diff --git a/Documentation/admin-guide/pm/cpufreq.rst b/Documentation/admin-guide/pm/cpufreq.rst
index 463cf7e..7af83a9 100644
--- a/Documentation/admin-guide/pm/cpufreq.rst
+++ b/Documentation/admin-guide/pm/cpufreq.rst
@@ -237,6 +237,14 @@
 	This attribute is not present if the scaling driver in use does not
 	support it.
 
+``cpuinfo_cur_freq``
+	Current frequency of the CPUs belonging to this policy as obtained from
+	the hardware (in KHz).
+
+	This is expected to be the frequency the hardware actually runs at.
+	If that frequency cannot be determined, this attribute should not
+	be present.
+
 ``cpuinfo_max_freq``
 	Maximum possible operating frequency the CPUs belonging to this policy
 	can run at (in kHz).
diff --git a/Documentation/devicetree/bindings/ata/sata_rcar.txt b/Documentation/devicetree/bindings/ata/sata_rcar.txt
index 0764f9a..e20eac7 100644
--- a/Documentation/devicetree/bindings/ata/sata_rcar.txt
+++ b/Documentation/devicetree/bindings/ata/sata_rcar.txt
@@ -1,14 +1,22 @@
 * Renesas R-Car SATA
 
 Required properties:
-- compatible		: should contain one of the following:
+- compatible		: should contain one or more of the following:
 			  - "renesas,sata-r8a7779" for R-Car H1
-			    ("renesas,rcar-sata" is deprecated)
 			  - "renesas,sata-r8a7790-es1" for R-Car H2 ES1
 			  - "renesas,sata-r8a7790" for R-Car H2 other than ES1
 			  - "renesas,sata-r8a7791" for R-Car M2-W
 			  - "renesas,sata-r8a7793" for R-Car M2-N
 			  - "renesas,sata-r8a7795" for R-Car H3
+			  - "renesas,rcar-gen2-sata" for a generic R-Car Gen2 compatible device
+			  - "renesas,rcar-gen3-sata" for a generic R-Car Gen3 compatible device
+			  - "renesas,rcar-sata" is deprecated
+
+			  When compatible with the generic version nodes
+			  must list the SoC-specific version corresponding
+			  to the platform first followed by the generic
+			  version.
+
 - reg			: address and length of the SATA registers;
 - interrupts		: must consist of one interrupt specifier.
 - clocks		: must contain a reference to the functional clock.
@@ -16,7 +24,7 @@
 Example:
 
 sata0: sata@ee300000 {
-	compatible = "renesas,sata-r8a7791";
+	compatible = "renesas,sata-r8a7791", "renesas,rcar-gen2-sata";
 	reg = <0 0xee300000 0 0x2000>;
 	interrupt-parent = <&gic>;
 	interrupts = <0 105 IRQ_TYPE_LEVEL_HIGH>;
diff --git a/Documentation/power/runtime_pm.txt b/Documentation/power/runtime_pm.txt
index 0fde3dc..625549d 100644
--- a/Documentation/power/runtime_pm.txt
+++ b/Documentation/power/runtime_pm.txt
@@ -435,7 +435,8 @@
       PM status to 'suspended' and update its parent's counter of 'active'
       children as appropriate (it is only valid to use this function if
       'power.runtime_error' is set or 'power.disable_depth' is greater than
-      zero)
+      zero); it will fail and return an error code if the device has a child
+      which is active and the 'power.ignore_children' flag is unset
 
   bool pm_runtime_active(struct device *dev);
     - return true if the device's runtime PM status is 'active' or its
diff --git a/MAINTAINERS b/MAINTAINERS
index f66488d..567343b 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -5090,12 +5090,20 @@
 M:	Florian Fainelli <f.fainelli@gmail.com>
 L:	netdev@vger.kernel.org
 S:	Maintained
-F:	include/linux/phy.h
-F:	include/linux/phy_fixed.h
-F:	drivers/net/phy/
+F:	Documentation/ABI/testing/sysfs-bus-mdio
+F:	Documentation/devicetree/bindings/net/mdio*
 F:	Documentation/networking/phy.txt
+F:	drivers/net/phy/
 F:	drivers/of/of_mdio.c
 F:	drivers/of/of_net.c
+F:	include/linux/*mdio*.h
+F:	include/linux/of_net.h
+F:	include/linux/phy.h
+F:	include/linux/phy_fixed.h
+F:	include/linux/platform_data/mdio-gpio.h
+F:	include/trace/events/mdio.h
+F:	include/uapi/linux/mdio.h
+F:	include/uapi/linux/mii.h
 
 EXT2 FILE SYSTEM
 M:	Jan Kara <jack@suse.com>
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index 531da9e..dda1f55 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -47,6 +47,9 @@
 	  and later HP3000 series).  The PA-RISC Linux project home page is
 	  at <http://www.parisc-linux.org/>.
 
+config CPU_BIG_ENDIAN
+	def_bool y
+
 config MMU
 	def_bool y
 
diff --git a/arch/parisc/include/asm/thread_info.h b/arch/parisc/include/asm/thread_info.h
index 88fe0aa..bc20813 100644
--- a/arch/parisc/include/asm/thread_info.h
+++ b/arch/parisc/include/asm/thread_info.h
@@ -34,7 +34,7 @@ struct thread_info {
 
 /* thread information allocation */
 
-#define THREAD_SIZE_ORDER	2 /* PA-RISC requires at least 16k stack */
+#define THREAD_SIZE_ORDER	3 /* PA-RISC requires at least 32k stack */
 /* Be sure to hunt all references to this down when you change the size of
  * the kernel stack */
 #define THREAD_SIZE             (PAGE_SIZE << THREAD_SIZE_ORDER)
diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c
index 85a92db..19c0c14 100644
--- a/arch/parisc/kernel/cache.c
+++ b/arch/parisc/kernel/cache.c
@@ -587,13 +587,12 @@ void flush_cache_range(struct vm_area_struct *vma,
 	if (parisc_requires_coherency())
 		flush_tlb_range(vma, start, end);
 
-	if ((end - start) >= parisc_cache_flush_threshold) {
+	if ((end - start) >= parisc_cache_flush_threshold
+	    || vma->vm_mm->context != mfsp(3)) {
 		flush_cache_all();
 		return;
 	}
 
-	BUG_ON(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);
diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c
index 5404e40..0ca2540 100644
--- a/arch/parisc/kernel/irq.c
+++ b/arch/parisc/kernel/irq.c
@@ -380,7 +380,7 @@ static inline int eirr_to_irq(unsigned long eirr)
 /*
  * IRQ STACK - used for irq handler
  */
-#define IRQ_STACK_SIZE      (4096 << 2) /* 16k irq stack size */
+#define IRQ_STACK_SIZE      (4096 << 3) /* 32k irq stack size */
 
 union irq_stack_union {
 	unsigned long stack[IRQ_STACK_SIZE/sizeof(unsigned long)];
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index a7814a7..6f952fe 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -25,12 +25,20 @@
 BOOTCFLAGS    := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \
 		 -fno-strict-aliasing -Os -msoft-float -pipe \
 		 -fomit-frame-pointer -fno-builtin -fPIC -nostdinc \
-		 -isystem $(shell $(CROSS32CC) -print-file-name=include) \
 		 -D$(compress-y)
 
+BOOTCC := $(CC)
 ifdef CONFIG_PPC64_BOOT_WRAPPER
 BOOTCFLAGS	+= -m64
+else
+BOOTCFLAGS	+= -m32
+ifdef CROSS32_COMPILE
+    BOOTCC := $(CROSS32_COMPILE)gcc
 endif
+endif
+
+BOOTCFLAGS	+= -isystem $(shell $(BOOTCC) -print-file-name=include)
+
 ifdef CONFIG_CPU_BIG_ENDIAN
 BOOTCFLAGS	+= -mbig-endian
 else
@@ -183,10 +191,10 @@
 		empty.c zImage.coff.lds zImage.ps3.lds zImage.lds
 
 quiet_cmd_bootcc = BOOTCC  $@
-      cmd_bootcc = $(CROSS32CC) -Wp,-MD,$(depfile) $(BOOTCFLAGS) -c -o $@ $<
+      cmd_bootcc = $(BOOTCC) -Wp,-MD,$(depfile) $(BOOTCFLAGS) -c -o $@ $<
 
 quiet_cmd_bootas = BOOTAS  $@
-      cmd_bootas = $(CROSS32CC) -Wp,-MD,$(depfile) $(BOOTAFLAGS) -c -o $@ $<
+      cmd_bootas = $(BOOTCC) -Wp,-MD,$(depfile) $(BOOTAFLAGS) -c -o $@ $<
 
 quiet_cmd_bootar = BOOTAR  $@
       cmd_bootar = $(CROSS32AR) -cr$(KBUILD_ARFLAGS) $@.$$$$ $(filter-out FORCE,$^); mv $@.$$$$ $@
diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h
index d1da415..818a58f 100644
--- a/arch/powerpc/include/asm/book3s/64/pgtable.h
+++ b/arch/powerpc/include/asm/book3s/64/pgtable.h
@@ -608,9 +608,17 @@ static inline pte_t pte_mkdevmap(pte_t pte)
 	return __pte(pte_val(pte) | _PAGE_SPECIAL|_PAGE_DEVMAP);
 }
 
+/*
+ * This is potentially called with a pmd as the argument, in which case it's not
+ * safe to check _PAGE_DEVMAP unless we also confirm that _PAGE_PTE is set.
+ * That's because the bit we use for _PAGE_DEVMAP is not reserved for software
+ * use in page directory entries (ie. non-ptes).
+ */
 static inline int pte_devmap(pte_t pte)
 {
-	return !!(pte_raw(pte) & cpu_to_be64(_PAGE_DEVMAP));
+	u64 mask = cpu_to_be64(_PAGE_DEVMAP | _PAGE_PTE);
+
+	return (pte_raw(pte) & mask) == mask;
 }
 
 static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S
index 9029afd..f14f3c0 100644
--- a/arch/powerpc/kernel/exceptions-64s.S
+++ b/arch/powerpc/kernel/exceptions-64s.S
@@ -1325,10 +1325,18 @@
 	std	r10,PACA_EXGEN+EX_R13(r13);		\
 	EXCEPTION_PROLOG_PSERIES_1(soft_nmi_common, _H)
 
+/*
+ * Branch to soft_nmi_interrupt using the emergency stack. The emergency
+ * stack is one that is usable by maskable interrupts so long as MSR_EE
+ * remains off. It is used for recovery when something has corrupted the
+ * normal kernel stack, for example. The "soft NMI" must not use the process
+ * stack because we want irq disabled sections to avoid touching the stack
+ * at all (other than PMU interrupts), so use the emergency stack for this,
+ * and run it entirely with interrupts hard disabled.
+ */
 EXC_COMMON_BEGIN(soft_nmi_common)
 	mr	r10,r1
 	ld	r1,PACAEMERGSP(r13)
-	ld	r1,PACA_NMI_EMERG_SP(r13)
 	subi	r1,r1,INT_FRAME_SIZE
 	EXCEPTION_COMMON_NORET_STACK(PACA_EXGEN, 0x900,
 			system_reset, soft_nmi_interrupt,
diff --git a/arch/powerpc/kernel/idle_book3s.S b/arch/powerpc/kernel/idle_book3s.S
index 516ebef..e6252c5 100644
--- a/arch/powerpc/kernel/idle_book3s.S
+++ b/arch/powerpc/kernel/idle_book3s.S
@@ -460,11 +460,17 @@
 	/*
 	 * Workaround for POWER9, if we lost resources, the ERAT
 	 * might have been mixed up and needs flushing. We also need
-	 * to reload MMCR0 (see comment above).
+	 * to reload MMCR0 (see comment above). We also need to set
+	 * then clear bit 60 in MMCRA to ensure the PMU starts running.
 	 */
 	blt	cr3,1f
 	PPC_INVALIDATE_ERAT
 	ld	r1,PACAR1(r13)
+	mfspr	r4,SPRN_MMCRA
+	ori	r4,r4,(1 << (63-60))
+	mtspr	SPRN_MMCRA,r4
+	xori	r4,r4,(1 << (63-60))
+	mtspr	SPRN_MMCRA,r4
 	ld	r4,_MMCR0(r1)
 	mtspr	SPRN_MMCR0,r4
 1:
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index 0bcec74..f291f78 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -145,6 +145,19 @@ notrace unsigned int __check_irq_replay(void)
 
 	/* Clear bit 0 which we wouldn't clear otherwise */
 	local_paca->irq_happened &= ~PACA_IRQ_HARD_DIS;
+	if (happened & PACA_IRQ_HARD_DIS) {
+		/*
+		 * We may have missed a decrementer interrupt if hard disabled.
+		 * Check the decrementer register in case we had a rollover
+		 * while hard disabled.
+		 */
+		if (!(happened & PACA_IRQ_DEC)) {
+			if (decrementer_check_overflow()) {
+				local_paca->irq_happened |= PACA_IRQ_DEC;
+				happened |= PACA_IRQ_DEC;
+			}
+		}
+	}
 
 	/*
 	 * Force the delivery of pending soft-disabled interrupts on PS3.
@@ -170,7 +183,7 @@ notrace unsigned int __check_irq_replay(void)
 	 * in case we also had a rollover while hard disabled
 	 */
 	local_paca->irq_happened &= ~PACA_IRQ_DEC;
-	if ((happened & PACA_IRQ_DEC) || decrementer_check_overflow())
+	if (happened & PACA_IRQ_DEC)
 		return 0x900;
 
 	/* Finally check if an external interrupt happened */
diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c
index 925a4ef..660ed39 100644
--- a/arch/powerpc/kernel/ptrace.c
+++ b/arch/powerpc/kernel/ptrace.c
@@ -127,12 +127,19 @@ static void flush_tmregs_to_thread(struct task_struct *tsk)
 	 * If task is not current, it will have been flushed already to
 	 * it's thread_struct during __switch_to().
 	 *
-	 * A reclaim flushes ALL the state.
+	 * A reclaim flushes ALL the state or if not in TM save TM SPRs
+	 * in the appropriate thread structures from live.
 	 */
 
-	if (tsk == current && MSR_TM_SUSPENDED(mfmsr()))
-		tm_reclaim_current(TM_CAUSE_SIGNAL);
+	if (tsk != current)
+		return;
 
+	if (MSR_TM_SUSPENDED(mfmsr())) {
+		tm_reclaim_current(TM_CAUSE_SIGNAL);
+	} else {
+		tm_enable();
+		tm_save_sprs(&(tsk->thread));
+	}
 }
 #else
 static inline void flush_tmregs_to_thread(struct task_struct *tsk) { }
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 997c88d..cf0e124 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -1003,21 +1003,13 @@ static struct sched_domain_topology_level powerpc_topology[] = {
 	{ NULL, },
 };
 
-static __init long smp_setup_cpu_workfn(void *data __always_unused)
-{
-	smp_ops->setup_cpu(boot_cpuid);
-	return 0;
-}
-
 void __init smp_cpus_done(unsigned int max_cpus)
 {
 	/*
-	 * We want the setup_cpu() here to be called on the boot CPU, but
-	 * init might run on any CPU, so make sure it's invoked on the boot
-	 * CPU.
+	 * We are running pinned to the boot CPU, see rest_init().
 	 */
 	if (smp_ops && smp_ops->setup_cpu)
-		work_on_cpu_safe(boot_cpuid, smp_setup_cpu_workfn, NULL);
+		smp_ops->setup_cpu(boot_cpuid);
 
 	if (smp_ops && smp_ops->bringup_done)
 		smp_ops->bringup_done();
diff --git a/arch/powerpc/platforms/83xx/mpc832x_rdb.c b/arch/powerpc/platforms/83xx/mpc832x_rdb.c
index d7c9b18..763ffca 100644
--- a/arch/powerpc/platforms/83xx/mpc832x_rdb.c
+++ b/arch/powerpc/platforms/83xx/mpc832x_rdb.c
@@ -89,7 +89,7 @@ static int __init of_fsl_spi_probe(char *type, char *compatible, u32 sysclk,
 			goto err;
 
 		ret = of_irq_to_resource(np, 0, &res[1]);
-		if (!ret)
+		if (ret <= 0)
 			goto err;
 
 		pdev = platform_device_alloc("mpc83xx_spi", i);
diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
index 4376135..b900eb1 100644
--- a/arch/powerpc/platforms/powernv/pci-ioda.c
+++ b/arch/powerpc/platforms/powernv/pci-ioda.c
@@ -1852,6 +1852,14 @@ static int pnv_pci_ioda_dma_set_mask(struct pci_dev *pdev, u64 dma_mask)
 			/* 4GB offset bypasses 32-bit space */
 			set_dma_offset(&pdev->dev, (1ULL << 32));
 			set_dma_ops(&pdev->dev, &dma_direct_ops);
+		} else if (dma_mask >> 32 && dma_mask != DMA_BIT_MASK(64)) {
+			/*
+			 * Fail the request if a DMA mask between 32 and 64 bits
+			 * was requested but couldn't be fulfilled. Ideally we
+			 * would do this for 64-bits but historically we have
+			 * always fallen back to 32-bits.
+			 */
+			return -ENOMEM;
 		} else {
 			dev_info(&pdev->dev, "Using 32-bit DMA via iommu\n");
 			set_dma_ops(&pdev->dev, &dma_iommu_ops);
diff --git a/arch/x86/kernel/cpu/aperfmperf.c b/arch/x86/kernel/cpu/aperfmperf.c
index d869c86..7cf7c70 100644
--- a/arch/x86/kernel/cpu/aperfmperf.c
+++ b/arch/x86/kernel/cpu/aperfmperf.c
@@ -8,20 +8,25 @@
  * This file is licensed under GPLv2.
  */
 
-#include <linux/jiffies.h>
+#include <linux/delay.h>
+#include <linux/ktime.h>
 #include <linux/math64.h>
 #include <linux/percpu.h>
 #include <linux/smp.h>
 
 struct aperfmperf_sample {
 	unsigned int	khz;
-	unsigned long	jiffies;
+	ktime_t	time;
 	u64	aperf;
 	u64	mperf;
 };
 
 static DEFINE_PER_CPU(struct aperfmperf_sample, samples);
 
+#define APERFMPERF_CACHE_THRESHOLD_MS	10
+#define APERFMPERF_REFRESH_DELAY_MS	20
+#define APERFMPERF_STALE_THRESHOLD_MS	1000
+
 /*
  * aperfmperf_snapshot_khz()
  * On the current CPU, snapshot APERF, MPERF, and jiffies
@@ -33,9 +38,11 @@ static void aperfmperf_snapshot_khz(void *dummy)
 	u64 aperf, aperf_delta;
 	u64 mperf, mperf_delta;
 	struct aperfmperf_sample *s = this_cpu_ptr(&samples);
+	ktime_t now = ktime_get();
+	s64 time_delta = ktime_ms_delta(now, s->time);
 
-	/* Don't bother re-computing within 10 ms */
-	if (time_before(jiffies, s->jiffies + HZ/100))
+	/* Don't bother re-computing within the cache threshold time. */
+	if (time_delta < APERFMPERF_CACHE_THRESHOLD_MS)
 		return;
 
 	rdmsrl(MSR_IA32_APERF, aperf);
@@ -51,22 +58,21 @@ static void aperfmperf_snapshot_khz(void *dummy)
 	if (mperf_delta == 0)
 		return;
 
-	/*
-	 * if (cpu_khz * aperf_delta) fits into ULLONG_MAX, then
-	 *	khz = (cpu_khz * aperf_delta) / mperf_delta
-	 */
-	if (div64_u64(ULLONG_MAX, cpu_khz) > aperf_delta)
-		s->khz = div64_u64((cpu_khz * aperf_delta), mperf_delta);
-	else	/* khz = aperf_delta / (mperf_delta / cpu_khz) */
-		s->khz = div64_u64(aperf_delta,
-			div64_u64(mperf_delta, cpu_khz));
-	s->jiffies = jiffies;
+	s->time = now;
 	s->aperf = aperf;
 	s->mperf = mperf;
+
+	/* If the previous iteration was too long ago, discard it. */
+	if (time_delta > APERFMPERF_STALE_THRESHOLD_MS)
+		s->khz = 0;
+	else
+		s->khz = div64_u64((cpu_khz * aperf_delta), mperf_delta);
 }
 
 unsigned int arch_freq_get_on_cpu(int cpu)
 {
+	unsigned int khz;
+
 	if (!cpu_khz)
 		return 0;
 
@@ -74,6 +80,12 @@ unsigned int arch_freq_get_on_cpu(int cpu)
 		return 0;
 
 	smp_call_function_single(cpu, aperfmperf_snapshot_khz, NULL, 1);
+	khz = per_cpu(samples.khz, cpu);
+	if (khz)
+		return khz;
+
+	msleep(APERFMPERF_REFRESH_DELAY_MS);
+	smp_call_function_single(cpu, aperfmperf_snapshot_khz, NULL, 1);
 
 	return per_cpu(samples.khz, cpu);
 }
diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c
index fc6c416..d5999eb 100644
--- a/drivers/acpi/acpi_apd.c
+++ b/drivers/acpi/acpi_apd.c
@@ -180,8 +180,8 @@ static const struct acpi_device_id acpi_apd_device_ids[] = {
 	{ "APMC0D0F", APD_ADDR(xgene_i2c_desc) },
 	{ "BRCM900D", APD_ADDR(vulcan_spi_desc) },
 	{ "CAV900D",  APD_ADDR(vulcan_spi_desc) },
-	{ "HISI0A21", APD_ADDR(hip07_i2c_desc) },
-	{ "HISI0A22", APD_ADDR(hip08_i2c_desc) },
+	{ "HISI02A1", APD_ADDR(hip07_i2c_desc) },
+	{ "HISI02A2", APD_ADDR(hip08_i2c_desc) },
 #endif
 	{ }
 };
diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c
index e51a1e9..f88caf5 100644
--- a/drivers/acpi/acpi_lpss.c
+++ b/drivers/acpi/acpi_lpss.c
@@ -85,6 +85,7 @@ static const struct lpss_device_desc lpss_dma_desc = {
 };
 
 struct lpss_private_data {
+	struct acpi_device *adev;
 	void __iomem *mmio_base;
 	resource_size_t mmio_size;
 	unsigned int fixed_clk_rate;
@@ -155,6 +156,12 @@ static struct pwm_lookup byt_pwm_lookup[] = {
 
 static void byt_pwm_setup(struct lpss_private_data *pdata)
 {
+	struct acpi_device *adev = pdata->adev;
+
+	/* Only call pwm_add_table for the first PWM controller */
+	if (!adev->pnp.unique_id || strcmp(adev->pnp.unique_id, "1"))
+		return;
+
 	if (!acpi_dev_present("INT33FD", NULL, -1))
 		pwm_add_table(byt_pwm_lookup, ARRAY_SIZE(byt_pwm_lookup));
 }
@@ -180,6 +187,12 @@ static struct pwm_lookup bsw_pwm_lookup[] = {
 
 static void bsw_pwm_setup(struct lpss_private_data *pdata)
 {
+	struct acpi_device *adev = pdata->adev;
+
+	/* Only call pwm_add_table for the first PWM controller */
+	if (!adev->pnp.unique_id || strcmp(adev->pnp.unique_id, "1"))
+		return;
+
 	pwm_add_table(bsw_pwm_lookup, ARRAY_SIZE(bsw_pwm_lookup));
 }
 
@@ -456,6 +469,7 @@ static int acpi_lpss_create_device(struct acpi_device *adev,
 		goto err_out;
 	}
 
+	pdata->adev = adev;
 	pdata->dev_desc = dev_desc;
 
 	if (dev_desc->setup)
diff --git a/drivers/acpi/acpi_watchdog.c b/drivers/acpi/acpi_watchdog.c
index 8c4e0a1..bf22c29 100644
--- a/drivers/acpi/acpi_watchdog.c
+++ b/drivers/acpi/acpi_watchdog.c
@@ -86,7 +86,12 @@ void __init acpi_watchdog_init(void)
 
 		found = false;
 		resource_list_for_each_entry(rentry, &resource_list) {
-			if (resource_contains(rentry->res, &res)) {
+			if (rentry->res->flags == res.flags &&
+			    resource_overlaps(rentry->res, &res)) {
+				if (res.start < rentry->res->start)
+					rentry->res->start = res.start;
+				if (res.end > rentry->res->end)
+					rentry->res->end = res.end;
 				found = true;
 				break;
 			}
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index 948fc86..363fc533 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -215,7 +215,7 @@
 
 config SATA_GEMINI
 	tristate "Gemini SATA bridge support"
-	depends on PATA_FTIDE010
+	depends on ARCH_GEMINI || COMPILE_TEST
 	default ARCH_GEMINI
 	help
 	  This enabled support for the FTIDE010 to SATA bridge
@@ -613,7 +613,7 @@
 	tristate "Faraday Technology FTIDE010 PATA support"
 	depends on OF
 	depends on ARM
-	default ARCH_GEMINI
+	depends on SATA_GEMINI
 	help
 	  This option enables support for the Faraday FTIDE010
 	  PATA controller found in the Cortina Gemini SoCs.
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 8453f9a..fa7dd43 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -2083,7 +2083,7 @@ unsigned int ata_read_log_page(struct ata_device *dev, u8 log,
 retry:
 	ata_tf_init(dev, &tf);
 	if (dev->dma_mode && ata_id_has_read_log_dma_ext(dev->id) &&
-	    !(dev->horkage & ATA_HORKAGE_NO_NCQ_LOG)) {
+	    !(dev->horkage & ATA_HORKAGE_NO_DMA_LOG)) {
 		tf.command = ATA_CMD_READ_LOG_DMA_EXT;
 		tf.protocol = ATA_PROT_DMA;
 		dma = true;
@@ -2102,8 +2102,8 @@ unsigned int ata_read_log_page(struct ata_device *dev, u8 log,
 				     buf, sectors * ATA_SECT_SIZE, 0);
 
 	if (err_mask && dma) {
-		dev->horkage |= ATA_HORKAGE_NO_NCQ_LOG;
-		ata_dev_warn(dev, "READ LOG DMA EXT failed, trying unqueued\n");
+		dev->horkage |= ATA_HORKAGE_NO_DMA_LOG;
+		ata_dev_warn(dev, "READ LOG DMA EXT failed, trying PIO\n");
 		goto retry;
 	}
 
