl) {
+- rc = posix_acl_update_mode(inode, &inode->i_mode, &acl);
+- if (rc)
+- return rc;
+- inode->i_ctime = current_time(inode);
+- mark_inode_dirty(inode);
+- }
+ break;
+ case ACL_TYPE_DEFAULT:
+ ea_name = XATTR_NAME_POSIX_ACL_DEFAULT;
+@@ -118,9 +111,17 @@ int jfs_set_acl(struct inode *inode, struct posix_acl *acl, int type)
+
+ tid = txBegin(inode->i_sb, 0);
+ mutex_lock(&JFS_IP(inode)->commit_mutex);
++ if (type == ACL_TYPE_ACCESS && acl) {
++ rc = posix_acl_update_mode(inode, &inode->i_mode, &acl);
++ if (rc)
++ goto end_tx;
++ inode->i_ctime = current_time(inode);
++ mark_inode_dirty(inode);
++ }
+ rc = __jfs_set_acl(tid, inode, type, acl);
+ if (!rc)
+ rc = txCommit(tid, 1, &inode, 0);
++end_tx:
+ txEnd(tid);
+ mutex_unlock(&JFS_IP(inode)->commit_mutex);
+ return rc;
+diff --git a/fs/namei.c b/fs/namei.c
+index d5e5140c1045..66209f720146 100644
+--- a/fs/namei.c
++++ b/fs/namei.c
+@@ -4336,11 +4336,11 @@ int vfs_rename(struct inode *old_dir, struct dentry *old_dentry,
+ {
+ int error;
+ bool is_dir = d_is_dir(old_dentry);
+- const unsigned char *old_name;
+ struct inode *source = old_dentry->d_inode;
+ struct inode *target = new_dentry->d_inode;
+ bool new_is_dir = false;
+ unsigned max_links = new_dir->i_sb->s_max_links;
++ struct name_snapshot old_name;
+
+ /*
+ * Check source == target.
+@@ -4391,7 +4391,7 @@ int vfs_rename(struct inode *old_dir, struct dentry *old_dentry,
+ if (error)
+ return error;
+
+- old_name = fsnotify_oldname_init(old_dentry->d_name.name);
++ take_dentry_name_snapshot(&old_name, old_dentry);
+ dget(new_dentry);
+ if (!is_dir || (flags & RENAME_EXCHANGE))
+ lock_two_nondirectories(source, target);
+@@ -4446,14 +4446,14 @@ int vfs_rename(struct inode *old_dir, struct dentry *old_dentry,
+ inode_unlock(target);
+ dput(new_dentry);
+ if (!error) {
+- fsnotify_move(old_dir, new_dir, old_name, is_dir,
++ fsnotify_move(old_dir, new_dir, old_name.name, is_dir,
+ !(flags & RENAME_EXCHANGE) ? target : NULL, old_dentry);
+ if (flags & RENAME_EXCHANGE) {
+ fsnotify_move(new_dir, old_dir, old_dentry->d_name.name,
+ new_is_dir, NULL, new_dentry);
+ }
+ }
+- fsnotify_oldname_free(old_name);
++ release_dentry_name_snapshot(&old_name);
+
+ return error;
+ }
+diff --git a/fs/nfs/file.c b/fs/nfs/file.c
+index a1de8ef63e56..84c1cb9237d0 100644
+--- a/fs/nfs/file.c
++++ b/fs/nfs/file.c
+@@ -757,7 +757,7 @@ do_setlk(struct file *filp, int cmd, struct file_lock *fl, int is_local)
+ */
+ nfs_sync_mapping(filp->f_mapping);
+ if (!NFS_PROTO(inode)->have_delegation(inode, FMODE_READ))
+- nfs_zap_mapping(inode, filp->f_mapping);
++ nfs_zap_caches(inode);
+ out:
+ return status;
+ }
+diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
+index 401ea6e4cab8..46ca7881d80d 100644
+--- a/fs/nfs/nfs4proc.c
++++ b/fs/nfs/nfs4proc.c
+@@ -6419,7 +6419,7 @@ nfs4_retry_setlk(struct nfs4_state *state, int cmd, struct file_lock *request)
+ set_current_state(TASK_INTERRUPTIBLE);
+ spin_unlock_irqrestore(&q->lock, flags);
+
+- freezable_schedule_timeout_interruptible(NFS4_LOCK_MAXTIMEOUT);
++ freezable_schedule_timeout(NFS4_LOCK_MAXTIMEOUT);
+ }
+
+ finish_wait(q, &wait);
+diff --git a/fs/notify/fsnotify.c b/fs/notify/fsnotify.c
+index db39de2dd4cb..a64adc2fced9 100644
+--- a/fs/notify/fsnotify.c
++++ b/fs/notify/fsnotify.c
+@@ -104,16 +104,20 @@ int __fsnotify_parent(struct path *path, struct dentry *dentry, __u32 mask)
+ if (unlikely(!fsnotify_inode_watches_children(p_inode)))
+ __fsnotify_update_child_dentry_flags(p_inode);
+ else if (p_inode->i_fsnotify_mask & mask) {
++ struct name_snapshot name;
++
+ /* we are notifying a parent so come up with the new mask which
+ * specifies these are events which came from a child. */
+ mask |= FS_EVENT_ON_CHILD;
+
++ take_dentry_name_snapshot(&name, dentry);
+ if (path)
+ ret = fsnotify(p_inode, mask, path, FSNOTIFY_EVENT_PATH,
+- dentry->d_name.name, 0);
++ name.name, 0);
+ else
+ ret = fsnotify(p_inode, mask, dentry->d_inode, FSNOTIFY_EVENT_INODE,
+- dentry->d_name.name, 0);
++ name.name, 0);
++ release_dentry_name_snapshot(&name);
+ }
+
+ dput(parent);
+diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c
+index 6ad831b9d1b8..8b09271e5d66 100644
+--- a/fs/pstore/ram.c
++++ b/fs/pstore/ram.c
+@@ -434,7 +434,7 @@ static int ramoops_init_przs(struct device *dev, struct ramoops_context *cxt,
+ for (i = 0; i < cxt->max_dump_cnt; i++) {
+ cxt->przs[i] = persistent_ram_new(*paddr, cxt->record_size, 0,
+ &cxt->ecc_info,
+- cxt->memtype);
++ cxt->memtype, 0);
+ if (IS_ERR(cxt->przs[i])) {
+ err = PTR_ERR(cxt->przs[i]);
+ dev_err(dev, "failed to request mem region (0x%zx@0x%llx): %d\n",
+@@ -471,7 +471,8 @@ static int ramoops_init_prz(struct device *dev, struct ramoops_context *cxt,
+ return -ENOMEM;
+ }
+
+- *prz = persistent_ram_new(*paddr, sz, sig, &cxt->ecc_info, cxt->memtype);
++ *prz = persistent_ram_new(*paddr, sz, sig, &cxt->ecc_info,
++ cxt->memtype, 0);
+ if (IS_ERR(*prz)) {
+ int err = PTR_ERR(*prz);
+
+diff --git a/fs/pstore/ram_core.c b/fs/pstore/ram_core.c
+index 3975deec02f8..e11672aa4575 100644
+--- a/fs/pstore/ram_core.c
++++ b/fs/pstore/ram_core.c
+@@ -48,16 +48,15 @@ static inline size_t buffer_start(struct persistent_ram_zone *prz)
+ return atomic_read(&prz->buffer->start);
+ }
+
+-static DEFINE_RAW_SPINLOCK(buffer_lock);
+-
+ /* increase and wrap the start pointer, returning the old value */
+ static size_t buffer_start_add(struct persistent_ram_zone *prz, size_t a)
+ {
+ int old;
+ int new;
+- unsigned long flags;
++ unsigned long flags = 0;
+
+- raw_spin_lock_irqsave(&buffer_lock, flags);
++ if (!(prz->flags & PRZ_FLAG_NO_LOCK))
++ raw_spin_lock_irqsave(&prz->buffer_lock, flags);
