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Message-Id: <1628770755175120@kroah.com>
Date:   Thu, 12 Aug 2021 14:19:15 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
        torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc:     lwn@....net, jslaby@...e.cz,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: Linux 5.13.10

diff --git a/Makefile b/Makefile
index 9d810e13a83f..4e9f877f513f 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 5
 PATCHLEVEL = 13
-SUBLEVEL = 9
+SUBLEVEL = 10
 EXTRAVERSION =
 NAME = Opossums on Parade
 
@@ -1366,6 +1366,15 @@ scripts_unifdef: scripts_basic
 	$(Q)$(MAKE) $(build)=scripts scripts/unifdef
 
 # ---------------------------------------------------------------------------
+# Install
+
+# Many distributions have the custom install script, /sbin/installkernel.
+# If DKMS is installed, 'make install' will eventually recuses back
+# to the this Makefile to build and install external modules.
+# Cancel sub_make_done so that options such as M=, V=, etc. are parsed.
+
+install: sub_make_done :=
+
 # Kernel selftest
 
 PHONY += kselftest
diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c
index 4b2575f936d4..cb64e4797d2a 100644
--- a/arch/alpha/kernel/smp.c
+++ b/arch/alpha/kernel/smp.c
@@ -582,7 +582,7 @@ void
 smp_send_stop(void)
 {
 	cpumask_t to_whom;
-	cpumask_copy(&to_whom, cpu_possible_mask);
+	cpumask_copy(&to_whom, cpu_online_mask);
 	cpumask_clear_cpu(smp_processor_id(), &to_whom);
 #ifdef DEBUG_IPI_MSG
 	if (hard_smp_processor_id() != boot_cpu_id)
diff --git a/arch/arm/boot/dts/am437x-l4.dtsi b/arch/arm/boot/dts/am437x-l4.dtsi
index a6f19ae7d3e6..f73ecec1995a 100644
--- a/arch/arm/boot/dts/am437x-l4.dtsi
+++ b/arch/arm/boot/dts/am437x-l4.dtsi
@@ -1595,7 +1595,7 @@ dcan1: can@0 {
 				compatible = "ti,am4372-d_can", "ti,am3352-d_can";
 				reg = <0x0 0x2000>;
 				clocks = <&dcan1_fck>;
-				clock-name = "fck";
+				clock-names = "fck";
 				syscon-raminit = <&scm_conf 0x644 1>;
 				interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
 				status = "disabled";
diff --git a/arch/arm/boot/dts/imx53-m53menlo.dts b/arch/arm/boot/dts/imx53-m53menlo.dts
index f98691ae4415..d3082b9774e4 100644
--- a/arch/arm/boot/dts/imx53-m53menlo.dts
+++ b/arch/arm/boot/dts/imx53-m53menlo.dts
@@ -388,13 +388,13 @@ MX53_PAD_LVDS0_TX3_P__LDB_LVDS0_TX3	0x80000000
 
 		pinctrl_power_button: powerbutgrp {
 			fsl,pins = <
-				MX53_PAD_SD2_DATA2__GPIO1_13		0x1e4
+				MX53_PAD_SD2_DATA0__GPIO1_15		0x1e4
 			>;
 		};
 
 		pinctrl_power_out: poweroutgrp {
 			fsl,pins = <
-				MX53_PAD_SD2_DATA0__GPIO1_15		0x1e4
+				MX53_PAD_SD2_DATA2__GPIO1_13		0x1e4
 			>;
 		};
 
diff --git a/arch/arm/boot/dts/imx6qdl-sr-som.dtsi b/arch/arm/boot/dts/imx6qdl-sr-som.dtsi
index 0ad8ccde0cf8..f86efd0ccc40 100644
--- a/arch/arm/boot/dts/imx6qdl-sr-som.dtsi
+++ b/arch/arm/boot/dts/imx6qdl-sr-som.dtsi
@@ -54,7 +54,13 @@ &fec {
 	pinctrl-names = "default";
 	pinctrl-0 = <&pinctrl_microsom_enet_ar8035>;
 	phy-mode = "rgmii-id";
-	phy-reset-duration = <2>;
+
+	/*
+	 * The PHY seems to require a long-enough reset duration to avoid
+	 * some rare issues where the PHY gets stuck in an inconsistent and
+	 * non-functional state at boot-up. 10ms proved to be fine .
+	 */
+	phy-reset-duration = <10>;
 	phy-reset-gpios = <&gpio4 15 GPIO_ACTIVE_LOW>;
 	status = "okay";
 
diff --git a/arch/arm/boot/dts/imx6ull-colibri-wifi.dtsi b/arch/arm/boot/dts/imx6ull-colibri-wifi.dtsi
index a0545431b3dc..9f1e38282bee 100644
--- a/arch/arm/boot/dts/imx6ull-colibri-wifi.dtsi
+++ b/arch/arm/boot/dts/imx6ull-colibri-wifi.dtsi
@@ -43,6 +43,7 @@ &usdhc2 {
 	assigned-clock-rates = <0>, <198000000>;
 	cap-power-off-card;
 	keep-power-in-suspend;
+	max-frequency = <25000000>;
 	mmc-pwrseq = <&wifi_pwrseq>;
 	no-1-8-v;
 	non-removable;
diff --git a/arch/arm/boot/dts/omap5-board-common.dtsi b/arch/arm/boot/dts/omap5-board-common.dtsi
index d8f13626cfd1..3a8f10231475 100644
--- a/arch/arm/boot/dts/omap5-board-common.dtsi
+++ b/arch/arm/boot/dts/omap5-board-common.dtsi
@@ -30,14 +30,6 @@ vsys_cobra: fixedregulator-vsys_cobra {
 		regulator-max-microvolt = <5000000>;
 	};
 
-	vdds_1v8_main: fixedregulator-vdds_1v8_main {
-		compatible = "regulator-fixed";
-		regulator-name = "vdds_1v8_main";
-		vin-supply = <&smps7_reg>;
-		regulator-min-microvolt = <1800000>;
-		regulator-max-microvolt = <1800000>;
-	};
-
 	vmmcsd_fixed: fixedregulator-mmcsd {
 		compatible = "regulator-fixed";
 		regulator-name = "vmmcsd_fixed";
@@ -487,6 +479,7 @@ smps6_reg: smps6 {
 					regulator-boot-on;
 				};
 
+				vdds_1v8_main:
 				smps7_reg: smps7 {
 					/* VDDS_1v8_OMAP over VDDS_1v8_MAIN */
 					regulator-name = "smps7";
diff --git a/arch/arm/boot/dts/stm32mp15xx-dhcom-pdk2.dtsi b/arch/arm/boot/dts/stm32mp15xx-dhcom-pdk2.dtsi
index c5ea08fec535..6cf1c8b4c6e2 100644
--- a/arch/arm/boot/dts/stm32mp15xx-dhcom-pdk2.dtsi
+++ b/arch/arm/boot/dts/stm32mp15xx-dhcom-pdk2.dtsi
@@ -37,7 +37,7 @@ gpio-keys-polled {
 		poll-interval = <20>;
 
 		/*
-		 * The EXTi IRQ line 3 is shared with touchscreen and ethernet,
+		 * The EXTi IRQ line 3 is shared with ethernet,
 		 * so mark this as polled GPIO key.
 		 */
 		button-0 {
@@ -46,6 +46,16 @@ button-0 {
 			gpios = <&gpiof 3 GPIO_ACTIVE_LOW>;
 		};
 
+		/*
+		 * The EXTi IRQ line 6 is shared with touchscreen,
+		 * so mark this as polled GPIO key.
+		 */
+		button-1 {
+			label = "TA2-GPIO-B";
+			linux,code = <KEY_B>;
+			gpios = <&gpiod 6 GPIO_ACTIVE_LOW>;
+		};
+
 		/*
 		 * The EXTi IRQ line 0 is shared with PMIC,
 		 * so mark this as polled GPIO key.
@@ -60,13 +70,6 @@ button-2 {
 	gpio-keys {
 		compatible = "gpio-keys";
 
-		button-1 {
-			label = "TA2-GPIO-B";
-			linux,code = <KEY_B>;
-			gpios = <&gpiod 6 GPIO_ACTIVE_LOW>;
-			wakeup-source;
-		};
-
 		button-3 {
 			label = "TA4-GPIO-D";
 			linux,code = <KEY_D>;
@@ -82,6 +85,7 @@ led-0 {
 			label = "green:led5";
 			gpios = <&gpioc 6 GPIO_ACTIVE_HIGH>;
 			default-state = "off";
+			status = "disabled";
 		};
 
 		led-1 {
@@ -185,8 +189,8 @@ sgtl5000_rx_endpoint: endpoint@1 {
 	touchscreen@38 {
 		compatible = "edt,edt-ft5406";
 		reg = <0x38>;
-		interrupt-parent = <&gpiog>;
-		interrupts = <2 IRQ_TYPE_EDGE_FALLING>; /* GPIO E */
+		interrupt-parent = <&gpioc>;
+		interrupts = <6 IRQ_TYPE_EDGE_FALLING>; /* GPIO E */
 	};
 };
 
diff --git a/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi b/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi
index 2af0a6752674..8c41f819f776 100644
--- a/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi
+++ b/arch/arm/boot/dts/stm32mp15xx-dhcom-som.dtsi
@@ -12,6 +12,8 @@ / {
 	aliases {
 		ethernet0 = &ethernet0;
 		ethernet1 = &ksz8851;
+		rtc0 = &hwrtc;
+		rtc1 = &rtc;
 	};
 
 	memory@...00000 {
@@ -138,6 +140,7 @@ phy0: ethernet-phy@1 {
 			reset-gpios = <&gpioh 3 GPIO_ACTIVE_LOW>;
 			reset-assert-us = <500>;
 			reset-deassert-us = <500>;
+			smsc,disable-energy-detect;
 			interrupt-parent = <&gpioi>;
 			interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
 		};
@@ -248,7 +251,7 @@ &i2c4 {
 	/delete-property/dmas;
 	/delete-property/dma-names;
 
-	rtc@32 {
+	hwrtc: rtc@32 {
 		compatible = "microcrystal,rv8803";
 		reg = <0x32>;
 	};
diff --git a/arch/arm/mach-imx/mmdc.c b/arch/arm/mach-imx/mmdc.c
index 0dfd0ae7a63d..af12668d0bf5 100644
--- a/arch/arm/mach-imx/mmdc.c
+++ b/arch/arm/mach-imx/mmdc.c
@@ -103,6 +103,7 @@ struct mmdc_pmu {
 	struct perf_event *mmdc_events[MMDC_NUM_COUNTERS];
 	struct hlist_node node;
 	struct fsl_mmdc_devtype_data *devtype_data;
+	struct clk *mmdc_ipg_clk;
 };
 
 /*
@@ -462,11 +463,14 @@ static int imx_mmdc_remove(struct platform_device *pdev)
 
 	cpuhp_state_remove_instance_nocalls(cpuhp_mmdc_state, &pmu_mmdc->node);
 	perf_pmu_unregister(&pmu_mmdc->pmu);
+	iounmap(pmu_mmdc->mmdc_base);
+	clk_disable_unprepare(pmu_mmdc->mmdc_ipg_clk);
 	kfree(pmu_mmdc);
 	return 0;
 }
 
-static int imx_mmdc_perf_init(struct platform_device *pdev, void __iomem *mmdc_base)
+static int imx_mmdc_perf_init(struct platform_device *pdev, void __iomem *mmdc_base,
+			      struct clk *mmdc_ipg_clk)
 {
 	struct mmdc_pmu *pmu_mmdc;
 	char *name;
@@ -494,6 +498,7 @@ static int imx_mmdc_perf_init(struct platform_device *pdev, void __iomem *mmdc_b
 	}
 
 	mmdc_num = mmdc_pmu_init(pmu_mmdc, mmdc_base, &pdev->dev);
+	pmu_mmdc->mmdc_ipg_clk = mmdc_ipg_clk;
 	if (mmdc_num == 0)
 		name = "mmdc";
 	else
@@ -529,7 +534,7 @@ static int imx_mmdc_perf_init(struct platform_device *pdev, void __iomem *mmdc_b
 
 #else
 #define imx_mmdc_remove NULL
-#define imx_mmdc_perf_init(pdev, mmdc_base) 0
+#define imx_mmdc_perf_init(pdev, mmdc_base, mmdc_ipg_clk) 0
 #endif
 
 static int imx_mmdc_probe(struct platform_device *pdev)
@@ -567,7 +572,13 @@ static int imx_mmdc_probe(struct platform_device *pdev)
 	val &= ~(1 << BP_MMDC_MAPSR_PSD);
 	writel_relaxed(val, reg);
 
-	return imx_mmdc_perf_init(pdev, mmdc_base);
+	err = imx_mmdc_perf_init(pdev, mmdc_base, mmdc_ipg_clk);
+	if (err) {
+		iounmap(mmdc_base);
+		clk_disable_unprepare(mmdc_ipg_clk);
+	}
+
+	return err;
 }
 
 int imx_mmdc_get_ddr_type(void)
diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c
index 65934b2924fb..12b26e04686f 100644
--- a/arch/arm/mach-omap2/omap_hwmod.c
+++ b/arch/arm/mach-omap2/omap_hwmod.c
@@ -3776,6 +3776,7 @@ struct powerdomain *omap_hwmod_get_pwrdm(struct omap_hwmod *oh)
 	struct omap_hwmod_ocp_if *oi;
 	struct clockdomain *clkdm;
 	struct clk_hw_omap *clk;
+	struct clk_hw *hw;
 
 	if (!oh)
 		return NULL;
@@ -3792,7 +3793,14 @@ struct powerdomain *omap_hwmod_get_pwrdm(struct omap_hwmod *oh)
 		c = oi->_clk;
 	}
 
-	clk = to_clk_hw_omap(__clk_get_hw(c));
+	hw = __clk_get_hw(c);
+	if (!hw)
+		return NULL;
+
+	clk = to_clk_hw_omap(hw);
+	if (!clk)
+		return NULL;
+
 	clkdm = clk->clkdm;
 	if (!clkdm)
 		return NULL;
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var2.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var2.dts
index dd764b720fb0..f6a79c8080d1 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var2.dts
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-kontron-sl28-var2.dts
@@ -54,6 +54,7 @@ &mscc_felix {
 
 &mscc_felix_port0 {
 	label = "swp0";
+	managed = "in-band-status";
 	phy-handle = <&phy0>;
 	phy-mode = "sgmii";
 	status = "okay";
@@ -61,6 +62,7 @@ &mscc_felix_port0 {
 
 &mscc_felix_port1 {
 	label = "swp1";
+	managed = "in-band-status";
 	phy-handle = <&phy1>;
 	phy-mode = "sgmii";
 	status = "okay";
diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
index a30249ebffa8..a94cbd6dcce6 100644
--- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
@@ -66,7 +66,7 @@ CPU_PW20: cpu-pw20 {
 		};
 	};
 
-	sysclk: clock-sysclk {
+	sysclk: sysclk {
 		compatible = "fixed-clock";
 		#clock-cells = <0>;
 		clock-frequency = <100000000>;
diff --git a/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts b/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts
index ce2bcddf396f..a05b1ab2dd12 100644
--- a/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts
+++ b/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts
@@ -19,6 +19,8 @@ / {
 	aliases {
 		spi0 = &spi0;
 		ethernet1 = &eth1;
+		mmc0 = &sdhci0;
+		mmc1 = &sdhci1;
 	};
 
 	chosen {
@@ -119,6 +121,7 @@ &i2c0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&i2c1_pins>;
 	clock-frequency = <100000>;
+	/delete-property/ mrvl,i2c-fast-mode;
 	status = "okay";
 
 	rtc@6f {
diff --git a/arch/arm64/include/asm/ptrace.h b/arch/arm64/include/asm/ptrace.h
index e58bca832dff..41b332c054ab 100644
--- a/arch/arm64/include/asm/ptrace.h
+++ b/arch/arm64/include/asm/ptrace.h
@@ -320,7 +320,17 @@ static inline unsigned long kernel_stack_pointer(struct pt_regs *regs)
 
 static inline unsigned long regs_return_value(struct pt_regs *regs)
 {
-	return regs->regs[0];
+	unsigned long val = regs->regs[0];
+
+	/*
+	 * Audit currently uses regs_return_value() instead of
+	 * syscall_get_return_value(). Apply the same sign-extension here until
+	 * audit is updated to use syscall_get_return_value().
+	 */
+	if (compat_user_mode(regs))
+		val = sign_extend64(val, 31);
+
+	return val;
 }
 
 static inline void regs_set_return_value(struct pt_regs *regs, unsigned long rc)
diff --git a/arch/arm64/include/asm/syscall.h b/arch/arm64/include/asm/syscall.h
index cfc0672013f6..03e20895453a 100644
--- a/arch/arm64/include/asm/syscall.h
+++ b/arch/arm64/include/asm/syscall.h
@@ -29,22 +29,23 @@ static inline void syscall_rollback(struct task_struct *task,
 	regs->regs[0] = regs->orig_x0;
 }
 
-
-static inline long syscall_get_error(struct task_struct *task,
-				     struct pt_regs *regs)
+static inline long syscall_get_return_value(struct task_struct *task,
+					    struct pt_regs *regs)
 {
-	unsigned long error = regs->regs[0];
+	unsigned long val = regs->regs[0];
 
 	if (is_compat_thread(task_thread_info(task)))
-		error = sign_extend64(error, 31);
+		val = sign_extend64(val, 31);
 
-	return IS_ERR_VALUE(error) ? error : 0;
+	return val;
 }
 
-static inline long syscall_get_return_value(struct task_struct *task,
-					    struct pt_regs *regs)
+static inline long syscall_get_error(struct task_struct *task,
+				     struct pt_regs *regs)
 {
-	return regs->regs[0];
+	unsigned long error = syscall_get_return_value(task, regs);
+
+	return IS_ERR_VALUE(error) ? error : 0;
 }
 
 static inline void syscall_set_return_value(struct task_struct *task,
diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c
index eb2f73939b7b..af3b64ca482d 100644
--- a/arch/arm64/kernel/ptrace.c
+++ b/arch/arm64/kernel/ptrace.c
@@ -1862,7 +1862,7 @@ void syscall_trace_exit(struct pt_regs *regs)
 	audit_syscall_exit(regs);
 
 	if (flags & _TIF_SYSCALL_TRACEPOINT)
-		trace_sys_exit(regs, regs_return_value(regs));
+		trace_sys_exit(regs, syscall_get_return_value(current, regs));
 
 	if (flags & (_TIF_SYSCALL_TRACE | _TIF_SINGLESTEP))
 		tracehook_report_syscall(regs, PTRACE_SYSCALL_EXIT);
diff --git a/arch/arm64/kernel/signal.c b/arch/arm64/kernel/signal.c
index 6237486ff6bb..22899c86711a 100644
--- a/arch/arm64/kernel/signal.c
+++ b/arch/arm64/kernel/signal.c
@@ -29,6 +29,7 @@
 #include <asm/unistd.h>
 #include <asm/fpsimd.h>
 #include <asm/ptrace.h>
+#include <asm/syscall.h>
 #include <asm/signal32.h>
 #include <asm/traps.h>
 #include <asm/vdso.h>
@@ -890,7 +891,7 @@ static void do_signal(struct pt_regs *regs)
 		     retval == -ERESTART_RESTARTBLOCK ||
 		     (retval == -ERESTARTSYS &&
 		      !(ksig.ka.sa.sa_flags & SA_RESTART)))) {
-			regs->regs[0] = -EINTR;
+			syscall_set_return_value(current, regs, -EINTR, 0);
 			regs->pc = continue_addr;
 		}
 
diff --git a/arch/arm64/kernel/stacktrace.c b/arch/arm64/kernel/stacktrace.c
index de07147a7926..7ae41b35c923 100644
--- a/arch/arm64/kernel/stacktrace.c
+++ b/arch/arm64/kernel/stacktrace.c
@@ -220,7 +220,7 @@ void show_stack(struct task_struct *tsk, unsigned long *sp, const char *loglvl)
 
 #ifdef CONFIG_STACKTRACE
 
-noinline void arch_stack_walk(stack_trace_consume_fn consume_entry,
+noinline notrace void arch_stack_walk(stack_trace_consume_fn consume_entry,
 			      void *cookie, struct task_struct *task,
 			      struct pt_regs *regs)
 {
diff --git a/arch/arm64/kernel/syscall.c b/arch/arm64/kernel/syscall.c
index 263d6c1a525f..50a0f1a38e84 100644
--- a/arch/arm64/kernel/syscall.c
+++ b/arch/arm64/kernel/syscall.c
@@ -54,10 +54,7 @@ static void invoke_syscall(struct pt_regs *regs, unsigned int scno,
 		ret = do_ni_syscall(regs, scno);
 	}
 
-	if (is_compat_task())
-		ret = lower_32_bits(ret);
-
-	regs->regs[0] = ret;
+	syscall_set_return_value(current, regs, 0, ret);
 
 	/*
 	 * Ultimately, this value will get limited by KSTACK_OFFSET_MAX(),
@@ -115,7 +112,7 @@ static void el0_svc_common(struct pt_regs *regs, int scno, int sc_nr,
 		 * syscall. do_notify_resume() will send a signal to userspace
 		 * before the syscall is restarted.
 		 */
-		regs->regs[0] = -ERESTARTNOINTR;
+		syscall_set_return_value(current, regs, -ERESTARTNOINTR, 0);
 		return;
 	}
 
@@ -136,7 +133,7 @@ static void el0_svc_common(struct pt_regs *regs, int scno, int sc_nr,
 		 * anyway.
 		 */
 		if (scno == NO_SYSCALL)
-			regs->regs[0] = -ENOSYS;
+			syscall_set_return_value(current, regs, -ENOSYS, 0);
 		scno = syscall_trace_enter(regs);
 		if (scno == NO_SYSCALL)
 			goto trace_exit;
diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index 258234c35a09..674f68d16a73 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -321,7 +321,7 @@ KBUILD_LDFLAGS		+= -m $(ld-emul)
 
 ifdef CONFIG_MIPS
 CHECKFLAGS += $(shell $(CC) $(KBUILD_CFLAGS) -dM -E -x c /dev/null | \
-	egrep -vw '__GNUC_(|MINOR_|PATCHLEVEL_)_' | \
+	egrep -vw '__GNUC_(MINOR_|PATCHLEVEL_)?_' | \
 	sed -e "s/^\#define /-D'/" -e "s/ /'='/" -e "s/$$/'/" -e 's/\$$/&&/g')
 endif
 
diff --git a/arch/mips/include/asm/pgalloc.h b/arch/mips/include/asm/pgalloc.h
index d0cf997b4ba8..139b4050259f 100644
--- a/arch/mips/include/asm/pgalloc.h
+++ b/arch/mips/include/asm/pgalloc.h
@@ -59,15 +59,20 @@ do {							\
 
 static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address)
 {
-	pmd_t *pmd = NULL;
+	pmd_t *pmd;
 	struct page *pg;
 
-	pg = alloc_pages(GFP_KERNEL | __GFP_ACCOUNT, PMD_ORDER);
-	if (pg) {
-		pgtable_pmd_page_ctor(pg);
-		pmd = (pmd_t *)page_address(pg);
-		pmd_init((unsigned long)pmd, (unsigned long)invalid_pte_table);
+	pg = alloc_pages(GFP_KERNEL_ACCOUNT, PMD_ORDER);
+	if (!pg)
+		return NULL;
+
+	if (!pgtable_pmd_page_ctor(pg)) {
+		__free_pages(pg, PMD_ORDER);
+		return NULL;
 	}
+
+	pmd = (pmd_t *)page_address(pg);
+	pmd_init((unsigned long)pmd, (unsigned long)invalid_pte_table);
 	return pmd;
 }
 
diff --git a/arch/mips/mti-malta/malta-platform.c b/arch/mips/mti-malta/malta-platform.c
index 11e9527c6e44..62ffac500eb5 100644
--- a/arch/mips/mti-malta/malta-platform.c
+++ b/arch/mips/mti-malta/malta-platform.c
@@ -47,7 +47,8 @@ static struct plat_serial8250_port uart8250_data[] = {
 		.mapbase	= 0x1f000900,	/* The CBUS UART */
 		.irq		= MIPS_CPU_IRQ_BASE + MIPSCPU_INT_MB2,
 		.uartclk	= 3686400,	/* Twice the usual clk! */
-		.iotype		= UPIO_MEM32,
+		.iotype		= IS_ENABLED(CONFIG_CPU_BIG_ENDIAN) ?
+				  UPIO_MEM32BE : UPIO_MEM32,
 		.flags		= CBUS_UART_FLAGS,
 		.regshift	= 3,
 	},
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 18ec0f9bb8d5..3c3647ac33cb 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -489,6 +489,7 @@ config CC_HAVE_STACKPROTECTOR_TLS
 
 config STACKPROTECTOR_PER_TASK
 	def_bool y
+	depends on !GCC_PLUGIN_RANDSTRUCT
 	depends on STACKPROTECTOR && CC_HAVE_STACKPROTECTOR_TLS
 
 config PHYS_RAM_BASE_FIXED
diff --git a/arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dts b/arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dts
index b1c3c596578f..2e4ea84f27e7 100644
--- a/arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dts
+++ b/arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dts
@@ -24,7 +24,7 @@ cpus {
 
 	memory@...00000 {
 		device_type = "memory";
-		reg = <0x0 0x80000000 0x2 0x00000000>;
+		reg = <0x0 0x80000000 0x4 0x00000000>;
 	};
 
 	soc {
diff --git a/arch/riscv/kernel/stacktrace.c b/arch/riscv/kernel/stacktrace.c
index bde85fc53357..7bc8af75933a 100644
--- a/arch/riscv/kernel/stacktrace.c
+++ b/arch/riscv/kernel/stacktrace.c
@@ -27,7 +27,7 @@ void notrace walk_stackframe(struct task_struct *task, struct pt_regs *regs,
 		fp = frame_pointer(regs);
 		sp = user_stack_pointer(regs);
 		pc = instruction_pointer(regs);
-	} else if (task == current) {
+	} else if (task == NULL || task == current) {
 		fp = (unsigned long)__builtin_frame_address(1);
 		sp = (unsigned long)__builtin_frame_address(0);
 		pc = (unsigned long)__builtin_return_address(0);
diff --git a/arch/x86/events/perf_event.h b/arch/x86/events/perf_event.h
index 2bf1c7ea2758..2938c902ffbe 100644
--- a/arch/x86/events/perf_event.h
+++ b/arch/x86/events/perf_event.h
@@ -1115,9 +1115,10 @@ void x86_pmu_stop(struct perf_event *event, int flags);
 
 static inline void x86_pmu_disable_event(struct perf_event *event)
 {
+	u64 disable_mask = __this_cpu_read(cpu_hw_events.perf_ctr_virt_mask);
 	struct hw_perf_event *hwc = &event->hw;
 
-	wrmsrl(hwc->config_base, hwc->config);
+	wrmsrl(hwc->config_base, hwc->config & ~disable_mask);
 
 	if (is_counter_pair(hwc))
 		wrmsrl(x86_pmu_config_addr(hwc->idx + 1), 0);
diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 716266ab177f..ed469ddf2074 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -1546,7 +1546,7 @@ static int is_empty_shadow_page(u64 *spt)
  * aggregate version in order to make the slab shrinker
  * faster
  */
-static inline void kvm_mod_used_mmu_pages(struct kvm *kvm, unsigned long nr)
+static inline void kvm_mod_used_mmu_pages(struct kvm *kvm, long nr)
 {
 	kvm->arch.n_used_mmu_pages += nr;
 	percpu_counter_add(&kvm_total_used_mmu_pages, nr);
diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c
index 02d60d7f903d..7498c1384b93 100644
--- a/arch/x86/kvm/svm/sev.c
+++ b/arch/x86/kvm/svm/sev.c
@@ -188,7 +188,7 @@ static void sev_asid_free(struct kvm_sev_info *sev)
 
 	for_each_possible_cpu(cpu) {
 		sd = per_cpu(svm_data, cpu);
-		sd->sev_vmcbs[pos] = NULL;
+		sd->sev_vmcbs[sev->asid] = NULL;
 	}
 
 	mutex_unlock(&sev_bitmap_lock);
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index d6a9f0518784..1e11198f8993 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -4252,8 +4252,17 @@ static int kvm_cpu_accept_dm_intr(struct kvm_vcpu *vcpu)
 
 static int kvm_vcpu_ready_for_interrupt_injection(struct kvm_vcpu *vcpu)
 {
-	return kvm_arch_interrupt_allowed(vcpu) &&
-		kvm_cpu_accept_dm_intr(vcpu);
+	/*
+	 * Do not cause an interrupt window exit if an exception
+	 * is pending or an event needs reinjection; userspace
+	 * might want to inject the interrupt manually using KVM_SET_REGS
+	 * or KVM_SET_SREGS.  For that to work, we must be at an
+	 * instruction boundary and with no events half-injected.
+	 */
+	return (kvm_arch_interrupt_allowed(vcpu) &&
+		kvm_cpu_accept_dm_intr(vcpu) &&
+		!kvm_event_needs_reinjection(vcpu) &&
+		!vcpu->arch.exception.pending);
 }
 
 static int kvm_vcpu_ioctl_interrupt(struct kvm_vcpu *vcpu,
diff --git a/arch/x86/tools/relocs.c b/arch/x86/tools/relocs.c
index 04c5a44b9682..9ba700dc47de 100644
--- a/arch/x86/tools/relocs.c
+++ b/arch/x86/tools/relocs.c
@@ -57,12 +57,12 @@ static const char * const sym_regex_kernel[S_NSYMTYPES] = {
 	[S_REL] =
 	"^(__init_(begin|end)|"
 	"__x86_cpu_dev_(start|end)|"
-	"(__parainstructions|__alt_instructions)(|_end)|"
-	"(__iommu_table|__apicdrivers|__smp_locks)(|_end)|"
+	"(__parainstructions|__alt_instructions)(_end)?|"
+	"(__iommu_table|__apicdrivers|__smp_locks)(_end)?|"
 	"__(start|end)_pci_.*|"
 	"__(start|end)_builtin_fw|"
-	"__(start|stop)___ksymtab(|_gpl)|"
-	"__(start|stop)___kcrctab(|_gpl)|"
+	"__(start|stop)___ksymtab(_gpl)?|"
+	"__(start|stop)___kcrctab(_gpl)?|"
 	"__(start|stop)___param|"
 	"__(start|stop)___modver|"
 	"__(start|stop)___bug_table|"
diff --git a/block/blk-iolatency.c b/block/blk-iolatency.c
index 81be0096411d..d8b0d8bd132b 100644
--- a/block/blk-iolatency.c
+++ b/block/blk-iolatency.c
@@ -833,7 +833,11 @@ static ssize_t iolatency_set_limit(struct kernfs_open_file *of, char *buf,
 
 	enable = iolatency_set_min_lat_nsec(blkg, lat_val);
 	if (enable) {
-		WARN_ON_ONCE(!blk_get_queue(blkg->q));
+		if (!blk_get_queue(blkg->q)) {
+			ret = -ENODEV;
+			goto out;
+		}
+
 		blkg_get(blkg);
 	}
 
diff --git a/drivers/acpi/acpica/nsrepair2.c b/drivers/acpi/acpica/nsrepair2.c
index 38e10ab976e6..14b71b41e845 100644
--- a/drivers/acpi/acpica/nsrepair2.c
+++ b/drivers/acpi/acpica/nsrepair2.c
@@ -379,13 +379,6 @@ acpi_ns_repair_CID(struct acpi_evaluate_info *info,
 
 			(*element_ptr)->common.reference_count =
 			    original_ref_count;
-
-			/*
-			 * The original_element holds a reference from the package object
-			 * that represents _HID. Since a new element was created by _HID,
-			 * remove the reference from the _CID package.
-			 */
-			acpi_ut_remove_reference(original_element);
 		}
 
 		element_ptr++;
diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c
index ae7189d1a568..b71ea4a680b0 100644
--- a/drivers/ata/libata-sff.c
+++ b/drivers/ata/libata-sff.c
@@ -637,6 +637,20 @@ unsigned int ata_sff_data_xfer32(struct ata_queued_cmd *qc, unsigned char *buf,
 }
 EXPORT_SYMBOL_GPL(ata_sff_data_xfer32);
 
