Re: Linux 4.19.125

[Greg Kroah-Hartman]

diff --git a/Makefile b/Makefile
index 292c92c8369d..93c63bda7115 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 4
 PATCHLEVEL = 19
-SUBLEVEL = 124
+SUBLEVEL = 125
 EXTRAVERSION =
 NAME = "People's Front"
 
diff --git a/arch/arm/include/asm/futex.h b/arch/arm/include/asm/futex.h
index ffebe7b7a5b7..91ca80035fc4 100644
--- a/arch/arm/include/asm/futex.h
+++ b/arch/arm/include/asm/futex.h
@@ -163,8 +163,13 @@ arch_futex_atomic_op_inuser(int op, int oparg, int *oval, u32 __user *uaddr)
 	preempt_enable();
 #endif
 
-	if (!ret)
-		*oval = oldval;
+	/*
+	 * Store unconditionally. If ret != 0 the extra store is the least
+	 * of the worries but GCC cannot figure out that __futex_atomic_op()
+	 * is either setting ret to -EFAULT or storing the old value in
+	 * oldval which results in a uninitialized warning at the call site.
+	 */
+	*oval = oldval;
 
 	return ret;
 }
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 6f475dc5829b..f38d153d2586 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -139,7 +139,7 @@ config PPC
 	select ARCH_HAS_MEMBARRIER_CALLBACKS
 	select ARCH_HAS_SCALED_CPUTIME		if VIRT_CPU_ACCOUNTING_NATIVE
 	select ARCH_HAS_SG_CHAIN
-	select ARCH_HAS_STRICT_KERNEL_RWX	if ((PPC_BOOK3S_64 || PPC32) && !RELOCATABLE && !HIBERNATION)
+	select ARCH_HAS_STRICT_KERNEL_RWX	if (PPC32 && !HIBERNATION)
 	select ARCH_HAS_TICK_BROADCAST		if GENERIC_CLOCKEVENTS_BROADCAST
 	select ARCH_HAS_UACCESS_FLUSHCACHE	if PPC64
 	select ARCH_HAS_UBSAN_SANITIZE_ALL
diff --git a/arch/riscv/kernel/setup.c b/arch/riscv/kernel/setup.c
index 9713d4e8c22b..6558617bd2ce 100644
--- a/arch/riscv/kernel/setup.c
+++ b/arch/riscv/kernel/setup.c
@@ -19,6 +19,7 @@
  * to the Free Software Foundation, Inc.,
  */
 
+#include <linux/bootmem.h>
 #include <linux/init.h>
 #include <linux/mm.h>
 #include <linux/memblock.h>
@@ -187,6 +188,7 @@ static void __init setup_bootmem(void)
 
 	set_max_mapnr(PFN_DOWN(mem_size));
 	max_low_pfn = PFN_DOWN(memblock_end_of_DRAM());
+	max_pfn = max_low_pfn;
 
 #ifdef CONFIG_BLK_DEV_INITRD
 	setup_initrd();
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index 1ca76ca944ba..53dc8492f02f 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -345,8 +345,6 @@ static void __setup_APIC_LVTT(unsigned int clocks, int oneshot, int irqen)
 		 * According to Intel, MFENCE can do the serialization here.
 		 */
 		asm volatile("mfence" : : : "memory");
-
-		printk_once(KERN_DEBUG "TSC deadline timer enabled\n");
 		return;
 	}
 
@@ -545,7 +543,7 @@ static DEFINE_PER_CPU(struct clock_event_device, lapic_events);
 #define DEADLINE_MODEL_MATCH_REV(model, rev)	\
 	{ X86_VENDOR_INTEL, 6, model, X86_FEATURE_ANY, (unsigned long)rev }
 
-static u32 hsx_deadline_rev(void)
+static __init u32 hsx_deadline_rev(void)
 {
 	switch (boot_cpu_data.x86_stepping) {
 	case 0x02: return 0x3a; /* EP */
@@ -555,7 +553,7 @@ static u32 hsx_deadline_rev(void)
 	return ~0U;
 }
 
-static u32 bdx_deadline_rev(void)
+static __init u32 bdx_deadline_rev(void)
 {
 	switch (boot_cpu_data.x86_stepping) {
 	case 0x02: return 0x00000011;
@@ -567,7 +565,7 @@ static u32 bdx_deadline_rev(void)
 	return ~0U;
 }
 
-static u32 skx_deadline_rev(void)
+static __init u32 skx_deadline_rev(void)
 {
 	switch (boot_cpu_data.x86_stepping) {
 	case 0x03: return 0x01000136;
@@ -580,7 +578,7 @@ static u32 skx_deadline_rev(void)
 	return ~0U;
 }
 
-static const struct x86_cpu_id deadline_match[] = {
+static const struct x86_cpu_id deadline_match[] __initconst = {
 	DEADLINE_MODEL_MATCH_FUNC( INTEL_FAM6_HASWELL_X,	hsx_deadline_rev),
 	DEADLINE_MODEL_MATCH_REV ( INTEL_FAM6_BROADWELL_X,	0x0b000020),
 	DEADLINE_MODEL_MATCH_FUNC( INTEL_FAM6_BROADWELL_XEON_D,	bdx_deadline_rev),
@@ -602,18 +600,19 @@ static const struct x86_cpu_id deadline_match[] = {
 	{},
 };
 
-static void apic_check_deadline_errata(void)
+static __init bool apic_validate_deadline_timer(void)
 {
 	const struct x86_cpu_id *m;
 	u32 rev;
 
-	if (!boot_cpu_has(X86_FEATURE_TSC_DEADLINE_TIMER) ||
-	    boot_cpu_has(X86_FEATURE_HYPERVISOR))
-		return;
+	if (!boot_cpu_has(X86_FEATURE_TSC_DEADLINE_TIMER))
+		return false;
+	if (boot_cpu_has(X86_FEATURE_HYPERVISOR))
+		return true;
 
 	m = x86_match_cpu(deadline_match);
 	if (!m)
-		return;
+		return true;
 
 	/*
 	 * Function pointers will have the MSB set due to address layout,
@@ -625,11 +624,12 @@ static void apic_check_deadline_errata(void)
 		rev = (u32)m->driver_data;
 
 	if (boot_cpu_data.microcode >= rev)
-		return;
+		return true;
 
 	setup_clear_cpu_cap(X86_FEATURE_TSC_DEADLINE_TIMER);
 	pr_err(FW_BUG "TSC_DEADLINE disabled due to Errata; "
 	       "please update microcode to version: 0x%x (or later)\n", rev);
+	return false;
 }
 
 /*
@@ -2023,7 +2023,8 @@ void __init init_apic_mappings(void)
 {
 	unsigned int new_apicid;
 
-	apic_check_deadline_errata();
+	if (apic_validate_deadline_timer())
+		pr_debug("TSC deadline timer available\n");
 
 	if (x2apic_mode) {
 		boot_cpu_physical_apicid = read_apic_id();
diff --git a/arch/x86/kernel/unwind_orc.c b/arch/x86/kernel/unwind_orc.c
index b48e2686440b..2701b370e58f 100644
--- a/arch/x86/kernel/unwind_orc.c
+++ b/arch/x86/kernel/unwind_orc.c
@@ -300,12 +300,19 @@ EXPORT_SYMBOL_GPL(unwind_get_return_address);
 
 unsigned long *unwind_get_return_address_ptr(struct unwind_state *state)
 {
+	struct task_struct *task = state->task;
+
 	if (unwind_done(state))
 		return NULL;
 
 	if (state->regs)
 		return &state->regs->ip;
 
+	if (task != current && state->sp == task->thread.sp) {
+		struct inactive_task_frame *frame = (void *)task->thread.sp;
+		return &frame->ret_addr;
+	}
+
 	if (state->sp)
 		return (unsigned long *)state->sp - 1;
 
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index df2274414640..226db3dc490b 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -998,33 +998,32 @@ static void svm_cpu_uninit(int cpu)
 static int svm_cpu_init(int cpu)
 {
 	struct svm_cpu_data *sd;
-	int r;
 
 	sd = kzalloc(sizeof(struct svm_cpu_data), GFP_KERNEL);
 	if (!sd)
 		return -ENOMEM;
 	sd->cpu = cpu;
-	r = -ENOMEM;
 	sd->save_area = alloc_page(GFP_KERNEL);
 	if (!sd->save_area)
-		goto err_1;
+		goto free_cpu_data;
 
 	if (svm_sev_enabled()) {
-		r = -ENOMEM;
 		sd->sev_vmcbs = kmalloc_array(max_sev_asid + 1,
 					      sizeof(void *),
 					      GFP_KERNEL);
 		if (!sd->sev_vmcbs)
-			goto err_1;
+			goto free_save_area;
 	}
 
 	per_cpu(svm_data, cpu) = sd;
 
 	return 0;
 
-err_1:
+free_save_area:
+	__free_page(sd->save_area);
+free_cpu_data:
 	kfree(sd);
-	return r;
+	return -ENOMEM;
 
 }
 
diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
index 8340c81b258b..dd4c7289610e 100644
--- a/drivers/acpi/nfit/core.c
+++ b/drivers/acpi/nfit/core.c
@@ -1773,9 +1773,17 @@ static int acpi_nfit_add_dimm(struct acpi_nfit_desc *acpi_desc,
 	dev_set_drvdata(&adev_dimm->dev, nfit_mem);
 
 	/*
-	 * Until standardization materializes we need to consider 4
-	 * different command sets.  Note, that checking for function0 (bit0)
-	 * tells us if any commands are reachable through this GUID.
+	 * There are 4 "legacy" NVDIMM command sets
+	 * (NVDIMM_FAMILY_{INTEL,MSFT,HPE1,HPE2}) that were created before
+	 * an EFI working group was established to constrain this
+	 * proliferation. The nfit driver probes for the supported command
+	 * set by GUID. Note, if you're a platform developer looking to add
+	 * a new command set to this probe, consider using an existing set,
+	 * or otherwise seek approval to publish the command set at
+	 * http://www.uefi.org/RFIC_LIST.
+	 *
+	 * Note, that checking for function0 (bit0) tells us if any commands
+	 * are reachable through this GUID.
 	 */
 	for (i = 0; i <= NVDIMM_FAMILY_MAX; i++)
 		if (acpi_check_dsm(adev_dimm->handle, to_nfit_uuid(i), 1, 1))
@@ -1798,6 +1806,8 @@ static int acpi_nfit_add_dimm(struct acpi_nfit_desc *acpi_desc,
 			dsm_mask &= ~(1 << 8);
 	} else if (nfit_mem->family == NVDIMM_FAMILY_MSFT) {
 		dsm_mask = 0xffffffff;
+	} else if (nfit_mem->family == NVDIMM_FAMILY_HYPERV) {
+		dsm_mask = 0x1f;
 	} else {
 		dev_dbg(dev, "unknown dimm command family\n");
 		nfit_mem->family = -1;
@@ -3622,6 +3632,7 @@ static __init int nfit_init(void)
 	guid_parse(UUID_NFIT_DIMM_N_HPE1, &nfit_uuid[NFIT_DEV_DIMM_N_HPE1]);
 	guid_parse(UUID_NFIT_DIMM_N_HPE2, &nfit_uuid[NFIT_DEV_DIMM_N_HPE2]);
 	guid_parse(UUID_NFIT_DIMM_N_MSFT, &nfit_uuid[NFIT_DEV_DIMM_N_MSFT]);
+	guid_parse(UUID_NFIT_DIMM_N_HYPERV, &nfit_uuid[NFIT_DEV_DIMM_N_HYPERV]);
 
 	nfit_wq = create_singlethread_workqueue("nfit");
 	if (!nfit_wq)
diff --git a/drivers/acpi/nfit/nfit.h b/drivers/acpi/nfit/nfit.h
index 68848fc4b7c9..cc2ec62951de 100644
--- a/drivers/acpi/nfit/nfit.h
+++ b/drivers/acpi/nfit/nfit.h
@@ -34,11 +34,14 @@
 /* https://msdn.microsoft.com/library/windows/hardware/mt604741 */
 #define UUID_NFIT_DIMM_N_MSFT "1ee68b36-d4bd-4a1a-9a16-4f8e53d46e05"
 
+/* http://www.uefi.org/RFIC_LIST (see "Virtual NVDIMM 0x1901") */
+#define UUID_NFIT_DIMM_N_HYPERV "5746c5f2-a9a2-4264-ad0e-e4ddc9e09e80"
+
 #define ACPI_NFIT_MEM_FAILED_MASK (ACPI_NFIT_MEM_SAVE_FAILED \
 		| ACPI_NFIT_MEM_RESTORE_FAILED | ACPI_NFIT_MEM_FLUSH_FAILED \
 		| ACPI_NFIT_MEM_NOT_ARMED | ACPI_NFIT_MEM_MAP_FAILED)
 
-#define NVDIMM_FAMILY_MAX NVDIMM_FAMILY_MSFT
+#define NVDIMM_FAMILY_MAX NVDIMM_FAMILY_HYPERV
 
 #define NVDIMM_STANDARD_CMDMASK \
 (1 << ND_CMD_SMART | 1 << ND_CMD_SMART_THRESHOLD | 1 << ND_CMD_DIMM_FLAGS \
@@ -75,6 +78,7 @@ enum nfit_uuids {
 	NFIT_DEV_DIMM_N_HPE1 = NVDIMM_FAMILY_HPE1,
 	NFIT_DEV_DIMM_N_HPE2 = NVDIMM_FAMILY_HPE2,
 	NFIT_DEV_DIMM_N_MSFT = NVDIMM_FAMILY_MSFT,
+	NFIT_DEV_DIMM_N_HYPERV = NVDIMM_FAMILY_HYPERV,
 	NFIT_SPA_VOLATILE,
 	NFIT_SPA_PM,
 	NFIT_SPA_DCR,
diff --git a/drivers/base/component.c b/drivers/base/component.c
index 7f7c4233cd31..ee4d3b388f44 100644
--- a/drivers/base/component.c
+++ b/drivers/base/component.c
@@ -235,7 +235,8 @@ static int try_to_bring_up_master(struct master *master,
 	ret = master->ops->bind(master->dev);
 	if (ret < 0) {
 		devres_release_group(master->dev, NULL);
-		dev_info(master->dev, "master bind failed: %d\n", ret);
+		if (ret != -EPROBE_DEFER)
+			dev_info(master->dev, "master bind failed: %d\n", ret);
 		return ret;
 	}
 