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index b70bcf6..3dbd055 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -1434,7 +1434,7 @@ void ata_eh_about_to_do(struct ata_link *link, struct ata_device *dev,
 
 /**
  *	ata_eh_done - EH action complete
-*	@ap: target ATA port
+ *	@link: ATA link for which EH actions are complete
  *	@dev: target ATA dev for per-dev action (can be NULL)
  *	@action: action just completed
  *
@@ -1576,7 +1576,7 @@ unsigned int atapi_eh_tur(struct ata_device *dev, u8 *r_sense_key)
 
 /**
  *	ata_eh_request_sense - perform REQUEST_SENSE_DATA_EXT
- *	@dev: device to perform REQUEST_SENSE_SENSE_DATA_EXT to
+ *	@qc: qc to perform REQUEST_SENSE_SENSE_DATA_EXT to
  *	@cmd: scsi command for which the sense code should be set
  *
  *	Perform REQUEST_SENSE_DATA_EXT after the device reported CHECK
@@ -4175,7 +4175,6 @@ static void ata_eh_handle_port_resume(struct ata_port *ap)
 	struct ata_link *link;
 	struct ata_device *dev;
 	unsigned long flags;
-	int rc = 0;
 
 	/* are we resuming? */
 	spin_lock_irqsave(ap->lock, flags);
@@ -4202,7 +4201,7 @@ static void ata_eh_handle_port_resume(struct ata_port *ap)
 	ata_acpi_set_state(ap, ap->pm_mesg);
 
 	if (ap->ops->port_resume)
-		rc = ap->ops->port_resume(ap);
+		ap->ops->port_resume(ap);
 
 	/* tell ACPI that we're resuming */
 	ata_acpi_on_resume(ap);
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index d462c5a..44ba292 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -3030,10 +3030,12 @@ static unsigned int atapi_xlat(struct ata_queued_cmd *qc)
 static struct ata_device *ata_find_dev(struct ata_port *ap, int devno)
 {
 	if (!sata_pmp_attached(ap)) {
-		if (likely(devno < ata_link_max_devices(&ap->link)))
+		if (likely(devno >= 0 &&
+			   devno < ata_link_max_devices(&ap->link)))
 			return &ap->link.device[devno];
 	} else {
-		if (likely(devno < ap->nr_pmp_links))
+		if (likely(devno >= 0 &&
+			   devno < ap->nr_pmp_links))
 			return &ap->pmp_link[devno].device[0];
 	}
 
diff --git a/drivers/ata/sata_rcar.c b/drivers/ata/sata_rcar.c
index ee98447..537d118 100644
--- a/drivers/ata/sata_rcar.c
+++ b/drivers/ata/sata_rcar.c
@@ -858,6 +858,14 @@ static const struct of_device_id sata_rcar_match[] = {
 		.compatible = "renesas,sata-r8a7795",
 		.data = (void *)RCAR_GEN2_SATA
 	},
+	{
+		.compatible = "renesas,rcar-gen2-sata",
+		.data = (void *)RCAR_GEN2_SATA
+	},
+	{
+		.compatible = "renesas,rcar-gen3-sata",
+		.data = (void *)RCAR_GEN2_SATA
+	},
 	{ },
 };
 MODULE_DEVICE_TABLE(of, sata_rcar_match);
diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
index 6cd5035..0566455 100644
--- a/drivers/cpufreq/intel_pstate.c
+++ b/drivers/cpufreq/intel_pstate.c
@@ -1922,13 +1922,6 @@ static int intel_pstate_init_cpu(unsigned int cpunum)
 	return 0;
 }
 
-static unsigned int intel_pstate_get(unsigned int cpu_num)
-{
-	struct cpudata *cpu = all_cpu_data[cpu_num];
-
-	return cpu ? get_avg_frequency(cpu) : 0;
-}
-
 static void intel_pstate_set_update_util_hook(unsigned int cpu_num)
 {
 	struct cpudata *cpu = all_cpu_data[cpu_num];
@@ -2169,7 +2162,6 @@ static struct cpufreq_driver intel_pstate = {
 	.setpolicy	= intel_pstate_set_policy,
 	.suspend	= intel_pstate_hwp_save_state,
 	.resume		= intel_pstate_resume,
-	.get		= intel_pstate_get,
 	.init		= intel_pstate_cpu_init,
 	.exit		= intel_pstate_cpu_exit,
 	.stop_cpu	= intel_pstate_stop_cpu,
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c
index 38f739f..6558a3e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c
@@ -359,7 +359,7 @@ void amdgpu_mn_unregister(struct amdgpu_bo *bo)
 	head = bo->mn_list.next;
 
 	bo->mn = NULL;
-	list_del(&bo->mn_list);
+	list_del_init(&bo->mn_list);
 
 	if (list_empty(head)) {
 		struct amdgpu_mn_node *node;
diff --git a/drivers/gpu/drm/amd/amdgpu/clearstate_gfx9.h b/drivers/gpu/drm/amd/amdgpu/clearstate_gfx9.h
index 18fd01f..003a131 100644
--- a/drivers/gpu/drm/amd/amdgpu/clearstate_gfx9.h
+++ b/drivers/gpu/drm/amd/amdgpu/clearstate_gfx9.h
@@ -1,24 +1,25 @@
-
 /*
-***************************************************************************************************
-*
-*  Trade secret of Advanced Micro Devices, Inc.
-*  Copyright (c) 2010 Advanced Micro Devices, Inc. (unpublished)
-*
-*  All rights reserved.  This notice is intended as a precaution against inadvertent publication and
-*  does not imply publication or any waiver of confidentiality.  The year included in the foregoing
-*  notice is the year of creation of the work.
-*
-***************************************************************************************************
-*/
-/**
-***************************************************************************************************
-* @brief gfx9 Clearstate Definitions
-***************************************************************************************************
-*
-*   Do not edit! This is a machine-generated file!
-*
-*/
+ * Copyright 2017 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
 
 static const unsigned int gfx9_SECT_CONTEXT_def_1[] =
 {
diff --git a/drivers/gpu/drm/amd/amdgpu/si.c b/drivers/gpu/drm/amd/amdgpu/si.c
index f45fb0f..4267fa4 100644
--- a/drivers/gpu/drm/amd/amdgpu/si.c
+++ b/drivers/gpu/drm/amd/amdgpu/si.c
@@ -1385,6 +1385,7 @@ static void si_init_golden_registers(struct amdgpu_device *adev)
 		amdgpu_program_register_sequence(adev,
 						 pitcairn_mgcg_cgcg_init,
 						 (const u32)ARRAY_SIZE(pitcairn_mgcg_cgcg_init));
+		break;
 	case CHIP_VERDE:
 		amdgpu_program_register_sequence(adev,
 						 verde_golden_registers,
@@ -1409,6 +1410,7 @@ static void si_init_golden_registers(struct amdgpu_device *adev)
 		amdgpu_program_register_sequence(adev,
 						 oland_mgcg_cgcg_init,
 						 (const u32)ARRAY_SIZE(oland_mgcg_cgcg_init));
+		break;
 	case CHIP_HAINAN:
 		amdgpu_program_register_sequence(adev,
 						 hainan_golden_registers,
diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c
index 89b09c5..38a5bb7 100644
--- a/drivers/isdn/i4l/isdn_common.c
+++ b/drivers/isdn/i4l/isdn_common.c
@@ -1376,6 +1376,7 @@ 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 c151c6d..f63a110 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/mailbox/pcc.c b/drivers/mailbox/pcc.c
index ac91fd0..cbca5e5 100644
--- a/drivers/mailbox/pcc.c
+++ b/drivers/mailbox/pcc.c
@@ -92,7 +92,7 @@ static struct mbox_controller pcc_mbox_ctrl = {};
  */
 static struct mbox_chan *get_pcc_channel(int id)
 {
-	if (id < 0 || id > pcc_mbox_ctrl.num_chans)
+	if (id < 0 || id >= pcc_mbox_ctrl.num_chans)
 		return ERR_PTR(-ENOENT);
 
 	return &pcc_mbox_channels[id];
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 181839d..9bee6c1 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -2050,6 +2050,7 @@ static int bond_miimon_inspect(struct bonding *bond)
 				continue;
 
 			bond_propose_link_state(slave, BOND_LINK_FAIL);
+			commit++;
 			slave->delay = bond->params.downdelay;
 			if (slave->delay) {
 				netdev_info(bond->dev, "link status down for %sinterface %s, disabling it in %d ms\n",
@@ -2088,6 +2089,7 @@ static int bond_miimon_inspect(struct bonding *bond)
 				continue;
 
 			bond_propose_link_state(slave, BOND_LINK_BACK);
+			commit++;
 			slave->delay = bond->params.updelay;
 
 			if (slave->delay) {
diff --git a/drivers/net/ethernet/aurora/nb8800.c b/drivers/net/ethernet/aurora/nb8800.c
index 041cfb7..e941595 100644
--- a/drivers/net/ethernet/aurora/nb8800.c
+++ b/drivers/net/ethernet/aurora/nb8800.c
@@ -609,7 +609,7 @@ static void nb8800_mac_config(struct net_device *dev)
 		mac_mode |= HALF_DUPLEX;
 
 	if (gigabit) {
-		if (priv->phy_mode == PHY_INTERFACE_MODE_RGMII)
+		if (phy_interface_is_rgmii(dev->phydev))
 			mac_mode |= RGMII_MODE;
 
 		mac_mode |= GMAC_MODE;
@@ -1268,11 +1268,10 @@ static int nb8800_tangox_init(struct net_device *dev)
 		break;
 
 	case PHY_INTERFACE_MODE_RGMII:
-		pad_mode = PAD_MODE_RGMII;
-		break;
-
+	case PHY_INTERFACE_MODE_RGMII_ID:
+	case PHY_INTERFACE_MODE_RGMII_RXID:
 	case PHY_INTERFACE_MODE_RGMII_TXID:
-		pad_mode = PAD_MODE_RGMII | PAD_MODE_GTX_CLK_DELAY;
+		pad_mode = PAD_MODE_RGMII;
 		break;
 
 	default:
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index 7b0b399..a981c4e 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -3669,7 +3669,7 @@ static int bcmgenet_resume(struct device *d)
 
 	phy_init_hw(priv->phydev);
 	/* Speed settings must be restored */
-	bcmgenet_mii_config(priv->dev);
+	bcmgenet_mii_config(priv->dev, false);
 
 	/* disable ethernet MAC while updating its registers */
 	umac_enable_set(priv, CMD_TX_EN | CMD_RX_EN, false);
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.h b/drivers/net/ethernet/broadcom/genet/bcmgenet.h
index b9344de..3a34fdb 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.h
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.h
@@ -698,7 +698,7 @@ GENET_IO_MACRO(rbuf, GENET_RBUF_OFF);
 
 /* MDIO routines */
 int bcmgenet_mii_init(struct net_device *dev);
-int bcmgenet_mii_config(struct net_device *dev);
+int bcmgenet_mii_config(struct net_device *dev, bool init);
 int bcmgenet_mii_probe(struct net_device *dev);
 void bcmgenet_mii_exit(struct net_device *dev);
 void bcmgenet_mii_reset(struct net_device *dev);
diff --git a/drivers/net/ethernet/broadcom/genet/bcmmii.c b/drivers/net/ethernet/broadcom/genet/bcmmii.c
index 071fcbd..30cb97b 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmmii.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmmii.c
@@ -238,7 +238,7 @@ static void bcmgenet_moca_phy_setup(struct bcmgenet_priv *priv)
 					  bcmgenet_fixed_phy_link_update);
 }
 
-int bcmgenet_mii_config(struct net_device *dev)
+int bcmgenet_mii_config(struct net_device *dev, bool init)
 {
 	struct bcmgenet_priv *priv = netdev_priv(dev);
 	struct phy_device *phydev = priv->phydev;
@@ -327,7 +327,8 @@ int bcmgenet_mii_config(struct net_device *dev)
 		bcmgenet_ext_writel(priv, reg, EXT_RGMII_OOB_CTRL);
 	}
 
-	dev_info_once(kdev, "configuring instance for %s\n", phy_name);
+	if (init)
+		dev_info(kdev, "configuring instance for %s\n", phy_name);
 
 	return 0;
 }
@@ -375,7 +376,7 @@ int bcmgenet_mii_probe(struct net_device *dev)
 	 * PHY speed which is needed for bcmgenet_mii_config() to configure
 	 * things appropriately.
 	 */
-	ret = bcmgenet_mii_config(dev);
+	ret = bcmgenet_mii_config(dev, true);
 	if (ret) {
 		phy_disconnect(priv->phydev);
 		return ret;
diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
index 7911256..5e5c4d7 100644
--- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
+++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
@@ -292,11 +292,30 @@ static void bgx_sgmii_change_link_state(struct lmac *lmac)
 	u64 cmr_cfg;
 	u64 port_cfg = 0;
 	u64 misc_ctl = 0;
+	bool tx_en, rx_en;
 
 	cmr_cfg = bgx_reg_read(bgx, lmac->lmacid, BGX_CMRX_CFG);
-	cmr_cfg &= ~CMR_EN;
+	tx_en = cmr_cfg & CMR_PKT_TX_EN;
+	rx_en = cmr_cfg & CMR_PKT_RX_EN;
+	cmr_cfg &= ~(CMR_PKT_RX_EN | CMR_PKT_TX_EN);
 	bgx_reg_write(bgx, lmac->lmacid, BGX_CMRX_CFG, cmr_cfg);
 
+	/* Wait for BGX RX to be idle */
+	if (bgx_poll_reg(bgx, lmac->lmacid, BGX_GMP_GMI_PRTX_CFG,
+			 GMI_PORT_CFG_RX_IDLE, false)) {
+		dev_err(&bgx->pdev->dev, "BGX%d LMAC%d GMI RX not idle\n",
+			bgx->bgx_id, lmac->lmacid);
+		return;
+	}
+
+	/* Wait for BGX TX to be idle */
+	if (bgx_poll_reg(bgx, lmac->lmacid, BGX_GMP_GMI_PRTX_CFG,
+			 GMI_PORT_CFG_TX_IDLE, false)) {
+		dev_err(&bgx->pdev->dev, "BGX%d LMAC%d GMI TX not idle\n",
+			bgx->bgx_id, lmac->lmacid);
+		return;
+	}
+
 	port_cfg = bgx_reg_read(bgx, lmac->lmacid, BGX_GMP_GMI_PRTX_CFG);
 	misc_ctl = bgx_reg_read(bgx, lmac->lmacid, BGX_GMP_PCS_MISCX_CTL);
 
@@ -347,10 +366,8 @@ static void bgx_sgmii_change_link_state(struct lmac *lmac)
 	bgx_reg_write(bgx, lmac->lmacid, BGX_GMP_PCS_MISCX_CTL, misc_ctl);
 	bgx_reg_write(bgx, lmac->lmacid, BGX_GMP_GMI_PRTX_CFG, port_cfg);
 
-	port_cfg = bgx_reg_read(bgx, lmac->lmacid, BGX_GMP_GMI_PRTX_CFG);
-
-	/* Re-enable lmac */
-	cmr_cfg |= CMR_EN;
+	/* Restore CMR config settings */
+	cmr_cfg |= (rx_en ? CMR_PKT_RX_EN : 0) | (tx_en ? CMR_PKT_TX_EN : 0);
 	bgx_reg_write(bgx, lmac->lmacid, BGX_CMRX_CFG, cmr_cfg);
 
 	if (bgx->is_rgx && (cmr_cfg & (CMR_PKT_RX_EN | CMR_PKT_TX_EN)))
diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.h b/drivers/net/ethernet/cavium/thunder/thunder_bgx.h
index 6b7fe6fd..23acdc5 100644
--- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.h
+++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.h
@@ -170,6 +170,8 @@
 #define  GMI_PORT_CFG_DUPLEX			BIT_ULL(2)
 #define  GMI_PORT_CFG_SLOT_TIME			BIT_ULL(3)
 #define  GMI_PORT_CFG_SPEED_MSB			BIT_ULL(8)
+#define  GMI_PORT_CFG_RX_IDLE			BIT_ULL(12)
+#define  GMI_PORT_CFG_TX_IDLE			BIT_ULL(13)
 #define BGX_GMP_GMI_RXX_JABBER		0x38038
 #define BGX_GMP_GMI_TXX_THRESH		0x38210
 #define BGX_GMP_GMI_TXX_APPEND		0x38218
diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c
index 95bf5e8..34dae51 100644
--- a/drivers/net/ethernet/faraday/ftgmac100.c
+++ b/drivers/net/ethernet/faraday/ftgmac100.c
@@ -125,7 +125,7 @@ static int ftgmac100_reset_mac(struct ftgmac100 *priv, u32 maccr)
 	iowrite32(maccr, priv->base + FTGMAC100_OFFSET_MACCR);
 	iowrite32(maccr | FTGMAC100_MACCR_SW_RST,
 		  priv->base + FTGMAC100_OFFSET_MACCR);
-	for (i = 0; i < 50; i++) {
+	for (i = 0; i < 200; i++) {
 		unsigned int maccr;
 
 		maccr = ioread32(priv->base + FTGMAC100_OFFSET_MACCR);
@@ -392,7 +392,7 @@ static int ftgmac100_alloc_rx_buf(struct ftgmac100 *priv, unsigned int entry,
 	struct net_device *netdev = priv->netdev;
 	struct sk_buff *skb;
 	dma_addr_t map;
-	int err;
+	int err = 0;
 
 	skb = netdev_alloc_skb_ip_align(netdev, RX_BUF_SIZE);
 	if (unlikely(!skb)) {
@@ -428,7 +428,7 @@ static int ftgmac100_alloc_rx_buf(struct ftgmac100 *priv, unsigned int entry,
 	else
 		rxdes->rxdes0 = 0;
 
-	return 0;
+	return err;
 }
 
 static unsigned int ftgmac100_next_rx_pointer(struct ftgmac100 *priv,
@@ -1682,6 +1682,7 @@ static int ftgmac100_setup_mdio(struct net_device *netdev)
 	priv->mii_bus->name = "ftgmac100_mdio";
 	snprintf(priv->mii_bus->id, MII_BUS_ID_SIZE, "%s-%d",
 		 pdev->name, pdev->id);
+	priv->mii_bus->parent = priv->dev;
 	priv->mii_bus->priv = priv->netdev;
 	priv->mii_bus->read = ftgmac100_mdiobus_read;
 	priv->mii_bus->write = ftgmac100_mdiobus_write;
diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c
index 5794d98..9c94ea9 100644
--- a/drivers/net/ethernet/marvell/mv643xx_eth.c
+++ b/drivers/net/ethernet/marvell/mv643xx_eth.c
@@ -2734,7 +2734,7 @@ static int mv643xx_eth_shared_of_add_port(struct platform_device *pdev,
 	ppd.shared = pdev;
 
 	memset(&res, 0, sizeof(res));
-	if (!of_irq_to_resource(pnp, 0, &res)) {
+	if (of_irq_to_resource(pnp, 0, &res) <= 0) {
 		dev_err(&pdev->dev, "missing interrupt on %s\n", pnp->name);
 		return -EINVAL;
 	}
diff --git a/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index b3d0c2e..e588a0c 100644
--- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -22,6 +22,7 @@
 #include <linux/if_vlan.h>
 #include <linux/reset.h>
 #include <linux/tcp.h>
+#include <linux/interrupt.h>
 
 #include "mtk_eth_soc.h"
 
@@ -947,6 +948,10 @@ static int mtk_poll_rx(struct napi_struct *napi, int budget,
 		      RX_DMA_FPORT_MASK;
 		mac--;
 
+		if (unlikely(mac < 0 || mac >= MTK_MAC_COUNT ||
+			     !eth->netdev[mac]))
+			goto release_desc;
+
 		netdev = eth->netdev[mac];
 
 		if (unlikely(test_bit(MTK_RESETTING, &eth->state)))
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
index f5a2c60..31cbe5e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c
@@ -786,6 +786,10 @@ static void cb_timeout_handler(struct work_struct *work)
 	mlx5_cmd_comp_handler(dev, 1UL << ent->idx, true);
 }
 
+static void free_msg(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *msg);
+static void mlx5_free_cmd_msg(struct mlx5_core_dev *dev,
+			      struct mlx5_cmd_msg *msg);
+
 static void cmd_work_handler(struct work_struct *work)
 {
 	struct mlx5_cmd_work_ent *ent = container_of(work, struct mlx5_cmd_work_ent, work);
@@ -796,17 +800,28 @@ static void cmd_work_handler(struct work_struct *work)
 	struct semaphore *sem;
 	unsigned long flags;
 	bool poll_cmd = ent->polling;
+	int alloc_ret;
 
 
 	sem = ent->page_queue ? &cmd->pages_sem : &cmd->sem;
 	down(sem);
 	if (!ent->page_queue) {
-		ent->idx = alloc_ent(cmd);
-		if (ent->idx < 0) {
+		alloc_ret = alloc_ent(cmd);
+		if (alloc_ret < 0) {
 			mlx5_core_err(dev, "failed to allocate command entry\n");
+			if (ent->callback) {
+				ent->callback(-EAGAIN, ent->context);
+				mlx5_free_cmd_msg(dev, ent->out);
+				free_msg(dev, ent->in);
+				free_cmd(ent);
+			} else {
+				ent->ret = -EAGAIN;
+				complete(&ent->done);
+			}
 			up(sem);
 			return;
 		}
+		ent->idx = alloc_ret;
 	} else {
 		ent->idx = cmd->max_reg_cmds;
 		spin_lock_irqsave(&cmd->alloc_lock, flags);
@@ -967,7 +982,7 @@ static int mlx5_cmd_invoke(struct mlx5_core_dev *dev, struct mlx5_cmd_msg *in,
 
 	err = wait_func(dev, ent);
 	if (err == -ETIMEDOUT)
-		goto out_free;
+		goto out;
 
 	ds = ent->ts2 - ent->ts1;
 	op = MLX5_GET(mbox_in, in->first.data, opcode);
@@ -1430,6 +1445,7 @@ void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, u64 vec, bool forced)
 					mlx5_core_err(dev, "Command completion arrived after timeout (entry idx = %d).\n",
 						      ent->idx);
 					free_ent(cmd, ent->idx);
+					free_cmd(ent);
 				}
 				continue;
 			}
@@ -1488,7 +1504,8 @@ void mlx5_cmd_comp_handler(struct mlx5_core_dev *dev, u64 vec, bool forced)
 				free_msg(dev, ent->in);
 
 				err = err ? err : ent->status;
-				free_cmd(ent);
+				if (!forced)
+					free_cmd(ent);
 				callback(err, context);
 			} else {
 				complete(&ent->done);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index e1b7ddf..0039b47 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -266,6 +266,14 @@ struct mlx5e_dcbx {
 };
 #endif
 
+#define MAX_PIN_NUM	8
+struct mlx5e_pps {
+	u8                         pin_caps[MAX_PIN_NUM];
+	struct work_struct         out_work;
+	u64                        start[MAX_PIN_NUM];
+	u8                         enabled;
+};
+
 struct mlx5e_tstamp {
 	rwlock_t                   lock;
 	struct cyclecounter        cycles;
@@ -277,7 +285,7 @@ struct mlx5e_tstamp {
 	struct mlx5_core_dev      *mdev;
 	struct ptp_clock          *ptp;
 	struct ptp_clock_info      ptp_info;
-	u8                        *pps_pin_caps;
+	struct mlx5e_pps           pps_info;
 };
 
 enum {
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_clock.c b/drivers/net/ethernet/mellanox/mlx5/core/en_clock.c
index 66f4323..84dd63e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_clock.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_clock.c
@@ -53,6 +53,15 @@ enum {
 	MLX5E_EVENT_MODE_ONCE_TILL_ARM	= 0x2,
 };
 
+enum {
+	MLX5E_MTPPS_FS_ENABLE			= BIT(0x0),
+	MLX5E_MTPPS_FS_PATTERN			= BIT(0x2),
+	MLX5E_MTPPS_FS_PIN_MODE			= BIT(0x3),
+	MLX5E_MTPPS_FS_TIME_STAMP		= BIT(0x4),
+	MLX5E_MTPPS_FS_OUT_PULSE_DURATION	= BIT(0x5),
+	MLX5E_MTPPS_FS_ENH_OUT_PER_ADJ		= BIT(0x7),
+};
+
 void mlx5e_fill_hwstamp(struct mlx5e_tstamp *tstamp, u64 timestamp,
 			struct skb_shared_hwtstamps *hwts)
 {
@@ -73,17 +82,46 @@ static u64 mlx5e_read_internal_timer(const struct cyclecounter *cc)
 	return mlx5_read_internal_timer(tstamp->mdev) & cc->mask;
 }
 
