[gentoo-commits] proj/linux-patches:4.4 commit in: /

["Mike Pagano" <mpagano@gentoo.org>]

commit:     48d873200096d335a178adea3cf07ae5bcc61ec0
Author:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
AuthorDate: Sat Oct 20 12:32:45 2018 +0000
Commit:     Mike Pagano <mpagano <AT> gentoo <DOT> org>
CommitDate: Sat Oct 20 12:32:45 2018 +0000
URL:        https://gitweb.gentoo.org/proj/linux-patches.git/commit/?id=48d87320

Linux patch 4.4.162

Signed-off-by: Mike Pagano <mpagano <AT> gentoo.org>

 0000_README              |    4 +
 1161_linux-4.4.162.patch | 2111 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 2115 insertions(+)

diff --git a/0000_README b/0000_README
index d7ad776..98ec483 100644
--- a/0000_README
+++ b/0000_README
@@ -687,6 +687,10 @@ Patch:  1160_linux-4.4.161.patch
 From:   http://www.kernel.org
 Desc:   Linux 4.4.161
 
+Patch:  1161_linux-4.4.162.patch
+From:   http://www.kernel.org
+Desc:   Linux 4.4.162
+
 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/1161_linux-4.4.162.patch b/1161_linux-4.4.162.patch
new file mode 100644
index 0000000..d8efae3
--- /dev/null
+++ b/1161_linux-4.4.162.patch
@@ -0,0 +1,2111 @@
+diff --git a/Documentation/devicetree/bindings/net/macb.txt b/Documentation/devicetree/bindings/net/macb.txt
+index b5d79761ac97..410c044166e2 100644
+--- a/Documentation/devicetree/bindings/net/macb.txt
++++ b/Documentation/devicetree/bindings/net/macb.txt
+@@ -8,6 +8,7 @@ Required properties:
+   Use "cdns,pc302-gem" for Picochip picoXcell pc302 and later devices based on
+   the Cadence GEM, or the generic form: "cdns,gem".
+   Use "atmel,sama5d2-gem" for the GEM IP (10/100) available on Atmel sama5d2 SoCs.
++  Use "atmel,sama5d3-macb" for the 10/100Mbit IP available on Atmel sama5d3 SoCs.
+   Use "atmel,sama5d3-gem" for the Gigabit IP available on Atmel sama5d3 SoCs.
+   Use "atmel,sama5d4-gem" for the GEM IP (10/100) available on Atmel sama5d4 SoCs.
+   Use "cdns,zynqmp-gem" for Zynq Ultrascale+ MPSoC.
+diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
+index 3fd53e193b7f..da515c535e62 100644
+--- a/Documentation/kernel-parameters.txt
++++ b/Documentation/kernel-parameters.txt
+@@ -961,11 +961,6 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
+ 			See Documentation/x86/intel_mpx.txt for more
+ 			information about the feature.
+ 
+-	eagerfpu=	[X86]
+-			on	enable eager fpu restore
+-			off	disable eager fpu restore
+-			auto	selects the default scheme, which automatically
+-				enables eagerfpu restore for xsaveopt.
+ 
+ 	module.async_probe [KNL]
+ 			Enable asynchronous probe on this module.
+diff --git a/Makefile b/Makefile
+index 57e4ff1a8b96..00ff2dd68ff1 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,6 +1,6 @@
+ VERSION = 4
+ PATCHLEVEL = 4
+-SUBLEVEL = 161
++SUBLEVEL = 162
+ EXTRAVERSION =
+ NAME = Blurry Fish Butt
+ 
+diff --git a/arch/arc/Makefile b/arch/arc/Makefile
+index b9f7306412e5..9d64eacdd2aa 100644
+--- a/arch/arc/Makefile
++++ b/arch/arc/Makefile
+@@ -18,20 +18,6 @@ cflags-y	+= -fno-common -pipe -fno-builtin -mmedium-calls -D__linux__
+ cflags-$(CONFIG_ISA_ARCOMPACT)	+= -mA7
+ cflags-$(CONFIG_ISA_ARCV2)	+= -mcpu=archs
+ 
+-is_700 = $(shell $(CC) -dM -E - < /dev/null | grep -q "ARC700" && echo 1 || echo 0)
+-
+-ifdef CONFIG_ISA_ARCOMPACT
+-ifeq ($(is_700), 0)
+-    $(error Toolchain not configured for ARCompact builds)
+-endif
+-endif
+-
+-ifdef CONFIG_ISA_ARCV2
+-ifeq ($(is_700), 1)
+-    $(error Toolchain not configured for ARCv2 builds)
+-endif
+-endif
+-
+ ifdef CONFIG_ARC_CURR_IN_REG
+ # For a global register defintion, make sure it gets passed to every file
+ # We had a customer reported bug where some code built in kernel was NOT using
+diff --git a/arch/arm/boot/dts/sama5d3_emac.dtsi b/arch/arm/boot/dts/sama5d3_emac.dtsi
+index 7cb235ef0fb6..6e9e1c2f9def 100644
+--- a/arch/arm/boot/dts/sama5d3_emac.dtsi
++++ b/arch/arm/boot/dts/sama5d3_emac.dtsi
+@@ -41,7 +41,7 @@
+ 			};
+ 
+ 			macb1: ethernet@f802c000 {
+-				compatible = "cdns,at91sam9260-macb", "cdns,macb";
++				compatible = "atmel,sama5d3-macb", "cdns,at91sam9260-macb", "cdns,macb";
+ 				reg = <0xf802c000 0x100>;
+ 				interrupts = <35 IRQ_TYPE_LEVEL_HIGH 3>;
+ 				pinctrl-names = "default";
+diff --git a/arch/powerpc/kernel/tm.S b/arch/powerpc/kernel/tm.S
+index b7019b559ddb..2d2860711e07 100644
+--- a/arch/powerpc/kernel/tm.S
++++ b/arch/powerpc/kernel/tm.S
+@@ -199,13 +199,27 @@ dont_backup_fp:
+ 	std	r1, PACATMSCRATCH(r13)
+ 	ld	r1, PACAR1(r13)
+ 
+-	/* Store the PPR in r11 and reset to decent value */
+ 	std	r11, GPR11(r1)			/* Temporary stash */
+ 
++	/*
++	 * Move the saved user r1 to the kernel stack in case PACATMSCRATCH is
++	 * clobbered by an exception once we turn on MSR_RI below.
++	 */
++	ld	r11, PACATMSCRATCH(r13)
++	std	r11, GPR1(r1)
++
++	/*
++	 * Store r13 away so we can free up the scratch SPR for the SLB fault
++	 * handler (needed once we start accessing the thread_struct).
++	 */
++	GET_SCRATCH0(r11)
++	std	r11, GPR13(r1)
++
+ 	/* Reset MSR RI so we can take SLB faults again */
+ 	li	r11, MSR_RI
+ 	mtmsrd	r11, 1
+ 
++	/* Store the PPR in r11 and reset to decent value */
+ 	mfspr	r11, SPRN_PPR
+ 	HMT_MEDIUM
+ 
+@@ -230,11 +244,11 @@ dont_backup_fp:
+ 	SAVE_GPR(8, r7)				/* user r8 */
+ 	SAVE_GPR(9, r7)				/* user r9 */
+ 	SAVE_GPR(10, r7)			/* user r10 */
+-	ld	r3, PACATMSCRATCH(r13)		/* user r1 */
++	ld	r3, GPR1(r1)			/* user r1 */
+ 	ld	r4, GPR7(r1)			/* user r7 */
+ 	ld	r5, GPR11(r1)			/* user r11 */
+ 	ld	r6, GPR12(r1)			/* user r12 */
+-	GET_SCRATCH0(8)				/* user r13 */
++	ld	r8, GPR13(r1)			/* user r13 */
+ 	std	r3, GPR1(r7)
+ 	std	r4, GPR7(r7)
+ 	std	r5, GPR11(r7)
+diff --git a/arch/x86/crypto/crc32c-intel_glue.c b/arch/x86/crypto/crc32c-intel_glue.c
+index 715399b14ed7..c194d5717ae5 100644
+--- a/arch/x86/crypto/crc32c-intel_glue.c
++++ b/arch/x86/crypto/crc32c-intel_glue.c
+@@ -48,21 +48,13 @@
+ #ifdef CONFIG_X86_64
+ /*
+  * use carryless multiply version of crc32c when buffer
+- * size is >= 512 (when eager fpu is enabled) or
+- * >= 1024 (when eager fpu is disabled) to account
++ * size is >= 512 to account
+  * for fpu state save/restore overhead.
+  */
+-#define CRC32C_PCL_BREAKEVEN_EAGERFPU	512
+-#define CRC32C_PCL_BREAKEVEN_NOEAGERFPU	1024
++#define CRC32C_PCL_BREAKEVEN	512
+ 
+ asmlinkage unsigned int crc_pcl(const u8 *buffer, int len,
+ 				unsigned int crc_init);
+-static int crc32c_pcl_breakeven = CRC32C_PCL_BREAKEVEN_EAGERFPU;
+-#define set_pcl_breakeven_point()					\
+-do {									\
+-	if (!use_eager_fpu())						\
+-		crc32c_pcl_breakeven = CRC32C_PCL_BREAKEVEN_NOEAGERFPU;	\
+-} while (0)
+ #endif /* CONFIG_X86_64 */
+ 
+ static u32 crc32c_intel_le_hw_byte(u32 crc, unsigned char const *data, size_t length)
+@@ -185,7 +177,7 @@ static int crc32c_pcl_intel_update(struct shash_desc *desc, const u8 *data,
+ 	 * use faster PCL version if datasize is large enough to
+ 	 * overcome kernel fpu state save/restore overhead
+ 	 */
+-	if (len >= crc32c_pcl_breakeven && irq_fpu_usable()) {
++	if (len >= CRC32C_PCL_BREAKEVEN && irq_fpu_usable()) {
+ 		kernel_fpu_begin();
+ 		*crcp = crc_pcl(data, len, *crcp);
+ 		kernel_fpu_end();
+@@ -197,7 +189,7 @@ static int crc32c_pcl_intel_update(struct shash_desc *desc, const u8 *data,
+ static int __crc32c_pcl_intel_finup(u32 *crcp, const u8 *data, unsigned int len,
+ 				u8 *out)
+ {
+-	if (len >= crc32c_pcl_breakeven && irq_fpu_usable()) {
++	if (len >= CRC32C_PCL_BREAKEVEN && irq_fpu_usable()) {
+ 		kernel_fpu_begin();
+ 		*(__le32 *)out = ~cpu_to_le32(crc_pcl(data, len, *crcp));
+ 		kernel_fpu_end();
+@@ -256,7 +248,6 @@ static int __init crc32c_intel_mod_init(void)
+ 		alg.update = crc32c_pcl_intel_update;
+ 		alg.finup = crc32c_pcl_intel_finup;
+ 		alg.digest = crc32c_pcl_intel_digest;
+-		set_pcl_breakeven_point();
+ 	}
+ #endif
+ 	return crypto_register_shash(&alg);
+diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h
+index dd2269dcbc47..a5fa3195a230 100644
+--- a/arch/x86/include/asm/cpufeatures.h
++++ b/arch/x86/include/asm/cpufeatures.h
+@@ -104,7 +104,6 @@
+ #define X86_FEATURE_EXTD_APICID	( 3*32+26) /* has extended APICID (8 bits) */
+ #define X86_FEATURE_AMD_DCM     ( 3*32+27) /* multi-node processor */
+ #define X86_FEATURE_APERFMPERF	( 3*32+28) /* APERFMPERF */
+-/* free, was #define X86_FEATURE_EAGER_FPU	( 3*32+29) * "eagerfpu" Non lazy FPU restore */
+ #define X86_FEATURE_NONSTOP_TSC_S3 ( 3*32+30) /* TSC doesn't stop in S3 state */
+ 
+ /* Intel-defined CPU features, CPUID level 0x00000001 (ecx), word 4 */
+diff --git a/arch/x86/include/asm/fpu/internal.h b/arch/x86/include/asm/fpu/internal.h
+index ec2aedb6f92a..16825dda18dc 100644
+--- a/arch/x86/include/asm/fpu/internal.h
++++ b/arch/x86/include/asm/fpu/internal.h
+@@ -57,11 +57,6 @@ extern u64 fpu__get_supported_xfeatures_mask(void);
+ /*
+  * FPU related CPU feature flag helper routines:
+  */
+-static __always_inline __pure bool use_eager_fpu(void)
+-{
+-	return true;
+-}
+-
+ static __always_inline __pure bool use_xsaveopt(void)
+ {
+ 	return static_cpu_has(X86_FEATURE_XSAVEOPT);
+@@ -498,24 +493,6 @@ static inline int fpu_want_lazy_restore(struct fpu *fpu, unsigned int cpu)
+ }
+ 
+ 
+-/*
+- * Wrap lazy FPU TS handling in a 'hw fpregs activation/deactivation'
+- * idiom, which is then paired with the sw-flag (fpregs_active) later on:
+- */
+-
+-static inline void __fpregs_activate_hw(void)
+-{
+-	if (!use_eager_fpu())
+-		clts();
+-}
+-
+-static inline void __fpregs_deactivate_hw(void)
+-{
+-	if (!use_eager_fpu())
+-		stts();
+-}
+-
+-/* Must be paired with an 'stts' (fpregs_deactivate_hw()) after! */
+ static inline void __fpregs_deactivate(struct fpu *fpu)
+ {
+ 	WARN_ON_FPU(!fpu->fpregs_active);
+@@ -524,7 +501,6 @@ static inline void __fpregs_deactivate(struct fpu *fpu)
+ 	this_cpu_write(fpu_fpregs_owner_ctx, NULL);
+ }
+ 
+-/* Must be paired with a 'clts' (fpregs_activate_hw()) before! */
+ static inline void __fpregs_activate(struct fpu *fpu)
+ {
+ 	WARN_ON_FPU(fpu->fpregs_active);
+@@ -549,22 +525,17 @@ static inline int fpregs_active(void)
+ }
+ 
+ /*
+- * Encapsulate the CR0.TS handling together with the
+- * software flag.