+static void ata_pio_xfer(struct ata_queued_cmd *qc, struct page *page,
+		unsigned int offset, size_t xfer_size)
+{
+	bool do_write = (qc->tf.flags & ATA_TFLAG_WRITE);
+	unsigned char *buf;
+
+	buf = kmap_atomic(page);
+	qc->ap->ops->sff_data_xfer(qc, buf + offset, xfer_size, do_write);
+	kunmap_atomic(buf);
+
+	if (!do_write && !PageSlab(page))
+		flush_dcache_page(page);
+}
+
 /**
  *	ata_pio_sector - Transfer a sector of data.
  *	@qc: Command on going
@@ -648,11 +662,9 @@ EXPORT_SYMBOL_GPL(ata_sff_data_xfer32);
  */
 static void ata_pio_sector(struct ata_queued_cmd *qc)
 {
-	int do_write = (qc->tf.flags & ATA_TFLAG_WRITE);
 	struct ata_port *ap = qc->ap;
 	struct page *page;
 	unsigned int offset;
-	unsigned char *buf;
 
 	if (!qc->cursg) {
 		qc->curbytes = qc->nbytes;
@@ -670,13 +682,20 @@ static void ata_pio_sector(struct ata_queued_cmd *qc)
 
 	DPRINTK("data %s\n", qc->tf.flags & ATA_TFLAG_WRITE ? "write" : "read");
 
-	/* do the actual data transfer */
-	buf = kmap_atomic(page);
-	ap->ops->sff_data_xfer(qc, buf + offset, qc->sect_size, do_write);
-	kunmap_atomic(buf);
+	/*
+	 * Split the transfer when it splits a page boundary.  Note that the
+	 * split still has to be dword aligned like all ATA data transfers.
+	 */
+	WARN_ON_ONCE(offset % 4);
+	if (offset + qc->sect_size > PAGE_SIZE) {
+		unsigned int split_len = PAGE_SIZE - offset;
 
-	if (!do_write && !PageSlab(page))
-		flush_dcache_page(page);
+		ata_pio_xfer(qc, page, offset, split_len);
+		ata_pio_xfer(qc, nth_page(page, 1), 0,
+			     qc->sect_size - split_len);
+	} else {
+		ata_pio_xfer(qc, page, offset, qc->sect_size);
+	}
 
 	qc->curbytes += qc->sect_size;
 	qc->cursg_ofs += qc->sect_size;
diff --git a/drivers/base/dd.c b/drivers/base/dd.c
index ecd7cf848daf..592b3955abe2 100644
--- a/drivers/base/dd.c
+++ b/drivers/base/dd.c
@@ -634,8 +634,6 @@ static int really_probe(struct device *dev, struct device_driver *drv)
 	else if (drv->remove)
 		drv->remove(dev);
 probe_failed:
-	kfree(dev->dma_range_map);
-	dev->dma_range_map = NULL;
 	if (dev->bus)
 		blocking_notifier_call_chain(&dev->bus->p->bus_notifier,
 					     BUS_NOTIFY_DRIVER_NOT_BOUND, dev);
@@ -643,6 +641,8 @@ static int really_probe(struct device *dev, struct device_driver *drv)
 	device_links_no_driver(dev);
 	devres_release_all(dev);
 	arch_teardown_dma_ops(dev);
+	kfree(dev->dma_range_map);
+	dev->dma_range_map = NULL;
 	driver_sysfs_remove(dev);
 	dev->driver = NULL;
 	dev_set_drvdata(dev, NULL);
diff --git a/drivers/base/firmware_loader/fallback.c b/drivers/base/firmware_loader/fallback.c
index 91899d185e31..d7d63c1aa993 100644
--- a/drivers/base/firmware_loader/fallback.c
+++ b/drivers/base/firmware_loader/fallback.c
@@ -89,12 +89,11 @@ static void __fw_load_abort(struct fw_priv *fw_priv)
 {
 	/*
 	 * There is a small window in which user can write to 'loading'
-	 * between loading done and disappearance of 'loading'
+	 * between loading done/aborted and disappearance of 'loading'
 	 */
-	if (fw_sysfs_done(fw_priv))
+	if (fw_state_is_aborted(fw_priv) || fw_sysfs_done(fw_priv))
 		return;
 
-	list_del_init(&fw_priv->pending_list);
 	fw_state_aborted(fw_priv);
 }
 
@@ -280,7 +279,6 @@ static ssize_t firmware_loading_store(struct device *dev,
 			 * Same logic as fw_load_abort, only the DONE bit
 			 * is ignored and we set ABORT only on failure.
 			 */
-			list_del_init(&fw_priv->pending_list);
 			if (rc) {
 				fw_state_aborted(fw_priv);
 				written = rc;
@@ -513,6 +511,11 @@ static int fw_load_sysfs_fallback(struct fw_sysfs *fw_sysfs, long timeout)
 	}
 
 	mutex_lock(&fw_lock);
+	if (fw_state_is_aborted(fw_priv)) {
+		mutex_unlock(&fw_lock);
+		retval = -EINTR;
+		goto out;
+	}
 	list_add(&fw_priv->pending_list, &pending_fw_head);
 	mutex_unlock(&fw_lock);
 
@@ -535,11 +538,10 @@ static int fw_load_sysfs_fallback(struct fw_sysfs *fw_sysfs, long timeout)
 	if (fw_state_is_aborted(fw_priv)) {
 		if (retval == -ERESTARTSYS)
 			retval = -EINTR;
-		else
-			retval = -EAGAIN;
 	} else if (fw_priv->is_paged_buf && !fw_priv->data)
 		retval = -ENOMEM;
 
+out:
 	device_del(f_dev);
 err_put_dev:
 	put_device(f_dev);
diff --git a/drivers/base/firmware_loader/firmware.h b/drivers/base/firmware_loader/firmware.h
index 63bd29fdcb9c..a3014e9e2c85 100644
--- a/drivers/base/firmware_loader/firmware.h
+++ b/drivers/base/firmware_loader/firmware.h
@@ -117,8 +117,16 @@ static inline void __fw_state_set(struct fw_priv *fw_priv,
 
 	WRITE_ONCE(fw_st->status, status);
 
-	if (status == FW_STATUS_DONE || status == FW_STATUS_ABORTED)
+	if (status == FW_STATUS_DONE || status == FW_STATUS_ABORTED) {
+#ifdef CONFIG_FW_LOADER_USER_HELPER
+		/*
+		 * Doing this here ensures that the fw_priv is deleted from
+		 * the pending list in all abort/done paths.
+		 */
+		list_del_init(&fw_priv->pending_list);
+#endif
 		complete_all(&fw_st->completion);
+	}
 }
 
 static inline void fw_state_aborted(struct fw_priv *fw_priv)
diff --git a/drivers/base/firmware_loader/main.c b/drivers/base/firmware_loader/main.c
index 4fdb8219cd08..68c549d71230 100644
--- a/drivers/base/firmware_loader/main.c
+++ b/drivers/base/firmware_loader/main.c
@@ -783,8 +783,10 @@ static void fw_abort_batch_reqs(struct firmware *fw)
 		return;
 
 	fw_priv = fw->priv;
+	mutex_lock(&fw_lock);
 	if (!fw_state_is_aborted(fw_priv))
 		fw_state_aborted(fw_priv);
+	mutex_unlock(&fw_lock);
 }
 
 /* called from request_firmware() and request_firmware_work_func() */
diff --git a/drivers/bus/ti-sysc.c b/drivers/bus/ti-sysc.c
index 38cb116ed433..0ef98e3ba341 100644
--- a/drivers/bus/ti-sysc.c
+++ b/drivers/bus/ti-sysc.c
@@ -100,6 +100,7 @@ static const char * const clock_names[SYSC_MAX_CLOCKS] = {
  * @cookie: data used by legacy platform callbacks
  * @name: name if available
  * @revision: interconnect target module revision
+ * @reserved: target module is reserved and already in use
  * @enabled: sysc runtime enabled status
  * @needs_resume: runtime resume needed on resume from suspend
  * @child_needs_resume: runtime resume needed for child on resume from suspend
@@ -130,6 +131,7 @@ struct sysc {
 	struct ti_sysc_cookie cookie;
 	const char *name;
 	u32 revision;
+	unsigned int reserved:1;
 	unsigned int enabled:1;
 	unsigned int needs_resume:1;
 	unsigned int child_needs_resume:1;
@@ -2951,6 +2953,8 @@ static int sysc_init_soc(struct sysc *ddata)
 		case SOC_3430 ... SOC_3630:
 			sysc_add_disabled(0x48304000);	/* timer12 */
 			break;
+		case SOC_AM3:
+			sysc_add_disabled(0x48310000);  /* rng */
 		default:
 			break;
 		}
@@ -3093,8 +3097,8 @@ static int sysc_probe(struct platform_device *pdev)
 		return error;
 
 	error = sysc_check_active_timer(ddata);
-	if (error)
-		return error;
+	if (error == -EBUSY)
+		ddata->reserved = true;
 
 	error = sysc_get_clocks(ddata);
 	if (error)
@@ -3130,11 +3134,15 @@ static int sysc_probe(struct platform_device *pdev)
 	sysc_show_registers(ddata);
 
 	ddata->dev->type = &sysc_device_type;
-	error = of_platform_populate(ddata->dev->of_node, sysc_match_table,
-				     pdata ? pdata->auxdata : NULL,
-				     ddata->dev);
-	if (error)
-		goto err;
+
+	if (!ddata->reserved) {
+		error = of_platform_populate(ddata->dev->of_node,
+					     sysc_match_table,
+					     pdata ? pdata->auxdata : NULL,
+					     ddata->dev);
+		if (error)
+			goto err;
+	}
 
 	INIT_DELAYED_WORK(&ddata->idle_work, ti_sysc_idle);
 
diff --git a/drivers/char/tpm/tpm_ftpm_tee.c b/drivers/char/tpm/tpm_ftpm_tee.c
index 2ccdf8ac6994..6e3235565a4d 100644
--- a/drivers/char/tpm/tpm_ftpm_tee.c
+++ b/drivers/char/tpm/tpm_ftpm_tee.c
@@ -254,11 +254,11 @@ static int ftpm_tee_probe(struct device *dev)
 	pvt_data->session = sess_arg.session;
 
 	/* Allocate dynamic shared memory with fTPM TA */
-	pvt_data->shm = tee_shm_alloc(pvt_data->ctx,
-				      MAX_COMMAND_SIZE + MAX_RESPONSE_SIZE,
-				      TEE_SHM_MAPPED | TEE_SHM_DMA_BUF);
+	pvt_data->shm = tee_shm_alloc_kernel_buf(pvt_data->ctx,
+						 MAX_COMMAND_SIZE +
+						 MAX_RESPONSE_SIZE);
 	if (IS_ERR(pvt_data->shm)) {
-		dev_err(dev, "%s: tee_shm_alloc failed\n", __func__);
+		dev_err(dev, "%s: tee_shm_alloc_kernel_buf failed\n", __func__);
 		rc = -ENOMEM;
 		goto out_shm_alloc;
 	}
diff --git a/drivers/clk/clk-devres.c b/drivers/clk/clk-devres.c
index be160764911b..f9d5b7334341 100644
--- a/drivers/clk/clk-devres.c
+++ b/drivers/clk/clk-devres.c
@@ -92,13 +92,20 @@ int __must_check devm_clk_bulk_get_optional(struct device *dev, int num_clks,
 }
 EXPORT_SYMBOL_GPL(devm_clk_bulk_get_optional);
 
+static void devm_clk_bulk_release_all(struct device *dev, void *res)
+{
+	struct clk_bulk_devres *devres = res;
+
+	clk_bulk_put_all(devres->num_clks, devres->clks);
+}
+
 int __must_check devm_clk_bulk_get_all(struct device *dev,
 				       struct clk_bulk_data **clks)
 {
 	struct clk_bulk_devres *devres;
 	int ret;
 
-	devres = devres_alloc(devm_clk_bulk_release,
+	devres = devres_alloc(devm_clk_bulk_release_all,
 			      sizeof(*devres), GFP_KERNEL);
 	if (!devres)
 		return -ENOMEM;
diff --git a/drivers/clk/clk-stm32f4.c b/drivers/clk/clk-stm32f4.c
index 18117ce5ff85..5c75e3d906c2 100644
--- a/drivers/clk/clk-stm32f4.c
+++ b/drivers/clk/clk-stm32f4.c
@@ -526,7 +526,7 @@ struct stm32f4_pll {
 
 struct stm32f4_pll_post_div_data {
 	int idx;
-	u8 pll_num;
+	int pll_idx;
 	const char *name;
 	const char *parent;
 	u8 flag;
@@ -557,13 +557,13 @@ static const struct clk_div_table post_divr_table[] = {
 
 #define MAX_POST_DIV 3
 static const struct stm32f4_pll_post_div_data  post_div_data[MAX_POST_DIV] = {
-	{ CLK_I2SQ_PDIV, PLL_I2S, "plli2s-q-div", "plli2s-q",
+	{ CLK_I2SQ_PDIV, PLL_VCO_I2S, "plli2s-q-div", "plli2s-q",
 		CLK_SET_RATE_PARENT, STM32F4_RCC_DCKCFGR, 0, 5, 0, NULL},
 
-	{ CLK_SAIQ_PDIV, PLL_SAI, "pllsai-q-div", "pllsai-q",
+	{ CLK_SAIQ_PDIV, PLL_VCO_SAI, "pllsai-q-div", "pllsai-q",
 		CLK_SET_RATE_PARENT, STM32F4_RCC_DCKCFGR, 8, 5, 0, NULL },
 
-	{ NO_IDX, PLL_SAI, "pllsai-r-div", "pllsai-r", CLK_SET_RATE_PARENT,
+	{ NO_IDX, PLL_VCO_SAI, "pllsai-r-div", "pllsai-r", CLK_SET_RATE_PARENT,
 		STM32F4_RCC_DCKCFGR, 16, 2, 0, post_divr_table },
 };
 
@@ -1774,7 +1774,7 @@ static void __init stm32f4_rcc_init(struct device_node *np)
 				post_div->width,
 				post_div->flag_div,
 				post_div->div_table,
-				clks[post_div->pll_num],
+				clks[post_div->pll_idx],
 				&stm32f4_clk_lock);
 
 		if (post_div->idx != NO_IDX)
diff --git a/drivers/clk/tegra/clk-sdmmc-mux.c b/drivers/clk/tegra/clk-sdmmc-mux.c
index 316912d3b1a4..4f2c3309eea4 100644
--- a/drivers/clk/tegra/clk-sdmmc-mux.c
+++ b/drivers/clk/tegra/clk-sdmmc-mux.c
@@ -194,6 +194,15 @@ static void clk_sdmmc_mux_disable(struct clk_hw *hw)
 	gate_ops->disable(gate_hw);
 }
 
+static void clk_sdmmc_mux_disable_unused(struct clk_hw *hw)
+{
+	struct tegra_sdmmc_mux *sdmmc_mux = to_clk_sdmmc_mux(hw);
+	const struct clk_ops *gate_ops = sdmmc_mux->gate_ops;
+	struct clk_hw *gate_hw = &sdmmc_mux->gate.hw;
+
+	gate_ops->disable_unused(gate_hw);
+}
+
 static void clk_sdmmc_mux_restore_context(struct clk_hw *hw)
 {
 	struct clk_hw *parent = clk_hw_get_parent(hw);
@@ -218,6 +227,7 @@ static const struct clk_ops tegra_clk_sdmmc_mux_ops = {
 	.is_enabled = clk_sdmmc_mux_is_enabled,
 	.enable = clk_sdmmc_mux_enable,
 	.disable = clk_sdmmc_mux_disable,
+	.disable_unused = clk_sdmmc_mux_disable_unused,
 	.restore_context = clk_sdmmc_mux_restore_context,
 };
 
diff --git a/drivers/dma/idxd/idxd.h b/drivers/dma/idxd/idxd.h
index 26482c7d4c3a..fc708be7ad9a 100644
--- a/drivers/dma/idxd/idxd.h
+++ b/drivers/dma/idxd/idxd.h
@@ -294,6 +294,14 @@ struct idxd_desc {
 	struct idxd_wq *wq;
 };
 
+/*
+ * This is software defined error for the completion status. We overload the error code
+ * that will never appear in completion status and only SWERR register.
+ */
+enum idxd_completion_status {
+	IDXD_COMP_DESC_ABORT = 0xff,
+};
+
 #define confdev_to_idxd(dev) container_of(dev, struct idxd_device, conf_dev)
 #define confdev_to_wq(dev) container_of(dev, struct idxd_wq, conf_dev)
 
@@ -482,4 +490,10 @@ static inline void perfmon_init(void) {}
 static inline void perfmon_exit(void) {}
 #endif
 
+static inline void complete_desc(struct idxd_desc *desc, enum idxd_complete_type reason)
+{
+	idxd_dma_complete_txd(desc, reason);
+	idxd_free_desc(desc->wq, desc);
+}
+
 #endif
diff --git a/drivers/dma/idxd/init.c b/drivers/dma/idxd/init.c
index 442d55c11a5f..32cca6a0e66a 100644
--- a/drivers/dma/idxd/init.c
+++ b/drivers/dma/idxd/init.c
@@ -102,6 +102,8 @@ static int idxd_setup_interrupts(struct idxd_device *idxd)
 		spin_lock_init(&idxd->irq_entries[i].list_lock);
 	}
 
+	idxd_msix_perm_setup(idxd);
+
 	irq_entry = &idxd->irq_entries[0];
 	rc = request_threaded_irq(irq_entry->vector, NULL, idxd_misc_thread,
 				  0, "idxd-misc", irq_entry);
@@ -148,7 +150,6 @@ static int idxd_setup_interrupts(struct idxd_device *idxd)
 	}
 
 	idxd_unmask_error_interrupts(idxd);
-	idxd_msix_perm_setup(idxd);
 	return 0;
 
  err_wq_irqs:
@@ -162,6 +163,7 @@ static int idxd_setup_interrupts(struct idxd_device *idxd)
  err_misc_irq:
 	/* Disable error interrupt generation */
 	idxd_mask_error_interrupts(idxd);
+	idxd_msix_perm_clear(idxd);
  err_irq_entries:
 	pci_free_irq_vectors(pdev);
 	dev_err(dev, "No usable interrupts\n");
@@ -757,32 +759,40 @@ static void idxd_shutdown(struct pci_dev *pdev)
 	for (i = 0; i < msixcnt; i++) {
 		irq_entry = &idxd->irq_entries[i];
 		synchronize_irq(irq_entry->vector);
-		free_irq(irq_entry->vector, irq_entry);
 		if (i == 0)
 			continue;
 		idxd_flush_pending_llist(irq_entry);
 		idxd_flush_work_list(irq_entry);
 	}
-
-	idxd_msix_perm_clear(idxd);
-	idxd_release_int_handles(idxd);
-	pci_free_irq_vectors(pdev);
-	pci_iounmap(pdev, idxd->reg_base);
-	pci_disable_device(pdev);
-	destroy_workqueue(idxd->wq);
+	flush_workqueue(idxd->wq);
 }
 
 static void idxd_remove(struct pci_dev *pdev)
 {
 	struct idxd_device *idxd = pci_get_drvdata(pdev);
+	struct idxd_irq_entry *irq_entry;
+	int msixcnt = pci_msix_vec_count(pdev);
+	int i;
 
 	dev_dbg(&pdev->dev, "%s called\n", __func__);
 	idxd_shutdown(pdev);
 	if (device_pasid_enabled(idxd))
 		idxd_disable_system_pasid(idxd);
 	idxd_unregister_devices(idxd);
-	perfmon_pmu_remove(idxd);
+
+	for (i = 0; i < msixcnt; i++) {
+		irq_entry = &idxd->irq_entries[i];
+		free_irq(irq_entry->vector, irq_entry);
+	}
+	idxd_msix_perm_clear(idxd);
+	idxd_release_int_handles(idxd);
+	pci_free_irq_vectors(pdev);
+	pci_iounmap(pdev, idxd->reg_base);
 	iommu_dev_disable_feature(&pdev->dev, IOMMU_DEV_FEAT_SVA);
+	pci_disable_device(pdev);
+	destroy_workqueue(idxd->wq);
+	perfmon_pmu_remove(idxd);
+	device_unregister(&idxd->conf_dev);
 }
 
 static struct pci_driver idxd_pci_driver = {
diff --git a/drivers/dma/idxd/irq.c b/drivers/dma/idxd/irq.c
index ae68e1e5487a..4e3a7198c0ca 100644
--- a/drivers/dma/idxd/irq.c
+++ b/drivers/dma/idxd/irq.c
@@ -245,12 +245,6 @@ static inline bool match_fault(struct idxd_desc *desc, u64 fault_addr)
 	return false;
 }
 
-static inline void complete_desc(struct idxd_desc *desc, enum idxd_complete_type reason)
-{
-	idxd_dma_complete_txd(desc, reason);
-	idxd_free_desc(desc->wq, desc);
-}
-
 static int irq_process_pending_llist(struct idxd_irq_entry *irq_entry,
 				     enum irq_work_type wtype,
 				     int *processed, u64 data)
@@ -272,8 +266,16 @@ static int irq_process_pending_llist(struct idxd_irq_entry *irq_entry,
 		reason = IDXD_COMPLETE_DEV_FAIL;
 
 	llist_for_each_entry_safe(desc, t, head, llnode) {
-		if (desc->completion->status) {
-			if ((desc->completion->status & DSA_COMP_STATUS_MASK) != DSA_COMP_SUCCESS)
+		u8 status = desc->completion->status & DSA_COMP_STATUS_MASK;
+
+		if (status) {
+			if (unlikely(status == IDXD_COMP_DESC_ABORT)) {
+				complete_desc(desc, IDXD_COMPLETE_ABORT);
+				(*processed)++;
+				continue;
+			}
+
+			if (unlikely(status != DSA_COMP_SUCCESS))
 				match_fault(desc, data);
 			complete_desc(desc, reason);
 			(*processed)++;
@@ -329,7 +331,14 @@ static int irq_process_work_list(struct idxd_irq_entry *irq_entry,
 	spin_unlock_irqrestore(&irq_entry->list_lock, flags);
 
 	list_for_each_entry(desc, &flist, list) {
-		if ((desc->completion->status & DSA_COMP_STATUS_MASK) != DSA_COMP_SUCCESS)
+		u8 status = desc->completion->status & DSA_COMP_STATUS_MASK;
+
+		if (unlikely(status == IDXD_COMP_DESC_ABORT)) {
+			complete_desc(desc, IDXD_COMPLETE_ABORT);
+			continue;
+		}
+
+		if (unlikely(status != DSA_COMP_SUCCESS))
 			match_fault(desc, data);
 		complete_desc(desc, reason);
 	}
diff --git a/drivers/dma/idxd/submit.c b/drivers/dma/idxd/submit.c
index 19afb62abaff..36c9c1a89b7e 100644
--- a/drivers/dma/idxd/submit.c
+++ b/drivers/dma/idxd/submit.c
@@ -25,11 +25,10 @@ static struct idxd_desc *__get_desc(struct idxd_wq *wq, int idx, int cpu)
 	 * Descriptor completion vectors are 1...N for MSIX. We will round
 	 * robin through the N vectors.
 	 */
-	wq->vec_ptr = (wq->vec_ptr % idxd->num_wq_irqs) + 1;
+	wq->vec_ptr = desc->vector = (wq->vec_ptr % idxd->num_wq_irqs) + 1;
 	if (!idxd->int_handles) {
 		desc->hw->int_handle = wq->vec_ptr;
 	} else {
-		desc->vector = wq->vec_ptr;
 		/*
 		 * int_handles are only for descriptor completion. However for device
 		 * MSIX enumeration, vec 0 is used for misc interrupts. Therefore even
@@ -88,9 +87,64 @@ void idxd_free_desc(struct idxd_wq *wq, struct idxd_desc *desc)
 	sbitmap_queue_clear(&wq->sbq, desc->id, cpu);
 }
 
+static struct idxd_desc *list_abort_desc(struct idxd_wq *wq, struct idxd_irq_entry *ie,
+					 struct idxd_desc *desc)
+{
+	struct idxd_desc *d, *n;
+
+	lockdep_assert_held(&ie->list_lock);
+	list_for_each_entry_safe(d, n, &ie->work_list, list) {
+		if (d == desc) {
+			list_del(&d->list);
+			return d;
+		}
+	}
+
+	/*
+	 * At this point, the desc needs to be aborted is held by the completion
+	 * handler where it has taken it off the pending list but has not added to the
+	 * work list. It will be cleaned up by the interrupt handler when it sees the
+	 * IDXD_COMP_DESC_ABORT for completion status.
+	 */
+	return NULL;
+}
+
+static void llist_abort_desc(struct idxd_wq *wq, struct idxd_irq_entry *ie,
+			     struct idxd_desc *desc)
+{
+	struct idxd_desc *d, *t, *found = NULL;
+	struct llist_node *head;
+	unsigned long flags;
+
+	desc->completion->status = IDXD_COMP_DESC_ABORT;
+	/*
+	 * Grab the list lock so it will block the irq thread handler. This allows the
+	 * abort code to locate the descriptor need to be aborted.
+	 */
+	spin_lock_irqsave(&ie->list_lock, flags);
+	head = llist_del_all(&ie->pending_llist);
+	if (head) {
+		llist_for_each_entry_safe(d, t, head, llnode) {
+			if (d == desc) {
+				found = desc;
+				continue;
+			}
+			list_add_tail(&desc->list, &ie->work_list);
+		}
+	}
+
+	if (!found)
+		found = list_abort_desc(wq, ie, desc);
+	spin_unlock_irqrestore(&ie->list_lock, flags);
+
+	if (found)
+		complete_desc(found, IDXD_COMPLETE_ABORT);
+}
+
 int idxd_submit_desc(struct idxd_wq *wq, struct idxd_desc *desc)
 {
 	struct idxd_device *idxd = wq->idxd;
+	struct idxd_irq_entry *ie = NULL;
 	void __iomem *portal;
 	int rc;
 
@@ -108,6 +162,16 @@ int idxd_submit_desc(struct idxd_wq *wq, struct idxd_desc *desc)
 	 * even on UP because the recipient is a device.
 	 */
 	wmb();
+
+	/*
+	 * Pending the descriptor to the lockless list for the irq_entry
+	 * that we designated the descriptor to.
+	 */
+	if (desc->hw->flags & IDXD_OP_FLAG_RCI) {
+		ie = &idxd->irq_entries[desc->vector];
+		llist_add(&desc->llnode, &ie->pending_llist);
+	}
+
 	if (wq_dedicated(wq)) {
 		iosubmit_cmds512(portal, desc->hw, 1);
 	} else {
@@ -118,29 +182,13 @@ int idxd_submit_desc(struct idxd_wq *wq, struct idxd_desc *desc)
 		 * device is not accepting descriptor at all.
 		 */
 		rc = enqcmds(portal, desc->hw);
-		if (rc < 0)
+		if (rc < 0) {
+			if (ie)
+				llist_abort_desc(wq, ie, desc);
 			return rc;
+		}
 	}
 
 	percpu_ref_put(&wq->wq_active);
-
-	/*
-	 * Pending the descriptor to the lockless list for the irq_entry
-	 * that we designated the descriptor to.
-	 */
-	if (desc->hw->flags & IDXD_OP_FLAG_RCI) {
-		int vec;
-
-		/*
-		 * If the driver is on host kernel, it would be the value
-		 * assigned to interrupt handle, which is index for MSIX
-		 * vector. If it's guest then can't use the int_handle since
-		 * that is the index to IMS for the entire device. The guest
-		 * device local index will be used.
-		 */
-		vec = !idxd->int_handles ? desc->hw->int_handle : desc->vector;
-		llist_add(&desc->llnode, &idxd->irq_entries[vec].pending_llist);
-	}
-
 	return 0;
 }
diff --git a/drivers/dma/idxd/sysfs.c b/drivers/dma/idxd/sysfs.c
index 0460d58e3941..bb4df63906a7 100644
--- a/drivers/dma/idxd/sysfs.c
+++ b/drivers/dma/idxd/sysfs.c
@@ -1744,8 +1744,6 @@ void idxd_unregister_devices(struct idxd_device *idxd)
 
 		device_unregister(&group->conf_dev);
 	}
-
-	device_unregister(&idxd->conf_dev);
 }
 
 int idxd_register_bus_type(void)
diff --git a/drivers/dma/imx-dma.c b/drivers/dma/imx-dma.c
index 7f116bbcfad2..2ddc31e64db0 100644
--- a/drivers/dma/imx-dma.c
+++ b/drivers/dma/imx-dma.c
@@ -812,6 +812,8 @@ static struct dma_async_tx_descriptor *imxdma_prep_slave_sg(
 		dma_length += sg_dma_len(sg);
 	}
 
+	imxdma_config_write(chan, &imxdmac->config, direction);
+
 	switch (imxdmac->word_size) {
 	case DMA_SLAVE_BUSWIDTH_4_BYTES:
 		if (sg_dma_len(sgl) & 3 || sgl->dma_address & 3)
diff --git a/drivers/dma/stm32-dma.c b/drivers/dma/stm32-dma.c
index f54ecb123a52..7dd1d3d0bf06 100644
--- a/drivers/dma/stm32-dma.c
+++ b/drivers/dma/stm32-dma.c
@@ -1200,7 +1200,7 @@ static int stm32_dma_alloc_chan_resources(struct dma_chan *c)
 
 	chan->config_init = false;
 
-	ret = pm_runtime_get_sync(dmadev->ddev.dev);
+	ret = pm_runtime_resume_and_get(dmadev->ddev.dev);
 	if (ret < 0)
 		return ret;
 
@@ -1470,7 +1470,7 @@ static int stm32_dma_suspend(struct device *dev)
 	struct stm32_dma_device *dmadev = dev_get_drvdata(dev);
 	int id, ret, scr;
 
-	ret = pm_runtime_get_sync(dev);
+	ret = pm_runtime_resume_and_get(dev);
 	if (ret < 0)
 		return ret;
 
diff --git a/drivers/dma/stm32-dmamux.c b/drivers/dma/stm32-dmamux.c
index ef0d0555103d..a42164389ebc 100644
--- a/drivers/dma/stm32-dmamux.c
+++ b/drivers/dma/stm32-dmamux.c
@@ -137,7 +137,7 @@ static void *stm32_dmamux_route_allocate(struct of_phandle_args *dma_spec,
 
 	/* Set dma request */
 	spin_lock_irqsave(&dmamux->lock, flags);
-	ret = pm_runtime_get_sync(&pdev->dev);
+	ret = pm_runtime_resume_and_get(&pdev->dev);
 	if (ret < 0) {
 		spin_unlock_irqrestore(&dmamux->lock, flags);
 		goto error;
@@ -336,7 +336,7 @@ static int stm32_dmamux_suspend(struct device *dev)
 	struct stm32_dmamux_data *stm32_dmamux = platform_get_drvdata(pdev);
 	int i, ret;
 
-	ret = pm_runtime_get_sync(dev);
+	ret = pm_runtime_resume_and_get(dev);
 	if (ret < 0)
 		return ret;
 
@@ -361,7 +361,7 @@ static int stm32_dmamux_resume(struct device *dev)
 	if (ret < 0)
 		return ret;
 
-	ret = pm_runtime_get_sync(dev);
+	ret = pm_runtime_resume_and_get(dev);
 	if (ret < 0)
 		return ret;
 
diff --git a/drivers/dma/uniphier-xdmac.c b/drivers/dma/uniphier-xdmac.c
index 16b19654873d..d6b8a202474f 100644
--- a/drivers/dma/uniphier-xdmac.c
+++ b/drivers/dma/uniphier-xdmac.c
@@ -209,8 +209,8 @@ static int uniphier_xdmac_chan_stop(struct uniphier_xdmac_chan *xc)
 	writel(0, xc->reg_ch_base + XDMAC_TSS);
 
 	/* wait until transfer is stopped */
-	return readl_poll_timeout(xc->reg_ch_base + XDMAC_STAT, val,
-				  !(val & XDMAC_STAT_TENF), 100, 1000);
+	return readl_poll_timeout_atomic(xc->reg_ch_base + XDMAC_STAT, val,
+					 !(val & XDMAC_STAT_TENF), 100, 1000);
 }
 
 /* xc->vc.lock must be held by caller */
diff --git a/drivers/fpga/dfl-fme-perf.c b/drivers/fpga/dfl-fme-perf.c
index 4299145ef347..587c82be12f7 100644
--- a/drivers/fpga/dfl-fme-perf.c
+++ b/drivers/fpga/dfl-fme-perf.c
@@ -953,6 +953,8 @@ static int fme_perf_offline_cpu(unsigned int cpu, struct hlist_node *node)
 		return 0;
 
 	priv->cpu = target;
+	perf_pmu_migrate_context(&priv->pmu, cpu, target);
+
 	return 0;
 }
 
diff --git a/drivers/gpio/gpio-mpc8xxx.c b/drivers/gpio/gpio-mpc8xxx.c
index 4b9157a69fca..50b321a1ab1b 100644
--- a/drivers/gpio/gpio-mpc8xxx.c
+++ b/drivers/gpio/gpio-mpc8xxx.c
@@ -405,7 +405,7 @@ static int mpc8xxx_probe(struct platform_device *pdev)
 
 	ret = devm_request_irq(&pdev->dev, mpc8xxx_gc->irqn,
 			       mpc8xxx_gpio_irq_cascade,
-			       IRQF_SHARED, "gpio-cascade",
+			       IRQF_NO_THREAD | IRQF_SHARED, "gpio-cascade",
 			       mpc8xxx_gc);
 	if (ret) {
 		dev_err(&pdev->dev,
diff --git a/drivers/gpio/gpio-tqmx86.c b/drivers/gpio/gpio-tqmx86.c
index 5022e0ad0fae..0f5d17f343f1 100644
--- a/drivers/gpio/gpio-tqmx86.c
+++ b/drivers/gpio/gpio-tqmx86.c
@@ -238,8 +238,8 @@ static int tqmx86_gpio_probe(struct platform_device *pdev)
 	struct resource *res;
 	int ret, irq;
 