+static void mlx5e_pps_out(struct work_struct *work)
+{
+	struct mlx5e_pps *pps_info = container_of(work, struct mlx5e_pps,
+						  out_work);
+	struct mlx5e_tstamp *tstamp = container_of(pps_info, struct mlx5e_tstamp,
+						   pps_info);
+	u32 in[MLX5_ST_SZ_DW(mtpps_reg)] = {0};
+	unsigned long flags;
+	int i;
+
+	for (i = 0; i < tstamp->ptp_info.n_pins; i++) {
+		u64 tstart;
+
+		write_lock_irqsave(&tstamp->lock, flags);
+		tstart = tstamp->pps_info.start[i];
+		tstamp->pps_info.start[i] = 0;
+		write_unlock_irqrestore(&tstamp->lock, flags);
+		if (!tstart)
+			continue;
+
+		MLX5_SET(mtpps_reg, in, pin, i);
+		MLX5_SET64(mtpps_reg, in, time_stamp, tstart);
+		MLX5_SET(mtpps_reg, in, field_select, MLX5E_MTPPS_FS_TIME_STAMP);
+		mlx5_set_mtpps(tstamp->mdev, in, sizeof(in));
+	}
+}
+
 static void mlx5e_timestamp_overflow(struct work_struct *work)
 {
 	struct delayed_work *dwork = to_delayed_work(work);
 	struct mlx5e_tstamp *tstamp = container_of(dwork, struct mlx5e_tstamp,
 						   overflow_work);
+	struct mlx5e_priv *priv = container_of(tstamp, struct mlx5e_priv, tstamp);
 	unsigned long flags;
 
 	write_lock_irqsave(&tstamp->lock, flags);
 	timecounter_read(&tstamp->clock);
 	write_unlock_irqrestore(&tstamp->lock, flags);
-	schedule_delayed_work(&tstamp->overflow_work, tstamp->overflow_period);
+	queue_delayed_work(priv->wq, &tstamp->overflow_work,
+			   msecs_to_jiffies(tstamp->overflow_period * 1000));
 }
 
 int mlx5e_hwstamp_set(struct mlx5e_priv *priv, struct ifreq *ifr)
@@ -213,18 +251,6 @@ static int mlx5e_ptp_adjfreq(struct ptp_clock_info *ptp, s32 delta)
 	int neg_adj = 0;
 	struct mlx5e_tstamp *tstamp = container_of(ptp, struct mlx5e_tstamp,
 						  ptp_info);
-	struct mlx5e_priv *priv =
-		container_of(tstamp, struct mlx5e_priv, tstamp);
-
-	if (MLX5_CAP_GEN(priv->mdev, pps_modify)) {
-		u32 in[MLX5_ST_SZ_DW(mtpps_reg)] = {0};
-
-		/* For future use need to add a loop for finding all 1PPS out pins */
-		MLX5_SET(mtpps_reg, in, pin_mode, MLX5E_PIN_MODE_OUT);
-		MLX5_SET(mtpps_reg, in, out_periodic_adjustment, delta & 0xFFFF);
-
-		mlx5_set_mtpps(priv->mdev, in, sizeof(in));
-	}
 
 	if (delta < 0) {
 		neg_adj = 1;
@@ -253,12 +279,13 @@ static int mlx5e_extts_configure(struct ptp_clock_info *ptp,
 	struct mlx5e_priv *priv =
 		container_of(tstamp, struct mlx5e_priv, tstamp);
 	u32 in[MLX5_ST_SZ_DW(mtpps_reg)] = {0};
+	u32 field_select = 0;
+	u8 pin_mode = 0;
 	u8 pattern = 0;
 	int pin = -1;
 	int err = 0;
 
-	if (!MLX5_CAP_GEN(priv->mdev, pps) ||
-	    !MLX5_CAP_GEN(priv->mdev, pps_modify))
+	if (!MLX5_PPS_CAP(priv->mdev))
 		return -EOPNOTSUPP;
 
 	if (rq->extts.index >= tstamp->ptp_info.n_pins)
@@ -268,15 +295,21 @@ static int mlx5e_extts_configure(struct ptp_clock_info *ptp,
 		pin = ptp_find_pin(tstamp->ptp, PTP_PF_EXTTS, rq->extts.index);
 		if (pin < 0)
 			return -EBUSY;
+		pin_mode = MLX5E_PIN_MODE_IN;
+		pattern = !!(rq->extts.flags & PTP_FALLING_EDGE);
+		field_select = MLX5E_MTPPS_FS_PIN_MODE |
+			       MLX5E_MTPPS_FS_PATTERN |
+			       MLX5E_MTPPS_FS_ENABLE;
+	} else {
+		pin = rq->extts.index;
+		field_select = MLX5E_MTPPS_FS_ENABLE;
 	}
 
-	if (rq->extts.flags & PTP_FALLING_EDGE)
-		pattern = 1;
-
 	MLX5_SET(mtpps_reg, in, pin, pin);
-	MLX5_SET(mtpps_reg, in, pin_mode, MLX5E_PIN_MODE_IN);
+	MLX5_SET(mtpps_reg, in, pin_mode, pin_mode);
 	MLX5_SET(mtpps_reg, in, pattern, pattern);
 	MLX5_SET(mtpps_reg, in, enable, on);
+	MLX5_SET(mtpps_reg, in, field_select, field_select);
 
 	err = mlx5_set_mtpps(priv->mdev, in, sizeof(in));
 	if (err)
@@ -295,14 +328,18 @@ static int mlx5e_perout_configure(struct ptp_clock_info *ptp,
 	struct mlx5e_priv *priv =
 		container_of(tstamp, struct mlx5e_priv, tstamp);
 	u32 in[MLX5_ST_SZ_DW(mtpps_reg)] = {0};
-	u64 nsec_now, nsec_delta, time_stamp;
+	u64 nsec_now, nsec_delta, time_stamp = 0;
 	u64 cycles_now, cycles_delta;
 	struct timespec64 ts;
 	unsigned long flags;
+	u32 field_select = 0;
+	u8 pin_mode = 0;
+	u8 pattern = 0;
 	int pin = -1;
+	int err = 0;
 	s64 ns;
 
-	if (!MLX5_CAP_GEN(priv->mdev, pps_modify))
+	if (!MLX5_PPS_CAP(priv->mdev))
 		return -EOPNOTSUPP;
 
 	if (rq->perout.index >= tstamp->ptp_info.n_pins)
@@ -313,32 +350,60 @@ static int mlx5e_perout_configure(struct ptp_clock_info *ptp,
 				   rq->perout.index);
 		if (pin < 0)
 			return -EBUSY;
-	}
 
-	ts.tv_sec = rq->perout.period.sec;
-	ts.tv_nsec = rq->perout.period.nsec;
-	ns = timespec64_to_ns(&ts);
-	if (on)
+		pin_mode = MLX5E_PIN_MODE_OUT;
+		pattern = MLX5E_OUT_PATTERN_PERIODIC;
+		ts.tv_sec = rq->perout.period.sec;
+		ts.tv_nsec = rq->perout.period.nsec;
+		ns = timespec64_to_ns(&ts);
+
 		if ((ns >> 1) != 500000000LL)
 			return -EINVAL;
-	ts.tv_sec = rq->perout.start.sec;
-	ts.tv_nsec = rq->perout.start.nsec;
-	ns = timespec64_to_ns(&ts);
-	cycles_now = mlx5_read_internal_timer(tstamp->mdev);
-	write_lock_irqsave(&tstamp->lock, flags);
-	nsec_now = timecounter_cyc2time(&tstamp->clock, cycles_now);
-	nsec_delta = ns - nsec_now;
-	cycles_delta = div64_u64(nsec_delta << tstamp->cycles.shift,
-				 tstamp->cycles.mult);
-	write_unlock_irqrestore(&tstamp->lock, flags);
-	time_stamp = cycles_now + cycles_delta;
+
+		ts.tv_sec = rq->perout.start.sec;
+		ts.tv_nsec = rq->perout.start.nsec;
+		ns = timespec64_to_ns(&ts);
+		cycles_now = mlx5_read_internal_timer(tstamp->mdev);
+		write_lock_irqsave(&tstamp->lock, flags);
+		nsec_now = timecounter_cyc2time(&tstamp->clock, cycles_now);
+		nsec_delta = ns - nsec_now;
+		cycles_delta = div64_u64(nsec_delta << tstamp->cycles.shift,
+					 tstamp->cycles.mult);
+		write_unlock_irqrestore(&tstamp->lock, flags);
+		time_stamp = cycles_now + cycles_delta;
+		field_select = MLX5E_MTPPS_FS_PIN_MODE |
+			       MLX5E_MTPPS_FS_PATTERN |
+			       MLX5E_MTPPS_FS_ENABLE |
+			       MLX5E_MTPPS_FS_TIME_STAMP;
+	} else {
+		pin = rq->perout.index;
+		field_select = MLX5E_MTPPS_FS_ENABLE;
+	}
+
 	MLX5_SET(mtpps_reg, in, pin, pin);
-	MLX5_SET(mtpps_reg, in, pin_mode, MLX5E_PIN_MODE_OUT);
-	MLX5_SET(mtpps_reg, in, pattern, MLX5E_OUT_PATTERN_PERIODIC);
+	MLX5_SET(mtpps_reg, in, pin_mode, pin_mode);
+	MLX5_SET(mtpps_reg, in, pattern, pattern);
 	MLX5_SET(mtpps_reg, in, enable, on);
 	MLX5_SET64(mtpps_reg, in, time_stamp, time_stamp);
+	MLX5_SET(mtpps_reg, in, field_select, field_select);
 
-	return mlx5_set_mtpps(priv->mdev, in, sizeof(in));
+	err = mlx5_set_mtpps(priv->mdev, in, sizeof(in));
+	if (err)
+		return err;
+
+	return mlx5_set_mtppse(priv->mdev, pin, 0,
+			       MLX5E_EVENT_MODE_REPETETIVE & on);
+}
+
+static int mlx5e_pps_configure(struct ptp_clock_info *ptp,
+			       struct ptp_clock_request *rq,
+			       int on)
+{
+	struct mlx5e_tstamp *tstamp =
+		container_of(ptp, struct mlx5e_tstamp, ptp_info);
+
+	tstamp->pps_info.enabled = !!on;
+	return 0;
 }
 
 static int mlx5e_ptp_enable(struct ptp_clock_info *ptp,
@@ -350,6 +415,8 @@ static int mlx5e_ptp_enable(struct ptp_clock_info *ptp,
 		return mlx5e_extts_configure(ptp, rq, on);
 	case PTP_CLK_REQ_PEROUT:
 		return mlx5e_perout_configure(ptp, rq, on);
+	case PTP_CLK_REQ_PPS:
+		return mlx5e_pps_configure(ptp, rq, on);
 	default:
 		return -EOPNOTSUPP;
 	}
@@ -395,6 +462,7 @@ static int mlx5e_init_pin_config(struct mlx5e_tstamp *tstamp)
 		return -ENOMEM;
 	tstamp->ptp_info.enable = mlx5e_ptp_enable;
 	tstamp->ptp_info.verify = mlx5e_ptp_verify;
+	tstamp->ptp_info.pps = 1;
 
 	for (i = 0; i < tstamp->ptp_info.n_pins; i++) {
 		snprintf(tstamp->ptp_info.pin_config[i].name,
@@ -422,22 +490,56 @@ static void mlx5e_get_pps_caps(struct mlx5e_priv *priv,
 	tstamp->ptp_info.n_per_out = MLX5_GET(mtpps_reg, out,
 					      cap_max_num_of_pps_out_pins);
 
-	tstamp->pps_pin_caps[0] = MLX5_GET(mtpps_reg, out, cap_pin_0_mode);
-	tstamp->pps_pin_caps[1] = MLX5_GET(mtpps_reg, out, cap_pin_1_mode);
-	tstamp->pps_pin_caps[2] = MLX5_GET(mtpps_reg, out, cap_pin_2_mode);
-	tstamp->pps_pin_caps[3] = MLX5_GET(mtpps_reg, out, cap_pin_3_mode);
-	tstamp->pps_pin_caps[4] = MLX5_GET(mtpps_reg, out, cap_pin_4_mode);
-	tstamp->pps_pin_caps[5] = MLX5_GET(mtpps_reg, out, cap_pin_5_mode);
-	tstamp->pps_pin_caps[6] = MLX5_GET(mtpps_reg, out, cap_pin_6_mode);
-	tstamp->pps_pin_caps[7] = MLX5_GET(mtpps_reg, out, cap_pin_7_mode);
+	tstamp->pps_info.pin_caps[0] = MLX5_GET(mtpps_reg, out, cap_pin_0_mode);
+	tstamp->pps_info.pin_caps[1] = MLX5_GET(mtpps_reg, out, cap_pin_1_mode);
+	tstamp->pps_info.pin_caps[2] = MLX5_GET(mtpps_reg, out, cap_pin_2_mode);
+	tstamp->pps_info.pin_caps[3] = MLX5_GET(mtpps_reg, out, cap_pin_3_mode);
+	tstamp->pps_info.pin_caps[4] = MLX5_GET(mtpps_reg, out, cap_pin_4_mode);
+	tstamp->pps_info.pin_caps[5] = MLX5_GET(mtpps_reg, out, cap_pin_5_mode);
+	tstamp->pps_info.pin_caps[6] = MLX5_GET(mtpps_reg, out, cap_pin_6_mode);
+	tstamp->pps_info.pin_caps[7] = MLX5_GET(mtpps_reg, out, cap_pin_7_mode);
 }
 
 void mlx5e_pps_event_handler(struct mlx5e_priv *priv,
 			     struct ptp_clock_event *event)
 {
+	struct net_device *netdev = priv->netdev;
 	struct mlx5e_tstamp *tstamp = &priv->tstamp;
+	struct timespec64 ts;
+	u64 nsec_now, nsec_delta;
+	u64 cycles_now, cycles_delta;
+	int pin = event->index;
+	s64 ns;
+	unsigned long flags;
 
-	ptp_clock_event(tstamp->ptp, event);
+	switch (tstamp->ptp_info.pin_config[pin].func) {
+	case PTP_PF_EXTTS:
+		if (tstamp->pps_info.enabled) {
+			event->type = PTP_CLOCK_PPSUSR;
+			event->pps_times.ts_real = ns_to_timespec64(event->timestamp);
+		} else {
+			event->type = PTP_CLOCK_EXTTS;
+		}
+		ptp_clock_event(tstamp->ptp, event);
+		break;
+	case PTP_PF_PEROUT:
+		mlx5e_ptp_gettime(&tstamp->ptp_info, &ts);
+		cycles_now = mlx5_read_internal_timer(tstamp->mdev);
+		ts.tv_sec += 1;
+		ts.tv_nsec = 0;
+		ns = timespec64_to_ns(&ts);
+		write_lock_irqsave(&tstamp->lock, flags);
+		nsec_now = timecounter_cyc2time(&tstamp->clock, cycles_now);
+		nsec_delta = ns - nsec_now;
+		cycles_delta = div64_u64(nsec_delta << tstamp->cycles.shift,
+					 tstamp->cycles.mult);
+		tstamp->pps_info.start[pin] = cycles_now + cycles_delta;
+		queue_work(priv->wq, &tstamp->pps_info.out_work);
+		write_unlock_irqrestore(&tstamp->lock, flags);
+		break;
+	default:
+		netdev_err(netdev, "%s: Unhandled event\n", __func__);
+	}
 }
 
 void mlx5e_timestamp_init(struct mlx5e_priv *priv)
@@ -473,9 +575,10 @@ void mlx5e_timestamp_init(struct mlx5e_priv *priv)
 	do_div(ns, NSEC_PER_SEC / 2 / HZ);
 	tstamp->overflow_period = ns;
 
+	INIT_WORK(&tstamp->pps_info.out_work, mlx5e_pps_out);
 	INIT_DELAYED_WORK(&tstamp->overflow_work, mlx5e_timestamp_overflow);
 	if (tstamp->overflow_period)
-		schedule_delayed_work(&tstamp->overflow_work, 0);
+		queue_delayed_work(priv->wq, &tstamp->overflow_work, 0);
 	else
 		mlx5_core_warn(priv->mdev, "invalid overflow period, overflow_work is not scheduled\n");
 
@@ -484,16 +587,10 @@ void mlx5e_timestamp_init(struct mlx5e_priv *priv)
 	snprintf(tstamp->ptp_info.name, 16, "mlx5 ptp");
 
 	/* Initialize 1PPS data structures */
-#define MAX_PIN_NUM	8
-	tstamp->pps_pin_caps = kzalloc(sizeof(u8) * MAX_PIN_NUM, GFP_KERNEL);
-	if (tstamp->pps_pin_caps) {
-		if (MLX5_CAP_GEN(priv->mdev, pps))
-			mlx5e_get_pps_caps(priv, tstamp);
-		if (tstamp->ptp_info.n_pins)
-			mlx5e_init_pin_config(tstamp);
-	} else {
-		mlx5_core_warn(priv->mdev, "1PPS initialization failed\n");
-	}
+	if (MLX5_PPS_CAP(priv->mdev))
+		mlx5e_get_pps_caps(priv, tstamp);
+	if (tstamp->ptp_info.n_pins)
+		mlx5e_init_pin_config(tstamp);
 
 	tstamp->ptp = ptp_clock_register(&tstamp->ptp_info,
 					 &priv->mdev->pdev->dev);
@@ -516,8 +613,7 @@ void mlx5e_timestamp_cleanup(struct mlx5e_priv *priv)
 		priv->tstamp.ptp = NULL;
 	}
 
-	kfree(tstamp->pps_pin_caps);
-	kfree(tstamp->ptp_info.pin_config);
-
+	cancel_work_sync(&tstamp->pps_info.out_work);
 	cancel_delayed_work_sync(&tstamp->overflow_work);
+	kfree(tstamp->ptp_info.pin_config);
 }
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c
index bdd82c9..eafc592 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs_ethtool.c
@@ -276,7 +276,7 @@ static void add_rule_to_list(struct mlx5e_priv *priv,
 
 static bool outer_header_zero(u32 *match_criteria)
 {
-	int size = MLX5_ST_SZ_BYTES(fte_match_param);
+	int size = MLX5_FLD_SZ_BYTES(fte_match_param, outer_headers);
 	char *outer_headers_c = MLX5_ADDR_OF(fte_match_param, match_criteria,
 					     outer_headers);
 
@@ -320,7 +320,7 @@ add_ethtool_flow_rule(struct mlx5e_priv *priv,
 
 	spec->match_criteria_enable = (!outer_header_zero(spec->match_criteria));
 	flow_act.flow_tag = MLX5_FS_DEFAULT_FLOW_TAG;
-	rule = mlx5_add_flow_rules(ft, spec, &flow_act, dst, 1);
+	rule = mlx5_add_flow_rules(ft, spec, &flow_act, dst, dst ? 1 : 0);
 	if (IS_ERR(rule)) {
 		err = PTR_ERR(rule);
 		netdev_err(priv->netdev, "%s: failed to add ethtool steering rule: %d\n",
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 1eac500..57f31fa 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -377,7 +377,6 @@ static void mlx5e_async_event(struct mlx5_core_dev *mdev, void *vpriv,
 		break;
 	case MLX5_DEV_EVENT_PPS:
 		eqe = (struct mlx5_eqe *)param;
-		ptp_event.type = PTP_CLOCK_EXTTS;
 		ptp_event.index = eqe->data.pps.pin;
 		ptp_event.timestamp =
 			timecounter_cyc2time(&priv->tstamp.clock,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c
index af51a5d..52b9a64 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c
@@ -698,7 +698,7 @@ int mlx5_start_eqs(struct mlx5_core_dev *dev)
 	else
 		mlx5_core_dbg(dev, "port_module_event is not set\n");
 
-	if (MLX5_CAP_GEN(dev, pps))
+	if (MLX5_PPS_CAP(dev))
 		async_event_mask |= (1ull << MLX5_EVENT_TYPE_PPS_EVENT);
 
 	if (MLX5_CAP_GEN(dev, fpga))
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
index 89bfda4..8b18cc9 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
@@ -1668,7 +1668,8 @@ void mlx5_eswitch_disable_sriov(struct mlx5_eswitch *esw)
 	int i;
 
 	if (!esw || !MLX5_CAP_GEN(esw->dev, vport_group_manager) ||
-	    MLX5_CAP_GEN(esw->dev, port_type) != MLX5_CAP_PORT_TYPE_ETH)
+	    MLX5_CAP_GEN(esw->dev, port_type) != MLX5_CAP_PORT_TYPE_ETH ||
+	    esw->mode == SRIOV_NONE)
 		return;
 
 	esw_info(esw->dev, "disable SRIOV: active vports(%d) mode(%d)\n",
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
index 1ee5bce..8529805 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/ipoib/ipoib.c
@@ -178,8 +178,6 @@ static int mlx5i_create_underlay_qp(struct mlx5_core_dev *mdev, struct mlx5_core
 
 static void mlx5i_destroy_underlay_qp(struct mlx5_core_dev *mdev, struct mlx5_core_qp *qp)
 {
-	mlx5_fs_remove_rx_underlay_qpn(mdev, qp->qpn);
-
 	mlx5_core_destroy_qp(mdev, qp);
 }
 
@@ -194,8 +192,6 @@ static int mlx5i_init_tx(struct mlx5e_priv *priv)
 		return err;
 	}
 
-	mlx5_fs_add_rx_underlay_qpn(priv->mdev, ipriv->qp.qpn);
-
 	err = mlx5e_create_tis(priv->mdev, 0 /* tc */, ipriv->qp.qpn, &priv->tisn[0]);
 	if (err) {
 		mlx5_core_warn(priv->mdev, "create tis failed, %d\n", err);
@@ -253,6 +249,7 @@ static void mlx5i_destroy_flow_steering(struct mlx5e_priv *priv)
 
 static int mlx5i_init_rx(struct mlx5e_priv *priv)
 {
+	struct mlx5i_priv *ipriv  = priv->ppriv;
 	int err;
 
 	err = mlx5e_create_indirect_rqt(priv);
@@ -271,12 +268,18 @@ static int mlx5i_init_rx(struct mlx5e_priv *priv)
 	if (err)
 		goto err_destroy_indirect_tirs;
 
-	err = mlx5i_create_flow_steering(priv);
+	err = mlx5_fs_add_rx_underlay_qpn(priv->mdev, ipriv->qp.qpn);
 	if (err)
 		goto err_destroy_direct_tirs;
 
+	err = mlx5i_create_flow_steering(priv);
+	if (err)
+		goto err_remove_rx_underlay_qpn;
+
 	return 0;
 
+err_remove_rx_underlay_qpn:
+	mlx5_fs_remove_rx_underlay_qpn(priv->mdev, ipriv->qp.qpn);
 err_destroy_direct_tirs:
 	mlx5e_destroy_direct_tirs(priv);
 err_destroy_indirect_tirs:
@@ -290,6 +293,9 @@ static int mlx5i_init_rx(struct mlx5e_priv *priv)
 
 static void mlx5i_cleanup_rx(struct mlx5e_priv *priv)
 {
+	struct mlx5i_priv *ipriv  = priv->ppriv;
+
+	mlx5_fs_remove_rx_underlay_qpn(priv->mdev, ipriv->qp.qpn);
 	mlx5i_destroy_flow_steering(priv);
 	mlx5e_destroy_direct_tirs(priv);
 	mlx5e_destroy_indirect_tirs(priv);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag.c b/drivers/net/ethernet/mellanox/mlx5/core/lag.c
index a3a836b..f26f97f 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/lag.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/lag.c
@@ -162,22 +162,17 @@ static bool mlx5_lag_is_bonded(struct mlx5_lag *ldev)
 static void mlx5_infer_tx_affinity_mapping(struct lag_tracker *tracker,
 					   u8 *port1, u8 *port2)
 {
-	if (tracker->tx_type == NETDEV_LAG_TX_TYPE_ACTIVEBACKUP) {
-		if (tracker->netdev_state[0].tx_enabled) {
-			*port1 = 1;
-			*port2 = 1;
-		} else {
-			*port1 = 2;
-			*port2 = 2;
-		}
-	} else {
-		*port1 = 1;
-		*port2 = 2;
-		if (!tracker->netdev_state[0].link_up)
-			*port1 = 2;
-		else if (!tracker->netdev_state[1].link_up)
-			*port2 = 1;
+	*port1 = 1;
+	*port2 = 2;
+	if (!tracker->netdev_state[0].tx_enabled ||
+	    !tracker->netdev_state[0].link_up) {
+		*port1 = 2;
+		return;
 	}
+
+	if (!tracker->netdev_state[1].tx_enabled ||
+	    !tracker->netdev_state[1].link_up)
+		*port2 = 1;
 }
 
 static void mlx5_activate_lag(struct mlx5_lag *ldev,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
index 6a3d6be..6a263e8 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
@@ -154,6 +154,11 @@ int mlx5_set_mtpps(struct mlx5_core_dev *mdev, u32 *mtpps, u32 mtpps_size);
 int mlx5_query_mtppse(struct mlx5_core_dev *mdev, u8 pin, u8 *arm, u8 *mode);
 int mlx5_set_mtppse(struct mlx5_core_dev *mdev, u8 pin, u8 arm, u8 mode);
 
+#define MLX5_PPS_CAP(mdev) (MLX5_CAP_GEN((mdev), pps) &&		\
+			    MLX5_CAP_GEN((mdev), pps_modify) &&		\
+			    MLX5_CAP_MCAM_FEATURE((mdev), mtpps_fs) &&	\
+			    MLX5_CAP_MCAM_FEATURE((mdev), mtpps_enh_out_per_adj))
+
 int mlx5_firmware_flash(struct mlx5_core_dev *dev, const struct firmware *fw);
 
 void mlx5e_init(void);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/sriov.c b/drivers/net/ethernet/mellanox/mlx5/core/sriov.c
index bcdf777..bf99d40 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/sriov.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/sriov.c
@@ -88,7 +88,11 @@ static void mlx5_device_disable_sriov(struct mlx5_core_dev *dev)
 	int vf;
 
 	if (!sriov->enabled_vfs)
+#ifdef CONFIG_MLX5_CORE_EN
+		goto disable_sriov_resources;
+#else
 		return;
+#endif
 
 	for (vf = 0; vf < sriov->num_vfs; vf++) {
 		if (!sriov->vfs_ctx[vf].enabled)
@@ -103,6 +107,7 @@ static void mlx5_device_disable_sriov(struct mlx5_core_dev *dev)
 	}
 