@@ -506,8 +507,9 @@ static int component_bind(struct component *component, struct master *master,
 		devres_release_group(component->dev, NULL);
 		devres_release_group(master->dev, NULL);
 
-		dev_err(master->dev, "failed to bind %s (ops %ps): %d\n",
-			dev_name(component->dev), component->ops, ret);
+		if (ret != -EPROBE_DEFER)
+			dev_err(master->dev, "failed to bind %s (ops %ps): %d\n",
+				dev_name(component->dev), component->ops, ret);
 	}
 
 	return ret;
diff --git a/drivers/dma/owl-dma.c b/drivers/dma/owl-dma.c
index 7812a6338acd..7ff04bf04b31 100644
--- a/drivers/dma/owl-dma.c
+++ b/drivers/dma/owl-dma.c
@@ -172,13 +172,11 @@ struct owl_dma_txd {
  * @id: physical index to this channel
  * @base: virtual memory base for the dma channel
  * @vchan: the virtual channel currently being served by this physical channel
- * @lock: a lock to use when altering an instance of this struct
  */
 struct owl_dma_pchan {
 	u32			id;
 	void __iomem		*base;
 	struct owl_dma_vchan	*vchan;
-	spinlock_t		lock;
 };
 
 /**
@@ -396,14 +394,14 @@ static struct owl_dma_pchan *owl_dma_get_pchan(struct owl_dma *od,
 	for (i = 0; i < od->nr_pchans; i++) {
 		pchan = &od->pchans[i];
 
-		spin_lock_irqsave(&pchan->lock, flags);
+		spin_lock_irqsave(&od->lock, flags);
 		if (!pchan->vchan) {
 			pchan->vchan = vchan;
-			spin_unlock_irqrestore(&pchan->lock, flags);
+			spin_unlock_irqrestore(&od->lock, flags);
 			break;
 		}
 
-		spin_unlock_irqrestore(&pchan->lock, flags);
+		spin_unlock_irqrestore(&od->lock, flags);
 	}
 
 	return pchan;
diff --git a/drivers/dma/tegra210-adma.c b/drivers/dma/tegra210-adma.c
index 4f4733d831a1..045351f3549c 100644
--- a/drivers/dma/tegra210-adma.c
+++ b/drivers/dma/tegra210-adma.c
@@ -793,7 +793,7 @@ static int tegra_adma_probe(struct platform_device *pdev)
 	ret = dma_async_device_register(&tdma->dma_dev);
 	if (ret < 0) {
 		dev_err(&pdev->dev, "ADMA registration failed: %d\n", ret);
-		goto irq_dispose;
+		goto rpm_put;
 	}
 
 	ret = of_dma_controller_register(pdev->dev.of_node,
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_perfmon.c b/drivers/gpu/drm/etnaviv/etnaviv_perfmon.c
index 3ce77cbad4ae..b3464d2dc2b4 100644
--- a/drivers/gpu/drm/etnaviv/etnaviv_perfmon.c
+++ b/drivers/gpu/drm/etnaviv/etnaviv_perfmon.c
@@ -453,7 +453,7 @@ static const struct etnaviv_pm_domain *pm_domain(const struct etnaviv_gpu *gpu,
 		if (!(gpu->identity.features & meta->feature))
 			continue;
 
-		if (meta->nr_domains < (index - offset)) {
+		if (index - offset >= meta->nr_domains) {
 			offset += meta->nr_domains;
 			continue;
 		}
diff --git a/drivers/gpu/drm/i915/gvt/display.c b/drivers/gpu/drm/i915/gvt/display.c
index 3019dbc39aef..83f30d7b6abe 100644
--- a/drivers/gpu/drm/i915/gvt/display.c
+++ b/drivers/gpu/drm/i915/gvt/display.c
@@ -206,14 +206,41 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu)
 				SKL_FUSE_PG_DIST_STATUS(SKL_PG0) |
 				SKL_FUSE_PG_DIST_STATUS(SKL_PG1) |
 				SKL_FUSE_PG_DIST_STATUS(SKL_PG2);
-		vgpu_vreg_t(vgpu, LCPLL1_CTL) |=
-				LCPLL_PLL_ENABLE |
-				LCPLL_PLL_LOCK;
-		vgpu_vreg_t(vgpu, LCPLL2_CTL) |= LCPLL_PLL_ENABLE;
-
+		/*
+		 * Only 1 PIPE enabled in current vGPU display and PIPE_A is
+		 *  tied to TRANSCODER_A in HW, so it's safe to assume PIPE_A,
+		 *   TRANSCODER_A can be enabled. PORT_x depends on the input of
+		 *   setup_virtual_dp_monitor, we can bind DPLL0 to any PORT_x
+		 *   so we fixed to DPLL0 here.
+		 * Setup DPLL0: DP link clk 1620 MHz, non SSC, DP Mode
+		 */
+		vgpu_vreg_t(vgpu, DPLL_CTRL1) =
+			DPLL_CTRL1_OVERRIDE(DPLL_ID_SKL_DPLL0);
+		vgpu_vreg_t(vgpu, DPLL_CTRL1) |=
+			DPLL_CTRL1_LINK_RATE(DPLL_CTRL1_LINK_RATE_1620, DPLL_ID_SKL_DPLL0);
+		vgpu_vreg_t(vgpu, LCPLL1_CTL) =
+			LCPLL_PLL_ENABLE | LCPLL_PLL_LOCK;
+		vgpu_vreg_t(vgpu, DPLL_STATUS) = DPLL_LOCK(DPLL_ID_SKL_DPLL0);
+		/*
+		 * Golden M/N are calculated based on:
+		 *   24 bpp, 4 lanes, 154000 pixel clk (from virtual EDID),
+		 *   DP link clk 1620 MHz and non-constant_n.
+		 * TODO: calculate DP link symbol clk and stream clk m/n.
+		 */
+		vgpu_vreg_t(vgpu, PIPE_DATA_M1(TRANSCODER_A)) = 63 << TU_SIZE_SHIFT;
+		vgpu_vreg_t(vgpu, PIPE_DATA_M1(TRANSCODER_A)) |= 0x5b425e;
+		vgpu_vreg_t(vgpu, PIPE_DATA_N1(TRANSCODER_A)) = 0x800000;
+		vgpu_vreg_t(vgpu, PIPE_LINK_M1(TRANSCODER_A)) = 0x3cd6e;
+		vgpu_vreg_t(vgpu, PIPE_LINK_N1(TRANSCODER_A)) = 0x80000;
 	}
 
 	if (intel_vgpu_has_monitor_on_port(vgpu, PORT_B)) {
+		vgpu_vreg_t(vgpu, DPLL_CTRL2) &=
+			~DPLL_CTRL2_DDI_CLK_OFF(PORT_B);
+		vgpu_vreg_t(vgpu, DPLL_CTRL2) |=
+			DPLL_CTRL2_DDI_CLK_SEL(DPLL_ID_SKL_DPLL0, PORT_B);
+		vgpu_vreg_t(vgpu, DPLL_CTRL2) |=
+			DPLL_CTRL2_DDI_SEL_OVERRIDE(PORT_B);
 		vgpu_vreg_t(vgpu, SFUSE_STRAP) |= SFUSE_STRAP_DDIB_DETECTED;
 		vgpu_vreg_t(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) &=
 			~(TRANS_DDI_BPC_MASK | TRANS_DDI_MODE_SELECT_MASK |
@@ -234,6 +261,12 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu)
 	}
 
 	if (intel_vgpu_has_monitor_on_port(vgpu, PORT_C)) {
+		vgpu_vreg_t(vgpu, DPLL_CTRL2) &=
+			~DPLL_CTRL2_DDI_CLK_OFF(PORT_C);
+		vgpu_vreg_t(vgpu, DPLL_CTRL2) |=
+			DPLL_CTRL2_DDI_CLK_SEL(DPLL_ID_SKL_DPLL0, PORT_C);
+		vgpu_vreg_t(vgpu, DPLL_CTRL2) |=
+			DPLL_CTRL2_DDI_SEL_OVERRIDE(PORT_C);
 		vgpu_vreg_t(vgpu, SDEISR) |= SDE_PORTC_HOTPLUG_CPT;
 		vgpu_vreg_t(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) &=
 			~(TRANS_DDI_BPC_MASK | TRANS_DDI_MODE_SELECT_MASK |
@@ -254,6 +287,12 @@ static void emulate_monitor_status_change(struct intel_vgpu *vgpu)
 	}
 
 	if (intel_vgpu_has_monitor_on_port(vgpu, PORT_D)) {
+		vgpu_vreg_t(vgpu, DPLL_CTRL2) &=
+			~DPLL_CTRL2_DDI_CLK_OFF(PORT_D);
+		vgpu_vreg_t(vgpu, DPLL_CTRL2) |=
+			DPLL_CTRL2_DDI_CLK_SEL(DPLL_ID_SKL_DPLL0, PORT_D);
+		vgpu_vreg_t(vgpu, DPLL_CTRL2) |=
+			DPLL_CTRL2_DDI_SEL_OVERRIDE(PORT_D);
 		vgpu_vreg_t(vgpu, SDEISR) |= SDE_PORTD_HOTPLUG_CPT;
 		vgpu_vreg_t(vgpu, TRANS_DDI_FUNC_CTL(TRANSCODER_A)) &=
 			~(TRANS_DDI_BPC_MASK | TRANS_DDI_MODE_SELECT_MASK |
diff --git a/drivers/hid/hid-alps.c b/drivers/hid/hid-alps.c
index 895f49b565ee..3489f0af7409 100644
--- a/drivers/hid/hid-alps.c
+++ b/drivers/hid/hid-alps.c
@@ -806,6 +806,7 @@ static int alps_probe(struct hid_device *hdev, const struct hid_device_id *id)
 		break;
 	case HID_DEVICE_ID_ALPS_U1_DUAL:
 	case HID_DEVICE_ID_ALPS_U1:
+	case HID_DEVICE_ID_ALPS_U1_UNICORN_LEGACY:
 		data->dev_type = U1;
 		break;
 	default:
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index b2fff44c8109..c1fed1aaecdf 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -81,10 +81,10 @@
 #define HID_DEVICE_ID_ALPS_U1_DUAL_PTP	0x121F
 #define HID_DEVICE_ID_ALPS_U1_DUAL_3BTN_PTP	0x1220
 #define HID_DEVICE_ID_ALPS_U1		0x1215
+#define HID_DEVICE_ID_ALPS_U1_UNICORN_LEGACY         0x121E
 #define HID_DEVICE_ID_ALPS_T4_BTNLESS	0x120C
 #define HID_DEVICE_ID_ALPS_1222		0x1222
 
-
 #define USB_VENDOR_ID_AMI		0x046b
 #define USB_DEVICE_ID_AMI_VIRT_KEYBOARD_AND_MOUSE	0xff10
 
@@ -378,6 +378,7 @@
 #define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_7349	0x7349
 #define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_73F7	0x73f7
 #define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001	0xa001
+#define USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_C002	0xc002
 
 #define USB_VENDOR_ID_ELAN		0x04f3
 #define USB_DEVICE_ID_TOSHIBA_CLICK_L9W	0x0401
@@ -1063,6 +1064,9 @@
 #define USB_DEVICE_ID_SYMBOL_SCANNER_2	0x1300
 #define USB_DEVICE_ID_SYMBOL_SCANNER_3	0x1200
 
+#define I2C_VENDOR_ID_SYNAPTICS     0x06cb
+#define I2C_PRODUCT_ID_SYNAPTICS_SYNA2393   0x7a13
+
 #define USB_VENDOR_ID_SYNAPTICS		0x06cb
 #define USB_DEVICE_ID_SYNAPTICS_TP	0x0001
 #define USB_DEVICE_ID_SYNAPTICS_INT_TP	0x0002
@@ -1077,6 +1081,7 @@
 #define USB_DEVICE_ID_SYNAPTICS_LTS2	0x1d10
 #define USB_DEVICE_ID_SYNAPTICS_HD	0x0ac3
 #define USB_DEVICE_ID_SYNAPTICS_QUAD_HD	0x1ac3
+#define USB_DEVICE_ID_SYNAPTICS_DELL_K12A	0x2819
 #define USB_DEVICE_ID_SYNAPTICS_ACER_SWITCH5_012	0x2968
 #define USB_DEVICE_ID_SYNAPTICS_TP_V103	0x5710
 
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 19dfd8acd0da..8baf10beb1d5 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -1909,6 +1909,9 @@ static const struct hid_device_id mt_devices[] = {
 	{ .driver_data = MT_CLS_EGALAX_SERIAL,
 		MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
 			USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_A001) },
+	{ .driver_data = MT_CLS_EGALAX,
+		MT_USB_DEVICE(USB_VENDOR_ID_DWAV,
+			USB_DEVICE_ID_DWAV_EGALAX_MULTITOUCH_C002) },
 