+
+ old = atomic_read(&prz->buffer->start);
+ new = old + a;
+@@ -65,7 +64,8 @@ static size_t buffer_start_add(struct persistent_ram_zone *prz, size_t a)
+ new -= prz->buffer_size;
+ atomic_set(&prz->buffer->start, new);
+
+- raw_spin_unlock_irqrestore(&buffer_lock, flags);
++ if (!(prz->flags & PRZ_FLAG_NO_LOCK))
++ raw_spin_unlock_irqrestore(&prz->buffer_lock, flags);
+
+ return old;
+ }
+@@ -75,9 +75,10 @@ static void buffer_size_add(struct persistent_ram_zone *prz, size_t a)
+ {
+ size_t old;
+ size_t new;
+- unsigned long flags;
++ unsigned long flags = 0;
+
+- raw_spin_lock_irqsave(&buffer_lock, flags);
++ if (!(prz->flags & PRZ_FLAG_NO_LOCK))
++ raw_spin_lock_irqsave(&prz->buffer_lock, flags);
+
+ old = atomic_read(&prz->buffer->size);
+ if (old == prz->buffer_size)
+@@ -89,7 +90,8 @@ static void buffer_size_add(struct persistent_ram_zone *prz, size_t a)
+ atomic_set(&prz->buffer->size, new);
+
+ exit:
+- raw_spin_unlock_irqrestore(&buffer_lock, flags);
++ if (!(prz->flags & PRZ_FLAG_NO_LOCK))
++ raw_spin_unlock_irqrestore(&prz->buffer_lock, flags);
+ }
+
+ static void notrace persistent_ram_encode_rs8(struct persistent_ram_zone *prz,
+@@ -491,6 +493,7 @@ static int persistent_ram_post_init(struct persistent_ram_zone *prz, u32 sig,
+ prz->buffer->sig);
+ }
+
++ /* Rewind missing or invalid memory area. */
+ prz->buffer->sig = sig;
+ persistent_ram_zap(prz);
+
+@@ -517,7 +520,7 @@ void persistent_ram_free(struct persistent_ram_zone *prz)
+
+ struct persistent_ram_zone *persistent_ram_new(phys_addr_t start, size_t size,
+ u32 sig, struct persistent_ram_ecc_info *ecc_info,
+- unsigned int memtype)
++ unsigned int memtype, u32 flags)
+ {
+ struct persistent_ram_zone *prz;
+ int ret = -ENOMEM;
+@@ -528,6 +531,10 @@ struct persistent_ram_zone *persistent_ram_new(phys_addr_t start, size_t size,
+ goto err;
+ }
+
++ /* Initialize general buffer state. */
++ raw_spin_lock_init(&prz->buffer_lock);
++ prz->flags = flags;
++
+ ret = persistent_ram_buffer_map(start, size, prz, memtype);
+ if (ret)
+ goto err;
+diff --git a/include/linux/dcache.h b/include/linux/dcache.h
+index 5beed7b30561..ff295e166b2c 100644
+--- a/include/linux/dcache.h
++++ b/include/linux/dcache.h
+@@ -590,5 +590,11 @@ static inline struct inode *d_real_inode(const struct dentry *dentry)
+ return d_backing_inode(d_real((struct dentry *) dentry, NULL, 0));
+ }
+
++struct name_snapshot {
++ const char *name;
++ char inline_name[DNAME_INLINE_LEN];
++};
++void take_dentry_name_snapshot(struct name_snapshot *, struct dentry *);
++void release_dentry_name_snapshot(struct name_snapshot *);
+
+ #endif /* __LINUX_DCACHE_H */
+diff --git a/include/linux/fsnotify.h b/include/linux/fsnotify.h
+index b8bcc058e031..e5f03a4d8430 100644
+--- a/include/linux/fsnotify.h
++++ b/include/linux/fsnotify.h
+@@ -293,35 +293,4 @@ static inline void fsnotify_change(struct dentry *dentry, unsigned int ia_valid)
+ }
+ }
+
+-#if defined(CONFIG_FSNOTIFY) /* notify helpers */
+-
+-/*
+- * fsnotify_oldname_init - save off the old filename before we change it
+- */
+-static inline const unsigned char *fsnotify_oldname_init(const unsigned char *name)
+-{
+- return kstrdup(name, GFP_KERNEL);
+-}
+-
+-/*
+- * fsnotify_oldname_free - free the name we got from fsnotify_oldname_init
+- */
+-static inline void fsnotify_oldname_free(const unsigned char *old_name)
+-{
+- kfree(old_name);
+-}
+-
+-#else /* CONFIG_FSNOTIFY */
+-
+-static inline const char *fsnotify_oldname_init(const unsigned char *name)
+-{
+- return NULL;
+-}
+-
+-static inline void fsnotify_oldname_free(const unsigned char *old_name)
+-{
+-}
+-
+-#endif /* CONFIG_FSNOTIFY */
+-
+ #endif /* _LINUX_FS_NOTIFY_H */
+diff --git a/include/linux/mlx4/device.h b/include/linux/mlx4/device.h
+index c9f379689dd0..80faf44b8887 100644
+--- a/include/linux/mlx4/device.h
++++ b/include/linux/mlx4/device.h
+@@ -1384,6 +1384,8 @@ int set_phv_bit(struct mlx4_dev *dev, u8 port, int new_val);
+ int get_phv_bit(struct mlx4_dev *dev, u8 port, int *phv);
+ int mlx4_get_is_vlan_offload_disabled(struct mlx4_dev *dev, u8 port,
+ bool *vlan_offload_disabled);
++void mlx4_handle_eth_header_mcast_prio(struct mlx4_net_trans_rule_hw_ctrl *ctrl,
++ struct _rule_hw *eth_header);
+ int mlx4_find_cached_mac(struct mlx4_dev *dev, u8 port, u64 mac, int *idx);
+ int mlx4_find_cached_vlan(struct mlx4_dev *dev, u8 port, u16 vid, int *idx);
+ int mlx4_register_vlan(struct mlx4_dev *dev, u8 port, u16 vlan, int *index);
+diff --git a/include/linux/phy.h b/include/linux/phy.h
+index 6c9b1e0006ee..8431c8c0c320 100644
+--- a/include/linux/phy.h
++++ b/include/linux/phy.h
+@@ -799,6 +799,10 @@ int genphy_read_status(struct phy_device *phydev);
+ int genphy_suspend(struct phy_device *phydev);
+ int genphy_resume(struct phy_device *phydev);
+ int genphy_soft_reset(struct phy_device *phydev);
++static inline int genphy_no_soft_reset(struct phy_device *phydev)
++{
++ return 0;
++}
+ void phy_driver_unregister(struct phy_driver *drv);
+ void phy_drivers_unregister(struct phy_driver *drv, int n);
+ int phy_driver_register(struct phy_driver *new_driver, struct module *owner);
+diff --git a/include/linux/pstore_ram.h b/include/linux/pstore_ram.h
+index c668c861c96c..4058bf991868 100644
+--- a/include/linux/pstore_ram.h
++++ b/include/linux/pstore_ram.h
+@@ -24,6 +24,13 @@
+ #include <linux/list.h>
+ #include <linux/types.h>
+
++/*
++ * Choose whether access to the RAM zone requires locking or not. If a zone
++ * can be written to from different CPUs like with ftrace for example, then
++ * PRZ_FLAG_NO_LOCK is used. For all other cases, locking is required.
