Linux patch 4.17.4

2 files changed, 6879 insertions, 0 deletions

diff --git a/0000_README b/0000_README
index af14401a..f45eebec 100644
--- a/0000_README
+++ b/0000_README
@@ -55,6 +55,10 @@ Patch:  1002_linux-4.17.3.patch
 From:   http://www.kernel.org
 Desc:   Linux 4.17.3
 
+Patch:  1003_linux-4.17.4.patch
+From:   http://www.kernel.org
+Desc:   Linux 4.17.4
+
 Patch:  1800_iommu-amd-dma-direct-revert.patch
 From:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/patch/?id=e16c4790de39dc861b749674c2a9319507f6f64f
 Desc:   Revert iommu/amd_iommu: Use CONFIG_DMA_DIRECT_OPS=y and dma_direct_{alloc,free}(). See bug #658538.
diff --git a/1003_linux-4.17.4.patch b/1003_linux-4.17.4.patch
new file mode 100644
index 00000000..76692ff6
--- /dev/null
+++ b/1003_linux-4.17.4.patch
@@ -0,0 +1,6875 @@
+diff --git a/Documentation/ABI/testing/sysfs-class-cxl b/Documentation/ABI/testing/sysfs-class-cxl
+index 8e69345c37cc..bbbabffc682a 100644
+--- a/Documentation/ABI/testing/sysfs-class-cxl
++++ b/Documentation/ABI/testing/sysfs-class-cxl
+@@ -69,7 +69,9 @@ Date:           September 2014
+ Contact:        linuxppc-dev@lists.ozlabs.org
+ Description:    read/write
+                 Set the mode for prefaulting in segments into the segment table
+-                when performing the START_WORK ioctl. Possible values:
++                when performing the START_WORK ioctl. Only applicable when
++                running under hashed page table mmu.
++                Possible values:
+                         none: No prefaulting (default)
+                         work_element_descriptor: Treat the work element
+                                  descriptor as an effective address and
+diff --git a/Documentation/core-api/printk-formats.rst b/Documentation/core-api/printk-formats.rst
+index eb30efdd2e78..25dc591cb110 100644
+--- a/Documentation/core-api/printk-formats.rst
++++ b/Documentation/core-api/printk-formats.rst
+@@ -419,11 +419,10 @@ struct clk
+ 
+ 	%pC	pll1
+ 	%pCn	pll1
+-	%pCr	1560000000
+ 
+ For printing struct clk structures. %pC and %pCn print the name
+ (Common Clock Framework) or address (legacy clock framework) of the
+-structure; %pCr prints the current clock rate.
++structure.
+ 
+ Passed by reference.
+ 
+diff --git a/Makefile b/Makefile
+index 31dc3a08295a..1d740dbe676d 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,7 +1,7 @@
+ # SPDX-License-Identifier: GPL-2.0
+ VERSION = 4
+ PATCHLEVEL = 17
+-SUBLEVEL = 3
++SUBLEVEL = 4
+ EXTRAVERSION =
+ NAME = Merciless Moray
+ 
+diff --git a/arch/arm/boot/dts/mt7623.dtsi b/arch/arm/boot/dts/mt7623.dtsi
+index e10c03496524..a115575b38bf 100644
+--- a/arch/arm/boot/dts/mt7623.dtsi
++++ b/arch/arm/boot/dts/mt7623.dtsi
+@@ -22,11 +22,12 @@
+ #include <dt-bindings/phy/phy.h>
+ #include <dt-bindings/reset/mt2701-resets.h>
+ #include <dt-bindings/thermal/thermal.h>
+-#include "skeleton64.dtsi"
+ 
+ / {
+ 	compatible = "mediatek,mt7623";
+ 	interrupt-parent = <&sysirq>;
++	#address-cells = <2>;
++	#size-cells = <2>;
+ 
+ 	cpu_opp_table: opp-table {
+ 		compatible = "operating-points-v2";
+diff --git a/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts b/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts
+index bbf56f855e46..5938e4c79deb 100644
+--- a/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts
++++ b/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts
+@@ -109,6 +109,7 @@
+ 	};
+ 
+ 	memory@80000000 {
++		device_type = "memory";
+ 		reg = <0 0x80000000 0 0x40000000>;
+ 	};
+ };
+diff --git a/arch/arm/boot/dts/mt7623n-rfb.dtsi b/arch/arm/boot/dts/mt7623n-rfb.dtsi
+index 256c5fd947bf..43c9d7ca23a0 100644
+--- a/arch/arm/boot/dts/mt7623n-rfb.dtsi
++++ b/arch/arm/boot/dts/mt7623n-rfb.dtsi
+@@ -47,6 +47,7 @@
+ 	};
+ 
+ 	memory@80000000 {
++		device_type = "memory";
+ 		reg = <0 0x80000000 0 0x40000000>;
+ 	};
+ 
+diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi
+index 486d4e7433ed..b38f8c240558 100644
+--- a/arch/arm/boot/dts/socfpga.dtsi
++++ b/arch/arm/boot/dts/socfpga.dtsi
+@@ -748,13 +748,13 @@
+ 		nand0: nand@ff900000 {
+ 			#address-cells = <0x1>;
+ 			#size-cells = <0x1>;
+-			compatible = "denali,denali-nand-dt";
++			compatible = "altr,socfpga-denali-nand";
+ 			reg = <0xff900000 0x100000>,
+ 			      <0xffb80000 0x10000>;
+ 			reg-names = "nand_data", "denali_reg";
+ 			interrupts = <0x0 0x90 0x4>;
+ 			dma-mask = <0xffffffff>;
+-			clocks = <&nand_clk>;
++			clocks = <&nand_x_clk>;
+ 			status = "disabled";
+ 		};
+ 
+diff --git a/arch/arm/boot/dts/socfpga_arria10.dtsi b/arch/arm/boot/dts/socfpga_arria10.dtsi
+index bead79e4b2aa..791ca15c799e 100644
+--- a/arch/arm/boot/dts/socfpga_arria10.dtsi
++++ b/arch/arm/boot/dts/socfpga_arria10.dtsi
+@@ -593,8 +593,7 @@
+ 			#size-cells = <0>;
+ 			reg = <0xffda5000 0x100>;
+ 			interrupts = <0 102 4>;
+-			num-chipselect = <4>;
+-			bus-num = <0>;
++			num-cs = <4>;
+ 			/*32bit_access;*/
+ 			tx-dma-channel = <&pdma 16>;
+ 			rx-dma-channel = <&pdma 17>;
+@@ -633,7 +632,7 @@
+ 		nand: nand@ffb90000 {
+ 			#address-cells = <1>;
+ 			#size-cells = <1>;
+-			compatible = "denali,denali-nand-dt", "altr,socfpga-denali-nand";
++			compatible = "altr,socfpga-denali-nand";
+ 			reg = <0xffb90000 0x72000>,
+ 			      <0xffb80000 0x10000>;
+ 			reg-names = "nand_data", "denali_reg";
+diff --git a/arch/arm/boot/dts/sun8i-h3-libretech-all-h3-cc.dts b/arch/arm/boot/dts/sun8i-h3-libretech-all-h3-cc.dts
+index b20a710da7bc..7a4fca36c673 100644
+--- a/arch/arm/boot/dts/sun8i-h3-libretech-all-h3-cc.dts
++++ b/arch/arm/boot/dts/sun8i-h3-libretech-all-h3-cc.dts
+@@ -62,8 +62,8 @@
+ 	reg_vcc1v2: vcc1v2 {
+ 		compatible = "regulator-fixed";
+ 		regulator-name = "vcc1v2";
+-		regulator-min-microvolt = <3300000>;
+-		regulator-max-microvolt = <3300000>;
++		regulator-min-microvolt = <1200000>;
++		regulator-max-microvolt = <1200000>;
+ 		regulator-always-on;
+ 		regulator-boot-on;
+ 		vin-supply = <&reg_vcc5v0>;
+@@ -113,8 +113,8 @@
+ 	reg_vdd_cpux: vdd-cpux {
+ 		compatible = "regulator-fixed";
+ 		regulator-name = "vdd-cpux";
+-		regulator-min-microvolt = <3300000>;
+-		regulator-max-microvolt = <3300000>;
++		regulator-min-microvolt = <1200000>;
++		regulator-max-microvolt = <1200000>;
+ 		regulator-always-on;
+ 		regulator-boot-on;
+ 		vin-supply = <&reg_vcc5v0>;
+diff --git a/arch/arm/include/asm/kgdb.h b/arch/arm/include/asm/kgdb.h
+index 3b73fdcf3627..8de1100d1067 100644
+--- a/arch/arm/include/asm/kgdb.h
++++ b/arch/arm/include/asm/kgdb.h
+@@ -77,7 +77,7 @@ extern int kgdb_fault_expected;
+ 
+ #define KGDB_MAX_NO_CPUS	1
+ #define BUFMAX			400
+-#define NUMREGBYTES		(DBG_MAX_REG_NUM << 2)
++#define NUMREGBYTES		(GDB_MAX_REGS << 2)
+ #define NUMCRITREGBYTES		(32 << 2)
+ 
+ #define _R0			0
+diff --git a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
+index c89d0c307f8d..2c63e60754c5 100644
+--- a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
++++ b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
+@@ -252,8 +252,7 @@
+ 			interrupts = <0 99 4>;
+ 			resets = <&rst SPIM0_RESET>;
+ 			reg-io-width = <4>;
+-			num-chipselect = <4>;
+-			bus-num = <0>;
++			num-cs = <4>;
+ 			status = "disabled";
+ 		};
+ 
+@@ -265,8 +264,7 @@
+ 			interrupts = <0 100 4>;
+ 			resets = <&rst SPIM1_RESET>;
+ 			reg-io-width = <4>;
+-			num-chipselect = <4>;
+-			bus-num = <0>;
++			num-cs = <4>;
+ 			status = "disabled";
+ 		};
+ 
+diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
+index 3c31e21cbed7..69693977fe07 100644
+--- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
++++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
+@@ -35,6 +35,12 @@
+ 			no-map;
+ 		};
+ 
++		/* Alternate 3 MiB reserved for ARM Trusted Firmware (BL31) */
++		secmon_reserved_alt: secmon@5000000 {
++			reg = <0x0 0x05000000 0x0 0x300000>;
++			no-map;
++		};
++
+ 		linux,cma {
+ 			compatible = "shared-dma-pool";
+ 			reusable;
+diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
+index 3e3eb31748a3..f63bceb88caa 100644
+--- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
++++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts
+@@ -234,9 +234,6 @@
+ 
+ 	bus-width = <4>;
+ 	cap-sd-highspeed;
+-	sd-uhs-sdr12;
+-	sd-uhs-sdr25;
+-	sd-uhs-sdr50;
+ 	max-frequency = <100000000>;
+ 	disable-wp;
+ 
+diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
+index dba365ed4bd5..33c15f2a949e 100644
+--- a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
++++ b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
+@@ -13,14 +13,6 @@
+ / {
+ 	compatible = "amlogic,meson-gxl";
+ 
+-	reserved-memory {
+-		/* Alternate 3 MiB reserved for ARM Trusted Firmware (BL31) */
+-		secmon_reserved_alt: secmon@5000000 {
+-			reg = <0x0 0x05000000 0x0 0x300000>;
+-			no-map;
+-		};
+-	};
+-
+ 	soc {
+ 		usb0: usb@c9000000 {
+ 			status = "disabled";
+diff --git a/arch/arm64/boot/dts/marvell/armada-cp110.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110.dtsi
+index ed2f1237ea1e..8259b32f0ced 100644
+--- a/arch/arm64/boot/dts/marvell/armada-cp110.dtsi
++++ b/arch/arm64/boot/dts/marvell/armada-cp110.dtsi
+@@ -149,7 +149,7 @@
+ 
+ 		CP110_LABEL(icu): interrupt-controller@1e0000 {
+ 			compatible = "marvell,cp110-icu";
+-			reg = <0x1e0000 0x10>;
++			reg = <0x1e0000 0x440>;
+ 			#interrupt-cells = <3>;
+ 			interrupt-controller;
+ 			msi-parent = <&gicp>;
+diff --git a/arch/arm64/crypto/aes-glue.c b/arch/arm64/crypto/aes-glue.c
+index 253188fb8cb0..e3e50950a863 100644
+--- a/arch/arm64/crypto/aes-glue.c
++++ b/arch/arm64/crypto/aes-glue.c
+@@ -223,8 +223,8 @@ static int ctr_encrypt(struct skcipher_request *req)
+ 		kernel_neon_begin();
+ 		aes_ctr_encrypt(walk.dst.virt.addr, walk.src.virt.addr,
+ 				(u8 *)ctx->key_enc, rounds, blocks, walk.iv);
+-		err = skcipher_walk_done(&walk, walk.nbytes % AES_BLOCK_SIZE);
+ 		kernel_neon_end();
++		err = skcipher_walk_done(&walk, walk.nbytes % AES_BLOCK_SIZE);
+ 	}
+ 	if (walk.nbytes) {
+ 		u8 __aligned(8) tail[AES_BLOCK_SIZE];
+diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c
+index 9d1b06d67c53..df0bd090f0e4 100644
+--- a/arch/arm64/kernel/cpufeature.c
++++ b/arch/arm64/kernel/cpufeature.c
+@@ -937,7 +937,7 @@ static int __init parse_kpti(char *str)
+ 	__kpti_forced = enabled ? 1 : -1;
+ 	return 0;
+ }
+-__setup("kpti=", parse_kpti);
++early_param("kpti", parse_kpti);
+ #endif	/* CONFIG_UNMAP_KERNEL_AT_EL0 */
+ 
+ #ifdef CONFIG_ARM64_HW_AFDBM
+diff --git a/arch/arm64/kernel/signal.c b/arch/arm64/kernel/signal.c
+index 154b7d30145d..f21209064041 100644
+--- a/arch/arm64/kernel/signal.c
++++ b/arch/arm64/kernel/signal.c
+@@ -830,11 +830,12 @@ static void do_signal(struct pt_regs *regs)
+ 	unsigned long continue_addr = 0, restart_addr = 0;
+ 	int retval = 0;
+ 	struct ksignal ksig;
++	bool syscall = in_syscall(regs);
+ 
+ 	/*
+ 	 * If we were from a system call, check for system call restarting...
+ 	 */
+-	if (in_syscall(regs)) {
++	if (syscall) {
+ 		continue_addr = regs->pc;
+ 		restart_addr = continue_addr - (compat_thumb_mode(regs) ? 2 : 4);
+ 		retval = regs->regs[0];
+@@ -886,7 +887,7 @@ static void do_signal(struct pt_regs *regs)
+ 	 * Handle restarting a different system call. As above, if a debugger
+ 	 * has chosen to restart at a different PC, ignore the restart.
+ 	 */
+-	if (in_syscall(regs) && regs->pc == restart_addr) {
++	if (syscall && regs->pc == restart_addr) {
+ 		if (retval == -ERESTART_RESTARTBLOCK)
+ 			setup_restart_syscall(regs);
+ 		user_rewind_single_step(current);
+diff --git a/arch/arm64/mm/proc.S b/arch/arm64/mm/proc.S
+index 5f9a73a4452c..03646e6a2ef4 100644
+--- a/arch/arm64/mm/proc.S
++++ b/arch/arm64/mm/proc.S
+@@ -217,8 +217,9 @@ ENDPROC(idmap_cpu_replace_ttbr1)
+ 
+ 	.macro __idmap_kpti_put_pgtable_ent_ng, type
+ 	orr	\type, \type, #PTE_NG		// Same bit for blocks and pages
+-	str	\type, [cur_\()\type\()p]	// Update the entry and ensure it
+-	dc	civac, cur_\()\type\()p		// is visible to all CPUs.