 	/* Elitegroup panel */
 	{ .driver_data = MT_CLS_SERIAL,
diff --git a/drivers/hid/hid-quirks.c b/drivers/hid/hid-quirks.c
index b9529bed4d76..e5beee3e8582 100644
--- a/drivers/hid/hid-quirks.c
+++ b/drivers/hid/hid-quirks.c
@@ -163,6 +163,7 @@ static const struct hid_device_id hid_quirks[] = {
 	{ HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_LTS2), HID_QUIRK_NO_INIT_REPORTS },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_QUAD_HD), HID_QUIRK_NO_INIT_REPORTS },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_TP_V103), HID_QUIRK_NO_INIT_REPORTS },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_SYNAPTICS, USB_DEVICE_ID_SYNAPTICS_DELL_K12A), HID_QUIRK_NO_INIT_REPORTS },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_TOPMAX, USB_DEVICE_ID_TOPMAX_COBRAPAD), HID_QUIRK_BADPAD },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_TOUCHPACK, USB_DEVICE_ID_TOUCHPACK_RTS), HID_QUIRK_MULTI_INPUT },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_TPV, USB_DEVICE_ID_TPV_OPTICAL_TOUCHSCREEN_8882), HID_QUIRK_NOGET },
diff --git a/drivers/hid/i2c-hid/i2c-hid-core.c b/drivers/hid/i2c-hid/i2c-hid-core.c
index f2c8c59fc582..f17ebbe53abf 100644
--- a/drivers/hid/i2c-hid/i2c-hid-core.c
+++ b/drivers/hid/i2c-hid/i2c-hid-core.c
@@ -187,6 +187,8 @@ static const struct i2c_hid_quirks {
 		 I2C_HID_QUIRK_BOGUS_IRQ },
 	{ USB_VENDOR_ID_ALPS_JP, HID_ANY_ID,
 		 I2C_HID_QUIRK_RESET_ON_RESUME },
+	{ I2C_VENDOR_ID_SYNAPTICS, I2C_PRODUCT_ID_SYNAPTICS_SYNA2393,
+		 I2C_HID_QUIRK_RESET_ON_RESUME },
 	{ USB_VENDOR_ID_ITE, I2C_DEVICE_ID_ITE_LENOVO_LEGION_Y720,
 		I2C_HID_QUIRK_BAD_INPUT_SIZE },
 	{ 0, 0 }
diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c
index cb07651f4b46..cbda91a0cb5f 100644
--- a/drivers/i2c/i2c-dev.c
+++ b/drivers/i2c/i2c-dev.c
@@ -48,7 +48,7 @@
 struct i2c_dev {
 	struct list_head list;
 	struct i2c_adapter *adap;
-	struct device *dev;
+	struct device dev;
 	struct cdev cdev;
 };
 
@@ -92,12 +92,14 @@ static struct i2c_dev *get_free_i2c_dev(struct i2c_adapter *adap)
 	return i2c_dev;
 }
 
-static void put_i2c_dev(struct i2c_dev *i2c_dev)
+static void put_i2c_dev(struct i2c_dev *i2c_dev, bool del_cdev)
 {
 	spin_lock(&i2c_dev_list_lock);
 	list_del(&i2c_dev->list);
 	spin_unlock(&i2c_dev_list_lock);
-	kfree(i2c_dev);
+	if (del_cdev)
+		cdev_device_del(&i2c_dev->cdev, &i2c_dev->dev);
+	put_device(&i2c_dev->dev);
 }
 
 static ssize_t name_show(struct device *dev,
@@ -636,6 +638,14 @@ static const struct file_operations i2cdev_fops = {
 
 static struct class *i2c_dev_class;
 
+static void i2cdev_dev_release(struct device *dev)
+{
+	struct i2c_dev *i2c_dev;
+
+	i2c_dev = container_of(dev, struct i2c_dev, dev);
+	kfree(i2c_dev);
+}
+
 static int i2cdev_attach_adapter(struct device *dev, void *dummy)
 {
 	struct i2c_adapter *adap;
@@ -652,27 +662,23 @@ static int i2cdev_attach_adapter(struct device *dev, void *dummy)
 
 	cdev_init(&i2c_dev->cdev, &i2cdev_fops);
 	i2c_dev->cdev.owner = THIS_MODULE;
-	res = cdev_add(&i2c_dev->cdev, MKDEV(I2C_MAJOR, adap->nr), 1);
-	if (res)
-		goto error_cdev;
-
-	/* register this i2c device with the driver core */
-	i2c_dev->dev = device_create(i2c_dev_class, &adap->dev,
-				     MKDEV(I2C_MAJOR, adap->nr), NULL,
-				     "i2c-%d", adap->nr);
-	if (IS_ERR(i2c_dev->dev)) {
-		res = PTR_ERR(i2c_dev->dev);
-		goto error;
+
+	device_initialize(&i2c_dev->dev);
+	i2c_dev->dev.devt = MKDEV(I2C_MAJOR, adap->nr);
+	i2c_dev->dev.class = i2c_dev_class;
+	i2c_dev->dev.parent = &adap->dev;
+	i2c_dev->dev.release = i2cdev_dev_release;
+	dev_set_name(&i2c_dev->dev, "i2c-%d", adap->nr);
+
+	res = cdev_device_add(&i2c_dev->cdev, &i2c_dev->dev);
+	if (res) {
+		put_i2c_dev(i2c_dev, false);
+		return res;
 	}
 
 	pr_debug("i2c-dev: adapter [%s] registered as minor %d\n",
 		 adap->name, adap->nr);
 	return 0;
-error:
-	cdev_del(&i2c_dev->cdev);
-error_cdev:
-	put_i2c_dev(i2c_dev);
-	return res;
 }
 
 static int i2cdev_detach_adapter(struct device *dev, void *dummy)
@@ -688,9 +694,7 @@ static int i2cdev_detach_adapter(struct device *dev, void *dummy)
 	if (!i2c_dev) /* attach_adapter must have failed */
 		return 0;
 
-	cdev_del(&i2c_dev->cdev);
-	put_i2c_dev(i2c_dev);
-	device_destroy(i2c_dev_class, MKDEV(I2C_MAJOR, adap->nr));
+	put_i2c_dev(i2c_dev, true);
 
 	pr_debug("i2c-dev: adapter [%s] unregistered\n", adap->name);
 	return 0;
diff --git a/drivers/i2c/muxes/i2c-demux-pinctrl.c b/drivers/i2c/muxes/i2c-demux-pinctrl.c
index 035032e20327..9ba9ce5696e1 100644
--- a/drivers/i2c/muxes/i2c-demux-pinctrl.c
+++ b/drivers/i2c/muxes/i2c-demux-pinctrl.c
@@ -273,6 +273,7 @@ static int i2c_demux_pinctrl_probe(struct platform_device *pdev)
 err_rollback_available:
 	device_remove_file(&pdev->dev, &dev_attr_available_masters);
 err_rollback:
+	i2c_demux_deactivate_master(priv);
 	for (j = 0; j < i; j++) {
 		of_node_put(priv->chan[j].parent_np);
 		of_changeset_destroy(&priv->chan[j].chgset);
diff --git a/drivers/iio/accel/sca3000.c b/drivers/iio/accel/sca3000.c
index 4964561595f5..7218acf1a907 100644
--- a/drivers/iio/accel/sca3000.c
+++ b/drivers/iio/accel/sca3000.c
@@ -982,7 +982,7 @@ static int sca3000_read_data(struct sca3000_state *st,
 	st->tx[0] = SCA3000_READ_REG(reg_address_high);
 	ret = spi_sync_transfer(st->us, xfer, ARRAY_SIZE(xfer));
 	if (ret) {
-		dev_err(get_device(&st->us->dev), "problem reading register");
+		dev_err(&st->us->dev, "problem reading register\n");
 		return ret;
 	}
 
diff --git a/drivers/iio/adc/stm32-adc.c b/drivers/iio/adc/stm32-adc.c
index 24d5d049567a..59fd8b620c50 100644
--- a/drivers/iio/adc/stm32-adc.c
+++ b/drivers/iio/adc/stm32-adc.c
@@ -1682,15 +1682,27 @@ static int stm32_adc_chan_of_init(struct iio_dev *indio_dev)
 	return 0;
 }
 
-static int stm32_adc_dma_request(struct iio_dev *indio_dev)
+static int stm32_adc_dma_request(struct device *dev, struct iio_dev *indio_dev)
 {
 	struct stm32_adc *adc = iio_priv(indio_dev);
 	struct dma_slave_config config;
 	int ret;
 
-	adc->dma_chan = dma_request_slave_channel(&indio_dev->dev, "rx");
-	if (!adc->dma_chan)
+	adc->dma_chan = dma_request_chan(dev, "rx");
+	if (IS_ERR(adc->dma_chan)) {
+		ret = PTR_ERR(adc->dma_chan);
+		if (ret != -ENODEV) {
+			if (ret != -EPROBE_DEFER)
+				dev_err(dev,
+					"DMA channel request failed with %d\n",
+					ret);
+			return ret;
+		}
+
+		/* DMA is optional: fall back to IRQ mode */
+		adc->dma_chan = NULL;
 		return 0;
+	}
 
 	adc->rx_buf = dma_alloc_coherent(adc->dma_chan->device->dev,
 					 STM32_DMA_BUFFER_SIZE,
@@ -1804,7 +1816,7 @@ static int stm32_adc_probe(struct platform_device *pdev)
 	if (ret < 0)
 		goto err_clk_disable;
 
-	ret = stm32_adc_dma_request(indio_dev);
+	ret = stm32_adc_dma_request(dev, indio_dev);
 	if (ret < 0)
 		goto err_clk_disable;
 
diff --git a/drivers/iio/adc/stm32-dfsdm-adc.c b/drivers/iio/adc/stm32-dfsdm-adc.c
index f5586dd6414d..1c492a7f4587 100644
--- a/drivers/iio/adc/stm32-dfsdm-adc.c
+++ b/drivers/iio/adc/stm32-dfsdm-adc.c
@@ -45,7 +45,7 @@ enum sd_converter_type {
 
 struct stm32_dfsdm_dev_data {
 	int type;
-	int (*init)(struct iio_dev *indio_dev);
+	int (*init)(struct device *dev, struct iio_dev *indio_dev);
 	unsigned int num_channels;
 	const struct regmap_config *regmap_cfg;
 };
@@ -923,7 +923,8 @@ static void stm32_dfsdm_dma_release(struct iio_dev *indio_dev)
 	}
 }
 
-static int stm32_dfsdm_dma_request(struct iio_dev *indio_dev)
+static int stm32_dfsdm_dma_request(struct device *dev,
+				   struct iio_dev *indio_dev)
 {
 	struct stm32_dfsdm_adc *adc = iio_priv(indio_dev);
 	struct dma_slave_config config = {
@@ -933,9 +934,13 @@ static int stm32_dfsdm_dma_request(struct iio_dev *indio_dev)
 	};
 	int ret;
 
-	adc->dma_chan = dma_request_slave_channel(&indio_dev->dev, "rx");
-	if (!adc->dma_chan)
-		return -EINVAL;
+	adc->dma_chan = dma_request_chan(dev, "rx");
+	if (IS_ERR(adc->dma_chan)) {
+		int ret = PTR_ERR(adc->dma_chan);
+
+		adc->dma_chan = NULL;
+		return ret;
+	}
 
 	adc->rx_buf = dma_alloc_coherent(adc->dma_chan->device->dev,
 					 DFSDM_DMA_BUFFER_SIZE,
@@ -993,7 +998,7 @@ static int stm32_dfsdm_adc_chan_init_one(struct iio_dev *indio_dev,
 					  &adc->dfsdm->ch_list[ch->channel]);
 }
 
-static int stm32_dfsdm_audio_init(struct iio_dev *indio_dev)
+static int stm32_dfsdm_audio_init(struct device *dev, struct iio_dev *indio_dev)
 {
 	struct iio_chan_spec *ch;
 	struct stm32_dfsdm_adc *adc = iio_priv(indio_dev);
@@ -1023,10 +1028,10 @@ static int stm32_dfsdm_audio_init(struct iio_dev *indio_dev)
 	indio_dev->num_channels = 1;
 	indio_dev->channels = ch;
 
-	return stm32_dfsdm_dma_request(indio_dev);
+	return stm32_dfsdm_dma_request(dev, indio_dev);
 }
 
-static int stm32_dfsdm_adc_init(struct iio_dev *indio_dev)
+static int stm32_dfsdm_adc_init(struct device *dev, struct iio_dev *indio_dev)
 {
 	struct iio_chan_spec *ch;
 	struct stm32_dfsdm_adc *adc = iio_priv(indio_dev);
@@ -1170,7 +1175,7 @@ static int stm32_dfsdm_adc_probe(struct platform_device *pdev)
 		adc->dfsdm->fl_list[adc->fl_id].sync_mode = val;
 
 	adc->dev_data = dev_data;
-	ret = dev_data->init(iio);
+	ret = dev_data->init(dev, iio);
 	if (ret < 0)
 		return ret;
 
diff --git a/drivers/iio/dac/vf610_dac.c b/drivers/iio/dac/vf610_dac.c
index 5dccdd16cab3..9cf2e2933b66 100644
--- a/drivers/iio/dac/vf610_dac.c
+++ b/drivers/iio/dac/vf610_dac.c
@@ -234,6 +234,7 @@ static int vf610_dac_probe(struct platform_device *pdev)
 	return 0;
 
 error_iio_device_register:
+	vf610_dac_exit(info);
 	clk_disable_unprepare(info->clk);
 
 	return ret;
diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index 2557ed112bc2..c7d0bb3b4a30 100644
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -1334,8 +1334,8 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu,
 		}
 		case IVHD_DEV_ACPI_HID: {
 			u16 devid;
-			u8 hid[ACPIHID_HID_LEN] = {0};
-			u8 uid[ACPIHID_UID_LEN] = {0};
+			u8 hid[ACPIHID_HID_LEN];
+			u8 uid[ACPIHID_UID_LEN];
 			int ret;
 
 			if (h->type != 0x40) {
@@ -1352,6 +1352,7 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu,
 				break;
 			}
 
+			uid[0] = '\0';
 			switch (e->uidf) {
 			case UID_NOT_PRESENT:
 
@@ -1366,8 +1367,8 @@ static int __init init_iommu_from_acpi(struct amd_iommu *iommu,
 				break;
 			case UID_IS_CHARACTER:
 