+- *
+  * These generally need preemption protection to work,
+  * do try to avoid using these on their own.
+  */
+ static inline void fpregs_activate(struct fpu *fpu)
+ {
+-	__fpregs_activate_hw();
+ 	__fpregs_activate(fpu);
+ }
+ 
+ static inline void fpregs_deactivate(struct fpu *fpu)
+ {
+ 	__fpregs_deactivate(fpu);
+-	__fpregs_deactivate_hw();
+ }
+ 
+ /*
+@@ -591,8 +562,7 @@ switch_fpu_prepare(struct fpu *old_fpu, struct fpu *new_fpu, int cpu)
+ 	 * or if the past 5 consecutive context-switches used math.
+ 	 */
+ 	fpu.preload = static_cpu_has(X86_FEATURE_FPU) &&
+-		      new_fpu->fpstate_active &&
+-		      (use_eager_fpu() || new_fpu->counter > 5);
++		      new_fpu->fpstate_active;
+ 
+ 	if (old_fpu->fpregs_active) {
+ 		if (!copy_fpregs_to_fpstate(old_fpu))
+@@ -605,17 +575,12 @@ switch_fpu_prepare(struct fpu *old_fpu, struct fpu *new_fpu, int cpu)
+ 
+ 		/* Don't change CR0.TS if we just switch! */
+ 		if (fpu.preload) {
+-			new_fpu->counter++;
+ 			__fpregs_activate(new_fpu);
+ 			prefetch(&new_fpu->state);
+-		} else {
+-			__fpregs_deactivate_hw();
+ 		}
+ 	} else {
+-		old_fpu->counter = 0;
+ 		old_fpu->last_cpu = -1;
+ 		if (fpu.preload) {
+-			new_fpu->counter++;
+ 			if (fpu_want_lazy_restore(new_fpu, cpu))
+ 				fpu.preload = 0;
+ 			else
+diff --git a/arch/x86/include/asm/fpu/types.h b/arch/x86/include/asm/fpu/types.h
+index 1c6f6ac52ad0..0d81c7d6fe96 100644
+--- a/arch/x86/include/asm/fpu/types.h
++++ b/arch/x86/include/asm/fpu/types.h
+@@ -302,17 +302,6 @@ struct fpu {
+ 	 */
+ 	unsigned char			fpregs_active;
+ 
+-	/*
+-	 * @counter:
+-	 *
+-	 * This counter contains the number of consecutive context switches
+-	 * during which the FPU stays used. If this is over a threshold, the
+-	 * lazy FPU restore logic becomes eager, to save the trap overhead.
+-	 * This is an unsigned char so that after 256 iterations the counter
+-	 * wraps and the context switch behavior turns lazy again; this is to
+-	 * deal with bursty apps that only use the FPU for a short time:
+-	 */
+-	unsigned char			counter;
+ 	/*
+ 	 * @state:
+ 	 *
+@@ -321,29 +310,6 @@ struct fpu {
+ 	 * the registers in the FPU are more recent than this state
+ 	 * copy. If the task context-switches away then they get
+ 	 * saved here and represent the FPU state.
+-	 *
+-	 * After context switches there may be a (short) time period
+-	 * during which the in-FPU hardware registers are unchanged
+-	 * and still perfectly match this state, if the tasks
+-	 * scheduled afterwards are not using the FPU.
+-	 *
+-	 * This is the 'lazy restore' window of optimization, which
+-	 * we track though 'fpu_fpregs_owner_ctx' and 'fpu->last_cpu'.
+-	 *
+-	 * We detect whether a subsequent task uses the FPU via setting
+-	 * CR0::TS to 1, which causes any FPU use to raise a #NM fault.
+-	 *
+-	 * During this window, if the task gets scheduled again, we
+-	 * might be able to skip having to do a restore from this
+-	 * memory buffer to the hardware registers - at the cost of
+-	 * incurring the overhead of #NM fault traps.
+-	 *
+-	 * Note that on modern CPUs that support the XSAVEOPT (or other
+-	 * optimized XSAVE instructions), we don't use #NM traps anymore,
+-	 * as the hardware can track whether FPU registers need saving
+-	 * or not. On such CPUs we activate the non-lazy ('eagerfpu')
+-	 * logic, which unconditionally saves/restores all FPU state
+-	 * across context switches. (if FPU state exists.)
+ 	 */
+ 	union fpregs_state		state;
+ 	/*
+diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
+index 74fda1a453bd..3a37cdbdfbaa 100644
+--- a/arch/x86/include/asm/kvm_host.h
++++ b/arch/x86/include/asm/kvm_host.h
+@@ -439,7 +439,6 @@ struct kvm_vcpu_arch {
+ 	struct kvm_mmu_memory_cache mmu_page_header_cache;
+ 
+ 	struct fpu guest_fpu;
+-	bool eager_fpu;
+ 	u64 xcr0;
+ 	u64 guest_supported_xcr0;
+ 	u32 guest_xstate_size;
+diff --git a/arch/x86/kernel/fpu/core.c b/arch/x86/kernel/fpu/core.c
+index 6aa0b519c851..b322325424bc 100644
+--- a/arch/x86/kernel/fpu/core.c
++++ b/arch/x86/kernel/fpu/core.c
+@@ -53,27 +53,9 @@ static bool kernel_fpu_disabled(void)
+ 	return this_cpu_read(in_kernel_fpu);
+ }
+ 
+-/*
+- * Were we in an interrupt that interrupted kernel mode?
+- *
+- * On others, we can do a kernel_fpu_begin/end() pair *ONLY* if that
+- * pair does nothing at all: the thread must not have fpu (so
+- * that we don't try to save the FPU state), and TS must
+- * be set (so that the clts/stts pair does nothing that is
+- * visible in the interrupted kernel thread).
+- *
+- * Except for the eagerfpu case when we return true; in the likely case
+- * the thread has FPU but we are not going to set/clear TS.
+- */
+ static bool interrupted_kernel_fpu_idle(void)
+ {
+-	if (kernel_fpu_disabled())
+-		return false;
+-
+-	if (use_eager_fpu())
+-		return true;
+-
+-	return !current->thread.fpu.fpregs_active && (read_cr0() & X86_CR0_TS);
++	return !kernel_fpu_disabled();
+ }
+ 
+ /*
+@@ -121,7 +103,6 @@ void __kernel_fpu_begin(void)
+ 		copy_fpregs_to_fpstate(fpu);
+ 	} else {
+ 		this_cpu_write(fpu_fpregs_owner_ctx, NULL);
+-		__fpregs_activate_hw();
+ 	}
+ }
+ EXPORT_SYMBOL(__kernel_fpu_begin);
+@@ -132,8 +113,6 @@ void __kernel_fpu_end(void)
+ 
+ 	if (fpu->fpregs_active)
+ 		copy_kernel_to_fpregs(&fpu->state);
+-	else
+-		__fpregs_deactivate_hw();
+ 
+ 	kernel_fpu_enable();
+ }
+@@ -194,10 +173,7 @@ void fpu__save(struct fpu *fpu)
+ 	preempt_disable();
+ 	if (fpu->fpregs_active) {
+ 		if (!copy_fpregs_to_fpstate(fpu)) {
+-			if (use_eager_fpu())
+-				copy_kernel_to_fpregs(&fpu->state);
+-			else
+-				fpregs_deactivate(fpu);
++			copy_kernel_to_fpregs(&fpu->state);
+ 		}
+ 	}
+ 	preempt_enable();
+@@ -245,8 +221,7 @@ static void fpu_copy(struct fpu *dst_fpu, struct fpu *src_fpu)
+ 	 * Don't let 'init optimized' areas of the XSAVE area
+ 	 * leak into the child task:
+ 	 */
+-	if (use_eager_fpu())
+-		memset(&dst_fpu->state.xsave, 0, xstate_size);
++	memset(&dst_fpu->state.xsave, 0, xstate_size);
+ 
+ 	/*
+ 	 * Save current FPU registers directly into the child
+@@ -268,17 +243,13 @@ static void fpu_copy(struct fpu *dst_fpu, struct fpu *src_fpu)
+ 	if (!copy_fpregs_to_fpstate(dst_fpu)) {
+ 		memcpy(&src_fpu->state, &dst_fpu->state, xstate_size);
+ 
+-		if (use_eager_fpu())
+-			copy_kernel_to_fpregs(&src_fpu->state);
+-		else
+-			fpregs_deactivate(src_fpu);
++		copy_kernel_to_fpregs(&src_fpu->state);
+ 	}
+ 	preempt_enable();
+ }
+ 
+ int fpu__copy(struct fpu *dst_fpu, struct fpu *src_fpu)
+ {
+-	dst_fpu->counter = 0;
+ 	dst_fpu->fpregs_active = 0;
+ 	dst_fpu->last_cpu = -1;
+ 
+@@ -381,7 +352,6 @@ void fpu__restore(struct fpu *fpu)
+ 	kernel_fpu_disable();
+ 	fpregs_activate(fpu);
+ 	copy_kernel_to_fpregs(&fpu->state);
+-	fpu->counter++;
+ 	kernel_fpu_enable();
+ }
+ EXPORT_SYMBOL_GPL(fpu__restore);
+@@ -398,7 +368,6 @@ EXPORT_SYMBOL_GPL(fpu__restore);
+ void fpu__drop(struct fpu *fpu)
+ {
+ 	preempt_disable();
+-	fpu->counter = 0;
+ 
+ 	if (fpu->fpregs_active) {
+ 		/* Ignore delayed exceptions from user space */
+@@ -437,7 +406,7 @@ void fpu__clear(struct fpu *fpu)
+ {
+ 	WARN_ON_FPU(fpu != &current->thread.fpu); /* Almost certainly an anomaly */
+ 
+-	if (!use_eager_fpu() || !static_cpu_has(X86_FEATURE_FPU)) {
++	if (!static_cpu_has(X86_FEATURE_FPU)) {
+ 		/* FPU state will be reallocated lazily at the first use. */
+ 		fpu__drop(fpu);
+ 	} else {
+diff --git a/arch/x86/kernel/fpu/signal.c b/arch/x86/kernel/fpu/signal.c
+index 3de077116218..9be3e79eb629 100644
+--- a/arch/x86/kernel/fpu/signal.c
++++ b/arch/x86/kernel/fpu/signal.c
+@@ -319,11 +319,9 @@ static int __fpu__restore_sig(void __user *buf, void __user *buf_fx, int size)
+ 		}
+ 
+ 		fpu->fpstate_active = 1;
+-		if (use_eager_fpu()) {
+-			preempt_disable();
+-			fpu__restore(fpu);
+-			preempt_enable();
+-		}
++		preempt_disable();
++		fpu__restore(fpu);
++		preempt_enable();
+ 
+ 		return err;
+ 	} else {
+diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
+index 83d6369c45f5..338d13d4fd2f 100644
+--- a/arch/x86/kvm/cpuid.c
++++ b/arch/x86/kvm/cpuid.c
+@@ -16,7 +16,6 @@
+ #include <linux/module.h>
+ #include <linux/vmalloc.h>
+ #include <linux/uaccess.h>
+-#include <asm/fpu/internal.h> /* For use_eager_fpu.  Ugh! */
+ #include <asm/user.h>
+ #include <asm/fpu/xstate.h>
+ #include "cpuid.h"
+@@ -104,9 +103,7 @@ int kvm_update_cpuid(struct kvm_vcpu *vcpu)
+ 	if (best && (best->eax & (F(XSAVES) | F(XSAVEC))))
+ 		best->ebx = xstate_required_size(vcpu->arch.xcr0, true);
+ 
+-	vcpu->arch.eager_fpu = use_eager_fpu();
+-	if (vcpu->arch.eager_fpu)
+-		kvm_x86_ops->fpu_activate(vcpu);
++	kvm_x86_ops->fpu_activate(vcpu);
+ 
+ 	/*
+ 	 * The existing code assumes virtual address is 48-bit in the canonical
+diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
+index 53d43d22a84b..e6ab034f0bc7 100644
+--- a/arch/x86/kvm/x86.c
++++ b/arch/x86/kvm/x86.c
+@@ -7319,16 +7319,6 @@ void kvm_put_guest_fpu(struct kvm_vcpu *vcpu)
+ 	copy_fpregs_to_fpstate(&vcpu->arch.guest_fpu);
+ 	__kernel_fpu_end();
+ 	++vcpu->stat.fpu_reload;
+-	/*
+-	 * If using eager FPU mode, or if the guest is a frequent user
+-	 * of the FPU, just leave the FPU active for next time.