-	irq = platform_get_irq(pdev, 0);
-	if (irq < 0)
+	irq = platform_get_irq_optional(pdev, 0);
+	if (irq < 0 && irq != -ENXIO)
 		return irq;
 
 	res = platform_get_resource(pdev, IORESOURCE_IO, 0);
@@ -278,7 +278,7 @@ static int tqmx86_gpio_probe(struct platform_device *pdev)
 
 	pm_runtime_enable(&pdev->dev);
 
-	if (irq) {
+	if (irq > 0) {
 		struct irq_chip *irq_chip = &gpio->irq_chip;
 		u8 irq_status;
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
index 355a6923849d..b53eab384adb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c
@@ -904,7 +904,7 @@ void amdgpu_acpi_fini(struct amdgpu_device *adev)
  */
 bool amdgpu_acpi_is_s0ix_supported(struct amdgpu_device *adev)
 {
-#if defined(CONFIG_AMD_PMC) || defined(CONFIG_AMD_PMC_MODULE)
+#if IS_ENABLED(CONFIG_AMD_PMC) && IS_ENABLED(CONFIG_PM_SLEEP)
 	if (acpi_gbl_FADT.flags & ACPI_FADT_LOW_POWER_S0) {
 		if (adev->flags & AMD_IS_APU)
 			return pm_suspend_target_state == PM_SUSPEND_TO_IDLE;
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
index eeaae1cf2bc2..0894cd505361 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c
@@ -1493,6 +1493,7 @@ static int dm_dmub_sw_init(struct amdgpu_device *adev)
 	}
 
 	hdr = (const struct dmcub_firmware_header_v1_0 *)adev->dm.dmub_fw->data;
+	adev->dm.dmcub_fw_version = le32_to_cpu(hdr->header.ucode_version);
 
 	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 		adev->firmware.ucode[AMDGPU_UCODE_ID_DMCUB].ucode_id =
@@ -1506,7 +1507,6 @@ static int dm_dmub_sw_init(struct amdgpu_device *adev)
 			 adev->dm.dmcub_fw_version);
 	}
 
-	adev->dm.dmcub_fw_version = le32_to_cpu(hdr->header.ucode_version);
 
 	adev->dm.dmub_srv = kzalloc(sizeof(*adev->dm.dmub_srv), GFP_KERNEL);
 	dmub_srv = adev->dm.dmub_srv;
@@ -2367,9 +2367,9 @@ static void update_connector_ext_caps(struct amdgpu_dm_connector *aconnector)
 	max_cll = conn_base->hdr_sink_metadata.hdmi_type1.max_cll;
 	min_cll = conn_base->hdr_sink_metadata.hdmi_type1.min_cll;
 
-	if (caps->ext_caps->bits.oled == 1 ||
+	if (caps->ext_caps->bits.oled == 1 /*||
 	    caps->ext_caps->bits.sdr_aux_backlight_control == 1 ||
-	    caps->ext_caps->bits.hdr_aux_backlight_control == 1)
+	    caps->ext_caps->bits.hdr_aux_backlight_control == 1*/)
 		caps->aux_support = true;
 
 	if (amdgpu_backlight == 0)
diff --git a/drivers/gpu/drm/i915/i915_globals.c b/drivers/gpu/drm/i915/i915_globals.c
index 3aa213684293..57d2943884ab 100644
--- a/drivers/gpu/drm/i915/i915_globals.c
+++ b/drivers/gpu/drm/i915/i915_globals.c
@@ -139,7 +139,7 @@ void i915_globals_unpark(void)
 	atomic_inc(&active);
 }
 
-static void __exit __i915_globals_flush(void)
+static void  __i915_globals_flush(void)
 {
 	atomic_inc(&active); /* skip shrinking */
 
@@ -149,7 +149,7 @@ static void __exit __i915_globals_flush(void)
 	atomic_dec(&active);
 }
 
-void __exit i915_globals_exit(void)
+void i915_globals_exit(void)
 {
 	GEM_BUG_ON(atomic_read(&active));
 
diff --git a/drivers/gpu/drm/i915/i915_pci.c b/drivers/gpu/drm/i915/i915_pci.c
index 480553746794..a6261a8103f4 100644
--- a/drivers/gpu/drm/i915/i915_pci.c
+++ b/drivers/gpu/drm/i915/i915_pci.c
@@ -1168,6 +1168,7 @@ static int __init i915_init(void)
 	err = pci_register_driver(&i915_pci_driver);
 	if (err) {
 		i915_pmu_exit();
+		i915_globals_exit();
 		return err;
 	}
 
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index cbf7a60afe54..97fc7a51c100 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -416,7 +416,7 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg)
 #define GEN11_VECS_SFC_USAGE(engine)		_MMIO((engine)->mmio_base + 0x2014)
 #define   GEN11_VECS_SFC_USAGE_BIT		(1 << 0)
 
-#define GEN12_SFC_DONE(n)		_MMIO(0x1cc00 + (n) * 0x100)
+#define GEN12_SFC_DONE(n)		_MMIO(0x1cc000 + (n) * 0x1000)
 #define GEN12_SFC_DONE_MAX		4
 
 #define RING_PP_DIR_BASE(base)		_MMIO((base) + 0x228)
diff --git a/drivers/gpu/drm/kmb/kmb_drv.c b/drivers/gpu/drm/kmb/kmb_drv.c
index 96ea1a2c11dd..c0b1c6f99249 100644
--- a/drivers/gpu/drm/kmb/kmb_drv.c
+++ b/drivers/gpu/drm/kmb/kmb_drv.c
@@ -203,6 +203,7 @@ static irqreturn_t handle_lcd_irq(struct drm_device *dev)
 	unsigned long status, val, val1;
 	int plane_id, dma0_state, dma1_state;
 	struct kmb_drm_private *kmb = to_kmb(dev);
+	u32 ctrl = 0;
 
 	status = kmb_read_lcd(kmb, LCD_INT_STATUS);
 
@@ -227,6 +228,19 @@ static irqreturn_t handle_lcd_irq(struct drm_device *dev)
 				kmb_clr_bitmask_lcd(kmb, LCD_CONTROL,
 						    kmb->plane_status[plane_id].ctrl);
 
+				ctrl = kmb_read_lcd(kmb, LCD_CONTROL);
+				if (!(ctrl & (LCD_CTRL_VL1_ENABLE |
+				    LCD_CTRL_VL2_ENABLE |
+				    LCD_CTRL_GL1_ENABLE |
+				    LCD_CTRL_GL2_ENABLE))) {
+					/* If no LCD layers are using DMA,
+					 * then disable DMA pipelined AXI read
+					 * transactions.
+					 */
+					kmb_clr_bitmask_lcd(kmb, LCD_CONTROL,
+							    LCD_CTRL_PIPELINE_DMA);
+				}
+
 				kmb->plane_status[plane_id].disable = false;
 			}
 		}
diff --git a/drivers/gpu/drm/kmb/kmb_plane.c b/drivers/gpu/drm/kmb/kmb_plane.c
index d5b6195856d1..ecee6782612d 100644
--- a/drivers/gpu/drm/kmb/kmb_plane.c
+++ b/drivers/gpu/drm/kmb/kmb_plane.c
@@ -427,8 +427,14 @@ static void kmb_plane_atomic_update(struct drm_plane *plane,
 
 	kmb_set_bitmask_lcd(kmb, LCD_CONTROL, ctrl);
 
-	/* FIXME no doc on how to set output format,these values are
-	 * taken from the Myriadx tests
+	/* Enable pipeline AXI read transactions for the DMA
+	 * after setting graphics layers. This must be done
+	 * in a separate write cycle.
+	 */
+	kmb_set_bitmask_lcd(kmb, LCD_CONTROL, LCD_CTRL_PIPELINE_DMA);
+
+	/* FIXME no doc on how to set output format, these values are taken
+	 * from the Myriadx tests
 	 */
 	out_format |= LCD_OUTF_FORMAT_RGB888;
 
@@ -526,6 +532,11 @@ struct kmb_plane *kmb_plane_init(struct drm_device *drm)
 		plane->id = i;
 	}
 
+	/* Disable pipeline AXI read transactions for the DMA
+	 * prior to setting graphics layers
+	 */
+	kmb_clr_bitmask_lcd(kmb, LCD_CONTROL, LCD_CTRL_PIPELINE_DMA);
+
 	return primary;
 cleanup:
 	drmm_kfree(drm, plane);
diff --git a/drivers/hid/hid-ft260.c b/drivers/hid/hid-ft260.c
index f43a8406cb9a..e73776ae6976 100644
--- a/drivers/hid/hid-ft260.c
+++ b/drivers/hid/hid-ft260.c
@@ -742,7 +742,7 @@ static int ft260_is_interface_enabled(struct hid_device *hdev)
 	int ret;
 
 	ret = ft260_get_system_config(hdev, &cfg);
-	if (ret)
+	if (ret < 0)
 		return ret;
 
 	ft260_dbg("interface:  0x%02x\n", interface);
@@ -754,23 +754,16 @@ static int ft260_is_interface_enabled(struct hid_device *hdev)
 	switch (cfg.chip_mode) {
 	case FT260_MODE_ALL:
 	case FT260_MODE_BOTH:
-		if (interface == 1) {
+		if (interface == 1)
 			hid_info(hdev, "uart interface is not supported\n");
-			return 0;
-		}
-		ret = 1;
+		else
+			ret = 1;
 		break;
 	case FT260_MODE_UART:
-		if (interface == 0) {
-			hid_info(hdev, "uart is unsupported on interface 0\n");
-			ret = 0;
-		}
+		hid_info(hdev, "uart interface is not supported\n");
 		break;
 	case FT260_MODE_I2C:
-		if (interface == 1) {
-			hid_info(hdev, "i2c is unsupported on interface 1\n");
-			ret = 0;
-		}
+		ret = 1;
 		break;
 	}
 	return ret;
@@ -1004,11 +997,9 @@ static int ft260_probe(struct hid_device *hdev, const struct hid_device_id *id)
 
 static void ft260_remove(struct hid_device *hdev)
 {
-	int ret;
 	struct ft260_device *dev = hid_get_drvdata(hdev);
 
-	ret = ft260_is_interface_enabled(hdev);
-	if (ret <= 0)
+	if (!dev)
 		return;
 
 	sysfs_remove_group(&hdev->dev.kobj, &ft260_attr_group);
diff --git a/drivers/infiniband/hw/hns/hns_roce_cmd.c b/drivers/infiniband/hw/hns/hns_roce_cmd.c
index 8f68cc3ff193..84f3f2b5f097 100644
--- a/drivers/infiniband/hw/hns/hns_roce_cmd.c
+++ b/drivers/infiniband/hw/hns/hns_roce_cmd.c
@@ -213,8 +213,10 @@ int hns_roce_cmd_use_events(struct hns_roce_dev *hr_dev)
 
 	hr_cmd->context =
 		kcalloc(hr_cmd->max_cmds, sizeof(*hr_cmd->context), GFP_KERNEL);
-	if (!hr_cmd->context)
+	if (!hr_cmd->context) {
+		hr_dev->cmd_mod = 0;
 		return -ENOMEM;
+	}
 
 	for (i = 0; i < hr_cmd->max_cmds; ++i) {
 		hr_cmd->context[i].token = i;
@@ -228,7 +230,6 @@ int hns_roce_cmd_use_events(struct hns_roce_dev *hr_dev)
 	spin_lock_init(&hr_cmd->context_lock);
 
 	hr_cmd->use_events = 1;
-	down(&hr_cmd->poll_sem);
 
 	return 0;
 }
@@ -239,8 +240,6 @@ void hns_roce_cmd_use_polling(struct hns_roce_dev *hr_dev)
 
 	kfree(hr_cmd->context);
 	hr_cmd->use_events = 0;
-
-	up(&hr_cmd->poll_sem);
 }
 
 struct hns_roce_cmd_mailbox *
diff --git a/drivers/infiniband/hw/hns/hns_roce_main.c b/drivers/infiniband/hw/hns/hns_roce_main.c
index 6c6e82b11d8b..33b84f219d0d 100644
--- a/drivers/infiniband/hw/hns/hns_roce_main.c
+++ b/drivers/infiniband/hw/hns/hns_roce_main.c
@@ -897,11 +897,9 @@ int hns_roce_init(struct hns_roce_dev *hr_dev)
 
 	if (hr_dev->cmd_mod) {
 		ret = hns_roce_cmd_use_events(hr_dev);
-		if (ret) {
+		if (ret)
 			dev_warn(dev,
 				 "Cmd event  mode failed, set back to poll!\n");
-			hns_roce_cmd_use_polling(hr_dev);
-		}
 	}
 
 	ret = hns_roce_init_hem(hr_dev);
diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c
index 425423dfac72..fd113ddf6e86 100644
--- a/drivers/infiniband/hw/mlx5/mr.c
+++ b/drivers/infiniband/hw/mlx5/mr.c
@@ -530,8 +530,8 @@ static void __cache_work_func(struct mlx5_cache_ent *ent)
 		 */
 		spin_unlock_irq(&ent->lock);
 		need_delay = need_resched() || someone_adding(cache) ||
-			     time_after(jiffies,
-					READ_ONCE(cache->last_add) + 300 * HZ);
+			     !time_after(jiffies,
+					 READ_ONCE(cache->last_add) + 300 * HZ);
 		spin_lock_irq(&ent->lock);
 		if (ent->disabled)
 			goto out;
diff --git a/drivers/interconnect/core.c b/drivers/interconnect/core.c
index 8a1e70e00876..7887941730db 100644
--- a/drivers/interconnect/core.c
+++ b/drivers/interconnect/core.c
@@ -403,7 +403,7 @@ struct icc_path *devm_of_icc_get(struct device *dev, const char *name)
 {
 	struct icc_path **ptr, *path;
 
-	ptr = devres_alloc(devm_icc_release, sizeof(**ptr), GFP_KERNEL);
+	ptr = devres_alloc(devm_icc_release, sizeof(*ptr), GFP_KERNEL);
 	if (!ptr)
 		return ERR_PTR(-ENOMEM);
 
@@ -973,9 +973,14 @@ void icc_node_add(struct icc_node *node, struct icc_provider *provider)
 	}
 	node->avg_bw = node->init_avg;
 	node->peak_bw = node->init_peak;
+
+	if (provider->pre_aggregate)
+		provider->pre_aggregate(node);
+
 	if (provider->aggregate)
 		provider->aggregate(node, 0, node->init_avg, node->init_peak,
 				    &node->avg_bw, &node->peak_bw);
+
 	provider->set(node, node);
 	node->avg_bw = 0;
 	node->peak_bw = 0;
@@ -1106,6 +1111,8 @@ void icc_sync_state(struct device *dev)
 		dev_dbg(p->dev, "interconnect provider is in synced state\n");
 		list_for_each_entry(n, &p->nodes, node_list) {
 			if (n->init_avg || n->init_peak) {
+				n->init_avg = 0;
+				n->init_peak = 0;
 				aggregate_requests(n);
 				p->set(n, n);
 			}
diff --git a/drivers/interconnect/qcom/icc-rpmh.c b/drivers/interconnect/qcom/icc-rpmh.c
index bf01d09dba6c..f6fae64861ce 100644
--- a/drivers/interconnect/qcom/icc-rpmh.c
+++ b/drivers/interconnect/qcom/icc-rpmh.c
@@ -57,6 +57,11 @@ int qcom_icc_aggregate(struct icc_node *node, u32 tag, u32 avg_bw,
 			qn->sum_avg[i] += avg_bw;
 			qn->max_peak[i] = max_t(u32, qn->max_peak[i], peak_bw);
 		}
+
+		if (node->init_avg || node->init_peak) {
+			qn->sum_avg[i] = max_t(u64, qn->sum_avg[i], node->init_avg);
+			qn->max_peak[i] = max_t(u64, qn->max_peak[i], node->init_peak);
+		}
 	}
 
 	*agg_avg += avg_bw;
@@ -79,7 +84,6 @@ EXPORT_SYMBOL_GPL(qcom_icc_aggregate);
 int qcom_icc_set(struct icc_node *src, struct icc_node *dst)
 {
 	struct qcom_icc_provider *qp;
-	struct qcom_icc_node *qn;
 	struct icc_node *node;
 
 	if (!src)
@@ -88,12 +92,6 @@ int qcom_icc_set(struct icc_node *src, struct icc_node *dst)
 		node = src;
 
 	qp = to_qcom_provider(node->provider);
-	qn = node->data;
-
-	qn->sum_avg[QCOM_ICC_BUCKET_AMC] = max_t(u64, qn->sum_avg[QCOM_ICC_BUCKET_AMC],
-						 node->avg_bw);
-	qn->max_peak[QCOM_ICC_BUCKET_AMC] = max_t(u64, qn->max_peak[QCOM_ICC_BUCKET_AMC],
-						  node->peak_bw);
 
 	qcom_icc_bcm_voter_commit(qp->voter);
 
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index ced076ba560e..753822ca9613 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -472,8 +472,6 @@ static void raid1_end_write_request(struct bio *bio)
 		/*
 		 * When the device is faulty, it is not necessary to
 		 * handle write error.
-		 * For failfast, this is the only remaining device,
-		 * We need to retry the write without FailFast.
 		 */
 		if (!test_bit(Faulty, &rdev->flags))
 			set_bit(R1BIO_WriteError, &r1_bio->state);
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 13f5e6b2a73d..40e845fb9717 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -469,12 +469,12 @@ static void raid10_end_write_request(struct bio *bio)
 			/*
 			 * When the device is faulty, it is not necessary to
 			 * handle write error.
-			 * For failfast, this is the only remaining device,
-			 * We need to retry the write without FailFast.
 			 */
 			if (!test_bit(Faulty, &rdev->flags))
 				set_bit(R10BIO_WriteError, &r10_bio->state);
 			else {
+				/* Fail the request */
+				set_bit(R10BIO_Degraded, &r10_bio->state);
 				r10_bio->devs[slot].bio = NULL;
 				to_put = bio;
 				dec_rdev = 1;
diff --git a/drivers/media/common/videobuf2/videobuf2-core.c b/drivers/media/common/videobuf2/videobuf2-core.c
index 02281d13505f..508ac295eb06 100644
--- a/drivers/media/common/videobuf2/videobuf2-core.c
+++ b/drivers/media/common/videobuf2/videobuf2-core.c
@@ -1573,6 +1573,7 @@ int vb2_core_qbuf(struct vb2_queue *q, unsigned int index, void *pb,
 		  struct media_request *req)
 {
 	struct vb2_buffer *vb;
+	enum vb2_buffer_state orig_state;
 	int ret;
 
 	if (q->error) {
@@ -1673,6 +1674,7 @@ int vb2_core_qbuf(struct vb2_queue *q, unsigned int index, void *pb,
 	 * Add to the queued buffers list, a buffer will stay on it until
 	 * dequeued in dqbuf.
 	 */
+	orig_state = vb->state;
 	list_add_tail(&vb->queued_entry, &q->queued_list);
 	q->queued_count++;
 	q->waiting_for_buffers = false;
@@ -1703,8 +1705,17 @@ int vb2_core_qbuf(struct vb2_queue *q, unsigned int index, void *pb,
 	if (q->streaming && !q->start_streaming_called &&
 	    q->queued_count >= q->min_buffers_needed) {
 		ret = vb2_start_streaming(q);
-		if (ret)
+		if (ret) {
+			/*
+			 * Since vb2_core_qbuf will return with an error,
+			 * we should return it to state DEQUEUED since
+			 * the error indicates that the buffer wasn't queued.
+			 */
+			list_del(&vb->queued_entry);
+			q->queued_count--;
+			vb->state = orig_state;
 			return ret;
+		}
 	}
 
 	dprintk(q, 2, "qbuf of buffer %d succeeded\n", vb->index);
diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c
index 97ed17a141bb..a6124472cb06 100644
--- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c
+++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c
@@ -37,7 +37,16 @@ static int rtl28xxu_ctrl_msg(struct dvb_usb_device *d, struct rtl28xxu_req *req)
 	} else {
 		/* read */
 		requesttype = (USB_TYPE_VENDOR | USB_DIR_IN);
-		pipe = usb_rcvctrlpipe(d->udev, 0);
+
+		/*
+		 * Zero-length transfers must use usb_sndctrlpipe() and
+		 * rtl28xxu_identify_state() uses a zero-length i2c read
+		 * command to determine the chip type.
+		 */
+		if (req->size)
+			pipe = usb_rcvctrlpipe(d->udev, 0);
+		else
+			pipe = usb_sndctrlpipe(d->udev, 0);
 	}
 
 	ret = usb_control_msg(d->udev, pipe, 0, requesttype, req->value,
diff --git a/drivers/net/dsa/qca/ar9331.c b/drivers/net/dsa/qca/ar9331.c
index ca2ad77b71f1..6686192e1883 100644
--- a/drivers/net/dsa/qca/ar9331.c
+++ b/drivers/net/dsa/qca/ar9331.c
@@ -837,16 +837,24 @@ static int ar9331_mdio_write(void *ctx, u32 reg, u32 val)
 		return 0;
 	}
 
-	ret = __ar9331_mdio_write(sbus, AR9331_SW_MDIO_PHY_MODE_REG, reg, val);
+	/* In case of this switch we work with 32bit registers on top of 16bit
+	 * bus. Some registers (for example access to forwarding database) have
+	 * trigger bit on the first 16bit half of request, the result and
+	 * configuration of request in the second half.
+	 * To make it work properly, we should do the second part of transfer
+	 * before the first one is done.
+	 */
+	ret = __ar9331_mdio_write(sbus, AR9331_SW_MDIO_PHY_MODE_REG, reg + 2,
+				  val >> 16);
 	if (ret < 0)
 		goto error;
 
-	ret = __ar9331_mdio_write(sbus, AR9331_SW_MDIO_PHY_MODE_REG, reg + 2,
-				  val >> 16);
+	ret = __ar9331_mdio_write(sbus, AR9331_SW_MDIO_PHY_MODE_REG, reg, val);
 	if (ret < 0)
 		goto error;
 
 	return 0;
+
 error:
 	dev_err_ratelimited(&sbus->dev, "Bus error. Failed to write register.\n");
 	return ret;
diff --git a/drivers/net/dsa/sja1105/sja1105_main.c b/drivers/net/dsa/sja1105/sja1105_main.c
index 5b7947832b87..4b05a2424623 100644
--- a/drivers/net/dsa/sja1105/sja1105_main.c
+++ b/drivers/net/dsa/sja1105/sja1105_main.c
@@ -1308,10 +1308,11 @@ static int sja1105et_is_fdb_entry_in_bin(struct sja1105_private *priv, int bin,
 int sja1105et_fdb_add(struct dsa_switch *ds, int port,
 		      const unsigned char *addr, u16 vid)
 {
-	struct sja1105_l2_lookup_entry l2_lookup = {0};
+	struct sja1105_l2_lookup_entry l2_lookup = {0}, tmp;
 	struct sja1105_private *priv = ds->priv;
 	struct device *dev = ds->dev;
 	int last_unused = -1;
+	int start, end, i;
 	int bin, way, rc;
 
 	bin = sja1105et_fdb_hash(priv, addr, vid);
@@ -1323,7 +1324,7 @@ int sja1105et_fdb_add(struct dsa_switch *ds, int port,
 		 * mask? If yes, we need to do nothing. If not, we need
 		 * to rewrite the entry by adding this port to it.
 		 */
-		if (l2_lookup.destports & BIT(port))
+		if ((l2_lookup.destports & BIT(port)) && l2_lookup.lockeds)
 			return 0;
 		l2_lookup.destports |= BIT(port);
 	} else {
@@ -1354,6 +1355,7 @@ int sja1105et_fdb_add(struct dsa_switch *ds, int port,
 						     index, NULL, false);
 		}
 	}
+	l2_lookup.lockeds = true;
 	l2_lookup.index = sja1105et_fdb_index(bin, way);
 
 	rc = sja1105_dynamic_config_write(priv, BLK_IDX_L2_LOOKUP,
@@ -1362,6 +1364,29 @@ int sja1105et_fdb_add(struct dsa_switch *ds, int port,
 	if (rc < 0)
 		return rc;
 
+	/* Invalidate a dynamically learned entry if that exists */
+	start = sja1105et_fdb_index(bin, 0);
+	end = sja1105et_fdb_index(bin, way);
+
+	for (i = start; i < end; i++) {
+		rc = sja1105_dynamic_config_read(priv, BLK_IDX_L2_LOOKUP,
+						 i, &tmp);
+		if (rc == -ENOENT)
+			continue;
+		if (rc)
+			return rc;
+
+		if (tmp.macaddr != ether_addr_to_u64(addr) || tmp.vlanid != vid)
+			continue;
+
+		rc = sja1105_dynamic_config_write(priv, BLK_IDX_L2_LOOKUP,
+						  i, NULL, false);
+		if (rc)
+			return rc;
+
+		break;
+	}
+
 	return sja1105_static_fdb_change(priv, port, &l2_lookup, true);
 }
 
@@ -1403,32 +1428,30 @@ int sja1105et_fdb_del(struct dsa_switch *ds, int port,
 int sja1105pqrs_fdb_add(struct dsa_switch *ds, int port,
 			const unsigned char *addr, u16 vid)
 {
-	struct sja1105_l2_lookup_entry l2_lookup = {0};
+	struct sja1105_l2_lookup_entry l2_lookup = {0}, tmp;
 	struct sja1105_private *priv = ds->priv;
 	int rc, i;
 
 	/* Search for an existing entry in the FDB table */
 	l2_lookup.macaddr = ether_addr_to_u64(addr);
 	l2_lookup.vlanid = vid;
-	l2_lookup.iotag = SJA1105_S_TAG;
 	l2_lookup.mask_macaddr = GENMASK_ULL(ETH_ALEN * 8 - 1, 0);
-	if (priv->vlan_state != SJA1105_VLAN_UNAWARE) {
-		l2_lookup.mask_vlanid = VLAN_VID_MASK;
-		l2_lookup.mask_iotag = BIT(0);
-	} else {
-		l2_lookup.mask_vlanid = 0;
-		l2_lookup.mask_iotag = 0;
-	}
+	l2_lookup.mask_vlanid = VLAN_VID_MASK;
 	l2_lookup.destports = BIT(port);
 
+	tmp = l2_lookup;
+
 	rc = sja1105_dynamic_config_read(priv, BLK_IDX_L2_LOOKUP,
-					 SJA1105_SEARCH, &l2_lookup);
-	if (rc == 0) {
-		/* Found and this port is already in the entry's
+					 SJA1105_SEARCH, &tmp);
+	if (rc == 0 && tmp.index != SJA1105_MAX_L2_LOOKUP_COUNT - 1) {
+		/* Found a static entry and this port is already in the entry's
 		 * port mask => job done
 		 */
-		if (l2_lookup.destports & BIT(port))
+		if ((tmp.destports & BIT(port)) && tmp.lockeds)
 			return 0;
+
+		l2_lookup = tmp;
+
 		/* l2_lookup.index is populated by the switch in case it
 		 * found something.
 		 */
@@ -1450,16 +1473,46 @@ int sja1105pqrs_fdb_add(struct dsa_switch *ds, int port,
 		dev_err(ds->dev, "FDB is full, cannot add entry.\n");
 		return -EINVAL;
 	}
-	l2_lookup.lockeds = true;
 	l2_lookup.index = i;
 
 skip_finding_an_index:
+	l2_lookup.lockeds = true;
+
 	rc = sja1105_dynamic_config_write(priv, BLK_IDX_L2_LOOKUP,
 					  l2_lookup.index, &l2_lookup,
 					  true);
 	if (rc < 0)
 		return rc;
 
+	/* The switch learns dynamic entries and looks up the FDB left to
+	 * right. It is possible that our addition was concurrent with the
+	 * dynamic learning of the same address, so now that the static entry
+	 * has been installed, we are certain that address learning for this
+	 * particular address has been turned off, so the dynamic entry either
+	 * is in the FDB at an index smaller than the static one, or isn't (it
+	 * can also be at a larger index, but in that case it is inactive
+	 * because the static FDB entry will match first, and the dynamic one
+	 * will eventually age out). Search for a dynamically learned address
+	 * prior to our static one and invalidate it.
+	 */
+	tmp = l2_lookup;
+
+	rc = sja1105_dynamic_config_read(priv, BLK_IDX_L2_LOOKUP,
+					 SJA1105_SEARCH, &tmp);
+	if (rc < 0) {
+		dev_err(ds->dev,
+			"port %d failed to read back entry for %pM vid %d: %pe\n",
+			port, addr, vid, ERR_PTR(rc));
+		return rc;
+	}
+
+	if (tmp.index < l2_lookup.index) {
+		rc = sja1105_dynamic_config_write(priv, BLK_IDX_L2_LOOKUP,
+						  tmp.index, NULL, false);
+		if (rc < 0)
+			return rc;
+	}
+
 	return sja1105_static_fdb_change(priv, port, &l2_lookup, true);
 }
 
@@ -1473,15 +1526,8 @@ int sja1105pqrs_fdb_del(struct dsa_switch *ds, int port,
 
 	l2_lookup.macaddr = ether_addr_to_u64(addr);
 	l2_lookup.vlanid = vid;
-	l2_lookup.iotag = SJA1105_S_TAG;
 	l2_lookup.mask_macaddr = GENMASK_ULL(ETH_ALEN * 8 - 1, 0);
-	if (priv->vlan_state != SJA1105_VLAN_UNAWARE) {
-		l2_lookup.mask_vlanid = VLAN_VID_MASK;
-		l2_lookup.mask_iotag = BIT(0);
-	} else {
-		l2_lookup.mask_vlanid = 0;
-		l2_lookup.mask_iotag = 0;
-	}
+	l2_lookup.mask_vlanid = VLAN_VID_MASK;
 	l2_lookup.destports = BIT(port);
 
 	rc = sja1105_dynamic_config_read(priv, BLK_IDX_L2_LOOKUP,
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
index 1a6ec1a12d53..b5d954cb409a 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c
@@ -2669,7 +2669,8 @@ int bnx2x_nic_load(struct bnx2x *bp, int load_mode)
 	}
 
 	/* Allocated memory for FW statistics  */
-	if (bnx2x_alloc_fw_stats_mem(bp))
+	rc = bnx2x_alloc_fw_stats_mem(bp);
+	if (rc)
 		LOAD_ERROR_EXIT(bp, load_error0);
 
 	/* request pf to initialize status blocks */
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c
index 8aea707a65a7..7e4c4980ced7 100644
--- a/drivers/net/ethernet/freescale/fec_main.c
+++ b/drivers/net/ethernet/freescale/fec_main.c
@@ -3843,13 +3843,13 @@ fec_drv_remove(struct platform_device *pdev)
 	if (of_phy_is_fixed_link(np))
 		of_phy_deregister_fixed_link(np);
 	of_node_put(fep->phy_node);
-	free_netdev(ndev);
 
 	clk_disable_unprepare(fep->clk_ahb);
 	clk_disable_unprepare(fep->clk_ipg);
 	pm_runtime_put_noidle(&pdev->dev);
 	pm_runtime_disable(&pdev->dev);
 
+	free_netdev(ndev);
 	return 0;
 }
 
diff --git a/drivers/net/ethernet/natsemi/natsemi.c b/drivers/net/ethernet/natsemi/natsemi.c
index b81e1487945c..14a17ad730f0 100644
--- a/drivers/net/ethernet/natsemi/natsemi.c
+++ b/drivers/net/ethernet/natsemi/natsemi.c
@@ -819,7 +819,7 @@ static int natsemi_probe1(struct pci_dev *pdev, const struct pci_device_id *ent)
 		printk(version);
 #endif
 
-	i = pci_enable_device(pdev);
+	i = pcim_enable_device(pdev);
 	if (i) return i;
 
 	/* natsemi has a non-standard PM control register
@@ -852,7 +852,7 @@ static int natsemi_probe1(struct pci_dev *pdev, const struct pci_device_id *ent)
 	ioaddr = ioremap(iostart, iosize);
 	if (!ioaddr) {
 		i = -ENOMEM;
-		goto err_ioremap;
+		goto err_pci_request_regions;
 	}
 