++ */
++#define PRZ_FLAG_NO_LOCK BIT(0)
++
+ struct persistent_ram_buffer;
+ struct rs_control;
+
+@@ -40,6 +47,8 @@ struct persistent_ram_zone {
+ void *vaddr;
+ struct persistent_ram_buffer *buffer;
+ size_t buffer_size;
++ u32 flags;
++ raw_spinlock_t buffer_lock;
+
+ /* ECC correction */
+ char *par_buffer;
+@@ -55,7 +64,7 @@ struct persistent_ram_zone {
+
+ struct persistent_ram_zone *persistent_ram_new(phys_addr_t start, size_t size,
+ u32 sig, struct persistent_ram_ecc_info *ecc_info,
+- unsigned int memtype);
++ unsigned int memtype, u32 flags);
+ void persistent_ram_free(struct persistent_ram_zone *prz);
+ void persistent_ram_zap(struct persistent_ram_zone *prz);
+
+diff --git a/kernel/cpu.c b/kernel/cpu.c
+index 8f52977aad59..26a4f74bff83 100644
+--- a/kernel/cpu.c
++++ b/kernel/cpu.c
+@@ -410,11 +410,26 @@ static int notify_online(unsigned int cpu)
+ return 0;
+ }
+
++static void __cpuhp_kick_ap_work(struct cpuhp_cpu_state *st);
++
+ static int bringup_wait_for_ap(unsigned int cpu)
+ {
+ struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu);
+
++ /* Wait for the CPU to reach CPUHP_AP_ONLINE_IDLE */
+ wait_for_completion(&st->done);
++ if (WARN_ON_ONCE((!cpu_online(cpu))))
++ return -ECANCELED;
++
++ /* Unpark the stopper thread and the hotplug thread of the target cpu */
++ stop_machine_unpark(cpu);
++ kthread_unpark(st->thread);
++
++ /* Should we go further up ? */
++ if (st->target > CPUHP_AP_ONLINE_IDLE) {
++ __cpuhp_kick_ap_work(st);
++ wait_for_completion(&st->done);
++ }
+ return st->result;
+ }
+
+@@ -437,9 +452,7 @@ static int bringup_cpu(unsigned int cpu)
+ cpu_notify(CPU_UP_CANCELED, cpu);
+ return ret;
+ }
+- ret = bringup_wait_for_ap(cpu);
+- BUG_ON(!cpu_online(cpu));
+- return ret;
++ return bringup_wait_for_ap(cpu);
+ }
+
+ /*
+@@ -974,31 +987,20 @@ void notify_cpu_starting(unsigned int cpu)
+ }
+
+ /*
+- * Called from the idle task. We need to set active here, so we can kick off
+- * the stopper thread and unpark the smpboot threads. If the target state is
+- * beyond CPUHP_AP_ONLINE_IDLE we kick cpuhp thread and let it bring up the
+- * cpu further.
++ * Called from the idle task. Wake up the controlling task which brings the
++ * stopper and the hotplug thread of the upcoming CPU up and then delegates
++ * the rest of the online bringup to the hotplug thread.