++	str	\type, [cur_\()\type\()p]	// Update the entry and ensure
++	dmb	sy				// that it is visible to all
++	dc	civac, cur_\()\type\()p		// CPUs.
+ 	.endm
+ 
+ /*
+diff --git a/arch/m68k/mac/config.c b/arch/m68k/mac/config.c
+index 0c3275aa0197..e522307db47c 100644
+--- a/arch/m68k/mac/config.c
++++ b/arch/m68k/mac/config.c
+@@ -1005,7 +1005,7 @@ int __init mac_platform_init(void)
+ 		struct resource swim_rsrc = {
+ 			.flags = IORESOURCE_MEM,
+ 			.start = (resource_size_t)swim_base,
+-			.end   = (resource_size_t)swim_base + 0x2000,
++			.end   = (resource_size_t)swim_base + 0x1FFF,
+ 		};
+ 
+ 		platform_device_register_simple("swim", -1, &swim_rsrc, 1);
+diff --git a/arch/m68k/mm/kmap.c b/arch/m68k/mm/kmap.c
+index c2a38321c96d..3b420f6d8822 100644
+--- a/arch/m68k/mm/kmap.c
++++ b/arch/m68k/mm/kmap.c
+@@ -89,7 +89,8 @@ static inline void free_io_area(void *addr)
+ 	for (p = &iolist ; (tmp = *p) ; p = &tmp->next) {
+ 		if (tmp->addr == addr) {
+ 			*p = tmp->next;
+-			__iounmap(tmp->addr, tmp->size);
++			/* remove gap added in get_io_area() */
++			__iounmap(tmp->addr, tmp->size - IO_SIZE);
+ 			kfree(tmp);
+ 			return;
+ 		}
+diff --git a/arch/mips/ath79/mach-pb44.c b/arch/mips/ath79/mach-pb44.c
+index 6b2c6f3baefa..75fb96ca61db 100644
+--- a/arch/mips/ath79/mach-pb44.c
++++ b/arch/mips/ath79/mach-pb44.c
+@@ -34,7 +34,7 @@
+ #define PB44_KEYS_DEBOUNCE_INTERVAL	(3 * PB44_KEYS_POLL_INTERVAL)
+ 
+ static struct gpiod_lookup_table pb44_i2c_gpiod_table = {
+-	.dev_id = "i2c-gpio",
++	.dev_id = "i2c-gpio.0",
+ 	.table = {
+ 		GPIO_LOOKUP_IDX("ath79-gpio", PB44_GPIO_I2C_SDA,
+ 				NULL, 0, GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
+diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c
+index 6054d49e608e..8c9cbf13d32a 100644
+--- a/arch/mips/bcm47xx/setup.c
++++ b/arch/mips/bcm47xx/setup.c
+@@ -212,6 +212,12 @@ static int __init bcm47xx_cpu_fixes(void)
+ 		 */
+ 		if (bcm47xx_bus.bcma.bus.chipinfo.id == BCMA_CHIP_ID_BCM4706)
+ 			cpu_wait = NULL;
++
++		/*
++		 * BCM47XX Erratum "R10: PCIe Transactions Periodically Fail"
++		 * Enable ExternalSync for sync instruction to take effect
++		 */
++		set_c0_config7(MIPS_CONF7_ES);
+ 		break;
+ #endif
+ 	}
+diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h
+index a7d0b836f2f7..cea8ad864b3f 100644
+--- a/arch/mips/include/asm/io.h
++++ b/arch/mips/include/asm/io.h
+@@ -414,6 +414,8 @@ static inline type pfx##in##bwlq##p(unsigned long port)			\
+ 	__val = *__addr;						\
+ 	slow;								\
+ 									\
++	/* prevent prefetching of coherent DMA data prematurely */	\
++	rmb();								\
+ 	return pfx##ioswab##bwlq(__addr, __val);			\
+ }
+ 
+diff --git a/arch/mips/include/asm/mipsregs.h b/arch/mips/include/asm/mipsregs.h
+index f65859784a4c..eeb131e2048e 100644
+--- a/arch/mips/include/asm/mipsregs.h
++++ b/arch/mips/include/asm/mipsregs.h
+@@ -681,6 +681,8 @@
+ #define MIPS_CONF7_WII		(_ULCAST_(1) << 31)
+ 
+ #define MIPS_CONF7_RPS		(_ULCAST_(1) << 2)
++/* ExternalSync */
++#define MIPS_CONF7_ES		(_ULCAST_(1) << 8)
+ 
+ #define MIPS_CONF7_IAR		(_ULCAST_(1) << 10)
+ #define MIPS_CONF7_AR		(_ULCAST_(1) << 16)
+@@ -2760,6 +2762,7 @@ __BUILD_SET_C0(status)
+ __BUILD_SET_C0(cause)
+ __BUILD_SET_C0(config)
+ __BUILD_SET_C0(config5)
++__BUILD_SET_C0(config7)
+ __BUILD_SET_C0(intcontrol)
+ __BUILD_SET_C0(intctl)
+ __BUILD_SET_C0(srsmap)
+diff --git a/arch/mips/kernel/mcount.S b/arch/mips/kernel/mcount.S
+index f2ee7e1e3342..cff52b283e03 100644
+--- a/arch/mips/kernel/mcount.S
++++ b/arch/mips/kernel/mcount.S
+@@ -119,10 +119,20 @@ NESTED(_mcount, PT_SIZE, ra)
+ EXPORT_SYMBOL(_mcount)
+ 	PTR_LA	t1, ftrace_stub
+ 	PTR_L	t2, ftrace_trace_function /* Prepare t2 for (1) */
+-	bne	t1, t2, static_trace
++	beq	t1, t2, fgraph_trace
+ 	 nop
+ 
++	MCOUNT_SAVE_REGS
++
++	move	a0, ra		/* arg1: self return address */
++	jalr	t2		/* (1) call *ftrace_trace_function */
++	 move	a1, AT		/* arg2: parent's return address */
++
++	MCOUNT_RESTORE_REGS
++
++fgraph_trace:
+ #ifdef	CONFIG_FUNCTION_GRAPH_TRACER
++	PTR_LA	t1, ftrace_stub
+ 	PTR_L	t3, ftrace_graph_return
+ 	bne	t1, t3, ftrace_graph_caller
+ 	 nop
+@@ -131,24 +141,11 @@ EXPORT_SYMBOL(_mcount)
+ 	bne	t1, t3, ftrace_graph_caller
+ 	 nop
+ #endif
+-	b	ftrace_stub
+-#ifdef CONFIG_32BIT
+-	 addiu sp, sp, 8
+-#else
+-	 nop
+-#endif
+ 
+-static_trace:
+-	MCOUNT_SAVE_REGS
+-
+-	move	a0, ra		/* arg1: self return address */
+-	jalr	t2		/* (1) call *ftrace_trace_function */
+-	 move	a1, AT		/* arg2: parent's return address */
+-
+-	MCOUNT_RESTORE_REGS
+ #ifdef CONFIG_32BIT
+ 	addiu sp, sp, 8
+ #endif
++
+ 	.globl ftrace_stub
+ ftrace_stub:
+ 	RETURN_BACK
+diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
+index 95813df90801..bb2523b4bd8f 100644
+--- a/arch/powerpc/Makefile
++++ b/arch/powerpc/Makefile
+@@ -251,6 +251,7 @@ cpu-as-$(CONFIG_4xx)		+= -Wa,-m405
+ cpu-as-$(CONFIG_ALTIVEC)	+= $(call as-option,-Wa$(comma)-maltivec)
+ cpu-as-$(CONFIG_E200)		+= -Wa,-me200
+ cpu-as-$(CONFIG_PPC_BOOK3S_64)	+= -Wa,-mpower4
++cpu-as-$(CONFIG_PPC_E500MC)	+= $(call as-option,-Wa$(comma)-me500mc)
+ 
+ KBUILD_AFLAGS += $(cpu-as-y)
+ KBUILD_CFLAGS += $(cpu-as-y)
+diff --git a/arch/powerpc/kernel/dt_cpu_ftrs.c b/arch/powerpc/kernel/dt_cpu_ftrs.c
+index c904477abaf3..d926100da914 100644
+--- a/arch/powerpc/kernel/dt_cpu_ftrs.c
++++ b/arch/powerpc/kernel/dt_cpu_ftrs.c
+@@ -711,7 +711,8 @@ static __init void cpufeatures_cpu_quirks(void)
+ 		cur_cpu_spec->cpu_features |= CPU_FTR_P9_TM_HV_ASSIST;
+ 		cur_cpu_spec->cpu_features |= CPU_FTR_P9_TM_XER_SO_BUG;
+ 		cur_cpu_spec->cpu_features |= CPU_FTR_POWER9_DD2_1;
+-	} else /* DD2.1 and up have DD2_1 */
++	} else if ((version & 0xffff0000) == 0x004e0000)
++		/* DD2.1 and up have DD2_1 */
+ 		cur_cpu_spec->cpu_features |= CPU_FTR_POWER9_DD2_1;
+ 
+ 	if ((version & 0xffff0000) == 0x004e0000) {
+diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
+index 51695608c68b..3d1af55e09dc 100644
+--- a/arch/powerpc/kernel/entry_64.S
++++ b/arch/powerpc/kernel/entry_64.S
+@@ -596,6 +596,7 @@ END_MMU_FTR_SECTION_IFSET(MMU_FTR_1T_SEGMENT)
+ 	 * actually hit this code path.
+ 	 */
+ 
++	isync
+ 	slbie	r6
+ 	slbie	r6		/* Workaround POWER5 < DD2.1 issue */
+ 	slbmte	r7,r0
+diff --git a/arch/powerpc/kernel/fadump.c b/arch/powerpc/kernel/fadump.c
+index 3c2c2688918f..fe631022ea89 100644
+--- a/arch/powerpc/kernel/fadump.c
++++ b/arch/powerpc/kernel/fadump.c
+@@ -1155,6 +1155,9 @@ void fadump_cleanup(void)
+ 		init_fadump_mem_struct(&fdm,
+ 			be64_to_cpu(fdm_active->cpu_state_data.destination_address));
+ 		fadump_invalidate_dump(&fdm);
++	} else if (fw_dump.dump_registered) {
++		/* Un-register Firmware-assisted dump if it was registered. */
++		fadump_unregister_dump(&fdm);
+ 	}
+ }
+ 
+diff --git a/arch/powerpc/kernel/hw_breakpoint.c b/arch/powerpc/kernel/hw_breakpoint.c
+index 4c1012b80d3b..80547dad37da 100644
+--- a/arch/powerpc/kernel/hw_breakpoint.c
++++ b/arch/powerpc/kernel/hw_breakpoint.c
+@@ -178,8 +178,8 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp)
+ 	if (cpu_has_feature(CPU_FTR_DAWR)) {
+ 		length_max = 512 ; /* 64 doublewords */
+ 		/* DAWR region can't cross 512 boundary */
+-		if ((bp->attr.bp_addr >> 10) != 
+-		    ((bp->attr.bp_addr + bp->attr.bp_len - 1) >> 10))
++		if ((bp->attr.bp_addr >> 9) !=
++		    ((bp->attr.bp_addr + bp->attr.bp_len - 1) >> 9))
+ 			return -EINVAL;
+ 	}
+ 	if (info->len >
+diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c
+index d23cf632edf0..0f63dd5972e9 100644
+--- a/arch/powerpc/kernel/ptrace.c
++++ b/arch/powerpc/kernel/ptrace.c
+@@ -2443,6 +2443,7 @@ static int ptrace_set_debugreg(struct task_struct *task, unsigned long addr,
+ 	/* Create a new breakpoint request if one doesn't exist already */
+ 	hw_breakpoint_init(&attr);
+ 	attr.bp_addr = hw_brk.address;
++	attr.bp_len = 8;
+ 	arch_bp_generic_fields(hw_brk.type,
+ 			       &attr.bp_type);
+ 
+diff --git a/arch/powerpc/mm/pkeys.c b/arch/powerpc/mm/pkeys.c
+index 0eafdf01edc7..e6f500fabf5e 100644
+--- a/arch/powerpc/mm/pkeys.c
++++ b/arch/powerpc/mm/pkeys.c
+@@ -383,9 +383,9 @@ int __arch_override_mprotect_pkey(struct vm_area_struct *vma, int prot,
+ {
+ 	/*
+ 	 * If the currently associated pkey is execute-only, but the requested
+-	 * protection requires read or write, move it back to the default pkey.
++	 * protection is not execute-only, move it back to the default pkey.