+-	 * Every 255 times fpu_counter rolls over to 0; a guest that uses
+-	 * the FPU in bursts will revert to loading it on demand.
+-	 */
+-	if (!vcpu->arch.eager_fpu) {
+-		if (++vcpu->fpu_counter < 5)
+-			kvm_make_request(KVM_REQ_DEACTIVATE_FPU, vcpu);
+-	}
+ 	trace_kvm_fpu(0);
+ }
+ 
+diff --git a/drivers/clocksource/timer-ti-32k.c b/drivers/clocksource/timer-ti-32k.c
+index 8518d9dfba5c..73c990867c01 100644
+--- a/drivers/clocksource/timer-ti-32k.c
++++ b/drivers/clocksource/timer-ti-32k.c
+@@ -98,6 +98,9 @@ static void __init ti_32k_timer_init(struct device_node *np)
+ 		return;
+ 	}
+ 
++	if (!of_machine_is_compatible("ti,am43"))
++		ti_32k_timer.cs.flags |= CLOCK_SOURCE_SUSPEND_NONSTOP;
++
+ 	ti_32k_timer.counter = ti_32k_timer.base;
+ 
+ 	/*
+diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c
+index b233cf8436b0..2e1e84c98034 100644
+--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c
++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v7.c
+@@ -504,7 +504,7 @@ static int kgd_hqd_sdma_destroy(struct kgd_dev *kgd, void *mqd,
+ 
+ 	while (true) {
+ 		temp = RREG32(sdma_base_addr + mmSDMA0_RLC0_CONTEXT_STATUS);
+-		if (temp & SDMA0_STATUS_REG__RB_CMD_IDLE__SHIFT)
++		if (temp & SDMA0_RLC0_CONTEXT_STATUS__IDLE_MASK)
+ 			break;
+ 		if (timeout == 0)
+ 			return -ETIME;
+diff --git a/drivers/hv/hv_fcopy.c b/drivers/hv/hv_fcopy.c
+index 12dcbd8226f2..2cce48d9e903 100644
+--- a/drivers/hv/hv_fcopy.c
++++ b/drivers/hv/hv_fcopy.c
+@@ -256,7 +256,6 @@ void hv_fcopy_onchannelcallback(void *context)
+ 		 */
+ 
+ 		fcopy_transaction.recv_len = recvlen;
+-		fcopy_transaction.recv_channel = channel;
+ 		fcopy_transaction.recv_req_id = requestid;
+ 		fcopy_transaction.fcopy_msg = fcopy_msg;
+ 
+@@ -323,6 +322,7 @@ static void fcopy_on_reset(void)
+ int hv_fcopy_init(struct hv_util_service *srv)
+ {
+ 	recv_buffer = srv->recv_buffer;
++	fcopy_transaction.recv_channel = srv->channel;
+ 
+ 	init_completion(&release_event);
+ 	/*
+diff --git a/drivers/hv/hv_kvp.c b/drivers/hv/hv_kvp.c
+index ce4d3a935491..1771a968c3f2 100644
+--- a/drivers/hv/hv_kvp.c
++++ b/drivers/hv/hv_kvp.c
+@@ -78,9 +78,11 @@ static void kvp_send_key(struct work_struct *dummy);
+ 
+ static void kvp_respond_to_host(struct hv_kvp_msg *msg, int error);
+ static void kvp_timeout_func(struct work_struct *dummy);
++static void kvp_host_handshake_func(struct work_struct *dummy);
+ static void kvp_register(int);
+ 
+ static DECLARE_DELAYED_WORK(kvp_timeout_work, kvp_timeout_func);
++static DECLARE_DELAYED_WORK(kvp_host_handshake_work, kvp_host_handshake_func);
+ static DECLARE_WORK(kvp_sendkey_work, kvp_send_key);
+ 
+ static const char kvp_devname[] = "vmbus/hv_kvp";
+@@ -131,6 +133,11 @@ static void kvp_timeout_func(struct work_struct *dummy)
+ 	hv_poll_channel(kvp_transaction.recv_channel, kvp_poll_wrapper);
+ }
+ 
++static void kvp_host_handshake_func(struct work_struct *dummy)
++{
++	hv_poll_channel(kvp_transaction.recv_channel, hv_kvp_onchannelcallback);
++}
++
+ static int kvp_handle_handshake(struct hv_kvp_msg *msg)
+ {
+ 	switch (msg->kvp_hdr.operation) {
+@@ -155,7 +162,13 @@ static int kvp_handle_handshake(struct hv_kvp_msg *msg)
+ 	pr_debug("KVP: userspace daemon ver. %d registered\n",
+ 		 KVP_OP_REGISTER);
+ 	kvp_register(dm_reg_value);
+-	kvp_transaction.state = HVUTIL_READY;
++
++	/*
++	 * If we're still negotiating with the host cancel the timeout
++	 * work to not poll the channel twice.
++	 */
++	cancel_delayed_work_sync(&kvp_host_handshake_work);
++	hv_poll_channel(kvp_transaction.recv_channel, kvp_poll_wrapper);
+ 
+ 	return 0;
+ }
+@@ -595,10 +608,26 @@ void hv_kvp_onchannelcallback(void *context)
+ 	struct icmsg_negotiate *negop = NULL;
+ 	int util_fw_version;
+ 	int kvp_srv_version;
++	static enum {NEGO_NOT_STARTED,
++		     NEGO_IN_PROGRESS,
++		     NEGO_FINISHED} host_negotiatied = NEGO_NOT_STARTED;
+ 
++	if (kvp_transaction.state < HVUTIL_READY) {
++		/*
++		 * If userspace daemon is not connected and host is asking
++		 * us to negotiate we need to delay to not lose messages.
++		 * This is important for Failover IP setting.
++		 */
++		if (host_negotiatied == NEGO_NOT_STARTED) {
++			host_negotiatied = NEGO_IN_PROGRESS;
++			schedule_delayed_work(&kvp_host_handshake_work,
++				      HV_UTIL_NEGO_TIMEOUT * HZ);
++		}
++		return;
++	}
+ 	if (kvp_transaction.state > HVUTIL_READY)
+ 		return;
+-
++recheck:
+ 	vmbus_recvpacket(channel, recv_buffer, PAGE_SIZE * 4, &recvlen,
+ 			 &requestid);
+ 
+@@ -640,7 +669,6 @@ void hv_kvp_onchannelcallback(void *context)
+ 			 */
+ 
+ 			kvp_transaction.recv_len = recvlen;
+-			kvp_transaction.recv_channel = channel;
+ 			kvp_transaction.recv_req_id = requestid;
+ 			kvp_transaction.kvp_msg = kvp_msg;
+ 
+@@ -674,6 +702,10 @@ void hv_kvp_onchannelcallback(void *context)
+ 		vmbus_sendpacket(channel, recv_buffer,
+ 				       recvlen, requestid,
+ 				       VM_PKT_DATA_INBAND, 0);
++
++		host_negotiatied = NEGO_FINISHED;
++
++		goto recheck;
+ 	}
+ 
+ }
+@@ -690,6 +722,7 @@ int
+ hv_kvp_init(struct hv_util_service *srv)
+ {
+ 	recv_buffer = srv->recv_buffer;
++	kvp_transaction.recv_channel = srv->channel;
+ 
+ 	init_completion(&release_event);
+ 	/*
+@@ -711,6 +744,7 @@ hv_kvp_init(struct hv_util_service *srv)
+ void hv_kvp_deinit(void)
+ {
+ 	kvp_transaction.state = HVUTIL_DEVICE_DYING;
++	cancel_delayed_work_sync(&kvp_host_handshake_work);
+ 	cancel_delayed_work_sync(&kvp_timeout_work);
+ 	cancel_work_sync(&kvp_sendkey_work);
+ 	hvutil_transport_destroy(hvt);
+diff --git a/drivers/hv/hv_snapshot.c b/drivers/hv/hv_snapshot.c
+index faad79ae318a..b0feddb17170 100644
+--- a/drivers/hv/hv_snapshot.c
++++ b/drivers/hv/hv_snapshot.c
+@@ -114,7 +114,7 @@ static int vss_handle_handshake(struct hv_vss_msg *vss_msg)
+ 	default:
+ 		return -EINVAL;
+ 	}
+-	vss_transaction.state = HVUTIL_READY;
++	hv_poll_channel(vss_transaction.recv_channel, vss_poll_wrapper);
+ 	pr_debug("VSS: userspace daemon ver. %d registered\n", dm_reg_value);
+ 	return 0;
+ }
+@@ -264,7 +264,6 @@ void hv_vss_onchannelcallback(void *context)
+ 			 */
+ 
+ 			vss_transaction.recv_len = recvlen;
+-			vss_transaction.recv_channel = channel;
+ 			vss_transaction.recv_req_id = requestid;
+ 			vss_transaction.msg = (struct hv_vss_msg *)vss_msg;
+ 
+@@ -340,6 +339,7 @@ hv_vss_init(struct hv_util_service *srv)
+ 		return -ENOTSUPP;
+ 	}
+ 	recv_buffer = srv->recv_buffer;
++	vss_transaction.recv_channel = srv->channel;
+ 
+ 	/*
+ 	 * When this driver loads, the user level daemon that
+diff --git a/drivers/hv/hv_util.c b/drivers/hv/hv_util.c
+index 41f5896224bd..9dc63725363d 100644
+--- a/drivers/hv/hv_util.c
++++ b/drivers/hv/hv_util.c
+@@ -326,6 +326,7 @@ static int util_probe(struct hv_device *dev,
+ 	srv->recv_buffer = kmalloc(PAGE_SIZE * 4, GFP_KERNEL);
+ 	if (!srv->recv_buffer)
+ 		return -ENOMEM;
++	srv->channel = dev->channel;
+ 	if (srv->util_init) {
+ 		ret = srv->util_init(srv);
+ 		if (ret) {
+diff --git a/drivers/hv/hyperv_vmbus.h b/drivers/hv/hyperv_vmbus.h
+index 75e383e6d03d..15e06493c53a 100644
+--- a/drivers/hv/hyperv_vmbus.h
++++ b/drivers/hv/hyperv_vmbus.h
+@@ -35,6 +35,11 @@
+  */
+ #define HV_UTIL_TIMEOUT 30
+ 
++/*
++ * Timeout for guest-host handshake for services.
++ */
++#define HV_UTIL_NEGO_TIMEOUT 60
++
+ /*
+  * The below CPUID leaves are present if VersionAndFeatures.HypervisorPresent
+  * is set by CPUID(HVCPUID_VERSION_FEATURES).