-				memcpy(uid, (u8 *)(&e->uid), ACPIHID_UID_LEN - 1);
-				uid[ACPIHID_UID_LEN - 1] = '\0';
+				memcpy(uid, &e->uid, e->uidl);
+				uid[e->uidl] = '\0';
 
 				break;
 			default:
diff --git a/drivers/ipack/carriers/tpci200.c b/drivers/ipack/carriers/tpci200.c
index 8a9c169b6f99..b5eec18ad59a 100644
--- a/drivers/ipack/carriers/tpci200.c
+++ b/drivers/ipack/carriers/tpci200.c
@@ -309,6 +309,7 @@ static int tpci200_register(struct tpci200_board *tpci200)
 			"(bn 0x%X, sn 0x%X) failed to map driver user space!",
 			tpci200->info->pdev->bus->number,
 			tpci200->info->pdev->devfn);
+		res = -ENOMEM;
 		goto out_release_mem8_space;
 	}
 
diff --git a/drivers/media/platform/rcar_fdp1.c b/drivers/media/platform/rcar_fdp1.c
index 5a30f1d84fe1..2bd5898a6204 100644
--- a/drivers/media/platform/rcar_fdp1.c
+++ b/drivers/media/platform/rcar_fdp1.c
@@ -2368,7 +2368,7 @@ static int fdp1_probe(struct platform_device *pdev)
 		dprintk(fdp1, "FDP1 Version R-Car H3\n");
 		break;
 	case FD1_IP_M3N:
-		dprintk(fdp1, "FDP1 Version R-Car M3N\n");
+		dprintk(fdp1, "FDP1 Version R-Car M3-N\n");
 		break;
 	case FD1_IP_E3:
 		dprintk(fdp1, "FDP1 Version R-Car E3\n");
diff --git a/drivers/misc/cardreader/rtsx_pcr.c b/drivers/misc/cardreader/rtsx_pcr.c
index da445223f4cc..5c5d0241603a 100644
--- a/drivers/misc/cardreader/rtsx_pcr.c
+++ b/drivers/misc/cardreader/rtsx_pcr.c
@@ -155,6 +155,9 @@ static void rtsx_comm_pm_full_on(struct rtsx_pcr *pcr)
 
 	rtsx_disable_aspm(pcr);
 
+	/* Fixes DMA transfer timout issue after disabling ASPM on RTS5260 */
+	msleep(1);
+
 	if (option->ltr_enabled)
 		rtsx_set_ltr_latency(pcr, option->ltr_active_latency);
 
diff --git a/drivers/misc/mei/client.c b/drivers/misc/mei/client.c
index ebdcf0b450e2..524b8c0d371b 100644
--- a/drivers/misc/mei/client.c
+++ b/drivers/misc/mei/client.c
@@ -276,6 +276,7 @@ void mei_me_cl_rm_by_uuid(struct mei_device *dev, const uuid_le *uuid)
 	down_write(&dev->me_clients_rwsem);
 	me_cl = __mei_me_cl_by_uuid(dev, uuid);
 	__mei_me_cl_del(dev, me_cl);
+	mei_me_cl_put(me_cl);
 	up_write(&dev->me_clients_rwsem);
 }
 
@@ -297,6 +298,7 @@ void mei_me_cl_rm_by_uuid_id(struct mei_device *dev, const uuid_le *uuid, u8 id)
 	down_write(&dev->me_clients_rwsem);
 	me_cl = __mei_me_cl_by_uuid_id(dev, uuid, id);
 	__mei_me_cl_del(dev, me_cl);
+	mei_me_cl_put(me_cl);
 	up_write(&dev->me_clients_rwsem);
 }
 
diff --git a/drivers/mtd/nand/spi/core.c b/drivers/mtd/nand/spi/core.c
index a2f38b3b9776..1d61ae7aaa66 100644
--- a/drivers/mtd/nand/spi/core.c
+++ b/drivers/mtd/nand/spi/core.c
@@ -1045,6 +1045,10 @@ static int spinand_init(struct spinand_device *spinand)
 
 	mtd->oobavail = ret;
 
+	/* Propagate ECC information to mtd_info */
+	mtd->ecc_strength = nand->eccreq.strength;
+	mtd->ecc_step_size = nand->eccreq.step_size;
+
 	return 0;
 
 err_cleanup_nanddev:
diff --git a/drivers/mtd/ubi/debug.c b/drivers/mtd/ubi/debug.c
index 7bc96294ae4d..b108e1f04bf6 100644
--- a/drivers/mtd/ubi/debug.c
+++ b/drivers/mtd/ubi/debug.c
@@ -405,9 +405,6 @@ static void *eraseblk_count_seq_start(struct seq_file *s, loff_t *pos)
 {
 	struct ubi_device *ubi = s->private;
 
-	if (*pos == 0)
-		return SEQ_START_TOKEN;
-
 	if (*pos < ubi->peb_count)
 		return pos;
 
@@ -421,8 +418,6 @@ static void *eraseblk_count_seq_next(struct seq_file *s, void *v, loff_t *pos)
 {
 	struct ubi_device *ubi = s->private;
 
-	if (v == SEQ_START_TOKEN)
-		return pos;
 	(*pos)++;
 
 	if (*pos < ubi->peb_count)
@@ -444,11 +439,8 @@ static int eraseblk_count_seq_show(struct seq_file *s, void *iter)
 	int err;
 
 	/* If this is the start, print a header */
-	if (iter == SEQ_START_TOKEN) {
-		seq_puts(s,
-			 "physical_block_number\terase_count\tblock_status\tread_status\n");
-		return 0;
-	}
+	if (*block_number == 0)
+		seq_puts(s, "physical_block_number\terase_count\n");
 
 	err = ubi_io_is_bad(ubi, *block_number);
 	if (err)
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
index 750007513f9d..43dbfb228b0e 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
@@ -60,7 +60,7 @@ static const struct aq_board_revision_s hw_atl_boards[] = {
 	{ AQ_DEVICE_ID_D108,	AQ_HWREV_2,	&hw_atl_ops_b0, &hw_atl_b0_caps_aqc108, },
 	{ AQ_DEVICE_ID_D109,	AQ_HWREV_2,	&hw_atl_ops_b0, &hw_atl_b0_caps_aqc109, },
 
-	{ AQ_DEVICE_ID_AQC100,	AQ_HWREV_ANY,	&hw_atl_ops_b1, &hw_atl_b0_caps_aqc107, },
+	{ AQ_DEVICE_ID_AQC100,	AQ_HWREV_ANY,	&hw_atl_ops_b1, &hw_atl_b0_caps_aqc100, },
 	{ AQ_DEVICE_ID_AQC107,	AQ_HWREV_ANY,	&hw_atl_ops_b1, &hw_atl_b0_caps_aqc107, },
 	{ AQ_DEVICE_ID_AQC108,	AQ_HWREV_ANY,	&hw_atl_ops_b1, &hw_atl_b0_caps_aqc108, },
 	{ AQ_DEVICE_ID_AQC109,	AQ_HWREV_ANY,	&hw_atl_ops_b1, &hw_atl_b0_caps_aqc109, },
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
index 89cc146d2c5c..047fc0cf0263 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c
@@ -3616,36 +3616,6 @@ static int bcmgenet_remove(struct platform_device *pdev)
 }
 
 #ifdef CONFIG_PM_SLEEP
-static int bcmgenet_suspend(struct device *d)
-{
-	struct net_device *dev = dev_get_drvdata(d);
-	struct bcmgenet_priv *priv = netdev_priv(dev);
-	int ret = 0;
-
-	if (!netif_running(dev))
-		return 0;
-
-	netif_device_detach(dev);
-
-	bcmgenet_netif_stop(dev);
-
-	if (!device_may_wakeup(d))
-		phy_suspend(dev->phydev);
-
-	/* Prepare the device for Wake-on-LAN and switch to the slow clock */
-	if (device_may_wakeup(d) && priv->wolopts) {
-		ret = bcmgenet_power_down(priv, GENET_POWER_WOL_MAGIC);
-		clk_prepare_enable(priv->clk_wol);
-	} else if (priv->internal_phy) {
-		ret = bcmgenet_power_down(priv, GENET_POWER_PASSIVE);
-	}
-
-	/* Turn off the clocks */
-	clk_disable_unprepare(priv->clk);
-
-	return ret;
-}
-
 static int bcmgenet_resume(struct device *d)
 {
 	struct net_device *dev = dev_get_drvdata(d);
@@ -3724,6 +3694,39 @@ static int bcmgenet_resume(struct device *d)
 	clk_disable_unprepare(priv->clk);
 	return ret;
 }
+
+static int bcmgenet_suspend(struct device *d)
+{
+	struct net_device *dev = dev_get_drvdata(d);
+	struct bcmgenet_priv *priv = netdev_priv(dev);
+	int ret = 0;
+
+	if (!netif_running(dev))
+		return 0;
+
+	netif_device_detach(dev);
+
+	bcmgenet_netif_stop(dev);
+
+	if (!device_may_wakeup(d))
+		phy_suspend(dev->phydev);
+
+	/* Prepare the device for Wake-on-LAN and switch to the slow clock */
+	if (device_may_wakeup(d) && priv->wolopts) {
+		ret = bcmgenet_power_down(priv, GENET_POWER_WOL_MAGIC);
+		clk_prepare_enable(priv->clk_wol);
+	} else if (priv->internal_phy) {
+		ret = bcmgenet_power_down(priv, GENET_POWER_PASSIVE);
+	}
+
+	/* Turn off the clocks */
+	clk_disable_unprepare(priv->clk);
+
+	if (ret)
+		bcmgenet_resume(d);
+
+	return ret;
+}
 #endif /* CONFIG_PM_SLEEP */
 
 static SIMPLE_DEV_PM_OPS(bcmgenet_pm_ops, bcmgenet_suspend, bcmgenet_resume);
diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c
index 2fbd027f0148..b3596e0ee47b 100644
--- a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c
+++ b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c
@@ -186,9 +186,15 @@ void bcmgenet_wol_power_up_cfg(struct bcmgenet_priv *priv,
 	}
 
 	reg = bcmgenet_umac_readl(priv, UMAC_MPD_CTRL);
+	if (!(reg & MPD_EN))
+		return;	/* already powered up so skip the rest */
 	reg &= ~MPD_EN;
 	bcmgenet_umac_writel(priv, reg, UMAC_MPD_CTRL);
 
+	reg = bcmgenet_hfb_reg_readl(priv, HFB_CTRL);
+	reg &= ~(RBUF_HFB_EN | RBUF_ACPI_EN);
+	bcmgenet_hfb_reg_writel(priv, reg, HFB_CTRL);
+
 	/* Disable CRC Forward */
 	reg = bcmgenet_umac_readl(priv, UMAC_CMD);
 	reg &= ~CMD_CRC_FWD;
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index c81d6c330548..9d1d77125826 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -2281,8 +2281,6 @@ static int cxgb_up(struct adapter *adap)
 #if IS_ENABLED(CONFIG_IPV6)
 	update_clip(adap);
 #endif
-	/* Initialize hash mac addr list*/
-	INIT_LIST_HEAD(&adap->mac_hlist);
 	return err;
 
  irq_err:
@@ -2304,6 +2302,7 @@ static void cxgb_down(struct adapter *adapter)
 
 	t4_sge_stop(adapter);
 	t4_free_sge_resources(adapter);
+
 	adapter->flags &= ~FULL_INIT_DONE;
 }
 
@@ -5602,6 +5601,9 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 			     (is_t5(adapter->params.chip) ? STATMODE_V(0) :
 			      T6_STATMODE_V(0)));
 
+	/* Initialize hash mac addr list */
+	INIT_LIST_HEAD(&adapter->mac_hlist);
+
 	for_each_port(adapter, i) {
 		netdev = alloc_etherdev_mq(sizeof(struct port_info),
 					   MAX_ETH_QSETS);
@@ -5876,6 +5878,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 static void remove_one(struct pci_dev *pdev)
 {
 	struct adapter *adapter = pci_get_drvdata(pdev);
+	struct hash_mac_addr *entry, *tmp;
 
 	if (!adapter) {
 		pci_release_regions(pdev);
@@ -5923,6 +5926,12 @@ static void remove_one(struct pci_dev *pdev)
 		if (adapter->num_uld || adapter->num_ofld_uld)
 			t4_uld_mem_free(adapter);
 		free_some_resources(adapter);
+		list_for_each_entry_safe(entry, tmp, &adapter->mac_hlist,
+					 list) {
+			list_del(&entry->list);
+			kfree(entry);
+		}
+
 #if IS_ENABLED(CONFIG_IPV6)
 		t4_cleanup_clip_tbl(adapter);
 #endif
diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
index 972dc7bd721d..15029a5e62b9 100644
--- a/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4vf/cxgb4vf_main.c
@@ -723,9 +723,6 @@ static int adapter_up(struct adapter *adapter)
 		if (adapter->flags & USING_MSIX)
 			name_msix_vecs(adapter);
 
-		/* Initialize hash mac addr list*/
-		INIT_LIST_HEAD(&adapter->mac_hlist);
-
 		adapter->flags |= FULL_INIT_DONE;
 	}
 
@@ -3038,6 +3035,9 @@ static int cxgb4vf_pci_probe(struct pci_dev *pdev,
 	if (err)
 		goto err_unmap_bar;
 
+	/* Initialize hash mac addr list */
+	INIT_LIST_HEAD(&adapter->mac_hlist);
+
 	/*
 	 * Allocate our "adapter ports" and stitch everything together.
 	 */
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 8a1916443235..abfd990ba4d8 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -2731,10 +2731,12 @@ static int enable_scrq_irq(struct ibmvnic_adapter *adapter,
 
 	if (adapter->resetting &&
 	    adapter->reset_reason == VNIC_RESET_MOBILITY) {
-		struct irq_desc *desc = irq_to_desc(scrq->irq);
-		struct irq_chip *chip = irq_desc_get_chip(desc);
+		u64 val = (0xff000000) | scrq->hw_irq;
 
-		chip->irq_eoi(&desc->irq_data);
+		rc = plpar_hcall_norets(H_EOI, val);
+		if (rc)
+			dev_err(dev, "H_EOI FAILED irq 0x%llx. rc=%ld\n",
+				val, rc);
 	}
 
 	rc = plpar_hcall_norets(H_VIOCTL, adapter->vdev->unit_address,
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 9c7b1d8e8220..c41879a955b5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -3684,7 +3684,7 @@ static int stmmac_set_features(struct net_device *netdev,
 /**
  *  stmmac_interrupt - main ISR
  *  @irq: interrupt number.
- *  @dev_id: to pass the net device pointer.
+ *  @dev_id: to pass the net device pointer (must be valid).
  *  Description: this is the main driver interrupt service routine.
  *  It can call:
  *  o DMA service routine (to manage incoming frame reception and transmission
@@ -3708,11 +3708,6 @@ static irqreturn_t stmmac_interrupt(int irq, void *dev_id)
 	if (priv->irq_wake)
 		pm_wakeup_event(priv->device, 0);
 