 	/* Work around the dropped serial bit. */
@@ -974,9 +974,6 @@ static int natsemi_probe1(struct pci_dev *pdev, const struct pci_device_id *ent)
  err_register_netdev:
 	iounmap(ioaddr);
 
- err_ioremap:
-	pci_release_regions(pdev);
-
  err_pci_request_regions:
 	free_netdev(dev);
 	return i;
@@ -3241,7 +3238,6 @@ static void natsemi_remove1(struct pci_dev *pdev)
 
 	NATSEMI_REMOVE_FILE(pdev, dspcfg_workaround);
 	unregister_netdev (dev);
-	pci_release_regions (pdev);
 	iounmap(ioaddr);
 	free_netdev (dev);
 }
diff --git a/drivers/net/ethernet/neterion/vxge/vxge-main.c b/drivers/net/ethernet/neterion/vxge/vxge-main.c
index 87892bd992b1..56556373548c 100644
--- a/drivers/net/ethernet/neterion/vxge/vxge-main.c
+++ b/drivers/net/ethernet/neterion/vxge/vxge-main.c
@@ -3527,13 +3527,13 @@ static void vxge_device_unregister(struct __vxge_hw_device *hldev)
 
 	kfree(vdev->vpaths);
 
-	/* we are safe to free it now */
-	free_netdev(dev);
-
 	vxge_debug_init(vdev->level_trace, "%s: ethernet device unregistered",
 			buf);
 	vxge_debug_entryexit(vdev->level_trace,	"%s: %s:%d  Exiting...", buf,
 			     __func__, __LINE__);
+
+	/* we are safe to free it now */
+	free_netdev(dev);
 }
 
 /*
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
index 1b482446536d..8803faadd302 100644
--- a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
+++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
@@ -286,6 +286,8 @@ nfp_net_get_link_ksettings(struct net_device *netdev,
 
 	/* Init to unknowns */
 	ethtool_link_ksettings_add_link_mode(cmd, supported, FIBRE);
+	ethtool_link_ksettings_add_link_mode(cmd, supported, Pause);
+	ethtool_link_ksettings_add_link_mode(cmd, advertising, Pause);
 	cmd->base.port = PORT_OTHER;
 	cmd->base.speed = SPEED_UNKNOWN;
 	cmd->base.duplex = DUPLEX_UNKNOWN;
diff --git a/drivers/net/ethernet/qlogic/qede/qede_filter.c b/drivers/net/ethernet/qlogic/qede/qede_filter.c
index c59b72c90293..a2e4dfb5cb44 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_filter.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_filter.c
@@ -831,7 +831,7 @@ int qede_configure_vlan_filters(struct qede_dev *edev)
 int qede_vlan_rx_kill_vid(struct net_device *dev, __be16 proto, u16 vid)
 {
 	struct qede_dev *edev = netdev_priv(dev);
-	struct qede_vlan *vlan = NULL;
+	struct qede_vlan *vlan;
 	int rc = 0;
 
 	DP_VERBOSE(edev, NETIF_MSG_IFDOWN, "Removing vlan 0x%04x\n", vid);
@@ -842,7 +842,7 @@ int qede_vlan_rx_kill_vid(struct net_device *dev, __be16 proto, u16 vid)
 		if (vlan->vid == vid)
 			break;
 
-	if (!vlan || (vlan->vid != vid)) {
+	if (list_entry_is_head(vlan, &edev->vlan_list, list)) {
 		DP_VERBOSE(edev, (NETIF_MSG_IFUP | NETIF_MSG_IFDOWN),
 			   "Vlan isn't configured\n");
 		goto out;
diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c
index 2376b2729633..c00ad57575ea 100644
--- a/drivers/net/ethernet/qlogic/qla3xxx.c
+++ b/drivers/net/ethernet/qlogic/qla3xxx.c
@@ -154,7 +154,7 @@ static int ql_wait_for_drvr_lock(struct ql3_adapter *qdev)
 				      "driver lock acquired\n");
 			return 1;
 		}
-		ssleep(1);
+		mdelay(1000);
 	} while (++i < 10);
 
 	netdev_err(qdev->ndev, "Timed out waiting for driver lock...\n");
@@ -3274,7 +3274,7 @@ static int ql_adapter_reset(struct ql3_adapter *qdev)
 		if ((value & ISP_CONTROL_SR) == 0)
 			break;
 
-		ssleep(1);
+		mdelay(1000);
 	} while ((--max_wait_time));
 
 	/*
@@ -3310,7 +3310,7 @@ static int ql_adapter_reset(struct ql3_adapter *qdev)
 						   ispControlStatus);
 			if ((value & ISP_CONTROL_FSR) == 0)
 				break;
-			ssleep(1);
+			mdelay(1000);
 		} while ((--max_wait_time));
 	}
 	if (max_wait_time == 0)
diff --git a/drivers/net/ethernet/ti/am65-cpsw-nuss.c b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
index 718539cdd2f2..67a08cbba859 100644
--- a/drivers/net/ethernet/ti/am65-cpsw-nuss.c
+++ b/drivers/net/ethernet/ti/am65-cpsw-nuss.c
@@ -2060,8 +2060,12 @@ static void am65_cpsw_port_offload_fwd_mark_update(struct am65_cpsw_common *comm
 
 	for (i = 1; i <= common->port_num; i++) {
 		struct am65_cpsw_port *port = am65_common_get_port(common, i);
-		struct am65_cpsw_ndev_priv *priv = am65_ndev_to_priv(port->ndev);
+		struct am65_cpsw_ndev_priv *priv;
 
+		if (!port->ndev)
+			continue;
+
+		priv = am65_ndev_to_priv(port->ndev);
 		priv->offload_fwd_mark = set_val;
 	}
 }
diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index a14a00328fa3..7afd9edaf249 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -382,11 +382,11 @@ static int ksz8041_config_aneg(struct phy_device *phydev)
 }
 
 static int ksz8051_ksz8795_match_phy_device(struct phy_device *phydev,
-					    const u32 ksz_phy_id)
+					    const bool ksz_8051)
 {
 	int ret;
 
-	if ((phydev->phy_id & MICREL_PHY_ID_MASK) != ksz_phy_id)
+	if ((phydev->phy_id & MICREL_PHY_ID_MASK) != PHY_ID_KSZ8051)
 		return 0;
 
 	ret = phy_read(phydev, MII_BMSR);
@@ -399,7 +399,7 @@ static int ksz8051_ksz8795_match_phy_device(struct phy_device *phydev,
 	 * the switch does not.
 	 */
 	ret &= BMSR_ERCAP;
-	if (ksz_phy_id == PHY_ID_KSZ8051)
+	if (ksz_8051)
 		return ret;
 	else
 		return !ret;
@@ -407,7 +407,7 @@ static int ksz8051_ksz8795_match_phy_device(struct phy_device *phydev,
 
 static int ksz8051_match_phy_device(struct phy_device *phydev)
 {
-	return ksz8051_ksz8795_match_phy_device(phydev, PHY_ID_KSZ8051);
+	return ksz8051_ksz8795_match_phy_device(phydev, true);
 }
 
 static int ksz8081_config_init(struct phy_device *phydev)
@@ -435,7 +435,7 @@ static int ksz8061_config_init(struct phy_device *phydev)
 
 static int ksz8795_match_phy_device(struct phy_device *phydev)
 {
-	return ksz8051_ksz8795_match_phy_device(phydev, PHY_ID_KSZ87XX);
+	return ksz8051_ksz8795_match_phy_device(phydev, false);
 }
 
 static int ksz9021_load_values_from_of(struct phy_device *phydev,
diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c
index 9a907182569c..bc2dbf86496b 100644
--- a/drivers/net/usb/pegasus.c
+++ b/drivers/net/usb/pegasus.c
@@ -735,12 +735,16 @@ static inline void disable_net_traffic(pegasus_t *pegasus)
 	set_registers(pegasus, EthCtrl0, sizeof(tmp), &tmp);
 }
 
-static inline void get_interrupt_interval(pegasus_t *pegasus)
+static inline int get_interrupt_interval(pegasus_t *pegasus)
 {
 	u16 data;
 	u8 interval;
+	int ret;
+
+	ret = read_eprom_word(pegasus, 4, &data);
+	if (ret < 0)
+		return ret;
 
-	read_eprom_word(pegasus, 4, &data);
 	interval = data >> 8;
 	if (pegasus->usb->speed != USB_SPEED_HIGH) {
 		if (interval < 0x80) {
@@ -755,6 +759,8 @@ static inline void get_interrupt_interval(pegasus_t *pegasus)
 		}
 	}
 	pegasus->intr_interval = interval;
+
+	return 0;
 }
 
 static void set_carrier(struct net_device *net)
@@ -1149,7 +1155,9 @@ static int pegasus_probe(struct usb_interface *intf,
 				| NETIF_MSG_PROBE | NETIF_MSG_LINK);
 
 	pegasus->features = usb_dev_id[dev_index].private;
-	get_interrupt_interval(pegasus);
+	res = get_interrupt_interval(pegasus);
+	if (res)
+		goto out2;
 	if (reset_mac(pegasus)) {
 		dev_err(&intf->dev, "can't reset MAC\n");
 		res = -EIO;
diff --git a/drivers/net/wireless/virt_wifi.c b/drivers/net/wireless/virt_wifi.c
index 1df959532c7d..514f2c1124b6 100644
--- a/drivers/net/wireless/virt_wifi.c
+++ b/drivers/net/wireless/virt_wifi.c
@@ -136,6 +136,29 @@ static struct ieee80211_supported_band band_5ghz = {
 /* Assigned at module init. Guaranteed locally-administered and unicast. */
 static u8 fake_router_bssid[ETH_ALEN] __ro_after_init = {};
 
+static void virt_wifi_inform_bss(struct wiphy *wiphy)
+{
+	u64 tsf = div_u64(ktime_get_boottime_ns(), 1000);
+	struct cfg80211_bss *informed_bss;
+	static const struct {
+		u8 tag;
+		u8 len;
+		u8 ssid[8];
+	} __packed ssid = {
+		.tag = WLAN_EID_SSID,
+		.len = 8,
+		.ssid = "VirtWifi",
+	};
+
+	informed_bss = cfg80211_inform_bss(wiphy, &channel_5ghz,
+					   CFG80211_BSS_FTYPE_PRESP,
+					   fake_router_bssid, tsf,
+					   WLAN_CAPABILITY_ESS, 0,
+					   (void *)&ssid, sizeof(ssid),
+					   DBM_TO_MBM(-50), GFP_KERNEL);
+	cfg80211_put_bss(wiphy, informed_bss);
+}
+
 /* Called with the rtnl lock held. */
 static int virt_wifi_scan(struct wiphy *wiphy,
 			  struct cfg80211_scan_request *request)
@@ -156,28 +179,13 @@ static int virt_wifi_scan(struct wiphy *wiphy,
 /* Acquires and releases the rdev BSS lock. */
 static void virt_wifi_scan_result(struct work_struct *work)
 {
-	struct {
-		u8 tag;
-		u8 len;
-		u8 ssid[8];
-	} __packed ssid = {
-		.tag = WLAN_EID_SSID, .len = 8, .ssid = "VirtWifi",
-	};
-	struct cfg80211_bss *informed_bss;
 	struct virt_wifi_wiphy_priv *priv =
 		container_of(work, struct virt_wifi_wiphy_priv,
 			     scan_result.work);
 	struct wiphy *wiphy = priv_to_wiphy(priv);
 	struct cfg80211_scan_info scan_info = { .aborted = false };
-	u64 tsf = div_u64(ktime_get_boottime_ns(), 1000);
 
-	informed_bss = cfg80211_inform_bss(wiphy, &channel_5ghz,
-					   CFG80211_BSS_FTYPE_PRESP,
-					   fake_router_bssid, tsf,
-					   WLAN_CAPABILITY_ESS, 0,
-					   (void *)&ssid, sizeof(ssid),
-					   DBM_TO_MBM(-50), GFP_KERNEL);
-	cfg80211_put_bss(wiphy, informed_bss);
+	virt_wifi_inform_bss(wiphy);
 
 	/* Schedules work which acquires and releases the rtnl lock. */
 	cfg80211_scan_done(priv->scan_request, &scan_info);
@@ -225,10 +233,12 @@ static int virt_wifi_connect(struct wiphy *wiphy, struct net_device *netdev,
 	if (!could_schedule)
 		return -EBUSY;
 
-	if (sme->bssid)
+	if (sme->bssid) {
 		ether_addr_copy(priv->connect_requested_bss, sme->bssid);
-	else
+	} else {
+		virt_wifi_inform_bss(wiphy);
 		eth_zero_addr(priv->connect_requested_bss);
+	}
 
 	wiphy_debug(wiphy, "connect\n");
 
@@ -241,11 +251,13 @@ static void virt_wifi_connect_complete(struct work_struct *work)
 	struct virt_wifi_netdev_priv *priv =
 		container_of(work, struct virt_wifi_netdev_priv, connect.work);
 	u8 *requested_bss = priv->connect_requested_bss;
-	bool has_addr = !is_zero_ether_addr(requested_bss);
 	bool right_addr = ether_addr_equal(requested_bss, fake_router_bssid);
 	u16 status = WLAN_STATUS_SUCCESS;
 
-	if (!priv->is_up || (has_addr && !right_addr))
+	if (is_zero_ether_addr(requested_bss))
+		requested_bss = NULL;
+
+	if (!priv->is_up || (requested_bss && !right_addr))
 		status = WLAN_STATUS_UNSPECIFIED_FAILURE;
 	else
 		priv->is_connected = true;
diff --git a/drivers/pcmcia/i82092.c b/drivers/pcmcia/i82092.c
index 85887d885b5f..192c9049d654 100644
--- a/drivers/pcmcia/i82092.c
+++ b/drivers/pcmcia/i82092.c
@@ -112,6 +112,7 @@ static int i82092aa_pci_probe(struct pci_dev *dev,
 	for (i = 0; i < socket_count; i++) {
 		sockets[i].card_state = 1; /* 1 = present but empty */
 		sockets[i].io_base = pci_resource_start(dev, 0);
+		sockets[i].dev = dev;
 		sockets[i].socket.features |= SS_CAP_PCCARD;
 		sockets[i].socket.map_size = 0x1000;
 		sockets[i].socket.irq_mask = 0;
diff --git a/drivers/platform/x86/gigabyte-wmi.c b/drivers/platform/x86/gigabyte-wmi.c
index 5529d7b0abea..fbb224a82e34 100644
--- a/drivers/platform/x86/gigabyte-wmi.c
+++ b/drivers/platform/x86/gigabyte-wmi.c
@@ -141,6 +141,7 @@ static u8 gigabyte_wmi_detect_sensor_usability(struct wmi_device *wdev)
 
 static const struct dmi_system_id gigabyte_wmi_known_working_platforms[] = {
 	DMI_EXACT_MATCH_GIGABYTE_BOARD_NAME("B550 AORUS ELITE"),
+	DMI_EXACT_MATCH_GIGABYTE_BOARD_NAME("B550 AORUS ELITE V2"),
 	DMI_EXACT_MATCH_GIGABYTE_BOARD_NAME("B550 GAMING X V2"),
 	DMI_EXACT_MATCH_GIGABYTE_BOARD_NAME("B550M AORUS PRO-P"),
 	DMI_EXACT_MATCH_GIGABYTE_BOARD_NAME("B550M DS3H"),
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index a6ac505cbdd7..701c1d0094ec 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -1004,15 +1004,23 @@ static unsigned char dasd_eckd_path_access(void *conf_data, int conf_len)
 static void dasd_eckd_store_conf_data(struct dasd_device *device,
 				      struct dasd_conf_data *conf_data, int chp)
 {
+	struct dasd_eckd_private *private = device->private;
 	struct channel_path_desc_fmt0 *chp_desc;
 	struct subchannel_id sch_id;
+	void *cdp;
 
-	ccw_device_get_schid(device->cdev, &sch_id);
 	/*
 	 * path handling and read_conf allocate data
 	 * free it before replacing the pointer
+	 * also replace the old private->conf_data pointer
+	 * with the new one if this points to the same data
 	 */
-	kfree(device->path[chp].conf_data);
+	cdp = device->path[chp].conf_data;
+	if (private->conf_data == cdp) {
+		private->conf_data = (void *)conf_data;
+		dasd_eckd_identify_conf_parts(private);
+	}
+	ccw_device_get_schid(device->cdev, &sch_id);
 	device->path[chp].conf_data = conf_data;
 	device->path[chp].cssid = sch_id.cssid;
 	device->path[chp].ssid = sch_id.ssid;
@@ -1020,6 +1028,7 @@ static void dasd_eckd_store_conf_data(struct dasd_device *device,
 	if (chp_desc)
 		device->path[chp].chpid = chp_desc->chpid;
 	kfree(chp_desc);
+	kfree(cdp);
 }
 
 static void dasd_eckd_clear_conf_data(struct dasd_device *device)
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index 6540d48eb0e8..23fd361343b4 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -804,6 +804,13 @@ static int ibmvfc_init_event_pool(struct ibmvfc_host *vhost,
 	for (i = 0; i < size; ++i) {
 		struct ibmvfc_event *evt = &pool->events[i];
 
+		/*
+		 * evt->active states
+		 *  1 = in flight
+		 *  0 = being completed
+		 * -1 = free/freed
+		 */
+		atomic_set(&evt->active, -1);
 		atomic_set(&evt->free, 1);
 		evt->crq.valid = 0x80;
 		evt->crq.ioba = cpu_to_be64(pool->iu_token + (sizeof(*evt->xfer_iu) * i));
@@ -1014,6 +1021,7 @@ static void ibmvfc_free_event(struct ibmvfc_event *evt)
 
 	BUG_ON(!ibmvfc_valid_event(pool, evt));
 	BUG_ON(atomic_inc_return(&evt->free) != 1);
+	BUG_ON(atomic_dec_and_test(&evt->active));
 
 	spin_lock_irqsave(&evt->queue->l_lock, flags);
 	list_add_tail(&evt->queue_list, &evt->queue->free);
@@ -1069,6 +1077,12 @@ static void ibmvfc_complete_purge(struct list_head *purge_list)
  **/
 static void ibmvfc_fail_request(struct ibmvfc_event *evt, int error_code)
 {
+	/*
+	 * Anything we are failing should still be active. Otherwise, it
+	 * implies we already got a response for the command and are doing
+	 * something bad like double completing it.
+	 */
+	BUG_ON(!atomic_dec_and_test(&evt->active));
 	if (evt->cmnd) {
 		evt->cmnd->result = (error_code << 16);
 		evt->done = ibmvfc_scsi_eh_done;
@@ -1720,6 +1734,7 @@ static int ibmvfc_send_event(struct ibmvfc_event *evt,
 
 		evt->done(evt);
 	} else {
+		atomic_set(&evt->active, 1);
 		spin_unlock_irqrestore(&evt->queue->l_lock, flags);
 		ibmvfc_trc_start(evt);
 	}
@@ -3248,7 +3263,7 @@ static void ibmvfc_handle_crq(struct ibmvfc_crq *crq, struct ibmvfc_host *vhost,
 		return;
 	}
 
-	if (unlikely(atomic_read(&evt->free))) {
+	if (unlikely(atomic_dec_if_positive(&evt->active))) {
 		dev_err(vhost->dev, "Received duplicate correlation_token 0x%08llx!\n",
 			crq->ioba);
 		return;
@@ -3775,7 +3790,7 @@ static void ibmvfc_handle_scrq(struct ibmvfc_crq *crq, struct ibmvfc_host *vhost
 		return;
 	}
 
-	if (unlikely(atomic_read(&evt->free))) {
+	if (unlikely(atomic_dec_if_positive(&evt->active))) {
 		dev_err(vhost->dev, "Received duplicate correlation_token 0x%08llx!\n",
 			crq->ioba);
 		return;
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h
index 19dcec3ae9ba..994846ec64c6 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.h
+++ b/drivers/scsi/ibmvscsi/ibmvfc.h
@@ -744,6 +744,7 @@ struct ibmvfc_event {
 	struct ibmvfc_target *tgt;
 	struct scsi_cmnd *cmnd;
 	atomic_t free;
+	atomic_t active;
 	union ibmvfc_iu *xfer_iu;
 	void (*done)(struct ibmvfc_event *evt);
 	void (*_done)(struct ibmvfc_event *evt);
diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index 1a94c7b1de2d..261d3663cbb7 100644
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -221,7 +221,7 @@ static unsigned int sr_get_events(struct scsi_device *sdev)
 	else if (med->media_event_code == 2)
 		return DISK_EVENT_MEDIA_CHANGE;
 	else if (med->media_event_code == 3)
-		return DISK_EVENT_EJECT_REQUEST;
+		return DISK_EVENT_MEDIA_CHANGE;
 	return 0;
 }
 
diff --git a/drivers/soc/imx/soc-imx8m.c b/drivers/soc/imx/soc-imx8m.c
index 071e14496e4b..cc57a384d74d 100644
--- a/drivers/soc/imx/soc-imx8m.c
+++ b/drivers/soc/imx/soc-imx8m.c
@@ -5,8 +5,6 @@
 
 #include <linux/init.h>
 #include <linux/io.h>
-#include <linux/module.h>
-#include <linux/nvmem-consumer.h>
 #include <linux/of_address.h>
 #include <linux/slab.h>
 #include <linux/sys_soc.h>
@@ -31,7 +29,7 @@
 
 struct imx8_soc_data {
 	char *name;
-	u32 (*soc_revision)(struct device *dev);
+	u32 (*soc_revision)(void);
 };
 
 static u64 soc_uid;
@@ -52,7 +50,7 @@ static u32 imx8mq_soc_revision_from_atf(void)
 static inline u32 imx8mq_soc_revision_from_atf(void) { return 0; };
 #endif
 
-static u32 __init imx8mq_soc_revision(struct device *dev)
+static u32 __init imx8mq_soc_revision(void)
 {
 	struct device_node *np;
 	void __iomem *ocotp_base;
@@ -77,20 +75,9 @@ static u32 __init imx8mq_soc_revision(struct device *dev)
 			rev = REV_B1;
 	}
 
-	if (dev) {
-		int ret;
-
-		ret = nvmem_cell_read_u64(dev, "soc_unique_id", &soc_uid);
-		if (ret) {
-			iounmap(ocotp_base);
-			of_node_put(np);
-			return ret;
-		}
-	} else {
-		soc_uid = readl_relaxed(ocotp_base + OCOTP_UID_HIGH);
-		soc_uid <<= 32;
-		soc_uid |= readl_relaxed(ocotp_base + OCOTP_UID_LOW);
-	}
+	soc_uid = readl_relaxed(ocotp_base + OCOTP_UID_HIGH);
+	soc_uid <<= 32;
+	soc_uid |= readl_relaxed(ocotp_base + OCOTP_UID_LOW);
 
 	iounmap(ocotp_base);
 	of_node_put(np);
@@ -120,7 +107,7 @@ static void __init imx8mm_soc_uid(void)
 	of_node_put(np);
 }
 
-static u32 __init imx8mm_soc_revision(struct device *dev)
+static u32 __init imx8mm_soc_revision(void)
 {
 	struct device_node *np;
 	void __iomem *anatop_base;
@@ -138,15 +125,7 @@ static u32 __init imx8mm_soc_revision(struct device *dev)
 	iounmap(anatop_base);
 	of_node_put(np);
 
-	if (dev) {
-		int ret;
-
-		ret = nvmem_cell_read_u64(dev, "soc_unique_id", &soc_uid);
-		if (ret)
-			return ret;
-	} else {
-		imx8mm_soc_uid();
-	}
+	imx8mm_soc_uid();
 
 	return rev;
 }
@@ -171,7 +150,7 @@ static const struct imx8_soc_data imx8mp_soc_data = {
 	.soc_revision = imx8mm_soc_revision,
 };
 
-static __maybe_unused const struct of_device_id imx8_machine_match[] = {
+static __maybe_unused const struct of_device_id imx8_soc_match[] = {
 	{ .compatible = "fsl,imx8mq", .data = &imx8mq_soc_data, },
 	{ .compatible = "fsl,imx8mm", .data = &imx8mm_soc_data, },
 	{ .compatible = "fsl,imx8mn", .data = &imx8mn_soc_data, },
@@ -179,20 +158,12 @@ static __maybe_unused const struct of_device_id imx8_machine_match[] = {
 	{ }
 };
 
-static __maybe_unused const struct of_device_id imx8_soc_match[] = {
-	{ .compatible = "fsl,imx8mq-soc", .data = &imx8mq_soc_data, },
-	{ .compatible = "fsl,imx8mm-soc", .data = &imx8mm_soc_data, },
-	{ .compatible = "fsl,imx8mn-soc", .data = &imx8mn_soc_data, },
-	{ .compatible = "fsl,imx8mp-soc", .data = &imx8mp_soc_data, },
-	{ }
-};
-
 #define imx8_revision(soc_rev) \
 	soc_rev ? \
 	kasprintf(GFP_KERNEL, "%d.%d", (soc_rev >> 4) & 0xf,  soc_rev & 0xf) : \
 	"unknown"
 
-static int imx8_soc_info(struct platform_device *pdev)
+static int __init imx8_soc_init(void)
 {
 	struct soc_device_attribute *soc_dev_attr;
 	struct soc_device *soc_dev;
@@ -211,10 +182,7 @@ static int imx8_soc_info(struct platform_device *pdev)
 	if (ret)
 		goto free_soc;
 
-	if (pdev)
-		id = of_match_node(imx8_soc_match, pdev->dev.of_node);
-	else
-		id = of_match_node(imx8_machine_match, of_root);
+	id = of_match_node(imx8_soc_match, of_root);
 	if (!id) {
 		ret = -ENODEV;
 		goto free_soc;
@@ -223,16 +191,8 @@ static int imx8_soc_info(struct platform_device *pdev)
 	data = id->data;
 	if (data) {
 		soc_dev_attr->soc_id = data->name;
-		if (data->soc_revision) {
-			if (pdev) {
-				soc_rev = data->soc_revision(&pdev->dev);
-				ret = soc_rev;
-				if (ret < 0)
-					goto free_soc;
-			} else {
-				soc_rev = data->soc_revision(NULL);
-			}
-		}
+		if (data->soc_revision)
+			soc_rev = data->soc_revision();
 	}
 
 	soc_dev_attr->revision = imx8_revision(soc_rev);
@@ -270,24 +230,4 @@ static int imx8_soc_info(struct platform_device *pdev)
 	kfree(soc_dev_attr);
 	return ret;
 }
-
-/* Retain device_initcall is for backward compatibility with DTS. */
-static int __init imx8_soc_init(void)
-{
-	if (of_find_matching_node_and_match(NULL, imx8_soc_match, NULL))
-		return 0;
-
-	return imx8_soc_info(NULL);
-}
 device_initcall(imx8_soc_init);
-
-static struct platform_driver imx8_soc_info_driver = {
-	.probe = imx8_soc_info,
-	.driver = {
-		.name = "imx8_soc_info",
-		.of_match_table = imx8_soc_match,
-	},
-};
-
-module_platform_driver(imx8_soc_info_driver);
-MODULE_LICENSE("GPL v2");
diff --git a/drivers/soc/ixp4xx/ixp4xx-npe.c b/drivers/soc/ixp4xx/ixp4xx-npe.c
index ec90b44fa0cd..6065aaab6740 100644
--- a/drivers/soc/ixp4xx/ixp4xx-npe.c
+++ b/drivers/soc/ixp4xx/ixp4xx-npe.c
@@ -690,8 +690,8 @@ static int ixp4xx_npe_probe(struct platform_device *pdev)
 
 		if (!(ixp4xx_read_feature_bits() &
 		      (IXP4XX_FEATURE_RESET_NPEA << i))) {
-			dev_info(dev, "NPE%d at 0x%08x-0x%08x not available\n",
-				 i, res->start, res->end);
+			dev_info(dev, "NPE%d at %pR not available\n",
+				 i, res);
 			continue; /* NPE already disabled or not present */
 		}
 		npe->regs = devm_ioremap_resource(dev, res);
@@ -699,13 +699,12 @@ static int ixp4xx_npe_probe(struct platform_device *pdev)
 			return PTR_ERR(npe->regs);
 
 		if (npe_reset(npe)) {
-			dev_info(dev, "NPE%d at 0x%08x-0x%08x does not reset\n",
-				 i, res->start, res->end);
+			dev_info(dev, "NPE%d at %pR does not reset\n",
+				 i, res);
 			continue;
 		}
 		npe->valid = 1;
-		dev_info(dev, "NPE%d at 0x%08x-0x%08x registered\n",
-			 i, res->start, res->end);
+		dev_info(dev, "NPE%d at %pR registered\n", i, res);
 		found++;
 	}
 
diff --git a/drivers/soc/ixp4xx/ixp4xx-qmgr.c b/drivers/soc/ixp4xx/ixp4xx-qmgr.c
index 8c968382cea7..065a800717bd 100644
--- a/drivers/soc/ixp4xx/ixp4xx-qmgr.c
+++ b/drivers/soc/ixp4xx/ixp4xx-qmgr.c
@@ -145,12 +145,12 @@ static irqreturn_t qmgr_irq1_a0(int irq, void *pdev)
 	/* ACK - it may clear any bits so don't rely on it */
 	__raw_writel(0xFFFFFFFF, &qmgr_regs->irqstat[0]);
 
-	en_bitmap = qmgr_regs->irqen[0];
+	en_bitmap = __raw_readl(&qmgr_regs->irqen[0]);
 	while (en_bitmap) {
 		i = __fls(en_bitmap); /* number of the last "low" queue */
 		en_bitmap &= ~BIT(i);
-		src = qmgr_regs->irqsrc[i >> 3];
-		stat = qmgr_regs->stat1[i >> 3];
+		src = __raw_readl(&qmgr_regs->irqsrc[i >> 3]);
+		stat = __raw_readl(&qmgr_regs->stat1[i >> 3]);
 		if (src & 4) /* the IRQ condition is inverted */
 			stat = ~stat;
 		if (stat & BIT(src & 3)) {
@@ -170,7 +170,8 @@ static irqreturn_t qmgr_irq2_a0(int irq, void *pdev)
 	/* ACK - it may clear any bits so don't rely on it */
 	__raw_writel(0xFFFFFFFF, &qmgr_regs->irqstat[1]);
 
-	req_bitmap = qmgr_regs->irqen[1] & qmgr_regs->statne_h;
+	req_bitmap = __raw_readl(&qmgr_regs->irqen[1]) &
+		     __raw_readl(&qmgr_regs->statne_h);
 	while (req_bitmap) {
 		i = __fls(req_bitmap); /* number of the last "high" queue */
 		req_bitmap &= ~BIT(i);
diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c
index 39dc02e366f4..2872993550bd 100644
--- a/drivers/spi/spi-imx.c
+++ b/drivers/spi/spi-imx.c
@@ -505,8 +505,10 @@ static int mx51_ecspi_prepare_message(struct spi_imx_data *spi_imx,
 				      struct spi_message *msg)
 {
 	struct spi_device *spi = msg->spi;
+	struct spi_transfer *xfer;
 	u32 ctrl = MX51_ECSPI_CTRL_ENABLE;
-	u32 testreg;
+	u32 min_speed_hz = ~0U;
+	u32 testreg, delay;
 	u32 cfg = readl(spi_imx->base + MX51_ECSPI_CONFIG);
 
 	/* set Master or Slave mode */
@@ -567,6 +569,35 @@ static int mx51_ecspi_prepare_message(struct spi_imx_data *spi_imx,
 
 	writel(cfg, spi_imx->base + MX51_ECSPI_CONFIG);
 
+	/*
+	 * Wait until the changes in the configuration register CONFIGREG
+	 * propagate into the hardware. It takes exactly one tick of the
+	 * SCLK clock, but we will wait two SCLK clock just to be sure. The
+	 * effect of the delay it takes for the hardware to apply changes
+	 * is noticable if the SCLK clock run very slow. In such a case, if
+	 * the polarity of SCLK should be inverted, the GPIO ChipSelect might
+	 * be asserted before the SCLK polarity changes, which would disrupt
+	 * the SPI communication as the device on the other end would consider
+	 * the change of SCLK polarity as a clock tick already.
+	 *
+	 * Because spi_imx->spi_bus_clk is only set in bitbang prepare_message
+	 * callback, iterate over all the transfers in spi_message, find the
+	 * one with lowest bus frequency, and use that bus frequency for the
+	 * delay calculation. In case all transfers have speed_hz == 0, then
+	 * min_speed_hz is ~0 and the resulting delay is zero.
+	 */
+	list_for_each_entry(xfer, &msg->transfers, transfer_list) {
+		if (!xfer->speed_hz)
+			continue;
+		min_speed_hz = min(xfer->speed_hz, min_speed_hz);
+	}
+
+	delay = (2 * 1000000) / min_speed_hz;
+	if (likely(delay < 10))	/* SCLK is faster than 100 kHz */
+		udelay(delay);
+	else			/* SCLK is _very_ slow */
+		usleep_range(delay, delay + 10);
+
 	return 0;
 }
 