+ 	 */
+-	if (vma_is_pkey_exec_only(vma) && (prot & (PROT_READ | PROT_WRITE)))
++	if (vma_is_pkey_exec_only(vma) && (prot != PROT_EXEC))
+ 		return 0;
+ 
+ 	/*
+diff --git a/arch/powerpc/mm/tlb-radix.c b/arch/powerpc/mm/tlb-radix.c
+index a5d7309c2d05..465cb604b33a 100644
+--- a/arch/powerpc/mm/tlb-radix.c
++++ b/arch/powerpc/mm/tlb-radix.c
+@@ -733,6 +733,8 @@ extern void radix_kvm_prefetch_workaround(struct mm_struct *mm)
+ 		for (; sib <= cpu_last_thread_sibling(cpu) && !flush; sib++) {
+ 			if (sib == cpu)
+ 				continue;
++			if (!cpu_possible(sib))
++				continue;
+ 			if (paca_ptrs[sib]->kvm_hstate.kvm_vcpu)
+ 				flush = true;
+ 		}
+diff --git a/arch/powerpc/perf/imc-pmu.c b/arch/powerpc/perf/imc-pmu.c
+index d7532e7b9ab5..75fb23c24ee8 100644
+--- a/arch/powerpc/perf/imc-pmu.c
++++ b/arch/powerpc/perf/imc-pmu.c
+@@ -1146,7 +1146,7 @@ static int init_nest_pmu_ref(void)
+ 
+ static void cleanup_all_core_imc_memory(void)
+ {
+-	int i, nr_cores = DIV_ROUND_UP(num_present_cpus(), threads_per_core);
++	int i, nr_cores = DIV_ROUND_UP(num_possible_cpus(), threads_per_core);
+ 	struct imc_mem_info *ptr = core_imc_pmu->mem_info;
+ 	int size = core_imc_pmu->counter_mem_size;
+ 
+@@ -1264,7 +1264,7 @@ static int imc_mem_init(struct imc_pmu *pmu_ptr, struct device_node *parent,
+ 		if (!pmu_ptr->pmu.name)
+ 			return -ENOMEM;
+ 
+-		nr_cores = DIV_ROUND_UP(num_present_cpus(), threads_per_core);
++		nr_cores = DIV_ROUND_UP(num_possible_cpus(), threads_per_core);
+ 		pmu_ptr->mem_info = kcalloc(nr_cores, sizeof(struct imc_mem_info),
+ 								GFP_KERNEL);
+ 
+diff --git a/arch/powerpc/platforms/powernv/copy-paste.h b/arch/powerpc/platforms/powernv/copy-paste.h
+index c9a503623431..e9a6c35f8a29 100644
+--- a/arch/powerpc/platforms/powernv/copy-paste.h
++++ b/arch/powerpc/platforms/powernv/copy-paste.h
+@@ -42,5 +42,6 @@ static inline int vas_paste(void *paste_address, int offset)
+ 		: "b" (offset), "b" (paste_address)
+ 		: "memory", "cr0");
+ 
+-	return (cr >> CR0_SHIFT) & CR0_MASK;
++	/* We mask with 0xE to ignore SO */
++	return (cr >> CR0_SHIFT) & 0xE;
+ }
+diff --git a/arch/powerpc/platforms/powernv/idle.c b/arch/powerpc/platforms/powernv/idle.c
+index 1f12ab1e6030..1c5d0675b43c 100644
+--- a/arch/powerpc/platforms/powernv/idle.c
++++ b/arch/powerpc/platforms/powernv/idle.c
+@@ -79,7 +79,7 @@ static int pnv_save_sprs_for_deep_states(void)
+ 	uint64_t msr_val = MSR_IDLE;
+ 	uint64_t psscr_val = pnv_deepest_stop_psscr_val;
+ 
+-	for_each_possible_cpu(cpu) {
++	for_each_present_cpu(cpu) {
+ 		uint64_t pir = get_hard_smp_processor_id(cpu);
+ 		uint64_t hsprg0_val = (uint64_t)paca_ptrs[cpu];
+ 
+@@ -814,7 +814,7 @@ static int __init pnv_init_idle_states(void)
+ 		int cpu;
+ 
+ 		pr_info("powernv: idle: Saving PACA pointers of all CPUs in their thread sibling PACA\n");
+-		for_each_possible_cpu(cpu) {
++		for_each_present_cpu(cpu) {
+ 			int base_cpu = cpu_first_thread_sibling(cpu);
+ 			int idx = cpu_thread_in_core(cpu);
+ 			int i;
+diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
+index 3f9c69d7623a..f7d9b3433a29 100644
+--- a/arch/powerpc/platforms/powernv/pci-ioda.c
++++ b/arch/powerpc/platforms/powernv/pci-ioda.c
+@@ -3642,7 +3642,6 @@ static void pnv_pci_ioda2_release_pe_dma(struct pnv_ioda_pe *pe)
+ 		WARN_ON(pe->table_group.group);
+ 	}
+ 
+-	pnv_pci_ioda2_table_free_pages(tbl);
+ 	iommu_tce_table_put(tbl);
+ }
+ 
+diff --git a/arch/um/drivers/vector_kern.c b/arch/um/drivers/vector_kern.c
+index 02168fe25105..cf9bf9b43ec3 100644
+--- a/arch/um/drivers/vector_kern.c
++++ b/arch/um/drivers/vector_kern.c
+@@ -188,7 +188,7 @@ static int get_transport_options(struct arglist *def)
+ 	if (strncmp(transport, TRANS_TAP, TRANS_TAP_LEN) == 0)
+ 		return (vec_rx | VECTOR_BPF);
+ 	if (strncmp(transport, TRANS_RAW, TRANS_RAW_LEN) == 0)
+-		return (vec_rx | vec_tx);
++		return (vec_rx | vec_tx | VECTOR_QDISC_BYPASS);
+ 	return (vec_rx | vec_tx);
+ }
+ 
+@@ -504,15 +504,19 @@ static struct vector_queue *create_queue(
+ 
+ 	result = kmalloc(sizeof(struct vector_queue), GFP_KERNEL);
+ 	if (result == NULL)
+-		goto out_fail;
++		return NULL;
+ 	result->max_depth = max_size;
+ 	result->dev = vp->dev;
+ 	result->mmsg_vector = kmalloc(
+ 		(sizeof(struct mmsghdr) * max_size), GFP_KERNEL);
++	if (result->mmsg_vector == NULL)
++		goto out_mmsg_fail;
+ 	result->skbuff_vector = kmalloc(
+ 		(sizeof(void *) * max_size), GFP_KERNEL);
+-	if (result->mmsg_vector == NULL || result->skbuff_vector == NULL)
+-		goto out_fail;
++	if (result->skbuff_vector == NULL)
++		goto out_skb_fail;
++
++	/* further failures can be handled safely by destroy_queue*/
+ 
+ 	mmsg_vector = result->mmsg_vector;
+ 	for (i = 0; i < max_size; i++) {
+@@ -563,6 +567,11 @@ static struct vector_queue *create_queue(
+ 	result->head = 0;
+ 	result->tail = 0;
+ 	return result;
++out_skb_fail:
++	kfree(result->mmsg_vector);
++out_mmsg_fail:
++	kfree(result);
++	return NULL;
+ out_fail:
+ 	destroy_queue(result);
+ 	return NULL;
+@@ -1232,9 +1241,8 @@ static int vector_net_open(struct net_device *dev)
+ 
+ 	if ((vp->options & VECTOR_QDISC_BYPASS) != 0) {
+ 		if (!uml_raw_enable_qdisc_bypass(vp->fds->rx_fd))
+-			vp->options = vp->options | VECTOR_BPF;
++			vp->options |= VECTOR_BPF;
+ 	}
+-
+ 	if ((vp->options & VECTOR_BPF) != 0)
+ 		vp->bpf = uml_vector_default_bpf(vp->fds->rx_fd, dev->dev_addr);
+ 
+diff --git a/arch/x86/entry/entry_64_compat.S b/arch/x86/entry/entry_64_compat.S
+index 9de7f1e1dede..7d0df78db727 100644
+--- a/arch/x86/entry/entry_64_compat.S
++++ b/arch/x86/entry/entry_64_compat.S
+@@ -84,13 +84,13 @@ ENTRY(entry_SYSENTER_compat)
+ 	pushq	%rdx			/* pt_regs->dx */
+ 	pushq	%rcx			/* pt_regs->cx */
+ 	pushq	$-ENOSYS		/* pt_regs->ax */
+-	pushq   %r8			/* pt_regs->r8 */
++	pushq   $0			/* pt_regs->r8  = 0 */
+ 	xorl	%r8d, %r8d		/* nospec   r8 */
+-	pushq   %r9			/* pt_regs->r9 */
++	pushq   $0			/* pt_regs->r9  = 0 */
+ 	xorl	%r9d, %r9d		/* nospec   r9 */
+-	pushq   %r10			/* pt_regs->r10 */
++	pushq   $0			/* pt_regs->r10 = 0 */
+ 	xorl	%r10d, %r10d		/* nospec   r10 */
+-	pushq   %r11			/* pt_regs->r11 */
++	pushq   $0			/* pt_regs->r11 = 0 */
+ 	xorl	%r11d, %r11d		/* nospec   r11 */
+ 	pushq   %rbx                    /* pt_regs->rbx */
+ 	xorl	%ebx, %ebx		/* nospec   rbx */
+@@ -374,13 +374,13 @@ ENTRY(entry_INT80_compat)
+ 	pushq	%rcx			/* pt_regs->cx */
+ 	xorl	%ecx, %ecx		/* nospec   cx */
+ 	pushq	$-ENOSYS		/* pt_regs->ax */
+-	pushq   $0			/* pt_regs->r8  = 0 */
++	pushq   %r8			/* pt_regs->r8 */
+ 	xorl	%r8d, %r8d		/* nospec   r8 */
+-	pushq   $0			/* pt_regs->r9  = 0 */
++	pushq   %r9			/* pt_regs->r9 */
+ 	xorl	%r9d, %r9d		/* nospec   r9 */
+-	pushq   $0			/* pt_regs->r10 = 0 */
++	pushq   %r10			/* pt_regs->r10*/
+ 	xorl	%r10d, %r10d		/* nospec   r10 */
+-	pushq   $0			/* pt_regs->r11 = 0 */
++	pushq   %r11			/* pt_regs->r11 */
+ 	xorl	%r11d, %r11d		/* nospec   r11 */
+ 	pushq   %rbx                    /* pt_regs->rbx */
+ 	xorl	%ebx, %ebx		/* nospec   rbx */
+diff --git a/arch/x86/include/asm/barrier.h b/arch/x86/include/asm/barrier.h
+index 042b5e892ed1..14de0432d288 100644
+--- a/arch/x86/include/asm/barrier.h
++++ b/arch/x86/include/asm/barrier.h
+@@ -38,7 +38,7 @@ static inline unsigned long array_index_mask_nospec(unsigned long index,
+ {
+ 	unsigned long mask;
+ 
+-	asm ("cmp %1,%2; sbb %0,%0;"
++	asm volatile ("cmp %1,%2; sbb %0,%0;"
+ 			:"=r" (mask)
+ 			:"g"(size),"r" (index)
+ 			:"cc");
+diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c
+index efaf2d4f9c3c..d492752f79e1 100644
+--- a/arch/x86/kernel/apic/x2apic_uv_x.c
++++ b/arch/x86/kernel/apic/x2apic_uv_x.c
+@@ -26,6 +26,7 @@
+ #include <linux/delay.h>
+ #include <linux/crash_dump.h>
+ #include <linux/reboot.h>
++#include <linux/memory.h>
+ 
+ #include <asm/uv/uv_mmrs.h>
+ #include <asm/uv/uv_hub.h>
+@@ -392,6 +393,51 @@ extern int uv_hub_info_version(void)
+ }
+ EXPORT_SYMBOL(uv_hub_info_version);
+ 
++/* Default UV memory block size is 2GB */
++static unsigned long mem_block_size = (2UL << 30);
++
++/* Kernel parameter to specify UV mem block size */
++static int parse_mem_block_size(char *ptr)
++{
++	unsigned long size = memparse(ptr, NULL);
++
++	/* Size will be rounded down by set_block_size() below */
++	mem_block_size = size;
++	return 0;
++}
++early_param("uv_memblksize", parse_mem_block_size);
++
++static __init int adj_blksize(u32 lgre)
++{
++	unsigned long base = (unsigned long)lgre << UV_GAM_RANGE_SHFT;
++	unsigned long size;
++
++	for (size = mem_block_size; size > MIN_MEMORY_BLOCK_SIZE; size >>= 1)
++		if (IS_ALIGNED(base, size))
++			break;
++
++	if (size >= mem_block_size)
++		return 0;
++
++	mem_block_size = size;
++	return 1;
++}
++
++static __init void set_block_size(void)
++{
++	unsigned int order = ffs(mem_block_size);
++
++	if (order) {
++		/* adjust for ffs return of 1..64 */
++		set_memory_block_size_order(order - 1);
++		pr_info("UV: mem_block_size set to 0x%lx\n", mem_block_size);
++	} else {
++		/* bad or zero value, default to 1UL << 31 (2GB) */
++		pr_err("UV: mem_block_size error with 0x%lx\n", mem_block_size);
++		set_memory_block_size_order(31);
++	}
++}
++
+ /* Build GAM range lookup table: */
+ static __init void build_uv_gr_table(void)
+ {
+@@ -1180,23 +1226,30 @@ static void __init decode_gam_rng_tbl(unsigned long ptr)
+ 					<< UV_GAM_RANGE_SHFT);
+ 		int order = 0;
+ 		char suffix[] = " KMGTPE";
++		int flag = ' ';
+ 
+ 		while (size > 9999 && order < sizeof(suffix)) {
+ 			size /= 1024;
+ 			order++;
+ 		}
+ 
++		/* adjust max block size to current range start */
++		if (gre->type == 1 || gre->type == 2)
++			if (adj_blksize(lgre))
++				flag = '*';
++
+ 		if (!index) {
+ 			pr_info("UV: GAM Range Table...\n");
+-			pr_info("UV:  # %20s %14s %5s %4s %5s %3s %2s\n", "Range", "", "Size", "Type", "NASID", "SID", "PN");
++			pr_info("UV:  # %20s %14s %6s %4s %5s %3s %2s\n", "Range", "", "Size", "Type", "NASID", "SID", "PN");
+ 		}
+-		pr_info("UV: %2d: 0x%014lx-0x%014lx %5lu%c %3d   %04x  %02x %02x\n",
++		pr_info("UV: %2d: 0x%014lx-0x%014lx%c %5lu%c %3d   %04x  %02x %02x\n",
+ 			index++,
+ 			(unsigned long)lgre << UV_GAM_RANGE_SHFT,
+ 			(unsigned long)gre->limit << UV_GAM_RANGE_SHFT,
+-			size, suffix[order],
++			flag, size, suffix[order],
+ 			gre->type, gre->nasid, gre->sockid, gre->pnode);
+ 
++		/* update to next range start */
+ 		lgre = gre->limit;
+ 		if (sock_min > gre->sockid)
+ 			sock_min = gre->sockid;
+@@ -1427,6 +1480,7 @@ static void __init uv_system_init_hub(void)
+ 
+ 	build_socket_tables();
+ 	build_uv_gr_table();
++	set_block_size();
+ 	uv_init_hub_info(&hub_info);
+ 	uv_possible_blades = num_possible_nodes();
+ 	if (!_node_to_pnode)
+diff --git a/arch/x86/kernel/cpu/mcheck/mce-severity.c b/arch/x86/kernel/cpu/mcheck/mce-severity.c
+index 5bbd06f38ff6..f34d89c01edc 100644
+--- a/arch/x86/kernel/cpu/mcheck/mce-severity.c
++++ b/arch/x86/kernel/cpu/mcheck/mce-severity.c
+@@ -160,6 +160,11 @@ static struct severity {
+ 		SER, MASK(MCI_STATUS_OVER|MCI_UC_SAR|MCI_ADDR|MCACOD, MCI_UC_SAR|MCI_ADDR|MCACOD_INSTR),
+ 		USER
+ 		),
++	MCESEV(
++		PANIC, "Data load in unrecoverable area of kernel",
++		SER, MASK(MCI_STATUS_OVER|MCI_UC_SAR|MCI_ADDR|MCACOD, MCI_UC_SAR|MCI_ADDR|MCACOD_DATA),
++		KERNEL
++		),
+ #endif
+ 	MCESEV(
+ 		PANIC, "Action required: unknown MCACOD",
+diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
+index 42cf2880d0ed..6f7eda9d5297 100644
+--- a/arch/x86/kernel/cpu/mcheck/mce.c
++++ b/arch/x86/kernel/cpu/mcheck/mce.c
+@@ -772,23 +772,25 @@ EXPORT_SYMBOL_GPL(machine_check_poll);
+ static int mce_no_way_out(struct mce *m, char **msg, unsigned long *validp,
+ 			  struct pt_regs *regs)
+ {
+-	int i, ret = 0;
+ 	char *tmp;
++	int i;
+ 
+ 	for (i = 0; i < mca_cfg.banks; i++) {
+ 		m->status = mce_rdmsrl(msr_ops.status(i));
+-		if (m->status & MCI_STATUS_VAL) {
+-			__set_bit(i, validp);
+-			if (quirk_no_way_out)
+-				quirk_no_way_out(i, m, regs);
+-		}
++		if (!(m->status & MCI_STATUS_VAL))
++			continue;
++
++		__set_bit(i, validp);
++		if (quirk_no_way_out)
++			quirk_no_way_out(i, m, regs);
+ 
+ 		if (mce_severity(m, mca_cfg.tolerant, &tmp, true) >= MCE_PANIC_SEVERITY) {
++			mce_read_aux(m, i);
+ 			*msg = tmp;
+-			ret = 1;
++			return 1;
+ 		}
+ 	}
+-	return ret;
++	return 0;
+ }
+ 
+ /*
+@@ -1205,13 +1207,18 @@ void do_machine_check(struct pt_regs *regs, long error_code)
+ 		lmce = m.mcgstatus & MCG_STATUS_LMCES;
+ 
+ 	/*
++	 * Local machine check may already know that we have to panic.
++	 * Broadcast machine check begins rendezvous in mce_start()
+ 	 * Go through all banks in exclusion of the other CPUs. This way we
+ 	 * don't report duplicated events on shared banks because the first one
+-	 * to see it will clear it. If this is a Local MCE, then no need to
+-	 * perform rendezvous.
++	 * to see it will clear it.