-	if (unlikely(!dev)) {
-		netdev_err(priv->dev, "%s: invalid dev pointer\n", __func__);
-		return IRQ_NONE;
-	}
-
 	/* Check if adapter is up */
 	if (test_bit(STMMAC_DOWN, &priv->state))
 		return IRQ_HANDLED;
diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c
index eab9984f73a8..d73850ebb671 100644
--- a/drivers/net/gtp.c
+++ b/drivers/net/gtp.c
@@ -1177,11 +1177,11 @@ static int gtp_genl_del_pdp(struct sk_buff *skb, struct genl_info *info)
 static struct genl_family gtp_genl_family;
 
 static int gtp_genl_fill_info(struct sk_buff *skb, u32 snd_portid, u32 snd_seq,
-			      u32 type, struct pdp_ctx *pctx)
+			      int flags, u32 type, struct pdp_ctx *pctx)
 {
 	void *genlh;
 
-	genlh = genlmsg_put(skb, snd_portid, snd_seq, &gtp_genl_family, 0,
+	genlh = genlmsg_put(skb, snd_portid, snd_seq, &gtp_genl_family, flags,
 			    type);
 	if (genlh == NULL)
 		goto nlmsg_failure;
@@ -1235,8 +1235,8 @@ static int gtp_genl_get_pdp(struct sk_buff *skb, struct genl_info *info)
 		goto err_unlock;
 	}
 
-	err = gtp_genl_fill_info(skb2, NETLINK_CB(skb).portid,
-				 info->snd_seq, info->nlhdr->nlmsg_type, pctx);
+	err = gtp_genl_fill_info(skb2, NETLINK_CB(skb).portid, info->snd_seq,
+				 0, info->nlhdr->nlmsg_type, pctx);
 	if (err < 0)
 		goto err_unlock_free;
 
@@ -1279,6 +1279,7 @@ static int gtp_genl_dump_pdp(struct sk_buff *skb,
 				    gtp_genl_fill_info(skb,
 					    NETLINK_CB(cb->skb).portid,
 					    cb->nlh->nlmsg_seq,
+					    NLM_F_MULTI,
 					    cb->nlh->nlmsg_type, pctx)) {
 					cb->args[0] = i;
 					cb->args[1] = j;
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
index e0211321fe9e..96870d1b3b73 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/sdio.c
@@ -1933,6 +1933,8 @@ static uint brcmf_sdio_readframes(struct brcmf_sdio *bus, uint maxframes)
 			if (brcmf_sdio_hdparse(bus, bus->rxhdr, &rd_new,
 					       BRCMF_SDIO_FT_NORMAL)) {
 				rd->len = 0;
+				brcmf_sdio_rxfail(bus, true, true);
+				sdio_release_host(bus->sdiodev->func1);
 				brcmu_pkt_buf_free_skb(pkt);
 				continue;
 			}
diff --git a/drivers/nvdimm/btt.c b/drivers/nvdimm/btt.c
index 75ae2c508a04..1064a703ccec 100644
--- a/drivers/nvdimm/btt.c
+++ b/drivers/nvdimm/btt.c
@@ -541,9 +541,9 @@ static int arena_clear_freelist_error(struct arena_info *arena, u32 lane)
 
 static int btt_freelist_init(struct arena_info *arena)
 {
-	int old, new, ret;
-	u32 i, map_entry;
-	struct log_entry log_new, log_old;
+	int new, ret;
+	struct log_entry log_new;
+	u32 i, map_entry, log_oldmap, log_newmap;
 
 	arena->freelist = kcalloc(arena->nfree, sizeof(struct free_entry),
 					GFP_KERNEL);
@@ -551,24 +551,26 @@ static int btt_freelist_init(struct arena_info *arena)
 		return -ENOMEM;
 
 	for (i = 0; i < arena->nfree; i++) {
-		old = btt_log_read(arena, i, &log_old, LOG_OLD_ENT);
-		if (old < 0)
-			return old;
-
 		new = btt_log_read(arena, i, &log_new, LOG_NEW_ENT);
 		if (new < 0)
 			return new;
 
+		/* old and new map entries with any flags stripped out */
+		log_oldmap = ent_lba(le32_to_cpu(log_new.old_map));
+		log_newmap = ent_lba(le32_to_cpu(log_new.new_map));
+
 		/* sub points to the next one to be overwritten */
 		arena->freelist[i].sub = 1 - new;
 		arena->freelist[i].seq = nd_inc_seq(le32_to_cpu(log_new.seq));
-		arena->freelist[i].block = le32_to_cpu(log_new.old_map);
+		arena->freelist[i].block = log_oldmap;
 
 		/*
 		 * FIXME: if error clearing fails during init, we want to make
 		 * the BTT read-only
 		 */
-		if (ent_e_flag(log_new.old_map)) {
+		if (ent_e_flag(log_new.old_map) &&
+				!ent_normal(log_new.old_map)) {
+			arena->freelist[i].has_err = 1;
 			ret = arena_clear_freelist_error(arena, i);
 			if (ret)
 				dev_err_ratelimited(to_dev(arena),
@@ -576,7 +578,7 @@ static int btt_freelist_init(struct arena_info *arena)
 		}
 
 		/* This implies a newly created or untouched flog entry */
-		if (log_new.old_map == log_new.new_map)
+		if (log_oldmap == log_newmap)
 			continue;
 
 		/* Check if map recovery is needed */
@@ -584,8 +586,15 @@ static int btt_freelist_init(struct arena_info *arena)
 				NULL, NULL, 0);
 		if (ret)
 			return ret;
-		if ((le32_to_cpu(log_new.new_map) != map_entry) &&
-				(le32_to_cpu(log_new.old_map) == map_entry)) {
+
+		/*
+		 * The map_entry from btt_read_map is stripped of any flag bits,
+		 * so use the stripped out versions from the log as well for
+		 * testing whether recovery is needed. For restoration, use the
+		 * 'raw' version of the log entries as that captured what we
+		 * were going to write originally.
+		 */
+		if ((log_newmap != map_entry) && (log_oldmap == map_entry)) {
 			/*
 			 * Last transaction wrote the flog, but wasn't able
 			 * to complete the map write. So fix up the map.
diff --git a/drivers/nvdimm/btt.h b/drivers/nvdimm/btt.h
index db3cb6d4d0d4..ddff49c707b0 100644
--- a/drivers/nvdimm/btt.h
+++ b/drivers/nvdimm/btt.h
@@ -44,6 +44,8 @@
 #define ent_e_flag(ent) (!!(ent & MAP_ERR_MASK))
 #define ent_z_flag(ent) (!!(ent & MAP_TRIM_MASK))
 #define set_e_flag(ent) (ent |= MAP_ERR_MASK)
+/* 'normal' is both e and z flags set */
+#define ent_normal(ent) (ent_e_flag(ent) && ent_z_flag(ent))
 
 enum btt_init_state {
 	INIT_UNCHECKED = 0,
diff --git a/drivers/nvdimm/btt_devs.c b/drivers/nvdimm/btt_devs.c
index e341498876ca..9486acc08402 100644
--- a/drivers/nvdimm/btt_devs.c
+++ b/drivers/nvdimm/btt_devs.c
@@ -159,11 +159,19 @@ static ssize_t size_show(struct device *dev,
 }
 static DEVICE_ATTR_RO(size);
 
+static ssize_t log_zero_flags_show(struct device *dev,
+		struct device_attribute *attr, char *buf)
+{
+	return sprintf(buf, "Y\n");
+}
+static DEVICE_ATTR_RO(log_zero_flags);
+
 static struct attribute *nd_btt_attributes[] = {
 	&dev_attr_sector_size.attr,
 	&dev_attr_namespace.attr,
 	&dev_attr_uuid.attr,
 	&dev_attr_size.attr,
+	&dev_attr_log_zero_flags.attr,
 	NULL,
 };
 
diff --git a/drivers/platform/x86/asus-nb-wmi.c b/drivers/platform/x86/asus-nb-wmi.c
index 59f3a37a44d7..8db2dc05b8cf 100644
--- a/drivers/platform/x86/asus-nb-wmi.c
+++ b/drivers/platform/x86/asus-nb-wmi.c
@@ -517,9 +517,33 @@ static struct asus_wmi_driver asus_nb_wmi_driver = {
 	.detect_quirks = asus_nb_wmi_quirks,
 };
 
+static const struct dmi_system_id asus_nb_wmi_blacklist[] __initconst = {
+	{
+		/*
+		 * asus-nb-wm adds no functionality. The T100TA has a detachable
+		 * USB kbd, so no hotkeys and it has no WMI rfkill; and loading
+		 * asus-nb-wm causes the camera LED to turn and _stay_ on.
+		 */
+		.matches = {
+			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T100TA"),
+		},
+	},
+	{
+		/* The Asus T200TA has the same issue as the T100TA */
+		.matches = {
+			DMI_EXACT_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
+			DMI_EXACT_MATCH(DMI_PRODUCT_NAME, "T200TA"),
+		},
+	},
+	{} /* Terminating entry */
+};
 
 static int __init asus_nb_wmi_init(void)
 {
+	if (dmi_check_system(asus_nb_wmi_blacklist))
+		return -ENODEV;
+
 	return asus_wmi_register_driver(&asus_nb_wmi_driver);
 }
 
diff --git a/drivers/rapidio/devices/rio_mport_cdev.c b/drivers/rapidio/devices/rio_mport_cdev.c
index fa0bbda4b3f2..5940780648e0 100644
--- a/drivers/rapidio/devices/rio_mport_cdev.c
+++ b/drivers/rapidio/devices/rio_mport_cdev.c
@@ -879,6 +879,11 @@ rio_dma_transfer(struct file *filp, u32 transfer_mode,
 				rmcd_error("pinned %ld out of %ld pages",
 					   pinned, nr_pages);
 			ret = -EFAULT;
+			/*
+			 * Set nr_pages up to mean "how many pages to unpin, in
+			 * the error handler:
+			 */
+			nr_pages = pinned;
 			goto err_pg;
 		}
 
diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c
index e60822f07653..b99ded6b9e0b 100644
--- a/drivers/scsi/ibmvscsi/ibmvscsi.c
+++ b/drivers/scsi/ibmvscsi/ibmvscsi.c
@@ -2296,16 +2296,12 @@ static int ibmvscsi_probe(struct vio_dev *vdev, const struct vio_device_id *id)
 static int ibmvscsi_remove(struct vio_dev *vdev)
 {
 	struct ibmvscsi_host_data *hostdata = dev_get_drvdata(&vdev->dev);
-	unsigned long flags;
 
 	srp_remove_host(hostdata->host);
 	scsi_remove_host(hostdata->host);
 
 	purge_requests(hostdata, DID_ERROR);
-
-	spin_lock_irqsave(hostdata->host->host_lock, flags);
 	release_event_pool(&hostdata->pool, hostdata);
-	spin_unlock_irqrestore(hostdata->host->host_lock, flags);
 
 	ibmvscsi_release_crq_queue(&hostdata->queue, hostdata,
 					max_events);
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index b008d583dd6e..0ab9d2fd4a14 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -2162,11 +2162,11 @@ qla24xx_vport_delete(struct fc_vport *fc_vport)
 	    test_bit(FCPORT_UPDATE_NEEDED, &vha->dpc_flags))
 		msleep(1000);
 
-	qla_nvme_delete(vha);
 
 	qla24xx_disable_vp(vha);
 	qla2x00_wait_for_sess_deletion(vha);
 
+	qla_nvme_delete(vha);
 	vha->flags.delete_progress = 1;
 
 	qlt_remove_target(ha, vha);
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index bef9faea5eee..ac5d2d34aeea 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -3077,7 +3077,7 @@ qla24xx_abort_command(srb_t *sp)
 	ql_dbg(ql_dbg_mbx + ql_dbg_verbose, vha, 0x108c,
 	    "Entered %s.\n", __func__);
 
-	if (vha->flags.qpairs_available && sp->qpair)
+	if (sp->qpair)
 		req = sp->qpair->req;
 
 	if (ql2xasynctmfenable)
diff --git a/drivers/staging/greybus/uart.c b/drivers/staging/greybus/uart.c
index 8a006323c3c1..f36d470aed24 100644
--- a/drivers/staging/greybus/uart.c
+++ b/drivers/staging/greybus/uart.c
@@ -537,9 +537,9 @@ static void gb_tty_set_termios(struct tty_struct *tty,
 	}
 
 	if (C_CRTSCTS(tty) && C_BAUD(tty) != B0)
-		newline.flow_control |= GB_SERIAL_AUTO_RTSCTS_EN;
+		newline.flow_control = GB_SERIAL_AUTO_RTSCTS_EN;
 	else
-		newline.flow_control &= ~GB_SERIAL_AUTO_RTSCTS_EN;
+		newline.flow_control = 0;
 
 	if (memcmp(&gb_tty->line_coding, &newline, sizeof(newline))) {
 		memcpy(&gb_tty->line_coding, &newline, sizeof(newline));
diff --git a/drivers/staging/iio/resolver/ad2s1210.c b/drivers/staging/iio/resolver/ad2s1210.c
index ac13b99bd9cb..aca983f34f5e 100644
--- a/drivers/staging/iio/resolver/ad2s1210.c
+++ b/drivers/staging/iio/resolver/ad2s1210.c
@@ -114,17 +114,24 @@ static int ad2s1210_config_write(struct ad2s1210_state *st, u8 data)
 static int ad2s1210_config_read(struct ad2s1210_state *st,
 				unsigned char address)
 {
-	struct spi_transfer xfer = {
-		.len = 2,
-		.rx_buf = st->rx,
-		.tx_buf = st->tx,
+	struct spi_transfer xfers[] = {
+		{
+			.len = 1,
+			.rx_buf = &st->rx[0],
+			.tx_buf = &st->tx[0],
+			.cs_change = 1,
+		}, {
+			.len = 1,
+			.rx_buf = &st->rx[1],
+			.tx_buf = &st->tx[1],
+		},
 	};
 	int ret = 0;
 
 	ad2s1210_set_mode(MOD_CONFIG, st);
 	st->tx[0] = address | AD2S1210_MSB_IS_HIGH;
 	st->tx[1] = AD2S1210_REG_FAULT;
-	ret = spi_sync_transfer(st->sdev, &xfer, 1);
+	ret = spi_sync_transfer(st->sdev, xfers, 2);
 	if (ret < 0)
 		return ret;
 
diff --git a/drivers/staging/most/core.c b/drivers/staging/most/core.c
index 25a077f4ea94..08f60ce6293d 100644
--- a/drivers/staging/most/core.c
+++ b/drivers/staging/most/core.c
@@ -1412,7 +1412,7 @@ int most_register_interface(struct most_interface *iface)
 