@@ -574,7 +605,7 @@ static int mx51_ecspi_prepare_transfer(struct spi_imx_data *spi_imx,
 				       struct spi_device *spi)
 {
 	u32 ctrl = readl(spi_imx->base + MX51_ECSPI_CTRL);
-	u32 clk, delay;
+	u32 clk;
 
 	/* Clear BL field and set the right value */
 	ctrl &= ~MX51_ECSPI_CTRL_BL_MASK;
@@ -596,23 +627,6 @@ static int mx51_ecspi_prepare_transfer(struct spi_imx_data *spi_imx,
 
 	writel(ctrl, spi_imx->base + MX51_ECSPI_CTRL);
 
-	/*
-	 * Wait until the changes in the configuration register CONFIGREG
-	 * propagate into the hardware. It takes exactly one tick of the
-	 * SCLK clock, but we will wait two SCLK clock just to be sure. The
-	 * effect of the delay it takes for the hardware to apply changes
-	 * is noticable if the SCLK clock run very slow. In such a case, if
-	 * the polarity of SCLK should be inverted, the GPIO ChipSelect might
-	 * be asserted before the SCLK polarity changes, which would disrupt
-	 * the SPI communication as the device on the other end would consider
-	 * the change of SCLK polarity as a clock tick already.
-	 */
-	delay = (2 * 1000000) / clk;
-	if (likely(delay < 10))	/* SCLK is faster than 100 kHz */
-		udelay(delay);
-	else			/* SCLK is _very_ slow */
-		usleep_range(delay, delay + 10);
-
 	return 0;
 }
 
diff --git a/drivers/spi/spi-meson-spicc.c b/drivers/spi/spi-meson-spicc.c
index b2c4621db34d..c208efeadd18 100644
--- a/drivers/spi/spi-meson-spicc.c
+++ b/drivers/spi/spi-meson-spicc.c
@@ -785,6 +785,8 @@ static int meson_spicc_remove(struct platform_device *pdev)
 	clk_disable_unprepare(spicc->core);
 	clk_disable_unprepare(spicc->pclk);
 
+	spi_master_put(spicc->master);
+
 	return 0;
 }
 
diff --git a/drivers/staging/rtl8712/hal_init.c b/drivers/staging/rtl8712/hal_init.c
index 22974277afa0..4eff3fdecdb8 100644
--- a/drivers/staging/rtl8712/hal_init.c
+++ b/drivers/staging/rtl8712/hal_init.c
@@ -29,21 +29,31 @@
 #define FWBUFF_ALIGN_SZ 512
 #define MAX_DUMP_FWSZ (48 * 1024)
 
+static void rtl871x_load_fw_fail(struct _adapter *adapter)
+{
+	struct usb_device *udev = adapter->dvobjpriv.pusbdev;
+	struct device *dev = &udev->dev;
+	struct device *parent = dev->parent;
+
+	complete(&adapter->rtl8712_fw_ready);
+
+	dev_err(&udev->dev, "r8712u: Firmware request failed\n");
+
+	if (parent)
+		device_lock(parent);
+
+	device_release_driver(dev);
+
+	if (parent)
+		device_unlock(parent);
+}
+
 static void rtl871x_load_fw_cb(const struct firmware *firmware, void *context)
 {
 	struct _adapter *adapter = context;
 
 	if (!firmware) {
-		struct usb_device *udev = adapter->dvobjpriv.pusbdev;
-		struct usb_interface *usb_intf = adapter->pusb_intf;
-
-		dev_err(&udev->dev, "r8712u: Firmware request failed\n");
-		usb_put_dev(udev);
-		usb_set_intfdata(usb_intf, NULL);
-		r8712_free_drv_sw(adapter);
-		adapter->dvobj_deinit(adapter);
-		complete(&adapter->rtl8712_fw_ready);
-		free_netdev(adapter->pnetdev);
+		rtl871x_load_fw_fail(adapter);
 		return;
 	}
 	adapter->fw = firmware;
diff --git a/drivers/staging/rtl8712/rtl8712_led.c b/drivers/staging/rtl8712/rtl8712_led.c
index 5901026949f2..d5fc9026b036 100644
--- a/drivers/staging/rtl8712/rtl8712_led.c
+++ b/drivers/staging/rtl8712/rtl8712_led.c
@@ -1820,3 +1820,11 @@ void LedControl871x(struct _adapter *padapter, enum LED_CTL_MODE LedAction)
 		break;
 	}
 }
+
+void r8712_flush_led_works(struct _adapter *padapter)
+{
+	struct led_priv *pledpriv = &padapter->ledpriv;
+
+	flush_work(&pledpriv->SwLed0.BlinkWorkItem);
+	flush_work(&pledpriv->SwLed1.BlinkWorkItem);
+}
diff --git a/drivers/staging/rtl8712/rtl871x_led.h b/drivers/staging/rtl8712/rtl871x_led.h
index ee19c873cf01..2f0768132ad8 100644
--- a/drivers/staging/rtl8712/rtl871x_led.h
+++ b/drivers/staging/rtl8712/rtl871x_led.h
@@ -112,6 +112,7 @@ struct led_priv {
 void r8712_InitSwLeds(struct _adapter *padapter);
 void r8712_DeInitSwLeds(struct _adapter *padapter);
 void LedControl871x(struct _adapter *padapter, enum LED_CTL_MODE LedAction);
+void r8712_flush_led_works(struct _adapter *padapter);
 
 #endif
 
diff --git a/drivers/staging/rtl8712/rtl871x_pwrctrl.c b/drivers/staging/rtl8712/rtl871x_pwrctrl.c
index 23cff43437e2..cd6d9ff0bebc 100644
--- a/drivers/staging/rtl8712/rtl871x_pwrctrl.c
+++ b/drivers/staging/rtl8712/rtl871x_pwrctrl.c
@@ -224,3 +224,11 @@ void r8712_unregister_cmd_alive(struct _adapter *padapter)
 	}
 	mutex_unlock(&pwrctrl->mutex_lock);
 }
+
+void r8712_flush_rwctrl_works(struct _adapter *padapter)
+{
+	struct pwrctrl_priv *pwrctrl = &padapter->pwrctrlpriv;
+
+	flush_work(&pwrctrl->SetPSModeWorkItem);
+	flush_work(&pwrctrl->rpwm_workitem);
+}
diff --git a/drivers/staging/rtl8712/rtl871x_pwrctrl.h b/drivers/staging/rtl8712/rtl871x_pwrctrl.h
index bf6623cfaf27..b35b9c7920eb 100644
--- a/drivers/staging/rtl8712/rtl871x_pwrctrl.h
+++ b/drivers/staging/rtl8712/rtl871x_pwrctrl.h
@@ -108,5 +108,6 @@ void r8712_cpwm_int_hdl(struct _adapter *padapter,
 void r8712_set_ps_mode(struct _adapter *padapter, uint ps_mode,
 			uint smart_ps);
 void r8712_set_rpwm(struct _adapter *padapter, u8 val8);
+void r8712_flush_rwctrl_works(struct _adapter *padapter);
 
 #endif  /* __RTL871X_PWRCTRL_H_ */
diff --git a/drivers/staging/rtl8712/usb_intf.c b/drivers/staging/rtl8712/usb_intf.c
index b760bc355937..17d28af0d086 100644
--- a/drivers/staging/rtl8712/usb_intf.c
+++ b/drivers/staging/rtl8712/usb_intf.c
@@ -594,35 +594,30 @@ static void r871xu_dev_remove(struct usb_interface *pusb_intf)
 {
 	struct net_device *pnetdev = usb_get_intfdata(pusb_intf);
 	struct usb_device *udev = interface_to_usbdev(pusb_intf);
+	struct _adapter *padapter = netdev_priv(pnetdev);
+
+	/* never exit with a firmware callback pending */
+	wait_for_completion(&padapter->rtl8712_fw_ready);
+	usb_set_intfdata(pusb_intf, NULL);
+	release_firmware(padapter->fw);
+	if (drvpriv.drv_registered)
+		padapter->surprise_removed = true;
+	if (pnetdev->reg_state != NETREG_UNINITIALIZED)
+		unregister_netdev(pnetdev); /* will call netdev_close() */
+	r8712_flush_rwctrl_works(padapter);
+	r8712_flush_led_works(padapter);
+	udelay(1);
+	/* Stop driver mlme relation timer */
+	r8712_stop_drv_timers(padapter);
+	r871x_dev_unload(padapter);
+	r8712_free_drv_sw(padapter);
+	free_netdev(pnetdev);
+
+	/* decrease the reference count of the usb device structure
+	 * when disconnect
+	 */
+	usb_put_dev(udev);
 
-	if (pnetdev) {
-		struct _adapter *padapter = netdev_priv(pnetdev);
-
-		/* never exit with a firmware callback pending */
-		wait_for_completion(&padapter->rtl8712_fw_ready);
-		pnetdev = usb_get_intfdata(pusb_intf);
-		usb_set_intfdata(pusb_intf, NULL);
-		if (!pnetdev)
-			goto firmware_load_fail;
-		release_firmware(padapter->fw);
-		if (drvpriv.drv_registered)
-			padapter->surprise_removed = true;
-		if (pnetdev->reg_state != NETREG_UNINITIALIZED)
-			unregister_netdev(pnetdev); /* will call netdev_close() */
-		flush_scheduled_work();
-		udelay(1);
-		/* Stop driver mlme relation timer */
-		r8712_stop_drv_timers(padapter);
-		r871x_dev_unload(padapter);
-		r8712_free_drv_sw(padapter);
-		free_netdev(pnetdev);
-
-		/* decrease the reference count of the usb device structure
-		 * when disconnect
-		 */
-		usb_put_dev(udev);
-	}
-firmware_load_fail:
 	/* If we didn't unplug usb dongle and remove/insert module, driver
 	 * fails on sitesurvey for the first time when device is up.
 	 * Reset usb port for sitesurvey fail issue.
diff --git a/drivers/staging/rtl8723bs/hal/sdio_ops.c b/drivers/staging/rtl8723bs/hal/sdio_ops.c
index a31694525bc1..eaf7d689b0c5 100644
--- a/drivers/staging/rtl8723bs/hal/sdio_ops.c
+++ b/drivers/staging/rtl8723bs/hal/sdio_ops.c
@@ -921,6 +921,8 @@ void sd_int_dpc(struct adapter *adapter)
 				} else {
 					rtw_c2h_wk_cmd(adapter, (u8 *)c2h_evt);
 				}
+			} else {
+				kfree(c2h_evt);
 			}
 		} else {
 			/* Error handling for malloc fail */
diff --git a/drivers/tee/optee/call.c b/drivers/tee/optee/call.c
index 6e6eb836e9b6..945f03da0223 100644
--- a/drivers/tee/optee/call.c
+++ b/drivers/tee/optee/call.c
@@ -184,7 +184,7 @@ static struct tee_shm *get_msg_arg(struct tee_context *ctx, size_t num_params,
 	struct optee_msg_arg *ma;
 
 	shm = tee_shm_alloc(ctx, OPTEE_MSG_GET_ARG_SIZE(num_params),
-			    TEE_SHM_MAPPED);
+			    TEE_SHM_MAPPED | TEE_SHM_PRIV);
 	if (IS_ERR(shm))
 		return shm;
 
@@ -416,11 +416,13 @@ void optee_enable_shm_cache(struct optee *optee)
 }
 
 /**
- * optee_disable_shm_cache() - Disables caching of some shared memory allocation
- *			      in OP-TEE
+ * __optee_disable_shm_cache() - Disables caching of some shared memory
+ *                               allocation in OP-TEE
  * @optee:	main service struct
+ * @is_mapped:	true if the cached shared memory addresses were mapped by this
+ *		kernel, are safe to dereference, and should be freed
  */
-void optee_disable_shm_cache(struct optee *optee)
+static void __optee_disable_shm_cache(struct optee *optee, bool is_mapped)
 {
 	struct optee_call_waiter w;
 
@@ -439,6 +441,13 @@ void optee_disable_shm_cache(struct optee *optee)
 		if (res.result.status == OPTEE_SMC_RETURN_OK) {
 			struct tee_shm *shm;
 
+			/*
+			 * Shared memory references that were not mapped by
+			 * this kernel must be ignored to prevent a crash.
+			 */
+			if (!is_mapped)
+				continue;
+
 			shm = reg_pair_to_ptr(res.result.shm_upper32,
 					      res.result.shm_lower32);
 			tee_shm_free(shm);
@@ -449,6 +458,27 @@ void optee_disable_shm_cache(struct optee *optee)
 	optee_cq_wait_final(&optee->call_queue, &w);
 }
 
+/**
+ * optee_disable_shm_cache() - Disables caching of mapped shared memory
+ *                             allocations in OP-TEE
+ * @optee:	main service struct
+ */
+void optee_disable_shm_cache(struct optee *optee)
+{
+	return __optee_disable_shm_cache(optee, true);
+}
+
+/**
+ * optee_disable_unmapped_shm_cache() - Disables caching of shared memory
+ *                                      allocations in OP-TEE which are not
+ *                                      currently mapped
+ * @optee:	main service struct
+ */
+void optee_disable_unmapped_shm_cache(struct optee *optee)
+{
+	return __optee_disable_shm_cache(optee, false);
+}
+
 #define PAGELIST_ENTRIES_PER_PAGE				\
 	((OPTEE_MSG_NONCONTIG_PAGE_SIZE / sizeof(u64)) - 1)
 
diff --git a/drivers/tee/optee/core.c b/drivers/tee/optee/core.c
index ddb8f9ecf307..5ce13b099d7d 100644
--- a/drivers/tee/optee/core.c
+++ b/drivers/tee/optee/core.c
@@ -6,6 +6,7 @@
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 
 #include <linux/arm-smccc.h>
+#include <linux/crash_dump.h>
 #include <linux/errno.h>
 #include <linux/io.h>
 #include <linux/module.h>
@@ -277,7 +278,8 @@ static void optee_release(struct tee_context *ctx)
 	if (!ctxdata)
 		return;
 
-	shm = tee_shm_alloc(ctx, sizeof(struct optee_msg_arg), TEE_SHM_MAPPED);
+	shm = tee_shm_alloc(ctx, sizeof(struct optee_msg_arg),
+			    TEE_SHM_MAPPED | TEE_SHM_PRIV);
 	if (!IS_ERR(shm)) {
 		arg = tee_shm_get_va(shm, 0);
 		/*
@@ -572,6 +574,13 @@ static optee_invoke_fn *get_invoke_func(struct device *dev)
 	return ERR_PTR(-EINVAL);
 }
 
+/* optee_remove - Device Removal Routine
+ * @pdev: platform device information struct
+ *
+ * optee_remove is called by platform subsystem to alert the driver
+ * that it should release the device
+ */
+
 static int optee_remove(struct platform_device *pdev)
 {
 	struct optee *optee = platform_get_drvdata(pdev);
@@ -602,6 +611,18 @@ static int optee_remove(struct platform_device *pdev)
 	return 0;
 }
 
+/* optee_shutdown - Device Removal Routine
+ * @pdev: platform device information struct
+ *
+ * platform_shutdown is called by the platform subsystem to alert
+ * the driver that a shutdown, reboot, or kexec is happening and
+ * device must be disabled.
+ */
+static void optee_shutdown(struct platform_device *pdev)
+{
+	optee_disable_shm_cache(platform_get_drvdata(pdev));
+}
+
 static int optee_probe(struct platform_device *pdev)
 {
 	optee_invoke_fn *invoke_fn;
@@ -612,6 +633,16 @@ static int optee_probe(struct platform_device *pdev)
 	u32 sec_caps;
 	int rc;
 
+	/*
+	 * The kernel may have crashed at the same time that all available
+	 * secure world threads were suspended and we cannot reschedule the
+	 * suspended threads without access to the crashed kernel's wait_queue.
+	 * Therefore, we cannot reliably initialize the OP-TEE driver in the
+	 * kdump kernel.
+	 */
+	if (is_kdump_kernel())
+		return -ENODEV;
+
 	invoke_fn = get_invoke_func(&pdev->dev);
 	if (IS_ERR(invoke_fn))
 		return PTR_ERR(invoke_fn);
@@ -686,6 +717,15 @@ static int optee_probe(struct platform_device *pdev)
 	optee->memremaped_shm = memremaped_shm;
 	optee->pool = pool;
 
+	/*
+	 * Ensure that there are no pre-existing shm objects before enabling
+	 * the shm cache so that there's no chance of receiving an invalid
+	 * address during shutdown. This could occur, for example, if we're
+	 * kexec booting from an older kernel that did not properly cleanup the
+	 * shm cache.
+	 */
+	optee_disable_unmapped_shm_cache(optee);
+
 	optee_enable_shm_cache(optee);
 
 	if (optee->sec_caps & OPTEE_SMC_SEC_CAP_DYNAMIC_SHM)
@@ -728,6 +768,7 @@ MODULE_DEVICE_TABLE(of, optee_dt_match);
 static struct platform_driver optee_driver = {
 	.probe  = optee_probe,
 	.remove = optee_remove,
+	.shutdown = optee_shutdown,
 	.driver = {
 		.name = "optee",
 		.of_match_table = optee_dt_match,
diff --git a/drivers/tee/optee/optee_private.h b/drivers/tee/optee/optee_private.h
index e25b216a14ef..dbdd367be156 100644
--- a/drivers/tee/optee/optee_private.h
+++ b/drivers/tee/optee/optee_private.h
@@ -159,6 +159,7 @@ int optee_cancel_req(struct tee_context *ctx, u32 cancel_id, u32 session);
 
 void optee_enable_shm_cache(struct optee *optee);
 void optee_disable_shm_cache(struct optee *optee);
+void optee_disable_unmapped_shm_cache(struct optee *optee);
 
 int optee_shm_register(struct tee_context *ctx, struct tee_shm *shm,
 		       struct page **pages, size_t num_pages,
diff --git a/drivers/tee/optee/rpc.c b/drivers/tee/optee/rpc.c
index 1849180b0278..efbaff7ad7e5 100644
--- a/drivers/tee/optee/rpc.c
+++ b/drivers/tee/optee/rpc.c
@@ -314,7 +314,7 @@ static void handle_rpc_func_cmd_shm_alloc(struct tee_context *ctx,
 		shm = cmd_alloc_suppl(ctx, sz);
 		break;
 	case OPTEE_RPC_SHM_TYPE_KERNEL:
-		shm = tee_shm_alloc(ctx, sz, TEE_SHM_MAPPED);
+		shm = tee_shm_alloc(ctx, sz, TEE_SHM_MAPPED | TEE_SHM_PRIV);
 		break;
 	default:
 		arg->ret = TEEC_ERROR_BAD_PARAMETERS;
@@ -502,7 +502,8 @@ void optee_handle_rpc(struct tee_context *ctx, struct optee_rpc_param *param,
 
 	switch (OPTEE_SMC_RETURN_GET_RPC_FUNC(param->a0)) {
 	case OPTEE_SMC_RPC_FUNC_ALLOC:
-		shm = tee_shm_alloc(ctx, param->a1, TEE_SHM_MAPPED);
+		shm = tee_shm_alloc(ctx, param->a1,
+				    TEE_SHM_MAPPED | TEE_SHM_PRIV);
 		if (!IS_ERR(shm) && !tee_shm_get_pa(shm, 0, &pa)) {
 			reg_pair_from_64(&param->a1, &param->a2, pa);
 			reg_pair_from_64(&param->a4, &param->a5,
diff --git a/drivers/tee/optee/shm_pool.c b/drivers/tee/optee/shm_pool.c
index d767eebf30bd..c41a9a501a6e 100644
--- a/drivers/tee/optee/shm_pool.c
+++ b/drivers/tee/optee/shm_pool.c
@@ -27,13 +27,19 @@ static int pool_op_alloc(struct tee_shm_pool_mgr *poolm,
 	shm->paddr = page_to_phys(page);
 	shm->size = PAGE_SIZE << order;
 
-	if (shm->flags & TEE_SHM_DMA_BUF) {
+	/*
+	 * Shared memory private to the OP-TEE driver doesn't need
+	 * to be registered with OP-TEE.
+	 */
+	if (!(shm->flags & TEE_SHM_PRIV)) {
 		unsigned int nr_pages = 1 << order, i;
 		struct page **pages;
 
 		pages = kcalloc(nr_pages, sizeof(pages), GFP_KERNEL);
-		if (!pages)
-			return -ENOMEM;
+		if (!pages) {
+			rc = -ENOMEM;
+			goto err;
+		}
 
 		for (i = 0; i < nr_pages; i++) {
 			pages[i] = page;
@@ -44,15 +50,21 @@ static int pool_op_alloc(struct tee_shm_pool_mgr *poolm,
 		rc = optee_shm_register(shm->ctx, shm, pages, nr_pages,
 					(unsigned long)shm->kaddr);
 		kfree(pages);
+		if (rc)
+			goto err;
 	}
 
+	return 0;
+
+err:
+	__free_pages(page, order);
 	return rc;
 }
 
 static void pool_op_free(struct tee_shm_pool_mgr *poolm,
 			 struct tee_shm *shm)
 {
-	if (shm->flags & TEE_SHM_DMA_BUF)
+	if (!(shm->flags & TEE_SHM_PRIV))
 		optee_shm_unregister(shm->ctx, shm);
 
 	free_pages((unsigned long)shm->kaddr, get_order(shm->size));
diff --git a/drivers/tee/tee_shm.c b/drivers/tee/tee_shm.c
index 00472f5ce22e..8a9384a64f3e 100644
--- a/drivers/tee/tee_shm.c
+++ b/drivers/tee/tee_shm.c
@@ -117,7 +117,7 @@ struct tee_shm *tee_shm_alloc(struct tee_context *ctx, size_t size, u32 flags)
 		return ERR_PTR(-EINVAL);
 	}
 
-	if ((flags & ~(TEE_SHM_MAPPED | TEE_SHM_DMA_BUF))) {
+	if ((flags & ~(TEE_SHM_MAPPED | TEE_SHM_DMA_BUF | TEE_SHM_PRIV))) {
 		dev_err(teedev->dev.parent, "invalid shm flags 0x%x", flags);
 		return ERR_PTR(-EINVAL);
 	}
@@ -193,6 +193,24 @@ struct tee_shm *tee_shm_alloc(struct tee_context *ctx, size_t size, u32 flags)
 }
 EXPORT_SYMBOL_GPL(tee_shm_alloc);
 
+/**
+ * tee_shm_alloc_kernel_buf() - Allocate shared memory for kernel buffer
+ * @ctx:	Context that allocates the shared memory
+ * @size:	Requested size of shared memory
+ *
+ * The returned memory registered in secure world and is suitable to be
+ * passed as a memory buffer in parameter argument to
+ * tee_client_invoke_func(). The memory allocated is later freed with a
+ * call to tee_shm_free().
+ *
+ * @returns a pointer to 'struct tee_shm'
+ */
+struct tee_shm *tee_shm_alloc_kernel_buf(struct tee_context *ctx, size_t size)
+{
+	return tee_shm_alloc(ctx, size, TEE_SHM_MAPPED);
+}
+EXPORT_SYMBOL_GPL(tee_shm_alloc_kernel_buf);
+
 struct tee_shm *tee_shm_register(struct tee_context *ctx, unsigned long addr,
 				 size_t length, u32 flags)
 {
diff --git a/drivers/thunderbolt/switch.c b/drivers/thunderbolt/switch.c
index e73cd296db7e..a82032c081e8 100644
--- a/drivers/thunderbolt/switch.c
+++ b/drivers/thunderbolt/switch.c
@@ -1740,18 +1740,6 @@ static struct attribute *switch_attrs[] = {
 	NULL,
 };
 
-static bool has_port(const struct tb_switch *sw, enum tb_port_type type)
-{
-	const struct tb_port *port;
-
-	tb_switch_for_each_port(sw, port) {
-		if (!port->disabled && port->config.type == type)
-			return true;
-	}
-
-	return false;
-}
-
 static umode_t switch_attr_is_visible(struct kobject *kobj,
 				      struct attribute *attr, int n)
 {
@@ -1760,8 +1748,7 @@ static umode_t switch_attr_is_visible(struct kobject *kobj,
 
 	if (attr == &dev_attr_authorized.attr) {
 		if (sw->tb->security_level == TB_SECURITY_NOPCIE ||
-		    sw->tb->security_level == TB_SECURITY_DPONLY ||
-		    !has_port(sw, TB_TYPE_PCIE_UP))
+		    sw->tb->security_level == TB_SECURITY_DPONLY)
 			return 0;
 	} else if (attr == &dev_attr_device.attr) {
 		if (!sw->device)
diff --git a/drivers/tty/serial/8250/8250_aspeed_vuart.c b/drivers/tty/serial/8250/8250_aspeed_vuart.c
index d035d08cb987..60dfd1aa4ad2 100644
--- a/drivers/tty/serial/8250/8250_aspeed_vuart.c
+++ b/drivers/tty/serial/8250/8250_aspeed_vuart.c
@@ -320,6 +320,7 @@ static int aspeed_vuart_handle_irq(struct uart_port *port)
 {
 	struct uart_8250_port *up = up_to_u8250p(port);
 	unsigned int iir, lsr;
+	unsigned long flags;
 	int space, count;
 
 	iir = serial_port_in(port, UART_IIR);
@@ -327,7 +328,7 @@ static int aspeed_vuart_handle_irq(struct uart_port *port)
 	if (iir & UART_IIR_NO_INT)
 		return 0;
 
-	spin_lock(&port->lock);
+	spin_lock_irqsave(&port->lock, flags);
 
 	lsr = serial_port_in(port, UART_LSR);
 
@@ -363,7 +364,7 @@ static int aspeed_vuart_handle_irq(struct uart_port *port)
 	if (lsr & UART_LSR_THRE)
 		serial8250_tx_chars(up);
 
-	uart_unlock_and_check_sysrq(port);
+	uart_unlock_and_check_sysrq_irqrestore(port, flags);
 
 	return 1;
 }
diff --git a/drivers/tty/serial/8250/8250_fsl.c b/drivers/tty/serial/8250/8250_fsl.c
index 4e75d2e4f87c..fc65a2293ce9 100644
--- a/drivers/tty/serial/8250/8250_fsl.c
+++ b/drivers/tty/serial/8250/8250_fsl.c
@@ -30,10 +30,11 @@ struct fsl8250_data {
 int fsl8250_handle_irq(struct uart_port *port)
 {
 	unsigned char lsr, orig_lsr;
+	unsigned long flags;
 	unsigned int iir;
 	struct uart_8250_port *up = up_to_u8250p(port);
 
-	spin_lock(&up->port.lock);
+	spin_lock_irqsave(&up->port.lock, flags);
 
 	iir = port->serial_in(port, UART_IIR);
 	if (iir & UART_IIR_NO_INT) {
@@ -82,7 +83,7 @@ int fsl8250_handle_irq(struct uart_port *port)
 
 	up->lsr_saved_flags = orig_lsr;
 
-	uart_unlock_and_check_sysrq(&up->port);
+	uart_unlock_and_check_sysrq_irqrestore(&up->port, flags);
 
 	return 1;
 }
diff --git a/drivers/tty/serial/8250/8250_mtk.c b/drivers/tty/serial/8250/8250_mtk.c
index f7d3023f860f..fb65dc601b23 100644
--- a/drivers/tty/serial/8250/8250_mtk.c
+++ b/drivers/tty/serial/8250/8250_mtk.c
@@ -93,10 +93,13 @@ static void mtk8250_dma_rx_complete(void *param)
 	struct dma_tx_state state;
 	int copied, total, cnt;
 	unsigned char *ptr;
+	unsigned long flags;
 
 	if (data->rx_status == DMA_RX_SHUTDOWN)
 		return;
 
+	spin_lock_irqsave(&up->port.lock, flags);
+
 	dmaengine_tx_status(dma->rxchan, dma->rx_cookie, &state);
 	total = dma->rx_size - state.residue;
 	cnt = total;
@@ -120,6 +123,8 @@ static void mtk8250_dma_rx_complete(void *param)
 	tty_flip_buffer_push(tty_port);
 
 	mtk8250_rx_dma(up);
+
+	spin_unlock_irqrestore(&up->port.lock, flags);
 }
 
 static void mtk8250_rx_dma(struct uart_8250_port *up)
diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c
index 780cc99732b6..1934940b9617 100644
--- a/drivers/tty/serial/8250/8250_pci.c
+++ b/drivers/tty/serial/8250/8250_pci.c
@@ -3804,6 +3804,12 @@ static const struct pci_device_id blacklist[] = {
 	{ PCI_VDEVICE(INTEL, 0x0f0c), },
 	{ PCI_VDEVICE(INTEL, 0x228a), },
 	{ PCI_VDEVICE(INTEL, 0x228c), },
+	{ PCI_VDEVICE(INTEL, 0x4b96), },
+	{ PCI_VDEVICE(INTEL, 0x4b97), },
+	{ PCI_VDEVICE(INTEL, 0x4b98), },
+	{ PCI_VDEVICE(INTEL, 0x4b99), },
+	{ PCI_VDEVICE(INTEL, 0x4b9a), },
+	{ PCI_VDEVICE(INTEL, 0x4b9b), },
 	{ PCI_VDEVICE(INTEL, 0x9ce3), },
 	{ PCI_VDEVICE(INTEL, 0x9ce4), },
 
@@ -3964,6 +3970,7 @@ pciserial_init_ports(struct pci_dev *dev, const struct pciserial_board *board)
 		if (pci_match_id(pci_use_msi, dev)) {
 			dev_dbg(&dev->dev, "Using MSI(-X) interrupts\n");
 			pci_set_master(dev);
+			uart.port.flags &= ~UPF_SHARE_IRQ;
 			rc = pci_alloc_irq_vectors(dev, 1, 1, PCI_IRQ_ALL_TYPES);
 		} else {
 			dev_dbg(&dev->dev, "Using legacy interrupts\n");
diff --git a/drivers/tty/serial/8250/8250_port.c b/drivers/tty/serial/8250/8250_port.c
index ff3f13693def..9422284bb3f3 100644
--- a/drivers/tty/serial/8250/8250_port.c
+++ b/drivers/tty/serial/8250/8250_port.c
@@ -311,7 +311,11 @@ static const struct serial8250_config uart_config[] = {
 /* Uart divisor latch read */
 static int default_serial_dl_read(struct uart_8250_port *up)
 {
-	return serial_in(up, UART_DLL) | serial_in(up, UART_DLM) << 8;
+	/* Assign these in pieces to truncate any bits above 7.  */
+	unsigned char dll = serial_in(up, UART_DLL);
+	unsigned char dlm = serial_in(up, UART_DLM);
+
+	return dll | dlm << 8;
 }
 
 /* Uart divisor latch write */
@@ -1297,9 +1301,11 @@ static void autoconfig(struct uart_8250_port *up)
 	serial_out(up, UART_LCR, 0);
 
 	serial_out(up, UART_FCR, UART_FCR_ENABLE_FIFO);
-	scratch = serial_in(up, UART_IIR) >> 6;
 
-	switch (scratch) {
+	/* Assign this as it is to truncate any bits above 7.  */
+	scratch = serial_in(up, UART_IIR);
+
+	switch (scratch >> 6) {
 	case 0:
 		autoconfig_8250(up);
 		break;
@@ -1893,11 +1899,12 @@ int serial8250_handle_irq(struct uart_port *port, unsigned int iir)
 	unsigned char status;
 	struct uart_8250_port *up = up_to_u8250p(port);
 	bool skip_rx = false;
+	unsigned long flags;
 
 	if (iir & UART_IIR_NO_INT)
 		return 0;
 
-	spin_lock(&port->lock);
+	spin_lock_irqsave(&port->lock, flags);
 
 	status = serial_port_in(port, UART_LSR);
 
@@ -1923,7 +1930,7 @@ int serial8250_handle_irq(struct uart_port *port, unsigned int iir)
 		(up->ier & UART_IER_THRI))
 		serial8250_tx_chars(up);
 