+ */
+ void cpuhp_online_idle(enum cpuhp_state state)
+ {
+ struct cpuhp_cpu_state *st = this_cpu_ptr(&cpuhp_state);
+- unsigned int cpu = smp_processor_id();
+
+ /* Happens for the boot cpu */
+ if (state != CPUHP_AP_ONLINE_IDLE)
+ return;
+
+ st->state = CPUHP_AP_ONLINE_IDLE;
+-
+- /* Unpark the stopper thread and the hotplug thread of this cpu */
+- stop_machine_unpark(cpu);
+- kthread_unpark(st->thread);
+-
+- /* Should we go further up ? */
+- if (st->target > CPUHP_AP_ONLINE_IDLE)
+- __cpuhp_kick_ap_work(st);
+- else
+- complete(&st->done);
++ complete(&st->done);
+ }
+
+ /* Requires cpu_add_remove_lock to be held */
+diff --git a/kernel/sched/core.c b/kernel/sched/core.c
+index d177b21d04ce..2098954c690f 100644
+--- a/kernel/sched/core.c
++++ b/kernel/sched/core.c
+@@ -8376,11 +8376,20 @@ cpu_cgroup_css_alloc(struct cgroup_subsys_state *parent_css)
+ if (IS_ERR(tg))
+ return ERR_PTR(-ENOMEM);
+
+- sched_online_group(tg, parent);
+-
+ return &tg->css;
+ }
+
++/* Expose task group only after completing cgroup initialization */
++static int cpu_cgroup_css_online(struct cgroup_subsys_state *css)
++{
++ struct task_group *tg = css_tg(css);
++ struct task_group *parent = css_tg(css->parent);
++
++ if (parent)
++ sched_online_group(tg, parent);
++ return 0;
++}
++
+ static void cpu_cgroup_css_released(struct cgroup_subsys_state *css)
+ {
+ struct task_group *tg = css_tg(css);
+@@ -8783,6 +8792,7 @@ static struct cftype cpu_files[] = {
+
+ struct cgroup_subsys cpu_cgrp_subsys = {
+ .css_alloc = cpu_cgroup_css_alloc,
++ .css_online = cpu_cgroup_css_online,
+ .css_released = cpu_cgroup_css_released,
+ .css_free = cpu_cgroup_css_free,
+ .fork = cpu_cgroup_fork,
+diff --git a/net/core/dev.c b/net/core/dev.c
+index c17952b6e0b6..0af019dfe846 100644
+--- a/net/core/dev.c
++++ b/net/core/dev.c
+@@ -2702,9 +2702,10 @@ EXPORT_SYMBOL(skb_mac_gso_segment);
+ static inline bool skb_needs_check(struct sk_buff *skb, bool tx_path)
+ {
+ if (tx_path)
+- return skb->ip_summed != CHECKSUM_PARTIAL;
+- else
+- return skb->ip_summed == CHECKSUM_NONE;
++ return skb->ip_summed != CHECKSUM_PARTIAL &&
++ skb->ip_summed != CHECKSUM_NONE;
++
++ return skb->ip_summed == CHECKSUM_NONE;
+ }
+
+ /**
+@@ -2723,11 +2724,12 @@ static inline bool skb_needs_check(struct sk_buff *skb, bool tx_path)
+ struct sk_buff *__skb_gso_segment(struct sk_buff *skb,
+ netdev_features_t features, bool tx_path)
+ {
++ struct sk_buff *segs;
++
+ if (unlikely(skb_needs_check(skb, tx_path))) {
+ int err;
+
+- skb_warn_bad_offload(skb);
+-
++ /* We're going to init ->check field in TCP or UDP header */
+ err = skb_cow_head(skb, 0);
+ if (err < 0)
+ return ERR_PTR(err);
+@@ -2755,7 +2757,12 @@ struct sk_buff *__skb_gso_segment(struct sk_buff *skb,
+ skb_reset_mac_header(skb);
+ skb_reset_mac_len(skb);
+
+- return skb_mac_gso_segment(skb, features);
++ segs = skb_mac_gso_segment(skb, features);
++
++ if (unlikely(skb_needs_check(skb, tx_path)))
++ skb_warn_bad_offload(skb);
++
++ return segs;
+ }
+ EXPORT_SYMBOL(__skb_gso_segment);
+
+diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
+index fd649599620e..5a4b8e7bcedd 100644
+--- a/net/ipv6/ip6_output.c
++++ b/net/ipv6/ip6_output.c
+@@ -1376,7 +1376,7 @@ static int __ip6_append_data(struct sock *sk,
+ */
+
+ cork->length += length;
+- if (((length > mtu) ||
++ if ((((length + fragheaderlen) > mtu) ||
+ (skb && skb_is_gso(skb))) &&
+ (sk->sk_protocol == IPPROTO_UDP) &&
+ (rt->dst.dev->features & NETIF_F_UFO) && !rt->dst.header_len &&
+diff --git a/net/key/af_key.c b/net/key/af_key.c
+index d8d95b6415e4..2e1050ec2cf0 100644
+--- a/net/key/af_key.c
++++ b/net/key/af_key.c
+@@ -63,6 +63,7 @@ struct pfkey_sock {
+ } u;
+ struct sk_buff *skb;
+ } dump;
++ struct mutex dump_lock;
+ };
+
+ static int parse_sockaddr_pair(struct sockaddr *sa, int ext_len,
+@@ -143,6 +144,7 @@ static int pfkey_create(struct net *net, struct socket *sock, int protocol,
+ {
+ struct netns_pfkey *net_pfkey = net_generic(net, pfkey_net_id);
+ struct sock *sk;
++ struct pfkey_sock *pfk;
+ int err;
+
+ if (!ns_capable(net->user_ns, CAP_NET_ADMIN))
+@@ -157,6 +159,9 @@ static int pfkey_create(struct net *net, struct socket *sock, int protocol,
+ if (sk == NULL)
+ goto out;
+
++ pfk = pfkey_sk(sk);
++ mutex_init(&pfk->dump_lock);
++
+ sock->ops = &pfkey_ops;
+ sock_init_data(sock, sk);
+
+@@ -285,13 +290,23 @@ static int pfkey_do_dump(struct pfkey_sock *pfk)
+ struct sadb_msg *hdr;
+ int rc;
+
++ mutex_lock(&pfk->dump_lock);
++ if (!pfk->dump.dump) {
++ rc = 0;
++ goto out;
++ }
++
+ rc = pfk->dump.dump(pfk);
+- if (rc == -ENOBUFS)
+- return 0;
++ if (rc == -ENOBUFS) {
++ rc = 0;
++ goto out;
++ }
+
+ if (pfk->dump.skb) {
+- if (!pfkey_can_dump(&pfk->sk))
+- return 0;
++ if (!pfkey_can_dump(&pfk->sk)) {
++ rc = 0;
++ goto out;
++ }
+
+ hdr = (struct sadb_msg *) pfk->dump.skb->data;
+ hdr->sadb_msg_seq = 0;
+@@ -302,6 +317,9 @@ static int pfkey_do_dump(struct pfkey_sock *pfk)
+ }
+
+ pfkey_terminate_dump(pfk);
++
++out:
++ mutex_unlock(&pfk->dump_lock);
+ return rc;
+ }
+
+@@ -1806,19 +1824,26 @@ static int pfkey_dump(struct sock *sk, struct sk_buff *skb, const struct sadb_ms
+ struct xfrm_address_filter *filter = NULL;
+ struct pfkey_sock *pfk = pfkey_sk(sk);
+
+- if (pfk->dump.dump != NULL)
++ mutex_lock(&pfk->dump_lock);
++ if (pfk->dump.dump != NULL) {
++ mutex_unlock(&pfk->dump_lock);
+ return -EBUSY;
++ }
+
+ proto = pfkey_satype2proto(hdr->sadb_msg_satype);