+diff --git a/drivers/i2c/busses/i2c-scmi.c b/drivers/i2c/busses/i2c-scmi.c
+index 7aa7b9cb6203..efefcfa24a4c 100644
+--- a/drivers/i2c/busses/i2c-scmi.c
++++ b/drivers/i2c/busses/i2c-scmi.c
+@@ -152,6 +152,7 @@ acpi_smbus_cmi_access(struct i2c_adapter *adap, u16 addr, unsigned short flags,
+ 			mt_params[3].type = ACPI_TYPE_INTEGER;
+ 			mt_params[3].integer.value = len;
+ 			mt_params[4].type = ACPI_TYPE_BUFFER;
++			mt_params[4].buffer.length = len;
+ 			mt_params[4].buffer.pointer = data->block + 1;
+ 		}
+ 		break;
+diff --git a/drivers/input/keyboard/atakbd.c b/drivers/input/keyboard/atakbd.c
+index f1235831283d..fdeda0b0fbd6 100644
+--- a/drivers/input/keyboard/atakbd.c
++++ b/drivers/input/keyboard/atakbd.c
+@@ -79,8 +79,7 @@ MODULE_LICENSE("GPL");
+  */
+ 
+ 
+-static unsigned char atakbd_keycode[0x72] = {	/* American layout */
+-	[0]	 = KEY_GRAVE,
++static unsigned char atakbd_keycode[0x73] = {	/* American layout */
+ 	[1]	 = KEY_ESC,
+ 	[2]	 = KEY_1,
+ 	[3]	 = KEY_2,
+@@ -121,9 +120,9 @@ static unsigned char atakbd_keycode[0x72] = {	/* American layout */
+ 	[38]	 = KEY_L,
+ 	[39]	 = KEY_SEMICOLON,
+ 	[40]	 = KEY_APOSTROPHE,
+-	[41]	 = KEY_BACKSLASH,	/* FIXME, '#' */
++	[41]	 = KEY_GRAVE,
+ 	[42]	 = KEY_LEFTSHIFT,
+-	[43]	 = KEY_GRAVE,		/* FIXME: '~' */
++	[43]	 = KEY_BACKSLASH,
+ 	[44]	 = KEY_Z,
+ 	[45]	 = KEY_X,
+ 	[46]	 = KEY_C,
+@@ -149,45 +148,34 @@ static unsigned char atakbd_keycode[0x72] = {	/* American layout */
+ 	[66]	 = KEY_F8,
+ 	[67]	 = KEY_F9,
+ 	[68]	 = KEY_F10,
+-	[69]	 = KEY_ESC,
+-	[70]	 = KEY_DELETE,
+-	[71]	 = KEY_KP7,
+-	[72]	 = KEY_KP8,
+-	[73]	 = KEY_KP9,
++	[71]	 = KEY_HOME,
++	[72]	 = KEY_UP,
+ 	[74]	 = KEY_KPMINUS,
+-	[75]	 = KEY_KP4,
+-	[76]	 = KEY_KP5,
+-	[77]	 = KEY_KP6,
++	[75]	 = KEY_LEFT,
++	[77]	 = KEY_RIGHT,
+ 	[78]	 = KEY_KPPLUS,
+-	[79]	 = KEY_KP1,
+-	[80]	 = KEY_KP2,
+-	[81]	 = KEY_KP3,
+-	[82]	 = KEY_KP0,
+-	[83]	 = KEY_KPDOT,
+-	[90]	 = KEY_KPLEFTPAREN,
+-	[91]	 = KEY_KPRIGHTPAREN,
+-	[92]	 = KEY_KPASTERISK,	/* FIXME */
+-	[93]	 = KEY_KPASTERISK,
+-	[94]	 = KEY_KPPLUS,
+-	[95]	 = KEY_HELP,
++	[80]	 = KEY_DOWN,
++	[82]	 = KEY_INSERT,
++	[83]	 = KEY_DELETE,
+ 	[96]	 = KEY_102ND,
+-	[97]	 = KEY_KPASTERISK,	/* FIXME */
+-	[98]	 = KEY_KPSLASH,
++	[97]	 = KEY_UNDO,
++	[98]	 = KEY_HELP,
+ 	[99]	 = KEY_KPLEFTPAREN,
+ 	[100]	 = KEY_KPRIGHTPAREN,
+ 	[101]	 = KEY_KPSLASH,
+ 	[102]	 = KEY_KPASTERISK,
+-	[103]	 = KEY_UP,
+-	[104]	 = KEY_KPASTERISK,	/* FIXME */
+-	[105]	 = KEY_LEFT,
+-	[106]	 = KEY_RIGHT,
+-	[107]	 = KEY_KPASTERISK,	/* FIXME */
+-	[108]	 = KEY_DOWN,
+-	[109]	 = KEY_KPASTERISK,	/* FIXME */
+-	[110]	 = KEY_KPASTERISK,	/* FIXME */
+-	[111]	 = KEY_KPASTERISK,	/* FIXME */
+-	[112]	 = KEY_KPASTERISK,	/* FIXME */
+-	[113]	 = KEY_KPASTERISK	/* FIXME */
++	[103]	 = KEY_KP7,
++	[104]	 = KEY_KP8,
++	[105]	 = KEY_KP9,
++	[106]	 = KEY_KP4,
++	[107]	 = KEY_KP5,
++	[108]	 = KEY_KP6,
++	[109]	 = KEY_KP1,
++	[110]	 = KEY_KP2,
++	[111]	 = KEY_KP3,
++	[112]	 = KEY_KP0,
++	[113]	 = KEY_KPDOT,
++	[114]	 = KEY_KPENTER,
+ };
+ 
+ static struct input_dev *atakbd_dev;
+@@ -195,21 +183,15 @@ static struct input_dev *atakbd_dev;
+ static void atakbd_interrupt(unsigned char scancode, char down)
+ {
+ 
+-	if (scancode < 0x72) {		/* scancodes < 0xf2 are keys */
++	if (scancode < 0x73) {		/* scancodes < 0xf3 are keys */
+ 
+ 		// report raw events here?
+ 
+ 		scancode = atakbd_keycode[scancode];
+ 
+-		if (scancode == KEY_CAPSLOCK) {	/* CapsLock is a toggle switch key on Amiga */
+-			input_report_key(atakbd_dev, scancode, 1);
+-			input_report_key(atakbd_dev, scancode, 0);
+-			input_sync(atakbd_dev);
+-		} else {
+-			input_report_key(atakbd_dev, scancode, down);
+-			input_sync(atakbd_dev);
+-		}
+-	} else				/* scancodes >= 0xf2 are mouse data, most likely */
++		input_report_key(atakbd_dev, scancode, down);
++		input_sync(atakbd_dev);
++	} else				/* scancodes >= 0xf3 are mouse data, most likely */
+ 		printk(KERN_INFO "atakbd: unhandled scancode %x\n", scancode);
+ 
+ 	return;
+diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c
+index 6e02a15d39ce..abddb621d9e6 100644
+--- a/drivers/media/usb/dvb-usb-v2/af9035.c
++++ b/drivers/media/usb/dvb-usb-v2/af9035.c
+@@ -389,8 +389,10 @@ static int af9035_i2c_master_xfer(struct i2c_adapter *adap,
+ 			    msg[0].addr == (state->af9033_i2c_addr[1] >> 1))
+ 				reg |= 0x100000;
+ 
+-			ret = af9035_wr_regs(d, reg, &msg[0].buf[3],
+-					msg[0].len - 3);
++			ret = (msg[0].len >= 3) ? af9035_wr_regs(d, reg,
++							         &msg[0].buf[3],
++							         msg[0].len - 3)
++					        : -EOPNOTSUPP;
+ 		} else {
+ 			/* I2C write */
+ 			u8 buf[MAX_XFER_SIZE];
+diff --git a/drivers/mfd/omap-usb-host.c b/drivers/mfd/omap-usb-host.c
+index 1d924d1533c0..b9dc2fcd8f26 100644
+--- a/drivers/mfd/omap-usb-host.c
++++ b/drivers/mfd/omap-usb-host.c
+@@ -548,8 +548,8 @@ static int usbhs_omap_get_dt_pdata(struct device *dev,
+ }
+ 
+ static const struct of_device_id usbhs_child_match_table[] = {
+-	{ .compatible = "ti,omap-ehci", },
+-	{ .compatible = "ti,omap-ohci", },
++	{ .compatible = "ti,ehci-omap", },
++	{ .compatible = "ti,ohci-omap3", },
+ 	{ }
+ };
+ 
+@@ -875,6 +875,7 @@ static struct platform_driver usbhs_omap_driver = {
+ 		.pm		= &usbhsomap_dev_pm_ops,
+ 		.of_match_table = usbhs_omap_dt_ids,
+ 	},
++	.probe		= usbhs_omap_probe,
+ 	.remove		= usbhs_omap_remove,
+ };
+ 
+@@ -884,9 +885,9 @@ MODULE_ALIAS("platform:" USBHS_DRIVER_NAME);
+ MODULE_LICENSE("GPL v2");
+ MODULE_DESCRIPTION("usb host common core driver for omap EHCI and OHCI");
+ 
+-static int __init omap_usbhs_drvinit(void)
++static int omap_usbhs_drvinit(void)
+ {
+-	return platform_driver_probe(&usbhs_omap_driver, usbhs_omap_probe);
++	return platform_driver_register(&usbhs_omap_driver);
+ }
+ 
+ /*
+@@ -898,7 +899,7 @@ static int __init omap_usbhs_drvinit(void)
+  */
+ fs_initcall_sync(omap_usbhs_drvinit);
+ 
+-static void __exit omap_usbhs_drvexit(void)
++static void omap_usbhs_drvexit(void)
+ {
+ 	platform_driver_unregister(&usbhs_omap_driver);
+ }
+diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
+index 339118f3c718..78da1b7b4d86 100644
+--- a/drivers/net/bonding/bond_main.c
++++ b/drivers/net/bonding/bond_main.c
+@@ -216,6 +216,7 @@ static struct rtnl_link_stats64 *bond_get_stats(struct net_device *bond_dev,
+ static void bond_slave_arr_handler(struct work_struct *work);
+ static bool bond_time_in_interval(struct bonding *bond, unsigned long last_act,
+ 				  int mod);
++static void bond_netdev_notify_work(struct work_struct *work);
+ 
+ /*---------------------------- General routines -----------------------------*/
+ 
+@@ -1237,6 +1238,8 @@ static struct slave *bond_alloc_slave(struct bonding *bond)
+ 			return NULL;
+ 		}
+ 	}
++	INIT_DELAYED_WORK(&slave->notify_work, bond_netdev_notify_work);
++
+ 	return slave;
+ }
+ 
+@@ -1244,6 +1247,7 @@ static void bond_free_slave(struct slave *slave)
+ {
+ 	struct bonding *bond = bond_get_bond_by_slave(slave);
+ 
++	cancel_delayed_work_sync(&slave->notify_work);
+ 	if (BOND_MODE(bond) == BOND_MODE_8023AD)
+ 		kfree(SLAVE_AD_INFO(slave));
+ 
+@@ -1265,39 +1269,26 @@ static void bond_fill_ifslave(struct slave *slave, struct ifslave *info)
+ 	info->link_failure_count = slave->link_failure_count;
+ }
+ 
+-static void bond_netdev_notify(struct net_device *dev,
+-			       struct netdev_bonding_info *info)
+-{
+-	rtnl_lock();
+-	netdev_bonding_info_change(dev, info);
+-	rtnl_unlock();
+-}
+-
+ static void bond_netdev_notify_work(struct work_struct *_work)
+ {
+-	struct netdev_notify_work *w =
+-		container_of(_work, struct netdev_notify_work, work.work);
++	struct slave *slave = container_of(_work, struct slave,
++					   notify_work.work);
++
++	if (rtnl_trylock()) {
++		struct netdev_bonding_info binfo;
+ 
+-	bond_netdev_notify(w->dev, &w->bonding_info);
+-	dev_put(w->dev);
+-	kfree(w);
++		bond_fill_ifslave(slave, &binfo.slave);
++		bond_fill_ifbond(slave->bond, &binfo.master);
++		netdev_bonding_info_change(slave->dev, &binfo);
++		rtnl_unlock();
++	} else {
++		queue_delayed_work(slave->bond->wq, &slave->notify_work, 1);
++	}
+ }
+ 
+ void bond_queue_slave_event(struct slave *slave)
+ {
+-	struct bonding *bond = slave->bond;
+-	struct netdev_notify_work *nnw = kzalloc(sizeof(*nnw), GFP_ATOMIC);
+-
+-	if (!nnw)
+-		return;
+-
+-	dev_hold(slave->dev);
+-	nnw->dev = slave->dev;
+-	bond_fill_ifslave(slave, &nnw->bonding_info.slave);
+-	bond_fill_ifbond(bond, &nnw->bonding_info.master);
+-	INIT_DELAYED_WORK(&nnw->work, bond_netdev_notify_work);
+-
+-	queue_delayed_work(slave->bond->wq, &nnw->work, 0);
++	queue_delayed_work(slave->bond->wq, &slave->notify_work, 0);
+ }
+ 
+ /* enslave device <slave> to bond device <master> */
+diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
+index af9ec57bbebf..7a6dd5e5e498 100644
+--- a/drivers/net/ethernet/broadcom/bcmsysport.c
++++ b/drivers/net/ethernet/broadcom/bcmsysport.c
+@@ -850,14 +850,22 @@ static void bcm_sysport_resume_from_wol(struct bcm_sysport_priv *priv)
+ {
+ 	u32 reg;
+ 
+-	/* Stop monitoring MPD interrupt */
+-	intrl2_0_mask_set(priv, INTRL2_0_MPD);
+-
+ 	/* Clear the MagicPacket detection logic */
+ 	reg = umac_readl(priv, UMAC_MPD_CTRL);
+ 	reg &= ~MPD_EN;
+ 	umac_writel(priv, reg, UMAC_MPD_CTRL);
+ 
++	reg = intrl2_0_readl(priv, INTRL2_CPU_STATUS);
++	if (reg & INTRL2_0_MPD)
++		netdev_info(priv->netdev, "Wake-on-LAN (MPD) interrupt!\n");
++
++	if (reg & INTRL2_0_BRCM_MATCH_TAG) {
++		reg = rxchk_readl(priv, RXCHK_BRCM_TAG_MATCH_STATUS) &
++				  RXCHK_BRCM_TAG_MATCH_MASK;
++		netdev_info(priv->netdev,
++			    "Wake-on-LAN (filters 0x%02x) interrupt!\n", reg);
++	}
++
+ 	netif_dbg(priv, wol, priv->netdev, "resumed from WOL\n");
+ }
+ 
+@@ -890,11 +898,6 @@ static irqreturn_t bcm_sysport_rx_isr(int irq, void *dev_id)
+ 	if (priv->irq0_stat & INTRL2_0_TX_RING_FULL)
+ 		bcm_sysport_tx_reclaim_all(priv);
+ 
+-	if (priv->irq0_stat & INTRL2_0_MPD) {
+-		netdev_info(priv->netdev, "Wake-on-LAN interrupt!\n");
+-		bcm_sysport_resume_from_wol(priv);
+-	}
+-
+ 	return IRQ_HANDLED;
+ }
+ 
+@@ -1915,9 +1918,6 @@ static int bcm_sysport_suspend_to_wol(struct bcm_sysport_priv *priv)
+ 	/* UniMAC receive needs to be turned on */
+ 	umac_enable_set(priv, CMD_RX_EN, 1);
+ 
+-	/* Enable the interrupt wake-up source */
+-	intrl2_0_mask_clear(priv, INTRL2_0_MPD);
+-
+ 	netif_dbg(priv, wol, ndev, "entered WOL mode\n");
+ 
+ 	return 0;
+diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+index 4ffacafddacb..fea8116da06a 100644
+--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
++++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+@@ -1343,8 +1343,11 @@ static int bnxt_poll_work(struct bnxt *bp, struct bnxt_napi *bnapi, int budget)
+ 		if (TX_CMP_TYPE(txcmp) == CMP_TYPE_TX_L2_CMP) {
+ 			tx_pkts++;
+ 			/* return full budget so NAPI will complete. */
+-			if (unlikely(tx_pkts > bp->tx_wake_thresh))