-	uart_unlock_and_check_sysrq(port);
+	uart_unlock_and_check_sysrq_irqrestore(port, flags);
 
 	return 1;
 }
diff --git a/drivers/tty/serial/serial-tegra.c b/drivers/tty/serial/serial-tegra.c
index 222032792d6c..eba5b9ecba34 100644
--- a/drivers/tty/serial/serial-tegra.c
+++ b/drivers/tty/serial/serial-tegra.c
@@ -1045,9 +1045,11 @@ static int tegra_uart_hw_init(struct tegra_uart_port *tup)
 
 	if (tup->cdata->fifo_mode_enable_status) {
 		ret = tegra_uart_wait_fifo_mode_enabled(tup);
-		dev_err(tup->uport.dev, "FIFO mode not enabled\n");
-		if (ret < 0)
+		if (ret < 0) {
+			dev_err(tup->uport.dev,
+				"Failed to enable FIFO mode: %d\n", ret);
 			return ret;
+		}
 	} else {
 		/*
 		 * For all tegra devices (up to t210), there is a hardware
diff --git a/drivers/usb/cdns3/cdns3-ep0.c b/drivers/usb/cdns3/cdns3-ep0.c
index 9a17802275d5..ec5bfd8944c3 100644
--- a/drivers/usb/cdns3/cdns3-ep0.c
+++ b/drivers/usb/cdns3/cdns3-ep0.c
@@ -731,6 +731,7 @@ static int cdns3_gadget_ep0_queue(struct usb_ep *ep,
 		request->actual = 0;
 		priv_dev->status_completion_no_call = true;
 		priv_dev->pending_status_request = request;
+		usb_gadget_set_state(&priv_dev->gadget, USB_STATE_CONFIGURED);
 		spin_unlock_irqrestore(&priv_dev->lock, flags);
 
 		/*
diff --git a/drivers/usb/cdns3/cdnsp-gadget.c b/drivers/usb/cdns3/cdnsp-gadget.c
index c083985e387b..cf03ba79a355 100644
--- a/drivers/usb/cdns3/cdnsp-gadget.c
+++ b/drivers/usb/cdns3/cdnsp-gadget.c
@@ -1881,7 +1881,7 @@ static int __cdnsp_gadget_init(struct cdns *cdns)
 	pdev->gadget.name = "cdnsp-gadget";
 	pdev->gadget.speed = USB_SPEED_UNKNOWN;
 	pdev->gadget.sg_supported = 1;
-	pdev->gadget.max_speed = USB_SPEED_SUPER_PLUS;
+	pdev->gadget.max_speed = max_speed;
 	pdev->gadget.lpm_capable = 1;
 
 	pdev->setup_buf = kzalloc(CDNSP_EP0_SETUP_SIZE, GFP_KERNEL);
diff --git a/drivers/usb/cdns3/cdnsp-gadget.h b/drivers/usb/cdns3/cdnsp-gadget.h
index 783ca8ffde00..f740fa6089d8 100644
--- a/drivers/usb/cdns3/cdnsp-gadget.h
+++ b/drivers/usb/cdns3/cdnsp-gadget.h
@@ -383,8 +383,8 @@ struct cdnsp_intr_reg {
 #define IMAN_IE			BIT(1)
 #define IMAN_IP			BIT(0)
 /* bits 2:31 need to be preserved */
-#define IMAN_IE_SET(p)		(((p) & IMAN_IE) | 0x2)
-#define IMAN_IE_CLEAR(p)	(((p) & IMAN_IE) & ~(0x2))
+#define IMAN_IE_SET(p)		((p) | IMAN_IE)
+#define IMAN_IE_CLEAR(p)	((p) & ~IMAN_IE)
 
 /* IMOD - Interrupter Moderation Register - irq_control bitmasks. */
 /*
diff --git a/drivers/usb/cdns3/cdnsp-ring.c b/drivers/usb/cdns3/cdnsp-ring.c
index 68972746e363..1b1438457fb0 100644
--- a/drivers/usb/cdns3/cdnsp-ring.c
+++ b/drivers/usb/cdns3/cdnsp-ring.c
@@ -1932,15 +1932,13 @@ int cdnsp_queue_bulk_tx(struct cdnsp_device *pdev, struct cdnsp_request *preq)
 		}
 
 		if (enqd_len + trb_buff_len >= full_len) {
-			if (need_zero_pkt && zero_len_trb) {
-				zero_len_trb = true;
-			} else {
-				field &= ~TRB_CHAIN;
-				field |= TRB_IOC;
-				more_trbs_coming = false;
-				need_zero_pkt = false;
-				preq->td.last_trb = ring->enqueue;
-			}
+			if (need_zero_pkt)
+				zero_len_trb = !zero_len_trb;
+
+			field &= ~TRB_CHAIN;
+			field |= TRB_IOC;
+			more_trbs_coming = false;
+			preq->td.last_trb = ring->enqueue;
 		}
 
 		/* Only set interrupt on short packet for OUT endpoints. */
@@ -1955,7 +1953,7 @@ int cdnsp_queue_bulk_tx(struct cdnsp_device *pdev, struct cdnsp_request *preq)
 		length_field = TRB_LEN(trb_buff_len) | TRB_TD_SIZE(remainder) |
 			TRB_INTR_TARGET(0);
 
-		cdnsp_queue_trb(pdev, ring, more_trbs_coming | need_zero_pkt,
+		cdnsp_queue_trb(pdev, ring, more_trbs_coming | zero_len_trb,
 				lower_32_bits(send_addr),
 				upper_32_bits(send_addr),
 				length_field,
diff --git a/drivers/usb/class/usbtmc.c b/drivers/usb/class/usbtmc.c
index 74d5a9c5238a..73f419adce61 100644
--- a/drivers/usb/class/usbtmc.c
+++ b/drivers/usb/class/usbtmc.c
@@ -2324,17 +2324,10 @@ static void usbtmc_interrupt(struct urb *urb)
 		dev_err(dev, "overflow with length %d, actual length is %d\n",
 			data->iin_wMaxPacketSize, urb->actual_length);
 		fallthrough;
-	case -ECONNRESET:
-	case -ENOENT:
-	case -ESHUTDOWN:
-	case -EILSEQ:
-	case -ETIME:
-	case -EPIPE:
+	default:
 		/* urb terminated, clean up */
 		dev_dbg(dev, "urb terminated, status: %d\n", status);
 		return;
-	default:
-		dev_err(dev, "unknown status received: %d\n", status);
 	}
 exit:
 	rv = usb_submit_urb(urb, GFP_ATOMIC);
diff --git a/drivers/usb/common/usb-otg-fsm.c b/drivers/usb/common/usb-otg-fsm.c
index 3740cf95560e..0697fde51d00 100644
--- a/drivers/usb/common/usb-otg-fsm.c
+++ b/drivers/usb/common/usb-otg-fsm.c
@@ -193,7 +193,11 @@ static void otg_start_hnp_polling(struct otg_fsm *fsm)
 	if (!fsm->host_req_flag)
 		return;
 
-	INIT_DELAYED_WORK(&fsm->hnp_polling_work, otg_hnp_polling_work);
+	if (!fsm->hnp_work_inited) {
+		INIT_DELAYED_WORK(&fsm->hnp_polling_work, otg_hnp_polling_work);
+		fsm->hnp_work_inited = true;
+	}
+
 	schedule_delayed_work(&fsm->hnp_polling_work,
 					msecs_to_jiffies(T_HOST_REQ_POLL));
 }
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index f14c2aa83759..b9ff414a0e9d 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -1741,9 +1741,13 @@ static void dwc3_gadget_ep_cleanup_cancelled_requests(struct dwc3_ep *dep)
 {
 	struct dwc3_request		*req;
 	struct dwc3_request		*tmp;
+	struct list_head		local;
 	struct dwc3			*dwc = dep->dwc;
 
-	list_for_each_entry_safe(req, tmp, &dep->cancelled_list, list) {
+restart:
+	list_replace_init(&dep->cancelled_list, &local);
+
+	list_for_each_entry_safe(req, tmp, &local, list) {
 		dwc3_gadget_ep_skip_trbs(dep, req);
 		switch (req->status) {
 		case DWC3_REQUEST_STATUS_DISCONNECTED:
@@ -1761,6 +1765,9 @@ static void dwc3_gadget_ep_cleanup_cancelled_requests(struct dwc3_ep *dep)
 			break;
 		}
 	}
+
+	if (!list_empty(&dep->cancelled_list))
+		goto restart;
 }
 
 static int dwc3_gadget_ep_dequeue(struct usb_ep *ep,
@@ -2249,6 +2256,17 @@ static int dwc3_gadget_pullup(struct usb_gadget *g, int is_on)
 		}
 	}
 
+	/*
+	 * Avoid issuing a runtime resume if the device is already in the
+	 * suspended state during gadget disconnect.  DWC3 gadget was already
+	 * halted/stopped during runtime suspend.
+	 */
+	if (!is_on) {
+		pm_runtime_barrier(dwc->dev);
+		if (pm_runtime_suspended(dwc->dev))
+			return 0;
+	}
+
 	/*
 	 * Check the return value for successful resume, or error.  For a
 	 * successful resume, the DWC3 runtime PM resume routine will handle
@@ -2945,8 +2963,12 @@ static void dwc3_gadget_ep_cleanup_completed_requests(struct dwc3_ep *dep,
 {
 	struct dwc3_request	*req;
 	struct dwc3_request	*tmp;
+	struct list_head	local;
 
-	list_for_each_entry_safe(req, tmp, &dep->started_list, list) {
+restart:
+	list_replace_init(&dep->started_list, &local);
+
+	list_for_each_entry_safe(req, tmp, &local, list) {
 		int ret;
 
 		ret = dwc3_gadget_ep_cleanup_completed_request(dep, event,
@@ -2954,6 +2976,9 @@ static void dwc3_gadget_ep_cleanup_completed_requests(struct dwc3_ep *dep,
 		if (ret)
 			break;
 	}
+
+	if (!list_empty(&dep->started_list))
+		goto restart;
 }
 
 static bool dwc3_gadget_ep_should_continue(struct dwc3_ep *dep)
diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c
index a82b3de1a54b..6742271cd6e6 100644
--- a/drivers/usb/gadget/function/f_hid.c
+++ b/drivers/usb/gadget/function/f_hid.c
@@ -41,6 +41,7 @@ struct f_hidg {
 	unsigned char			bInterfaceSubClass;
 	unsigned char			bInterfaceProtocol;
 	unsigned char			protocol;
+	unsigned char			idle;
 	unsigned short			report_desc_length;
 	char				*report_desc;
 	unsigned short			report_length;
@@ -338,6 +339,11 @@ static ssize_t f_hidg_write(struct file *file, const char __user *buffer,
 
 	spin_lock_irqsave(&hidg->write_spinlock, flags);
 
+	if (!hidg->req) {
+		spin_unlock_irqrestore(&hidg->write_spinlock, flags);
+		return -ESHUTDOWN;
+	}
+
 #define WRITE_COND (!hidg->write_pending)
 try_again:
 	/* write queue */
@@ -358,8 +364,14 @@ static ssize_t f_hidg_write(struct file *file, const char __user *buffer,
 	count  = min_t(unsigned, count, hidg->report_length);
 
 	spin_unlock_irqrestore(&hidg->write_spinlock, flags);
-	status = copy_from_user(req->buf, buffer, count);
 
+	if (!req) {
+		ERROR(hidg->func.config->cdev, "hidg->req is NULL\n");
+		status = -ESHUTDOWN;
+		goto release_write_pending;
+	}
+
+	status = copy_from_user(req->buf, buffer, count);
 	if (status != 0) {
 		ERROR(hidg->func.config->cdev,
 			"copy_from_user error\n");
@@ -387,14 +399,17 @@ static ssize_t f_hidg_write(struct file *file, const char __user *buffer,
 
 	spin_unlock_irqrestore(&hidg->write_spinlock, flags);
 
+	if (!hidg->in_ep->enabled) {
+		ERROR(hidg->func.config->cdev, "in_ep is disabled\n");
+		status = -ESHUTDOWN;
+		goto release_write_pending;
+	}
+
 	status = usb_ep_queue(hidg->in_ep, req, GFP_ATOMIC);
-	if (status < 0) {
-		ERROR(hidg->func.config->cdev,
-			"usb_ep_queue error on int endpoint %zd\n", status);
+	if (status < 0)
 		goto release_write_pending;
-	} else {
+	else
 		status = count;
-	}
 
 	return status;
 release_write_pending:
@@ -523,6 +538,14 @@ static int hidg_setup(struct usb_function *f,
 		goto respond;
 		break;
 
+	case ((USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE) << 8
+		  | HID_REQ_GET_IDLE):
+		VDBG(cdev, "get_idle\n");
+		length = min_t(unsigned int, length, 1);
+		((u8 *) req->buf)[0] = hidg->idle;
+		goto respond;
+		break;
+
 	case ((USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE) << 8
 		  | HID_REQ_SET_REPORT):
 		VDBG(cdev, "set_report | wLength=%d\n", ctrl->wLength);
@@ -546,6 +569,14 @@ static int hidg_setup(struct usb_function *f,
 		goto stall;
 		break;
 
+	case ((USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE) << 8
+		  | HID_REQ_SET_IDLE):
+		VDBG(cdev, "set_idle\n");
+		length = 0;
+		hidg->idle = value >> 8;
+		goto respond;
+		break;
+
 	case ((USB_DIR_IN | USB_TYPE_STANDARD | USB_RECIP_INTERFACE) << 8
 		  | USB_REQ_GET_DESCRIPTOR):
 		switch (value >> 8) {
@@ -773,6 +804,7 @@ static int hidg_bind(struct usb_configuration *c, struct usb_function *f)
 	hidg_interface_desc.bInterfaceSubClass = hidg->bInterfaceSubClass;
 	hidg_interface_desc.bInterfaceProtocol = hidg->bInterfaceProtocol;
 	hidg->protocol = HID_REPORT_PROTOCOL;
+	hidg->idle = 1;
 	hidg_ss_in_ep_desc.wMaxPacketSize = cpu_to_le16(hidg->report_length);
 	hidg_ss_in_comp_desc.wBytesPerInterval =
 				cpu_to_le16(hidg->report_length);
diff --git a/drivers/usb/gadget/udc/max3420_udc.c b/drivers/usb/gadget/udc/max3420_udc.c
index 35179543c327..91c9e9057cff 100644
--- a/drivers/usb/gadget/udc/max3420_udc.c
+++ b/drivers/usb/gadget/udc/max3420_udc.c
@@ -1260,12 +1260,14 @@ static int max3420_probe(struct spi_device *spi)
 	err = devm_request_irq(&spi->dev, irq, max3420_irq_handler, 0,
 			       "max3420", udc);
 	if (err < 0)
-		return err;
+		goto del_gadget;
 
 	udc->thread_task = kthread_create(max3420_thread, udc,
 					  "max3420-thread");
-	if (IS_ERR(udc->thread_task))
-		return PTR_ERR(udc->thread_task);
+	if (IS_ERR(udc->thread_task)) {
+		err = PTR_ERR(udc->thread_task);
+		goto del_gadget;
+	}
 
 	irq = of_irq_get_byname(spi->dev.of_node, "vbus");
 	if (irq <= 0) { /* no vbus irq implies self-powered design */
@@ -1285,10 +1287,14 @@ static int max3420_probe(struct spi_device *spi)
 		err = devm_request_irq(&spi->dev, irq,
 				       max3420_vbus_handler, 0, "vbus", udc);
 		if (err < 0)
-			return err;
+			goto del_gadget;
 	}
 
 	return 0;
+
+del_gadget:
+	usb_del_gadget_udc(&udc->gadget);
+	return err;
 }
 
 static int max3420_remove(struct spi_device *spi)
diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
index 9bbd7ddd0003..a24aea3d2759 100644
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -611,8 +611,6 @@ ohci_hcd_at91_drv_suspend(struct device *dev)
 	if (ohci_at91->wakeup)
 		enable_irq_wake(hcd->irq);
 
-	ohci_at91_port_suspend(ohci_at91->sfr_regmap, 1);
-
 	ret = ohci_suspend(hcd, ohci_at91->wakeup);
 	if (ret) {
 		if (ohci_at91->wakeup)
@@ -632,7 +630,10 @@ ohci_hcd_at91_drv_suspend(struct device *dev)
 		/* flush the writes */
 		(void) ohci_readl (ohci, &ohci->regs->control);
 		msleep(1);
+		ohci_at91_port_suspend(ohci_at91->sfr_regmap, 1);
 		at91_stop_clock(ohci_at91);
+	} else {
+		ohci_at91_port_suspend(ohci_at91->sfr_regmap, 1);
 	}
 
 	return ret;
@@ -644,6 +645,8 @@ ohci_hcd_at91_drv_resume(struct device *dev)
 	struct usb_hcd	*hcd = dev_get_drvdata(dev);
 	struct ohci_at91_priv *ohci_at91 = hcd_to_ohci_at91_priv(hcd);
 
+	ohci_at91_port_suspend(ohci_at91->sfr_regmap, 0);
+
 	if (ohci_at91->wakeup)
 		disable_irq_wake(hcd->irq);
 	else
@@ -651,8 +654,6 @@ ohci_hcd_at91_drv_resume(struct device *dev)
 
 	ohci_resume(hcd, false);
 
-	ohci_at91_port_suspend(ohci_at91->sfr_regmap, 0);
-
 	return 0;
 }
 
diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c
index 2db917eab799..8a521b5ea769 100644
--- a/drivers/usb/serial/ch341.c
+++ b/drivers/usb/serial/ch341.c
@@ -851,6 +851,7 @@ static struct usb_serial_driver ch341_device = {
 		.owner	= THIS_MODULE,
 		.name	= "ch341-uart",
 	},
+	.bulk_in_size      = 512,
 	.id_table          = id_table,
 	.num_ports         = 1,
 	.open              = ch341_open,
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 4a1f3a95d017..33bbb3470ca3 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -219,6 +219,7 @@ static const struct usb_device_id id_table_combined[] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_MTXORB_6_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_R2000KU_TRUE_RNG) },
 	{ USB_DEVICE(FTDI_VID, FTDI_VARDAAN_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_AUTO_M3_OP_COM_V2_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0100_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0101_PID) },
 	{ USB_DEVICE(MTXORB_VID, MTXORB_FTDI_RANGE_0102_PID) },
diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h
index add602bebd82..755858ca20ba 100644
--- a/drivers/usb/serial/ftdi_sio_ids.h
+++ b/drivers/usb/serial/ftdi_sio_ids.h
@@ -159,6 +159,9 @@
 /* Vardaan Enterprises Serial Interface VEUSB422R3 */
 #define FTDI_VARDAAN_PID	0xF070
 
+/* Auto-M3 Ltd. - OP-COM USB V2 - OBD interface Adapter */
+#define FTDI_AUTO_M3_OP_COM_V2_PID	0x4f50
+
 /*
  * Xsens Technologies BV products (http://www.xsens.com).
  */
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 0fbe253dc570..039450069ca4 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -1203,6 +1203,8 @@ static const struct usb_device_id option_ids[] = {
 	  .driver_info = NCTRL(2) | RSVD(3) },
 	{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1055, 0xff),	/* Telit FN980 (PCIe) */
 	  .driver_info = NCTRL(0) | RSVD(1) },
+	{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1056, 0xff),	/* Telit FD980 */
+	  .driver_info = NCTRL(2) | RSVD(3) },
 	{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910),
 	  .driver_info = NCTRL(0) | RSVD(1) | RSVD(3) },
 	{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_ME910_DUAL_MODEM),
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 940050c31482..2ce9cbf49e97 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -418,24 +418,34 @@ static int pl2303_detect_type(struct usb_serial *serial)
 	bcdDevice = le16_to_cpu(desc->bcdDevice);
 	bcdUSB = le16_to_cpu(desc->bcdUSB);
 
-	switch (bcdDevice) {
-	case 0x100:
-		/*
-		 * Assume it's an HXN-type if the device doesn't support the old read
-		 * request value.
-		 */
-		if (bcdUSB == 0x200 && !pl2303_supports_hx_status(serial))
-			return TYPE_HXN;
+	switch (bcdUSB) {
+	case 0x110:
+		switch (bcdDevice) {
+		case 0x300:
+			return TYPE_HX;
+		case 0x400:
+			return TYPE_HXD;
+		default:
+			return TYPE_HX;
+		}
 		break;
-	case 0x300:
-		if (bcdUSB == 0x200)
+	case 0x200:
+		switch (bcdDevice) {
+		case 0x100:
+		case 0x305:
+			/*
+			 * Assume it's an HXN-type if the device doesn't
+			 * support the old read request value.
+			 */
+			if (!pl2303_supports_hx_status(serial))
+				return TYPE_HXN;
+			break;
+		case 0x300:
 			return TYPE_TA;
-
-		return TYPE_HX;
-	case 0x400:
-		return TYPE_HXD;
-	case 0x500:
-		return TYPE_TB;
+		case 0x500:
+			return TYPE_TB;
+		}
+		break;
 	}
 
 	dev_err(&serial->interface->dev,
diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
index 1b7f18d35df4..426e37a1e78c 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -5355,7 +5355,7 @@ EXPORT_SYMBOL_GPL(tcpm_pd_hard_reset);
 void tcpm_sink_frs(struct tcpm_port *port)
 {
 	spin_lock(&port->pd_event_lock);
-	port->pd_events = TCPM_FRS_EVENT;
+	port->pd_events |= TCPM_FRS_EVENT;
 	spin_unlock(&port->pd_event_lock);
 	kthread_queue_work(port->wq, &port->event_work);
 }
@@ -5364,7 +5364,7 @@ EXPORT_SYMBOL_GPL(tcpm_sink_frs);
 void tcpm_sourcing_vbus(struct tcpm_port *port)
 {
 	spin_lock(&port->pd_event_lock);
-	port->pd_events = TCPM_SOURCING_VBUS;
+	port->pd_events |= TCPM_SOURCING_VBUS;
 	spin_unlock(&port->pd_event_lock);
 	kthread_queue_work(port->wq, &port->event_work);
 }
diff --git a/drivers/virt/acrn/vm.c b/drivers/virt/acrn/vm.c
index 0d002a355a93..fbc9f1042000 100644
--- a/drivers/virt/acrn/vm.c
+++ b/drivers/virt/acrn/vm.c
@@ -64,6 +64,14 @@ int acrn_vm_destroy(struct acrn_vm *vm)
 	    test_and_set_bit(ACRN_VM_FLAG_DESTROYED, &vm->flags))
 		return 0;
 
+	ret = hcall_destroy_vm(vm->vmid);
+	if (ret < 0) {
+		dev_err(acrn_dev.this_device,
+			"Failed to destroy VM %u\n", vm->vmid);
+		clear_bit(ACRN_VM_FLAG_DESTROYED, &vm->flags);
+		return ret;
+	}
+
 	/* Remove from global VM list */
 	write_lock_bh(&acrn_vm_list_lock);
 	list_del_init(&vm->list);
@@ -78,14 +86,6 @@ int acrn_vm_destroy(struct acrn_vm *vm)
 		vm->monitor_page = NULL;
 	}
 
-	ret = hcall_destroy_vm(vm->vmid);
-	if (ret < 0) {
-		dev_err(acrn_dev.this_device,
-			"Failed to destroy VM %u\n", vm->vmid);
-		clear_bit(ACRN_VM_FLAG_DESTROYED, &vm->flags);
-		return ret;
-	}
-
 	acrn_vm_all_ram_unmap(vm);
 
 	dev_dbg(acrn_dev.this_device, "VM %u destroyed.\n", vm->vmid);
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 398c941e3897..f77156187a0a 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -3613,7 +3613,8 @@ static int smb3_simple_fallocate_write_range(unsigned int xid,
 					     char *buf)
 {
 	struct cifs_io_parms io_parms = {0};
-	int rc, nbytes;
+	int nbytes;
+	int rc = 0;
 	struct kvec iov[2];
 
 	io_parms.netfid = cfile->fid.netfid;
diff --git a/fs/ext4/mmp.c b/fs/ext4/mmp.c
index bc364c119af6..cebea4270817 100644
--- a/fs/ext4/mmp.c
+++ b/fs/ext4/mmp.c
@@ -138,7 +138,7 @@ static int kmmpd(void *data)
 	unsigned mmp_check_interval;
 	unsigned long last_update_time;
 	unsigned long diff;
-	int retval;
+	int retval = 0;
 
 	mmp_block = le64_to_cpu(es->s_mmp_block);
 	mmp = (struct mmp_struct *)(bh->b_data);
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index a4af26d4459a..18332550b446 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -2517,7 +2517,7 @@ static int ext4_dx_add_entry(handle_t *handle, struct ext4_filename *fname,
 				goto journal_error;
 			err = ext4_handle_dirty_dx_node(handle, dir,
 							frame->bh);
-			if (err)
+			if (restart || err)
 				goto journal_error;
 		} else {
 			struct dx_root *dxroot;
diff --git a/fs/io-wq.c b/fs/io-wq.c
index 9efecdf025b9..77026d42cb79 100644
--- a/fs/io-wq.c
+++ b/fs/io-wq.c
@@ -131,6 +131,7 @@ struct io_cb_cancel_data {
 };
 
 static void create_io_worker(struct io_wq *wq, struct io_wqe *wqe, int index);
+static void io_wqe_dec_running(struct io_worker *worker);
 
 static bool io_worker_get(struct io_worker *worker)
 {
@@ -169,26 +170,21 @@ static void io_worker_exit(struct io_worker *worker)
 {
 	struct io_wqe *wqe = worker->wqe;
 	struct io_wqe_acct *acct = io_wqe_get_acct(worker);
-	unsigned flags;
 
 	if (refcount_dec_and_test(&worker->ref))
 		complete(&worker->ref_done);
 	wait_for_completion(&worker->ref_done);
 
-	preempt_disable();
-	current->flags &= ~PF_IO_WORKER;
-	flags = worker->flags;
-	worker->flags = 0;
-	if (flags & IO_WORKER_F_RUNNING)
-		atomic_dec(&acct->nr_running);
-	worker->flags = 0;
-	preempt_enable();
-
 	raw_spin_lock_irq(&wqe->lock);
-	if (flags & IO_WORKER_F_FREE)
+	if (worker->flags & IO_WORKER_F_FREE)
 		hlist_nulls_del_rcu(&worker->nulls_node);
 	list_del_rcu(&worker->all_list);
 	acct->nr_workers--;
+	preempt_disable();
+	io_wqe_dec_running(worker);
+	worker->flags = 0;
+	current->flags &= ~PF_IO_WORKER;
+	preempt_enable();
 	raw_spin_unlock_irq(&wqe->lock);
 
 	kfree_rcu(worker, rcu);
@@ -215,15 +211,19 @@ static bool io_wqe_activate_free_worker(struct io_wqe *wqe)
 	struct hlist_nulls_node *n;
 	struct io_worker *worker;
 
-	n = rcu_dereference(hlist_nulls_first_rcu(&wqe->free_list));
-	if (is_a_nulls(n))
-		return false;
-
-	worker = hlist_nulls_entry(n, struct io_worker, nulls_node);
-	if (io_worker_get(worker)) {
-		wake_up_process(worker->task);
+	/*
+	 * Iterate free_list and see if we can find an idle worker to
+	 * activate. If a given worker is on the free_list but in the process
+	 * of exiting, keep trying.
+	 */
+	hlist_nulls_for_each_entry_rcu(worker, n, &wqe->free_list, nulls_node) {
+		if (!io_worker_get(worker))
+			continue;
+		if (wake_up_process(worker->task)) {
+			io_worker_release(worker);
+			return true;
+		}
 		io_worker_release(worker);
-		return true;
 	}
 
 	return false;
@@ -248,10 +248,19 @@ static void io_wqe_wake_worker(struct io_wqe *wqe, struct io_wqe_acct *acct)
 	ret = io_wqe_activate_free_worker(wqe);
 	rcu_read_unlock();
 
-	if (!ret && acct->nr_workers < acct->max_workers) {
-		atomic_inc(&acct->nr_running);
-		atomic_inc(&wqe->wq->worker_refs);
-		create_io_worker(wqe->wq, wqe, acct->index);
+	if (!ret) {
+		bool do_create = false;
+
+		raw_spin_lock_irq(&wqe->lock);
+		if (acct->nr_workers < acct->max_workers) {
+			atomic_inc(&acct->nr_running);
+			atomic_inc(&wqe->wq->worker_refs);
+			acct->nr_workers++;
+			do_create = true;
+		}
+		raw_spin_unlock_irq(&wqe->lock);
+		if (do_create)
+			create_io_worker(wqe->wq, wqe, acct->index);
 	}
 }
 
@@ -272,9 +281,17 @@ static void create_worker_cb(struct callback_head *cb)
 {
 	struct create_worker_data *cwd;
 	struct io_wq *wq;
+	struct io_wqe *wqe;
+	struct io_wqe_acct *acct;
 
 	cwd = container_of(cb, struct create_worker_data, work);
-	wq = cwd->wqe->wq;
+	wqe = cwd->wqe;
+	wq = wqe->wq;
+	acct = &wqe->acct[cwd->index];
+	raw_spin_lock_irq(&wqe->lock);
+	if (acct->nr_workers < acct->max_workers)
+		acct->nr_workers++;
+	raw_spin_unlock_irq(&wqe->lock);
 	create_io_worker(wq, cwd->wqe, cwd->index);
 	kfree(cwd);
 }
@@ -640,6 +657,9 @@ static void create_io_worker(struct io_wq *wq, struct io_wqe *wqe, int index)
 		kfree(worker);
 fail:
 		atomic_dec(&acct->nr_running);
+		raw_spin_lock_irq(&wqe->lock);
+		acct->nr_workers--;
+		raw_spin_unlock_irq(&wqe->lock);
 		io_worker_ref_put(wq);
 		return;
 	}
@@ -655,9 +675,8 @@ static void create_io_worker(struct io_wq *wq, struct io_wqe *wqe, int index)
 	worker->flags |= IO_WORKER_F_FREE;
 	if (index == IO_WQ_ACCT_BOUND)
 		worker->flags |= IO_WORKER_F_BOUND;
-	if (!acct->nr_workers && (worker->flags & IO_WORKER_F_BOUND))
+	if ((acct->nr_workers == 1) && (worker->flags & IO_WORKER_F_BOUND))
 		worker->flags |= IO_WORKER_F_FIXED;
-	acct->nr_workers++;
 	raw_spin_unlock_irq(&wqe->lock);
 	wake_up_new_task(tsk);
 }
diff --git a/fs/pipe.c b/fs/pipe.c
index 9ef4231cce61..8e6ef62aeb1c 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -31,6 +31,21 @@
 
 #include "internal.h"
 
+/*
+ * New pipe buffers will be restricted to this size while the user is exceeding
+ * their pipe buffer quota. The general pipe use case needs at least two
+ * buffers: one for data yet to be read, and one for new data. If this is less
+ * than two, then a write to a non-empty pipe may block even if the pipe is not
+ * full. This can occur with GNU make jobserver or similar uses of pipes as
+ * semaphores: multiple processes may be waiting to write tokens back to the
+ * pipe before reading tokens: https://lore.kernel.org/lkml/1628086770.5rn8p04n6j.none@localhost/.
+ *
+ * Users can reduce their pipe buffers with F_SETPIPE_SZ below this at their
+ * own risk, namely: pipe writes to non-full pipes may block until the pipe is
+ * emptied.
+ */
+#define PIPE_MIN_DEF_BUFFERS 2
+
 /*
  * The max size that a non-root user is allowed to grow the pipe. Can
  * be set by root in /proc/sys/fs/pipe-max-size
@@ -781,8 +796,8 @@ struct pipe_inode_info *alloc_pipe_info(void)
 	user_bufs = account_pipe_buffers(user, 0, pipe_bufs);
 
 	if (too_many_pipe_buffers_soft(user_bufs) && pipe_is_unprivileged_user()) {
-		user_bufs = account_pipe_buffers(user, pipe_bufs, 1);
-		pipe_bufs = 1;
+		user_bufs = account_pipe_buffers(user, pipe_bufs, PIPE_MIN_DEF_BUFFERS);
+		pipe_bufs = PIPE_MIN_DEF_BUFFERS;
 	}
 
 	if (too_many_pipe_buffers_hard(user_bufs) && pipe_is_unprivileged_user())
diff --git a/fs/reiserfs/stree.c b/fs/reiserfs/stree.c
index 476a7ff49482..ef42729216d1 100644
--- a/fs/reiserfs/stree.c
+++ b/fs/reiserfs/stree.c
@@ -387,6 +387,24 @@ void pathrelse(struct treepath *search_path)
 	search_path->path_length = ILLEGAL_PATH_ELEMENT_OFFSET;
 }
 