+ 	 */
+-	if (!lmce)
++	if (lmce) {
++		if (no_way_out)
++			mce_panic("Fatal local machine check", &m, msg);
++	} else {
+ 		order = mce_start(&no_way_out);
++	}
+ 
+ 	for (i = 0; i < cfg->banks; i++) {
+ 		__clear_bit(i, toclear);
+@@ -1287,12 +1294,17 @@ void do_machine_check(struct pt_regs *regs, long error_code)
+ 			no_way_out = worst >= MCE_PANIC_SEVERITY;
+ 	} else {
+ 		/*
+-		 * Local MCE skipped calling mce_reign()
+-		 * If we found a fatal error, we need to panic here.
++		 * If there was a fatal machine check we should have
++		 * already called mce_panic earlier in this function.
++		 * Since we re-read the banks, we might have found
++		 * something new. Check again to see if we found a
++		 * fatal error. We call "mce_severity()" again to
++		 * make sure we have the right "msg".
+ 		 */
+-		 if (worst >= MCE_PANIC_SEVERITY && mca_cfg.tolerant < 3)
+-			mce_panic("Machine check from unknown source",
+-				NULL, NULL);
++		if (worst >= MCE_PANIC_SEVERITY && mca_cfg.tolerant < 3) {
++			mce_severity(&m, cfg->tolerant, &msg, true);
++			mce_panic("Local fatal machine check!", &m, msg);
++		}
+ 	}
+ 
+ 	/*
+diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
+index 6a2cb1442e05..aec38a170dbc 100644
+--- a/arch/x86/kernel/e820.c
++++ b/arch/x86/kernel/e820.c
+@@ -1246,6 +1246,7 @@ void __init e820__memblock_setup(void)
+ {
+ 	int i;
+ 	u64 end;
++	u64 addr = 0;
+ 
+ 	/*
+ 	 * The bootstrap memblock region count maximum is 128 entries
+@@ -1262,13 +1263,21 @@ void __init e820__memblock_setup(void)
+ 		struct e820_entry *entry = &e820_table->entries[i];
+ 
+ 		end = entry->addr + entry->size;
++		if (addr < entry->addr)
++			memblock_reserve(addr, entry->addr - addr);
++		addr = end;
+ 		if (end != (resource_size_t)end)
+ 			continue;
+ 
++		/*
++		 * all !E820_TYPE_RAM ranges (including gap ranges) are put
++		 * into memblock.reserved to make sure that struct pages in
++		 * such regions are not left uninitialized after bootup.
++		 */
+ 		if (entry->type != E820_TYPE_RAM && entry->type != E820_TYPE_RESERVED_KERN)
+-			continue;
+-
+-		memblock_add(entry->addr, entry->size);
++			memblock_reserve(entry->addr, entry->size);
++		else
++			memblock_add(entry->addr, entry->size);
+ 	}
+ 
+ 	/* Throw away partial pages: */
+diff --git a/arch/x86/kernel/quirks.c b/arch/x86/kernel/quirks.c
+index 697a4ce04308..736348ead421 100644
+--- a/arch/x86/kernel/quirks.c
++++ b/arch/x86/kernel/quirks.c
+@@ -645,12 +645,19 @@ static void quirk_intel_brickland_xeon_ras_cap(struct pci_dev *pdev)
+ /* Skylake */
+ static void quirk_intel_purley_xeon_ras_cap(struct pci_dev *pdev)
+ {
+-	u32 capid0;
++	u32 capid0, capid5;
+ 
+ 	pci_read_config_dword(pdev, 0x84, &capid0);
++	pci_read_config_dword(pdev, 0x98, &capid5);
+ 
+-	if ((capid0 & 0xc0) == 0xc0)
++	/*
++	 * CAPID0{7:6} indicate whether this is an advanced RAS SKU
++	 * CAPID5{8:5} indicate that various NVDIMM usage modes are
++	 * enabled, so memory machine check recovery is also enabled.
++	 */
++	if ((capid0 & 0xc0) == 0xc0 || (capid5 & 0x1e0))
+ 		static_branch_inc(&mcsafe_key);
++
+ }
+ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x0ec3, quirk_intel_brickland_xeon_ras_cap);
+ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x2fc0, quirk_intel_brickland_xeon_ras_cap);
+diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
+index 03f3d7695dac..162a31d80ad5 100644
+--- a/arch/x86/kernel/traps.c
++++ b/arch/x86/kernel/traps.c
+@@ -834,16 +834,18 @@ static void math_error(struct pt_regs *regs, int error_code, int trapnr)
+ 	char *str = (trapnr == X86_TRAP_MF) ? "fpu exception" :
+ 						"simd exception";
+ 
+-	if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, SIGFPE) == NOTIFY_STOP)
+-		return;
+ 	cond_local_irq_enable(regs);
+ 
+ 	if (!user_mode(regs)) {
+-		if (!fixup_exception(regs, trapnr)) {
+-			task->thread.error_code = error_code;
+-			task->thread.trap_nr = trapnr;
++		if (fixup_exception(regs, trapnr))
++			return;
++
++		task->thread.error_code = error_code;
++		task->thread.trap_nr = trapnr;
++
++		if (notify_die(DIE_TRAP, str, regs, error_code,
++					trapnr, SIGFPE) != NOTIFY_STOP)
+ 			die(str, regs, error_code);
+-		}
+ 		return;
+ 	}
+ 
+diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c
+index fec82b577c18..cee58a972cb2 100644
+--- a/arch/x86/mm/init.c
++++ b/arch/x86/mm/init.c
+@@ -706,7 +706,9 @@ void __init init_mem_mapping(void)
+  */
+ int devmem_is_allowed(unsigned long pagenr)
+ {
+-	if (page_is_ram(pagenr)) {
++	if (region_intersects(PFN_PHYS(pagenr), PAGE_SIZE,
++				IORESOURCE_SYSTEM_RAM, IORES_DESC_NONE)
++			!= REGION_DISJOINT) {
+ 		/*
+ 		 * For disallowed memory regions in the low 1MB range,
+ 		 * request that the page be shown as all zeros.
+diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
+index 0a400606dea0..20d8bf5fbceb 100644
+--- a/arch/x86/mm/init_64.c
++++ b/arch/x86/mm/init_64.c
+@@ -1350,16 +1350,28 @@ int kern_addr_valid(unsigned long addr)
+ /* Amount of ram needed to start using large blocks */
+ #define MEM_SIZE_FOR_LARGE_BLOCK (64UL << 30)
+ 
++/* Adjustable memory block size */
++static unsigned long set_memory_block_size;
++int __init set_memory_block_size_order(unsigned int order)
++{
++	unsigned long size = 1UL << order;
++
++	if (size > MEM_SIZE_FOR_LARGE_BLOCK || size < MIN_MEMORY_BLOCK_SIZE)
++		return -EINVAL;
++
++	set_memory_block_size = size;
++	return 0;
++}
++
+ static unsigned long probe_memory_block_size(void)
+ {
+ 	unsigned long boot_mem_end = max_pfn << PAGE_SHIFT;
+ 	unsigned long bz;
+ 
+-	/* If this is UV system, always set 2G block size */
+-	if (is_uv_system()) {
+-		bz = MAX_BLOCK_SIZE;
++	/* If memory block size has been set, then use it */
++	bz = set_memory_block_size;
++	if (bz)
+ 		goto done;
+-	}
+ 
+ 	/* Use regular block if RAM is smaller than MEM_SIZE_FOR_LARGE_BLOCK */
+ 	if (boot_mem_end < MEM_SIZE_FOR_LARGE_BLOCK) {
+diff --git a/arch/x86/platform/efi/efi_64.c b/arch/x86/platform/efi/efi_64.c
+index bed7e7f4e44c..84fbfaba8404 100644
+--- a/arch/x86/platform/efi/efi_64.c
++++ b/arch/x86/platform/efi/efi_64.c
+@@ -166,14 +166,14 @@ void __init efi_call_phys_epilog(pgd_t *save_pgd)
+ 		pgd = pgd_offset_k(pgd_idx * PGDIR_SIZE);
+ 		set_pgd(pgd_offset_k(pgd_idx * PGDIR_SIZE), save_pgd[pgd_idx]);
+ 
+-		if (!(pgd_val(*pgd) & _PAGE_PRESENT))
++		if (!pgd_present(*pgd))
+ 			continue;
+ 
+ 		for (i = 0; i < PTRS_PER_P4D; i++) {
+ 			p4d = p4d_offset(pgd,
+ 					 pgd_idx * PGDIR_SIZE + i * P4D_SIZE);
+ 
+-			if (!(p4d_val(*p4d) & _PAGE_PRESENT))
++			if (!p4d_present(*p4d))
+ 				continue;
+ 
+ 			pud = (pud_t *)p4d_page_vaddr(*p4d);
+diff --git a/arch/x86/xen/smp_pv.c b/arch/x86/xen/smp_pv.c
+index 2e20ae2fa2d6..e3b18ad49889 100644
+--- a/arch/x86/xen/smp_pv.c
++++ b/arch/x86/xen/smp_pv.c
+@@ -32,6 +32,7 @@
+ #include <xen/interface/vcpu.h>
+ #include <xen/interface/xenpmu.h>
+ 
++#include <asm/spec-ctrl.h>
+ #include <asm/xen/interface.h>
+ #include <asm/xen/hypercall.h>
+ 
+@@ -70,6 +71,8 @@ static void cpu_bringup(void)
+ 	cpu_data(cpu).x86_max_cores = 1;
+ 	set_cpu_sibling_map(cpu);
+ 
++	speculative_store_bypass_ht_init();
++
+ 	xen_setup_cpu_clockevents();
+ 
+ 	notify_cpu_starting(cpu);
+@@ -250,6 +253,8 @@ static void __init xen_pv_smp_prepare_cpus(unsigned int max_cpus)
+ 	}
+ 	set_cpu_sibling_map(0);
+ 
++	speculative_store_bypass_ht_init();
++
+ 	xen_pmu_init(0);
+ 
+ 	if (xen_smp_intr_init(0) || xen_smp_intr_init_pv(0))
+diff --git a/arch/xtensa/kernel/traps.c b/arch/xtensa/kernel/traps.c
+index 32c5207f1226..84a70b8cbe33 100644
+--- a/arch/xtensa/kernel/traps.c
++++ b/arch/xtensa/kernel/traps.c
+@@ -338,7 +338,7 @@ do_unaligned_user (struct pt_regs *regs)
+ 	info.si_errno = 0;
+ 	info.si_code = BUS_ADRALN;
+ 	info.si_addr = (void *) regs->excvaddr;
+-	force_sig_info(SIGSEGV, &info, current);
++	force_sig_info(SIGBUS, &info, current);
+ 
+ }
+ #endif
+diff --git a/block/blk-core.c b/block/blk-core.c
+index 85909b431eb0..b559b9d4f1a2 100644
+--- a/block/blk-core.c
++++ b/block/blk-core.c
+@@ -3487,6 +3487,10 @@ static void __blk_rq_prep_clone(struct request *dst, struct request *src)
+ 	dst->cpu = src->cpu;
+ 	dst->__sector = blk_rq_pos(src);
+ 	dst->__data_len = blk_rq_bytes(src);
++	if (src->rq_flags & RQF_SPECIAL_PAYLOAD) {
++		dst->rq_flags |= RQF_SPECIAL_PAYLOAD;
++		dst->special_vec = src->special_vec;
++	}
+ 	dst->nr_phys_segments = src->nr_phys_segments;
+ 	dst->ioprio = src->ioprio;
+ 	dst->extra_len = src->extra_len;
+diff --git a/crypto/asymmetric_keys/x509_cert_parser.c b/crypto/asymmetric_keys/x509_cert_parser.c
+index 7d81e6bb461a..b6cabac4b62b 100644
+--- a/crypto/asymmetric_keys/x509_cert_parser.c
++++ b/crypto/asymmetric_keys/x509_cert_parser.c
+@@ -249,6 +249,15 @@ int x509_note_signature(void *context, size_t hdrlen,
+ 		return -EINVAL;
+ 	}
+ 
++	if (strcmp(ctx->cert->sig->pkey_algo, "rsa") == 0) {
++		/* Discard the BIT STRING metadata */
++		if (vlen < 1 || *(const u8 *)value != 0)
++			return -EBADMSG;
++
++		value++;
++		vlen--;
++	}
++
+ 	ctx->cert->raw_sig = value;
+ 	ctx->cert->raw_sig_size = vlen;
+ 	return 0;
+diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c
+index 2bcffec8dbf0..eb091375c873 100644
+--- a/drivers/acpi/acpi_lpss.c
++++ b/drivers/acpi/acpi_lpss.c
+@@ -22,6 +22,7 @@
+ #include <linux/pm_domain.h>
+ #include <linux/pm_runtime.h>
+ #include <linux/pwm.h>
++#include <linux/suspend.h>
+ #include <linux/delay.h>
+ 
+ #include "internal.h"
+@@ -229,11 +230,13 @@ static const struct lpss_device_desc lpt_sdio_dev_desc = {
+ 
+ static const struct lpss_device_desc byt_pwm_dev_desc = {
+ 	.flags = LPSS_SAVE_CTX,
++	.prv_offset = 0x800,
+ 	.setup = byt_pwm_setup,
+ };
+ 
+ static const struct lpss_device_desc bsw_pwm_dev_desc = {
+ 	.flags = LPSS_SAVE_CTX | LPSS_NO_D3_DELAY,
++	.prv_offset = 0x800,
+ 	.setup = bsw_pwm_setup,
+ };
+ 
+@@ -940,9 +943,10 @@ static void lpss_iosf_exit_d3_state(void)
+ 	mutex_unlock(&lpss_iosf_mutex);
+ }
+ 
+-static int acpi_lpss_suspend(struct device *dev, bool wakeup)
++static int acpi_lpss_suspend(struct device *dev, bool runtime)
+ {
+ 	struct lpss_private_data *pdata = acpi_driver_data(ACPI_COMPANION(dev));
++	bool wakeup = runtime || device_may_wakeup(dev);
+ 	int ret;
+ 
+ 	if (pdata->dev_desc->flags & LPSS_SAVE_CTX)
+@@ -955,13 +959,14 @@ static int acpi_lpss_suspend(struct device *dev, bool wakeup)
+ 	 * wrong status for devices being about to be powered off. See
+ 	 * lpss_iosf_enter_d3_state() for further information.
+ 	 */
+-	if (lpss_quirks & LPSS_QUIRK_ALWAYS_POWER_ON && iosf_mbi_available())
++	if ((runtime || !pm_suspend_via_firmware()) &&
++	    lpss_quirks & LPSS_QUIRK_ALWAYS_POWER_ON && iosf_mbi_available())
+ 		lpss_iosf_enter_d3_state();
+ 
+ 	return ret;
+ }
+ 
+-static int acpi_lpss_resume(struct device *dev)
++static int acpi_lpss_resume(struct device *dev, bool runtime)
+ {
+ 	struct lpss_private_data *pdata = acpi_driver_data(ACPI_COMPANION(dev));
+ 	int ret;
+@@ -970,7 +975,8 @@ static int acpi_lpss_resume(struct device *dev)
+ 	 * This call is kept first to be in symmetry with
+ 	 * acpi_lpss_runtime_suspend() one.