 	INIT_LIST_HEAD(&iface->p->channel_list);
 	iface->p->dev_id = id;
-	strcpy(iface->p->name, iface->description);
+	strscpy(iface->p->name, iface->description, sizeof(iface->p->name));
 	iface->dev.init_name = iface->p->name;
 	iface->dev.bus = &mc.bus;
 	iface->dev.parent = &mc.dev;
diff --git a/drivers/thunderbolt/icm.c b/drivers/thunderbolt/icm.c
index 8490a1b6b615..2b83d8b02f81 100644
--- a/drivers/thunderbolt/icm.c
+++ b/drivers/thunderbolt/icm.c
@@ -801,9 +801,11 @@ icm_fr_xdomain_connected(struct tb *tb, const struct icm_pkg_header *hdr)
 	 * connected another host to the same port, remove the switch
 	 * first.
 	 */
-	sw = get_switch_at_route(tb->root_switch, route);
-	if (sw)
+	sw = tb_switch_find_by_route(tb, route);
+	if (sw) {
 		remove_switch(sw);
+		tb_switch_put(sw);
+	}
 
 	sw = tb_switch_find_by_link_depth(tb, link, depth);
 	if (!sw) {
@@ -1146,9 +1148,11 @@ icm_tr_xdomain_connected(struct tb *tb, const struct icm_pkg_header *hdr)
 	 * connected another host to the same port, remove the switch
 	 * first.
 	 */
-	sw = get_switch_at_route(tb->root_switch, route);
-	if (sw)
+	sw = tb_switch_find_by_route(tb, route);
+	if (sw) {
 		remove_switch(sw);
+		tb_switch_put(sw);
+	}
 
 	sw = tb_switch_find_by_route(tb, get_parent_route(route));
 	if (!sw) {
diff --git a/drivers/thunderbolt/switch.c b/drivers/thunderbolt/switch.c
index 42d90ceec279..010a50ac4881 100644
--- a/drivers/thunderbolt/switch.c
+++ b/drivers/thunderbolt/switch.c
@@ -664,24 +664,6 @@ int tb_switch_reset(struct tb *tb, u64 route)
 	return res.err;
 }
 
-struct tb_switch *get_switch_at_route(struct tb_switch *sw, u64 route)
-{
-	u8 next_port = route; /*
-			       * Routes use a stride of 8 bits,
-			       * eventhough a port index has 6 bits at most.
-			       * */
-	if (route == 0)
-		return sw;
-	if (next_port > sw->config.max_port_number)
-		return NULL;
-	if (tb_is_upstream_port(&sw->ports[next_port]))
-		return NULL;
-	if (!sw->ports[next_port].remote)
-		return NULL;
-	return get_switch_at_route(sw->ports[next_port].remote->sw,
-				   route >> TB_ROUTE_SHIFT);
-}
-
 /**
  * tb_plug_events_active() - enable/disable plug events on a switch
  *
diff --git a/drivers/thunderbolt/tb.c b/drivers/thunderbolt/tb.c
index 1424581fd9af..146f261bf2c3 100644
--- a/drivers/thunderbolt/tb.c
+++ b/drivers/thunderbolt/tb.c
@@ -258,7 +258,7 @@ static void tb_handle_hotplug(struct work_struct *work)
 	if (!tcm->hotplug_active)
 		goto out; /* during init, suspend or shutdown */
 
-	sw = get_switch_at_route(tb->root_switch, ev->route);
+	sw = tb_switch_find_by_route(tb, ev->route);
 	if (!sw) {
 		tb_warn(tb,
 			"hotplug event from non existent switch %llx:%x (unplug: %d)\n",
@@ -269,14 +269,14 @@ static void tb_handle_hotplug(struct work_struct *work)
 		tb_warn(tb,
 			"hotplug event from non existent port %llx:%x (unplug: %d)\n",
 			ev->route, ev->port, ev->unplug);
-		goto out;
+		goto put_sw;
 	}
 	port = &sw->ports[ev->port];
 	if (tb_is_upstream_port(port)) {
 		tb_warn(tb,
 			"hotplug event for upstream port %llx:%x (unplug: %d)\n",
 			ev->route, ev->port, ev->unplug);
-		goto out;
+		goto put_sw;
 	}
 	if (ev->unplug) {
 		if (port->remote) {
@@ -306,6 +306,9 @@ static void tb_handle_hotplug(struct work_struct *work)
 			tb_activate_pcie_devices(tb);
 		}
 	}
+
+put_sw:
+	tb_switch_put(sw);
 out:
 	mutex_unlock(&tb->lock);
 	kfree(ev);
diff --git a/drivers/thunderbolt/tb.h b/drivers/thunderbolt/tb.h
index 7a0ee9836a8a..d927cf7b14d2 100644
--- a/drivers/thunderbolt/tb.h
+++ b/drivers/thunderbolt/tb.h
@@ -397,7 +397,6 @@ void tb_switch_suspend(struct tb_switch *sw);
 int tb_switch_resume(struct tb_switch *sw);
 int tb_switch_reset(struct tb *tb, u64 route);
 void tb_sw_set_unplugged(struct tb_switch *sw);
-struct tb_switch *get_switch_at_route(struct tb_switch *sw, u64 route);
 struct tb_switch *tb_switch_find_by_link_depth(struct tb *tb, u8 link,
 					       u8 depth);
 struct tb_switch *tb_switch_find_by_uuid(struct tb *tb, const uuid_t *uuid);
diff --git a/drivers/tty/serial/qcom_geni_serial.c b/drivers/tty/serial/qcom_geni_serial.c
index 4458419f053b..0d405cc58e72 100644
--- a/drivers/tty/serial/qcom_geni_serial.c
+++ b/drivers/tty/serial/qcom_geni_serial.c
@@ -705,7 +705,7 @@ static void qcom_geni_serial_handle_tx(struct uart_port *uport, bool done,
 	avail *= port->tx_bytes_pw;
 
 	tail = xmit->tail;
-	chunk = min3(avail, pending, (size_t)(UART_XMIT_SIZE - tail));
+	chunk = min(avail, pending);
 	if (!chunk)
 		goto out_write_wakeup;
 
@@ -727,19 +727,21 @@ static void qcom_geni_serial_handle_tx(struct uart_port *uport, bool done,
 
 		memset(buf, 0, ARRAY_SIZE(buf));
 		tx_bytes = min_t(size_t, remaining, port->tx_bytes_pw);
-		for (c = 0; c < tx_bytes ; c++)
-			buf[c] = xmit->buf[tail + c];
+
+		for (c = 0; c < tx_bytes ; c++) {
+			buf[c] = xmit->buf[tail++];
+			tail &= UART_XMIT_SIZE - 1;
+		}
 
 		iowrite32_rep(uport->membase + SE_GENI_TX_FIFOn, buf, 1);
 
 		i += tx_bytes;
-		tail += tx_bytes;
 		uport->icount.tx += tx_bytes;
 		remaining -= tx_bytes;
 		port->tx_remaining -= tx_bytes;
 	}
 
-	xmit->tail = tail & (UART_XMIT_SIZE - 1);
+	xmit->tail = tail;
 
 	/*
 	 * The tx fifo watermark is level triggered and latched. Though we had
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index fcf84bfc08e3..f705ea52eb97 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -1143,11 +1143,11 @@ void usb_disable_endpoint(struct usb_device *dev, unsigned int epaddr,
 
 	if (usb_endpoint_out(epaddr)) {
 		ep = dev->ep_out[epnum];
-		if (reset_hardware)
+		if (reset_hardware && epnum != 0)
 			dev->ep_out[epnum] = NULL;
 	} else {
 		ep = dev->ep_in[epnum];
-		if (reset_hardware)
+		if (reset_hardware && epnum != 0)
 			dev->ep_in[epnum] = NULL;
 	}
 	if (ep) {
diff --git a/drivers/vhost/vsock.c b/drivers/vhost/vsock.c
index bac1365cc81b..7891bd40ebd8 100644
--- a/drivers/vhost/vsock.c
+++ b/drivers/vhost/vsock.c
@@ -182,14 +182,14 @@ vhost_transport_do_send_pkt(struct vhost_vsock *vsock,
 			break;
 		}
 
-		vhost_add_used(vq, head, sizeof(pkt->hdr) + payload_len);
-		added = true;
-
-		/* Deliver to monitoring devices all correctly transmitted
-		 * packets.
+		/* Deliver to monitoring devices all packets that we
+		 * will transmit.
 		 */
 		virtio_transport_deliver_tap_pkt(pkt);
 
+		vhost_add_used(vq, head, sizeof(pkt->hdr) + payload_len);
+		added = true;
+
 		pkt->off += payload_len;
 		total_len += payload_len;
 
diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c
index 5241102b81a8..a2d4eed27f80 100644
--- a/fs/ceph/caps.c
+++ b/fs/ceph/caps.c
@@ -3632,6 +3632,7 @@ static void handle_cap_export(struct inode *inode, struct ceph_mds_caps *ex,
 		WARN_ON(1);
 		tsession = NULL;
 		target = -1;
+		mutex_lock(&session->s_mutex);
 	}
 	goto retry;
 
diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c
index 2cc6b1c49d34..f9628fc20fec 100644
--- a/fs/configfs/dir.c
+++ b/fs/configfs/dir.c
@@ -1537,6 +1537,7 @@ static int configfs_rmdir(struct inode *dir, struct dentry *dentry)
 		spin_lock(&configfs_dirent_lock);
 		configfs_detach_rollback(dentry);
 		spin_unlock(&configfs_dirent_lock);
+		config_item_put(parent_item);
 		return -EINTR;
 	}
 	frag->frag_dead = true;
diff --git a/fs/file.c b/fs/file.c
index 780d29e58847..3762a3f136fd 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -70,7 +70,7 @@ static void copy_fd_bitmaps(struct fdtable *nfdt, struct fdtable *ofdt,
  */
 static void copy_fdtable(struct fdtable *nfdt, struct fdtable *ofdt)
 {
-	unsigned int cpy, set;
+	size_t cpy, set;
 
 	BUG_ON(nfdt->max_fds < ofdt->max_fds);
 
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index f8a5eef3d014..ccdd8c821abd 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -636,9 +636,6 @@ __acquires(&gl->gl_lockref.lock)
 			goto out_unlock;
 		if (nonblock)
 			goto out_sched;
-		smp_mb();
-		if (atomic_read(&gl->gl_revokes) != 0)
-			goto out_sched;
 		set_bit(GLF_DEMOTE_IN_PROGRESS, &gl->gl_flags);
 		GLOCK_BUG_ON(gl, gl->gl_demote_state == LM_ST_EXCLUSIVE);
 		gl->gl_target = gl->gl_demote_state;
diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index 65b4f63349c7..d7d2fdda4bbd 100644
--- a/fs/ubifs/file.c
+++ b/fs/ubifs/file.c
@@ -1391,7 +1391,6 @@ int ubifs_update_time(struct inode *inode, struct timespec64 *time,
 	struct ubifs_info *c = inode->i_sb->s_fs_info;
 	struct ubifs_budget_req req = { .dirtied_ino = 1,
 			.dirtied_ino_d = ALIGN(ui->data_len, 8) };
-	int iflags = I_DIRTY_TIME;
 	int err, release;
 
 	err = ubifs_budget_space(c, &req);
@@ -1406,11 +1405,8 @@ int ubifs_update_time(struct inode *inode, struct timespec64 *time,
 	if (flags & S_MTIME)
 		inode->i_mtime = *time;
 
-	if (!(inode->i_sb->s_flags & SB_LAZYTIME))
-		iflags |= I_DIRTY_SYNC;
-
 	release = ui->dirty;
-	__mark_inode_dirty(inode, iflags);
+	__mark_inode_dirty(inode, I_DIRTY_SYNC);
 	mutex_unlock(&ui->ui_mutex);
 	if (release)
 		ubifs_release_budget(c, &req);
diff --git a/include/linux/padata.h b/include/linux/padata.h
index 5d13d25da2c8..d803397a28f7 100644
--- a/include/linux/padata.h
+++ b/include/linux/padata.h
@@ -24,7 +24,6 @@
 #include <linux/workqueue.h>
 #include <linux/spinlock.h>
 #include <linux/list.h>
-#include <linux/timer.h>
 #include <linux/notifier.h>
 #include <linux/kobject.h>
 