++			if (unlikely(tx_pkts > bp->tx_wake_thresh)) {
+ 				rx_pkts = budget;
++				raw_cons = NEXT_RAW_CMP(raw_cons);
++				break;
++			}
+ 		} else if ((TX_CMP_TYPE(txcmp) & 0x30) == 0x10) {
+ 			rc = bnxt_rx_pkt(bp, bnapi, &raw_cons, &agg_event);
+ 			if (likely(rc >= 0))
+@@ -1362,7 +1365,7 @@ static int bnxt_poll_work(struct bnxt *bp, struct bnxt_napi *bnapi, int budget)
+ 		}
+ 		raw_cons = NEXT_RAW_CMP(raw_cons);
+ 
+-		if (rx_pkts == budget)
++		if (rx_pkts && rx_pkts == budget)
+ 			break;
+ 	}
+ 
+@@ -1404,8 +1407,12 @@ static int bnxt_poll(struct napi_struct *napi, int budget)
+ 	while (1) {
+ 		work_done += bnxt_poll_work(bp, bnapi, budget - work_done);
+ 
+-		if (work_done >= budget)
++		if (work_done >= budget) {
++			if (!budget)
++				BNXT_CP_DB_REARM(cpr->cp_doorbell,
++						 cpr->cp_raw_cons);
+ 			break;
++		}
+ 
+ 		if (!bnxt_has_work(bp, cpr)) {
+ 			napi_complete(napi);
+diff --git a/drivers/net/ethernet/cadence/macb.c b/drivers/net/ethernet/cadence/macb.c
+index 8c698d464716..085f77f273ba 100644
+--- a/drivers/net/ethernet/cadence/macb.c
++++ b/drivers/net/ethernet/cadence/macb.c
+@@ -2743,6 +2743,13 @@ static const struct macb_config at91sam9260_config = {
+ 	.init = macb_init,
+ };
+ 
++static const struct macb_config sama5d3macb_config = {
++	.caps = MACB_CAPS_SG_DISABLED
++	      | MACB_CAPS_USRIO_HAS_CLKEN | MACB_CAPS_USRIO_DEFAULT_IS_MII_GMII,
++	.clk_init = macb_clk_init,
++	.init = macb_init,
++};
++
+ static const struct macb_config pc302gem_config = {
+ 	.caps = MACB_CAPS_SG_DISABLED | MACB_CAPS_GIGABIT_MODE_AVAILABLE,
+ 	.dma_burst_length = 16,
+@@ -2801,6 +2808,7 @@ static const struct of_device_id macb_dt_ids[] = {
+ 	{ .compatible = "cdns,gem", .data = &pc302gem_config },
+ 	{ .compatible = "atmel,sama5d2-gem", .data = &sama5d2_config },
+ 	{ .compatible = "atmel,sama5d3-gem", .data = &sama5d3_config },
++	{ .compatible = "atmel,sama5d3-macb", .data = &sama5d3macb_config },
+ 	{ .compatible = "atmel,sama5d4-gem", .data = &sama5d4_config },
+ 	{ .compatible = "cdns,at91rm9200-emac", .data = &emac_config },
+ 	{ .compatible = "cdns,emac", .data = &emac_config },
+diff --git a/drivers/net/ethernet/marvell/mvpp2.c b/drivers/net/ethernet/marvell/mvpp2.c
+index ac92685dd4e5..42305f3234ff 100644
+--- a/drivers/net/ethernet/marvell/mvpp2.c
++++ b/drivers/net/ethernet/marvell/mvpp2.c
+@@ -29,6 +29,7 @@
+ #include <linux/clk.h>
+ #include <linux/hrtimer.h>
+ #include <linux/ktime.h>
++#include <linux/if_vlan.h>
+ #include <uapi/linux/ppp_defs.h>
+ #include <net/ip.h>
+ #include <net/ipv6.h>
+@@ -4268,7 +4269,7 @@ static void mvpp2_txq_desc_put(struct mvpp2_tx_queue *txq)
+ }
+ 
+ /* Set Tx descriptors fields relevant for CSUM calculation */
+-static u32 mvpp2_txq_desc_csum(int l3_offs, int l3_proto,
++static u32 mvpp2_txq_desc_csum(int l3_offs, __be16 l3_proto,
+ 			       int ip_hdr_len, int l4_proto)
+ {
+ 	u32 command;
+@@ -5032,14 +5033,15 @@ static u32 mvpp2_skb_tx_csum(struct mvpp2_port *port, struct sk_buff *skb)
+ 	if (skb->ip_summed == CHECKSUM_PARTIAL) {
+ 		int ip_hdr_len = 0;
+ 		u8 l4_proto;
++		__be16 l3_proto = vlan_get_protocol(skb);
+ 
+-		if (skb->protocol == htons(ETH_P_IP)) {
++		if (l3_proto == htons(ETH_P_IP)) {
+ 			struct iphdr *ip4h = ip_hdr(skb);
+ 
+ 			/* Calculate IPv4 checksum and L4 checksum */
+ 			ip_hdr_len = ip4h->ihl;
+ 			l4_proto = ip4h->protocol;
+-		} else if (skb->protocol == htons(ETH_P_IPV6)) {
++		} else if (l3_proto == htons(ETH_P_IPV6)) {
+ 			struct ipv6hdr *ip6h = ipv6_hdr(skb);
+ 
+ 			/* Read l4_protocol from one of IPv6 extra headers */
+@@ -5051,7 +5053,7 @@ static u32 mvpp2_skb_tx_csum(struct mvpp2_port *port, struct sk_buff *skb)
+ 		}
+ 
+ 		return mvpp2_txq_desc_csum(skb_network_offset(skb),
+-				skb->protocol, ip_hdr_len, l4_proto);
++					   l3_proto, ip_hdr_len, l4_proto);
+ 	}
+ 
+ 	return MVPP2_TXD_L4_CSUM_NOT | MVPP2_TXD_IP_CSUM_DISABLE;
+diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c
+index ff77b8b608bd..7417605c3cf6 100644
+--- a/drivers/net/ethernet/mellanox/mlx4/eq.c
++++ b/drivers/net/ethernet/mellanox/mlx4/eq.c
+@@ -228,7 +228,8 @@ static void mlx4_set_eq_affinity_hint(struct mlx4_priv *priv, int vec)
+ 	struct mlx4_dev *dev = &priv->dev;
+ 	struct mlx4_eq *eq = &priv->eq_table.eq[vec];
+ 
+-	if (!eq->affinity_mask || cpumask_empty(eq->affinity_mask))
++	if (!cpumask_available(eq->affinity_mask) ||
++	    cpumask_empty(eq->affinity_mask))
+ 		return;
+ 
+ 	hint_err = irq_set_affinity_hint(eq->irq, eq->affinity_mask);
+diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
+index 55007f1e6bbc..12cd8aef1881 100644
+--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
++++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic.h
+@@ -1802,7 +1802,8 @@ struct qlcnic_hardware_ops {
+ 	int (*config_loopback) (struct qlcnic_adapter *, u8);
+ 	int (*clear_loopback) (struct qlcnic_adapter *, u8);
+ 	int (*config_promisc_mode) (struct qlcnic_adapter *, u32);
+-	void (*change_l2_filter) (struct qlcnic_adapter *, u64 *, u16);
++	void (*change_l2_filter)(struct qlcnic_adapter *adapter, u64 *addr,
++				 u16 vlan, struct qlcnic_host_tx_ring *tx_ring);
+ 	int (*get_board_info) (struct qlcnic_adapter *);
+ 	void (*set_mac_filter_count) (struct qlcnic_adapter *);
+ 	void (*free_mac_list) (struct qlcnic_adapter *);
+@@ -2044,9 +2045,10 @@ static inline int qlcnic_nic_set_promisc(struct qlcnic_adapter *adapter,
+ }
+ 
+ static inline void qlcnic_change_filter(struct qlcnic_adapter *adapter,
+-					u64 *addr, u16 id)
++					u64 *addr, u16 vlan,
++					struct qlcnic_host_tx_ring *tx_ring)
+ {
+-	adapter->ahw->hw_ops->change_l2_filter(adapter, addr, id);
++	adapter->ahw->hw_ops->change_l2_filter(adapter, addr, vlan, tx_ring);
+ }
+ 
+ static inline int qlcnic_get_board_info(struct qlcnic_adapter *adapter)
+diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
+index b4f3cb55605e..7f7aea9758e7 100644
+--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
++++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.c
+@@ -2132,7 +2132,8 @@ out:
+ }
+ 
+ void qlcnic_83xx_change_l2_filter(struct qlcnic_adapter *adapter, u64 *addr,
+-				  u16 vlan_id)
++				  u16 vlan_id,
++				  struct qlcnic_host_tx_ring *tx_ring)
+ {
+ 	u8 mac[ETH_ALEN];
+ 	memcpy(&mac, addr, ETH_ALEN);
+diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h
+index 331ae2c20f40..c8e012b3f7e7 100644
+--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h
++++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_83xx_hw.h
+@@ -550,7 +550,8 @@ int qlcnic_83xx_wrt_reg_indirect(struct qlcnic_adapter *, ulong, u32);
+ int qlcnic_83xx_nic_set_promisc(struct qlcnic_adapter *, u32);
+ int qlcnic_83xx_config_hw_lro(struct qlcnic_adapter *, int);
+ int qlcnic_83xx_config_rss(struct qlcnic_adapter *, int);
+-void qlcnic_83xx_change_l2_filter(struct qlcnic_adapter *, u64 *, u16);
++void qlcnic_83xx_change_l2_filter(struct qlcnic_adapter *adapter, u64 *addr,
++				  u16 vlan, struct qlcnic_host_tx_ring *ring);
+ int qlcnic_83xx_get_pci_info(struct qlcnic_adapter *, struct qlcnic_pci_info *);
+ int qlcnic_83xx_set_nic_info(struct qlcnic_adapter *, struct qlcnic_info *);
+ void qlcnic_83xx_initialize_nic(struct qlcnic_adapter *, int);
+diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.h
+index 4bb33af8e2b3..56a3bd9e37dc 100644
+--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.h
++++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.h
+@@ -173,7 +173,8 @@ int qlcnic_82xx_napi_add(struct qlcnic_adapter *adapter,
+ 			 struct net_device *netdev);
+ void qlcnic_82xx_get_beacon_state(struct qlcnic_adapter *);
+ void qlcnic_82xx_change_filter(struct qlcnic_adapter *adapter,
+-			       u64 *uaddr, u16 vlan_id);
++			       u64 *uaddr, u16 vlan_id,
++			       struct qlcnic_host_tx_ring *tx_ring);
+ int qlcnic_82xx_config_intr_coalesce(struct qlcnic_adapter *,
+ 				     struct ethtool_coalesce *);
+ int qlcnic_82xx_set_rx_coalesce(struct qlcnic_adapter *);
+diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
+index d4b5085a21fa..98042a3701b5 100644
+--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
++++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_io.c
+@@ -269,13 +269,12 @@ static void qlcnic_add_lb_filter(struct qlcnic_adapter *adapter,
+ }
+ 
+ void qlcnic_82xx_change_filter(struct qlcnic_adapter *adapter, u64 *uaddr,
+-			       u16 vlan_id)
++			       u16 vlan_id, struct qlcnic_host_tx_ring *tx_ring)
+ {
+ 	struct cmd_desc_type0 *hwdesc;
+ 	struct qlcnic_nic_req *req;
+ 	struct qlcnic_mac_req *mac_req;
+ 	struct qlcnic_vlan_req *vlan_req;
+-	struct qlcnic_host_tx_ring *tx_ring = adapter->tx_ring;
+ 	u32 producer;
+ 	u64 word;
+ 
+@@ -302,7 +301,8 @@ void qlcnic_82xx_change_filter(struct qlcnic_adapter *adapter, u64 *uaddr,
+ 
+ static void qlcnic_send_filter(struct qlcnic_adapter *adapter,
+ 			       struct cmd_desc_type0 *first_desc,
+-			       struct sk_buff *skb)
++			       struct sk_buff *skb,
++			       struct qlcnic_host_tx_ring *tx_ring)
+ {
+ 	struct vlan_ethhdr *vh = (struct vlan_ethhdr *)(skb->data);
+ 	struct ethhdr *phdr = (struct ethhdr *)(skb->data);
+@@ -336,7 +336,7 @@ static void qlcnic_send_filter(struct qlcnic_adapter *adapter,
+ 		    tmp_fil->vlan_id == vlan_id) {
+ 			if (jiffies > (QLCNIC_READD_AGE * HZ + tmp_fil->ftime))
+ 				qlcnic_change_filter(adapter, &src_addr,
+-						     vlan_id);
++						     vlan_id, tx_ring);
+ 			tmp_fil->ftime = jiffies;
+ 			return;
+ 		}
+@@ -351,7 +351,7 @@ static void qlcnic_send_filter(struct qlcnic_adapter *adapter,
+ 	if (!fil)
+ 		return;
+ 
+-	qlcnic_change_filter(adapter, &src_addr, vlan_id);
++	qlcnic_change_filter(adapter, &src_addr, vlan_id, tx_ring);
+ 	fil->ftime = jiffies;
+ 	fil->vlan_id = vlan_id;
+ 	memcpy(fil->faddr, &src_addr, ETH_ALEN);
+@@ -767,7 +767,7 @@ netdev_tx_t qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
+ 	}
+ 
+ 	if (adapter->drv_mac_learn)
+-		qlcnic_send_filter(adapter, first_desc, skb);
++		qlcnic_send_filter(adapter, first_desc, skb, tx_ring);
+ 
+ 	tx_ring->tx_stats.tx_bytes += skb->len;
+ 	tx_ring->tx_stats.xmit_called++;
+diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+index d02691ba3d7f..20aa34f45f07 100644
+--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
++++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
+@@ -71,7 +71,7 @@ static int dwmac1000_validate_mcast_bins(int mcast_bins)
+  * Description:
+  * This function validates the number of Unicast address entries supported
+  * by a particular Synopsys 10/100/1000 controller. The Synopsys controller
+- * supports 1, 32, 64, or 128 Unicast filter entries for it's Unicast filter
++ * supports 1..32, 64, or 128 Unicast filter entries for it's Unicast filter
+  * logic. This function validates a valid, supported configuration is
+  * selected, and defaults to 1 Unicast address if an unsupported
+  * configuration is selected.