+ 	 */
+-	if (lpss_quirks & LPSS_QUIRK_ALWAYS_POWER_ON && iosf_mbi_available())
++	if ((runtime || !pm_resume_via_firmware()) &&
++	    lpss_quirks & LPSS_QUIRK_ALWAYS_POWER_ON && iosf_mbi_available())
+ 		lpss_iosf_exit_d3_state();
+ 
+ 	ret = acpi_dev_resume(dev);
+@@ -994,12 +1000,12 @@ static int acpi_lpss_suspend_late(struct device *dev)
+ 		return 0;
+ 
+ 	ret = pm_generic_suspend_late(dev);
+-	return ret ? ret : acpi_lpss_suspend(dev, device_may_wakeup(dev));
++	return ret ? ret : acpi_lpss_suspend(dev, false);
+ }
+ 
+ static int acpi_lpss_resume_early(struct device *dev)
+ {
+-	int ret = acpi_lpss_resume(dev);
++	int ret = acpi_lpss_resume(dev, false);
+ 
+ 	return ret ? ret : pm_generic_resume_early(dev);
+ }
+@@ -1014,7 +1020,7 @@ static int acpi_lpss_runtime_suspend(struct device *dev)
+ 
+ static int acpi_lpss_runtime_resume(struct device *dev)
+ {
+-	int ret = acpi_lpss_resume(dev);
++	int ret = acpi_lpss_resume(dev, true);
+ 
+ 	return ret ? ret : pm_generic_runtime_resume(dev);
+ }
+diff --git a/drivers/auxdisplay/Kconfig b/drivers/auxdisplay/Kconfig
+index 2c2ed9cf8796..f9413755177b 100644
+--- a/drivers/auxdisplay/Kconfig
++++ b/drivers/auxdisplay/Kconfig
+@@ -14,9 +14,6 @@ menuconfig AUXDISPLAY
+ 
+ 	  If you say N, all options in this submenu will be skipped and disabled.
+ 
+-config CHARLCD
+-	tristate "Character LCD core support" if COMPILE_TEST
+-
+ if AUXDISPLAY
+ 
+ config HD44780
+@@ -157,8 +154,6 @@ config HT16K33
+ 	  Say yes here to add support for Holtek HT16K33, RAM mapping 16*8
+ 	  LED controller driver with keyscan.
+ 
+-endif # AUXDISPLAY
+-
+ config ARM_CHARLCD
+ 	bool "ARM Ltd. Character LCD Driver"
+ 	depends on PLAT_VERSATILE
+@@ -169,6 +164,8 @@ config ARM_CHARLCD
+ 	  line and the Linux version on the second line, but that's
+ 	  still useful.
+ 
++endif # AUXDISPLAY
++
+ config PANEL
+ 	tristate "Parallel port LCD/Keypad Panel support"
+ 	depends on PARPORT
+@@ -448,3 +445,6 @@ config PANEL_BOOT_MESSAGE
+ 	  printf()-formatted message is valid with newline and escape codes.
+ 
+ endif # PANEL
++
++config CHARLCD
++	tristate "Character LCD core support" if COMPILE_TEST
+diff --git a/drivers/base/core.c b/drivers/base/core.c
+index d680fd030316..f4ba878dd2dc 100644
+--- a/drivers/base/core.c
++++ b/drivers/base/core.c
+@@ -216,6 +216,13 @@ struct device_link *device_link_add(struct device *consumer,
+ 			link->rpm_active = true;
+ 		}
+ 		pm_runtime_new_link(consumer);
++		/*
++		 * If the link is being added by the consumer driver at probe
++		 * time, balance the decrementation of the supplier's runtime PM
++		 * usage counter after consumer probe in driver_probe_device().
++		 */
++		if (consumer->links.status == DL_DEV_PROBING)
++			pm_runtime_get_noresume(supplier);
+ 	}
+ 	get_device(supplier);
+ 	link->supplier = supplier;
+@@ -235,12 +242,12 @@ struct device_link *device_link_add(struct device *consumer,
+ 			switch (consumer->links.status) {
+ 			case DL_DEV_PROBING:
+ 				/*
+-				 * Balance the decrementation of the supplier's
+-				 * runtime PM usage counter after consumer probe
+-				 * in driver_probe_device().
++				 * Some callers expect the link creation during
++				 * consumer driver probe to resume the supplier
++				 * even without DL_FLAG_RPM_ACTIVE.
+ 				 */
+ 				if (flags & DL_FLAG_PM_RUNTIME)
+-					pm_runtime_get_sync(supplier);
++					pm_runtime_resume(supplier);
+ 
+ 				link->status = DL_STATE_CONSUMER_PROBE;
+ 				break;
+diff --git a/drivers/base/power/domain.c b/drivers/base/power/domain.c
+index 1ea0e2502e8e..ef6cf3d5d2b5 100644
+--- a/drivers/base/power/domain.c
++++ b/drivers/base/power/domain.c
+@@ -2246,6 +2246,9 @@ int genpd_dev_pm_attach(struct device *dev)
+ 	genpd_lock(pd);
+ 	ret = genpd_power_on(pd, 0);
+ 	genpd_unlock(pd);
++
++	if (ret)
++		genpd_remove_device(pd, dev);
+ out:
+ 	return ret ? -EPROBE_DEFER : 0;
+ }
+diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
+index 33b36fea1d73..472afeed1d2f 100644
+--- a/drivers/block/rbd.c
++++ b/drivers/block/rbd.c
+@@ -3397,7 +3397,6 @@ static void cancel_tasks_sync(struct rbd_device *rbd_dev)
+ {
+ 	dout("%s rbd_dev %p\n", __func__, rbd_dev);
+ 
+-	cancel_delayed_work_sync(&rbd_dev->watch_dwork);
+ 	cancel_work_sync(&rbd_dev->acquired_lock_work);
+ 	cancel_work_sync(&rbd_dev->released_lock_work);
+ 	cancel_delayed_work_sync(&rbd_dev->lock_dwork);
+@@ -3415,6 +3414,7 @@ static void rbd_unregister_watch(struct rbd_device *rbd_dev)
+ 	rbd_dev->watch_state = RBD_WATCH_STATE_UNREGISTERED;
+ 	mutex_unlock(&rbd_dev->watch_mutex);
+ 
++	cancel_delayed_work_sync(&rbd_dev->watch_dwork);
+ 	ceph_osdc_flush_notifies(&rbd_dev->rbd_client->client->osdc);
+ }
+ 
+diff --git a/drivers/bluetooth/hci_qca.c b/drivers/bluetooth/hci_qca.c
+index 05ec530b8a3a..330e9b29e145 100644
+--- a/drivers/bluetooth/hci_qca.c
++++ b/drivers/bluetooth/hci_qca.c
+@@ -935,6 +935,12 @@ static int qca_setup(struct hci_uart *hu)
+ 	} else if (ret == -ENOENT) {
+ 		/* No patch/nvm-config found, run with original fw/config */
+ 		ret = 0;
++	} else if (ret == -EAGAIN) {
++		/*
++		 * Userspace firmware loader will return -EAGAIN in case no
++		 * patch/nvm-config is found, so run with original fw/config.
++		 */
++		ret = 0;
+ 	}
+ 
+ 	/* Setup bdaddr */
+diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
+index 91bb98c42a1c..aaf9e5afaad4 100644
+--- a/drivers/char/hw_random/core.c
++++ b/drivers/char/hw_random/core.c
+@@ -516,11 +516,18 @@ EXPORT_SYMBOL_GPL(hwrng_register);
+ 
+ void hwrng_unregister(struct hwrng *rng)
+ {
++	int err;
++
+ 	mutex_lock(&rng_mutex);
+ 
+ 	list_del(&rng->list);
+-	if (current_rng == rng)
+-		enable_best_rng();
++	if (current_rng == rng) {
++		err = enable_best_rng();
++		if (err) {
++			drop_current_rng();
++			cur_rng_set_by_user = 0;
++		}
++	}
+ 
+ 	if (list_empty(&rng_list)) {
+ 		mutex_unlock(&rng_mutex);
+diff --git a/drivers/char/ipmi/ipmi_bt_sm.c b/drivers/char/ipmi/ipmi_bt_sm.c
+index fd4ea8d87d4b..a3397664f800 100644
+--- a/drivers/char/ipmi/ipmi_bt_sm.c
++++ b/drivers/char/ipmi/ipmi_bt_sm.c
+@@ -504,11 +504,12 @@ static enum si_sm_result bt_event(struct si_sm_data *bt, long time)
+ 		if (status & BT_H_BUSY)		/* clear a leftover H_BUSY */
+ 			BT_CONTROL(BT_H_BUSY);
+ 
++		bt->timeout = bt->BT_CAP_req2rsp;
++
+ 		/* Read BT capabilities if it hasn't been done yet */
+ 		if (!bt->BT_CAP_outreqs)
+ 			BT_STATE_CHANGE(BT_STATE_CAPABILITIES_BEGIN,
+ 					SI_SM_CALL_WITHOUT_DELAY);
+-		bt->timeout = bt->BT_CAP_req2rsp;
+ 		BT_SI_SM_RETURN(SI_SM_IDLE);
+ 
+ 	case BT_STATE_XACTION_START:
+diff --git a/drivers/char/tpm/tpm-dev-common.c b/drivers/char/tpm/tpm-dev-common.c
+index 230b99288024..e4a04b2d3c32 100644
+--- a/drivers/char/tpm/tpm-dev-common.c
++++ b/drivers/char/tpm/tpm-dev-common.c
+@@ -37,7 +37,7 @@ static void timeout_work(struct work_struct *work)
+ 	struct file_priv *priv = container_of(work, struct file_priv, work);
+ 
+ 	mutex_lock(&priv->buffer_mutex);
+-	atomic_set(&priv->data_pending, 0);
++	priv->data_pending = 0;
+ 	memset(priv->data_buffer, 0, sizeof(priv->data_buffer));
+ 	mutex_unlock(&priv->buffer_mutex);
+ }
+@@ -46,7 +46,6 @@ void tpm_common_open(struct file *file, struct tpm_chip *chip,
+ 		     struct file_priv *priv)
+ {
+ 	priv->chip = chip;
+-	atomic_set(&priv->data_pending, 0);
+ 	mutex_init(&priv->buffer_mutex);
+ 	timer_setup(&priv->user_read_timer, user_reader_timeout, 0);
+ 	INIT_WORK(&priv->work, timeout_work);
+@@ -58,29 +57,24 @@ ssize_t tpm_common_read(struct file *file, char __user *buf,
+ 			size_t size, loff_t *off)
+ {
+ 	struct file_priv *priv = file->private_data;
+-	ssize_t ret_size;
+-	ssize_t orig_ret_size;
++	ssize_t ret_size = 0;
+ 	int rc;
+ 
+ 	del_singleshot_timer_sync(&priv->user_read_timer);
+ 	flush_work(&priv->work);
+-	ret_size = atomic_read(&priv->data_pending);
+-	if (ret_size > 0) {	/* relay data */
+-		orig_ret_size = ret_size;
+-		if (size < ret_size)
+-			ret_size = size;
++	mutex_lock(&priv->buffer_mutex);
+ 
+-		mutex_lock(&priv->buffer_mutex);
++	if (priv->data_pending) {
++		ret_size = min_t(ssize_t, size, priv->data_pending);
+ 		rc = copy_to_user(buf, priv->data_buffer, ret_size);
+-		memset(priv->data_buffer, 0, orig_ret_size);
++		memset(priv->data_buffer, 0, priv->data_pending);
+ 		if (rc)
+ 			ret_size = -EFAULT;
+ 
+-		mutex_unlock(&priv->buffer_mutex);
++		priv->data_pending = 0;
+ 	}
+ 
+-	atomic_set(&priv->data_pending, 0);
+-
++	mutex_unlock(&priv->buffer_mutex);
+ 	return ret_size;
+ }
+ 
+@@ -91,17 +85,19 @@ ssize_t tpm_common_write(struct file *file, const char __user *buf,
+ 	size_t in_size = size;
+ 	ssize_t out_size;
+ 
++	if (in_size > TPM_BUFSIZE)
++		return -E2BIG;
++
++	mutex_lock(&priv->buffer_mutex);
++
+ 	/* Cannot perform a write until the read has cleared either via
+ 	 * tpm_read or a user_read_timer timeout. This also prevents split
+ 	 * buffered writes from blocking here.
+ 	 */
+-	if (atomic_read(&priv->data_pending) != 0)
++	if (priv->data_pending != 0) {
++		mutex_unlock(&priv->buffer_mutex);
+ 		return -EBUSY;
+-
+-	if (in_size > TPM_BUFSIZE)
+-		return -E2BIG;
+-
+-	mutex_lock(&priv->buffer_mutex);
++	}
+ 
+ 	if (copy_from_user
+ 	    (priv->data_buffer, (void __user *) buf, in_size)) {
+@@ -132,7 +128,7 @@ ssize_t tpm_common_write(struct file *file, const char __user *buf,
+ 		return out_size;
+ 	}
+ 
+-	atomic_set(&priv->data_pending, out_size);
++	priv->data_pending = out_size;
+ 	mutex_unlock(&priv->buffer_mutex);
+ 
+ 	/* Set a timeout by which the reader must come claim the result */
+@@ -149,5 +145,5 @@ void tpm_common_release(struct file *file, struct file_priv *priv)
+ 	del_singleshot_timer_sync(&priv->user_read_timer);
+ 	flush_work(&priv->work);
+ 	file->private_data = NULL;
+-	atomic_set(&priv->data_pending, 0);
++	priv->data_pending = 0;
+ }
+diff --git a/drivers/char/tpm/tpm-dev.h b/drivers/char/tpm/tpm-dev.h
+index ba3b6f9dacf7..b24cfb4d3ee1 100644
+--- a/drivers/char/tpm/tpm-dev.h
++++ b/drivers/char/tpm/tpm-dev.h
+@@ -8,7 +8,7 @@ struct file_priv {
+ 	struct tpm_chip *chip;
+ 
+ 	/* Data passed to and from the tpm via the read/write calls */
+-	atomic_t data_pending;
++	size_t data_pending;
+ 	struct mutex buffer_mutex;
+ 
+ 	struct timer_list user_read_timer;      /* user needs to claim result */
+diff --git a/drivers/char/tpm/tpm2-space.c b/drivers/char/tpm/tpm2-space.c
+index 4e4014eabdb9..6122d3276f72 100644
+--- a/drivers/char/tpm/tpm2-space.c
++++ b/drivers/char/tpm/tpm2-space.c
+@@ -102,8 +102,9 @@ static int tpm2_load_context(struct tpm_chip *chip, u8 *buf,
+ 		 * TPM_RC_REFERENCE_H0 means the session has been
+ 		 * flushed outside the space
+ 		 */
+-		rc = -ENOENT;
++		*handle = 0;
+ 		tpm_buf_destroy(&tbuf);
++		return -ENOENT;
+ 	} else if (rc > 0) {
+ 		dev_warn(&chip->dev, "%s: failed with a TPM error 0x%04X\n",
+ 			 __func__, rc);
+diff --git a/drivers/clk/at91/clk-pll.c b/drivers/clk/at91/clk-pll.c
+index 7d3223fc7161..72b6091eb7b9 100644
+--- a/drivers/clk/at91/clk-pll.c
++++ b/drivers/clk/at91/clk-pll.c
+@@ -132,19 +132,8 @@ static unsigned long clk_pll_recalc_rate(struct clk_hw *hw,
+ 					 unsigned long parent_rate)
+ {
+ 	struct clk_pll *pll = to_clk_pll(hw);
+-	unsigned int pllr;
+-	u16 mul;
+-	u8 div;
+-
+-	regmap_read(pll->regmap, PLL_REG(pll->id), &pllr);
+-
+-	div = PLL_DIV(pllr);
+-	mul = PLL_MUL(pllr, pll->layout);
+-
+-	if (!div || !mul)
+-		return 0;
+ 
+-	return (parent_rate / div) * (mul + 1);
++	return (parent_rate / pll->div) * (pll->mul + 1);
+ }
+ 
+ static long clk_pll_get_best_div_mul(struct clk_pll *pll, unsigned long rate,
+diff --git a/drivers/clk/clk-aspeed.c b/drivers/clk/clk-aspeed.c
+index 5eb50c31e455..2c23e7d7ba28 100644
+--- a/drivers/clk/clk-aspeed.c
++++ b/drivers/clk/clk-aspeed.c
+@@ -88,7 +88,7 @@ static const struct aspeed_gate_data aspeed_gates[] = {
+ 	[ASPEED_CLK_GATE_GCLK] =	{  1,  7, "gclk-gate",		NULL,	0 }, /* 2D engine */
+ 	[ASPEED_CLK_GATE_MCLK] =	{  2, -1, "mclk-gate",		"mpll",	CLK_IS_CRITICAL }, /* SDRAM */
+ 	[ASPEED_CLK_GATE_VCLK] =	{  3,  6, "vclk-gate",		NULL,	0 }, /* Video Capture */
+-	[ASPEED_CLK_GATE_BCLK] =	{  4, 10, "bclk-gate",		"bclk",	0 }, /* PCIe/PCI */
++	[ASPEED_CLK_GATE_BCLK] =	{  4,  8, "bclk-gate",		"bclk",	0 }, /* PCIe/PCI */
+ 	[ASPEED_CLK_GATE_DCLK] =	{  5, -1, "dclk-gate",		NULL,	0 }, /* DAC */
+ 	[ASPEED_CLK_GATE_REFCLK] =	{  6, -1, "refclk-gate",	"clkin", CLK_IS_CRITICAL },
+ 	[ASPEED_CLK_GATE_USBPORT2CLK] =	{  7,  3, "usb-port2-gate",	NULL,	0 }, /* USB2.0 Host port 2 */
+@@ -297,7 +297,7 @@ static const u8 aspeed_resets[] = {
+ 	[ASPEED_RESET_JTAG_MASTER] = 22,
+ 	[ASPEED_RESET_MIC]	= 18,
+ 	[ASPEED_RESET_PWM]	=  9,
+-	[ASPEED_RESET_PCIVGA]	=  8,
++	[ASPEED_RESET_PECI]	= 10,
+ 	[ASPEED_RESET_I2C]	=  2,
+ 	[ASPEED_RESET_AHB]	=  1,
+ };
+diff --git a/drivers/clk/meson/meson8b.c b/drivers/clk/meson/meson8b.c
+index d0524ec71aad..d0d320180c51 100644
+--- a/drivers/clk/meson/meson8b.c
++++ b/drivers/clk/meson/meson8b.c
+@@ -246,6 +246,13 @@ static struct clk_regmap meson8b_fclk_div2 = {
+ 		.ops = &clk_regmap_gate_ops,
+ 		.parent_names = (const char *[]){ "fclk_div2_div" },
+ 		.num_parents = 1,
++		/*
++		 * FIXME: Ethernet with a RGMII PHYs is not working if
++		 * fclk_div2 is disabled. it is currently unclear why this
++		 * is. keep it enabled until the Ethernet driver knows how
++		 * to manage this clock.