+- if (proto == 0)
++ if (proto == 0) {
++ mutex_unlock(&pfk->dump_lock);
+ return -EINVAL;
++ }
+
+ if (ext_hdrs[SADB_X_EXT_FILTER - 1]) {
+ struct sadb_x_filter *xfilter = ext_hdrs[SADB_X_EXT_FILTER - 1];
+
+ filter = kmalloc(sizeof(*filter), GFP_KERNEL);
+- if (filter == NULL)
++ if (filter == NULL) {
++ mutex_unlock(&pfk->dump_lock);
+ return -ENOMEM;
++ }
+
+ memcpy(&filter->saddr, &xfilter->sadb_x_filter_saddr,
+ sizeof(xfrm_address_t));
+@@ -1834,6 +1859,7 @@ static int pfkey_dump(struct sock *sk, struct sk_buff *skb, const struct sadb_ms
+ pfk->dump.dump = pfkey_dump_sa;
+ pfk->dump.done = pfkey_dump_sa_done;
+ xfrm_state_walk_init(&pfk->dump.u.state, proto, filter);
++ mutex_unlock(&pfk->dump_lock);
+
+ return pfkey_do_dump(pfk);
+ }
+@@ -2693,14 +2719,18 @@ static int pfkey_spddump(struct sock *sk, struct sk_buff *skb, const struct sadb
+ {
+ struct pfkey_sock *pfk = pfkey_sk(sk);
+
+- if (pfk->dump.dump != NULL)
++ mutex_lock(&pfk->dump_lock);
++ if (pfk->dump.dump != NULL) {
++ mutex_unlock(&pfk->dump_lock);
+ return -EBUSY;
++ }
+
+ pfk->dump.msg_version = hdr->sadb_msg_version;
+ pfk->dump.msg_portid = hdr->sadb_msg_pid;
+ pfk->dump.dump = pfkey_dump_sp;
+ pfk->dump.done = pfkey_dump_sp_done;
+ xfrm_policy_walk_init(&pfk->dump.u.policy, XFRM_POLICY_TYPE_MAIN);
++ mutex_unlock(&pfk->dump_lock);
+
+ return pfkey_do_dump(pfk);
+ }
+diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c
+index b10abef6b0a0..1d522ce833e6 100644
+--- a/net/l2tp/l2tp_ip6.c
++++ b/net/l2tp/l2tp_ip6.c
+@@ -64,7 +64,7 @@ static struct sock *__l2tp_ip6_bind_lookup(struct net *net,
+ struct sock *sk;
+
+ sk_for_each_bound(sk, &l2tp_ip6_bind_table) {
+- const struct in6_addr *addr = inet6_rcv_saddr(sk);
++ const struct in6_addr *sk_laddr = inet6_rcv_saddr(sk);
+ struct l2tp_ip6_sock *l2tp = l2tp_ip6_sk(sk);
+
+ if (l2tp == NULL)
+@@ -72,7 +72,7 @@ static struct sock *__l2tp_ip6_bind_lookup(struct net *net,
+
+ if ((l2tp->conn_id == tunnel_id) &&
+ net_eq(sock_net(sk), net) &&
+- (!addr || ipv6_addr_equal(addr, laddr)) &&
++ (!sk_laddr || ipv6_addr_any(sk_laddr) || ipv6_addr_equal(sk_laddr, laddr)) &&
+ (!sk->sk_bound_dev_if || !dif ||
+ sk->sk_bound_dev_if == dif))
+ goto found;
+diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
+index 8da67f7c9c5a..e26b515f7794 100644
+--- a/net/xfrm/xfrm_policy.c
++++ b/net/xfrm/xfrm_policy.c
+@@ -1248,7 +1248,7 @@ static inline int policy_to_flow_dir(int dir)
+ }
+
+ static struct xfrm_policy *xfrm_sk_policy_lookup(const struct sock *sk, int dir,
+- const struct flowi *fl)
++ const struct flowi *fl, u16 family)
+ {
+ struct xfrm_policy *pol;
+
+@@ -1256,8 +1256,7 @@ static struct xfrm_policy *xfrm_sk_policy_lookup(const struct sock *sk, int dir,
+ again:
+ pol = rcu_dereference(sk->sk_policy[dir]);
+ if (pol != NULL) {
+- bool match = xfrm_selector_match(&pol->selector, fl,
+- sk->sk_family);
++ bool match = xfrm_selector_match(&pol->selector, fl, family);
+ int err = 0;
+
+ if (match) {
+@@ -2206,7 +2205,7 @@ struct dst_entry *xfrm_lookup(struct net *net, struct dst_entry *dst_orig,
+ sk = sk_const_to_full_sk(sk);
+ if (sk && sk->sk_policy[XFRM_POLICY_OUT]) {
+ num_pols = 1;
+- pols[0] = xfrm_sk_policy_lookup(sk, XFRM_POLICY_OUT, fl);
++ pols[0] = xfrm_sk_policy_lookup(sk, XFRM_POLICY_OUT, fl, family);
+ err = xfrm_expand_policies(fl, family, pols,
+ &num_pols, &num_xfrms);
+ if (err < 0)
+@@ -2485,7 +2484,7 @@ int __xfrm_policy_check(struct sock *sk, int dir, struct sk_buff *skb,
+ pol = NULL;
+ sk = sk_to_full_sk(sk);
+ if (sk && sk->sk_policy[dir]) {
+- pol = xfrm_sk_policy_lookup(sk, dir, &fl);
++ pol = xfrm_sk_policy_lookup(sk, dir, &fl, family);
+ if (IS_ERR(pol)) {
+ XFRM_INC_STATS(net, LINUX_MIB_XFRMINPOLERROR);
+ return 0;
+diff --git a/sound/pci/fm801.c b/sound/pci/fm801.c
+index c47287d79306..a178e0d03088 100644
+--- a/sound/pci/fm801.c
++++ b/sound/pci/fm801.c
+@@ -1235,8 +1235,6 @@ static int snd_fm801_create(struct snd_card *card,
+ }
+ }
+
+- snd_fm801_chip_init(chip);
+-
+ if ((chip->tea575x_tuner & TUNER_ONLY) == 0) {
+ if (devm_request_irq(&pci->dev, pci->irq, snd_fm801_interrupt,
+ IRQF_SHARED, KBUILD_MODNAME, chip)) {
+@@ -1248,6 +1246,8 @@ static int snd_fm801_create(struct snd_card *card,
+ pci_set_master(pci);
+ }
+
++ snd_fm801_chip_init(chip);
++
+ if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) {
+ snd_fm801_free(chip);
+ return err;
+diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
+index 4bf48336b0fc..775c67818bf1 100644
+--- a/sound/pci/hda/patch_hdmi.c
++++ b/sound/pci/hda/patch_hdmi.c
+@@ -3600,11 +3600,15 @@ HDA_CODEC_ENTRY(0x1002aa01, "R6xx HDMI", patch_atihdmi),
+ HDA_CODEC_ENTRY(0x10951390, "SiI1390 HDMI", patch_generic_hdmi),
+ HDA_CODEC_ENTRY(0x10951392, "SiI1392 HDMI", patch_generic_hdmi),
+ HDA_CODEC_ENTRY(0x17e80047, "Chrontel HDMI", patch_generic_hdmi),
++HDA_CODEC_ENTRY(0x10de0001, "MCP73 HDMI", patch_nvhdmi_2ch),
+ HDA_CODEC_ENTRY(0x10de0002, "MCP77/78 HDMI", patch_nvhdmi_8ch_7x),
+ HDA_CODEC_ENTRY(0x10de0003, "MCP77/78 HDMI", patch_nvhdmi_8ch_7x),
++HDA_CODEC_ENTRY(0x10de0004, "GPU 04 HDMI", patch_nvhdmi_8ch_7x),
+ HDA_CODEC_ENTRY(0x10de0005, "MCP77/78 HDMI", patch_nvhdmi_8ch_7x),
+ HDA_CODEC_ENTRY(0x10de0006, "MCP77/78 HDMI", patch_nvhdmi_8ch_7x),
+ HDA_CODEC_ENTRY(0x10de0007, "MCP79/7A HDMI", patch_nvhdmi_8ch_7x),
++HDA_CODEC_ENTRY(0x10de0008, "GPU 08 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0009, "GPU 09 HDMI/DP", patch_nvhdmi),