+static int has_valid_deh_location(struct buffer_head *bh, struct item_head *ih)
+{
+	struct reiserfs_de_head *deh;
+	int i;
+
+	deh = B_I_DEH(bh, ih);
+	for (i = 0; i < ih_entry_count(ih); i++) {
+		if (deh_location(&deh[i]) > ih_item_len(ih)) {
+			reiserfs_warning(NULL, "reiserfs-5094",
+					 "directory entry location seems wrong %h",
+					 &deh[i]);
+			return 0;
+		}
+	}
+
+	return 1;
+}
+
 static int is_leaf(char *buf, int blocksize, struct buffer_head *bh)
 {
 	struct block_head *blkh;
@@ -454,11 +472,14 @@ static int is_leaf(char *buf, int blocksize, struct buffer_head *bh)
 					 "(second one): %h", ih);
 			return 0;
 		}
-		if (is_direntry_le_ih(ih) && (ih_item_len(ih) < (ih_entry_count(ih) * IH_SIZE))) {
-			reiserfs_warning(NULL, "reiserfs-5093",
-					 "item entry count seems wrong %h",
-					 ih);
-			return 0;
+		if (is_direntry_le_ih(ih)) {
+			if (ih_item_len(ih) < (ih_entry_count(ih) * IH_SIZE)) {
+				reiserfs_warning(NULL, "reiserfs-5093",
+						 "item entry count seems wrong %h",
+						 ih);
+				return 0;
+			}
+			return has_valid_deh_location(bh, ih);
 		}
 		prev_location = ih_location(ih);
 	}
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index 3ffafc73acf0..58481f8d63d5 100644
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -2082,6 +2082,14 @@ static int reiserfs_fill_super(struct super_block *s, void *data, int silent)
 		unlock_new_inode(root_inode);
 	}
 
+	if (!S_ISDIR(root_inode->i_mode) || !inode_get_bytes(root_inode) ||
+	    !root_inode->i_size) {
+		SWARN(silent, s, "", "corrupt root inode, run fsck");
+		iput(root_inode);
+		errval = -EUCLEAN;
+		goto error;
+	}
+
 	s->s_root = d_make_root(root_inode);
 	if (!s->s_root)
 		goto error;
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index d7ed00f1594e..a11067cebdab 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -517,6 +517,25 @@ static inline void uart_unlock_and_check_sysrq(struct uart_port *port)
 	if (sysrq_ch)
 		handle_sysrq(sysrq_ch);
 }
+
+static inline void uart_unlock_and_check_sysrq_irqrestore(struct uart_port *port,
+		unsigned long flags)
+{
+	int sysrq_ch;
+
+	if (!port->has_sysrq) {
+		spin_unlock_irqrestore(&port->lock, flags);
+		return;
+	}
+
+	sysrq_ch = port->sysrq_ch;
+	port->sysrq_ch = 0;
+
+	spin_unlock_irqrestore(&port->lock, flags);
+
+	if (sysrq_ch)
+		handle_sysrq(sysrq_ch);
+}
 #else	/* CONFIG_MAGIC_SYSRQ_SERIAL */
 static inline int uart_handle_sysrq_char(struct uart_port *port, unsigned int ch)
 {
@@ -530,6 +549,11 @@ static inline void uart_unlock_and_check_sysrq(struct uart_port *port)
 {
 	spin_unlock(&port->lock);
 }
+static inline void uart_unlock_and_check_sysrq_irqrestore(struct uart_port *port,
+		unsigned long flags)
+{
+	spin_unlock_irqrestore(&port->lock, flags);
+}
 #endif	/* CONFIG_MAGIC_SYSRQ_SERIAL */
 
 /*
diff --git a/include/linux/tee_drv.h b/include/linux/tee_drv.h
index 54269e47ac9a..3ebfea0781f1 100644
--- a/include/linux/tee_drv.h
+++ b/include/linux/tee_drv.h
@@ -27,6 +27,7 @@
 #define TEE_SHM_USER_MAPPED	BIT(4)  /* Memory mapped in user space */
 #define TEE_SHM_POOL		BIT(5)  /* Memory allocated from pool */
 #define TEE_SHM_KERNEL_MAPPED	BIT(6)  /* Memory mapped in kernel space */
+#define TEE_SHM_PRIV		BIT(7)  /* Memory private to TEE driver */
 
 struct device;
 struct tee_device;
@@ -332,6 +333,7 @@ void *tee_get_drvdata(struct tee_device *teedev);
  * @returns a pointer to 'struct tee_shm'
  */
 struct tee_shm *tee_shm_alloc(struct tee_context *ctx, size_t size, u32 flags);
+struct tee_shm *tee_shm_alloc_kernel_buf(struct tee_context *ctx, size_t size);
 
 /**
  * tee_shm_register() - Register shared memory buffer
diff --git a/include/linux/usb/otg-fsm.h b/include/linux/usb/otg-fsm.h
index e78eb577d0fa..8ef7d148c149 100644
--- a/include/linux/usb/otg-fsm.h
+++ b/include/linux/usb/otg-fsm.h
@@ -196,6 +196,7 @@ struct otg_fsm {
 	struct mutex lock;
 	u8 *host_req_flag;
 	struct delayed_work hnp_polling_work;
+	bool hnp_work_inited;
 	bool state_changed;
 };
 
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 89c8406dddb4..34a92d5ed12b 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -1229,6 +1229,7 @@ struct hci_dev *hci_alloc_dev(void);
 void hci_free_dev(struct hci_dev *hdev);
 int hci_register_dev(struct hci_dev *hdev);
 void hci_unregister_dev(struct hci_dev *hdev);
+void hci_cleanup_dev(struct hci_dev *hdev);
 int hci_suspend_dev(struct hci_dev *hdev);
 int hci_resume_dev(struct hci_dev *hdev);
 int hci_reset_dev(struct hci_dev *hdev);
diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h
index 625a38ccb5d9..0bf09a9bca4e 100644
--- a/include/net/ip6_route.h
+++ b/include/net/ip6_route.h
@@ -265,7 +265,7 @@ int ip6_fragment(struct net *net, struct sock *sk, struct sk_buff *skb,
 
 static inline unsigned int ip6_skb_dst_mtu(struct sk_buff *skb)
 {
-	int mtu;
+	unsigned int mtu;
 
 	struct ipv6_pinfo *np = skb->sk && !dev_recursion_level() ?
 				inet6_sk(skb->sk) : NULL;
diff --git a/include/net/netns/xfrm.h b/include/net/netns/xfrm.h
index e816b6a3ef2b..9b376b87bd54 100644
--- a/include/net/netns/xfrm.h
+++ b/include/net/netns/xfrm.h
@@ -74,6 +74,7 @@ struct netns_xfrm {
 #endif
 	spinlock_t		xfrm_state_lock;
 	seqcount_spinlock_t	xfrm_state_hash_generation;
+	seqcount_spinlock_t	xfrm_policy_hash_generation;
 
 	spinlock_t xfrm_policy_lock;
 	struct mutex xfrm_cfg_mutex;
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 9ebac2a79467..49a5678750fb 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -12159,10 +12159,33 @@ SYSCALL_DEFINE5(perf_event_open,
 	}
 
 	if (task) {
+		unsigned int ptrace_mode = PTRACE_MODE_READ_REALCREDS;
+		bool is_capable;
+
 		err = down_read_interruptible(&task->signal->exec_update_lock);
 		if (err)
 			goto err_file;
 
+		is_capable = perfmon_capable();
+		if (attr.sigtrap) {
+			/*
+			 * perf_event_attr::sigtrap sends signals to the other
+			 * task. Require the current task to also have
+			 * CAP_KILL.
+			 */
+			rcu_read_lock();
+			is_capable &= ns_capable(__task_cred(task)->user_ns, CAP_KILL);
+			rcu_read_unlock();
+
+			/*
+			 * If the required capabilities aren't available, checks
+			 * for ptrace permissions: upgrade to ATTACH, since
+			 * sending signals can effectively change the target
+			 * task.
+			 */
+			ptrace_mode = PTRACE_MODE_ATTACH_REALCREDS;
+		}
+
 		/*
 		 * Preserve ptrace permission check for backwards compatibility.
 		 *
@@ -12172,7 +12195,7 @@ SYSCALL_DEFINE5(perf_event_open,
 		 * perf_event_exit_task() that could imply).
 		 */
 		err = -EACCES;
-		if (!perfmon_capable() && !ptrace_may_access(task, PTRACE_MODE_READ_REALCREDS))
+		if (!is_capable && !ptrace_may_access(task, ptrace_mode))
 			goto err_cred;
 	}
 
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index e5858999b54d..15b4d2fb6be3 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -1632,12 +1632,18 @@ void deactivate_task(struct rq *rq, struct task_struct *p, int flags)
 	dequeue_task(rq, p, flags);
 }
 
-/*
- * __normal_prio - return the priority that is based on the static prio
- */
-static inline int __normal_prio(struct task_struct *p)
+static inline int __normal_prio(int policy, int rt_prio, int nice)
 {
-	return p->static_prio;
+	int prio;
+
+	if (dl_policy(policy))
+		prio = MAX_DL_PRIO - 1;
+	else if (rt_policy(policy))
+		prio = MAX_RT_PRIO - 1 - rt_prio;
+	else
+		prio = NICE_TO_PRIO(nice);
+
+	return prio;
 }
 
 /*
@@ -1649,15 +1655,7 @@ static inline int __normal_prio(struct task_struct *p)
  */
 static inline int normal_prio(struct task_struct *p)
 {
-	int prio;
-
-	if (task_has_dl_policy(p))
-		prio = MAX_DL_PRIO-1;
-	else if (task_has_rt_policy(p))
-		prio = MAX_RT_PRIO-1 - p->rt_priority;
-	else
-		prio = __normal_prio(p);
-	return prio;
+	return __normal_prio(p->policy, p->rt_priority, PRIO_TO_NICE(p->static_prio));
 }
 
 /*
@@ -3759,7 +3757,7 @@ int sched_fork(unsigned long clone_flags, struct task_struct *p)
 		} else if (PRIO_TO_NICE(p->static_prio) < 0)
 			p->static_prio = NICE_TO_PRIO(0);
 
-		p->prio = p->normal_prio = __normal_prio(p);
+		p->prio = p->normal_prio = p->static_prio;
 		set_load_weight(p, false);
 
 		/*
@@ -5552,6 +5550,18 @@ int default_wake_function(wait_queue_entry_t *curr, unsigned mode, int wake_flag
 }
 EXPORT_SYMBOL(default_wake_function);
 
+static void __setscheduler_prio(struct task_struct *p, int prio)
+{
+	if (dl_prio(prio))
+		p->sched_class = &dl_sched_class;
+	else if (rt_prio(prio))
+		p->sched_class = &rt_sched_class;
+	else
+		p->sched_class = &fair_sched_class;
+
+	p->prio = prio;
+}
+
 #ifdef CONFIG_RT_MUTEXES
 
 static inline int __rt_effective_prio(struct task_struct *pi_task, int prio)
@@ -5667,22 +5677,19 @@ void rt_mutex_setprio(struct task_struct *p, struct task_struct *pi_task)
 		} else {
 			p->dl.pi_se = &p->dl;
 		}
-		p->sched_class = &dl_sched_class;
 	} else if (rt_prio(prio)) {
 		if (dl_prio(oldprio))
 			p->dl.pi_se = &p->dl;
 		if (oldprio < prio)
 			queue_flag |= ENQUEUE_HEAD;
-		p->sched_class = &rt_sched_class;
 	} else {
 		if (dl_prio(oldprio))
 			p->dl.pi_se = &p->dl;
 		if (rt_prio(oldprio))
 			p->rt.timeout = 0;
-		p->sched_class = &fair_sched_class;
 	}
 
-	p->prio = prio;
+	__setscheduler_prio(p, prio);
 
 	if (queued)
 		enqueue_task(rq, p, queue_flag);
@@ -6035,35 +6042,6 @@ static void __setscheduler_params(struct task_struct *p,
 	set_load_weight(p, true);
 }
 
-/* Actually do priority change: must hold pi & rq lock. */
-static void __setscheduler(struct rq *rq, struct task_struct *p,
-			   const struct sched_attr *attr, bool keep_boost)
-{
-	/*
-	 * If params can't change scheduling class changes aren't allowed
-	 * either.
-	 */
-	if (attr->sched_flags & SCHED_FLAG_KEEP_PARAMS)
-		return;
-
-	__setscheduler_params(p, attr);
-
-	/*
-	 * Keep a potential priority boosting if called from
-	 * sched_setscheduler().
-	 */
-	p->prio = normal_prio(p);
-	if (keep_boost)
-		p->prio = rt_effective_prio(p, p->prio);
-
-	if (dl_prio(p->prio))
-		p->sched_class = &dl_sched_class;
-	else if (rt_prio(p->prio))
-		p->sched_class = &rt_sched_class;
-	else
-		p->sched_class = &fair_sched_class;
-}
-
 /*
  * Check the target process has a UID that matches the current process's:
  */
@@ -6084,10 +6062,8 @@ static int __sched_setscheduler(struct task_struct *p,
 				const struct sched_attr *attr,
 				bool user, bool pi)
 {
-	int newprio = dl_policy(attr->sched_policy) ? MAX_DL_PRIO - 1 :
-		      MAX_RT_PRIO - 1 - attr->sched_priority;
-	int retval, oldprio, oldpolicy = -1, queued, running;
-	int new_effective_prio, policy = attr->sched_policy;
+	int oldpolicy = -1, policy = attr->sched_policy;
+	int retval, oldprio, newprio, queued, running;
 	const struct sched_class *prev_class;
 	struct callback_head *head;
 	struct rq_flags rf;
@@ -6285,6 +6261,7 @@ static int __sched_setscheduler(struct task_struct *p,
 	p->sched_reset_on_fork = reset_on_fork;
 	oldprio = p->prio;
 
+	newprio = __normal_prio(policy, attr->sched_priority, attr->sched_nice);
 	if (pi) {
 		/*
 		 * Take priority boosted tasks into account. If the new
@@ -6293,8 +6270,8 @@ static int __sched_setscheduler(struct task_struct *p,
 		 * the runqueue. This will be done when the task deboost
 		 * itself.
 		 */
-		new_effective_prio = rt_effective_prio(p, newprio);
-		if (new_effective_prio == oldprio)
+		newprio = rt_effective_prio(p, newprio);
+		if (newprio == oldprio)
 			queue_flags &= ~DEQUEUE_MOVE;
 	}
 
@@ -6307,7 +6284,10 @@ static int __sched_setscheduler(struct task_struct *p,
 
 	prev_class = p->sched_class;
 
-	__setscheduler(rq, p, attr, pi);
+	if (!(attr->sched_flags & SCHED_FLAG_KEEP_PARAMS)) {
+		__setscheduler_params(p, attr);
+		__setscheduler_prio(p, newprio);
+	}
 	__setscheduler_uclamp(p, attr);
 
 	if (queued) {
diff --git a/kernel/time/timer.c b/kernel/time/timer.c
index 99b97ccefdbd..2870a7a51638 100644
--- a/kernel/time/timer.c
+++ b/kernel/time/timer.c
@@ -1279,8 +1279,10 @@ static inline void timer_base_unlock_expiry(struct timer_base *base)
 static void timer_sync_wait_running(struct timer_base *base)
 {
 	if (atomic_read(&base->timer_waiters)) {
+		raw_spin_unlock_irq(&base->lock);
 		spin_unlock(&base->expiry_lock);
 		spin_lock(&base->expiry_lock);
+		raw_spin_lock_irq(&base->lock);
 	}
 }
 
@@ -1471,14 +1473,14 @@ static void expire_timers(struct timer_base *base, struct hlist_head *head)
 		if (timer->flags & TIMER_IRQSAFE) {
 			raw_spin_unlock(&base->lock);
 			call_timer_fn(timer, fn, baseclk);
-			base->running_timer = NULL;
 			raw_spin_lock(&base->lock);
+			base->running_timer = NULL;
 		} else {
 			raw_spin_unlock_irq(&base->lock);
 			call_timer_fn(timer, fn, baseclk);
+			raw_spin_lock_irq(&base->lock);
 			base->running_timer = NULL;
 			timer_sync_wait_running(base);
-			raw_spin_lock_irq(&base->lock);
 		}
 	}
 }
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 20196380fc54..018067e379f2 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -9006,8 +9006,10 @@ static int trace_array_create_dir(struct trace_array *tr)
 		return -EINVAL;
 
 	ret = event_trace_add_tracer(tr->dir, tr);
-	if (ret)
+	if (ret) {
 		tracefs_remove(tr->dir);
+		return ret;
+	}
 
 	init_tracer_tracefs(tr, tr->dir);
 	__update_tracer_options(tr);
diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c
index 023777a4a04d..c59793ffd59c 100644
--- a/kernel/trace/trace_events_hist.c
+++ b/kernel/trace/trace_events_hist.c
@@ -65,7 +65,8 @@
 	C(INVALID_SORT_MODIFIER,"Invalid sort modifier"),		\
 	C(EMPTY_SORT_FIELD,	"Empty sort field"),			\
 	C(TOO_MANY_SORT_FIELDS,	"Too many sort fields (Max = 2)"),	\
-	C(INVALID_SORT_FIELD,	"Sort field must be a key or a val"),
+	C(INVALID_SORT_FIELD,	"Sort field must be a key or a val"),	\
+	C(INVALID_STR_OPERAND,	"String type can not be an operand in expression"),
 
 #undef C
 #define C(a, b)		HIST_ERR_##a
@@ -2156,6 +2157,13 @@ static struct hist_field *parse_unary(struct hist_trigger_data *hist_data,
 		ret = PTR_ERR(operand1);
 		goto free;
 	}
+	if (operand1->flags & HIST_FIELD_FL_STRING) {
+		/* String type can not be the operand of unary operator. */
+		hist_err(file->tr, HIST_ERR_INVALID_STR_OPERAND, errpos(str));
+		destroy_hist_field(operand1, 0);
+		ret = -EINVAL;
+		goto free;
+	}
 
 	expr->flags |= operand1->flags &
 		(HIST_FIELD_FL_TIMESTAMP | HIST_FIELD_FL_TIMESTAMP_USECS);
@@ -2257,6 +2265,11 @@ static struct hist_field *parse_expr(struct hist_trigger_data *hist_data,
 		operand1 = NULL;
 		goto free;
 	}
+	if (operand1->flags & HIST_FIELD_FL_STRING) {
+		hist_err(file->tr, HIST_ERR_INVALID_STR_OPERAND, errpos(operand1_str));
+		ret = -EINVAL;
+		goto free;
+	}
 
 	/* rest of string could be another expression e.g. b+c in a+b+c */
 	operand_flags = 0;
@@ -2266,6 +2279,11 @@ static struct hist_field *parse_expr(struct hist_trigger_data *hist_data,
 		operand2 = NULL;
 		goto free;
 	}
+	if (operand2->flags & HIST_FIELD_FL_STRING) {
+		hist_err(file->tr, HIST_ERR_INVALID_STR_OPERAND, errpos(str));
+		ret = -EINVAL;
+		goto free;
+	}
 
 	ret = check_expr_operands(file->tr, operand1, operand2);
 	if (ret)
@@ -2287,6 +2305,10 @@ static struct hist_field *parse_expr(struct hist_trigger_data *hist_data,
 
 	expr->operands[0] = operand1;
 	expr->operands[1] = operand2;
+
+	/* The operand sizes should be the same, so just pick one */
+	expr->size = operand1->size;
+
 	expr->operator = field_op;
 	expr->name = expr_str(expr, 0);
 	expr->type = kstrdup(operand1->type, GFP_KERNEL);
diff --git a/kernel/tracepoint.c b/kernel/tracepoint.c
index fc32821f8240..efd14c79fab4 100644
--- a/kernel/tracepoint.c
+++ b/kernel/tracepoint.c
@@ -15,12 +15,57 @@
 #include <linux/sched/task.h>
 #include <linux/static_key.h>
 
+enum tp_func_state {
+	TP_FUNC_0,
+	TP_FUNC_1,
+	TP_FUNC_2,
+	TP_FUNC_N,
+};
+
 extern tracepoint_ptr_t __start___tracepoints_ptrs[];
 extern tracepoint_ptr_t __stop___tracepoints_ptrs[];
 
 DEFINE_SRCU(tracepoint_srcu);
 EXPORT_SYMBOL_GPL(tracepoint_srcu);
 
+enum tp_transition_sync {
+	TP_TRANSITION_SYNC_1_0_1,
+	TP_TRANSITION_SYNC_N_2_1,
+
+	_NR_TP_TRANSITION_SYNC,
+};
+
+struct tp_transition_snapshot {
+	unsigned long rcu;
+	unsigned long srcu;
+	bool ongoing;
+};
+
+/* Protected by tracepoints_mutex */
+static struct tp_transition_snapshot tp_transition_snapshot[_NR_TP_TRANSITION_SYNC];
+
+static void tp_rcu_get_state(enum tp_transition_sync sync)
+{
+	struct tp_transition_snapshot *snapshot = &tp_transition_snapshot[sync];
+
+	/* Keep the latest get_state snapshot. */
+	snapshot->rcu = get_state_synchronize_rcu();
+	snapshot->srcu = start_poll_synchronize_srcu(&tracepoint_srcu);
+	snapshot->ongoing = true;
+}
+
+static void tp_rcu_cond_sync(enum tp_transition_sync sync)
+{
+	struct tp_transition_snapshot *snapshot = &tp_transition_snapshot[sync];
+
+	if (!snapshot->ongoing)
+		return;
+	cond_synchronize_rcu(snapshot->rcu);
+	if (!poll_state_synchronize_srcu(&tracepoint_srcu, snapshot->srcu))
+		synchronize_srcu(&tracepoint_srcu);
+	snapshot->ongoing = false;
+}
+
 /* Set to 1 to enable tracepoint debug output */
 static const int tracepoint_debug;
 
@@ -246,26 +291,29 @@ static void *func_remove(struct tracepoint_func **funcs,
 	return old;
 }
 
-static void tracepoint_update_call(struct tracepoint *tp, struct tracepoint_func *tp_funcs, bool sync)
+/*
+ * Count the number of functions (enum tp_func_state) in a tp_funcs array.
+ */
+static enum tp_func_state nr_func_state(const struct tracepoint_func *tp_funcs)
+{
+	if (!tp_funcs)
+		return TP_FUNC_0;
+	if (!tp_funcs[1].func)
+		return TP_FUNC_1;
+	if (!tp_funcs[2].func)
+		return TP_FUNC_2;
+	return TP_FUNC_N;	/* 3 or more */
+}
+
+static void tracepoint_update_call(struct tracepoint *tp, struct tracepoint_func *tp_funcs)
 {
 	void *func = tp->iterator;
 
 	/* Synthetic events do not have static call sites */
 	if (!tp->static_call_key)
 		return;
-
-	if (!tp_funcs[1].func) {
+	if (nr_func_state(tp_funcs) == TP_FUNC_1)
 		func = tp_funcs[0].func;
-		/*
-		 * If going from the iterator back to a single caller,
-		 * we need to synchronize with __DO_TRACE to make sure
-		 * that the data passed to the callback is the one that
-		 * belongs to that callback.
-		 */
-		if (sync)
-			tracepoint_synchronize_unregister();
-	}
-
 	__static_call_update(tp->static_call_key, tp->static_call_tramp, func);
 }
 
@@ -299,9 +347,41 @@ static int tracepoint_add_func(struct tracepoint *tp,
 	 * a pointer to it.  This array is referenced by __DO_TRACE from
 	 * include/linux/tracepoint.h using rcu_dereference_sched().
 	 */
-	tracepoint_update_call(tp, tp_funcs, false);
-	rcu_assign_pointer(tp->funcs, tp_funcs);
-	static_key_enable(&tp->key);
+	switch (nr_func_state(tp_funcs)) {
+	case TP_FUNC_1:		/* 0->1 */
+		/*
+		 * Make sure new static func never uses old data after a
+		 * 1->0->1 transition sequence.
+		 */
+		tp_rcu_cond_sync(TP_TRANSITION_SYNC_1_0_1);
+		/* Set static call to first function */
+		tracepoint_update_call(tp, tp_funcs);
+		/* Both iterator and static call handle NULL tp->funcs */
+		rcu_assign_pointer(tp->funcs, tp_funcs);
+		static_key_enable(&tp->key);
+		break;
+	case TP_FUNC_2:		/* 1->2 */
+		/* Set iterator static call */
+		tracepoint_update_call(tp, tp_funcs);
+		/*
+		 * Iterator callback installed before updating tp->funcs.
+		 * Requires ordering between RCU assign/dereference and
+		 * static call update/call.
+		 */
+		fallthrough;
+	case TP_FUNC_N:		/* N->N+1 (N>1) */
+		rcu_assign_pointer(tp->funcs, tp_funcs);
+		/*
+		 * Make sure static func never uses incorrect data after a
+		 * N->...->2->1 (N>1) transition sequence.
+		 */
+		if (tp_funcs[0].data != old[0].data)
+			tp_rcu_get_state(TP_TRANSITION_SYNC_N_2_1);
+		break;
+	default:
+		WARN_ON_ONCE(1);
+		break;
+	}
 
 	release_probes(old);
 	return 0;
@@ -328,17 +408,52 @@ static int tracepoint_remove_func(struct tracepoint *tp,
 		/* Failed allocating new tp_funcs, replaced func with stub */
 		return 0;
 
-	if (!tp_funcs) {
+	switch (nr_func_state(tp_funcs)) {
+	case TP_FUNC_0:		/* 1->0 */
 		/* Removed last function */
 		if (tp->unregfunc && static_key_enabled(&tp->key))
 			tp->unregfunc();
 
 		static_key_disable(&tp->key);
+		/* Set iterator static call */
+		tracepoint_update_call(tp, tp_funcs);
+		/* Both iterator and static call handle NULL tp->funcs */
+		rcu_assign_pointer(tp->funcs, NULL);
+		/*
+		 * Make sure new static func never uses old data after a
+		 * 1->0->1 transition sequence.
+		 */
+		tp_rcu_get_state(TP_TRANSITION_SYNC_1_0_1);
+		break;
+	case TP_FUNC_1:		/* 2->1 */
 		rcu_assign_pointer(tp->funcs, tp_funcs);
-	} else {
+		/*
+		 * Make sure static func never uses incorrect data after a
+		 * N->...->2->1 (N>2) transition sequence. If the first
+		 * element's data has changed, then force the synchronization
+		 * to prevent current readers that have loaded the old data
+		 * from calling the new function.
+		 */
+		if (tp_funcs[0].data != old[0].data)
+			tp_rcu_get_state(TP_TRANSITION_SYNC_N_2_1);
+		tp_rcu_cond_sync(TP_TRANSITION_SYNC_N_2_1);
+		/* Set static call to first function */
+		tracepoint_update_call(tp, tp_funcs);
+		break;
+	case TP_FUNC_2:		/* N->N-1 (N>2) */
+		fallthrough;
+	case TP_FUNC_N:
 		rcu_assign_pointer(tp->funcs, tp_funcs);
-		tracepoint_update_call(tp, tp_funcs,
-				       tp_funcs[0].func != old[0].func);
+		/*
+		 * Make sure static func never uses incorrect data after a
+		 * N->...->2->1 (N>2) transition sequence.
+		 */
+		if (tp_funcs[0].data != old[0].data)
+			tp_rcu_get_state(TP_TRANSITION_SYNC_N_2_1);
+		break;
+	default:
+		WARN_ON_ONCE(1);
+		break;
 	}
 	release_probes(old);
 	return 0;
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 7d71d104fdfd..ee59d1c7f1f6 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -3976,14 +3976,10 @@ EXPORT_SYMBOL(hci_register_dev);
 /* Unregister HCI device */
 void hci_unregister_dev(struct hci_dev *hdev)
 {
-	int id;
-
 	BT_DBG("%p name %s bus %d", hdev, hdev->name, hdev->bus);
 
 	hci_dev_set_flag(hdev, HCI_UNREGISTER);
 
-	id = hdev->id;
-
 	write_lock(&hci_dev_list_lock);
 	list_del(&hdev->list);
 	write_unlock(&hci_dev_list_lock);
@@ -4018,7 +4014,14 @@ void hci_unregister_dev(struct hci_dev *hdev)
 	}
 
 	device_del(&hdev->dev);
+	/* Actual cleanup is deferred until hci_cleanup_dev(). */
+	hci_dev_put(hdev);
+}
+EXPORT_SYMBOL(hci_unregister_dev);
 
+/* Cleanup HCI device */
+void hci_cleanup_dev(struct hci_dev *hdev)
+{
 	debugfs_remove_recursive(hdev->debugfs);
 	kfree_const(hdev->hw_info);
 	kfree_const(hdev->fw_info);
@@ -4043,11 +4046,8 @@ void hci_unregister_dev(struct hci_dev *hdev)
 	hci_blocked_keys_clear(hdev);
 	hci_dev_unlock(hdev);
 
-	hci_dev_put(hdev);
-
-	ida_simple_remove(&hci_index_ida, id);
+	ida_simple_remove(&hci_index_ida, hdev->id);
 }
-EXPORT_SYMBOL(hci_unregister_dev);
 
 /* Suspend HCI device */
 int hci_suspend_dev(struct hci_dev *hdev)
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index eed0dd066e12..53f85d7c5f9e 100644
--- a/net/bluetooth/hci_sock.c
+++ b/net/bluetooth/hci_sock.c
@@ -59,6 +59,17 @@ struct hci_pinfo {
 	char              comm[TASK_COMM_LEN];
 };
 
+static struct hci_dev *hci_hdev_from_sock(struct sock *sk)
+{
+	struct hci_dev *hdev = hci_pi(sk)->hdev;
+
+	if (!hdev)
+		return ERR_PTR(-EBADFD);
+	if (hci_dev_test_flag(hdev, HCI_UNREGISTER))
+		return ERR_PTR(-EPIPE);
+	return hdev;
+}
+
 void hci_sock_set_flag(struct sock *sk, int nr)
 {
 	set_bit(nr, &hci_pi(sk)->flags);
@@ -759,19 +770,13 @@ void hci_sock_dev_event(struct hci_dev *hdev, int event)
 	if (event == HCI_DEV_UNREG) {
 		struct sock *sk;
 
-		/* Detach sockets from device */
+		/* Wake up sockets using this dead device */
 		read_lock(&hci_sk_list.lock);
 		sk_for_each(sk, &hci_sk_list.head) {
-			lock_sock(sk);
 			if (hci_pi(sk)->hdev == hdev) {
-				hci_pi(sk)->hdev = NULL;
 				sk->sk_err = EPIPE;
-				sk->sk_state = BT_OPEN;
 				sk->sk_state_change(sk);
-
-				hci_dev_put(hdev);
 			}
-			release_sock(sk);
 		}
 		read_unlock(&hci_sk_list.lock);
 	}
@@ -930,10 +935,10 @@ static int hci_sock_blacklist_del(struct hci_dev *hdev, void __user *arg)
 static int hci_sock_bound_ioctl(struct sock *sk, unsigned int cmd,
 				unsigned long arg)
 {
-	struct hci_dev *hdev = hci_pi(sk)->hdev;
+	struct hci_dev *hdev = hci_hdev_from_sock(sk);
 
-	if (!hdev)
-		return -EBADFD;
+	if (IS_ERR(hdev))
+		return PTR_ERR(hdev);
 
 	if (hci_dev_test_flag(hdev, HCI_USER_CHANNEL))
 		return -EBUSY;
@@ -1103,6 +1108,18 @@ static int hci_sock_bind(struct socket *sock, struct sockaddr *addr,
 
 	lock_sock(sk);
 
+	/* Allow detaching from dead device and attaching to alive device, if
+	 * the caller wants to re-bind (instead of close) this socket in
+	 * response to hci_sock_dev_event(HCI_DEV_UNREG) notification.
+	 */
+	hdev = hci_pi(sk)->hdev;
+	if (hdev && hci_dev_test_flag(hdev, HCI_UNREGISTER)) {
+		hci_pi(sk)->hdev = NULL;
+		sk->sk_state = BT_OPEN;
+		hci_dev_put(hdev);
+	}
+	hdev = NULL;
+
 	if (sk->sk_state == BT_BOUND) {
 		err = -EALREADY;
 		goto done;
@@ -1379,9 +1396,9 @@ static int hci_sock_getname(struct socket *sock, struct sockaddr *addr,
 
 	lock_sock(sk);
 
-	hdev = hci_pi(sk)->hdev;
-	if (!hdev) {
-		err = -EBADFD;
+	hdev = hci_hdev_from_sock(sk);
+	if (IS_ERR(hdev)) {
+		err = PTR_ERR(hdev);
 		goto done;
 	}
 
@@ -1743,9 +1760,9 @@ static int hci_sock_sendmsg(struct socket *sock, struct msghdr *msg,
 		goto done;
 	}
 
-	hdev = hci_pi(sk)->hdev;
-	if (!hdev) {
-		err = -EBADFD;
+	hdev = hci_hdev_from_sock(sk);
+	if (IS_ERR(hdev)) {
+		err = PTR_ERR(hdev);
 		goto done;
 	}
 