 #ifdef CONFIG_MLX5_CORE_EN
+disable_sriov_resources:
 	mlx5_eswitch_disable_sriov(dev->priv.eswitch);
 #endif
 
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
index 383fef5a..4b2e0fd 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
@@ -1512,6 +1512,10 @@ mlxsw_sp_nexthop_group_mac_update(struct mlxsw_sp *mlxsw_sp,
 static int mlxsw_sp_fib_entry_update(struct mlxsw_sp *mlxsw_sp,
 				     struct mlxsw_sp_fib_entry *fib_entry);
 
+static bool
+mlxsw_sp_fib_node_entry_is_first(const struct mlxsw_sp_fib_node *fib_node,
+				 const struct mlxsw_sp_fib_entry *fib_entry);
+
 static int
 mlxsw_sp_nexthop_fib_entries_update(struct mlxsw_sp *mlxsw_sp,
 				    struct mlxsw_sp_nexthop_group *nh_grp)
@@ -1520,6 +1524,9 @@ mlxsw_sp_nexthop_fib_entries_update(struct mlxsw_sp *mlxsw_sp,
 	int err;
 
 	list_for_each_entry(fib_entry, &nh_grp->fib_list, nexthop_group_node) {
+		if (!mlxsw_sp_fib_node_entry_is_first(fib_entry->fib_node,
+						      fib_entry))
+			continue;
 		err = mlxsw_sp_fib_entry_update(mlxsw_sp, fib_entry);
 		if (err)
 			return err;
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c
index 22cf635..7ecf549 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000_dma.c
@@ -205,7 +205,7 @@ static void dwmac1000_dump_dma_regs(void __iomem *ioaddr, u32 *reg_space)
 {
 	int i;
 
-	for (i = 0; i < 23; i++)
+	for (i = 0; i < NUM_DWMAC1000_DMA_REGS; i++)
 		if ((i < 12) || (i > 17))
 			reg_space[DMA_BUS_MODE / 4 + i] =
 				readl(ioaddr + DMA_BUS_MODE + i * 4);
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c b/drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c
index eef2f22..6502b9a 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac100_dma.c
@@ -70,7 +70,7 @@ static void dwmac100_dump_dma_regs(void __iomem *ioaddr, u32 *reg_space)
 {
 	int i;
 
-	for (i = 0; i < 9; i++)
+	for (i = 0; i < NUM_DWMAC100_DMA_REGS; i++)
 		reg_space[DMA_BUS_MODE / 4 + i] =
 			readl(ioaddr + DMA_BUS_MODE + i * 4);
 
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h b/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h
index 9091df8..adc5400 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac_dma.h
@@ -136,6 +136,9 @@
 #define DMA_STATUS_TI	0x00000001	/* Transmit Interrupt */
 #define DMA_CONTROL_FTF		0x00100000	/* Flush transmit FIFO */
 
+#define NUM_DWMAC100_DMA_REGS	9
+#define NUM_DWMAC1000_DMA_REGS	23
+
 void dwmac_enable_dma_transmission(void __iomem *ioaddr);
 void dwmac_enable_dma_irq(void __iomem *ioaddr, u32 chan);
 void dwmac_disable_dma_irq(void __iomem *ioaddr, u32 chan);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
index babb39c..af30b48 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
@@ -33,6 +33,8 @@
 #define MAC100_ETHTOOL_NAME	"st_mac100"
 #define GMAC_ETHTOOL_NAME	"st_gmac"
 
+#define ETHTOOL_DMA_OFFSET	55
+
 struct stmmac_stats {
 	char stat_string[ETH_GSTRING_LEN];
 	int sizeof_stat;
@@ -442,6 +444,9 @@ static void stmmac_ethtool_gregs(struct net_device *dev,
 
 	priv->hw->mac->dump_regs(priv->hw, reg_space);
 	priv->hw->dma->dump_regs(priv->ioaddr, reg_space);
+	/* Copy DMA registers to where ethtool expects them */
+	memcpy(&reg_space[ETHTOOL_DMA_OFFSET], &reg_space[DMA_BUS_MODE / 4],
+	       NUM_DWMAC1000_DMA_REGS * 4);
 }
 
 static void
diff --git a/drivers/net/ethernet/sun/sunhme.h b/drivers/net/ethernet/sun/sunhme.h
index 3af540a..fca1bca 100644
--- a/drivers/net/ethernet/sun/sunhme.h
+++ b/drivers/net/ethernet/sun/sunhme.h
@@ -13,9 +13,9 @@
 /* Happy Meal global registers. */
 #define GREG_SWRESET	0x000UL	/* Software Reset  */
 #define GREG_CFG	0x004UL	/* Config Register */
-#define GREG_STAT	0x108UL	/* Status          */
-#define GREG_IMASK	0x10cUL	/* Interrupt Mask  */
-#define GREG_REG_SIZE	0x110UL
+#define GREG_STAT	0x100UL	/* Status          */
+#define GREG_IMASK	0x104UL	/* Interrupt Mask  */
+#define GREG_REG_SIZE	0x108UL
 
 /* Global reset register. */
 #define GREG_RESET_ETX         0x01
diff --git a/drivers/net/ethernet/toshiba/tc35815.c b/drivers/net/ethernet/toshiba/tc35815.c
index d9db8a0..cce9c9e 100644
--- a/drivers/net/ethernet/toshiba/tc35815.c
+++ b/drivers/net/ethernet/toshiba/tc35815.c
@@ -1338,7 +1338,7 @@ static int tc35815_send_packet(struct sk_buff *skb, struct net_device *dev)
 static void tc35815_fatal_error_interrupt(struct net_device *dev, u32 status)
 {
 	static int count;
-	printk(KERN_WARNING "%s: Fatal Error Intterrupt (%#x):",
+	printk(KERN_WARNING "%s: Fatal Error Interrupt (%#x):",
 	       dev->name, status);
 	if (status & Int_IntPCI)
 		printk(" IntPCI");
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 63c98bb..0d78727 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -315,14 +315,34 @@ static u32 init_page_array(void *hdr, u32 len, struct sk_buff *skb,
 	return slots_used;
 }
 
-/* Estimate number of page buffers neede to transmit
- * Need at most 2 for RNDIS header plus skb body and fragments.
- */
-static unsigned int netvsc_get_slots(const struct sk_buff *skb)
+static int count_skb_frag_slots(struct sk_buff *skb)
 {
-	return PFN_UP(offset_in_page(skb->data) + skb_headlen(skb))
-		+ skb_shinfo(skb)->nr_frags
-		+ 2;
+	int i, frags = skb_shinfo(skb)->nr_frags;
+	int pages = 0;
+
+	for (i = 0; i < frags; i++) {
+		skb_frag_t *frag = skb_shinfo(skb)->frags + i;
+		unsigned long size = skb_frag_size(frag);
+		unsigned long offset = frag->page_offset;
+
+		/* Skip unused frames from start of page */
+		offset &= ~PAGE_MASK;
+		pages += PFN_UP(offset + size);
+	}
+	return pages;
+}
+
+static int netvsc_get_slots(struct sk_buff *skb)
+{
+	char *data = skb->data;
+	unsigned int offset = offset_in_page(data);
+	unsigned int len = skb_headlen(skb);
+	int slots;
+	int frag_slots;
+
+	slots = DIV_ROUND_UP(offset + len, PAGE_SIZE);
+	frag_slots = count_skb_frag_slots(skb);
+	return slots + frag_slots;
 }
 
 static u32 net_checksum_info(struct sk_buff *skb)
@@ -360,18 +380,21 @@ static int netvsc_start_xmit(struct sk_buff *skb, struct net_device *net)
 	struct hv_page_buffer page_buf[MAX_PAGE_BUFFER_COUNT];
 	struct hv_page_buffer *pb = page_buf;
 
-	/* We can only transmit MAX_PAGE_BUFFER_COUNT number
+	/* We will atmost need two pages to describe the rndis
+	 * header. We can only transmit MAX_PAGE_BUFFER_COUNT number
 	 * of pages in a single packet. If skb is scattered around
 	 * more pages we try linearizing it.
 	 */
-	num_data_pgs = netvsc_get_slots(skb);
+
+	num_data_pgs = netvsc_get_slots(skb) + 2;
+
 	if (unlikely(num_data_pgs > MAX_PAGE_BUFFER_COUNT)) {
 		++net_device_ctx->eth_stats.tx_scattered;
 
 		if (skb_linearize(skb))
 			goto no_memory;
 
-		num_data_pgs = netvsc_get_slots(skb);
+		num_data_pgs = netvsc_get_slots(skb) + 2;
 		if (num_data_pgs > MAX_PAGE_BUFFER_COUNT) {
 			++net_device_ctx->eth_stats.tx_too_big;
 			goto drop;
diff --git a/drivers/net/irda/mcs7780.c b/drivers/net/irda/mcs7780.c
index 6f6ed75..765de3b 100644
--- a/drivers/net/irda/mcs7780.c
+++ b/drivers/net/irda/mcs7780.c
@@ -141,9 +141,19 @@ static int mcs_set_reg(struct mcs_cb *mcs, __u16 reg, __u16 val)
 static int mcs_get_reg(struct mcs_cb *mcs, __u16 reg, __u16 * val)
 {
 	struct usb_device *dev = mcs->usbdev;
-	int ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), MCS_RDREQ,
-				  MCS_RD_RTYPE, 0, reg, val, 2,
-				  msecs_to_jiffies(MCS_CTRL_TIMEOUT));
+	void *dmabuf;
+	int ret;
+
+	dmabuf = kmalloc(sizeof(__u16), GFP_KERNEL);
+	if (!dmabuf)
+		return -ENOMEM;
+
+	ret = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), MCS_RDREQ,
+			      MCS_RD_RTYPE, 0, reg, dmabuf, 2,
+			      msecs_to_jiffies(MCS_CTRL_TIMEOUT));
+
+	memcpy(val, dmabuf, sizeof(__u16));
+	kfree(dmabuf);
 
 	return ret;
 }
diff --git a/drivers/net/phy/Kconfig b/drivers/net/phy/Kconfig
index 2dda720..928fd89 100644
--- a/drivers/net/phy/Kconfig
+++ b/drivers/net/phy/Kconfig
@@ -7,7 +7,16 @@
 	help
 	   MDIO devices and driver infrastructure code.
 
-if MDIO_DEVICE
+config MDIO_BUS
+	tristate
+	default m if PHYLIB=m
+	default MDIO_DEVICE
+	help
+	  This internal symbol is used for link time dependencies and it
+	  reflects whether the mdio_bus/mdio_device code is built as a
+	  loadable module or built-in.
+
+if MDIO_BUS
 
 config MDIO_BCM_IPROC
 	tristate "Broadcom iProc MDIO bus controller"
@@ -28,7 +37,6 @@
 
 config MDIO_BITBANG
 	tristate "Bitbanged MDIO buses"
-	depends on !(MDIO_DEVICE=y && PHYLIB=m)
 	help
 	  This module implements the MDIO bus protocol in software,
 	  for use by low level drivers that export the ability to
@@ -127,7 +135,6 @@
 	tristate "ThunderX SOCs MDIO buses"
 	depends on 64BIT
 	depends on PCI
-	depends on !(MDIO_DEVICE=y && PHYLIB=m)
 	select MDIO_CAVIUM
 	help
 	  This driver supports the MDIO interfaces found on Cavium
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index d0626bf..5068c58 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c
@@ -749,6 +749,9 @@ void phy_stop_machine(struct phy_device *phydev)
 	if (phydev->state > PHY_UP && phydev->state != PHY_HALTED)
 		phydev->state = PHY_UP;
 	mutex_unlock(&phydev->lock);
+
+	/* Now we can run the state machine synchronously */
+	phy_state_machine(&phydev->state_queue.work);
 }
 
 /**
diff --git a/drivers/net/ppp/pptp.c b/drivers/net/ppp/pptp.c
index eac499c..6dde9a0 100644
--- a/drivers/net/ppp/pptp.c
+++ b/drivers/net/ppp/pptp.c
@@ -131,7 +131,6 @@ static void del_chan(struct pppox_sock *sock)
 	clear_bit(sock->proto.pptp.src_addr.call_id, callid_bitmap);
 	RCU_INIT_POINTER(callid_sock[sock->proto.pptp.src_addr.call_id], NULL);
 	spin_unlock(&chan_lock);
-	synchronize_rcu();
 }
 
 static int pptp_xmit(struct ppp_channel *chan, struct sk_buff *skb)
@@ -520,6 +519,7 @@ static int pptp_release(struct socket *sock)
 
 	po = pppox_sk(sk);
 	del_chan(po);
+	synchronize_rcu();
 
 	pppox_unbind_sock(sk);
 	sk->sk_state = PPPOX_DEAD;
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 4645704..ae53e89 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -60,11 +60,11 @@ static struct team_port *team_port_get_rtnl(const struct net_device *dev)
 static int __set_port_dev_addr(struct net_device *port_dev,
 			       const unsigned char *dev_addr)
 {
-	struct sockaddr addr;
+	struct sockaddr_storage addr;
 
-	memcpy(addr.sa_data, dev_addr, port_dev->addr_len);
-	addr.sa_family = port_dev->type;
-	return dev_set_mac_address(port_dev, &addr);
+	memcpy(addr.__data, dev_addr, port_dev->addr_len);
+	addr.ss_family = port_dev->type;
+	return dev_set_mac_address(port_dev, (struct sockaddr *)&addr);
 }
 
 static int team_port_set_orig_dev_addr(struct team_port *port)
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 3d4c245..32ad873 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -2598,8 +2598,16 @@ static int __init tun_init(void)
 		goto err_misc;
 	}
 
-	register_netdevice_notifier(&tun_notifier_block);
+	ret = register_netdevice_notifier(&tun_notifier_block);
+	if (ret) {
+		pr_err("Can't register netdevice notifier\n");
+		goto err_notifier;
+	}
+
 	return  0;
+
+err_notifier:
+	misc_deregister(&tun_miscdev);
 err_misc:
 	rtnl_link_unregister(&tun_link_ops);
 err_linkops:
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index f41ab0e..98f17b0 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -889,21 +889,20 @@ static int add_recvbuf_mergeable(struct virtnet_info *vi,
 
 	buf = (char *)page_address(alloc_frag->page) + alloc_frag->offset;
 	buf += headroom; /* advance address leaving hole at front of pkt */
-	ctx = (void *)(unsigned long)len;
 	get_page(alloc_frag->page);
 	alloc_frag->offset += len + headroom;
 	hole = alloc_frag->size - alloc_frag->offset;
 	if (hole < len + headroom) {
 		/* To avoid internal fragmentation, if there is very likely not
 		 * enough space for another buffer, add the remaining space to
-		 * the current buffer. This extra space is not included in
-		 * the truesize stored in ctx.
+		 * the current buffer.
 		 */
 		len += hole;
 		alloc_frag->offset += hole;
 	}
 
 	sg_init_one(rq->sg, buf, len);
+	ctx = (void *)(unsigned long)len;
 	err = virtqueue_add_inbuf_ctx(rq->vq, rq->sg, 1, buf, ctx, gfp);
 	if (err < 0)
 		put_page(virt_to_head_page(buf));
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
index 2153e80..5cc3a07 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
@@ -214,7 +214,7 @@ static netdev_tx_t brcmf_netdev_start_xmit(struct sk_buff *skb,
 
 	/* Make sure there's enough writeable headroom */
 	if (skb_headroom(skb) < drvr->hdrlen || skb_header_cloned(skb)) {
-		head_delta = drvr->hdrlen - skb_headroom(skb);
+		head_delta = max_t(int, drvr->hdrlen - skb_headroom(skb), 0);
 
 		brcmf_dbg(INFO, "%s: insufficient headroom (%d)\n",
 			  brcmf_ifname(ifp), head_delta);
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
index fbcbb43..f355612 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
@@ -2053,12 +2053,13 @@ static int brcmf_sdio_txpkt_hdalign(struct brcmf_sdio *bus, struct sk_buff *pkt)
 				atomic_inc(&stats->pktcow_failed);
 				return -ENOMEM;
 			}
+			head_pad = 0;
 		}
 		skb_push(pkt, head_pad);
 		dat_buf = (u8 *)(pkt->data);
 	}
 	memset(dat_buf, 0, head_pad + bus->tx_hdrlen);
-	return 0;
+	return head_pad;
 }
 
 /**
@@ -4174,11 +4175,6 @@ struct brcmf_sdio *brcmf_sdio_probe(struct brcmf_sdio_dev *sdiodev)
 		goto fail;
 	}
 
-	/* allocate scatter-gather table. sg support
-	 * will be disabled upon allocation failure.
-	 */
-	brcmf_sdiod_sgtable_alloc(bus->sdiodev);
-
 	/* Query the F2 block size, set roundup accordingly */
 	bus->blocksize = bus->sdiodev->func[2]->cur_blksize;
 	bus->roundup = min(max_roundup, bus->blocksize);
diff --git a/drivers/net/wireless/intel/iwlwifi/dvm/tx.c b/drivers/net/wireless/intel/iwlwifi/dvm/tx.c
index adaa2f0..fb40ddf 100644
--- a/drivers/net/wireless/intel/iwlwifi/dvm/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/dvm/tx.c
@@ -1189,11 +1189,11 @@ void iwlagn_rx_reply_tx(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb)
 				next_reclaimed;
 			IWL_DEBUG_TX_REPLY(priv, "Next reclaimed packet:%d\n",
 						  next_reclaimed);
+			iwlagn_check_ratid_empty(priv, sta_id, tid);
 		}
 
 		iwl_trans_reclaim(priv->trans, txq_id, ssn, &skbs);
 
-		iwlagn_check_ratid_empty(priv, sta_id, tid);
 		freed = 0;
 
 		/* process frames */
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-devtrace.h b/drivers/net/wireless/intel/iwlwifi/iwl-devtrace.h
index 545d14b..f5c1127 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-devtrace.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-devtrace.h
@@ -55,8 +55,8 @@ static inline bool iwl_trace_data(struct sk_buff *skb)
 	/* also account for the RFC 1042 header, of course */
 	offs += 6;
 
-	return skb->len > offs + 2 &&
-	       *(__be16 *)(skb->data + offs) == cpu_to_be16(ETH_P_PAE);
+	return skb->len <= offs + 2 ||
+		*(__be16 *)(skb->data + offs) != cpu_to_be16(ETH_P_PAE);
 }
 
 static inline size_t iwl_rx_trace_len(const struct iwl_trans *trans,
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index bcde1ba..c7b1e58 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -1084,7 +1084,13 @@ int __iwl_mvm_mac_start(struct iwl_mvm *mvm)
 
 	lockdep_assert_held(&mvm->mutex);
 
-	if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) {
+	if (test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, &mvm->status)) {
+		/*
+		 * Now convert the HW_RESTART_REQUESTED flag to IN_HW_RESTART
+		 * so later code will - from now on - see that we're doing it.
+		 */
+		set_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status);
+		clear_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, &mvm->status);
 		/* Clean up some internal and mac80211 state on restart */
 		iwl_mvm_restart_cleanup(mvm);
 	} else {
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
index eaacfaf..ddd8719 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
@@ -1090,6 +1090,7 @@ struct iwl_mvm {
  * @IWL_MVM_STATUS_HW_RFKILL: HW RF-kill is asserted
  * @IWL_MVM_STATUS_HW_CTKILL: CT-kill is active
  * @IWL_MVM_STATUS_ROC_RUNNING: remain-on-channel is running
+ * @IWL_MVM_STATUS_HW_RESTART_REQUESTED: HW restart was requested
  * @IWL_MVM_STATUS_IN_HW_RESTART: HW restart is active
  * @IWL_MVM_STATUS_IN_D0I3: NIC is in D0i3
  * @IWL_MVM_STATUS_ROC_AUX_RUNNING: AUX remain-on-channel is running
@@ -1101,6 +1102,7 @@ enum iwl_mvm_status {
 	IWL_MVM_STATUS_HW_RFKILL,
 	IWL_MVM_STATUS_HW_CTKILL,
 	IWL_MVM_STATUS_ROC_RUNNING,
+	IWL_MVM_STATUS_HW_RESTART_REQUESTED,
 	IWL_MVM_STATUS_IN_HW_RESTART,
 	IWL_MVM_STATUS_IN_D0I3,
 	IWL_MVM_STATUS_ROC_AUX_RUNNING,
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
index 4d1188b..9c175d5 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
@@ -1235,9 +1235,8 @@ void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error)
 	 */
 	if (!mvm->fw_restart && fw_error) {
 		iwl_mvm_fw_dbg_collect_desc(mvm, &iwl_mvm_dump_desc_assert,
-					    NULL);
-	} else if (test_and_set_bit(IWL_MVM_STATUS_IN_HW_RESTART,
-				    &mvm->status)) {
+					NULL);
+	} else if (test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)) {
 		struct iwl_mvm_reprobe *reprobe;
 
 		IWL_ERR(mvm,
@@ -1268,6 +1267,7 @@ void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error)
 
 		if (fw_error && mvm->fw_restart > 0)
 			mvm->fw_restart--;
+		set_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED, &mvm->status);
 		ieee80211_restart_hw(mvm->hw);
 	}
 }
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
index 4df5f13..ab66b43 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
@@ -277,6 +277,18 @@ static void iwl_mvm_rx_agg_session_expired(unsigned long data)
 
 	/* Timer expired */
 	sta = rcu_dereference(ba_data->mvm->fw_id_to_mac_id[ba_data->sta_id]);
+
+	/*
+	 * sta should be valid unless the following happens:
+	 * The firmware asserts which triggers a reconfig flow, but
+	 * the reconfig fails before we set the pointer to sta into
+	 * the fw_id_to_mac_id pointer table. Mac80211 can't stop
+	 * A-MDPU and hence the timer continues to run. Then, the
+	 * timer expires and sta is NULL.
+	 */
+	if (!sta)
+		goto unlock;
+
 	mvm_sta = iwl_mvm_sta_from_mac80211(sta);
 	ieee80211_stop_rx_ba_session_offl(mvm_sta->vif,
 					  sta->addr, ba_data->tid);
@@ -2015,7 +2027,8 @@ int iwl_mvm_send_add_bcast_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
 						IWL_MAX_TID_COUNT,
 						wdg_timeout);
 
-		if (vif->type == NL80211_IFTYPE_AP)
+		if (vif->type == NL80211_IFTYPE_AP ||
+		    vif->type == NL80211_IFTYPE_ADHOC)
 			mvm->probe_queue = queue;
 		else if (vif->type == NL80211_IFTYPE_P2P_DEVICE)
 			mvm->p2p_dev_queue = queue;
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
index 92b3a55..f95eec5 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c
@@ -3150,7 +3150,8 @@ struct iwl_trans *iwl_trans_pcie_alloc(struct pci_dev *pdev,
 	init_waitqueue_head(&trans_pcie->d0i3_waitq);
 
 	if (trans_pcie->msix_enabled) {
-		if (iwl_pcie_init_msix_handler(pdev, trans_pcie))
+		ret = iwl_pcie_init_msix_handler(pdev, trans_pcie);
+		if (ret)
 			goto out_no_pci;
 	 } else {
 		ret = iwl_pcie_alloc_ict(trans);
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
index de50418..034bdb4 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
@@ -298,6 +298,9 @@ void iwl_pcie_txq_check_wrptrs(struct iwl_trans *trans)
 	for (i = 0; i < trans->cfg->base_params->num_of_queues; i++) {
 		struct iwl_txq *txq = trans_pcie->txq[i];
 
+		if (!test_bit(i, trans_pcie->queue_used))
+			continue;
+
 		spin_lock_bh(&txq->lock);
 		if (txq->need_update) {
 			iwl_pcie_txq_inc_wr_ptr(trans, txq);
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/hw.c
index 2a7ad5f..cd5dc6d 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/hw.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/hw.c
@@ -846,9 +846,6 @@ static bool _rtl8723be_init_mac(struct ieee80211_hw *hw)
 		return false;
 	}
 
-	if (rtlpriv->cfg->ops->get_btc_status())
-		rtlpriv->btcoexist.btc_ops->btc_power_on_setting(rtlpriv);
-
 	bytetmp = rtl_read_byte(rtlpriv, REG_MULTI_FUNC_CTRL);
 	rtl_write_byte(rtlpriv, REG_MULTI_FUNC_CTRL, bytetmp | BIT(3));
 
diff --git a/drivers/net/wireless/realtek/rtlwifi/wifi.h b/drivers/net/wireless/realtek/rtlwifi/wifi.h
index fb1ebb0..70723e6 100644
--- a/drivers/net/wireless/realtek/rtlwifi/wifi.h
+++ b/drivers/net/wireless/realtek/rtlwifi/wifi.h
@@ -2547,7 +2547,6 @@ struct bt_coexist_info {
 struct rtl_btc_ops {
 	void (*btc_init_variables) (struct rtl_priv *rtlpriv);
 	void (*btc_init_hal_vars) (struct rtl_priv *rtlpriv);
-	void (*btc_power_on_setting)(struct rtl_priv *rtlpriv);
 	void (*btc_init_hw_config) (struct rtl_priv *rtlpriv);
 	void (*btc_ips_notify) (struct rtl_priv *rtlpriv, u8 type);
 	void (*btc_lps_notify)(struct rtl_priv *rtlpriv, u8 type);
diff --git a/drivers/parisc/pdc_stable.c b/drivers/parisc/pdc_stable.c
index 7147aa53..b1ff46f 100644
--- a/drivers/parisc/pdc_stable.c
+++ b/drivers/parisc/pdc_stable.c
@@ -333,11 +333,11 @@ pdcspath_hwpath_write(struct pdcspath_entry *entry, const char *buf, size_t coun
 	