++		 */
++		.flags = CLK_IS_CRITICAL,
+ 	},
+ };
+ 
+diff --git a/drivers/clk/renesas/renesas-cpg-mssr.c b/drivers/clk/renesas/renesas-cpg-mssr.c
+index 4e88e980fb76..69a7c756658b 100644
+--- a/drivers/clk/renesas/renesas-cpg-mssr.c
++++ b/drivers/clk/renesas/renesas-cpg-mssr.c
+@@ -258,8 +258,9 @@ struct clk *cpg_mssr_clk_src_twocell_get(struct of_phandle_args *clkspec,
+ 		dev_err(dev, "Cannot get %s clock %u: %ld", type, clkidx,
+ 		       PTR_ERR(clk));
+ 	else
+-		dev_dbg(dev, "clock (%u, %u) is %pC at %pCr Hz\n",
+-			clkspec->args[0], clkspec->args[1], clk, clk);
++		dev_dbg(dev, "clock (%u, %u) is %pC at %lu Hz\n",
++			clkspec->args[0], clkspec->args[1], clk,
++			clk_get_rate(clk));
+ 	return clk;
+ }
+ 
+@@ -326,7 +327,7 @@ static void __init cpg_mssr_register_core_clk(const struct cpg_core_clk *core,
+ 	if (IS_ERR_OR_NULL(clk))
+ 		goto fail;
+ 
+-	dev_dbg(dev, "Core clock %pC at %pCr Hz\n", clk, clk);
++	dev_dbg(dev, "Core clock %pC at %lu Hz\n", clk, clk_get_rate(clk));
+ 	priv->clks[id] = clk;
+ 	return;
+ 
+@@ -392,7 +393,7 @@ static void __init cpg_mssr_register_mod_clk(const struct mssr_mod_clk *mod,
+ 	if (IS_ERR(clk))
+ 		goto fail;
+ 
+-	dev_dbg(dev, "Module clock %pC at %pCr Hz\n", clk, clk);
++	dev_dbg(dev, "Module clock %pC at %lu Hz\n", clk, clk_get_rate(clk));
+ 	priv->clks[id] = clk;
+ 	priv->smstpcr_saved[clock->index / 32].mask |= BIT(clock->index % 32);
+ 	return;
+diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
+index 17e566afbb41..bd3f0a9d5e60 100644
+--- a/drivers/cpufreq/intel_pstate.c
++++ b/drivers/cpufreq/intel_pstate.c
+@@ -284,6 +284,7 @@ struct pstate_funcs {
+ static struct pstate_funcs pstate_funcs __read_mostly;
+ 
+ static int hwp_active __read_mostly;
++static int hwp_mode_bdw __read_mostly;
+ static bool per_cpu_limits __read_mostly;
+ 
+ static struct cpufreq_driver *intel_pstate_driver __read_mostly;
+@@ -1370,7 +1371,15 @@ static void intel_pstate_get_cpu_pstates(struct cpudata *cpu)
+ 	cpu->pstate.turbo_pstate = pstate_funcs.get_turbo();
+ 	cpu->pstate.scaling = pstate_funcs.get_scaling();
+ 	cpu->pstate.max_freq = cpu->pstate.max_pstate * cpu->pstate.scaling;
+-	cpu->pstate.turbo_freq = cpu->pstate.turbo_pstate * cpu->pstate.scaling;
++
++	if (hwp_active && !hwp_mode_bdw) {
++		unsigned int phy_max, current_max;
++
++		intel_pstate_get_hwp_max(cpu->cpu, &phy_max, &current_max);
++		cpu->pstate.turbo_freq = phy_max * cpu->pstate.scaling;
++	} else {
++		cpu->pstate.turbo_freq = cpu->pstate.turbo_pstate * cpu->pstate.scaling;
++	}
+ 
+ 	if (pstate_funcs.get_aperf_mperf_shift)
+ 		cpu->aperf_mperf_shift = pstate_funcs.get_aperf_mperf_shift();
+@@ -2252,28 +2261,36 @@ static inline bool intel_pstate_has_acpi_ppc(void) { return false; }
+ static inline void intel_pstate_request_control_from_smm(void) {}
+ #endif /* CONFIG_ACPI */
+ 
++#define INTEL_PSTATE_HWP_BROADWELL	0x01
++
++#define ICPU_HWP(model, hwp_mode) \
++	{ X86_VENDOR_INTEL, 6, model, X86_FEATURE_HWP, hwp_mode }
++
+ static const struct x86_cpu_id hwp_support_ids[] __initconst = {
+-	{ X86_VENDOR_INTEL, 6, X86_MODEL_ANY, X86_FEATURE_HWP },
++	ICPU_HWP(INTEL_FAM6_BROADWELL_X, INTEL_PSTATE_HWP_BROADWELL),
++	ICPU_HWP(INTEL_FAM6_BROADWELL_XEON_D, INTEL_PSTATE_HWP_BROADWELL),
++	ICPU_HWP(X86_MODEL_ANY, 0),
+ 	{}
+ };
+ 
+ static int __init intel_pstate_init(void)
+ {
++	const struct x86_cpu_id *id;
+ 	int rc;
+ 
+ 	if (no_load)
+ 		return -ENODEV;
+ 
+-	if (x86_match_cpu(hwp_support_ids)) {
++	id = x86_match_cpu(hwp_support_ids);
++	if (id) {
+ 		copy_cpu_funcs(&core_funcs);
+ 		if (!no_hwp) {
+ 			hwp_active++;
++			hwp_mode_bdw = id->driver_data;
+ 			intel_pstate.attr = hwp_cpufreq_attrs;
+ 			goto hwp_cpu_matched;
+ 		}
+ 	} else {
+-		const struct x86_cpu_id *id;
+-
+ 		id = x86_match_cpu(intel_pstate_cpu_ids);
+ 		if (!id)
+ 			return -ENODEV;
+diff --git a/drivers/cpuidle/cpuidle-powernv.c b/drivers/cpuidle/cpuidle-powernv.c
+index 1a8234e706bc..d29e4f041efe 100644
+--- a/drivers/cpuidle/cpuidle-powernv.c
++++ b/drivers/cpuidle/cpuidle-powernv.c
+@@ -43,9 +43,31 @@ struct stop_psscr_table {
+ 
+ static struct stop_psscr_table stop_psscr_table[CPUIDLE_STATE_MAX] __read_mostly;
+ 
+-static u64 snooze_timeout __read_mostly;
++static u64 default_snooze_timeout __read_mostly;
+ static bool snooze_timeout_en __read_mostly;
+ 
++static u64 get_snooze_timeout(struct cpuidle_device *dev,
++			      struct cpuidle_driver *drv,
++			      int index)
++{
++	int i;
++
++	if (unlikely(!snooze_timeout_en))
++		return default_snooze_timeout;
++
++	for (i = index + 1; i < drv->state_count; i++) {
++		struct cpuidle_state *s = &drv->states[i];
++		struct cpuidle_state_usage *su = &dev->states_usage[i];
++
++		if (s->disabled || su->disable)
++			continue;
++
++		return s->target_residency * tb_ticks_per_usec;
++	}
++
++	return default_snooze_timeout;
++}
++
+ static int snooze_loop(struct cpuidle_device *dev,
+ 			struct cpuidle_driver *drv,
+ 			int index)
+@@ -56,7 +78,7 @@ static int snooze_loop(struct cpuidle_device *dev,
+ 
+ 	local_irq_enable();
+ 
+-	snooze_exit_time = get_tb() + snooze_timeout;
++	snooze_exit_time = get_tb() + get_snooze_timeout(dev, drv, index);
+ 	ppc64_runlatch_off();
+ 	HMT_very_low();
+ 	while (!need_resched()) {
+@@ -465,11 +487,9 @@ static int powernv_idle_probe(void)
+ 		cpuidle_state_table = powernv_states;
+ 		/* Device tree can indicate more idle states */
+ 		max_idle_state = powernv_add_idle_states();
+-		if (max_idle_state > 1) {
++		default_snooze_timeout = TICK_USEC * tb_ticks_per_usec;
++		if (max_idle_state > 1)
+ 			snooze_timeout_en = true;
+-			snooze_timeout = powernv_states[1].target_residency *
+-					 tb_ticks_per_usec;
+-		}
+  	} else
+  		return -ENODEV;
+ 
+diff --git a/drivers/firmware/efi/libstub/tpm.c b/drivers/firmware/efi/libstub/tpm.c
+index 9d08cea3f1b0..9f5f35362f27 100644
+--- a/drivers/firmware/efi/libstub/tpm.c
++++ b/drivers/firmware/efi/libstub/tpm.c
+@@ -64,7 +64,7 @@ void efi_retrieve_tpm2_eventlog_1_2(efi_system_table_t *sys_table_arg)
+ 	efi_guid_t tcg2_guid = EFI_TCG2_PROTOCOL_GUID;
+ 	efi_guid_t linux_eventlog_guid = LINUX_EFI_TPM_EVENT_LOG_GUID;
+ 	efi_status_t status;
+-	efi_physical_addr_t log_location, log_last_entry;
++	efi_physical_addr_t log_location = 0, log_last_entry = 0;
+ 	struct linux_efi_tpm_eventlog *log_tbl = NULL;
+ 	unsigned long first_entry_addr, last_entry_addr;
+ 	size_t log_size, last_entry_size;
+diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c
+index 3b73dee6fdc6..e97105ae4158 100644
+--- a/drivers/hwmon/k10temp.c
++++ b/drivers/hwmon/k10temp.c
+@@ -37,6 +37,10 @@ MODULE_PARM_DESC(force, "force loading on processors with erratum 319");
+ /* Provide lock for writing to NB_SMU_IND_ADDR */
+ static DEFINE_MUTEX(nb_smu_ind_mutex);
+ 
++#ifndef PCI_DEVICE_ID_AMD_15H_M70H_NB_F3
++#define PCI_DEVICE_ID_AMD_15H_M70H_NB_F3	0x15b3
++#endif
++
+ #ifndef PCI_DEVICE_ID_AMD_17H_DF_F3
+ #define PCI_DEVICE_ID_AMD_17H_DF_F3	0x1463
+ #endif
+@@ -320,6 +324,7 @@ static const struct pci_device_id k10temp_id_table[] = {
+ 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_M10H_F3) },
+ 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_M30H_NB_F3) },
+ 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_M60H_NB_F3) },
++	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_15H_M70H_NB_F3) },
+ 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_16H_NB_F3) },
+ 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_16H_M30H_NB_F3) },
+ 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_17H_DF_F3) },
+diff --git a/drivers/i2c/algos/i2c-algo-bit.c b/drivers/i2c/algos/i2c-algo-bit.c
+index 3df0efd69ae3..1147bddb8b2c 100644
+--- a/drivers/i2c/algos/i2c-algo-bit.c
++++ b/drivers/i2c/algos/i2c-algo-bit.c
+@@ -649,11 +649,6 @@ static int __i2c_bit_add_bus(struct i2c_adapter *adap,
+ 	if (bit_adap->getscl == NULL)
+ 		adap->quirks = &i2c_bit_quirk_no_clk_stretch;
+ 
+-	/* Bring bus to a known state. Looks like STOP if bus is not free yet */
+-	setscl(bit_adap, 1);
+-	udelay(bit_adap->udelay);
+-	setsda(bit_adap, 1);
+-
+ 	ret = add_adapter(adap);
+ 	if (ret < 0)
+ 		return ret;
+diff --git a/drivers/i2c/busses/i2c-gpio.c b/drivers/i2c/busses/i2c-gpio.c
+index 58abb3eced58..20b81bec0b0b 100644
+--- a/drivers/i2c/busses/i2c-gpio.c
++++ b/drivers/i2c/busses/i2c-gpio.c
+@@ -279,9 +279,9 @@ static int i2c_gpio_probe(struct platform_device *pdev)
+ 	 * required for an I2C bus.