+@@ -81,8 +81,7 @@ static int dwmac1000_validate_ucast_entries(int ucast_entries)
+ 	int x = ucast_entries;
+ 
+ 	switch (x) {
+-	case 1:
+-	case 32:
++	case 1 ... 32:
+ 	case 64:
+ 	case 128:
+ 		break;
+diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
+index 49174837c2ba..33ffb573fd67 100644
+--- a/drivers/net/team/team.c
++++ b/drivers/net/team/team.c
+@@ -1142,6 +1142,11 @@ static int team_port_add(struct team *team, struct net_device *port_dev)
+ 		return -EBUSY;
+ 	}
+ 
++	if (dev == port_dev) {
++		netdev_err(dev, "Cannot enslave team device to itself\n");
++		return -EINVAL;
++	}
++
+ 	if (port_dev->features & NETIF_F_VLAN_CHALLENGED &&
+ 	    vlan_uses_dev(dev)) {
+ 		netdev_err(dev, "Device %s is VLAN challenged and team device has VLAN set up\n",
+diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c
+index 478937418a33..8dbe086e0a96 100644
+--- a/drivers/net/usb/smsc75xx.c
++++ b/drivers/net/usb/smsc75xx.c
+@@ -1506,6 +1506,7 @@ static void smsc75xx_unbind(struct usbnet *dev, struct usb_interface *intf)
+ {
+ 	struct smsc75xx_priv *pdata = (struct smsc75xx_priv *)(dev->data[0]);
+ 	if (pdata) {
++		cancel_work_sync(&pdata->set_multicast);
+ 		netif_dbg(dev, ifdown, dev->net, "free pdata\n");
+ 		kfree(pdata);
+ 		pdata = NULL;
+diff --git a/drivers/usb/gadget/function/u_serial.c b/drivers/usb/gadget/function/u_serial.c
+index f7771d86ad6c..4ea44f7122ee 100644
+--- a/drivers/usb/gadget/function/u_serial.c
++++ b/drivers/usb/gadget/function/u_serial.c
+@@ -518,7 +518,7 @@ static void gs_rx_push(unsigned long _port)
+ 		}
+ 
+ 		/* push data to (open) tty */
+-		if (req->actual) {
++		if (req->actual && tty) {
+ 			char		*packet = req->buf;
+ 			unsigned	size = req->actual;
+ 			unsigned	n;
+diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c
+index 9df00101bfe1..f788f80fe1aa 100644
+--- a/drivers/usb/host/xhci-hub.c
++++ b/drivers/usb/host/xhci-hub.c
+@@ -1048,17 +1048,17 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
+ 				temp = readl(port_array[wIndex]);
+ 				break;
+ 			}
+-
+-			/* Software should not attempt to set
+-			 * port link state above '3' (U3) and the port
+-			 * must be enabled.
+-			 */
+-			if ((temp & PORT_PE) == 0 ||
+-				(link_state > USB_SS_PORT_LS_U3)) {
+-				xhci_warn(xhci, "Cannot set link state.\n");
++			/* Port must be enabled */
++			if (!(temp & PORT_PE)) {
++				retval = -ENODEV;
++				break;
++			}
++			/* Can't set port link state above '3' (U3) */
++			if (link_state > USB_SS_PORT_LS_U3) {
++				xhci_warn(xhci, "Cannot set port %d link state %d\n",
++					 wIndex, link_state);
+ 				goto error;
+ 			}
+-
+ 			if (link_state == USB_SS_PORT_LS_U3) {
+ 				slot_id = xhci_find_slot_id_by_port(hcd, xhci,
+ 						wIndex + 1);
+diff --git a/drivers/video/fbdev/aty/atyfb.h b/drivers/video/fbdev/aty/atyfb.h
+index 63c4842eb224..46e0e8b39b76 100644
+--- a/drivers/video/fbdev/aty/atyfb.h
++++ b/drivers/video/fbdev/aty/atyfb.h
+@@ -332,6 +332,8 @@ extern const struct aty_pll_ops aty_pll_ct; /* Integrated */
+ extern void aty_set_pll_ct(const struct fb_info *info, const union aty_pll *pll);
+ extern u8 aty_ld_pll_ct(int offset, const struct atyfb_par *par);
+ 
++extern const u8 aty_postdividers[8];
++
+ 
+     /*
+      *  Hardware cursor support
+@@ -358,7 +360,6 @@ static inline void wait_for_idle(struct atyfb_par *par)
+ 
+ extern void aty_reset_engine(const struct atyfb_par *par);
+ extern void aty_init_engine(struct atyfb_par *par, struct fb_info *info);
+-extern u8   aty_ld_pll_ct(int offset, const struct atyfb_par *par);
+ 
+ void atyfb_copyarea(struct fb_info *info, const struct fb_copyarea *area);
+ void atyfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect);
+diff --git a/drivers/video/fbdev/aty/atyfb_base.c b/drivers/video/fbdev/aty/atyfb_base.c
+index 7f658fa4d22a..9755a0ec6591 100644
+--- a/drivers/video/fbdev/aty/atyfb_base.c
++++ b/drivers/video/fbdev/aty/atyfb_base.c
+@@ -3093,17 +3093,18 @@ static int atyfb_setup_sparc(struct pci_dev *pdev, struct fb_info *info,
+ 		/*
+ 		 * PLL Reference Divider M:
+ 		 */
+-		M = pll_regs[2];
++		M = pll_regs[PLL_REF_DIV];
+ 
+ 		/*
+ 		 * PLL Feedback Divider N (Dependent on CLOCK_CNTL):
+ 		 */
+-		N = pll_regs[7 + (clock_cntl & 3)];
++		N = pll_regs[VCLK0_FB_DIV + (clock_cntl & 3)];
+ 
+ 		/*
+ 		 * PLL Post Divider P (Dependent on CLOCK_CNTL):
+ 		 */
+-		P = 1 << (pll_regs[6] >> ((clock_cntl & 3) << 1));
++		P = aty_postdividers[((pll_regs[VCLK_POST_DIV] >> ((clock_cntl & 3) << 1)) & 3) |
++		                     ((pll_regs[PLL_EXT_CNTL] >> (2 + (clock_cntl & 3))) & 4)];
+ 
+ 		/*
+ 		 * PLL Divider Q:
+diff --git a/drivers/video/fbdev/aty/mach64_ct.c b/drivers/video/fbdev/aty/mach64_ct.c
+index 51f29d627ceb..af54256a20a1 100644
+--- a/drivers/video/fbdev/aty/mach64_ct.c
++++ b/drivers/video/fbdev/aty/mach64_ct.c
+@@ -114,7 +114,7 @@ static void aty_st_pll_ct(int offset, u8 val, const struct atyfb_par *par)
+  */
+ 
+ #define Maximum_DSP_PRECISION 7
+-static u8 postdividers[] = {1,2,4,8,3};
++const u8 aty_postdividers[8] = {1,2,4,8,3,5,6,12};
+ 
+ static int aty_dsp_gt(const struct fb_info *info, u32 bpp, struct pll_ct *pll)
+ {
+@@ -221,7 +221,7 @@ static int aty_valid_pll_ct(const struct fb_info *info, u32 vclk_per, struct pll
+ 		pll->vclk_post_div += (q <  64*8);
+ 		pll->vclk_post_div += (q <  32*8);
+ 	}
+-	pll->vclk_post_div_real = postdividers[pll->vclk_post_div];
++	pll->vclk_post_div_real = aty_postdividers[pll->vclk_post_div];
+ 	//    pll->vclk_post_div <<= 6;
+ 	pll->vclk_fb_div = q * pll->vclk_post_div_real / 8;
+ 	pllvclk = (1000000 * 2 * pll->vclk_fb_div) /
+@@ -512,7 +512,7 @@ static int aty_init_pll_ct(const struct fb_info *info, union aty_pll *pll)
+ 		u8 mclk_fb_div, pll_ext_cntl;
+ 		pll->ct.pll_ref_div = aty_ld_pll_ct(PLL_REF_DIV, par);
+ 		pll_ext_cntl = aty_ld_pll_ct(PLL_EXT_CNTL, par);
+-		pll->ct.xclk_post_div_real = postdividers[pll_ext_cntl & 0x07];
++		pll->ct.xclk_post_div_real = aty_postdividers[pll_ext_cntl & 0x07];
+ 		mclk_fb_div = aty_ld_pll_ct(MCLK_FB_DIV, par);
+ 		if (pll_ext_cntl & PLL_MFB_TIMES_4_2B)
+ 			mclk_fb_div <<= 1;
+@@ -534,7 +534,7 @@ static int aty_init_pll_ct(const struct fb_info *info, union aty_pll *pll)
+ 		xpost_div += (q <  64*8);
+ 		xpost_div += (q <  32*8);
+ 	}
+-	pll->ct.xclk_post_div_real = postdividers[xpost_div];
++	pll->ct.xclk_post_div_real = aty_postdividers[xpost_div];
+ 	pll->ct.mclk_fb_div = q * pll->ct.xclk_post_div_real / 8;
+ 
+ #ifdef CONFIG_PPC
+@@ -583,7 +583,7 @@ static int aty_init_pll_ct(const struct fb_info *info, union aty_pll *pll)
+ 			mpost_div += (q <  64*8);
+ 			mpost_div += (q <  32*8);
+ 		}
+-		sclk_post_div_real = postdividers[mpost_div];
++		sclk_post_div_real = aty_postdividers[mpost_div];
+ 		pll->ct.sclk_fb_div = q * sclk_post_div_real / 8;
+ 		pll->ct.spll_cntl2 = mpost_div << 4;
+ #ifdef DEBUG
+diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c
+index d0aaf338fa9f..d6bae37489af 100644
+--- a/fs/ext4/xattr.c
++++ b/fs/ext4/xattr.c
+@@ -638,14 +638,20 @@ static size_t ext4_xattr_free_space(struct ext4_xattr_entry *last,
+ }
+ 
+ static int
+-ext4_xattr_set_entry(struct ext4_xattr_info *i, struct ext4_xattr_search *s)
++ext4_xattr_set_entry(struct ext4_xattr_info *i, struct ext4_xattr_search *s,
++		     struct inode *inode)
+ {
+-	struct ext4_xattr_entry *last;
++	struct ext4_xattr_entry *last, *next;
+ 	size_t free, min_offs = s->end - s->base, name_len = strlen(i->name);
+ 
+ 	/* Compute min_offs and last. */
+ 	last = s->first;
+-	for (; !IS_LAST_ENTRY(last); last = EXT4_XATTR_NEXT(last)) {
++	for (; !IS_LAST_ENTRY(last); last = next) {
++		next = EXT4_XATTR_NEXT(last);
++		if ((void *)next >= s->end) {
++			EXT4_ERROR_INODE(inode, "corrupted xattr entries");
++			return -EFSCORRUPTED;
++		}
+ 		if (!last->e_value_block && last->e_value_size) {
+ 			size_t offs = le16_to_cpu(last->e_value_offs);
+ 			if (offs < min_offs)
+@@ -825,7 +831,7 @@ ext4_xattr_block_set(handle_t *handle, struct inode *inode,
+ 				ce = NULL;
+ 			}
+ 			ea_bdebug(bs->bh, "modifying in-place");
+-			error = ext4_xattr_set_entry(i, s);
++			error = ext4_xattr_set_entry(i, s, inode);
+ 			if (!error) {
+ 				if (!IS_LAST_ENTRY(s->first))
+ 					ext4_xattr_rehash(header(s->base),
+@@ -875,7 +881,7 @@ ext4_xattr_block_set(handle_t *handle, struct inode *inode,
+ 		s->end = s->base + sb->s_blocksize;
+ 	}
+ 
+-	error = ext4_xattr_set_entry(i, s);
++	error = ext4_xattr_set_entry(i, s, inode);
+ 	if (error == -EFSCORRUPTED)
+ 		goto bad_block;
+ 	if (error)
+@@ -1037,7 +1043,7 @@ int ext4_xattr_ibody_inline_set(handle_t *handle, struct inode *inode,
+ 
+ 	if (EXT4_I(inode)->i_extra_isize == 0)
+ 		return -ENOSPC;
+-	error = ext4_xattr_set_entry(i, s);
++	error = ext4_xattr_set_entry(i, s, inode);
+ 	if (error) {
+ 		if (error == -ENOSPC &&
+ 		    ext4_has_inline_data(inode)) {
+@@ -1049,7 +1055,7 @@ int ext4_xattr_ibody_inline_set(handle_t *handle, struct inode *inode,
+ 			error = ext4_xattr_ibody_find(inode, i, is);
+ 			if (error)
+ 				return error;
+-			error = ext4_xattr_set_entry(i, s);