 	/* Update the symlink to the real device */
 	sysfs_remove_link(&entry->kobj, "device");
+	write_unlock(&entry->rw_lock);
+
 	ret = sysfs_create_link(&entry->kobj, &entry->dev->kobj, "device");
 	WARN_ON(ret);
 
-	write_unlock(&entry->rw_lock);
-	
 	printk(KERN_INFO PDCS_PREFIX ": changed \"%s\" path to \"%s\"\n",
 		entry->name, buf);
 	
@@ -998,6 +998,7 @@ pdcs_register_pathentries(void)
 		/* kobject is now registered */
 		write_lock(&entry->rw_lock);
 		entry->ready = 2;
+		write_unlock(&entry->rw_lock);
 		
 		/* Add a nice symlink to the real device */
 		if (entry->dev) {
@@ -1005,7 +1006,6 @@ pdcs_register_pathentries(void)
 			WARN_ON(err);
 		}
 
-		write_unlock(&entry->rw_lock);
 		kobject_uevent(&entry->kobj, KOBJ_ADD);
 	}
 	
diff --git a/drivers/phy/broadcom/Kconfig b/drivers/phy/broadcom/Kconfig
index 37371b8..64fc59c 100644
--- a/drivers/phy/broadcom/Kconfig
+++ b/drivers/phy/broadcom/Kconfig
@@ -30,8 +30,8 @@
 	tristate "Broadcom Northstar USB 3.0 PHY Driver"
 	depends on ARCH_BCM_IPROC || COMPILE_TEST
 	depends on HAS_IOMEM && OF
+	depends on MDIO_BUS
 	select GENERIC_PHY
-	select MDIO_DEVICE
 	help
 	  Enable this to support Broadcom USB 3.0 PHY connected to the USB
 	  controller on Northstar family.
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index b048607..80b8795 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -675,6 +675,7 @@
 	tristate "PEAQ 2-in-1 WMI hotkey driver"
 	depends on ACPI_WMI
 	depends on INPUT
+	select INPUT_POLLDEV
 	help
 	 Say Y here if you want to support WMI-based hotkeys on PEAQ 2-in-1s.
 
diff --git a/drivers/platform/x86/dell-wmi.c b/drivers/platform/x86/dell-wmi.c
index f897846..dad8f4a 100644
--- a/drivers/platform/x86/dell-wmi.c
+++ b/drivers/platform/x86/dell-wmi.c
@@ -626,7 +626,7 @@ static void dell_wmi_input_destroy(struct wmi_device *wdev)
  * WMI Interface Version     8       4    <version>
  * WMI buffer length        12       4    4096
  */
-static int __init dell_wmi_check_descriptor_buffer(void)
+static int dell_wmi_check_descriptor_buffer(void)
 {
 	struct acpi_buffer out = { ACPI_ALLOCATE_BUFFER, NULL };
 	union acpi_object *obj;
@@ -717,9 +717,15 @@ static int dell_wmi_events_set_enabled(bool enable)
 
 static int dell_wmi_probe(struct wmi_device *wdev)
 {
+	int err;
+
 	struct dell_wmi_priv *priv = devm_kzalloc(
 		&wdev->dev, sizeof(struct dell_wmi_priv), GFP_KERNEL);
 
+	err = dell_wmi_check_descriptor_buffer();
+	if (err)
+		return err;
+
 	dev_set_drvdata(&wdev->dev, priv);
 
 	return dell_wmi_input_setup(wdev);
@@ -749,10 +755,6 @@ static int __init dell_wmi_init(void)
 {
 	int err;
 
-	err = dell_wmi_check_descriptor_buffer();
-	if (err)
-		return err;
-
 	dmi_check_system(dell_wmi_smbios_list);
 
 	if (wmi_requires_smbios_request) {
diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index 1a764e3..e32ba57 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -1252,12 +1252,12 @@ static int __init acpi_wmi_init(void)
 
 	return 0;
 
-err_unreg_class:
-	class_unregister(&wmi_bus_class);
-
 err_unreg_bus:
 	bus_unregister(&wmi_bus_type);
 
+err_unreg_class:
+	class_unregister(&wmi_bus_class);
+
 	return error;
 }
 
diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig
index d384f4f..f4538d7 100644
--- a/drivers/scsi/Kconfig
+++ b/drivers/scsi/Kconfig
@@ -1230,6 +1230,8 @@
 	tristate "Emulex LightPulse Fibre Channel Support"
 	depends on PCI && SCSI
 	depends on SCSI_FC_ATTRS
+	depends on NVME_TARGET_FC || NVME_TARGET_FC=n
+	depends on NVME_FC || NVME_FC=n
 	select CRC_T10DIF
 	---help---
           This lpfc driver supports the Emulex LightPulse
diff --git a/drivers/scsi/aic7xxx/Makefile b/drivers/scsi/aic7xxx/Makefile
index 741d818..07b60a7 100644
--- a/drivers/scsi/aic7xxx/Makefile
+++ b/drivers/scsi/aic7xxx/Makefile
@@ -55,9 +55,9 @@
 
 ifeq ($(CONFIG_AIC7XXX_BUILD_FIRMWARE),y)
 $(obj)/aic7xxx_seq.h: $(src)/aic7xxx.seq $(src)/aic7xxx.reg $(obj)/aicasm/aicasm
-	$(obj)/aicasm/aicasm -I$(src) -r $(obj)/aic7xxx_reg.h \
+	$(obj)/aicasm/aicasm -I$(srctree)/$(src) -r $(obj)/aic7xxx_reg.h \
 			      $(aicasm-7xxx-opts-y) -o $(obj)/aic7xxx_seq.h \
-			      $(src)/aic7xxx.seq
+			      $(srctree)/$(src)/aic7xxx.seq
 
 $(aic7xxx-gen-y): $(obj)/aic7xxx_seq.h
 else
@@ -72,14 +72,14 @@
 
 ifeq ($(CONFIG_AIC79XX_BUILD_FIRMWARE),y)
 $(obj)/aic79xx_seq.h: $(src)/aic79xx.seq $(src)/aic79xx.reg $(obj)/aicasm/aicasm
-	$(obj)/aicasm/aicasm -I$(src) -r $(obj)/aic79xx_reg.h \
+	$(obj)/aicasm/aicasm -I$(srctree)/$(src) -r $(obj)/aic79xx_reg.h \
 			      $(aicasm-79xx-opts-y) -o $(obj)/aic79xx_seq.h \
-			      $(src)/aic79xx.seq
+			      $(srctree)/$(src)/aic79xx.seq
 
 $(aic79xx-gen-y): $(obj)/aic79xx_seq.h
 else
 $(obj)/aic79xx_reg_print.c: $(src)/aic79xx_reg_print.c_shipped
 endif
 
-$(obj)/aicasm/aicasm: $(src)/aicasm/*.[chyl]
-	$(MAKE) -C $(src)/aicasm
+$(obj)/aicasm/aicasm: $(srctree)/$(src)/aicasm/*.[chyl]
+	$(MAKE) -C $(srctree)/$(src)/aicasm OUTDIR=$(shell pwd)/$(obj)/aicasm/
diff --git a/drivers/scsi/aic7xxx/aicasm/Makefile b/drivers/scsi/aic7xxx/aicasm/Makefile
index b98c5c1..45e2d49 100644
--- a/drivers/scsi/aic7xxx/aicasm/Makefile
+++ b/drivers/scsi/aic7xxx/aicasm/Makefile
@@ -1,19 +1,21 @@
 PROG=	aicasm
 
+OUTDIR ?= ./
+
 .SUFFIXES= .l .y .c .h
 
 CSRCS=	aicasm.c aicasm_symbol.c
 YSRCS=	aicasm_gram.y aicasm_macro_gram.y
 LSRCS=	aicasm_scan.l aicasm_macro_scan.l
 
-GENHDRS=	aicdb.h $(YSRCS:.y=.h)
-GENSRCS=	$(YSRCS:.y=.c) $(LSRCS:.l=.c)
+GENHDRS=	$(addprefix ${OUTDIR}/,aicdb.h $(YSRCS:.y=.h))
+GENSRCS=	$(addprefix ${OUTDIR}/,$(YSRCS:.y=.c) $(LSRCS:.l=.c))
 
 SRCS=	${CSRCS} ${GENSRCS}
 LIBS=	-ldb
 clean-files:= ${GENSRCS} ${GENHDRS} $(YSRCS:.y=.output) $(PROG)
 # Override default kernel CFLAGS.  This is a userland app.
-AICASM_CFLAGS:= -I/usr/include -I.
+AICASM_CFLAGS:= -I/usr/include -I. -I$(OUTDIR)
 LEX= flex
 YACC= bison
 YFLAGS= -d
@@ -32,22 +34,25 @@
 LFLAGS= -d
 endif
 
-$(PROG):  ${GENHDRS} $(SRCS)
-	$(AICASM_CC) $(AICASM_CFLAGS) $(SRCS) -o $(PROG) $(LIBS)
+$(PROG):  $(OUTDIR) ${GENHDRS} $(SRCS)
+	$(AICASM_CC) $(AICASM_CFLAGS) $(SRCS) -o $(OUTDIR)/$(PROG) $(LIBS)
 
-aicdb.h:
+$(OUTDIR):
+	mkdir -p $(OUTDIR)
+
+$(OUTDIR)/aicdb.h:
 	@if [ -e "/usr/include/db4/db_185.h" ]; then		\
-		echo "#include <db4/db_185.h>" > aicdb.h;	\
+		echo "#include <db4/db_185.h>" > $@;	\
 	 elif [ -e "/usr/include/db3/db_185.h" ]; then		\
-		echo "#include <db3/db_185.h>" > aicdb.h;	\
+		echo "#include <db3/db_185.h>" > $@;	\
 	 elif [ -e "/usr/include/db2/db_185.h" ]; then		\
-		echo "#include <db2/db_185.h>" > aicdb.h;	\
+		echo "#include <db2/db_185.h>" > $@;	\
 	 elif [ -e "/usr/include/db1/db_185.h" ]; then		\
-		echo "#include <db1/db_185.h>" > aicdb.h;	\
+		echo "#include <db1/db_185.h>" > $@;	\
 	 elif [ -e "/usr/include/db/db_185.h" ]; then		\
-		echo "#include <db/db_185.h>" > aicdb.h;	\
+		echo "#include <db/db_185.h>" > $@;	\
 	 elif [ -e "/usr/include/db_185.h" ]; then		\
-		echo "#include <db_185.h>" > aicdb.h;		\
+		echo "#include <db_185.h>" > $@;		\
 	 else							\
 		echo "*** Install db development libraries";	\
 	 fi
@@ -58,23 +63,23 @@
 # Create a dependency chain in generated files
 # to avoid concurrent invocations of the single
 # rule that builds them all.
-aicasm_gram.c: aicasm_gram.h
-aicasm_gram.c aicasm_gram.h: aicasm_gram.y
+$(OUTDIR)/aicasm_gram.c: $(OUTDIR)/aicasm_gram.h
+$(OUTDIR)/aicasm_gram.c $(OUTDIR)/aicasm_gram.h: aicasm_gram.y
 	$(YACC) $(YFLAGS) -b $(<:.y=) $<
-	mv $(<:.y=).tab.c $(<:.y=.c)
-	mv $(<:.y=).tab.h $(<:.y=.h)
+	mv $(<:.y=).tab.c $(OUTDIR)/$(<:.y=.c)
+	mv $(<:.y=).tab.h $(OUTDIR)/$(<:.y=.h)
 
 # Create a dependency chain in generated files
 # to avoid concurrent invocations of the single
 # rule that builds them all.
-aicasm_macro_gram.c: aicasm_macro_gram.h
-aicasm_macro_gram.c aicasm_macro_gram.h: aicasm_macro_gram.y
+$(OUTDIR)/aicasm_macro_gram.c: $(OUTDIR)/aicasm_macro_gram.h
+$(OUTDIR)/aicasm_macro_gram.c $(OUTDIR)/aicasm_macro_gram.h: aicasm_macro_gram.y
 	$(YACC) $(YFLAGS) -b $(<:.y=) -p mm $<
-	mv $(<:.y=).tab.c $(<:.y=.c)
-	mv $(<:.y=).tab.h $(<:.y=.h)
+	mv $(<:.y=).tab.c $(OUTDIR)/$(<:.y=.c)
+	mv $(<:.y=).tab.h $(OUTDIR)/$(<:.y=.h)
 
-aicasm_scan.c: aicasm_scan.l
-	$(LEX) $(LFLAGS) -o$@ $<
+$(OUTDIR)/aicasm_scan.c: aicasm_scan.l
+	$(LEX) $(LFLAGS) -o $@ $<
 
-aicasm_macro_scan.c: aicasm_macro_scan.l
-	$(LEX) $(LFLAGS) -Pmm -o$@ $<
+$(OUTDIR)/aicasm_macro_scan.c: aicasm_macro_scan.l
+	$(LEX) $(LFLAGS) -Pmm -o $@ $<
diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c
index e4c83b7..1a4cfa5 100644
--- a/drivers/scsi/cxgbi/libcxgbi.c
+++ b/drivers/scsi/cxgbi/libcxgbi.c
@@ -2128,6 +2128,13 @@ void cxgbi_cleanup_task(struct iscsi_task *task)
 	struct iscsi_tcp_task *tcp_task = task->dd_data;
 	struct cxgbi_task_data *tdata = iscsi_task_cxgbi_data(task);
 
+	if (!tcp_task || !tdata || (tcp_task->dd_data != tdata)) {
+		pr_info("task 0x%p,0x%p, tcp_task 0x%p, tdata 0x%p/0x%p.\n",
+			task, task->sc, tcp_task,
+			tcp_task ? tcp_task->dd_data : NULL, tdata);
+		return;
+	}
+
 	log_debug(1 << CXGBI_DBG_ISCSI,
 		"task 0x%p, skb 0x%p, itt 0x%x.\n",
 		task, tdata->skb, task->hdr_itt);
diff --git a/drivers/scsi/megaraid/megaraid_sas_fusion.c b/drivers/scsi/megaraid/megaraid_sas_fusion.c
index f990ab4d..9855106 100644
--- a/drivers/scsi/megaraid/megaraid_sas_fusion.c
+++ b/drivers/scsi/megaraid/megaraid_sas_fusion.c
@@ -425,7 +425,7 @@ static int megasas_create_sg_sense_fusion(struct megasas_instance *instance)
 int
 megasas_alloc_cmdlist_fusion(struct megasas_instance *instance)
 {
-	u32 max_mpt_cmd, i;
+	u32 max_mpt_cmd, i, j;
 	struct fusion_context *fusion;
 
 	fusion = instance->ctrl_context;
@@ -450,11 +450,15 @@ megasas_alloc_cmdlist_fusion(struct megasas_instance *instance)
 		fusion->cmd_list[i] = kzalloc(sizeof(struct megasas_cmd_fusion),
 					      GFP_KERNEL);
 		if (!fusion->cmd_list[i]) {
+			for (j = 0; j < i; j++)
+				kfree(fusion->cmd_list[j]);
+			kfree(fusion->cmd_list);
 			dev_err(&instance->pdev->dev,
 				"Failed from %s %d\n",  __func__, __LINE__);
 			return -ENOMEM;
 		}
 	}
+
 	return 0;
 }
 int
diff --git a/drivers/scsi/qedi/Kconfig b/drivers/scsi/qedi/Kconfig
index 2133145..2ff753c 100644
--- a/drivers/scsi/qedi/Kconfig
+++ b/drivers/scsi/qedi/Kconfig
@@ -5,6 +5,7 @@
 	select SCSI_ISCSI_ATTRS
 	select QED_LL2
 	select QED_ISCSI
+	select ISCSI_BOOT_SYSFS
 	---help---
 	This driver supports iSCSI offload for the QLogic FastLinQ
 	41000 Series Converged Network Adapters.
diff --git a/drivers/scsi/qedi/qedi_iscsi.c b/drivers/scsi/qedi/qedi_iscsi.c
index 80edd28..37da9a8 100644
--- a/drivers/scsi/qedi/qedi_iscsi.c
+++ b/drivers/scsi/qedi/qedi_iscsi.c
@@ -824,7 +824,7 @@ qedi_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr,
 	u32 iscsi_cid = QEDI_CID_RESERVED;
 	u16 len = 0;
 	char *buf = NULL;
-	int ret;
+	int ret, tmp;
 
 	if (!shost) {
 		ret = -ENXIO;
@@ -940,10 +940,10 @@ qedi_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr,
 
 ep_rel_conn:
 	qedi->ep_tbl[iscsi_cid] = NULL;
-	ret = qedi_ops->release_conn(qedi->cdev, qedi_ep->handle);
-	if (ret)
+	tmp = qedi_ops->release_conn(qedi->cdev, qedi_ep->handle);
+	if (tmp)
 		QEDI_WARN(&qedi->dbg_ctx, "release_conn returned %d\n",
-			  ret);
+			  tmp);
 ep_free_sq:
 	qedi_free_sq(qedi, qedi_ep);
 ep_conn_exit:
diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c
index 7e24aa3..892fbd9 100644
--- a/drivers/scsi/scsi_transport_fc.c
+++ b/drivers/scsi/scsi_transport_fc.c
@@ -1286,7 +1286,7 @@ store_fc_vport_delete(struct device *dev, struct device_attribute *attr,
 	unsigned long flags;
 
 	spin_lock_irqsave(shost->host_lock, flags);
-	if (vport->flags & (FC_VPORT_DEL | FC_VPORT_CREATING)) {
+	if (vport->flags & (FC_VPORT_DEL | FC_VPORT_CREATING | FC_VPORT_DELETING)) {
 		spin_unlock_irqrestore(shost->host_lock, flags);
 		return -EBUSY;
 	}
@@ -2430,8 +2430,10 @@ fc_remove_host(struct Scsi_Host *shost)
 	spin_lock_irqsave(shost->host_lock, flags);
 
 	/* Remove any vports */
-	list_for_each_entry_safe(vport, next_vport, &fc_host->vports, peers)
+	list_for_each_entry_safe(vport, next_vport, &fc_host->vports, peers) {
+		vport->flags |= FC_VPORT_DELETING;
 		fc_queue_work(shost, &vport->vport_delete_work);
+	}
 
 	/* Remove any remote ports */
 	list_for_each_entry_safe(rport, next_rport,
diff --git a/drivers/thunderbolt/icm.c b/drivers/thunderbolt/icm.c
index 8ee3402..bdaac1f 100644
--- a/drivers/thunderbolt/icm.c
+++ b/drivers/thunderbolt/icm.c
@@ -904,7 +904,14 @@ static int icm_driver_ready(struct tb *tb)
 
 static int icm_suspend(struct tb *tb)
 {
-	return nhi_mailbox_cmd(tb->nhi, NHI_MAILBOX_SAVE_DEVS, 0);
+	int ret;
+
+	ret = nhi_mailbox_cmd(tb->nhi, NHI_MAILBOX_SAVE_DEVS, 0);
+	if (ret)
+		tb_info(tb, "Ignoring mailbox command error (%d) in %s\n",
+			ret, __func__);
+
+	return 0;
 }
 
 /*
diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c
index 063c1ce..f041b1a 100644
--- a/drivers/vfio/pci/vfio_pci.c
+++ b/drivers/vfio/pci/vfio_pci.c
@@ -226,7 +226,14 @@ static int vfio_pci_enable(struct vfio_pci_device *vdev)
 	if (ret)
 		return ret;
 
-	vdev->reset_works = (pci_reset_function(pdev) == 0);
+	/* If reset fails because of the device lock, fail this path entirely */
+	ret = pci_try_reset_function(pdev);
+	if (ret == -EAGAIN) {
+		pci_disable_device(pdev);
+		return ret;
+	}
+
+	vdev->reset_works = !ret;
 	pci_save_state(pdev);
 	vdev->pci_saved_state = pci_store_saved_state(pdev);
 	if (!vdev->pci_saved_state)
diff --git a/drivers/vfio/pci/vfio_pci_config.c b/drivers/vfio/pci/vfio_pci_config.c
index 330a570..5628fe1 100644
--- a/drivers/vfio/pci/vfio_pci_config.c
+++ b/drivers/vfio/pci/vfio_pci_config.c
@@ -839,7 +839,7 @@ static int vfio_exp_config_write(struct vfio_pci_device *vdev, int pos,
 /* Permissions for PCI Express capability */
 static int __init init_pci_cap_exp_perm(struct perm_bits *perm)
 {
-	/* Alloc larger of two possible sizes */
+	/* Alloc largest of possible sizes */
 	if (alloc_perm_bits(perm, PCI_CAP_EXP_ENDPOINT_SIZEOF_V2))
 		return -ENOMEM;
 
@@ -1243,11 +1243,16 @@ static int vfio_cap_len(struct vfio_pci_device *vdev, u8 cap, u8 pos)
 			vdev->extended_caps = (dword != 0);
 		}
 
-		/* length based on version */
-		if ((pcie_caps_reg(pdev) & PCI_EXP_FLAGS_VERS) == 1)
+		/* length based on version and type */
+		if ((pcie_caps_reg(pdev) & PCI_EXP_FLAGS_VERS) == 1) {
+			if (pci_pcie_type(pdev) == PCI_EXP_TYPE_RC_END)
+				return 0xc; /* "All Devices" only, no link */
 			return PCI_CAP_EXP_ENDPOINT_SIZEOF_V1;
-		else
+		} else {
+			if (pci_pcie_type(pdev) == PCI_EXP_TYPE_RC_END)
+				return 0x2c; /* No link */
 			return PCI_CAP_EXP_ENDPOINT_SIZEOF_V2;
+		}
 	case PCI_CAP_ID_HT:
 		ret = pci_read_config_byte(pdev, pos + 3, &byte);
 		if (ret)
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index e4613a3..9cb3f72 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -308,7 +308,6 @@ static void vhost_vq_reset(struct vhost_dev *dev,
 	vq->avail = NULL;
 	vq->used = NULL;
 	vq->last_avail_idx = 0;
-	vq->last_used_event = 0;
 	vq->avail_idx = 0;
 	vq->last_used_idx = 0;
 	vq->signalled_used = 0;
@@ -1402,7 +1401,7 @@ long vhost_vring_ioctl(struct vhost_dev *d, int ioctl, void __user *argp)
 			r = -EINVAL;
 			break;
 		}
-		vq->last_avail_idx = vq->last_used_event = s.num;
+		vq->last_avail_idx = s.num;
 		/* Forget the cached index value. */
 		vq->avail_idx = vq->last_avail_idx;
 		break;
@@ -2241,6 +2240,10 @@ static bool vhost_notify(struct vhost_dev *dev, struct vhost_virtqueue *vq)
 	__u16 old, new;
 	__virtio16 event;
 	bool v;
+	/* Flush out used index updates. This is paired
+	 * with the barrier that the Guest executes when enabling
+	 * interrupts. */
+	smp_mb();
 
 	if (vhost_has_feature(vq, VIRTIO_F_NOTIFY_ON_EMPTY) &&
 	    unlikely(vq->avail_idx == vq->last_avail_idx))
@@ -2248,10 +2251,6 @@ static bool vhost_notify(struct vhost_dev *dev, struct vhost_virtqueue *vq)
 
 	if (!vhost_has_feature(vq, VIRTIO_RING_F_EVENT_IDX)) {
 		__virtio16 flags;
-		/* Flush out used index updates. This is paired
-		 * with the barrier that the Guest executes when enabling
-		 * interrupts. */
-		smp_mb();
 		if (vhost_get_avail(vq, flags, &vq->avail->flags)) {
 			vq_err(vq, "Failed to get flags");
 			return true;
@@ -2266,26 +2265,11 @@ static bool vhost_notify(struct vhost_dev *dev, struct vhost_virtqueue *vq)
 	if (unlikely(!v))
 		return true;
 
-	/* We're sure if the following conditions are met, there's no
-	 * need to notify guest:
-	 * 1) cached used event is ahead of new
-	 * 2) old to new updating does not cross cached used event. */
-	if (vring_need_event(vq->last_used_event, new + vq->num, new) &&
-	    !vring_need_event(vq->last_used_event, new, old))
-		return false;
-
-	/* Flush out used index updates. This is paired
-	 * with the barrier that the Guest executes when enabling
-	 * interrupts. */
-	smp_mb();
-
 	if (vhost_get_avail(vq, event, vhost_used_event(vq))) {
 		vq_err(vq, "Failed to get used event idx");
 		return true;
 	}
-	vq->last_used_event = vhost16_to_cpu(vq, event);
-
-	return vring_need_event(vq->last_used_event, new, old);
+	return vring_need_event(vhost16_to_cpu(vq, event), new, old);
 }
 
 /* This actually signals the guest, using eventfd. */
diff --git a/drivers/vhost/vhost.h b/drivers/vhost/vhost.h
index f720958..bb7c29b 100644
--- a/drivers/vhost/vhost.h
+++ b/drivers/vhost/vhost.h
@@ -115,9 +115,6 @@ struct vhost_virtqueue {
 	/* Last index we used. */
 	u16 last_used_idx;
 
-	/* Last used evet we've seen */
-	u16 last_used_event;
-
 	/* Used flags */
 	u16 used_flags;
 
diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
index 50566acb..e9bea90 100644
--- a/fs/nfs/nfs4client.c
+++ b/fs/nfs/nfs4client.c
@@ -660,9 +660,6 @@ int nfs4_detect_session_trunking(struct nfs_client *clp,
 	if (!nfs4_check_server_scope(clp->cl_serverscope, res->server_scope))
 		goto out_err;
 