+ 	 */
+ 	if (pdata->scl_is_open_drain)
+-		gflags = GPIOD_OUT_LOW;
++		gflags = GPIOD_OUT_HIGH;
+ 	else
+-		gflags = GPIOD_OUT_LOW_OPEN_DRAIN;
++		gflags = GPIOD_OUT_HIGH_OPEN_DRAIN;
+ 	priv->scl = i2c_gpio_get_desc(dev, "scl", 1, gflags);
+ 	if (IS_ERR(priv->scl))
+ 		return PTR_ERR(priv->scl);
+diff --git a/drivers/iio/accel/sca3000.c b/drivers/iio/accel/sca3000.c
+index f33dadf7b262..562f125235db 100644
+--- a/drivers/iio/accel/sca3000.c
++++ b/drivers/iio/accel/sca3000.c
+@@ -1277,7 +1277,7 @@ static int sca3000_configure_ring(struct iio_dev *indio_dev)
+ {
+ 	struct iio_buffer *buffer;
+ 
+-	buffer = iio_kfifo_allocate();
++	buffer = devm_iio_kfifo_allocate(&indio_dev->dev);
+ 	if (!buffer)
+ 		return -ENOMEM;
+ 
+@@ -1287,11 +1287,6 @@ static int sca3000_configure_ring(struct iio_dev *indio_dev)
+ 	return 0;
+ }
+ 
+-static void sca3000_unconfigure_ring(struct iio_dev *indio_dev)
+-{
+-	iio_kfifo_free(indio_dev->buffer);
+-}
+-
+ static inline
+ int __sca3000_hw_ring_state_set(struct iio_dev *indio_dev, bool state)
+ {
+@@ -1546,8 +1541,6 @@ static int sca3000_remove(struct spi_device *spi)
+ 	if (spi->irq)
+ 		free_irq(spi->irq, indio_dev);
+ 
+-	sca3000_unconfigure_ring(indio_dev);
+-
+ 	return 0;
+ }
+ 
+diff --git a/drivers/iio/adc/ad7791.c b/drivers/iio/adc/ad7791.c
+index 70fbf92f9827..03a5f7d6cb0c 100644
+--- a/drivers/iio/adc/ad7791.c
++++ b/drivers/iio/adc/ad7791.c
+@@ -244,58 +244,9 @@ static int ad7791_read_raw(struct iio_dev *indio_dev,
+ 	return -EINVAL;
+ }
+ 
+-static const char * const ad7791_sample_freq_avail[] = {
+-	[AD7791_FILTER_RATE_120] = "120",
+-	[AD7791_FILTER_RATE_100] = "100",
+-	[AD7791_FILTER_RATE_33_3] = "33.3",
+-	[AD7791_FILTER_RATE_20] = "20",
+-	[AD7791_FILTER_RATE_16_6] = "16.6",
+-	[AD7791_FILTER_RATE_16_7] = "16.7",
+-	[AD7791_FILTER_RATE_13_3] = "13.3",
+-	[AD7791_FILTER_RATE_9_5] = "9.5",
+-};
+-
+-static ssize_t ad7791_read_frequency(struct device *dev,
+-	struct device_attribute *attr, char *buf)
+-{
+-	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
+-	struct ad7791_state *st = iio_priv(indio_dev);
+-	unsigned int rate = st->filter & AD7791_FILTER_RATE_MASK;
+-
+-	return sprintf(buf, "%s\n", ad7791_sample_freq_avail[rate]);
+-}
+-
+-static ssize_t ad7791_write_frequency(struct device *dev,
+-	struct device_attribute *attr, const char *buf, size_t len)
+-{
+-	struct iio_dev *indio_dev = dev_to_iio_dev(dev);
+-	struct ad7791_state *st = iio_priv(indio_dev);
+-	int i, ret;
+-
+-	i = sysfs_match_string(ad7791_sample_freq_avail, buf);
+-	if (i < 0)
+-		return i;
+-
+-	ret = iio_device_claim_direct_mode(indio_dev);
+-	if (ret)
+-		return ret;
+-	st->filter &= ~AD7791_FILTER_RATE_MASK;
+-	st->filter |= i;
+-	ad_sd_write_reg(&st->sd, AD7791_REG_FILTER, sizeof(st->filter),
+-			st->filter);
+-	iio_device_release_direct_mode(indio_dev);
+-
+-	return len;
+-}
+-
+-static IIO_DEV_ATTR_SAMP_FREQ(S_IWUSR | S_IRUGO,
+-		ad7791_read_frequency,
+-		ad7791_write_frequency);
+-
+ static IIO_CONST_ATTR_SAMP_FREQ_AVAIL("120 100 33.3 20 16.7 16.6 13.3 9.5");
+ 
+ static struct attribute *ad7791_attributes[] = {
+-	&iio_dev_attr_sampling_frequency.dev_attr.attr,
+ 	&iio_const_attr_sampling_frequency_available.dev_attr.attr,
+ 	NULL
+ };
+diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c
+index 2b6c9b516070..d76455edd292 100644
+--- a/drivers/infiniband/core/umem.c
++++ b/drivers/infiniband/core/umem.c
+@@ -119,16 +119,7 @@ struct ib_umem *ib_umem_get(struct ib_ucontext *context, unsigned long addr,
+ 	umem->length     = size;
+ 	umem->address    = addr;
+ 	umem->page_shift = PAGE_SHIFT;
+-	/*
+-	 * We ask for writable memory if any of the following
+-	 * access flags are set.  "Local write" and "remote write"
+-	 * obviously require write access.  "Remote atomic" can do
+-	 * things like fetch and add, which will modify memory, and
+-	 * "MW bind" can change permissions by binding a window.
+-	 */
+-	umem->writable  = !!(access &
+-		(IB_ACCESS_LOCAL_WRITE   | IB_ACCESS_REMOTE_WRITE |
+-		 IB_ACCESS_REMOTE_ATOMIC | IB_ACCESS_MW_BIND));
++	umem->writable   = ib_access_writable(access);
+ 
+ 	if (access & IB_ACCESS_ON_DEMAND) {
+ 		ret = ib_umem_odp_get(context, umem, access);
+diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
+index 4445d8ee9314..2d34a9c827b7 100644
+--- a/drivers/infiniband/core/uverbs_main.c
++++ b/drivers/infiniband/core/uverbs_main.c
+@@ -734,10 +734,6 @@ static ssize_t ib_uverbs_write(struct file *filp, const char __user *buf,
+ 	if (ret)
+ 		return ret;
+ 
+-	if (!file->ucontext &&
+-	    (command != IB_USER_VERBS_CMD_GET_CONTEXT || extended))
+-		return -EINVAL;
+-
+ 	if (extended) {
+ 		if (count < (sizeof(hdr) + sizeof(ex_hdr)))
+ 			return -EINVAL;
+@@ -757,6 +753,16 @@ static ssize_t ib_uverbs_write(struct file *filp, const char __user *buf,
+ 		goto out;
+ 	}
+ 
++	/*
++	 * Must be after the ib_dev check, as once the RCU clears ib_dev ==
++	 * NULL means ucontext == NULL
++	 */
++	if (!file->ucontext &&
++	    (command != IB_USER_VERBS_CMD_GET_CONTEXT || extended)) {
++		ret = -EINVAL;
++		goto out;
++	}
++
+ 	if (!verify_command_mask(ib_dev, command, extended)) {
+ 		ret = -EOPNOTSUPP;
+ 		goto out;
+diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c
+index 6ddfb1fade79..def3bc1e6447 100644
+--- a/drivers/infiniband/core/verbs.c
++++ b/drivers/infiniband/core/verbs.c
+@@ -1562,11 +1562,12 @@ EXPORT_SYMBOL(ib_destroy_qp);
+ 
+ /* Completion queues */
+ 
+-struct ib_cq *ib_create_cq(struct ib_device *device,
+-			   ib_comp_handler comp_handler,
+-			   void (*event_handler)(struct ib_event *, void *),
+-			   void *cq_context,
+-			   const struct ib_cq_init_attr *cq_attr)
++struct ib_cq *__ib_create_cq(struct ib_device *device,
++			     ib_comp_handler comp_handler,
++			     void (*event_handler)(struct ib_event *, void *),
++			     void *cq_context,
++			     const struct ib_cq_init_attr *cq_attr,
++			     const char *caller)
+ {
+ 	struct ib_cq *cq;
+ 
+@@ -1580,12 +1581,13 @@ struct ib_cq *ib_create_cq(struct ib_device *device,
+ 		cq->cq_context    = cq_context;
+ 		atomic_set(&cq->usecnt, 0);
+ 		cq->res.type = RDMA_RESTRACK_CQ;
++		cq->res.kern_name = caller;
+ 		rdma_restrack_add(&cq->res);
+ 	}
+ 
+ 	return cq;
+ }
+-EXPORT_SYMBOL(ib_create_cq);
++EXPORT_SYMBOL(__ib_create_cq);
+ 
+ int rdma_set_cq_moderation(struct ib_cq *cq, u16 cq_count, u16 cq_period)
+ {
+diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c
+index e6bdd0c1e80a..ebccc4c84827 100644
+--- a/drivers/infiniband/hw/hfi1/chip.c
++++ b/drivers/infiniband/hw/hfi1/chip.c
+@@ -6829,7 +6829,7 @@ static void rxe_kernel_unfreeze(struct hfi1_devdata *dd)
+ 		}
+ 		rcvmask = HFI1_RCVCTRL_CTXT_ENB;
+ 		/* HFI1_RCVCTRL_TAILUPD_[ENB|DIS] needs to be set explicitly */
+-		rcvmask |= HFI1_CAP_KGET_MASK(rcd->flags, DMA_RTAIL) ?
++		rcvmask |= rcd->rcvhdrtail_kvaddr ?
+ 			HFI1_RCVCTRL_TAILUPD_ENB : HFI1_RCVCTRL_TAILUPD_DIS;
+ 		hfi1_rcvctrl(dd, rcvmask, rcd);
+ 		hfi1_rcd_put(rcd);
+@@ -8355,7 +8355,7 @@ static inline int check_packet_present(struct hfi1_ctxtdata *rcd)
+ 	u32 tail;
+ 	int present;
+ 
+-	if (!HFI1_CAP_IS_KSET(DMA_RTAIL))
++	if (!rcd->rcvhdrtail_kvaddr)
+ 		present = (rcd->seq_cnt ==
+ 				rhf_rcv_seq(rhf_to_cpu(get_rhf_addr(rcd))));
+ 	else /* is RDMA rtail */
+@@ -11823,7 +11823,7 @@ void hfi1_rcvctrl(struct hfi1_devdata *dd, unsigned int op,
+ 		/* reset the tail and hdr addresses, and sequence count */
+ 		write_kctxt_csr(dd, ctxt, RCV_HDR_ADDR,
+ 				rcd->rcvhdrq_dma);
+-		if (HFI1_CAP_KGET_MASK(rcd->flags, DMA_RTAIL))
++		if (rcd->rcvhdrtail_kvaddr)
+ 			write_kctxt_csr(dd, ctxt, RCV_HDR_TAIL_ADDR,
+ 					rcd->rcvhdrqtailaddr_dma);
+ 		rcd->seq_cnt = 1;
+@@ -11903,7 +11903,7 @@ void hfi1_rcvctrl(struct hfi1_devdata *dd, unsigned int op,
+ 		rcvctrl |= RCV_CTXT_CTRL_INTR_AVAIL_SMASK;
+ 	if (op & HFI1_RCVCTRL_INTRAVAIL_DIS)
+ 		rcvctrl &= ~RCV_CTXT_CTRL_INTR_AVAIL_SMASK;
+-	if (op & HFI1_RCVCTRL_TAILUPD_ENB && rcd->rcvhdrqtailaddr_dma)
++	if ((op & HFI1_RCVCTRL_TAILUPD_ENB) && rcd->rcvhdrtail_kvaddr)
+ 		rcvctrl |= RCV_CTXT_CTRL_TAIL_UPD_SMASK;
+ 	if (op & HFI1_RCVCTRL_TAILUPD_DIS) {
+ 		/* See comment on RcvCtxtCtrl.TailUpd above */
+diff --git a/drivers/infiniband/hw/hfi1/debugfs.c b/drivers/infiniband/hw/hfi1/debugfs.c
+index 852173bf05d0..5343960610fe 100644
+--- a/drivers/infiniband/hw/hfi1/debugfs.c
++++ b/drivers/infiniband/hw/hfi1/debugfs.c
+@@ -1227,7 +1227,8 @@ DEBUGFS_FILE_OPS(fault_stats);
+ 
+ static void fault_exit_opcode_debugfs(struct hfi1_ibdev *ibd)
+ {
+-	debugfs_remove_recursive(ibd->fault_opcode->dir);
++	if (ibd->fault_opcode)
++		debugfs_remove_recursive(ibd->fault_opcode->dir);
+ 	kfree(ibd->fault_opcode);
+ 	ibd->fault_opcode = NULL;
+ }
+@@ -1255,6 +1256,7 @@ static int fault_init_opcode_debugfs(struct hfi1_ibdev *ibd)
+ 					  &ibd->fault_opcode->attr);
+ 	if (IS_ERR(ibd->fault_opcode->dir)) {
+ 		kfree(ibd->fault_opcode);
++		ibd->fault_opcode = NULL;
+ 		return -ENOENT;
+ 	}
+ 
+@@ -1278,7 +1280,8 @@ static int fault_init_opcode_debugfs(struct hfi1_ibdev *ibd)
+ 
+ static void fault_exit_packet_debugfs(struct hfi1_ibdev *ibd)
+ {
+-	debugfs_remove_recursive(ibd->fault_packet->dir);
++	if (ibd->fault_packet)
++		debugfs_remove_recursive(ibd->fault_packet->dir);
+ 	kfree(ibd->fault_packet);
+ 	ibd->fault_packet = NULL;
+ }
+@@ -1304,6 +1307,7 @@ static int fault_init_packet_debugfs(struct hfi1_ibdev *ibd)
+ 					  &ibd->fault_opcode->attr);
+ 	if (IS_ERR(ibd->fault_packet->dir)) {
+ 		kfree(ibd->fault_packet);
++		ibd->fault_packet = NULL;
+ 		return -ENOENT;
+ 	}
+ 
+diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c
+index da4aa1a95b11..cf25913bd81c 100644
+--- a/drivers/infiniband/hw/hfi1/file_ops.c
++++ b/drivers/infiniband/hw/hfi1/file_ops.c
+@@ -505,7 +505,7 @@ static int hfi1_file_mmap(struct file *fp, struct vm_area_struct *vma)
+ 			ret = -EINVAL;
+ 			goto done;
+ 		}
+-		if (flags & VM_WRITE) {
++		if ((flags & VM_WRITE) || !uctxt->rcvhdrtail_kvaddr) {
+ 			ret = -EPERM;
+ 			goto done;
+ 		}
+@@ -689,8 +689,8 @@ static int hfi1_file_close(struct inode *inode, struct file *fp)
+ 	 * checks to default and disable the send context.