+ HDA_CODEC_ENTRY(0x10de000a, "GPU 0a HDMI/DP", patch_nvhdmi),
+ HDA_CODEC_ENTRY(0x10de000b, "GPU 0b HDMI/DP", patch_nvhdmi),
+ HDA_CODEC_ENTRY(0x10de000c, "MCP89 HDMI", patch_nvhdmi),
+@@ -3631,17 +3635,40 @@ HDA_CODEC_ENTRY(0x10de0041, "GPU 41 HDMI/DP", patch_nvhdmi),
+ HDA_CODEC_ENTRY(0x10de0042, "GPU 42 HDMI/DP", patch_nvhdmi),
+ HDA_CODEC_ENTRY(0x10de0043, "GPU 43 HDMI/DP", patch_nvhdmi),
+ HDA_CODEC_ENTRY(0x10de0044, "GPU 44 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0045, "GPU 45 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0050, "GPU 50 HDMI/DP", patch_nvhdmi),
+ HDA_CODEC_ENTRY(0x10de0051, "GPU 51 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0052, "GPU 52 HDMI/DP", patch_nvhdmi),
+ HDA_CODEC_ENTRY(0x10de0060, "GPU 60 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0061, "GPU 61 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0062, "GPU 62 HDMI/DP", patch_nvhdmi),
+ HDA_CODEC_ENTRY(0x10de0067, "MCP67 HDMI", patch_nvhdmi_2ch),
+ HDA_CODEC_ENTRY(0x10de0070, "GPU 70 HDMI/DP", patch_nvhdmi),
+ HDA_CODEC_ENTRY(0x10de0071, "GPU 71 HDMI/DP", patch_nvhdmi),
+ HDA_CODEC_ENTRY(0x10de0072, "GPU 72 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0073, "GPU 73 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0074, "GPU 74 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0076, "GPU 76 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de007b, "GPU 7b HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de007c, "GPU 7c HDMI/DP", patch_nvhdmi),
+ HDA_CODEC_ENTRY(0x10de007d, "GPU 7d HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de007e, "GPU 7e HDMI/DP", patch_nvhdmi),
+ HDA_CODEC_ENTRY(0x10de0080, "GPU 80 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0081, "GPU 81 HDMI/DP", patch_nvhdmi),
+ HDA_CODEC_ENTRY(0x10de0082, "GPU 82 HDMI/DP", patch_nvhdmi),
+ HDA_CODEC_ENTRY(0x10de0083, "GPU 83 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0084, "GPU 84 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0090, "GPU 90 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0091, "GPU 91 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0092, "GPU 92 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0093, "GPU 93 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0094, "GPU 94 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0095, "GPU 95 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0097, "GPU 97 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0098, "GPU 98 HDMI/DP", patch_nvhdmi),
++HDA_CODEC_ENTRY(0x10de0099, "GPU 99 HDMI/DP", patch_nvhdmi),
+ HDA_CODEC_ENTRY(0x10de8001, "MCP73 HDMI", patch_nvhdmi_2ch),
++HDA_CODEC_ENTRY(0x10de8067, "MCP67/68 HDMI", patch_nvhdmi_2ch),
+ HDA_CODEC_ENTRY(0x11069f80, "VX900 HDMI/DP", patch_via_hdmi),
+ HDA_CODEC_ENTRY(0x11069f81, "VX900 HDMI/DP", patch_via_hdmi),
+ HDA_CODEC_ENTRY(0x11069f84, "VX11 HDMI/DP", patch_generic_hdmi),
+diff --git a/sound/soc/codecs/nau8825.c b/sound/soc/codecs/nau8825.c
+index e643be91d762..f9f2737c4ad2 100644
+--- a/sound/soc/codecs/nau8825.c
++++ b/sound/soc/codecs/nau8825.c
+@@ -1928,7 +1928,8 @@ static void nau8825_fll_apply(struct nau8825 *nau8825,
+ NAU8825_FLL_INTEGER_MASK, fll_param->fll_int);
+ /* FLL pre-scaler */
+ regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL4,
+- NAU8825_FLL_REF_DIV_MASK, fll_param->clk_ref_div);
++ NAU8825_FLL_REF_DIV_MASK,
++ fll_param->clk_ref_div << NAU8825_FLL_REF_DIV_SFT);
+ /* select divided VCO input */
+ regmap_update_bits(nau8825->regmap, NAU8825_REG_FLL5,
+ NAU8825_FLL_CLK_SW_MASK, NAU8825_FLL_CLK_SW_REF);
+diff --git a/sound/soc/codecs/nau8825.h b/sound/soc/codecs/nau8825.h
+index 1c63e2abafa9..574d6f936135 100644
+--- a/sound/soc/codecs/nau8825.h
++++ b/sound/soc/codecs/nau8825.h
+@@ -129,7 +129,8 @@
+ #define NAU8825_FLL_CLK_SRC_FS (0x3 << NAU8825_FLL_CLK_SRC_SFT)
+
+ /* FLL4 (0x07) */
+-#define NAU8825_FLL_REF_DIV_MASK (0x3 << 10)
++#define NAU8825_FLL_REF_DIV_SFT 10
++#define NAU8825_FLL_REF_DIV_MASK (0x3 << NAU8825_FLL_REF_DIV_SFT)
+
+ /* FLL5 (0x08) */
+ #define NAU8825_FLL_PDB_DAC_EN (0x1 << 15)
+diff --git a/sound/soc/codecs/tlv320aic3x.c b/sound/soc/codecs/tlv320aic3x.c
+index 5a8d96ec058c..fe45a16a5142 100644
+--- a/sound/soc/codecs/tlv320aic3x.c
++++ b/sound/soc/codecs/tlv320aic3x.c
+@@ -126,6 +126,16 @@ static const struct reg_default aic3x_reg[] = {
+ { 108, 0x00 }, { 109, 0x00 },
+ };
+
++static bool aic3x_volatile_reg(struct device *dev, unsigned int reg)
++{
++ switch (reg) {
++ case AIC3X_RESET:
++ return true;
++ default:
++ return false;
++ }
++}
++
+ static const struct regmap_config aic3x_regmap = {
+ .reg_bits = 8,
+ .val_bits = 8,
+@@ -133,6 +143,9 @@ static const struct regmap_config aic3x_regmap = {
+ .max_register = DAC_ICC_ADJ,
+ .reg_defaults = aic3x_reg,
+ .num_reg_defaults = ARRAY_SIZE(aic3x_reg),
++
++ .volatile_reg = aic3x_volatile_reg,
++
+ .cache_type = REGCACHE_RBTREE,
+ };
+
+diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c
+index 50349437d961..fde08660b63b 100644
+--- a/sound/soc/fsl/fsl_ssi.c
++++ b/sound/soc/fsl/fsl_ssi.c
+@@ -224,6 +224,12 @@ struct fsl_ssi_soc_data {
+ * @dbg_stats: Debugging statistics
+ *
+ * @soc: SoC specific data
++ *
++ * @fifo_watermark: the FIFO watermark setting. Notifies DMA when
++ * there are @fifo_watermark or fewer words in TX fifo or
++ * @fifo_watermark or more empty words in RX fifo.