-	/* Session trunking passed, add the xprt */
-	rpc_clnt_xprt_switch_add_xprt(clp->cl_rpcclient, xprt);
-
 	pr_info("NFS:  %s: Session trunking succeeded for %s\n",
 		clp->cl_hostname,
 		xprt->address_strings[RPC_DISPLAY_ADDR]);
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 18ca687..ffd2e71 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -7461,7 +7461,7 @@ static void nfs4_exchange_id_done(struct rpc_task *task, void *data)
 			cdata->res.server_scope = NULL;
 		}
 		/* Save the EXCHANGE_ID verifier session trunk tests */
-		memcpy(clp->cl_confirm.data, cdata->args.verifier->data,
+		memcpy(clp->cl_confirm.data, cdata->args.verifier.data,
 		       sizeof(clp->cl_confirm.data));
 	}
 out:
@@ -7474,10 +7474,6 @@ static void nfs4_exchange_id_release(void *data)
 	struct nfs41_exchange_id_data *cdata =
 					(struct nfs41_exchange_id_data *)data;
 
-	if (cdata->xprt) {
-		xprt_put(cdata->xprt);
-		rpc_clnt_xprt_switch_put(cdata->args.client->cl_rpcclient);
-	}
 	nfs_put_client(cdata->args.client);
 	kfree(cdata->res.impl_id);
 	kfree(cdata->res.server_scope);
@@ -7498,7 +7494,6 @@ static const struct rpc_call_ops nfs4_exchange_id_call_ops = {
 static int _nfs4_proc_exchange_id(struct nfs_client *clp, struct rpc_cred *cred,
 			u32 sp4_how, struct rpc_xprt *xprt)
 {
-	nfs4_verifier verifier;
 	struct rpc_message msg = {
 		.rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_EXCHANGE_ID],
 		.rpc_cred = cred,
@@ -7507,7 +7502,7 @@ static int _nfs4_proc_exchange_id(struct nfs_client *clp, struct rpc_cred *cred,
 		.rpc_client = clp->cl_rpcclient,
 		.callback_ops = &nfs4_exchange_id_call_ops,
 		.rpc_message = &msg,
-		.flags = RPC_TASK_ASYNC | RPC_TASK_TIMEOUT,
+		.flags = RPC_TASK_TIMEOUT,
 	};
 	struct nfs41_exchange_id_data *calldata;
 	struct rpc_task *task;
@@ -7522,8 +7517,7 @@ static int _nfs4_proc_exchange_id(struct nfs_client *clp, struct rpc_cred *cred,
 		return -ENOMEM;
 	}
 
-	if (!xprt)
-		nfs4_init_boot_verifier(clp, &verifier);
+	nfs4_init_boot_verifier(clp, &calldata->args.verifier);
 
 	status = nfs4_init_uniform_client_string(clp);
 	if (status)
@@ -7562,11 +7556,9 @@ static int _nfs4_proc_exchange_id(struct nfs_client *clp, struct rpc_cred *cred,
 	if (xprt) {
 		calldata->xprt = xprt;
 		task_setup_data.rpc_xprt = xprt;
-		task_setup_data.flags =
-				RPC_TASK_SOFT|RPC_TASK_SOFTCONN|RPC_TASK_ASYNC;
-		calldata->args.verifier = &clp->cl_confirm;
-	} else {
-		calldata->args.verifier = &verifier;
+		task_setup_data.flags |= RPC_TASK_SOFTCONN;
+		memcpy(calldata->args.verifier.data, clp->cl_confirm.data,
+				sizeof(calldata->args.verifier.data));
 	}
 	calldata->args.client = clp;
 #ifdef CONFIG_NFS_V4_1_MIGRATION
@@ -7585,12 +7577,7 @@ static int _nfs4_proc_exchange_id(struct nfs_client *clp, struct rpc_cred *cred,
 	if (IS_ERR(task))
 		return PTR_ERR(task);
 
-	if (!xprt) {
-		status = rpc_wait_for_completion_task(task);
-		if (!status)
-			status = calldata->rpc_status;
-	} else	/* session trunking test */
-		status = calldata->rpc_status;
+	status = calldata->rpc_status;
 
 	rpc_put_task(task);
 out:
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index fa3eb36..37c8af0 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -1785,7 +1785,7 @@ static void encode_exchange_id(struct xdr_stream *xdr,
 	int len = 0;
 
 	encode_op_hdr(xdr, OP_EXCHANGE_ID, decode_exchange_id_maxsz, hdr);
-	encode_nfs4_verifier(xdr, args->verifier);
+	encode_nfs4_verifier(xdr, &args->verifier);
 
 	encode_string(xdr, strlen(args->client->cl_owner_id),
 			args->client->cl_owner_id);
diff --git a/fs/ocfs2/acl.c b/fs/ocfs2/acl.c
index dc22ba8..e50a387 100644
--- a/fs/ocfs2/acl.c
+++ b/fs/ocfs2/acl.c
@@ -240,18 +240,6 @@ int ocfs2_set_acl(handle_t *handle,
 	switch (type) {
 	case ACL_TYPE_ACCESS:
 		name_index = OCFS2_XATTR_INDEX_POSIX_ACL_ACCESS;
-		if (acl) {
-			umode_t mode;
-
-			ret = posix_acl_update_mode(inode, &mode, &acl);
-			if (ret)
-				return ret;
-
-			ret = ocfs2_acl_set_mode(inode, di_bh,
-						 handle, mode);
-			if (ret)
-				return ret;
-		}
 		break;
 	case ACL_TYPE_DEFAULT:
 		name_index = OCFS2_XATTR_INDEX_POSIX_ACL_DEFAULT;
@@ -289,7 +277,19 @@ int ocfs2_iop_set_acl(struct inode *inode, struct posix_acl *acl, int type)
 	had_lock = ocfs2_inode_lock_tracker(inode, &bh, 1, &oh);
 	if (had_lock < 0)
 		return had_lock;
+	if (type == ACL_TYPE_ACCESS && acl) {
+		umode_t mode;
+
+		status = posix_acl_update_mode(inode, &mode, &acl);
+		if (status)
+			goto unlock;
+
+		status = ocfs2_acl_set_mode(inode, bh, NULL, mode);
+		if (status)
+			goto unlock;
+	}
 	status = ocfs2_set_acl(NULL, inode, bh, type, acl, NULL, NULL);
+unlock:
 	ocfs2_inode_unlock_tracker(inode, 1, &oh, had_lock);
 	brelse(bh);
 	return status;
diff --git a/fs/userfaultfd.c b/fs/userfaultfd.c
index cadcd12..06ea26b 100644
--- a/fs/userfaultfd.c
+++ b/fs/userfaultfd.c
@@ -854,6 +854,9 @@ static int userfaultfd_release(struct inode *inode, struct file *file)
 	__wake_up_locked_key(&ctx->fault_wqh, TASK_NORMAL, &range);
 	spin_unlock(&ctx->fault_pending_wqh.lock);
 
+	/* Flush pending events that may still wait on event_wqh */
+	wake_up_all(&ctx->event_wqh);
+
 	wake_up_poll(&ctx->fd_wqh, POLLHUP);
 	userfaultfd_ctx_put(ctx);
 	return 0;
@@ -1643,6 +1646,8 @@ static int userfaultfd_zeropage(struct userfaultfd_ctx *ctx,
 		ret = mfill_zeropage(ctx->mm, uffdio_zeropage.range.start,
 				     uffdio_zeropage.range.len);
 		mmput(ctx->mm);
+	} else {
+		return -ENOSPC;
 	}
 	if (unlikely(put_user(ret, &user_uffdio_zeropage->zeropage)))
 		return -EFAULT;
diff --git a/include/linux/cpuset.h b/include/linux/cpuset.h
index 119a3f9..898cfe2 100644
--- a/include/linux/cpuset.h
+++ b/include/linux/cpuset.h
@@ -18,6 +18,19 @@
 
 #ifdef CONFIG_CPUSETS
 
+/*
+ * Static branch rewrites can happen in an arbitrary order for a given
+ * key. In code paths where we need to loop with read_mems_allowed_begin() and
+ * read_mems_allowed_retry() to get a consistent view of mems_allowed, we need
+ * to ensure that begin() always gets rewritten before retry() in the
+ * disabled -> enabled transition. If not, then if local irqs are disabled
+ * around the loop, we can deadlock since retry() would always be
+ * comparing the latest value of the mems_allowed seqcount against 0 as
+ * begin() still would see cpusets_enabled() as false. The enabled -> disabled
+ * transition should happen in reverse order for the same reasons (want to stop
+ * looking at real value of mems_allowed.sequence in retry() first).
+ */
+extern struct static_key_false cpusets_pre_enable_key;
 extern struct static_key_false cpusets_enabled_key;
 static inline bool cpusets_enabled(void)
 {
@@ -32,12 +45,14 @@ static inline int nr_cpusets(void)
 
 static inline void cpuset_inc(void)
 {
+	static_branch_inc(&cpusets_pre_enable_key);
 	static_branch_inc(&cpusets_enabled_key);
 }
 
 static inline void cpuset_dec(void)
 {
 	static_branch_dec(&cpusets_enabled_key);
+	static_branch_dec(&cpusets_pre_enable_key);
 }
 
 extern int cpuset_init(void);
@@ -115,7 +130,7 @@ extern void cpuset_print_current_mems_allowed(void);
  */
 static inline unsigned int read_mems_allowed_begin(void)
 {
-	if (!cpusets_enabled())
+	if (!static_branch_unlikely(&cpusets_pre_enable_key))
 		return 0;
 
 	return read_seqcount_begin(&current->mems_allowed_seq);
@@ -129,7 +144,7 @@ static inline unsigned int read_mems_allowed_begin(void)
  */
 static inline bool read_mems_allowed_retry(unsigned int seq)
 {
-	if (!cpusets_enabled())
+	if (!static_branch_unlikely(&cpusets_enabled_key))
 		return false;
 
 	return read_seqcount_retry(&current->mems_allowed_seq, seq);
diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index e1b4429..474d6bb 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -128,6 +128,7 @@ struct inet6_skb_parm {
 #define IP6SKB_FRAGMENTED      16
 #define IP6SKB_HOPBYHOP        32
 #define IP6SKB_L3SLAVE         64
+#define IP6SKB_JUMBOGRAM      128
 };
 
 #if defined(CONFIG_NET_L3_MASTER_DEV)
@@ -152,6 +153,11 @@ static inline int inet6_iif(const struct sk_buff *skb)
 	return l3_slave ? skb->skb_iif : IP6CB(skb)->iif;
 }
 
+static inline bool inet6_is_jumbogram(const struct sk_buff *skb)
+{
+	return !!(IP6CB(skb)->flags & IP6SKB_JUMBOGRAM);
+}
+
 /* can not be used in TCP layer after tcp_v6_fill_cb */
 static inline bool inet6_exact_dif_match(struct net *net, struct sk_buff *skb)
 {
diff --git a/include/linux/kthread.h b/include/linux/kthread.h
index 4fec8b7..82e197e 100644
--- a/include/linux/kthread.h
+++ b/include/linux/kthread.h
@@ -15,7 +15,7 @@ struct task_struct *kthread_create_on_node(int (*threadfn)(void *data),
  * @threadfn: the function to run in the thread
  * @data: data pointer for @threadfn()
  * @namefmt: printf-style format string for the thread name
- * @...: arguments for @namefmt.
+ * @arg...: arguments for @namefmt.
  *
  * This macro will create a kthread on the current node, leaving it in
  * the stopped state.  This is just a helper for kthread_create_on_node();
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 55de3da..931c32f 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -435,7 +435,7 @@ enum {
 	ATA_HORKAGE_NOLPM	= (1 << 20),	/* don't use LPM */
 	ATA_HORKAGE_WD_BROKEN_LPM = (1 << 21),	/* some WDs have broken LPM */
 	ATA_HORKAGE_ZERO_AFTER_TRIM = (1 << 22),/* guarantees zero after trim */
-	ATA_HORKAGE_NO_NCQ_LOG	= (1 << 23),	/* don't use NCQ for log read */
+	ATA_HORKAGE_NO_DMA_LOG	= (1 << 23),	/* don't use DMA for log read */
 	ATA_HORKAGE_NOTRIM	= (1 << 24),	/* don't use TRIM */
 	ATA_HORKAGE_MAX_SEC_1024 = (1 << 25),	/* Limit max sects to 1024 */
 
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 87869c0..3030121 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -7749,8 +7749,10 @@ struct mlx5_ifc_pcam_reg_bits {
 };
 
 struct mlx5_ifc_mcam_enhanced_features_bits {
-	u8         reserved_at_0[0x7f];
+	u8         reserved_at_0[0x7d];
 
+	u8         mtpps_enh_out_per_adj[0x1];
+	u8         mtpps_fs[0x1];
 	u8         pcie_performance_group[0x1];
 };
 
@@ -8159,7 +8161,8 @@ struct mlx5_ifc_mtpps_reg_bits {
 	u8         reserved_at_78[0x4];
 	u8         cap_pin_4_mode[0x4];
 
-	u8         reserved_at_80[0x80];
+	u8         field_select[0x20];
+	u8         reserved_at_a0[0x60];
 
 	u8         enable[0x1];
 	u8         reserved_at_101[0xb];
@@ -8174,8 +8177,9 @@ struct mlx5_ifc_mtpps_reg_bits {
 
 	u8         out_pulse_duration[0x10];
 	u8         out_periodic_adjustment[0x10];
+	u8         enhanced_out_periodic_adjustment[0x20];
 
-	u8         reserved_at_1a0[0x60];
+	u8         reserved_at_1c0[0x20];
 };
 
 struct mlx5_ifc_mtppse_reg_bits {
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index ff15181..7f384bb 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -495,6 +495,10 @@ struct mm_struct {
 	 */
 	bool tlb_flush_pending;
 #endif
+#ifdef CONFIG_ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH
+	/* See flush_tlb_batched_pending() */
+	bool tlb_flush_batched;
+#endif
 	struct uprobes_state uprobes_state;
 #ifdef CONFIG_HUGETLB_PAGE
 	atomic_long_t hugetlb_usage;
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index ca3bcc4..62cbcb8 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -1235,7 +1235,7 @@ struct nfs41_state_protection {
 
 struct nfs41_exchange_id_args {
 	struct nfs_client		*client;
-	nfs4_verifier			*verifier;
+	nfs4_verifier			verifier;
 	u32				flags;
 	struct nfs41_state_protection	state_protect;
 };
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index baa9344..79b36f5 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -163,8 +163,6 @@ void release_pages(struct page **pages, int nr, bool cold);
  */
 static inline int page_cache_get_speculative(struct page *page)
 {
-	VM_BUG_ON(in_interrupt());
-
 #ifdef CONFIG_TINY_RCU
 # ifdef CONFIG_PREEMPT_COUNT
 	VM_BUG_ON(!in_atomic() && !irqs_disabled());
diff --git a/include/linux/phy.h b/include/linux/phy.h
index 2a9567b..0bb5b21 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h
@@ -830,7 +830,7 @@ static inline int phy_read_status(struct phy_device *phydev)
 	dev_err(&_phydev->mdio.dev, format, ##args)
 
 #define phydev_dbg(_phydev, format, args...)	\
-	dev_dbg(&_phydev->mdio.dev, format, ##args);
+	dev_dbg(&_phydev->mdio.dev, format, ##args)
 
 static inline const char *phydev_name(const struct phy_device *phydev)
 {
diff --git a/include/linux/vfio.h b/include/linux/vfio.h
index 586809a..a47b985 100644
--- a/include/linux/vfio.h
+++ b/include/linux/vfio.h
@@ -152,7 +152,7 @@ extern int vfio_set_irqs_validate_and_prepare(struct vfio_irq_set *hdr,
 					      size_t *data_size);
 
 struct pci_dev;
-#ifdef CONFIG_EEH
+#if IS_ENABLED(CONFIG_VFIO_SPAPR_EEH)
 extern void vfio_spapr_pci_eeh_open(struct pci_dev *pdev);
 extern void vfio_spapr_pci_eeh_release(struct pci_dev *pdev);
 extern long vfio_spapr_iommu_eeh_ioctl(struct iommu_group *group,
@@ -173,7 +173,7 @@ static inline long vfio_spapr_iommu_eeh_ioctl(struct iommu_group *group,
 {
 	return -ENOTTY;
 }
-#endif /* CONFIG_EEH */
+#endif /* CONFIG_VFIO_SPAPR_EEH */
 
 /*
  * IRQfd - generic
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index c102ef6..db6dc9d 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -323,6 +323,7 @@ enum {
 
 	__WQ_DRAINING		= 1 << 16, /* internal: workqueue is draining */
 	__WQ_ORDERED		= 1 << 17, /* internal: workqueue is ordered */
+	__WQ_ORDERED_EXPLICIT	= 1 << 18, /* internal: alloc_ordered_workqueue() */
 	__WQ_LEGACY		= 1 << 18, /* internal: create*_workqueue() */
 
 	WQ_MAX_ACTIVE		= 512,	  /* I like 512, better ideas? */
@@ -422,7 +423,8 @@ __alloc_workqueue_key(const char *fmt, unsigned int flags, int max_active,
  * Pointer to the allocated workqueue on success, %NULL on failure.
  */
 #define alloc_ordered_workqueue(fmt, flags, args...)			\
-	alloc_workqueue(fmt, WQ_UNBOUND | __WQ_ORDERED | (flags), 1, ##args)
+	alloc_workqueue(fmt, WQ_UNBOUND | __WQ_ORDERED |		\
+			__WQ_ORDERED_EXPLICIT | (flags), 1, ##args)
 
 #define create_workqueue(name)						\
 	alloc_workqueue("%s", __WQ_LEGACY | WQ_MEM_RECLAIM, 1, (name))
diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h
index 980807d..45fd4c6 100644
--- a/include/net/sctp/sctp.h
+++ b/include/net/sctp/sctp.h
@@ -469,7 +469,7 @@ _sctp_walk_params((pos), (chunk), ntohs((chunk)->chunk_hdr.length), member)
 
 #define _sctp_walk_params(pos, chunk, end, member)\
 for (pos.v = chunk->member;\
-     (pos.v + offsetof(struct sctp_paramhdr, length) + sizeof(pos.p->length) <\
+     (pos.v + offsetof(struct sctp_paramhdr, length) + sizeof(pos.p->length) <=\
       (void *)chunk + end) &&\
      pos.v <= (void *)chunk + end - ntohs(pos.p->length) &&\
      ntohs(pos.p->length) >= sizeof(struct sctp_paramhdr);\
@@ -481,7 +481,7 @@ _sctp_walk_errors((err), (chunk_hdr), ntohs((chunk_hdr)->length))
 #define _sctp_walk_errors(err, chunk_hdr, end)\
 for (err = (sctp_errhdr_t *)((void *)chunk_hdr + \
 	    sizeof(struct sctp_chunkhdr));\
-     ((void *)err + offsetof(sctp_errhdr_t, length) + sizeof(err->length) <\
+     ((void *)err + offsetof(sctp_errhdr_t, length) + sizeof(err->length) <=\
       (void *)chunk_hdr + end) &&\
      (void *)err <= (void *)chunk_hdr + end - ntohs(err->length) &&\
      ntohs(err->length) >= sizeof(sctp_errhdr_t); \
diff --git a/include/net/udp.h b/include/net/udp.h
index 972ce4b..cc80369 100644
--- a/include/net/udp.h
+++ b/include/net/udp.h
@@ -260,6 +260,7 @@ static inline struct sk_buff *skb_recv_udp(struct sock *sk, unsigned int flags,
 }
 
 void udp_v4_early_demux(struct sk_buff *skb);
+void udp_sk_rx_dst_set(struct sock *sk, struct dst_entry *dst);
 int udp_get_port(struct sock *sk, unsigned short snum,
 		 int (*saddr_cmp)(const struct sock *,
 				  const struct sock *));
@@ -305,33 +306,44 @@ struct sock *udp6_lib_lookup_skb(struct sk_buff *skb,
 /* UDP uses skb->dev_scratch to cache as much information as possible and avoid
  * possibly multiple cache miss on dequeue()
  */
-#if BITS_PER_LONG == 64
-
-/* truesize, len and the bit needed to compute skb_csum_unnecessary will be on
- * cold cache lines at recvmsg time.
- * skb->len can be stored on 16 bits since the udp header has been already
- * validated and pulled.
- */
 struct udp_dev_scratch {
-	u32 truesize;
+	/* skb->truesize and the stateless bit are embedded in a single field;
+	 * do not use a bitfield since the compiler emits better/smaller code
+	 * this way
+	 */
+	u32 _tsize_state;
+
+#if BITS_PER_LONG == 64
+	/* len and the bit needed to compute skb_csum_unnecessary
+	 * will be on cold cache lines at recvmsg time.
+	 * skb->len can be stored on 16 bits since the udp header has been
+	 * already validated and pulled.
+	 */
 	u16 len;
 	bool is_linear;
 	bool csum_unnecessary;
+#endif
 };
 
+static inline struct udp_dev_scratch *udp_skb_scratch(struct sk_buff *skb)
+{
+	return (struct udp_dev_scratch *)&skb->dev_scratch;
+}
+
+#if BITS_PER_LONG == 64
 static inline unsigned int udp_skb_len(struct sk_buff *skb)
 {
-	return ((struct udp_dev_scratch *)&skb->dev_scratch)->len;
+	return udp_skb_scratch(skb)->len;
 }
 
 static inline bool udp_skb_csum_unnecessary(struct sk_buff *skb)
 {
-	return ((struct udp_dev_scratch *)&skb->dev_scratch)->csum_unnecessary;
+	return udp_skb_scratch(skb)->csum_unnecessary;
 }
 
 static inline bool udp_skb_is_linear(struct sk_buff *skb)
 {
-	return ((struct udp_dev_scratch *)&skb->dev_scratch)->is_linear;
+	return udp_skb_scratch(skb)->is_linear;
 }
 
 #else
diff --git a/ipc/msg.c b/ipc/msg.c
index 5b25e07..2c38f10 100644
--- a/ipc/msg.c
+++ b/ipc/msg.c
@@ -1034,7 +1034,8 @@ void msg_exit_ns(struct ipc_namespace *ns)
 static int sysvipc_msg_proc_show(struct seq_file *s, void *it)
 {
 	struct user_namespace *user_ns = seq_user_ns(s);
-	struct msg_queue *msq = it;
+	struct kern_ipc_perm *ipcp = it;
+	struct msg_queue *msq = container_of(ipcp, struct msg_queue, q_perm);
 
 	seq_printf(s,
 		   "%10d %10d  %4o  %10lu %10lu %5u %5u %5u %5u %5u %5u %10lu %10lu %10lu\n",
diff --git a/ipc/sem.c b/ipc/sem.c
index 9e70cd7..38371e9 100644
--- a/ipc/sem.c
+++ b/ipc/sem.c
@@ -2179,7 +2179,8 @@ void exit_sem(struct task_struct *tsk)
 static int sysvipc_sem_proc_show(struct seq_file *s, void *it)
 {
 	struct user_namespace *user_ns = seq_user_ns(s);
-	struct sem_array *sma = it;
+	struct kern_ipc_perm *ipcp = it;
+	struct sem_array *sma = container_of(ipcp, struct sem_array, sem_perm);
 	time_t sem_otime;
 
 	/*
diff --git a/ipc/shm.c b/ipc/shm.c
index 28a4448..8828b4c 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -1380,9 +1380,11 @@ SYSCALL_DEFINE1(shmdt, char __user *, shmaddr)
 static int sysvipc_shm_proc_show(struct seq_file *s, void *it)
 {
 	struct user_namespace *user_ns = seq_user_ns(s);
-	struct shmid_kernel *shp = it;
+	struct kern_ipc_perm *ipcp = it;
+	struct shmid_kernel *shp;
 	unsigned long rss = 0, swp = 0;
 
+	shp = container_of(ipcp, struct shmid_kernel, shm_perm);
 	shm_add_rss_swap(shp, &rss, &swp);
 