@@ -85,18 +84,14 @@ struct padata_serial_queue {
  * @serial: List to wait for serialization after reordering.
  * @pwork: work struct for parallelization.
  * @swork: work struct for serialization.
- * @pd: Backpointer to the internal control structure.
  * @work: work struct for parallelization.
- * @reorder_work: work struct for reordering.
  * @num_obj: Number of objects that are processed by this cpu.
  * @cpu_index: Index of the cpu.
  */
 struct padata_parallel_queue {
        struct padata_list    parallel;
        struct padata_list    reorder;
-       struct parallel_data *pd;
        struct work_struct    work;
-       struct work_struct    reorder_work;
        atomic_t              num_obj;
        int                   cpu_index;
 };
@@ -122,10 +117,10 @@ struct padata_cpumask {
  * @reorder_objects: Number of objects waiting in the reorder queues.
  * @refcnt: Number of objects holding a reference on this parallel_data.
  * @max_seq_nr:  Maximal used sequence number.
+ * @cpu: Next CPU to be processed.
  * @cpumask: The cpumasks in use for parallel and serial workers.
+ * @reorder_work: work struct for reordering.
  * @lock: Reorder lock.
- * @processed: Number of already processed objects.
- * @timer: Reorder timer.
  */
 struct parallel_data {
 	struct padata_instance		*pinst;
@@ -134,10 +129,10 @@ struct parallel_data {
 	atomic_t			reorder_objects;
 	atomic_t			refcnt;
 	atomic_t			seq_nr;
+	int				cpu;
 	struct padata_cpumask		cpumask;
+	struct work_struct		reorder_work;
 	spinlock_t                      lock ____cacheline_aligned;
-	unsigned int			processed;
-	struct timer_list		timer;
 };
 
 /**
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h
index 0924119bcfa4..bc5b232440b6 100644
--- a/include/trace/events/rxrpc.h
+++ b/include/trace/events/rxrpc.h
@@ -1549,6 +1549,41 @@ TRACE_EVENT(rxrpc_notify_socket,
 		      __entry->serial)
 	    );
 
+TRACE_EVENT(rxrpc_rx_discard_ack,
+	    TP_PROTO(unsigned int debug_id, rxrpc_serial_t serial,
+		     rxrpc_seq_t first_soft_ack, rxrpc_seq_t call_ackr_first,
+		     rxrpc_seq_t prev_pkt, rxrpc_seq_t call_ackr_prev),
+
+	    TP_ARGS(debug_id, serial, first_soft_ack, call_ackr_first,
+		    prev_pkt, call_ackr_prev),
+
+	    TP_STRUCT__entry(
+		    __field(unsigned int,	debug_id	)
+		    __field(rxrpc_serial_t,	serial		)
+		    __field(rxrpc_seq_t,	first_soft_ack)
+		    __field(rxrpc_seq_t,	call_ackr_first)
+		    __field(rxrpc_seq_t,	prev_pkt)
+		    __field(rxrpc_seq_t,	call_ackr_prev)
+			     ),
+
+	    TP_fast_assign(
+		    __entry->debug_id		= debug_id;
+		    __entry->serial		= serial;
+		    __entry->first_soft_ack	= first_soft_ack;
+		    __entry->call_ackr_first	= call_ackr_first;
+		    __entry->prev_pkt		= prev_pkt;
+		    __entry->call_ackr_prev	= call_ackr_prev;
+			   ),
+
+	    TP_printk("c=%08x r=%08x %08x<%08x %08x<%08x",
+		      __entry->debug_id,
+		      __entry->serial,
+		      __entry->first_soft_ack,
+		      __entry->call_ackr_first,
+		      __entry->prev_pkt,
+		      __entry->call_ackr_prev)
+	    );
+
 #endif /* _TRACE_RXRPC_H */
 
 /* This part must be outside protection */
diff --git a/include/uapi/linux/ndctl.h b/include/uapi/linux/ndctl.h
index 2f2c43d633c5..7b0189d6dfa9 100644
--- a/include/uapi/linux/ndctl.h
+++ b/include/uapi/linux/ndctl.h
@@ -247,6 +247,7 @@ struct nd_cmd_pkg {
 #define NVDIMM_FAMILY_HPE1 1
 #define NVDIMM_FAMILY_HPE2 2
 #define NVDIMM_FAMILY_MSFT 3
+#define NVDIMM_FAMILY_HYPERV 4
 
 #define ND_IOCTL_CALL			_IOWR(ND_IOCTL, ND_CMD_CALL,\
 					struct nd_cmd_pkg)
diff --git a/kernel/padata.c b/kernel/padata.c
index c280cb153915..93e4fb2d9f2e 100644
--- a/kernel/padata.c
+++ b/kernel/padata.c
@@ -167,23 +167,12 @@ EXPORT_SYMBOL(padata_do_parallel);
  */
 static struct padata_priv *padata_get_next(struct parallel_data *pd)
 {
-	int cpu, num_cpus;
-	unsigned int next_nr, next_index;
 	struct padata_parallel_queue *next_queue;
 	struct padata_priv *padata;
 	struct padata_list *reorder;
+	int cpu = pd->cpu;
 
-	num_cpus = cpumask_weight(pd->cpumask.pcpu);
-
-	/*
-	 * Calculate the percpu reorder queue and the sequence
-	 * number of the next object.
-	 */
-	next_nr = pd->processed;
-	next_index = next_nr % num_cpus;
-	cpu = padata_index_to_cpu(pd, next_index);
 	next_queue = per_cpu_ptr(pd->pqueue, cpu);
-
 	reorder = &next_queue->reorder;
 
 	spin_lock(&reorder->lock);
@@ -194,7 +183,8 @@ static struct padata_priv *padata_get_next(struct parallel_data *pd)
 		list_del_init(&padata->list);
 		atomic_dec(&pd->reorder_objects);
 
-		pd->processed++;
+		pd->cpu = cpumask_next_wrap(cpu, pd->cpumask.pcpu, -1,
+					    false);
 
 		spin_unlock(&reorder->lock);
 		goto out;
@@ -217,6 +207,7 @@ static void padata_reorder(struct parallel_data *pd)
 	struct padata_priv *padata;
 	struct padata_serial_queue *squeue;
 	struct padata_instance *pinst = pd->pinst;
+	struct padata_parallel_queue *next_queue;
 
 	/*
 	 * We need to ensure that only one cpu can work on dequeueing of
@@ -248,7 +239,6 @@ static void padata_reorder(struct parallel_data *pd)
 		 * so exit immediately.
 		 */
 		if (PTR_ERR(padata) == -ENODATA) {
-			del_timer(&pd->timer);
 			spin_unlock_bh(&pd->lock);
 			return;
 		}
@@ -267,70 +257,29 @@ static void padata_reorder(struct parallel_data *pd)
 
 	/*
 	 * The next object that needs serialization might have arrived to
-	 * the reorder queues in the meantime, we will be called again
-	 * from the timer function if no one else cares for it.
+	 * the reorder queues in the meantime.
 	 *
-	 * Ensure reorder_objects is read after pd->lock is dropped so we see
-	 * an increment from another task in padata_do_serial.  Pairs with
+	 * Ensure reorder queue is read after pd->lock is dropped so we see
+	 * new objects from another task in padata_do_serial.  Pairs with
 	 * smp_mb__after_atomic in padata_do_serial.
 	 */
 	smp_mb();
-	if (atomic_read(&pd->reorder_objects)
-			&& !(pinst->flags & PADATA_RESET))
-		mod_timer(&pd->timer, jiffies + HZ);
-	else
-		del_timer(&pd->timer);
 
-	return;
+	next_queue = per_cpu_ptr(pd->pqueue, pd->cpu);
+	if (!list_empty(&next_queue->reorder.list))
+		queue_work(pinst->wq, &pd->reorder_work);
 }
 
 static void invoke_padata_reorder(struct work_struct *work)
 {
-	struct padata_parallel_queue *pqueue;
 	struct parallel_data *pd;
 
 	local_bh_disable();
-	pqueue = container_of(work, struct padata_parallel_queue, reorder_work);
-	pd = pqueue->pd;
+	pd = container_of(work, struct parallel_data, reorder_work);
 	padata_reorder(pd);
 	local_bh_enable();
 }
 
-static void padata_reorder_timer(struct timer_list *t)
-{
-	struct parallel_data *pd = from_timer(pd, t, timer);
-	unsigned int weight;
-	int target_cpu, cpu;
-
-	cpu = get_cpu();
-
-	/* We don't lock pd here to not interfere with parallel processing
-	 * padata_reorder() calls on other CPUs. We just need any CPU out of
-	 * the cpumask.pcpu set. It would be nice if it's the right one but
-	 * it doesn't matter if we're off to the next one by using an outdated
-	 * pd->processed value.
-	 */
-	weight = cpumask_weight(pd->cpumask.pcpu);
-	target_cpu = padata_index_to_cpu(pd, pd->processed % weight);
-
-	/* ensure to call the reorder callback on the correct CPU */
-	if (cpu != target_cpu) {
-		struct padata_parallel_queue *pqueue;
-		struct padata_instance *pinst;
-
-		/* The timer function is serialized wrt itself -- no locking
-		 * needed.
-		 */
-		pinst = pd->pinst;
-		pqueue = per_cpu_ptr(pd->pqueue, target_cpu);
-		queue_work_on(target_cpu, pinst->wq, &pqueue->reorder_work);
-	} else {
-		padata_reorder(pd);
-	}
-
-	put_cpu();
-}
-
 static void padata_serial_worker(struct work_struct *serial_work)
 {
 	struct padata_serial_queue *squeue;
@@ -375,47 +324,23 @@ static void padata_serial_worker(struct work_struct *serial_work)
  */
 void padata_do_serial(struct padata_priv *padata)
 {
-	int cpu;
-	struct padata_parallel_queue *pqueue;
-	struct parallel_data *pd;
-	int reorder_via_wq = 0;
-
-	pd = padata->pd;
-
-	cpu = get_cpu();
-
-	/* We need to run on the same CPU padata_do_parallel(.., padata, ..)
-	 * was called on -- or, at least, enqueue the padata object into the
-	 * correct per-cpu queue.
-	 */
-	if (cpu != padata->cpu) {
-		reorder_via_wq = 1;
-		cpu = padata->cpu;
-	}
-
-	pqueue = per_cpu_ptr(pd->pqueue, cpu);
+	struct parallel_data *pd = padata->pd;
+	struct padata_parallel_queue *pqueue = per_cpu_ptr(pd->pqueue,
+							   padata->cpu);
 
 	spin_lock(&pqueue->reorder.lock);
-	atomic_inc(&pd->reorder_objects);
 	list_add_tail(&padata->list, &pqueue->reorder.list);
+	atomic_inc(&pd->reorder_objects);
 	spin_unlock(&pqueue->reorder.lock);
 
 	/*
-	 * Ensure the atomic_inc of reorder_objects above is ordered correctly
+	 * Ensure the addition to the reorder list is ordered correctly
 	 * with the trylock of pd->lock in padata_reorder.  Pairs with smp_mb
 	 * in padata_reorder.
 	 */
 	smp_mb__after_atomic();
 
-	put_cpu();
-
-	/* If we're running on the wrong CPU, call padata_reorder() via a
-	 * kernel worker.
-	 */
-	if (reorder_via_wq)
-		queue_work_on(cpu, pd->pinst->wq, &pqueue->reorder_work);
-	else
-		padata_reorder(pd);
+	padata_reorder(pd);
 }
 EXPORT_SYMBOL(padata_do_serial);
 
@@ -471,14 +396,12 @@ static void padata_init_pqueues(struct parallel_data *pd)
 			continue;
 		}
 
-		pqueue->pd = pd;
 		pqueue->cpu_index = cpu_index;
 		cpu_index++;
 
 		__padata_list_init(&pqueue->reorder);
 		__padata_list_init(&pqueue->parallel);
 		INIT_WORK(&pqueue->work, padata_parallel_worker);
-		INIT_WORK(&pqueue->reorder_work, invoke_padata_reorder);
 		atomic_set(&pqueue->num_obj, 0);
 	}
 }
@@ -506,12 +429,13 @@ static struct parallel_data *padata_alloc_pd(struct padata_instance *pinst,
 
 	padata_init_pqueues(pd);
 	padata_init_squeues(pd);
-	timer_setup(&pd->timer, padata_reorder_timer, 0);
 	atomic_set(&pd->seq_nr, -1);
 	atomic_set(&pd->reorder_objects, 0);
 	atomic_set(&pd->refcnt, 1);
 	pd->pinst = pinst;
 	spin_lock_init(&pd->lock);
+	pd->cpu = cpumask_first(pd->cpumask.pcpu);
+	INIT_WORK(&pd->reorder_work, invoke_padata_reorder);
 
 	return pd;
 
diff --git a/lib/Makefile b/lib/Makefile
index 0ab808318202..1d7a705d7207 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -269,6 +269,8 @@ obj-$(CONFIG_UCS2_STRING) += ucs2_string.o
 obj-$(CONFIG_UBSAN) += ubsan.o
 
 UBSAN_SANITIZE_ubsan.o := n
+KASAN_SANITIZE_ubsan.o := n
+CFLAGS_ubsan.o := $(call cc-option, -fno-stack-protector) $(DISABLE_STACKLEAK_PLUGIN)
 
 obj-$(CONFIG_SBITMAP) += sbitmap.o
 
diff --git a/net/rxrpc/input.c b/net/rxrpc/input.c
index d9beb28fc32f..e65b230fce4c 100644
--- a/net/rxrpc/input.c
+++ b/net/rxrpc/input.c
@@ -814,6 +814,30 @@ static void rxrpc_input_soft_acks(struct rxrpc_call *call, u8 *acks,
 	}
 }
 
+/*
+ * Return true if the ACK is valid - ie. it doesn't appear to have regressed
+ * with respect to the ack state conveyed by preceding ACKs.
+ */
+static bool rxrpc_is_ack_valid(struct rxrpc_call *call,
+			       rxrpc_seq_t first_pkt, rxrpc_seq_t prev_pkt)
+{
+	rxrpc_seq_t base = READ_ONCE(call->ackr_first_seq);
+
+	if (after(first_pkt, base))
+		return true; /* The window advanced */
+
+	if (before(first_pkt, base))
+		return false; /* firstPacket regressed */
+
+	if (after_eq(prev_pkt, call->ackr_prev_seq))
+		return true; /* previousPacket hasn't regressed. */
+
+	/* Some rx implementations put a serial number in previousPacket. */
+	if (after_eq(prev_pkt, base + call->tx_winsize))
+		return false;
+	return true;
+}
+
 /*
  * Process an ACK packet.
  *
@@ -878,9 +902,12 @@ static void rxrpc_input_ack(struct rxrpc_call *call, struct sk_buff *skb,
 	}
 