++ * @dma_maxburst: max number of words to transfer in one go. So far,
++ * this is always the same as fifo_watermark.
+ */
+ struct fsl_ssi_private {
+ struct regmap *regs;
+@@ -263,6 +269,9 @@ struct fsl_ssi_private {
+
+ const struct fsl_ssi_soc_data *soc;
+ struct device *dev;
++
++ u32 fifo_watermark;
++ u32 dma_maxburst;
+ };
+
+ /*
+@@ -1051,21 +1060,7 @@ static int _fsl_ssi_set_dai_fmt(struct device *dev,
+ regmap_write(regs, CCSR_SSI_SRCR, srcr);
+ regmap_write(regs, CCSR_SSI_SCR, scr);
+
+- /*
+- * Set the watermark for transmit FIFI 0 and receive FIFO 0. We don't
+- * use FIFO 1. We program the transmit water to signal a DMA transfer
+- * if there are only two (or fewer) elements left in the FIFO. Two
+- * elements equals one frame (left channel, right channel). This value,
+- * however, depends on the depth of the transmit buffer.
+- *
+- * We set the watermark on the same level as the DMA burstsize. For
+- * fiq it is probably better to use the biggest possible watermark
+- * size.
+- */
+- if (ssi_private->use_dma)
+- wm = ssi_private->fifo_depth - 2;
+- else
+- wm = ssi_private->fifo_depth;
++ wm = ssi_private->fifo_watermark;
+
+ regmap_write(regs, CCSR_SSI_SFCSR,
+ CCSR_SSI_SFCSR_TFWM0(wm) | CCSR_SSI_SFCSR_RFWM0(wm) |
+@@ -1373,12 +1368,8 @@ static int fsl_ssi_imx_probe(struct platform_device *pdev,
+ dev_dbg(&pdev->dev, "could not get baud clock: %ld\n",
+ PTR_ERR(ssi_private->baudclk));
+
+- /*
+- * We have burstsize be "fifo_depth - 2" to match the SSI
+- * watermark setting in fsl_ssi_startup().
+- */
+- ssi_private->dma_params_tx.maxburst = ssi_private->fifo_depth - 2;
+- ssi_private->dma_params_rx.maxburst = ssi_private->fifo_depth - 2;
++ ssi_private->dma_params_tx.maxburst = ssi_private->dma_maxburst;
++ ssi_private->dma_params_rx.maxburst = ssi_private->dma_maxburst;
+ ssi_private->dma_params_tx.addr = ssi_private->ssi_phys + CCSR_SSI_STX0;
+ ssi_private->dma_params_rx.addr = ssi_private->ssi_phys + CCSR_SSI_SRX0;
+
+@@ -1543,6 +1534,47 @@ static int fsl_ssi_probe(struct platform_device *pdev)
+ /* Older 8610 DTs didn't have the fifo-depth property */
+ ssi_private->fifo_depth = 8;
+
++ /*
++ * Set the watermark for transmit FIFO 0 and receive FIFO 0. We don't
++ * use FIFO 1 but set the watermark appropriately nontheless.
++ * We program the transmit water to signal a DMA transfer
++ * if there are N elements left in the FIFO. For chips with 15-deep
++ * FIFOs, set watermark to 8. This allows the SSI to operate at a
++ * high data rate without channel slipping. Behavior is unchanged
++ * for the older chips with a fifo depth of only 8. A value of 4
++ * might be appropriate for the older chips, but is left at
++ * fifo_depth-2 until sombody has a chance to test.
++ *
++ * We set the watermark on the same level as the DMA burstsize. For
++ * fiq it is probably better to use the biggest possible watermark
++ * size.
++ */
++ switch (ssi_private->fifo_depth) {
++ case 15:
++ /*
++ * 2 samples is not enough when running at high data
++ * rates (like 48kHz @ 16 bits/channel, 16 channels)
++ * 8 seems to split things evenly and leave enough time
++ * for the DMA to fill the FIFO before it's over/under
++ * run.
++ */
++ ssi_private->fifo_watermark = 8;
++ ssi_private->dma_maxburst = 8;
++ break;
++ case 8:
++ default:
++ /*
++ * maintain old behavior for older chips.
++ * Keeping it the same because I don't have an older
++ * board to test with.
++ * I suspect this could be changed to be something to
++ * leave some more space in the fifo.