 #if BITS_PER_LONG <= 32
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index 045646d..6c772ad 100644
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -1289,7 +1289,7 @@ static int bpf_prog_get_info_by_fd(struct bpf_prog *prog,
 	info_len = min_t(u32, sizeof(info), info_len);
 
 	if (copy_from_user(&info, uinfo, info_len))
-		return err;
+		return -EFAULT;
 
 	info.type = prog->type;
 	info.id = prog->aux->id;
@@ -1312,7 +1312,7 @@ static int bpf_prog_get_info_by_fd(struct bpf_prog *prog,
 	}
 
 	ulen = info.xlated_prog_len;
-	info.xlated_prog_len = bpf_prog_size(prog->len);
+	info.xlated_prog_len = bpf_prog_insn_size(prog);
 	if (info.xlated_prog_len && ulen) {
 		uinsns = u64_to_user_ptr(info.xlated_prog_insns);
 		ulen = min_t(u32, info.xlated_prog_len, ulen);
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index af9e84a..664d939 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -1865,10 +1865,12 @@ static void adjust_reg_min_max_vals(struct bpf_verifier_env *env,
 	 * do our normal operations to the register, we need to set the values
 	 * to the min/max since they are undefined.
 	 */
-	if (min_val == BPF_REGISTER_MIN_RANGE)
-		dst_reg->min_value = BPF_REGISTER_MIN_RANGE;
-	if (max_val == BPF_REGISTER_MAX_RANGE)
-		dst_reg->max_value = BPF_REGISTER_MAX_RANGE;
+	if (opcode != BPF_SUB) {
+		if (min_val == BPF_REGISTER_MIN_RANGE)
+			dst_reg->min_value = BPF_REGISTER_MIN_RANGE;
+		if (max_val == BPF_REGISTER_MAX_RANGE)
+			dst_reg->max_value = BPF_REGISTER_MAX_RANGE;
+	}
 
 	switch (opcode) {
 	case BPF_ADD:
@@ -1879,10 +1881,17 @@ static void adjust_reg_min_max_vals(struct bpf_verifier_env *env,
 		dst_reg->min_align = min(src_align, dst_align);
 		break;
 	case BPF_SUB:
+		/* If one of our values was at the end of our ranges, then the
+		 * _opposite_ value in the dst_reg goes to the end of our range.
+		 */
+		if (min_val == BPF_REGISTER_MIN_RANGE)
+			dst_reg->max_value = BPF_REGISTER_MAX_RANGE;
+		if (max_val == BPF_REGISTER_MAX_RANGE)
+			dst_reg->min_value = BPF_REGISTER_MIN_RANGE;
 		if (dst_reg->min_value != BPF_REGISTER_MIN_RANGE)
-			dst_reg->min_value -= min_val;
+			dst_reg->min_value -= max_val;
 		if (dst_reg->max_value != BPF_REGISTER_MAX_RANGE)
-			dst_reg->max_value -= max_val;
+			dst_reg->max_value -= min_val;
 		dst_reg->min_align = min(src_align, dst_align);
 		break;
 	case BPF_MUL:
diff --git a/kernel/cgroup/cgroup-internal.h b/kernel/cgroup/cgroup-internal.h
index 793565c..8b4c3c2 100644
--- a/kernel/cgroup/cgroup-internal.h
+++ b/kernel/cgroup/cgroup-internal.h
@@ -33,6 +33,9 @@ struct cgroup_taskset {
 	struct list_head	src_csets;
 	struct list_head	dst_csets;
 
+	/* the number of tasks in the set */
+	int			nr_tasks;
+
 	/* the subsys currently being processed */
 	int			ssid;
 
diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
index 620794a..df2e0f1 100644
--- a/kernel/cgroup/cgroup.c
+++ b/kernel/cgroup/cgroup.c
@@ -2006,6 +2006,8 @@ static void cgroup_migrate_add_task(struct task_struct *task,
 	if (!cset->mg_src_cgrp)
 		return;
 
+	mgctx->tset.nr_tasks++;
+
 	list_move_tail(&task->cg_list, &cset->mg_tasks);
 	if (list_empty(&cset->mg_node))
 		list_add_tail(&cset->mg_node,
@@ -2094,21 +2096,19 @@ static int cgroup_migrate_execute(struct cgroup_mgctx *mgctx)
 	struct css_set *cset, *tmp_cset;
 	int ssid, failed_ssid, ret;
 
-	/* methods shouldn't be called if no task is actually migrating */
-	if (list_empty(&tset->src_csets))
-		return 0;
-
 	/* check that we can legitimately attach to the cgroup */
-	do_each_subsys_mask(ss, ssid, mgctx->ss_mask) {
-		if (ss->can_attach) {
-			tset->ssid = ssid;
-			ret = ss->can_attach(tset);
-			if (ret) {
-				failed_ssid = ssid;
-				goto out_cancel_attach;
+	if (tset->nr_tasks) {
+		do_each_subsys_mask(ss, ssid, mgctx->ss_mask) {
+			if (ss->can_attach) {
+				tset->ssid = ssid;
+				ret = ss->can_attach(tset);
+				if (ret) {
+					failed_ssid = ssid;
+					goto out_cancel_attach;
+				}
 			}
-		}
-	} while_each_subsys_mask();
+		} while_each_subsys_mask();
+	}
 
 	/*
 	 * Now that we're guaranteed success, proceed to move all tasks to
@@ -2137,25 +2137,29 @@ static int cgroup_migrate_execute(struct cgroup_mgctx *mgctx)
 	 */
 	tset->csets = &tset->dst_csets;
 
-	do_each_subsys_mask(ss, ssid, mgctx->ss_mask) {
-		if (ss->attach) {
-			tset->ssid = ssid;
-			ss->attach(tset);
-		}
-	} while_each_subsys_mask();
+	if (tset->nr_tasks) {
+		do_each_subsys_mask(ss, ssid, mgctx->ss_mask) {
+			if (ss->attach) {
+				tset->ssid = ssid;
+				ss->attach(tset);
+			}
+		} while_each_subsys_mask();
+	}
 
 	ret = 0;
 	goto out_release_tset;
 
 out_cancel_attach:
-	do_each_subsys_mask(ss, ssid, mgctx->ss_mask) {
-		if (ssid == failed_ssid)
-			break;
-		if (ss->cancel_attach) {
-			tset->ssid = ssid;
-			ss->cancel_attach(tset);
-		}
-	} while_each_subsys_mask();
+	if (tset->nr_tasks) {
+		do_each_subsys_mask(ss, ssid, mgctx->ss_mask) {
+			if (ssid == failed_ssid)
+				break;
+			if (ss->cancel_attach) {
+				tset->ssid = ssid;
+				ss->cancel_attach(tset);
+			}
+		} while_each_subsys_mask();
+	}
 out_release_tset:
 	spin_lock_irq(&css_set_lock);
 	list_splice_init(&tset->dst_csets, &tset->src_csets);
@@ -2997,11 +3001,11 @@ static ssize_t cgroup_subtree_control_write(struct kernfs_open_file *of,
 	cgrp->subtree_control &= ~disable;
 
 	ret = cgroup_apply_control(cgrp);
-
 	cgroup_finalize_control(cgrp, ret);
+	if (ret)
+		goto out_unlock;
 
 	kernfs_activate(cgrp->kn);
-	ret = 0;
 out_unlock:
 	cgroup_kn_unlock(of->kn);
 	return ret ?: nbytes;
@@ -4669,6 +4673,10 @@ int __init cgroup_init(void)
 
 		if (ss->bind)
 			ss->bind(init_css_set.subsys[ssid]);
+
+		mutex_lock(&cgroup_mutex);
+		css_populate_dir(init_css_set.subsys[ssid]);
+		mutex_unlock(&cgroup_mutex);
 	}
 
 	/* init_css_set.subsys[] has been updated, re-hash */
diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c
index ca8376e..8d51516 100644
--- a/kernel/cgroup/cpuset.c
+++ b/kernel/cgroup/cpuset.c
@@ -63,6 +63,7 @@
 #include <linux/cgroup.h>
 #include <linux/wait.h>
 
+DEFINE_STATIC_KEY_FALSE(cpusets_pre_enable_key);
 DEFINE_STATIC_KEY_FALSE(cpusets_enabled_key);
 
 /* See "Frequency meter" comments, below. */
diff --git a/kernel/pid.c b/kernel/pid.c
index 731c4e5..c69c30d 100644
--- a/kernel/pid.c
+++ b/kernel/pid.c
@@ -575,13 +575,10 @@ struct pid *find_ge_pid(int nr, struct pid_namespace *ns)
  */
 void __init pidhash_init(void)
 {
-	unsigned int pidhash_size;
-
 	pid_hash = alloc_large_system_hash("PID", sizeof(*pid_hash), 0, 18,
 					   HASH_EARLY | HASH_SMALL | HASH_ZERO,
 					   &pidhash_shift, NULL,
 					   0, 4096);
-	pidhash_size = 1U << pidhash_shift;
 }
 
 void __init pidmap_init(void)
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index a86688f..ca937b0 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -3577,6 +3577,13 @@ static bool wq_calc_node_cpumask(const struct workqueue_attrs *attrs, int node,
 
 	/* yeap, return possible CPUs in @node that @attrs wants */
 	cpumask_and(cpumask, attrs->cpumask, wq_numa_possible_cpumask[node]);
+
+	if (cpumask_empty(cpumask)) {
+		pr_warn_once("WARNING: workqueue cpumask: online intersect > "
+				"possible intersect\n");
+		return false;
+	}
+
 	return !cpumask_equal(cpumask, attrs->cpumask);
 
 use_dfl:
@@ -3744,8 +3751,12 @@ static int apply_workqueue_attrs_locked(struct workqueue_struct *wq,
 		return -EINVAL;
 
 	/* creating multiple pwqs breaks ordering guarantee */
-	if (WARN_ON((wq->flags & __WQ_ORDERED) && !list_empty(&wq->pwqs)))
-		return -EINVAL;
+	if (!list_empty(&wq->pwqs)) {
+		if (WARN_ON(wq->flags & __WQ_ORDERED_EXPLICIT))
+			return -EINVAL;
+
+		wq->flags &= ~__WQ_ORDERED;
+	}
 
 	ctx = apply_wqattrs_prepare(wq, attrs);
 	if (!ctx)
@@ -3929,6 +3940,16 @@ struct workqueue_struct *__alloc_workqueue_key(const char *fmt,
 	struct workqueue_struct *wq;
 	struct pool_workqueue *pwq;
 
+	/*
+	 * Unbound && max_active == 1 used to imply ordered, which is no
+	 * longer the case on NUMA machines due to per-node pools.  While
+	 * alloc_ordered_workqueue() is the right way to create an ordered
+	 * workqueue, keep the previous behavior to avoid subtle breakages
+	 * on NUMA.
+	 */
+	if ((flags & WQ_UNBOUND) && max_active == 1)
+		flags |= __WQ_ORDERED;
+
 	/* see the comment above the definition of WQ_POWER_EFFICIENT */
 	if ((flags & WQ_POWER_EFFICIENT) && wq_power_efficient)
 		flags |= WQ_UNBOUND;
@@ -4119,13 +4140,14 @@ void workqueue_set_max_active(struct workqueue_struct *wq, int max_active)
 	struct pool_workqueue *pwq;
 
 	/* disallow meddling with max_active for ordered workqueues */
-	if (WARN_ON(wq->flags & __WQ_ORDERED))
+	if (WARN_ON(wq->flags & __WQ_ORDERED_EXPLICIT))
 		return;
 
 	max_active = wq_clamp_max_active(max_active, wq->flags, wq->name);
 
 	mutex_lock(&wq->mutex);
 
+	wq->flags &= ~__WQ_ORDERED;
 	wq->saved_max_active = max_active;
 
 	for_each_pwq(pwq, wq)
@@ -5253,7 +5275,7 @@ int workqueue_sysfs_register(struct workqueue_struct *wq)
 	 * attributes breaks ordering guarantee.  Disallow exposing ordered
 	 * workqueues.
 	 */
-	if (WARN_ON(wq->flags & __WQ_ORDERED))
+	if (WARN_ON(wq->flags & __WQ_ORDERED_EXPLICIT))
 		return -EINVAL;
 
 	wq->wq_dev = wq_dev = kzalloc(sizeof(*wq_dev), GFP_KERNEL);
diff --git a/lib/test_rhashtable.c b/lib/test_rhashtable.c
index 64e899b..0ffca99 100644
--- a/lib/test_rhashtable.c
+++ b/lib/test_rhashtable.c
@@ -56,8 +56,13 @@ static bool enomem_retry = false;
 module_param(enomem_retry, bool, 0);
 MODULE_PARM_DESC(enomem_retry, "Retry insert even if -ENOMEM was returned (default: off)");
 
+struct test_obj_val {
+	int	id;
+	int	tid;
+};
+
 struct test_obj {
-	int			value;
+	struct test_obj_val	value;
 	struct rhash_head	node;
 };
 
@@ -72,7 +77,7 @@ static struct test_obj array[MAX_ENTRIES];
 static struct rhashtable_params test_rht_params = {
 	.head_offset = offsetof(struct test_obj, node),
 	.key_offset = offsetof(struct test_obj, value),
-	.key_len = sizeof(int),
+	.key_len = sizeof(struct test_obj_val),
 	.hashfn = jhash,
 	.nulls_base = (3U << RHT_BASE_SHIFT),
 };
@@ -109,24 +114,26 @@ static int __init test_rht_lookup(struct rhashtable *ht)
 	for (i = 0; i < entries * 2; i++) {
 		struct test_obj *obj;
 		bool expected = !(i % 2);
-		u32 key = i;
+		struct test_obj_val key = {
+			.id = i,
+		};
 
-		if (array[i / 2].value == TEST_INSERT_FAIL)
+		if (array[i / 2].value.id == TEST_INSERT_FAIL)
 			expected = false;
 
 		obj = rhashtable_lookup_fast(ht, &key, test_rht_params);
 
 		if (expected && !obj) {
-			pr_warn("Test failed: Could not find key %u\n", key);
+			pr_warn("Test failed: Could not find key %u\n", key.id);
 			return -ENOENT;
 		} else if (!expected && obj) {
 			pr_warn("Test failed: Unexpected entry found for key %u\n",
-				key);
+				key.id);
 			return -EEXIST;
 		} else if (expected && obj) {
-			if (obj->value != i) {
+			if (obj->value.id != i) {
 				pr_warn("Test failed: Lookup value mismatch %u!=%u\n",
-					obj->value, i);
+					obj->value.id, i);
 				return -EINVAL;
 			}
 		}
@@ -195,7 +202,7 @@ static s64 __init test_rhashtable(struct rhashtable *ht)
 	for (i = 0; i < entries; i++) {
 		struct test_obj *obj = &array[i];
 
-		obj->value = i * 2;
+		obj->value.id = i * 2;
 		err = insert_retry(ht, &obj->node, test_rht_params);
 		if (err > 0)
 			insert_retries += err;
@@ -216,9 +223,11 @@ static s64 __init test_rhashtable(struct rhashtable *ht)
 
 	pr_info("  Deleting %d keys\n", entries);
 	for (i = 0; i < entries; i++) {
-		u32 key = i * 2;
+		struct test_obj_val key = {
+			.id = i * 2,
+		};
 
-		if (array[i].value != TEST_INSERT_FAIL) {
+		if (array[i].value.id != TEST_INSERT_FAIL) {
 			obj = rhashtable_lookup_fast(ht, &key, test_rht_params);
 			BUG_ON(!obj);
 
@@ -242,18 +251,21 @@ static int thread_lookup_test(struct thread_data *tdata)
 
 	for (i = 0; i < entries; i++) {
 		struct test_obj *obj;
-		int key = (tdata->id << 16) | i;
+		struct test_obj_val key = {
+			.id = i,
+			.tid = tdata->id,
+		};
 
 		obj = rhashtable_lookup_fast(&ht, &key, test_rht_params);
-		if (obj && (tdata->objs[i].value == TEST_INSERT_FAIL)) {
-			pr_err("  found unexpected object %d\n", key);
+		if (obj && (tdata->objs[i].value.id == TEST_INSERT_FAIL)) {
+			pr_err("  found unexpected object %d-%d\n", key.tid, key.id);
 			err++;
-		} else if (!obj && (tdata->objs[i].value != TEST_INSERT_FAIL)) {
-			pr_err("  object %d not found!\n", key);
+		} else if (!obj && (tdata->objs[i].value.id != TEST_INSERT_FAIL)) {
+			pr_err("  object %d-%d not found!\n", key.tid, key.id);
 			err++;
-		} else if (obj && (obj->value != key)) {
-			pr_err("  wrong object returned (got %d, expected %d)\n",
-			       obj->value, key);
+		} else if (obj && memcmp(&obj->value, &key, sizeof(key))) {
+			pr_err("  wrong object returned (got %d-%d, expected %d-%d)\n",
+			       obj->value.tid, obj->value.id, key.tid, key.id);
 			err++;
 		}
 
@@ -272,7 +284,8 @@ static int threadfunc(void *data)
 		pr_err("  thread[%d]: down_interruptible failed\n", tdata->id);
 
 	for (i = 0; i < entries; i++) {
-		tdata->objs[i].value = (tdata->id << 16) | i;
+		tdata->objs[i].value.id = i;
+		tdata->objs[i].value.tid = tdata->id;
 		err = insert_retry(&ht, &tdata->objs[i].node, test_rht_params);
 		if (err > 0) {
 			insert_retries += err;
@@ -295,7 +308,7 @@ static int threadfunc(void *data)
 
 	for (step = 10; step > 0; step--) {
 		for (i = 0; i < entries; i += step) {
-			if (tdata->objs[i].value == TEST_INSERT_FAIL)
+			if (tdata->objs[i].value.id == TEST_INSERT_FAIL)
 				continue;
 			err = rhashtable_remove_fast(&ht, &tdata->objs[i].node,
 			                             test_rht_params);
@@ -304,7 +317,7 @@ static int threadfunc(void *data)
 				       tdata->id);
 				goto out;
 			}
-			tdata->objs[i].value = TEST_INSERT_FAIL;
+			tdata->objs[i].value.id = TEST_INSERT_FAIL;
 
 			cond_resched();
 		}
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index bc48ee7..a1a0ac0a 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -4078,6 +4078,7 @@ long follow_hugetlb_page(struct mm_struct *mm, struct vm_area_struct *vma,
 	unsigned long vaddr = *position;
 	unsigned long remainder = *nr_pages;
 	struct hstate *h = hstate_vma(vma);
+	int err = -EFAULT;
 
 	while (vaddr < vma->vm_end && remainder) {
 		pte_t *pte;
@@ -4154,11 +4155,7 @@ long follow_hugetlb_page(struct mm_struct *mm, struct vm_area_struct *vma,
 			}
 			ret = hugetlb_fault(mm, vma, vaddr, fault_flags);
 			if (ret & VM_FAULT_ERROR) {
-				int err = vm_fault_to_errno(ret, flags);
-
-				if (err)
-					return err;
-
+				err = vm_fault_to_errno(ret, flags);
 				remainder = 0;
 				break;
 			}
@@ -4213,7 +4210,7 @@ long follow_hugetlb_page(struct mm_struct *mm, struct vm_area_struct *vma,
 	 */
 	*position = vaddr;
 
-	return i ? i : -EFAULT;
+	return i ? i : err;
 }
 
 #ifndef __HAVE_ARCH_FLUSH_HUGETLB_TLB_RANGE
diff --git a/mm/internal.h b/mm/internal.h
index 24d88f0..4ef49fc 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -498,6 +498,7 @@ extern struct workqueue_struct *mm_percpu_wq;
 #ifdef CONFIG_ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH
 void try_to_unmap_flush(void);
 void try_to_unmap_flush_dirty(void);
+void flush_tlb_batched_pending(struct mm_struct *mm);
 #else
 static inline void try_to_unmap_flush(void)
 {
@@ -505,7 +506,9 @@ static inline void try_to_unmap_flush(void)
 static inline void try_to_unmap_flush_dirty(void)
 {
 }
-
+static inline void flush_tlb_batched_pending(struct mm_struct *mm)
+{
+}
 #endif /* CONFIG_ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH */
 
 extern const struct trace_print_flags pageflag_names[];
diff --git a/mm/kasan/report.c b/mm/kasan/report.c
index 04bb1d3..6bcfb01 100644
--- a/mm/kasan/report.c
+++ b/mm/kasan/report.c
@@ -401,6 +401,7 @@ void kasan_report(unsigned long addr, size_t size,
 	disable_trace_on_warning();
 
 	info.access_addr = (void *)addr;
+	info.first_bad_addr = (void *)addr;
 	info.access_size = size;
 	info.is_write = is_write;
 	info.ip = ip;
diff --git a/mm/madvise.c b/mm/madvise.c
index 9976852..47d8d8a 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -320,6 +320,7 @@ static int madvise_free_pte_range(pmd_t *pmd, unsigned long addr,
 
 	tlb_remove_check_page_size_change(tlb, PAGE_SIZE);
 	orig_pte = pte = pte_offset_map_lock(mm, pmd, addr, &ptl);
+	flush_tlb_batched_pending(mm);
 	arch_enter_lazy_mmu_mode();
 	for (; addr != end; pte++, addr += PAGE_SIZE) {
 		ptent = *pte;
diff --git a/mm/memory.c b/mm/memory.c
index 0e517be..f65beaa 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1197,6 +1197,7 @@ static unsigned long zap_pte_range(struct mmu_gather *tlb,
 	init_rss_vec(rss);
 	start_pte = pte_offset_map_lock(mm, pmd, addr, &ptl);
 	pte = start_pte;
+	flush_tlb_batched_pending(mm);
 	arch_enter_lazy_mmu_mode();
 	do {
 		pte_t ptent = *pte;
diff --git a/mm/mprotect.c b/mm/mprotect.c
index 1a8c9ca..4180ad8 100644
--- a/mm/mprotect.c
+++ b/mm/mprotect.c
@@ -64,6 +64,7 @@ static unsigned long change_pte_range(struct vm_area_struct *vma, pmd_t *pmd,
 	    atomic_read(&vma->vm_mm->mm_users) == 1)
 		target_node = numa_node_id();
 
+	flush_tlb_batched_pending(vma->vm_mm);
 	arch_enter_lazy_mmu_mode();
 	do {
 		oldpte = *pte;
diff --git a/mm/mremap.c b/mm/mremap.c
index cd8a1b1..3f23715 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -152,6 +152,7 @@ static void move_ptes(struct vm_area_struct *vma, pmd_t *old_pmd,
 	new_ptl = pte_lockptr(mm, new_pmd);
 	if (new_ptl != old_ptl)
 		spin_lock_nested(new_ptl, SINGLE_DEPTH_NESTING);
+	flush_tlb_batched_pending(vma->vm_mm);
 	arch_enter_lazy_mmu_mode();
 
 	for (; old_addr < old_end; old_pte++, old_addr += PAGE_SIZE,
@@ -428,6 +429,7 @@ static struct vm_area_struct *vma_to_resize(unsigned long addr,
 static unsigned long mremap_to(unsigned long addr, unsigned long old_len,
 		unsigned long new_addr, unsigned long new_len, bool *locked,
 		struct vm_userfaultfd_ctx *uf,
+		struct list_head *uf_unmap_early,
 		struct list_head *uf_unmap)
 {
 	struct mm_struct *mm = current->mm;
@@ -446,7 +448,7 @@ static unsigned long mremap_to(unsigned long addr, unsigned long old_len,
 	if (addr + old_len > new_addr && new_addr + new_len > addr)
 		goto out;
 
-	ret = do_munmap(mm, new_addr, new_len, NULL);
+	ret = do_munmap(mm, new_addr, new_len, uf_unmap_early);
 	if (ret)
 		goto out;
 
@@ -514,6 +516,7 @@ SYSCALL_DEFINE5(mremap, unsigned long, addr, unsigned long, old_len,
 	unsigned long charged = 0;
 	bool locked = false;
 	struct vm_userfaultfd_ctx uf = NULL_VM_UFFD_CTX;
+	LIST_HEAD(uf_unmap_early);
 	LIST_HEAD(uf_unmap);
 
 	if (flags & ~(MREMAP_FIXED | MREMAP_MAYMOVE))
@@ -541,7 +544,7 @@ SYSCALL_DEFINE5(mremap, unsigned long, addr, unsigned long, old_len,
 
 	if (flags & MREMAP_FIXED) {
 		ret = mremap_to(addr, old_len, new_addr, new_len,
-				&locked, &uf, &uf_unmap);
+				&locked, &uf, &uf_unmap_early, &uf_unmap);
 		goto out;
 	}
 
@@ -621,6 +624,7 @@ SYSCALL_DEFINE5(mremap, unsigned long, addr, unsigned long, old_len,
 	up_write(&current->mm->mmap_sem);
 	if (locked && new_len > old_len)
 		mm_populate(new_addr + old_len, new_len - old_len);
+	userfaultfd_unmap_complete(mm, &uf_unmap_early);
 	mremap_userfaultfd_complete(&uf, addr, new_addr, old_len);
 	userfaultfd_unmap_complete(mm, &uf_unmap);
 	return ret;
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 6d30e91..fc32aa8 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4891,9 +4891,11 @@ int numa_zonelist_order_handler(struct ctl_table *table, int write,
 				NUMA_ZONELIST_ORDER_LEN);
 			user_zonelist_order = oldval;
 		} else if (oldval != user_zonelist_order) {
+			mem_hotplug_begin();
 			mutex_lock(&zonelists_mutex);
 			build_all_zonelists(NULL, NULL);
 			mutex_unlock(&zonelists_mutex);
+			mem_hotplug_done();
 		}
 	}
 out:
diff --git a/mm/page_io.c b/mm/page_io.c
index b6c4ac38..5f61b54 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -22,6 +22,7 @@
 #include <linux/frontswap.h>
 #include <linux/blkdev.h>
 #include <linux/uio.h>
+#include <linux/sched/task.h>
 #include <asm/pgtable.h>
 
 static struct bio *get_swap_bio(gfp_t gfp_flags,
@@ -136,6 +137,7 @@ static void end_swap_bio_read(struct bio *bio)
 	WRITE_ONCE(bio->bi_private, NULL);
 	bio_put(bio);
 	wake_up_process(waiter);
+	put_task_struct(waiter);
 }
 
 int generic_swapfile_activate(struct swap_info_struct *sis,
@@ -378,6 +380,11 @@ int swap_readpage(struct page *page, bool do_poll)
 		goto out;
 	}
 	bdev = bio->bi_bdev;
+	/*
+	 * Keep this task valid during swap readpage because the oom killer may
+	 * attempt to access it in the page fault retry time check.
+	 */
+	get_task_struct(current);
 	bio->bi_private = current;
 	bio_set_op_attrs(bio, REQ_OP_READ, 0);
 	count_vm_event(PSWPIN);
diff --git a/mm/rmap.c b/mm/rmap.c
index ced14f1..c8993c6 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -605,6 +605,13 @@ static void set_tlb_ubc_flush_pending(struct mm_struct *mm, bool writable)
 	tlb_ubc->flush_required = true;
 