 	/* Discard any out-of-order or duplicate ACKs (outside lock). */
-	if (before(first_soft_ack, call->ackr_first_seq) ||
-	    before(prev_pkt, call->ackr_prev_seq))
+	if (!rxrpc_is_ack_valid(call, first_soft_ack, prev_pkt)) {
+		trace_rxrpc_rx_discard_ack(call->debug_id, sp->hdr.serial,
+					   first_soft_ack, call->ackr_first_seq,
+					   prev_pkt, call->ackr_prev_seq);
 		return;
+	}
 
 	buf.info.rxMTU = 0;
 	ioffset = offset + nr_acks + 3;
@@ -891,9 +918,12 @@ static void rxrpc_input_ack(struct rxrpc_call *call, struct sk_buff *skb,
 	spin_lock(&call->input_lock);
 
 	/* Discard any out-of-order or duplicate ACKs (inside lock). */
-	if (before(first_soft_ack, call->ackr_first_seq) ||
-	    before(prev_pkt, call->ackr_prev_seq))
+	if (!rxrpc_is_ack_valid(call, first_soft_ack, prev_pkt)) {
+		trace_rxrpc_rx_discard_ack(call->debug_id, sp->hdr.serial,
+					   first_soft_ack, call->ackr_first_seq,
+					   prev_pkt, call->ackr_prev_seq);
 		goto out;
+	}
 	call->acks_latest_ts = skb->tstamp;
 	call->acks_latest = sp->hdr.serial;
 
diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c
index cea16838d588..dce7bdc73de4 100644
--- a/net/rxrpc/rxkad.c
+++ b/net/rxrpc/rxkad.c
@@ -1118,7 +1118,7 @@ static int rxkad_verify_response(struct rxrpc_connection *conn,
 	ret = rxkad_decrypt_ticket(conn, skb, ticket, ticket_len, &session_key,
 				   &expiry, _abort_code);
 	if (ret < 0)
-		goto temporary_error_free_resp;
+		goto temporary_error_free_ticket;
 
 	/* use the session key from inside the ticket to decrypt the
 	 * response */
@@ -1200,7 +1200,6 @@ static int rxkad_verify_response(struct rxrpc_connection *conn,
 
 temporary_error_free_ticket:
 	kfree(ticket);
-temporary_error_free_resp:
 	kfree(response);
 temporary_error:
 	/* Ignore the response packet if we got a temporary error such as
diff --git a/scripts/gcc-plugins/Makefile b/scripts/gcc-plugins/Makefile
index aa0d0ec6936d..9e95862f2788 100644
--- a/scripts/gcc-plugins/Makefile
+++ b/scripts/gcc-plugins/Makefile
@@ -11,6 +11,7 @@ else
   HOST_EXTRACXXFLAGS += -I$(GCC_PLUGINS_DIR)/include -I$(src) -std=gnu++98 -fno-rtti
   HOST_EXTRACXXFLAGS += -fno-exceptions -fasynchronous-unwind-tables -ggdb
   HOST_EXTRACXXFLAGS += -Wno-narrowing -Wno-unused-variable
+  HOST_EXTRACXXFLAGS += -Wno-format-diag
   export HOST_EXTRACXXFLAGS
 endif
 
diff --git a/scripts/gcc-plugins/gcc-common.h b/scripts/gcc-plugins/gcc-common.h
index 17f06079a712..9ad76b7f3f10 100644
--- a/scripts/gcc-plugins/gcc-common.h
+++ b/scripts/gcc-plugins/gcc-common.h
@@ -35,7 +35,9 @@
 #include "ggc.h"
 #include "timevar.h"
 
+#if BUILDING_GCC_VERSION < 10000
 #include "params.h"
+#endif
 
 #if BUILDING_GCC_VERSION <= 4009
 #include "pointer-set.h"
@@ -847,6 +849,7 @@ static inline gimple gimple_build_assign_with_ops(enum tree_code subcode, tree l
 	return gimple_build_assign(lhs, subcode, op1, op2 PASS_MEM_STAT);
 }
 
+#if BUILDING_GCC_VERSION < 10000
 template <>
 template <>
 inline bool is_a_helper<const ggoto *>::test(const_gimple gs)
@@ -860,6 +863,7 @@ inline bool is_a_helper<const greturn *>::test(const_gimple gs)
 {
 	return gs->code == GIMPLE_RETURN;
 }
+#endif
 
 static inline gasm *as_a_gasm(gimple stmt)
 {
diff --git a/security/apparmor/apparmorfs.c b/security/apparmor/apparmorfs.c
index 0a57d105cc5b..1ec1e928cc09 100644
--- a/security/apparmor/apparmorfs.c
+++ b/security/apparmor/apparmorfs.c
@@ -424,7 +424,7 @@ static ssize_t policy_update(u32 mask, const char __user *buf, size_t size,
 	 */
 	error = aa_may_manage_policy(label, ns, mask);
 	if (error)
-		return error;
+		goto end_section;
 
 	data = aa_simple_write_to_buffer(buf, size, size, pos);
 	error = PTR_ERR(data);
@@ -432,6 +432,7 @@ static ssize_t policy_update(u32 mask, const char __user *buf, size_t size,
 		error = aa_replace_profiles(ns, label, mask, data);
 		aa_put_loaddata(data);
 	}
+end_section:
 	end_current_label_crit_section(label);
 
 	return error;
diff --git a/security/apparmor/audit.c b/security/apparmor/audit.c
index eeaddfe0c0fb..70b9730c0be6 100644
--- a/security/apparmor/audit.c
+++ b/security/apparmor/audit.c
@@ -201,8 +201,9 @@ int aa_audit_rule_init(u32 field, u32 op, char *rulestr, void **vrule)
 	rule->label = aa_label_parse(&root_ns->unconfined->label, rulestr,
 				     GFP_KERNEL, true, false);
 	if (IS_ERR(rule->label)) {
+		int err = PTR_ERR(rule->label);
 		aa_audit_rule_free(rule);
-		return PTR_ERR(rule->label);
+		return err;
 	}
 
 	*vrule = rule;
diff --git a/security/apparmor/domain.c b/security/apparmor/domain.c
index bdf9e4cefe25..b9d5b3459705 100644
--- a/security/apparmor/domain.c
+++ b/security/apparmor/domain.c
@@ -1338,6 +1338,7 @@ int aa_change_profile(const char *fqname, int flags)
 		ctx->nnp = aa_get_label(label);
 
 	if (!fqname || !*fqname) {
+		aa_put_label(label);
 		AA_DEBUG("no profile name");
 		return -EINVAL;
 	}
@@ -1356,8 +1357,6 @@ int aa_change_profile(const char *fqname, int flags)
 			op = OP_CHANGE_PROFILE;
 	}
 
-	label = aa_get_current_label();
-
 	if (*fqname == '&') {
 		stack = true;
 		/* don't have label_parse() do stacking */
diff --git a/security/integrity/evm/evm_crypto.c b/security/integrity/evm/evm_crypto.c
index 6a314fb0d480..f0878d81dcef 100644
--- a/security/integrity/evm/evm_crypto.c
+++ b/security/integrity/evm/evm_crypto.c
@@ -96,7 +96,7 @@ static struct shash_desc *init_desc(char type, uint8_t hash_algo)
 		algo = hash_algo_name[hash_algo];
 	}
 
-	if (*tfm == NULL) {
+	if (IS_ERR_OR_NULL(*tfm)) {
 		mutex_lock(&mutex);
 		if (*tfm)
 			goto out;
diff --git a/security/integrity/ima/ima_crypto.c b/security/integrity/ima/ima_crypto.c
index f63b4bd45d60..6a6d19ada66a 100644
--- a/security/integrity/ima/ima_crypto.c
+++ b/security/integrity/ima/ima_crypto.c
@@ -415,7 +415,7 @@ int ima_calc_file_hash(struct file *file, struct ima_digest_data *hash)
 	loff_t i_size;
 	int rc;
 	struct file *f = file;
-	bool new_file_instance = false, modified_flags = false;
+	bool new_file_instance = false, modified_mode = false;
 
 	/*
 	 * For consistency, fail file's opened with the O_DIRECT flag on
@@ -435,13 +435,13 @@ int ima_calc_file_hash(struct file *file, struct ima_digest_data *hash)
 		f = dentry_open(&file->f_path, flags, file->f_cred);
 		if (IS_ERR(f)) {
 			/*
-			 * Cannot open the file again, lets modify f_flags
+			 * Cannot open the file again, lets modify f_mode
 			 * of original and continue
 			 */
 			pr_info_ratelimited("Unable to reopen file for reading.\n");
 			f = file;
-			f->f_flags |= FMODE_READ;
-			modified_flags = true;
+			f->f_mode |= FMODE_READ;
+			modified_mode = true;
 		} else {
 			new_file_instance = true;
 		}
@@ -459,8 +459,8 @@ int ima_calc_file_hash(struct file *file, struct ima_digest_data *hash)
 out:
 	if (new_file_instance)
 		fput(f);
-	else if (modified_flags)
-		f->f_flags &= ~FMODE_READ;
+	else if (modified_mode)
+		f->f_mode &= ~FMODE_READ;
 	return rc;
 }
 
diff --git a/security/integrity/ima/ima_fs.c b/security/integrity/ima/ima_fs.c
index cfb8cc3b975e..604cdac63d84 100644
--- a/security/integrity/ima/ima_fs.c
+++ b/security/integrity/ima/ima_fs.c
@@ -343,8 +343,7 @@ static ssize_t ima_write_policy(struct file *file, const char __user *buf,
 		integrity_audit_msg(AUDIT_INTEGRITY_STATUS, NULL, NULL,
 				    "policy_update", "signed policy required",
 				    1, 0);
-		if (ima_appraise & IMA_APPRAISE_ENFORCE)
-			result = -EACCES;
+		result = -EACCES;
 	} else {
 		result = ima_parse_add_rule(data);
 	}
diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c
index ad52126d3d22..56295936387c 100644
--- a/sound/core/pcm_lib.c
+++ b/sound/core/pcm_lib.c
@@ -438,6 +438,7 @@ static int snd_pcm_update_hw_ptr0(struct snd_pcm_substream *substream,
 
  no_delta_check:
 	if (runtime->status->hw_ptr == new_hw_ptr) {
+		runtime->hw_ptr_jiffies = curr_jiffies;
 		update_audio_tstamp(substream, &curr_tstamp, &audio_tstamp);
 		return 0;
 	}
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index ffe1340890c9..09a37d4c81ec 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -2443,6 +2443,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x1458, 0xa002, "Gigabyte EP45-DS3/Z87X-UD3H", ALC889_FIXUP_FRONT_HP_NO_PRESENCE),
 	SND_PCI_QUIRK(0x1458, 0xa0b8, "Gigabyte AZ370-Gaming", ALC1220_FIXUP_GB_DUAL_CODECS),
 	SND_PCI_QUIRK(0x1458, 0xa0cd, "Gigabyte X570 Aorus Master", ALC1220_FIXUP_CLEVO_P950),
+	SND_PCI_QUIRK(0x1458, 0xa0ce, "Gigabyte X570 Aorus Xtreme", ALC1220_FIXUP_CLEVO_P950),
 	SND_PCI_QUIRK(0x1462, 0x1228, "MSI-GP63", ALC1220_FIXUP_CLEVO_P950),
 	SND_PCI_QUIRK(0x1462, 0x1275, "MSI-GL63", ALC1220_FIXUP_CLEVO_P950),
 	SND_PCI_QUIRK(0x1462, 0x1276, "MSI-GL73", ALC1220_FIXUP_CLEVO_P950),
@@ -2458,6 +2459,9 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x1558, 0x97e1, "Clevo P970[ER][CDFN]", ALC1220_FIXUP_CLEVO_P950),
 	SND_PCI_QUIRK(0x1558, 0x65d1, "Clevo PB51[ER][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
 	SND_PCI_QUIRK(0x1558, 0x67d1, "Clevo PB71[ER][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
+	SND_PCI_QUIRK(0x1558, 0x50d3, "Clevo PC50[ER][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
+	SND_PCI_QUIRK(0x1558, 0x70d1, "Clevo PC70[ER][CDF]", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
+	SND_PCI_QUIRK(0x1558, 0x7714, "Clevo X170", ALC1220_FIXUP_CLEVO_PB51ED_PINS),
 	SND_PCI_QUIRK_VENDOR(0x1558, "Clevo laptop", ALC882_FIXUP_EAPD),
 	SND_PCI_QUIRK(0x161f, 0x2054, "Medion laptop", ALC883_FIXUP_EAPD),
 	SND_PCI_QUIRK(0x17aa, 0x3a0d, "Lenovo Y530", ALC882_FIXUP_LENOVO_Y530),
diff --git a/sound/pci/ice1712/ice1712.c b/sound/pci/ice1712/ice1712.c
index f1fe497c2f9d..7702b62dc18b 100644
--- a/sound/pci/ice1712/ice1712.c
+++ b/sound/pci/ice1712/ice1712.c
@@ -2377,7 +2377,8 @@ static int snd_ice1712_chip_init(struct snd_ice1712 *ice)
 	pci_write_config_byte(ice->pci, 0x61, ice->eeprom.data[ICE_EEP1_ACLINK]);
 	pci_write_config_byte(ice->pci, 0x62, ice->eeprom.data[ICE_EEP1_I2SID]);
 	pci_write_config_byte(ice->pci, 0x63, ice->eeprom.data[ICE_EEP1_SPDIF]);
-	if (ice->eeprom.subvendor != ICE1712_SUBDEVICE_STDSP24) {
+	if (ice->eeprom.subvendor != ICE1712_SUBDEVICE_STDSP24 &&
+	    ice->eeprom.subvendor != ICE1712_SUBDEVICE_STAUDIO_ADCIII) {
 		ice->gpio.write_mask = ice->eeprom.gpiomask;
 		ice->gpio.direction = ice->eeprom.gpiodir;
 		snd_ice1712_write(ice, ICE1712_IREG_GPIO_WRITE_MASK,