++ */
++ ssi_private->fifo_watermark = ssi_private->fifo_depth - 2;
++ ssi_private->dma_maxburst = ssi_private->fifo_depth - 2;
++ break;
++ }
++
+ dev_set_drvdata(&pdev->dev, ssi_private);
+
+ if (ssi_private->soc->imx) {
+diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c
+index d5873eeae1aa..bd19fad2d91b 100644
+--- a/sound/soc/intel/boards/bytcr_rt5640.c
++++ b/sound/soc/intel/boards/bytcr_rt5640.c
+@@ -142,7 +142,7 @@ static int platform_clock_control(struct snd_soc_dapm_widget *w,
+ * for Jack detection and button press
+ */
+ ret = snd_soc_dai_set_sysclk(codec_dai, RT5640_SCLK_S_RCCLK,
+- 0,
++ 48000 * 512,
+ SND_SOC_CLOCK_IN);
+ if (!ret) {
+ if ((byt_rt5640_quirk & BYT_RT5640_MCLK_EN) && priv->mclk)
+diff --git a/sound/soc/intel/skylake/skl-sst.c b/sound/soc/intel/skylake/skl-sst.c
+index 8fc3178bc79c..b30bd384c8d3 100644
+--- a/sound/soc/intel/skylake/skl-sst.c
++++ b/sound/soc/intel/skylake/skl-sst.c
+@@ -515,6 +515,9 @@ EXPORT_SYMBOL_GPL(skl_sst_init_fw);
+
+ void skl_sst_dsp_cleanup(struct device *dev, struct skl_sst *ctx)
+ {
++
++ if (ctx->dsp->fw)
++ release_firmware(ctx->dsp->fw);
+ skl_clear_module_table(ctx->dsp);
+ skl_freeup_uuid_list(ctx);
+ skl_ipc_free(&ctx->ipc);
+diff --git a/sound/soc/soc-pcm.c b/sound/soc/soc-pcm.c
+index d56a16a0f6fa..21c3ef01c438 100644
+--- a/sound/soc/soc-pcm.c
++++ b/sound/soc/soc-pcm.c
+@@ -2184,9 +2184,11 @@ static int dpcm_fe_dai_do_trigger(struct snd_pcm_substream *substream, int cmd)
+ break;
+ case SNDRV_PCM_TRIGGER_STOP:
+ case SNDRV_PCM_TRIGGER_SUSPEND:
+- case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
+ fe->dpcm[stream].state = SND_SOC_DPCM_STATE_STOP;
+ break;
++ case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
++ fe->dpcm[stream].state = SND_SOC_DPCM_STATE_PAUSED;
++ break;
+ }
+
+ out:
+diff --git a/sound/usb/endpoint.c b/sound/usb/endpoint.c
+index c5251aaad844..b8044c6034b3 100644
+--- a/sound/usb/endpoint.c
++++ b/sound/usb/endpoint.c
+@@ -384,6 +384,9 @@ static void snd_complete_urb(struct urb *urb)
+ if (unlikely(atomic_read(&ep->chip->shutdown)))
+ goto exit_clear;
+
++ if (unlikely(!test_bit(EP_FLAG_RUNNING, &ep->flags)))
++ goto exit_clear;
++
+ if (usb_pipeout(ep->pipe)) {
+ retire_outbound_urb(ep, ctx);
+ /* can be stopped during retire callback */
+diff --git a/tools/lib/traceevent/plugin_sched_switch.c b/tools/lib/traceevent/plugin_sched_switch.c
+index f1ce60065258..ec30c2fcbac0 100644
+--- a/tools/lib/traceevent/plugin_sched_switch.c
++++ b/tools/lib/traceevent/plugin_sched_switch.c
+@@ -111,7 +111,7 @@ static int sched_switch_handler(struct trace_seq *s,
+ trace_seq_printf(s, "%lld ", val);
+
+ if (pevent_get_field_val(s, event, "prev_prio", record, &val, 0) == 0)
+- trace_seq_printf(s, "[%lld] ", val);
++ trace_seq_printf(s, "[%d] ", (int) val);
+
+ if (pevent_get_field_val(s, event, "prev_state", record, &val, 0) == 0)
+ write_state(s, val);
+@@ -129,7 +129,7 @@ static int sched_switch_handler(struct trace_seq *s,
+ trace_seq_printf(s, "%lld", val);
+
+ if (pevent_get_field_val(s, event, "next_prio", record, &val, 0) == 0)
+- trace_seq_printf(s, " [%lld]", val);
++ trace_seq_printf(s, " [%d]", (int) val);
+
+ return 0;
+ }
+diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf
+index 982d6439bb07..ef52d1e3d431 100644
+--- a/tools/perf/Makefile.perf
++++ b/tools/perf/Makefile.perf
+@@ -729,9 +729,9 @@ install-tests: all install-gtk
+ $(INSTALL) -d -m 755 '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/attr'; \
+ $(INSTALL) tests/attr/* '$(DESTDIR_SQ)$(perfexec_instdir_SQ)/tests/attr'
+
+-install-bin: install-tools install-tests
++install-bin: install-tools install-tests install-traceevent-plugins
+
+-install: install-bin try-install-man install-traceevent-plugins
++install: install-bin try-install-man
+
+ install-python_ext:
+ $(PYTHON_WORD) util/setup.py --quiet install --root='/$(DESTDIR_SQ)'
+diff --git a/tools/perf/util/probe-event.c b/tools/perf/util/probe-event.c
+index 7ea13f44178d..6c50d9f8e210 100644
+--- a/tools/perf/util/probe-event.c
++++ b/tools/perf/util/probe-event.c
+@@ -268,21 +268,6 @@ static bool kprobe_warn_out_range(const char *symbol, unsigned long address)
+ }
+
+ /*
+- * NOTE:
+- * '.gnu.linkonce.this_module' section of kernel module elf directly
+- * maps to 'struct module' from linux/module.h. This section contains
+- * actual module name which will be used by kernel after loading it.
+- * But, we cannot use 'struct module' here since linux/module.h is not
+- * exposed to user-space. Offset of 'name' has remained same from long
+- * time, so hardcoding it here.
+- */
+-#ifdef __LP64__
+-#define MOD_NAME_OFFSET 24
+-#else
+-#define MOD_NAME_OFFSET 12
+-#endif
+-
+-/*
+ * @module can be module name of module file path. In case of path,
+ * inspect elf and find out what is actual module name.
+ * Caller has to free mod_name after using it.
+@@ -296,6 +281,7 @@ static char *find_module_name(const char *module)
+ Elf_Data *data;
+ Elf_Scn *sec;
+ char *mod_name = NULL;
++ int name_offset;
+
+ fd = open(module, O_RDONLY);
+ if (fd < 0)
+@@ -317,7 +303,21 @@ static char *find_module_name(const char *module)
+ if (!data || !data->d_buf)
+ goto ret_err;
+
+- mod_name = strdup((char *)data->d_buf + MOD_NAME_OFFSET);
++ /*
++ * NOTE:
++ * '.gnu.linkonce.this_module' section of kernel module elf directly
++ * maps to 'struct module' from linux/module.h. This section contains
++ * actual module name which will be used by kernel after loading it.
++ * But, we cannot use 'struct module' here since linux/module.h is not
++ * exposed to user-space. Offset of 'name' has remained same from long
++ * time, so hardcoding it here.
++ */
++ if (ehdr.e_ident[EI_CLASS] == ELFCLASS32)
++ name_offset = 12;
++ else /* expect ELFCLASS64 by default */
++ name_offset = 24;
++
++ mod_name = strdup((char *)data->d_buf + name_offset);
+
+ ret_err:
+ elf_end(elf);
+diff --git a/tools/perf/util/symbol-elf.c b/tools/perf/util/symbol-elf.c
+index 99400b0e8f2a..adbc6c02c3aa 100644
+--- a/tools/perf/util/symbol-elf.c
++++ b/tools/perf/util/symbol-elf.c
+@@ -537,6 +537,12 @@ int sysfs__read_build_id(const char *filename, void *build_id, size_t size)
+ break;
+ } else {
+ int n = namesz + descsz;
++
++ if (n > (int)sizeof(bf)) {
++ n = sizeof(bf);
++ pr_debug("%s: truncating reading of build id in sysfs file %s: n_namesz=%u, n_descsz=%u.\n",
++ __func__, filename, nhdr.n_namesz, nhdr.n_descsz);
++ }
+ if (read(fd, bf, n) != n)
+ break;
+ }
next reply other threads:[~2017-08-07 10:27 UTC|newest]
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