 	/*
+	 * Ensure compiler does not re-order the setting of tlb_flush_batched
+	 * before the PTE is cleared.
+	 */
+	barrier();
+	mm->tlb_flush_batched = true;
+
+	/*
 	 * If the PTE was dirty then it's best to assume it's writable. The
 	 * caller must use try_to_unmap_flush_dirty() or try_to_unmap_flush()
 	 * before the page is queued for IO.
@@ -631,6 +638,35 @@ static bool should_defer_flush(struct mm_struct *mm, enum ttu_flags flags)
 
 	return should_defer;
 }
+
+/*
+ * Reclaim unmaps pages under the PTL but do not flush the TLB prior to
+ * releasing the PTL if TLB flushes are batched. It's possible for a parallel
+ * operation such as mprotect or munmap to race between reclaim unmapping
+ * the page and flushing the page. If this race occurs, it potentially allows
+ * access to data via a stale TLB entry. Tracking all mm's that have TLB
+ * batching in flight would be expensive during reclaim so instead track
+ * whether TLB batching occurred in the past and if so then do a flush here
+ * if required. This will cost one additional flush per reclaim cycle paid
+ * by the first operation at risk such as mprotect and mumap.
+ *
+ * This must be called under the PTL so that an access to tlb_flush_batched
+ * that is potentially a "reclaim vs mprotect/munmap/etc" race will synchronise
+ * via the PTL.
+ */
+void flush_tlb_batched_pending(struct mm_struct *mm)
+{
+	if (mm->tlb_flush_batched) {
+		flush_tlb_mm(mm);
+
+		/*
+		 * Do not allow the compiler to re-order the clearing of
+		 * tlb_flush_batched before the tlb is flushed.
+		 */
+		barrier();
+		mm->tlb_flush_batched = false;
+	}
+}
 #else
 static void set_tlb_ubc_flush_pending(struct mm_struct *mm, bool writable)
 {
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index 013eea7..308acb9 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -2453,7 +2453,6 @@ void zs_destroy_pool(struct zs_pool *pool)
 	}
 
 	destroy_cache(pool);
-	kfree(pool->size_class);
 	kfree(pool->name);
 	kfree(pool);
 }
diff --git a/net/core/dev_ioctl.c b/net/core/dev_ioctl.c
index 06b147d..709a4e6 100644
--- a/net/core/dev_ioctl.c
+++ b/net/core/dev_ioctl.c
@@ -263,6 +263,8 @@ static int dev_ifsioc(struct net *net, struct ifreq *ifr, unsigned int cmd)
 		return dev_set_mtu(dev, ifr->ifr_mtu);
 
 	case SIOCSIFHWADDR:
+		if (dev->addr_len > sizeof(struct sockaddr))
+			return -EINVAL;
 		return dev_set_mac_address(dev, &ifr->ifr_hwaddr);
 
 	case SIOCSIFHWBROADCAST:
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 8357f16..912731b 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -666,7 +666,7 @@ int netpoll_setup(struct netpoll *np)
 	int err;
 
 	rtnl_lock();
-	if (np->dev_name) {
+	if (np->dev_name[0]) {
 		struct net *net = current->nsproxy->net_ns;
 		ndev = __dev_get_by_name(net, np->dev_name);
 	}
diff --git a/net/dccp/feat.c b/net/dccp/feat.c
index 1704948..f227f00 100644
--- a/net/dccp/feat.c
+++ b/net/dccp/feat.c
@@ -1471,9 +1471,12 @@ int dccp_feat_init(struct sock *sk)
 	 * singleton values (which always leads to failure).
 	 * These settings can still (later) be overridden via sockopts.
 	 */
-	if (ccid_get_builtin_ccids(&tx.val, &tx.len) ||
-	    ccid_get_builtin_ccids(&rx.val, &rx.len))
+	if (ccid_get_builtin_ccids(&tx.val, &tx.len))
 		return -ENOBUFS;
+	if (ccid_get_builtin_ccids(&rx.val, &rx.len)) {
+		kfree(tx.val);
+		return -ENOBUFS;
+	}
 
 	if (!dccp_feat_prefer(sysctl_dccp_tx_ccid, tx.val, tx.len) ||
 	    !dccp_feat_prefer(sysctl_dccp_rx_ccid, rx.val, rx.len))
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index f85d901..1b202f1 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -631,6 +631,7 @@ int dccp_v4_conn_request(struct sock *sk, struct sk_buff *skb)
 		goto drop_and_free;
 
 	inet_csk_reqsk_queue_hash_add(sk, req, DCCP_TIMEOUT_INIT);
+	reqsk_put(req);
 	return 0;
 
 drop_and_free:
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index c376af5..1b58eac 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -380,6 +380,7 @@ static int dccp_v6_conn_request(struct sock *sk, struct sk_buff *skb)
 		goto drop_and_free;
 
 	inet_csk_reqsk_queue_hash_add(sk, req, DCCP_TIMEOUT_INIT);
+	reqsk_put(req);
 	return 0;
 
 drop_and_free:
diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c
index 56e4609..c442051 100644
--- a/net/dsa/dsa2.c
+++ b/net/dsa/dsa2.c
@@ -509,21 +509,22 @@ static int dsa_cpu_parse(struct dsa_port *port, u32 index,
 		dst->cpu_dp->netdev = ethernet_dev;
 	}
 
-	tag_protocol = ds->ops->get_tag_protocol(ds);
-	dst->tag_ops = dsa_resolve_tag_protocol(tag_protocol);
-	if (IS_ERR(dst->tag_ops)) {
-		dev_warn(ds->dev, "No tagger for this switch\n");
-		return PTR_ERR(dst->tag_ops);
-	}
-
-	dst->rcv = dst->tag_ops->rcv;
-
 	/* Initialize cpu_port_mask now for drv->setup()
 	 * to have access to a correct value, just like what
 	 * net/dsa/dsa.c::dsa_switch_setup_one does.
 	 */
 	ds->cpu_port_mask |= BIT(index);
 
+	tag_protocol = ds->ops->get_tag_protocol(ds);
+	dst->tag_ops = dsa_resolve_tag_protocol(tag_protocol);
+	if (IS_ERR(dst->tag_ops)) {
+		dev_warn(ds->dev, "No tagger for this switch\n");
+		ds->cpu_port_mask &= ~BIT(index);
+		return PTR_ERR(dst->tag_ops);
+	}
+
+	dst->rcv = dst->tag_ops->rcv;
+
 	return 0;
 }
 
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index 22210010..b8d1817 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -1452,7 +1452,7 @@ static int call_fib_nh_notifiers(struct fib_nh *fib_nh,
 		return call_fib_notifiers(dev_net(fib_nh->nh_dev), event_type,
 					  &info.info);
 	case FIB_EVENT_NH_DEL:
-		if ((IN_DEV_IGNORE_ROUTES_WITH_LINKDOWN(in_dev) &&
+		if ((in_dev && IN_DEV_IGNORE_ROUTES_WITH_LINKDOWN(in_dev) &&
 		     fib_nh->nh_flags & RTNH_F_LINKDOWN) ||
 		    (fib_nh->nh_flags & RTNH_F_DEAD))
 			return call_fib_notifiers(dev_net(fib_nh->nh_dev),
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 4e985de..2f1588b 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2202,9 +2202,10 @@ static bool tcp_small_queue_check(struct sock *sk, const struct sk_buff *skb,
 static void tcp_chrono_set(struct tcp_sock *tp, const enum tcp_chrono new)
 {
 	const u32 now = tcp_jiffies32;
+	enum tcp_chrono old = tp->chrono_type;
 
-	if (tp->chrono_type > TCP_CHRONO_UNSPEC)
-		tp->chrono_stat[tp->chrono_type - 1] += now - tp->chrono_start;
+	if (old > TCP_CHRONO_UNSPEC)
+		tp->chrono_stat[old - 1] += now - tp->chrono_start;
 	tp->chrono_start = now;
 	tp->chrono_type = new;
 }
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index b057653..e6276fa 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1163,34 +1163,32 @@ int udp_sendpage(struct sock *sk, struct page *page, int offset,
 	return ret;
 }
 
-#if BITS_PER_LONG == 64
+#define UDP_SKB_IS_STATELESS 0x80000000
+
 static void udp_set_dev_scratch(struct sk_buff *skb)
 {
-	struct udp_dev_scratch *scratch;
+	struct udp_dev_scratch *scratch = udp_skb_scratch(skb);
 
 	BUILD_BUG_ON(sizeof(struct udp_dev_scratch) > sizeof(long));
-	scratch = (struct udp_dev_scratch *)&skb->dev_scratch;
-	scratch->truesize = skb->truesize;
+	scratch->_tsize_state = skb->truesize;
+#if BITS_PER_LONG == 64
 	scratch->len = skb->len;
 	scratch->csum_unnecessary = !!skb_csum_unnecessary(skb);
 	scratch->is_linear = !skb_is_nonlinear(skb);
-}
-
-static int udp_skb_truesize(struct sk_buff *skb)
-{
-	return ((struct udp_dev_scratch *)&skb->dev_scratch)->truesize;
-}
-#else
-static void udp_set_dev_scratch(struct sk_buff *skb)
-{
-	skb->dev_scratch = skb->truesize;
-}
-
-static int udp_skb_truesize(struct sk_buff *skb)
-{
-	return skb->dev_scratch;
-}
 #endif
+	if (likely(!skb->_skb_refdst))
+		scratch->_tsize_state |= UDP_SKB_IS_STATELESS;
+}
+
+static int udp_skb_truesize(struct sk_buff *skb)
+{
+	return udp_skb_scratch(skb)->_tsize_state & ~UDP_SKB_IS_STATELESS;
+}
+
+static bool udp_skb_has_head_state(struct sk_buff *skb)
+{
+	return !(udp_skb_scratch(skb)->_tsize_state & UDP_SKB_IS_STATELESS);
+}
 
 /* fully reclaim rmem/fwd memory allocated for skb */
 static void udp_rmem_release(struct sock *sk, int size, int partial,
@@ -1388,10 +1386,10 @@ void skb_consume_udp(struct sock *sk, struct sk_buff *skb, int len)
 		unlock_sock_fast(sk, slow);
 	}
 
-	/* we cleared the head states previously only if the skb lacks any IP
-	 * options, see __udp_queue_rcv_skb().
+	/* In the more common cases we cleared the head states previously,
+	 * see __udp_queue_rcv_skb().
 	 */
-	if (unlikely(IPCB(skb)->opt.optlen > 0))
+	if (unlikely(udp_skb_has_head_state(skb)))
 		skb_release_head_state(skb);
 	consume_stateless_skb(skb);
 }
@@ -1784,11 +1782,11 @@ static int __udp_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
 		sk_mark_napi_id_once(sk, skb);
 	}
 
-	/* At recvmsg() time we need skb->dst to process IP options-related
-	 * cmsg, elsewhere can we clear all pending head states while they are
-	 * hot in the cache
+	/* At recvmsg() time we may access skb->dst or skb->sp depending on
+	 * the IP options and the cmsg flags, elsewhere can we clear all
+	 * pending head states while they are hot in the cache
 	 */
-	if (likely(IPCB(skb)->opt.optlen == 0))
+	if (likely(IPCB(skb)->opt.optlen == 0 && !skb_sec_path(skb)))
 		skb_release_head_state(skb);
 
 	rc = __udp_enqueue_schedule_skb(sk, skb);
@@ -1930,7 +1928,7 @@ static int udp_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
 /* For TCP sockets, sk_rx_dst is protected by socket lock
  * For UDP, we use xchg() to guard against concurrent changes.
  */
-static void udp_sk_rx_dst_set(struct sock *sk, struct dst_entry *dst)
+void udp_sk_rx_dst_set(struct sock *sk, struct dst_entry *dst)
 {
 	struct dst_entry *old;
 
@@ -1939,6 +1937,7 @@ static void udp_sk_rx_dst_set(struct sock *sk, struct dst_entry *dst)
 		dst_release(old);
 	}
 }
+EXPORT_SYMBOL(udp_sk_rx_dst_set);
 
 /*
  *	Multicasts and broadcasts go to each listener.
diff --git a/net/ipv6/exthdrs.c b/net/ipv6/exthdrs.c
index 4996d73..3cec529 100644
--- a/net/ipv6/exthdrs.c
+++ b/net/ipv6/exthdrs.c
@@ -756,6 +756,7 @@ static bool ipv6_hop_jumbo(struct sk_buff *skb, int optoff)
 	if (pskb_trim_rcsum(skb, pkt_len + sizeof(struct ipv6hdr)))
 		goto drop;
 
+	IP6CB(skb)->flags |= IP6SKB_JUMBOGRAM;
 	return true;
 
 drop:
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 1422d6c..162efba 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -673,8 +673,6 @@ int ip6_fragment(struct net *net, struct sock *sk, struct sk_buff *skb,
 		*prevhdr = NEXTHDR_FRAGMENT;
 		tmp_hdr = kmemdup(skb_network_header(skb), hlen, GFP_ATOMIC);
 		if (!tmp_hdr) {
-			IP6_INC_STATS(net, ip6_dst_idev(skb_dst(skb)),
-				      IPSTATS_MIB_FRAGFAILS);
 			err = -ENOMEM;
 			goto fail;
 		}
@@ -789,8 +787,6 @@ int ip6_fragment(struct net *net, struct sock *sk, struct sk_buff *skb,
 		frag = alloc_skb(len + hlen + sizeof(struct frag_hdr) +
 				 hroom + troom, GFP_ATOMIC);
 		if (!frag) {
-			IP6_INC_STATS(net, ip6_dst_idev(skb_dst(skb)),
-				      IPSTATS_MIB_FRAGFAILS);
 			err = -ENOMEM;
 			goto fail;
 		}
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 4a3e656..578142b 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -291,11 +291,7 @@ static struct sock *__udp6_lib_lookup_skb(struct sk_buff *skb,
 					  struct udp_table *udptable)
 {
 	const struct ipv6hdr *iph = ipv6_hdr(skb);
-	struct sock *sk;
 
-	sk = skb_steal_sock(skb);
-	if (unlikely(sk))
-		return sk;
 	return __udp6_lib_lookup(dev_net(skb->dev), &iph->saddr, sport,
 				 &iph->daddr, dport, inet6_iif(skb),
 				 udptable, skb);
@@ -332,6 +328,15 @@ struct sock *udp6_lib_lookup(struct net *net, const struct in6_addr *saddr, __be
 EXPORT_SYMBOL_GPL(udp6_lib_lookup);
 #endif
 
+/* do not use the scratch area len for jumbogram: their length execeeds the
+ * scratch area space; note that the IP6CB flags is still in the first
+ * cacheline, so checking for jumbograms is cheap
+ */
+static int udp6_skb_len(struct sk_buff *skb)
+{
+	return unlikely(inet6_is_jumbogram(skb)) ? skb->len : udp_skb_len(skb);
+}
+
 /*
  *	This should be easy, if there is something there we
  *	return it, otherwise we block.
@@ -362,7 +367,7 @@ int udpv6_recvmsg(struct sock *sk, struct msghdr *msg, size_t len,
 	if (!skb)
 		return err;
 
-	ulen = udp_skb_len(skb);
+	ulen = udp6_skb_len(skb);
 	copied = len;
 	if (copied > ulen - off)
 		copied = ulen - off;
@@ -804,6 +809,24 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
 	if (udp6_csum_init(skb, uh, proto))
 		goto csum_error;
 
+	/* Check if the socket is already available, e.g. due to early demux */
+	sk = skb_steal_sock(skb);
+	if (sk) {
+		struct dst_entry *dst = skb_dst(skb);
+		int ret;
+
+		if (unlikely(sk->sk_rx_dst != dst))
+			udp_sk_rx_dst_set(sk, dst);
+
+		ret = udpv6_queue_rcv_skb(sk, skb);
+		sock_put(sk);
+
+		/* a return value > 0 means to resubmit the input */
+		if (ret > 0)
+			return ret;
+		return 0;
+	}
+
 	/*
 	 *	Multicast receive code
 	 */
@@ -812,11 +835,6 @@ int __udp6_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
 				saddr, daddr, udptable, proto);
 
 	/* Unicast */
-
-	/*
-	 * check socket cache ... must talk to Alan about his plans
-	 * for sock caches... i'll skip this for now.
-	 */
 	sk = __udp6_lib_lookup_skb(skb, uh->source, uh->dest, udptable);
 	if (sk) {
 		int ret;
diff --git a/net/openvswitch/conntrack.c b/net/openvswitch/conntrack.c
index e3c4c6c..03859e3 100644
--- a/net/openvswitch/conntrack.c
+++ b/net/openvswitch/conntrack.c
@@ -1310,8 +1310,8 @@ static int parse_ct(const struct nlattr *attr, struct ovs_conntrack_info *info,
 
 	nla_for_each_nested(a, attr, rem) {
 		int type = nla_type(a);
-		int maxlen = ovs_ct_attr_lens[type].maxlen;
-		int minlen = ovs_ct_attr_lens[type].minlen;
+		int maxlen;
+		int minlen;
 
 		if (type > OVS_CT_ATTR_MAX) {
 			OVS_NLERR(log,
@@ -1319,6 +1319,9 @@ static int parse_ct(const struct nlattr *attr, struct ovs_conntrack_info *info,
 				  type, OVS_CT_ATTR_MAX);
 			return -EINVAL;
 		}
+
+		maxlen = ovs_ct_attr_lens[type].maxlen;
+		minlen = ovs_ct_attr_lens[type].minlen;
 		if (nla_len(a) < minlen || nla_len(a) > maxlen) {
 			OVS_NLERR(log,
 				  "Conntrack attr type has unexpected length (type=%d, length=%d, expected=%d)",
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 008bb34..0615c2a 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -4329,7 +4329,7 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u,
 		register_prot_hook(sk);
 	}
 	spin_unlock(&po->bind_lock);
-	if (closing && (po->tp_version > TPACKET_V2)) {
+	if (pg_vec && (po->tp_version > TPACKET_V2)) {
 		/* Because we don't support block-based V3 on tx-ring */
 		if (!tx_ring)
 			prb_shutdown_retire_blk_timer(po, rb_queue);
diff --git a/net/socket.c b/net/socket.c
index bf21226..ad22df1 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -1916,7 +1916,7 @@ static int copy_msghdr_from_user(struct msghdr *kmsg,
 	if (copy_from_user(&msg, umsg, sizeof(*umsg)))
 		return -EFAULT;
 
-	kmsg->msg_control = msg.msg_control;
+	kmsg->msg_control = (void __force *)msg.msg_control;
 	kmsg->msg_controllen = msg.msg_controllen;
 	kmsg->msg_flags = msg.msg_flags;
 
@@ -1935,7 +1935,8 @@ static int copy_msghdr_from_user(struct msghdr *kmsg,
 
 	if (msg.msg_name && kmsg->msg_namelen) {
 		if (!save_addr) {
-			err = move_addr_to_kernel(msg.msg_name, kmsg->msg_namelen,
+			err = move_addr_to_kernel(msg.msg_name,
+						  kmsg->msg_namelen,
 						  kmsg->msg_name);
 			if (err < 0)
 				return err;
diff --git a/samples/bpf/tcbpf2_kern.c b/samples/bpf/tcbpf2_kern.c
index 9c823a6..270edcc 100644
--- a/samples/bpf/tcbpf2_kern.c
+++ b/samples/bpf/tcbpf2_kern.c
@@ -147,9 +147,9 @@ int _geneve_set_tunnel(struct __sk_buff *skb)
 	__builtin_memset(&gopt, 0x0, sizeof(gopt));
 	gopt.opt_class = 0x102; /* Open Virtual Networking (OVN) */
 	gopt.type = 0x08;
-	gopt.r1 = 1;
+	gopt.r1 = 0;
 	gopt.r2 = 0;
-	gopt.r3 = 1;
+	gopt.r3 = 0;
 	gopt.length = 2; /* 4-byte multiple */
 	*(int *) &gopt.opt_data = 0xdeadbeef;
 
diff --git a/samples/bpf/test_tunnel_bpf.sh b/samples/bpf/test_tunnel_bpf.sh
index 1ff634f..a70d2ea 100755
--- a/samples/bpf/test_tunnel_bpf.sh
+++ b/samples/bpf/test_tunnel_bpf.sh
@@ -149,6 +149,7 @@
 	ip link del veth1
 	ip link del ipip11
 	ip link del gretap11
+	ip link del vxlan11
 	ip link del geneve11
 	pkill tcpdump
 	pkill cat
diff --git a/tools/lib/bpf/bpf.c b/tools/lib/bpf/bpf.c
index 412a7c8..256f571 100644
--- a/tools/lib/bpf/bpf.c
+++ b/tools/lib/bpf/bpf.c
@@ -314,7 +314,6 @@ int bpf_obj_get_info_by_fd(int prog_fd, void *info, __u32 *info_len)
 	int err;
 
 	bzero(&attr, sizeof(attr));
-	bzero(info, *info_len);
 	attr.info.bpf_fd = prog_fd;
 	attr.info.info_len = *info_len;
 	attr.info.info = ptr_to_u64(info);
diff --git a/tools/testing/selftests/bpf/test_progs.c b/tools/testing/selftests/bpf/test_progs.c
index 5855cd3..1f7dd35 100644
--- a/tools/testing/selftests/bpf/test_progs.c
+++ b/tools/testing/selftests/bpf/test_progs.c
@@ -340,6 +340,7 @@ static void test_bpf_obj_id(void)
 
 		/* Check getting prog info */
 		info_len = sizeof(struct bpf_prog_info) * 2;
+		bzero(&prog_infos[i], info_len);
 		prog_infos[i].jited_prog_insns = ptr_to_u64(jited_insns);
 		prog_infos[i].jited_prog_len = sizeof(jited_insns);
 		prog_infos[i].xlated_prog_insns = ptr_to_u64(xlated_insns);
@@ -369,6 +370,7 @@ static void test_bpf_obj_id(void)
 
 		/* Check getting map info */
 		info_len = sizeof(struct bpf_map_info) * 2;
+		bzero(&map_infos[i], info_len);
 		err = bpf_obj_get_info_by_fd(map_fds[i], &map_infos[i],
 					     &info_len);
 		if (CHECK(err ||
@@ -394,7 +396,7 @@ static void test_bpf_obj_id(void)
 	nr_id_found = 0;
 	next_id = 0;
 	while (!bpf_prog_get_next_id(next_id, &next_id)) {
-		struct bpf_prog_info prog_info;
+		struct bpf_prog_info prog_info = {};
 		int prog_fd;
 
 		info_len = sizeof(prog_info);
@@ -418,6 +420,8 @@ static void test_bpf_obj_id(void)
 		nr_id_found++;
 
 		err = bpf_obj_get_info_by_fd(prog_fd, &prog_info, &info_len);
+		prog_infos[i].jited_prog_insns = 0;
+		prog_infos[i].xlated_prog_insns = 0;
 		CHECK(err || info_len != sizeof(struct bpf_prog_info) ||
 		      memcmp(&prog_info, &prog_infos[i], info_len),
 		      "get-prog-info(next_id->fd)",
@@ -436,7 +440,7 @@ static void test_bpf_obj_id(void)
 	nr_id_found = 0;
 	next_id = 0;
 	while (!bpf_map_get_next_id(next_id, &next_id)) {
-		struct bpf_map_info map_info;
+		struct bpf_map_info map_info = {};
 		int map_fd;
 
 		info_len = sizeof(map_info);
diff --git a/tools/testing/selftests/bpf/test_verifier.c b/tools/testing/selftests/bpf/test_verifier.c
index af7d173..addea82 100644
--- a/tools/testing/selftests/bpf/test_verifier.c
+++ b/tools/testing/selftests/bpf/test_verifier.c
@@ -5980,6 +5980,34 @@ static struct bpf_test tests[] = {
 		.result = REJECT,
 		.result_unpriv = REJECT,
 	},
+	{
+		"subtraction bounds (map value)",
+		.insns = {
+			BPF_ST_MEM(BPF_DW, BPF_REG_10, -8, 0),
+			BPF_MOV64_REG(BPF_REG_2, BPF_REG_10),
+			BPF_ALU64_IMM(BPF_ADD, BPF_REG_2, -8),
+			BPF_LD_MAP_FD(BPF_REG_1, 0),
+			BPF_RAW_INSN(BPF_JMP | BPF_CALL, 0, 0, 0,
+				     BPF_FUNC_map_lookup_elem),
+			BPF_JMP_IMM(BPF_JEQ, BPF_REG_0, 0, 9),
+			BPF_LDX_MEM(BPF_B, BPF_REG_1, BPF_REG_0, 0),
+			BPF_JMP_IMM(BPF_JGT, BPF_REG_1, 0xff, 7),
+			BPF_LDX_MEM(BPF_B, BPF_REG_3, BPF_REG_0, 1),
+			BPF_JMP_IMM(BPF_JGT, BPF_REG_3, 0xff, 5),
+			BPF_ALU64_REG(BPF_SUB, BPF_REG_1, BPF_REG_3),
+			BPF_ALU64_IMM(BPF_RSH, BPF_REG_1, 56),
+			BPF_ALU64_REG(BPF_ADD, BPF_REG_0, BPF_REG_1),
+			BPF_LDX_MEM(BPF_B, BPF_REG_0, BPF_REG_0, 0),
+			BPF_EXIT_INSN(),
+			BPF_MOV64_IMM(BPF_REG_0, 0),
+			BPF_EXIT_INSN(),
+		},
+		.fixup_map1 = { 3 },
+		.errstr_unpriv = "R0 pointer arithmetic prohibited",
+		.errstr = "R0 min value is negative, either use unsigned index or do a if (index >=0) check.",
+		.result = REJECT,
+		.result_unpriv = REJECT,
+	},
 };
 
 static int probe_filter_length(const struct bpf_insn *fp)