++			error = ext4_xattr_set_entry(i, s, inode);
+ 		}
+ 		if (error)
+ 			return error;
+@@ -1075,7 +1081,7 @@ static int ext4_xattr_ibody_set(handle_t *handle, struct inode *inode,
+ 
+ 	if (EXT4_I(inode)->i_extra_isize == 0)
+ 		return -ENOSPC;
+-	error = ext4_xattr_set_entry(i, s);
++	error = ext4_xattr_set_entry(i, s, inode);
+ 	if (error)
+ 		return error;
+ 	header = IHDR(inode, ext4_raw_inode(&is->iloc));
+diff --git a/fs/jffs2/xattr.c b/fs/jffs2/xattr.c
+index 4c2c03663533..8e1427762eeb 100644
+--- a/fs/jffs2/xattr.c
++++ b/fs/jffs2/xattr.c
+@@ -1004,12 +1004,14 @@ ssize_t jffs2_listxattr(struct dentry *dentry, char *buffer, size_t size)
+ 			rc = xhandle->list(xhandle, dentry, buffer + len,
+ 					   size - len, xd->xname,
+ 					   xd->name_len);
++			if (rc > size - len) {
++				rc = -ERANGE;
++				goto out;
++			}
+ 		} else {
+ 			rc = xhandle->list(xhandle, dentry, NULL, 0,
+ 					   xd->xname, xd->name_len);
+ 		}
+-		if (rc < 0)
+-			goto out;
+ 		len += rc;
+ 	}
+ 	rc = len;
+diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
+index ae6a711dcd1d..281bb007f725 100644
+--- a/include/linux/hyperv.h
++++ b/include/linux/hyperv.h
+@@ -1179,6 +1179,7 @@ int vmbus_allocate_mmio(struct resource **new, struct hv_device *device_obj,
+ 
+ struct hv_util_service {
+ 	u8 *recv_buffer;
++	void *channel;
+ 	void (*util_cb)(void *);
+ 	int (*util_init)(struct hv_util_service *);
+ 	void (*util_deinit)(void);
+diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
+index fc54049e8286..0b211d482c96 100644
+--- a/include/linux/netdevice.h
++++ b/include/linux/netdevice.h
+@@ -2168,6 +2168,13 @@ struct netdev_notifier_info {
+ 	struct net_device *dev;
+ };
+ 
++struct netdev_notifier_info_ext {
++	struct netdev_notifier_info info; /* must be first */
++	union {
++		u32 mtu;
++	} ext;
++};
++
+ struct netdev_notifier_change_info {
+ 	struct netdev_notifier_info info; /* must be first */
+ 	unsigned int flags_changed;
+diff --git a/include/net/bonding.h b/include/net/bonding.h
+index 93abe5f6188d..d5abd3a80896 100644
+--- a/include/net/bonding.h
++++ b/include/net/bonding.h
+@@ -146,12 +146,6 @@ struct bond_parm_tbl {
+ 	int mode;
+ };
+ 
+-struct netdev_notify_work {
+-	struct delayed_work	work;
+-	struct net_device	*dev;
+-	struct netdev_bonding_info bonding_info;
+-};
+-
+ struct slave {
+ 	struct net_device *dev; /* first - useful for panic debug */
+ 	struct bonding *bond; /* our master */
+@@ -177,6 +171,7 @@ struct slave {
+ #ifdef CONFIG_NET_POLL_CONTROLLER
+ 	struct netpoll *np;
+ #endif
++	struct delayed_work notify_work;
+ 	struct kobject kobj;
+ 	struct rtnl_link_stats64 slave_stats;
+ };
+diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h
+index 3afb7c4c7098..2a25b53cd427 100644
+--- a/include/net/ip_fib.h
++++ b/include/net/ip_fib.h
+@@ -322,6 +322,7 @@ int ip_fib_check_default(__be32 gw, struct net_device *dev);
+ int fib_sync_down_dev(struct net_device *dev, unsigned long event, bool force);
+ int fib_sync_down_addr(struct net *net, __be32 local);
+ int fib_sync_up(struct net_device *dev, unsigned int nh_flags);
++void fib_sync_mtu(struct net_device *dev, u32 orig_mtu);
+ 
+ extern u32 fib_multipath_secret __read_mostly;
+ 
+diff --git a/mm/vmstat.c b/mm/vmstat.c
+index 8895eff2d735..a2d70ef74db7 100644
+--- a/mm/vmstat.c
++++ b/mm/vmstat.c
+@@ -869,7 +869,6 @@ const char * const vmstat_text[] = {
+ #ifdef CONFIG_DEBUG_VM_VMACACHE
+ 	"vmacache_find_calls",
+ 	"vmacache_find_hits",
+-	"vmacache_full_flushes",
+ #endif
+ #endif /* CONFIG_VM_EVENTS_COUNTERS */
+ };
+diff --git a/net/core/dev.c b/net/core/dev.c
+index 191cf880d805..7366feb8b5b3 100644
+--- a/net/core/dev.c
++++ b/net/core/dev.c
+@@ -1660,6 +1660,28 @@ int call_netdevice_notifiers(unsigned long val, struct net_device *dev)
+ }
+ EXPORT_SYMBOL(call_netdevice_notifiers);
+ 
++/**
++ *	call_netdevice_notifiers_mtu - call all network notifier blocks
++ *	@val: value passed unmodified to notifier function
++ *	@dev: net_device pointer passed unmodified to notifier function
++ *	@arg: additional u32 argument passed to the notifier function
++ *
++ *	Call all network notifier blocks.  Parameters and return value
++ *	are as for raw_notifier_call_chain().
++ */
++static int call_netdevice_notifiers_mtu(unsigned long val,
++					struct net_device *dev, u32 arg)
++{
++	struct netdev_notifier_info_ext info = {
++		.info.dev = dev,
++		.ext.mtu = arg,
++	};
++
++	BUILD_BUG_ON(offsetof(struct netdev_notifier_info_ext, info) != 0);
++
++	return call_netdevice_notifiers_info(val, dev, &info.info);
++}
++
+ #ifdef CONFIG_NET_INGRESS
+ static struct static_key ingress_needed __read_mostly;
+ 
+@@ -6134,14 +6156,16 @@ int dev_set_mtu(struct net_device *dev, int new_mtu)
+ 	err = __dev_set_mtu(dev, new_mtu);
+ 
+ 	if (!err) {
+-		err = call_netdevice_notifiers(NETDEV_CHANGEMTU, dev);
++		err = call_netdevice_notifiers_mtu(NETDEV_CHANGEMTU, dev,
++						   orig_mtu);
+ 		err = notifier_to_errno(err);
+ 		if (err) {
+ 			/* setting mtu back and notifying everyone again,
+ 			 * so that they have a chance to revert changes.
+ 			 */
+ 			__dev_set_mtu(dev, orig_mtu);
+-			call_netdevice_notifiers(NETDEV_CHANGEMTU, dev);
++			call_netdevice_notifiers_mtu(NETDEV_CHANGEMTU, dev,
++						     new_mtu);
+ 		}
+ 	}
+ 	return err;
+diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
+index 96c9c0f0905a..f1df04c7d395 100644
+--- a/net/core/rtnetlink.c
++++ b/net/core/rtnetlink.c
+@@ -2116,6 +2116,12 @@ struct net_device *rtnl_create_link(struct net *net,
+ 	else if (ops->get_num_rx_queues)
+ 		num_rx_queues = ops->get_num_rx_queues();
+ 
++	if (num_tx_queues < 1 || num_tx_queues > 4096)
++		return ERR_PTR(-EINVAL);
++
++	if (num_rx_queues < 1 || num_rx_queues > 4096)
++		return ERR_PTR(-EINVAL);
++
+ 	err = -ENOMEM;
+ 	dev = alloc_netdev_mqs(ops->priv_size, ifname, name_assign_type,
+ 			       ops->setup, num_tx_queues, num_rx_queues);
+diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
+index 015c33712803..ce646572b912 100644
+--- a/net/ipv4/fib_frontend.c
++++ b/net/ipv4/fib_frontend.c
+@@ -1170,7 +1170,8 @@ static int fib_inetaddr_event(struct notifier_block *this, unsigned long event,
+ static int fib_netdev_event(struct notifier_block *this, unsigned long event, void *ptr)
+ {
+ 	struct net_device *dev = netdev_notifier_info_to_dev(ptr);
+-	struct netdev_notifier_changeupper_info *info;
++	struct netdev_notifier_changeupper_info *upper_info = ptr;
++	struct netdev_notifier_info_ext *info_ext = ptr;
+ 	struct in_device *in_dev;
+ 	struct net *net = dev_net(dev);
+ 	unsigned int flags;
+@@ -1205,16 +1206,19 @@ static int fib_netdev_event(struct notifier_block *this, unsigned long event, vo
+ 			fib_sync_up(dev, RTNH_F_LINKDOWN);
+ 		else
+ 			fib_sync_down_dev(dev, event, false);
+-		/* fall through */
++		rt_cache_flush(net);
++		break;
+ 	case NETDEV_CHANGEMTU:
++		fib_sync_mtu(dev, info_ext->ext.mtu);
+ 		rt_cache_flush(net);
+ 		break;
+ 	case NETDEV_CHANGEUPPER:
+-		info = ptr;
++		upper_info = ptr;
+ 		/* flush all routes if dev is linked to or unlinked from
+ 		 * an L3 master device (e.g., VRF)
+ 		 */
+-		if (info->upper_dev && netif_is_l3_master(info->upper_dev))
++		if (upper_info->upper_dev &&
++		    netif_is_l3_master(upper_info->upper_dev))
+ 			fib_disable_ip(dev, NETDEV_DOWN, true);
+ 		break;
+ 	}
+diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
+index 03ebff3950d8..3109b9bb95d2 100644
+--- a/net/ipv4/fib_semantics.c
++++ b/net/ipv4/fib_semantics.c
+@@ -1373,6 +1373,56 @@ int fib_sync_down_addr(struct net *net, __be32 local)
+ 	return ret;
+ }
+ 
++/* Update the PMTU of exceptions when:
++ * - the new MTU of the first hop becomes smaller than the PMTU
++ * - the old MTU was the same as the PMTU, and it limited discovery of
++ *   larger MTUs on the path. With that limit raised, we can now
++ *   discover larger MTUs
++ * A special case is locked exceptions, for which the PMTU is smaller
++ * than the minimal accepted PMTU:
++ * - if the new MTU is greater than the PMTU, don't make any change
++ * - otherwise, unlock and set PMTU
++ */
++static void nh_update_mtu(struct fib_nh *nh, u32 new, u32 orig)
++{
++	struct fnhe_hash_bucket *bucket;
++	int i;
++
++	bucket = rcu_dereference_protected(nh->nh_exceptions, 1);
++	if (!bucket)
++		return;
++
++	for (i = 0; i < FNHE_HASH_SIZE; i++) {
++		struct fib_nh_exception *fnhe;
++
++		for (fnhe = rcu_dereference_protected(bucket[i].chain, 1);
++		     fnhe;
++		     fnhe = rcu_dereference_protected(fnhe->fnhe_next, 1)) {
++			if (fnhe->fnhe_mtu_locked) {
++				if (new <= fnhe->fnhe_pmtu) {
++					fnhe->fnhe_pmtu = new;
++					fnhe->fnhe_mtu_locked = false;
++				}
++			} else if (new < fnhe->fnhe_pmtu ||
++				   orig == fnhe->fnhe_pmtu) {
++				fnhe->fnhe_pmtu = new;
++			}
++		}
++	}
++}
++
++void fib_sync_mtu(struct net_device *dev, u32 orig_mtu)
++{
++	unsigned int hash = fib_devindex_hashfn(dev->ifindex);
++	struct hlist_head *head = &fib_info_devhash[hash];
++	struct fib_nh *nh;
++
++	hlist_for_each_entry(nh, head, nh_hash) {
++		if (nh->nh_dev == dev)