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index 9874844a95a9..b69d88b88d2e 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -83,6 +83,9 @@ void hci_conn_del_sysfs(struct hci_conn *conn)
 static void bt_host_release(struct device *dev)
 {
 	struct hci_dev *hdev = to_hci_dev(dev);
+
+	if (hci_dev_test_flag(hdev, HCI_UNREGISTER))
+		hci_cleanup_dev(hdev);
 	kfree(hdev);
 	module_put(THIS_MODULE);
 }
diff --git a/net/bridge/br.c b/net/bridge/br.c
index ef743f94254d..bbab9984f24e 100644
--- a/net/bridge/br.c
+++ b/net/bridge/br.c
@@ -166,7 +166,8 @@ static int br_switchdev_event(struct notifier_block *unused,
 	case SWITCHDEV_FDB_ADD_TO_BRIDGE:
 		fdb_info = ptr;
 		err = br_fdb_external_learn_add(br, p, fdb_info->addr,
-						fdb_info->vid, false);
+						fdb_info->vid,
+						fdb_info->is_local, false);
 		if (err) {
 			err = notifier_from_errno(err);
 			break;
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index 698b79747d32..87ce52bba649 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -1001,7 +1001,8 @@ static int fdb_add_entry(struct net_bridge *br, struct net_bridge_port *source,
 
 static int __br_fdb_add(struct ndmsg *ndm, struct net_bridge *br,
 			struct net_bridge_port *p, const unsigned char *addr,
-			u16 nlh_flags, u16 vid, struct nlattr *nfea_tb[])
+			u16 nlh_flags, u16 vid, struct nlattr *nfea_tb[],
+			struct netlink_ext_ack *extack)
 {
 	int err = 0;
 
@@ -1020,7 +1021,15 @@ static int __br_fdb_add(struct ndmsg *ndm, struct net_bridge *br,
 		rcu_read_unlock();
 		local_bh_enable();
 	} else if (ndm->ndm_flags & NTF_EXT_LEARNED) {
-		err = br_fdb_external_learn_add(br, p, addr, vid, true);
+		if (!p && !(ndm->ndm_state & NUD_PERMANENT)) {
+			NL_SET_ERR_MSG_MOD(extack,
+					   "FDB entry towards bridge must be permanent");
+			return -EINVAL;
+		}
+
+		err = br_fdb_external_learn_add(br, p, addr, vid,
+						ndm->ndm_state & NUD_PERMANENT,
+						true);
 	} else {
 		spin_lock_bh(&br->hash_lock);
 		err = fdb_add_entry(br, p, addr, ndm, nlh_flags, vid, nfea_tb);
@@ -1092,9 +1101,11 @@ int br_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
 		}
 
 		/* VID was specified, so use it. */
-		err = __br_fdb_add(ndm, br, p, addr, nlh_flags, vid, nfea_tb);
+		err = __br_fdb_add(ndm, br, p, addr, nlh_flags, vid, nfea_tb,
+				   extack);
 	} else {
-		err = __br_fdb_add(ndm, br, p, addr, nlh_flags, 0, nfea_tb);
+		err = __br_fdb_add(ndm, br, p, addr, nlh_flags, 0, nfea_tb,
+				   extack);
 		if (err || !vg || !vg->num_vlans)
 			goto out;
 
@@ -1106,7 +1117,7 @@ int br_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
 			if (!br_vlan_should_use(v))
 				continue;
 			err = __br_fdb_add(ndm, br, p, addr, nlh_flags, v->vid,
-					   nfea_tb);
+					   nfea_tb, extack);
 			if (err)
 				goto out;
 		}
@@ -1246,7 +1257,7 @@ void br_fdb_unsync_static(struct net_bridge *br, struct net_bridge_port *p)
 }
 
 int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p,
-			      const unsigned char *addr, u16 vid,
+			      const unsigned char *addr, u16 vid, bool is_local,
 			      bool swdev_notify)
 {
 	struct net_bridge_fdb_entry *fdb;
@@ -1263,6 +1274,10 @@ int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p,
 
 		if (swdev_notify)
 			flags |= BIT(BR_FDB_ADDED_BY_USER);
+
+		if (is_local)
+			flags |= BIT(BR_FDB_LOCAL);
+
 		fdb = fdb_create(br, p, addr, vid, flags);
 		if (!fdb) {
 			err = -ENOMEM;
@@ -1289,6 +1304,9 @@ int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p,
 		if (swdev_notify)
 			set_bit(BR_FDB_ADDED_BY_USER, &fdb->flags);
 
+		if (is_local)
+			set_bit(BR_FDB_LOCAL, &fdb->flags);
+
 		if (modified)
 			fdb_notify(br, fdb, RTM_NEWNEIGH, swdev_notify);
 	}
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index e013d33f1c7c..4e3d26e0a2d1 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -707,7 +707,7 @@ int br_fdb_get(struct sk_buff *skb, struct nlattr *tb[], struct net_device *dev,
 int br_fdb_sync_static(struct net_bridge *br, struct net_bridge_port *p);
 void br_fdb_unsync_static(struct net_bridge *br, struct net_bridge_port *p);
 int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p,
-			      const unsigned char *addr, u16 vid,
+			      const unsigned char *addr, u16 vid, bool is_local,
 			      bool swdev_notify);
 int br_fdb_external_learn_del(struct net_bridge *br, struct net_bridge_port *p,
 			      const unsigned char *addr, u16 vid,
diff --git a/net/ipv4/tcp_offload.c b/net/ipv4/tcp_offload.c
index e09147ac9a99..fc61cd3fea65 100644
--- a/net/ipv4/tcp_offload.c
+++ b/net/ipv4/tcp_offload.c
@@ -298,6 +298,9 @@ int tcp_gro_complete(struct sk_buff *skb)
 	if (th->cwr)
 		skb_shinfo(skb)->gso_type |= SKB_GSO_TCP_ECN;
 
+	if (skb->encapsulation)
+		skb->inner_transport_header = skb->transport_header;
+
 	return 0;
 }
 EXPORT_SYMBOL(tcp_gro_complete);
diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c
index 9dde1e5fb449..1380a6b6f4ff 100644
--- a/net/ipv4/udp_offload.c
+++ b/net/ipv4/udp_offload.c
@@ -624,6 +624,10 @@ static int udp_gro_complete_segment(struct sk_buff *skb)
 
 	skb_shinfo(skb)->gso_segs = NAPI_GRO_CB(skb)->count;
 	skb_shinfo(skb)->gso_type |= SKB_GSO_UDP_L4;
+
+	if (skb->encapsulation)
+		skb->inner_transport_header = skb->transport_header;
+
 	return 0;
 }
 
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index fc8b56bcabf3..1ee96a5c5ee0 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -886,7 +886,7 @@ struct Qdisc *qdisc_alloc(struct netdev_queue *dev_queue,
 
 	/* seqlock has the same scope of busylock, for NOLOCK qdisc */
 	spin_lock_init(&sch->seqlock);
-	lockdep_set_class(&sch->busylock,
+	lockdep_set_class(&sch->seqlock,
 			  dev->qdisc_tx_busylock ?: &qdisc_tx_busylock);
 
 	seqcount_init(&sch->running);
diff --git a/net/sctp/auth.c b/net/sctp/auth.c
index fe74c5f95630..db6b7373d16c 100644
--- a/net/sctp/auth.c
+++ b/net/sctp/auth.c
@@ -857,14 +857,18 @@ int sctp_auth_set_key(struct sctp_endpoint *ep,
 	memcpy(key->data, &auth_key->sca_key[0], auth_key->sca_keylength);
 	cur_key->key = key;
 
-	if (replace) {
-		list_del_init(&shkey->key_list);
-		sctp_auth_shkey_release(shkey);
-		if (asoc && asoc->active_key_id == auth_key->sca_keynumber)
-			sctp_auth_asoc_init_active_key(asoc, GFP_KERNEL);
+	if (!replace) {
+		list_add(&cur_key->key_list, sh_keys);
+		return 0;
 	}
+
+	list_del_init(&shkey->key_list);
+	sctp_auth_shkey_release(shkey);
 	list_add(&cur_key->key_list, sh_keys);
 
+	if (asoc && asoc->active_key_id == auth_key->sca_keynumber)
+		sctp_auth_asoc_init_active_key(asoc, GFP_KERNEL);
+
 	return 0;
 }
 
diff --git a/net/xfrm/xfrm_compat.c b/net/xfrm/xfrm_compat.c
index a20aec9d7393..2bf269390163 100644
--- a/net/xfrm/xfrm_compat.c
+++ b/net/xfrm/xfrm_compat.c
@@ -298,8 +298,16 @@ static int xfrm_xlate64(struct sk_buff *dst, const struct nlmsghdr *nlh_src)
 	len = nlmsg_attrlen(nlh_src, xfrm_msg_min[type]);
 
 	nla_for_each_attr(nla, attrs, len, remaining) {
-		int err = xfrm_xlate64_attr(dst, nla);
+		int err;
 
+		switch (type) {
+		case XFRM_MSG_NEWSPDINFO:
+			err = xfrm_nla_cpy(dst, nla, nla_len(nla));
+			break;
+		default:
+			err = xfrm_xlate64_attr(dst, nla);
+			break;
+		}
 		if (err)
 			return err;
 	}
@@ -341,7 +349,8 @@ static int xfrm_alloc_compat(struct sk_buff *skb, const struct nlmsghdr *nlh_src
 
 /* Calculates len of translated 64-bit message. */
 static size_t xfrm_user_rcv_calculate_len64(const struct nlmsghdr *src,
-					    struct nlattr *attrs[XFRMA_MAX+1])
+					    struct nlattr *attrs[XFRMA_MAX + 1],
+					    int maxtype)
 {
 	size_t len = nlmsg_len(src);
 
@@ -358,10 +367,20 @@ static size_t xfrm_user_rcv_calculate_len64(const struct nlmsghdr *src,
 	case XFRM_MSG_POLEXPIRE:
 		len += 8;
 		break;
+	case XFRM_MSG_NEWSPDINFO:
+		/* attirbutes are xfrm_spdattr_type_t, not xfrm_attr_type_t */
+		return len;
 	default:
 		break;
 	}
 
+	/* Unexpected for anything, but XFRM_MSG_NEWSPDINFO, please
+	 * correct both 64=>32-bit and 32=>64-bit translators to copy
+	 * new attributes.
+	 */
+	if (WARN_ON_ONCE(maxtype))
+		return len;
+
 	if (attrs[XFRMA_SA])
 		len += 4;
 	if (attrs[XFRMA_POLICY])
@@ -440,7 +459,8 @@ static int xfrm_xlate32_attr(void *dst, const struct nlattr *nla,
 
 static int xfrm_xlate32(struct nlmsghdr *dst, const struct nlmsghdr *src,
 			struct nlattr *attrs[XFRMA_MAX+1],
-			size_t size, u8 type, struct netlink_ext_ack *extack)
+			size_t size, u8 type, int maxtype,
+			struct netlink_ext_ack *extack)
 {
 	size_t pos;
 	int i;
@@ -520,6 +540,25 @@ static int xfrm_xlate32(struct nlmsghdr *dst, const struct nlmsghdr *src,
 	}
 	pos = dst->nlmsg_len;
 
+	if (maxtype) {
+		/* attirbutes are xfrm_spdattr_type_t, not xfrm_attr_type_t */
+		WARN_ON_ONCE(src->nlmsg_type != XFRM_MSG_NEWSPDINFO);
+
+		for (i = 1; i <= maxtype; i++) {
+			int err;
+
+			if (!attrs[i])
+				continue;
+
+			/* just copy - no need for translation */
+			err = xfrm_attr_cpy32(dst, &pos, attrs[i], size,
+					nla_len(attrs[i]), nla_len(attrs[i]));
+			if (err)
+				return err;
+		}
+		return 0;
+	}
+
 	for (i = 1; i < XFRMA_MAX + 1; i++) {
 		int err;
 
@@ -564,7 +603,7 @@ static struct nlmsghdr *xfrm_user_rcv_msg_compat(const struct nlmsghdr *h32,
 	if (err < 0)
 		return ERR_PTR(err);
 
-	len = xfrm_user_rcv_calculate_len64(h32, attrs);
+	len = xfrm_user_rcv_calculate_len64(h32, attrs, maxtype);
 	/* The message doesn't need translation */
 	if (len == nlmsg_len(h32))
 		return NULL;
@@ -574,7 +613,7 @@ static struct nlmsghdr *xfrm_user_rcv_msg_compat(const struct nlmsghdr *h32,
 	if (!h64)
 		return ERR_PTR(-ENOMEM);
 
-	err = xfrm_xlate32(h64, h32, attrs, len, type, extack);
+	err = xfrm_xlate32(h64, h32, attrs, len, type, maxtype, extack);
 	if (err < 0) {
 		kvfree(h64);
 		return ERR_PTR(err);
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index ce500f847b99..46a6d15b66d6 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -155,7 +155,6 @@ static struct xfrm_policy_afinfo const __rcu *xfrm_policy_afinfo[AF_INET6 + 1]
 						__read_mostly;
 
 static struct kmem_cache *xfrm_dst_cache __ro_after_init;
-static __read_mostly seqcount_mutex_t xfrm_policy_hash_generation;
 
 static struct rhashtable xfrm_policy_inexact_table;
 static const struct rhashtable_params xfrm_pol_inexact_params;
@@ -585,7 +584,7 @@ static void xfrm_bydst_resize(struct net *net, int dir)
 		return;
 
 	spin_lock_bh(&net->xfrm.xfrm_policy_lock);
-	write_seqcount_begin(&xfrm_policy_hash_generation);
+	write_seqcount_begin(&net->xfrm.xfrm_policy_hash_generation);
 
 	odst = rcu_dereference_protected(net->xfrm.policy_bydst[dir].table,
 				lockdep_is_held(&net->xfrm.xfrm_policy_lock));
@@ -596,7 +595,7 @@ static void xfrm_bydst_resize(struct net *net, int dir)
 	rcu_assign_pointer(net->xfrm.policy_bydst[dir].table, ndst);
 	net->xfrm.policy_bydst[dir].hmask = nhashmask;
 
-	write_seqcount_end(&xfrm_policy_hash_generation);
+	write_seqcount_end(&net->xfrm.xfrm_policy_hash_generation);
 	spin_unlock_bh(&net->xfrm.xfrm_policy_lock);
 
 	synchronize_rcu();
@@ -1245,7 +1244,7 @@ static void xfrm_hash_rebuild(struct work_struct *work)
 	} while (read_seqretry(&net->xfrm.policy_hthresh.lock, seq));
 
 	spin_lock_bh(&net->xfrm.xfrm_policy_lock);
-	write_seqcount_begin(&xfrm_policy_hash_generation);
+	write_seqcount_begin(&net->xfrm.xfrm_policy_hash_generation);
 
 	/* make sure that we can insert the indirect policies again before
 	 * we start with destructive action.
@@ -1354,7 +1353,7 @@ static void xfrm_hash_rebuild(struct work_struct *work)
 
 out_unlock:
 	__xfrm_policy_inexact_flush(net);
-	write_seqcount_end(&xfrm_policy_hash_generation);
+	write_seqcount_end(&net->xfrm.xfrm_policy_hash_generation);
 	spin_unlock_bh(&net->xfrm.xfrm_policy_lock);
 
 	mutex_unlock(&hash_resize_mutex);
@@ -2095,9 +2094,9 @@ static struct xfrm_policy *xfrm_policy_lookup_bytype(struct net *net, u8 type,
 	rcu_read_lock();
  retry:
 	do {
-		sequence = read_seqcount_begin(&xfrm_policy_hash_generation);
+		sequence = read_seqcount_begin(&net->xfrm.xfrm_policy_hash_generation);
 		chain = policy_hash_direct(net, daddr, saddr, family, dir);
-	} while (read_seqcount_retry(&xfrm_policy_hash_generation, sequence));
+	} while (read_seqcount_retry(&net->xfrm.xfrm_policy_hash_generation, sequence));
 
 	ret = NULL;
 	hlist_for_each_entry_rcu(pol, chain, bydst) {
@@ -2128,7 +2127,7 @@ static struct xfrm_policy *xfrm_policy_lookup_bytype(struct net *net, u8 type,
 	}
 
 skip_inexact:
-	if (read_seqcount_retry(&xfrm_policy_hash_generation, sequence))
+	if (read_seqcount_retry(&net->xfrm.xfrm_policy_hash_generation, sequence))
 		goto retry;
 
 	if (ret && !xfrm_pol_hold_rcu(ret))
@@ -4084,6 +4083,7 @@ static int __net_init xfrm_net_init(struct net *net)
 	/* Initialize the per-net locks here */
 	spin_lock_init(&net->xfrm.xfrm_state_lock);
 	spin_lock_init(&net->xfrm.xfrm_policy_lock);
+	seqcount_spinlock_init(&net->xfrm.xfrm_policy_hash_generation, &net->xfrm.xfrm_policy_lock);
 	mutex_init(&net->xfrm.xfrm_cfg_mutex);
 
 	rv = xfrm_statistics_init(net);
@@ -4128,7 +4128,6 @@ void __init xfrm_init(void)
 {
 	register_pernet_subsys(&xfrm_net_ops);
 	xfrm_dev_init();
-	seqcount_mutex_init(&xfrm_policy_hash_generation, &hash_resize_mutex);
 	xfrm_input_init();
 
 #ifdef CONFIG_XFRM_ESPINTCP
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index b47d613409b7..7aff641c717d 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -2811,6 +2811,16 @@ static int xfrm_user_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh,
 
 	err = link->doit(skb, nlh, attrs);
 
+	/* We need to free skb allocated in xfrm_alloc_compat() before
+	 * returning from this function, because consume_skb() won't take
+	 * care of frag_list since netlink destructor sets
+	 * sbk->head to NULL. (see netlink_skb_destructor())
+	 */
+	if (skb_has_frag_list(skb)) {
+		kfree_skb(skb_shinfo(skb)->frag_list);
+		skb_shinfo(skb)->frag_list = NULL;
+	}
+
 err:
 	kvfree(nlh64);
 	return err;
diff --git a/scripts/tracing/draw_functrace.py b/scripts/tracing/draw_functrace.py
index 74f8aadfd4cb..7011fbe003ff 100755
--- a/scripts/tracing/draw_functrace.py
+++ b/scripts/tracing/draw_functrace.py
@@ -17,7 +17,7 @@ Usage:
 	$ cat /sys/kernel/debug/tracing/trace_pipe > ~/raw_trace_func
 	Wait some times but not too much, the script is a bit slow.
 	Break the pipe (Ctrl + Z)
-	$ scripts/draw_functrace.py < raw_trace_func > draw_functrace
+	$ scripts/tracing/draw_functrace.py < ~/raw_trace_func > draw_functrace
 	Then you have your drawn trace in draw_functrace
 """
 
@@ -103,10 +103,10 @@ def parseLine(line):
 	line = line.strip()
 	if line.startswith("#"):
 		raise CommentLineException
-	m = re.match("[^]]+?\\] +([0-9.]+): (\\w+) <-(\\w+)", line)
+	m = re.match("[^]]+?\\] +([a-z.]+) +([0-9.]+): (\\w+) <-(\\w+)", line)
 	if m is None:
 		raise BrokenLineException
-	return (m.group(1), m.group(2), m.group(3))
+	return (m.group(2), m.group(3), m.group(4))
 
 
 def main():
diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
index 9fccf417006b..6a04de21343f 100644
--- a/security/selinux/ss/policydb.c
+++ b/security/selinux/ss/policydb.c
@@ -874,7 +874,7 @@ int policydb_load_isids(struct policydb *p, struct sidtab *s)
 	rc = sidtab_init(s);
 	if (rc) {
 		pr_err("SELinux:  out of memory on SID table init\n");
-		goto out;
+		return rc;
 	}
 
 	head = p->ocontexts[OCON_ISID];
@@ -885,7 +885,7 @@ int policydb_load_isids(struct policydb *p, struct sidtab *s)
 		if (sid == SECSID_NULL) {
 			pr_err("SELinux:  SID 0 was assigned a context.\n");
 			sidtab_destroy(s);
-			goto out;
+			return -EINVAL;
 		}
 
 		/* Ignore initial SIDs unused by this kernel. */
@@ -897,12 +897,10 @@ int policydb_load_isids(struct policydb *p, struct sidtab *s)
 			pr_err("SELinux:  unable to load initial SID %s.\n",
 			       name);
 			sidtab_destroy(s);
-			goto out;
+			return rc;
 		}
 	}
-	rc = 0;
-out:
-	return rc;
+	return 0;
 }
 
 int policydb_class_isvalid(struct policydb *p, unsigned int class)
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index a9fd486089a7..2b3c164d21f1 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -246,7 +246,7 @@ static bool hw_support_mmap(struct snd_pcm_substream *substream)
 	if (!(substream->runtime->hw.info & SNDRV_PCM_INFO_MMAP))
 		return false;
 
-	if (substream->ops->mmap)
+	if (substream->ops->mmap || substream->ops->page)
 		return true;
 
 	switch (substream->dma_buffer.dev.type) {
diff --git a/sound/core/seq/seq_ports.c b/sound/core/seq/seq_ports.c
index b9c2ce2b8d5a..84d78630463e 100644
--- a/sound/core/seq/seq_ports.c
+++ b/sound/core/seq/seq_ports.c
@@ -514,10 +514,11 @@ static int check_and_subscribe_port(struct snd_seq_client *client,
 	return err;
 }
 
-static void delete_and_unsubscribe_port(struct snd_seq_client *client,
-					struct snd_seq_client_port *port,
-					struct snd_seq_subscribers *subs,
-					bool is_src, bool ack)
+/* called with grp->list_mutex held */
+static void __delete_and_unsubscribe_port(struct snd_seq_client *client,
+					  struct snd_seq_client_port *port,
+					  struct snd_seq_subscribers *subs,
+					  bool is_src, bool ack)
 {
 	struct snd_seq_port_subs_info *grp;
 	struct list_head *list;
@@ -525,7 +526,6 @@ static void delete_and_unsubscribe_port(struct snd_seq_client *client,
 
 	grp = is_src ? &port->c_src : &port->c_dest;
 	list = is_src ? &subs->src_list : &subs->dest_list;
-	down_write(&grp->list_mutex);
 	write_lock_irq(&grp->list_lock);
 	empty = list_empty(list);
 	if (!empty)
@@ -535,6 +535,18 @@ static void delete_and_unsubscribe_port(struct snd_seq_client *client,
 
 	if (!empty)
 		unsubscribe_port(client, port, grp, &subs->info, ack);
+}
+
+static void delete_and_unsubscribe_port(struct snd_seq_client *client,
+					struct snd_seq_client_port *port,
+					struct snd_seq_subscribers *subs,
+					bool is_src, bool ack)
+{
+	struct snd_seq_port_subs_info *grp;
+
+	grp = is_src ? &port->c_src : &port->c_dest;
+	down_write(&grp->list_mutex);
+	__delete_and_unsubscribe_port(client, port, subs, is_src, ack);
 	up_write(&grp->list_mutex);
 }
 
@@ -590,27 +602,30 @@ int snd_seq_port_disconnect(struct snd_seq_client *connector,
 			    struct snd_seq_client_port *dest_port,
 			    struct snd_seq_port_subscribe *info)
 {
-	struct snd_seq_port_subs_info *src = &src_port->c_src;
+	struct snd_seq_port_subs_info *dest = &dest_port->c_dest;
 	struct snd_seq_subscribers *subs;
 	int err = -ENOENT;
 
-	down_write(&src->list_mutex);
+	/* always start from deleting the dest port for avoiding concurrent
+	 * deletions
+	 */
+	down_write(&dest->list_mutex);
 	/* look for the connection */
-	list_for_each_entry(subs, &src->list_head, src_list) {
+	list_for_each_entry(subs, &dest->list_head, dest_list) {
 		if (match_subs_info(info, &subs->info)) {
-			atomic_dec(&subs->ref_count); /* mark as not ready */
+			__delete_and_unsubscribe_port(dest_client, dest_port,
+						      subs, false,
+						      connector->number != dest_client->number);
 			err = 0;
 			break;
 		}
 	}
-	up_write(&src->list_mutex);
+	up_write(&dest->list_mutex);
 	if (err < 0)
 		return err;
 
 	delete_and_unsubscribe_port(src_client, src_port, subs, true,
 				    connector->number != src_client->number);
-	delete_and_unsubscribe_port(dest_client, dest_port, subs, false,
-				    connector->number != dest_client->number);
 	kfree(subs);
 	return 0;
 }
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 19a3ae79c001..c92d9b9cf944 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -8214,9 +8214,11 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x1025, 0x1290, "Acer Veriton Z4860G", ALC286_FIXUP_ACER_AIO_HEADSET_MIC),
 	SND_PCI_QUIRK(0x1025, 0x1291, "Acer Veriton Z4660G", ALC286_FIXUP_ACER_AIO_HEADSET_MIC),
 	SND_PCI_QUIRK(0x1025, 0x129c, "Acer SWIFT SF314-55", ALC256_FIXUP_ACER_HEADSET_MIC),
+	SND_PCI_QUIRK(0x1025, 0x1300, "Acer SWIFT SF314-56", ALC256_FIXUP_ACER_MIC_NO_PRESENCE),
 	SND_PCI_QUIRK(0x1025, 0x1308, "Acer Aspire Z24-890", ALC286_FIXUP_ACER_AIO_HEADSET_MIC),
 	SND_PCI_QUIRK(0x1025, 0x132a, "Acer TravelMate B114-21", ALC233_FIXUP_ACER_HEADSET_MIC),
 	SND_PCI_QUIRK(0x1025, 0x1330, "Acer TravelMate X514-51T", ALC255_FIXUP_ACER_HEADSET_MIC),
+	SND_PCI_QUIRK(0x1025, 0x142b, "Acer Swift SF314-42", ALC255_FIXUP_ACER_MIC_NO_PRESENCE),
 	SND_PCI_QUIRK(0x1025, 0x1430, "Acer TravelMate B311R-31", ALC256_FIXUP_ACER_MIC_NO_PRESENCE),
 	SND_PCI_QUIRK(0x1025, 0x1466, "Acer Aspire A515-56", ALC255_FIXUP_ACER_HEADPHONE_AND_MIC),
 	SND_PCI_QUIRK(0x1028, 0x0470, "Dell M101z", ALC269_FIXUP_DELL_M101Z),
diff --git a/sound/usb/card.c b/sound/usb/card.c
index 2f6a62416c05..a1f8c3a026f5 100644
--- a/sound/usb/card.c
+++ b/sound/usb/card.c
@@ -907,7 +907,7 @@ static void usb_audio_disconnect(struct usb_interface *intf)
 		}
 	}
 
-	if (chip->quirk_type & QUIRK_SETUP_DISABLE_AUTOSUSPEND)
+	if (chip->quirk_type == QUIRK_SETUP_DISABLE_AUTOSUSPEND)
 		usb_enable_autosuspend(interface_to_usbdev(intf));
 
 	chip->num_interfaces--;
diff --git a/sound/usb/clock.c b/sound/usb/clock.c
index 17bbde73d4d1..14772209194b 100644
--- a/sound/usb/clock.c
+++ b/sound/usb/clock.c
@@ -325,6 +325,12 @@ static int __uac_clock_find_source(struct snd_usb_audio *chip,
 					      selector->baCSourceID[ret - 1],
 					      visited, validate);
 		if (ret > 0) {
+			/*
+			 * For Samsung USBC Headset (AKG), setting clock selector again
+			 * will result in incorrect default clock setting problems
+			 */
+			if (chip->usb_id == USB_ID(0x04e8, 0xa051))
+				return ret;
 			err = uac_clock_selector_set_val(chip, entity_id, cur);
 			if (err < 0)
 				return err;
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index f4cdaf1ba44a..9b713b4a5ec4 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -1816,6 +1816,15 @@ static void get_connector_control_name(struct usb_mixer_interface *mixer,
 		strlcat(name, " - Output Jack", name_size);
 }
 
+/* get connector value to "wake up" the USB audio */
+static int connector_mixer_resume(struct usb_mixer_elem_list *list)
+{
+	struct usb_mixer_elem_info *cval = mixer_elem_list_to_info(list);
+
+	get_connector_value(cval, NULL, NULL);
+	return 0;
+}
+
 /* Build a mixer control for a UAC connector control (jack-detect) */
 static void build_connector_control(struct usb_mixer_interface *mixer,
 				    const struct usbmix_name_map *imap,
@@ -1833,6 +1842,10 @@ static void build_connector_control(struct usb_mixer_interface *mixer,
 	if (!cval)
 		return;
 	snd_usb_mixer_elem_init_std(&cval->head, mixer, term->id);
+
+	/* set up a specific resume callback */
+	cval->head.resume = connector_mixer_resume;
+
 	/*
 	 * UAC2: The first byte from reading the UAC2_TE_CONNECTOR control returns the
 	 * number of channels connected.
@@ -3642,23 +3655,15 @@ static int restore_mixer_value(struct usb_mixer_elem_list *list)
 	return 0;
 }
 
-static int default_mixer_resume(struct usb_mixer_elem_list *list)
-{
-	struct usb_mixer_elem_info *cval = mixer_elem_list_to_info(list);
-
-	/* get connector value to "wake up" the USB audio */
-	if (cval->val_type == USB_MIXER_BOOLEAN && cval->channels == 1)
-		get_connector_value(cval, NULL, NULL);
-
-	return 0;
-}
-
 static int default_mixer_reset_resume(struct usb_mixer_elem_list *list)
 {
-	int err = default_mixer_resume(list);
+	int err;
 
-	if (err < 0)
-		return err;
+	if (list->resume) {
+		err = list->resume(list);
+		if (err < 0)
+			return err;
+	}
 	return restore_mixer_value(list);
 }
 
@@ -3697,7 +3702,7 @@ void snd_usb_mixer_elem_init_std(struct usb_mixer_elem_list *list,
 	list->id = unitid;
 	list->dump = snd_usb_mixer_dump_cval;
 #ifdef CONFIG_PM
-	list->resume = default_mixer_resume;
+	list->resume = NULL;
 	list->reset_resume = default_mixer_reset_resume;
 #endif
 }
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index e7accd87e063..326d1b0ea5e6 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -1899,6 +1899,7 @@ static const struct registration_quirk registration_quirks[] = {
 	REG_QUIRK_ENTRY(0x0951, 0x16ea, 2),	/* Kingston HyperX Cloud Flight S */
 	REG_QUIRK_ENTRY(0x0ecb, 0x1f46, 2),	/* JBL Quantum 600 */
 	REG_QUIRK_ENTRY(0x0ecb, 0x2039, 2),	/* JBL Quantum 400 */
+	REG_QUIRK_ENTRY(0x0ecb, 0x203c, 2),	/* JBL Quantum 600 */
 	REG_QUIRK_ENTRY(0x0ecb, 0x203e, 2),	/* JBL Quantum 800 */
 	{ 0 }					/* terminator */
 };
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 0119466677b7..1dcc66060a19 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -845,6 +845,8 @@ static void kvm_destroy_vm_debugfs(struct kvm *kvm)
 
 static int kvm_create_vm_debugfs(struct kvm *kvm, int fd)
 {
+	static DEFINE_MUTEX(kvm_debugfs_lock);
+	struct dentry *dent;
 	char dir_name[ITOA_MAX_LEN * 2];
 	struct kvm_stat_data *stat_data;
 	struct kvm_stats_debugfs_item *p;
@@ -853,8 +855,20 @@ static int kvm_create_vm_debugfs(struct kvm *kvm, int fd)
 		return 0;
 
 	snprintf(dir_name, sizeof(dir_name), "%d-%d", task_pid_nr(current), fd);
-	kvm->debugfs_dentry = debugfs_create_dir(dir_name, kvm_debugfs_dir);
+	mutex_lock(&kvm_debugfs_lock);
+	dent = debugfs_lookup(dir_name, kvm_debugfs_dir);
+	if (dent) {
+		pr_warn_ratelimited("KVM: debugfs: duplicate directory %s\n", dir_name);
+		dput(dent);
+		mutex_unlock(&kvm_debugfs_lock);
+		return 0;
+	}
+	dent = debugfs_create_dir(dir_name, kvm_debugfs_dir);
+	mutex_unlock(&kvm_debugfs_lock);
+	if (IS_ERR(dent))
+		return 0;
 
+	kvm->debugfs_dentry = dent;
 	kvm->debugfs_stat_data = kcalloc(kvm_debugfs_num_entries,
 					 sizeof(*kvm->debugfs_stat_data),
 					 GFP_KERNEL_ACCOUNT);
@@ -4993,7 +5007,7 @@ static void kvm_uevent_notify_change(unsigned int type, struct kvm *kvm)
 	}
 	add_uevent_var(env, "PID=%d", kvm->userspace_pid);
 
-	if (!IS_ERR_OR_NULL(kvm->debugfs_dentry)) {
+	if (kvm->debugfs_dentry) {
 		char *tmp, *p = kmalloc(PATH_MAX, GFP_KERNEL_ACCOUNT);
 
 		if (p) {

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