++			nh_update_mtu(nh, dev->mtu, orig_mtu);
++	}
++}
++
+ /* Event              force Flags           Description
+  * NETDEV_CHANGE      0     LINKDOWN        Carrier OFF, not for scope host
+  * NETDEV_DOWN        0     LINKDOWN|DEAD   Link down, not for scope host
+diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
+index 88426a6a7a85..3f8caf7d19b8 100644
+--- a/net/ipv4/ip_sockglue.c
++++ b/net/ipv4/ip_sockglue.c
+@@ -134,7 +134,6 @@ static void ip_cmsg_recv_security(struct msghdr *msg, struct sk_buff *skb)
+ static void ip_cmsg_recv_dstaddr(struct msghdr *msg, struct sk_buff *skb)
+ {
+ 	struct sockaddr_in sin;
+-	const struct iphdr *iph = ip_hdr(skb);
+ 	__be16 *ports;
+ 	int end;
+ 
+@@ -149,7 +148,7 @@ static void ip_cmsg_recv_dstaddr(struct msghdr *msg, struct sk_buff *skb)
+ 	ports = (__be16 *)skb_transport_header(skb);
+ 
+ 	sin.sin_family = AF_INET;
+-	sin.sin_addr.s_addr = iph->daddr;
++	sin.sin_addr.s_addr = ip_hdr(skb)->daddr;
+ 	sin.sin_port = ports[1];
+ 	memset(sin.sin_zero, 0, sizeof(sin.sin_zero));
+ 
+diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c
+index 3d62feb65932..9d3176b080a4 100644
+--- a/net/ipv4/ip_tunnel.c
++++ b/net/ipv4/ip_tunnel.c
+@@ -597,6 +597,7 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
+ 		    const struct iphdr *tnl_params, u8 protocol)
+ {
+ 	struct ip_tunnel *tunnel = netdev_priv(dev);
++	unsigned int inner_nhdr_len = 0;
+ 	const struct iphdr *inner_iph;
+ 	struct flowi4 fl4;
+ 	u8     tos, ttl;
+@@ -607,6 +608,14 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
+ 	int err;
+ 	bool connected;
+ 
++	/* ensure we can access the inner net header, for several users below */
++	if (skb->protocol == htons(ETH_P_IP))
++		inner_nhdr_len = sizeof(struct iphdr);
++	else if (skb->protocol == htons(ETH_P_IPV6))
++		inner_nhdr_len = sizeof(struct ipv6hdr);
++	if (unlikely(!pskb_may_pull(skb, inner_nhdr_len)))
++		goto tx_error;
++
+ 	inner_iph = (const struct iphdr *)skb_inner_network_header(skb);
+ 	connected = (tunnel->parms.iph.daddr != 0);
+ 
+diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
+index 0613be57513e..582e757e5727 100644
+--- a/net/ipv6/addrconf.c
++++ b/net/ipv6/addrconf.c
+@@ -3786,7 +3786,6 @@ static struct inet6_ifaddr *if6_get_first(struct seq_file *seq, loff_t pos)
+ 				p++;
+ 				continue;
+ 			}
+-			state->offset++;
+ 			return ifa;
+ 		}
+ 
+@@ -3810,13 +3809,12 @@ static struct inet6_ifaddr *if6_get_next(struct seq_file *seq,
+ 		return ifa;
+ 	}
+ 
++	state->offset = 0;
+ 	while (++state->bucket < IN6_ADDR_HSIZE) {
+-		state->offset = 0;
+ 		hlist_for_each_entry_rcu_bh(ifa,
+ 				     &inet6_addr_lst[state->bucket], addr_lst) {
+ 			if (!net_eq(dev_net(ifa->idev->dev), net))
+ 				continue;
+-			state->offset++;
+ 			return ifa;
+ 		}
+ 	}
+diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
+index e8f21dd520b2..7c7a74ea2b0d 100644
+--- a/net/ipv6/ip6_tunnel.c
++++ b/net/ipv6/ip6_tunnel.c
+@@ -1096,7 +1096,7 @@ static inline int
+ ip4ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
+ {
+ 	struct ip6_tnl *t = netdev_priv(dev);
+-	const struct iphdr  *iph = ip_hdr(skb);
++	const struct iphdr  *iph;
+ 	int encap_limit = -1;
+ 	struct flowi6 fl6;
+ 	__u8 dsfield;
+@@ -1104,6 +1104,11 @@ ip4ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
+ 	u8 tproto;
+ 	int err;
+ 
++	/* ensure we can access the full inner ip header */
++	if (!pskb_may_pull(skb, sizeof(struct iphdr)))
++		return -1;
++
++	iph = ip_hdr(skb);
+ 	memset(&(IPCB(skb)->opt), 0, sizeof(IPCB(skb)->opt));
+ 
+ 	tproto = ACCESS_ONCE(t->parms.proto);
+@@ -1140,7 +1145,7 @@ static inline int
+ ip6ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
+ {
+ 	struct ip6_tnl *t = netdev_priv(dev);
+-	struct ipv6hdr *ipv6h = ipv6_hdr(skb);
++	struct ipv6hdr *ipv6h;
+ 	int encap_limit = -1;
+ 	__u16 offset;
+ 	struct flowi6 fl6;
+@@ -1149,6 +1154,10 @@ ip6ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
+ 	u8 tproto;
+ 	int err;
+ 
++	if (unlikely(!pskb_may_pull(skb, sizeof(*ipv6h))))
++		return -1;
++
++	ipv6h = ipv6_hdr(skb);
+ 	tproto = ACCESS_ONCE(t->parms.proto);
+ 	if ((tproto != IPPROTO_IPV6 && tproto != 0) ||
+ 	    ip6_tnl_addr_conflict(t, ipv6h))
+diff --git a/net/netlabel/netlabel_unlabeled.c b/net/netlabel/netlabel_unlabeled.c
+index 3f33ec44bd28..9f4ec16abfcf 100644
+--- a/net/netlabel/netlabel_unlabeled.c
++++ b/net/netlabel/netlabel_unlabeled.c
+@@ -787,7 +787,8 @@ static int netlbl_unlabel_addrinfo_get(struct genl_info *info,
+ {
+ 	u32 addr_len;
+ 
+-	if (info->attrs[NLBL_UNLABEL_A_IPV4ADDR]) {
++	if (info->attrs[NLBL_UNLABEL_A_IPV4ADDR] &&
++	    info->attrs[NLBL_UNLABEL_A_IPV4MASK]) {
+ 		addr_len = nla_len(info->attrs[NLBL_UNLABEL_A_IPV4ADDR]);
+ 		if (addr_len != sizeof(struct in_addr) &&
+ 		    addr_len != nla_len(info->attrs[NLBL_UNLABEL_A_IPV4MASK]))
+diff --git a/sound/hda/hdac_controller.c b/sound/hda/hdac_controller.c
+index b5a17cb510a0..4727f5b80e76 100644
+--- a/sound/hda/hdac_controller.c
++++ b/sound/hda/hdac_controller.c
+@@ -40,6 +40,8 @@ static void azx_clear_corbrp(struct hdac_bus *bus)
+  */
+ void snd_hdac_bus_init_cmd_io(struct hdac_bus *bus)
+ {
++	WARN_ON_ONCE(!bus->rb.area);
++
+ 	spin_lock_irq(&bus->reg_lock);
+ 	/* CORB set up */
+ 	bus->corb.addr = bus->rb.addr;
+@@ -377,13 +379,15 @@ bool snd_hdac_bus_init_chip(struct hdac_bus *bus, bool full_reset)
+ 	/* reset controller */
+ 	azx_reset(bus, full_reset);
+ 
+-	/* initialize interrupts */
++	/* clear interrupts */
+ 	azx_int_clear(bus);
+-	azx_int_enable(bus);
+ 
+ 	/* initialize the codec command I/O */
+ 	snd_hdac_bus_init_cmd_io(bus);
+ 
++	/* enable interrupts after CORB/RIRB buffers are initialized above */
++	azx_int_enable(bus);
++
+ 	/* program the position buffer */
+ 	if (bus->use_posbuf && bus->posbuf.addr) {
+ 		snd_hdac_chip_writel(bus, DPLBASE, (u32)bus->posbuf.addr);
+diff --git a/sound/soc/codecs/sigmadsp.c b/sound/soc/codecs/sigmadsp.c
+index d53680ac78e4..6df158669420 100644
+--- a/sound/soc/codecs/sigmadsp.c
++++ b/sound/soc/codecs/sigmadsp.c
+@@ -117,8 +117,7 @@ static int sigmadsp_ctrl_write(struct sigmadsp *sigmadsp,
+ 	struct sigmadsp_control *ctrl, void *data)
+ {
+ 	/* safeload loads up to 20 bytes in a atomic operation */
+-	if (ctrl->num_bytes > 4 && ctrl->num_bytes <= 20 && sigmadsp->ops &&
+-	    sigmadsp->ops->safeload)
++	if (ctrl->num_bytes <= 20 && sigmadsp->ops && sigmadsp->ops->safeload)
+ 		return sigmadsp->ops->safeload(sigmadsp, ctrl->addr, data,
+ 			ctrl->num_bytes);
+ 	else
+diff --git a/sound/soc/codecs/wm8804-i2c.c b/sound/soc/codecs/wm8804-i2c.c
+index f27464c2c5ba..79541960f45d 100644
+--- a/sound/soc/codecs/wm8804-i2c.c
++++ b/sound/soc/codecs/wm8804-i2c.c
+@@ -13,6 +13,7 @@
+ #include <linux/init.h>
+ #include <linux/module.h>
+ #include <linux/i2c.h>
++#include <linux/acpi.h>
+ 
+ #include "wm8804.h"
+ 
+@@ -40,17 +41,29 @@ static const struct i2c_device_id wm8804_i2c_id[] = {
+ };
+ MODULE_DEVICE_TABLE(i2c, wm8804_i2c_id);
+ 
++#if defined(CONFIG_OF)
+ static const struct of_device_id wm8804_of_match[] = {
+ 	{ .compatible = "wlf,wm8804", },
+ 	{ }
+ };
+ MODULE_DEVICE_TABLE(of, wm8804_of_match);
++#endif
++
++#ifdef CONFIG_ACPI
++static const struct acpi_device_id wm8804_acpi_match[] = {
++	{ "1AEC8804", 0 }, /* Wolfson PCI ID + part ID */
++	{ "10138804", 0 }, /* Cirrus Logic PCI ID + part ID */
++	{ },
++};
++MODULE_DEVICE_TABLE(acpi, wm8804_acpi_match);
++#endif
+ 
+ static struct i2c_driver wm8804_i2c_driver = {
+ 	.driver = {
+ 		.name = "wm8804",
+ 		.pm = &wm8804_pm,
+-		.of_match_table = wm8804_of_match,
++		.of_match_table = of_match_ptr(wm8804_of_match),
++		.acpi_match_table = ACPI_PTR(wm8804_acpi_match),
+ 	},
+ 	.probe = wm8804_i2c_probe,
+ 	.remove = wm8804_i2c_remove,
+diff --git a/tools/perf/scripts/python/export-to-postgresql.py b/tools/perf/scripts/python/export-to-postgresql.py
+index 1b02cdc0cab6..84cb5913b05a 100644
+--- a/tools/perf/scripts/python/export-to-postgresql.py
++++ b/tools/perf/scripts/python/export-to-postgresql.py
+@@ -205,14 +205,23 @@ from ctypes import *
+ libpq = CDLL("libpq.so.5")
+ PQconnectdb = libpq.PQconnectdb
+ PQconnectdb.restype = c_void_p
++PQconnectdb.argtypes = [ c_char_p ]
+ PQfinish = libpq.PQfinish
++PQfinish.argtypes = [ c_void_p ]
+ PQstatus = libpq.PQstatus
++PQstatus.restype = c_int
++PQstatus.argtypes = [ c_void_p ]
+ PQexec = libpq.PQexec
+ PQexec.restype = c_void_p
++PQexec.argtypes = [ c_void_p, c_char_p ]
+ PQresultStatus = libpq.PQresultStatus
++PQresultStatus.restype = c_int
++PQresultStatus.argtypes = [ c_void_p ]
+ PQputCopyData = libpq.PQputCopyData
++PQputCopyData.restype = c_int
+ PQputCopyData.argtypes = [ c_void_p, c_void_p, c_int ]
+ PQputCopyEnd = libpq.PQputCopyEnd
++PQputCopyEnd.restype = c_int
+ PQputCopyEnd.argtypes = [ c_void_p, c_void_p ]
+ 
+ sys.path.append(os.environ['PERF_EXEC_PATH'] + \
+diff --git a/tools/testing/selftests/efivarfs/config b/tools/testing/selftests/efivarfs/config
+new file mode 100644
+index 000000000000..4e151f1005b2
+--- /dev/null
++++ b/tools/testing/selftests/efivarfs/config
+@@ -0,0 +1 @@
++CONFIG_EFIVAR_FS=y