+ 	 */
+ 	if (uctxt->sc) {
+-		set_pio_integrity(uctxt->sc);
+ 		sc_disable(uctxt->sc);
++		set_pio_integrity(uctxt->sc);
+ 	}
+ 
+ 	hfi1_free_ctxt_rcv_groups(uctxt);
+diff --git a/drivers/infiniband/hw/hfi1/hfi.h b/drivers/infiniband/hw/hfi1/hfi.h
+index cac2c62bc42d..9c97c180c35e 100644
+--- a/drivers/infiniband/hw/hfi1/hfi.h
++++ b/drivers/infiniband/hw/hfi1/hfi.h
+@@ -1856,6 +1856,7 @@ struct cc_state *get_cc_state_protected(struct hfi1_pportdata *ppd)
+ #define HFI1_HAS_SDMA_TIMEOUT  0x8
+ #define HFI1_HAS_SEND_DMA      0x10   /* Supports Send DMA */
+ #define HFI1_FORCED_FREEZE     0x80   /* driver forced freeze mode */
++#define HFI1_SHUTDOWN          0x100  /* device is shutting down */
+ 
+ /* IB dword length mask in PBC (lower 11 bits); same for all chips */
+ #define HFI1_PBC_LENGTH_MASK                     ((1 << 11) - 1)
+diff --git a/drivers/infiniband/hw/hfi1/init.c b/drivers/infiniband/hw/hfi1/init.c
+index 6309edf811df..92e802a64fc4 100644
+--- a/drivers/infiniband/hw/hfi1/init.c
++++ b/drivers/infiniband/hw/hfi1/init.c
+@@ -1058,6 +1058,10 @@ static void shutdown_device(struct hfi1_devdata *dd)
+ 	unsigned pidx;
+ 	int i;
+ 
++	if (dd->flags & HFI1_SHUTDOWN)
++		return;
++	dd->flags |= HFI1_SHUTDOWN;
++
+ 	for (pidx = 0; pidx < dd->num_pports; ++pidx) {
+ 		ppd = dd->pport + pidx;
+ 
+@@ -1391,6 +1395,7 @@ void hfi1_disable_after_error(struct hfi1_devdata *dd)
+ 
+ static void remove_one(struct pci_dev *);
+ static int init_one(struct pci_dev *, const struct pci_device_id *);
++static void shutdown_one(struct pci_dev *);
+ 
+ #define DRIVER_LOAD_MSG "Intel " DRIVER_NAME " loaded: "
+ #define PFX DRIVER_NAME ": "
+@@ -1407,6 +1412,7 @@ static struct pci_driver hfi1_pci_driver = {
+ 	.name = DRIVER_NAME,
+ 	.probe = init_one,
+ 	.remove = remove_one,
++	.shutdown = shutdown_one,
+ 	.id_table = hfi1_pci_tbl,
+ 	.err_handler = &hfi1_pci_err_handler,
+ };
+@@ -1816,6 +1822,13 @@ static void remove_one(struct pci_dev *pdev)
+ 	postinit_cleanup(dd);
+ }
+ 
++static void shutdown_one(struct pci_dev *pdev)
++{
++	struct hfi1_devdata *dd = pci_get_drvdata(pdev);
++
++	shutdown_device(dd);
++}
++
+ /**
+  * hfi1_create_rcvhdrq - create a receive header queue
+  * @dd: the hfi1_ib device
+@@ -1831,7 +1844,6 @@ int hfi1_create_rcvhdrq(struct hfi1_devdata *dd, struct hfi1_ctxtdata *rcd)
+ 	u64 reg;
+ 
+ 	if (!rcd->rcvhdrq) {
+-		dma_addr_t dma_hdrqtail;
+ 		gfp_t gfp_flags;
+ 
+ 		/*
+@@ -1856,13 +1868,13 @@ int hfi1_create_rcvhdrq(struct hfi1_devdata *dd, struct hfi1_ctxtdata *rcd)
+ 			goto bail;
+ 		}
+ 
+-		if (HFI1_CAP_KGET_MASK(rcd->flags, DMA_RTAIL)) {
++		if (HFI1_CAP_KGET_MASK(rcd->flags, DMA_RTAIL) ||
++		    HFI1_CAP_UGET_MASK(rcd->flags, DMA_RTAIL)) {
+ 			rcd->rcvhdrtail_kvaddr = dma_zalloc_coherent(
+-				&dd->pcidev->dev, PAGE_SIZE, &dma_hdrqtail,
+-				gfp_flags);
++				&dd->pcidev->dev, PAGE_SIZE,
++				&rcd->rcvhdrqtailaddr_dma, gfp_flags);
+ 			if (!rcd->rcvhdrtail_kvaddr)
+ 				goto bail_free;
+-			rcd->rcvhdrqtailaddr_dma = dma_hdrqtail;
+ 		}
+ 
+ 		rcd->rcvhdrq_size = amt;
+diff --git a/drivers/infiniband/hw/hfi1/pio.c b/drivers/infiniband/hw/hfi1/pio.c
+index 40dac4d16eb8..9cac15d10c4f 100644
+--- a/drivers/infiniband/hw/hfi1/pio.c
++++ b/drivers/infiniband/hw/hfi1/pio.c
+@@ -50,8 +50,6 @@
+ #include "qp.h"
+ #include "trace.h"
+ 
+-#define SC_CTXT_PACKET_EGRESS_TIMEOUT 350 /* in chip cycles */
+-
+ #define SC(name) SEND_CTXT_##name
+ /*
+  * Send Context functions
+@@ -961,15 +959,40 @@ void sc_disable(struct send_context *sc)
+ }
+ 
+ /* return SendEgressCtxtStatus.PacketOccupancy */
+-#define packet_occupancy(r) \
+-	(((r) & SEND_EGRESS_CTXT_STATUS_CTXT_EGRESS_PACKET_OCCUPANCY_SMASK)\
+-	>> SEND_EGRESS_CTXT_STATUS_CTXT_EGRESS_PACKET_OCCUPANCY_SHIFT)
++static u64 packet_occupancy(u64 reg)
++{
++	return (reg &
++		SEND_EGRESS_CTXT_STATUS_CTXT_EGRESS_PACKET_OCCUPANCY_SMASK)
++		>> SEND_EGRESS_CTXT_STATUS_CTXT_EGRESS_PACKET_OCCUPANCY_SHIFT;
++}
+ 
+ /* is egress halted on the context? */
+-#define egress_halted(r) \
+-	((r) & SEND_EGRESS_CTXT_STATUS_CTXT_EGRESS_HALT_STATUS_SMASK)
++static bool egress_halted(u64 reg)
++{
++	return !!(reg & SEND_EGRESS_CTXT_STATUS_CTXT_EGRESS_HALT_STATUS_SMASK);
++}
+ 
+-/* wait for packet egress, optionally pause for credit return  */
++/* is the send context halted? */
++static bool is_sc_halted(struct hfi1_devdata *dd, u32 hw_context)
++{
++	return !!(read_kctxt_csr(dd, hw_context, SC(STATUS)) &
++		  SC(STATUS_CTXT_HALTED_SMASK));
++}
++
++/**
++ * sc_wait_for_packet_egress
++ * @sc: valid send context
++ * @pause: wait for credit return
++ *
++ * Wait for packet egress, optionally pause for credit return
++ *
++ * Egress halt and Context halt are not necessarily the same thing, so
++ * check for both.
++ *
++ * NOTE: The context halt bit may not be set immediately.  Because of this,
++ * it is necessary to check the SW SFC_HALTED bit (set in the IRQ) and the HW
++ * context bit to determine if the context is halted.
++ */
+ static void sc_wait_for_packet_egress(struct send_context *sc, int pause)
+ {
+ 	struct hfi1_devdata *dd = sc->dd;
+@@ -981,8 +1004,9 @@ static void sc_wait_for_packet_egress(struct send_context *sc, int pause)
+ 		reg_prev = reg;
+ 		reg = read_csr(dd, sc->hw_context * 8 +
+ 			       SEND_EGRESS_CTXT_STATUS);
+-		/* done if egress is stopped */
+-		if (egress_halted(reg))
++		/* done if any halt bits, SW or HW are set */
++		if (sc->flags & SCF_HALTED ||
++		    is_sc_halted(dd, sc->hw_context) || egress_halted(reg))
+ 			break;
+ 		reg = packet_occupancy(reg);
+ 		if (reg == 0)
+diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c
+index 0793a21d76f4..d604b3d5aa3e 100644
+--- a/drivers/infiniband/hw/mlx4/mad.c
++++ b/drivers/infiniband/hw/mlx4/mad.c
+@@ -1934,7 +1934,6 @@ static void mlx4_ib_sqp_comp_worker(struct work_struct *work)
+ 					       "buf:%lld\n", wc.wr_id);
+ 				break;
+ 			default:
+-				BUG_ON(1);
+ 				break;
+ 			}
+ 		} else  {
+diff --git a/drivers/infiniband/hw/mlx4/mr.c b/drivers/infiniband/hw/mlx4/mr.c
+index 61d8b06375bb..ed1f253faf97 100644
+--- a/drivers/infiniband/hw/mlx4/mr.c
++++ b/drivers/infiniband/hw/mlx4/mr.c
+@@ -367,6 +367,40 @@ int mlx4_ib_umem_calc_optimal_mtt_size(struct ib_umem *umem, u64 start_va,
+ 	return block_shift;
+ }
+ 
++static struct ib_umem *mlx4_get_umem_mr(struct ib_ucontext *context, u64 start,
++					u64 length, u64 virt_addr,
++					int access_flags)
++{
++	/*
++	 * Force registering the memory as writable if the underlying pages
++	 * are writable.  This is so rereg can change the access permissions
++	 * from readable to writable without having to run through ib_umem_get
++	 * again
++	 */
++	if (!ib_access_writable(access_flags)) {
++		struct vm_area_struct *vma;
++
++		down_read(&current->mm->mmap_sem);
++		/*
++		 * FIXME: Ideally this would iterate over all the vmas that
++		 * cover the memory, but for now it requires a single vma to
++		 * entirely cover the MR to support RO mappings.
++		 */
++		vma = find_vma(current->mm, start);
++		if (vma && vma->vm_end >= start + length &&
++		    vma->vm_start <= start) {
++			if (vma->vm_flags & VM_WRITE)
++				access_flags |= IB_ACCESS_LOCAL_WRITE;
++		} else {
++			access_flags |= IB_ACCESS_LOCAL_WRITE;
++		}
++
++		up_read(&current->mm->mmap_sem);
++	}
++
++	return ib_umem_get(context, start, length, access_flags, 0);
++}
++
+ struct ib_mr *mlx4_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
+ 				  u64 virt_addr, int access_flags,
+ 				  struct ib_udata *udata)
+@@ -381,10 +415,8 @@ struct ib_mr *mlx4_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
+ 	if (!mr)
+ 		return ERR_PTR(-ENOMEM);
+ 
+-	/* Force registering the memory as writable. */
+-	/* Used for memory re-registeration. HCA protects the access */
+-	mr->umem = ib_umem_get(pd->uobject->context, start, length,
+-			       access_flags | IB_ACCESS_LOCAL_WRITE, 0);
++	mr->umem = mlx4_get_umem_mr(pd->uobject->context, start, length,
++				    virt_addr, access_flags);
+ 	if (IS_ERR(mr->umem)) {
+ 		err = PTR_ERR(mr->umem);
+ 		goto err_free;
+@@ -454,6 +486,9 @@ int mlx4_ib_rereg_user_mr(struct ib_mr *mr, int flags,
+ 	}
+ 
+ 	if (flags & IB_MR_REREG_ACCESS) {
++		if (ib_access_writable(mr_access_flags) && !mmr->umem->writable)
++			return -EPERM;
++
+ 		err = mlx4_mr_hw_change_access(dev->dev, *pmpt_entry,
+ 					       convert_access(mr_access_flags));
+ 
+@@ -467,10 +502,9 @@ int mlx4_ib_rereg_user_mr(struct ib_mr *mr, int flags,
+ 
+ 		mlx4_mr_rereg_mem_cleanup(dev->dev, &mmr->mmr);
+ 		ib_umem_release(mmr->umem);
+-		mmr->umem = ib_umem_get(mr->uobject->context, start, length,
+-					mr_access_flags |
+-					IB_ACCESS_LOCAL_WRITE,
+-					0);
++		mmr->umem =
++			mlx4_get_umem_mr(mr->uobject->context, start, length,
++					 virt_addr, mr_access_flags);
+ 		if (IS_ERR(mmr->umem)) {
+ 			err = PTR_ERR(mmr->umem);
+ 			/* Prevent mlx4_ib_dereg_mr from free'ing invalid pointer */
+diff --git a/drivers/infiniband/hw/mlx5/cq.c b/drivers/infiniband/hw/mlx5/cq.c
+index 77d257ec899b..9f6bc34cd4db 100644
+--- a/drivers/infiniband/hw/mlx5/cq.c
++++ b/drivers/infiniband/hw/mlx5/cq.c
+@@ -637,7 +637,7 @@ static int mlx5_poll_one(struct mlx5_ib_cq *cq,
+ }
+ 
+ static int poll_soft_wc(struct mlx5_ib_cq *cq, int num_entries,
+-			struct ib_wc *wc)
++			struct ib_wc *wc, bool is_fatal_err)
+ {
+ 	struct mlx5_ib_dev *dev = to_mdev(cq->ibcq.device);
+ 	struct mlx5_ib_wc *soft_wc, *next;
+@@ -650,6 +650,10 @@ static int poll_soft_wc(struct mlx5_ib_cq *cq, int num_entries,
+ 		mlx5_ib_dbg(dev, "polled software generated completion on CQ 0x%x\n",
+ 			    cq->mcq.cqn);
+ 
++		if (unlikely(is_fatal_err)) {
++			soft_wc->wc.status = IB_WC_WR_FLUSH_ERR;
++			soft_wc->wc.vendor_err = MLX5_CQE_SYNDROME_WR_FLUSH_ERR;
++		}
+ 		wc[npolled++] = soft_wc->wc;
+ 		list_del(&soft_wc->list);
+ 		kfree(soft_wc);
+@@ -670,12 +674,17 @@ int mlx5_ib_poll_cq(struct ib_cq *ibcq, int num_entries, struct ib_wc *wc)
+ 
+ 	spin_lock_irqsave(&cq->lock, flags);
+ 	if (mdev->state == MLX5_DEVICE_STATE_INTERNAL_ERROR) {
+-		mlx5_ib_poll_sw_comp(cq, num_entries, wc, &npolled);
++		/* make sure no soft wqe's are waiting */
++		if (unlikely(!list_empty(&cq->wc_list)))
++			soft_polled = poll_soft_wc(cq, num_entries, wc, true);
++
++		mlx5_ib_poll_sw_comp(cq, num_entries - soft_polled,
++				     wc + soft_polled, &npolled);
+ 		goto out;
+ 	}
+ 
+ 	if (unlikely(!list_empty(&cq->wc_list)))
+-		soft_polled = poll_soft_wc(cq, num_entries, wc);
++		soft_polled = poll_soft_wc(cq, num_entries, wc, false);
+ 
+ 	for (npolled = 0; npolled < num_entries - soft_polled; npolled++) {
+ 		if (mlx5_poll_one(cq, &cur_qp, wc + soft_polled + npolled))
+diff --git a/drivers/infiniband/hw/qib/qib.h b/drivers/infiniband/hw/qib/qib.h
+index 46072455130c..3461df002f81 100644
+--- a/drivers/infiniband/hw/qib/qib.h
++++ b/drivers/infiniband/hw/qib/qib.h
+@@ -1228,6 +1228,7 @@ static inline struct qib_ibport *to_iport(struct ib_device *ibdev, u8 port)
+ #define QIB_BADINTR           0x8000 /* severe interrupt problems */
+ #define QIB_DCA_ENABLED       0x10000 /* Direct Cache Access enabled */
+ #define QIB_HAS_QSFP          0x20000 /* device (card instance) has QSFP */
++#define QIB_SHUTDOWN          0x40000 /* device is shutting down */
+ 
+ /*
+  * values for ppd->lflags (_ib_port_ related flags)
+@@ -1423,8 +1424,7 @@ u64 qib_sps_ints(void);
+ /*
+  * dma_addr wrappers - all 0's invalid for hw
+  */
+-dma_addr_t qib_map_page(struct pci_dev *, struct page *, unsigned long,
+-			  size_t, int);
++int qib_map_page(struct pci_dev *d, struct page *p, dma_addr_t *daddr);
+ struct pci_dev *qib_get_pci_dev(struct rvt_dev_info *rdi);
+ 
+ /*
+diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c
+index 6a8800b65047..49c8e926cc64 100644
+--- a/drivers/infiniband/hw/qib/qib_file_ops.c
++++ b/drivers/infiniband/hw/qib/qib_file_ops.c
+@@ -364,6 +364,8 @@ static int qib_tid_update(struct qib_ctxtdata *rcd, struct file *fp,
+ 		goto done;
+ 	}
+ 	for (i = 0; i < cnt; i++, vaddr += PAGE_SIZE) {
++		dma_addr_t daddr;
++
+ 		for (; ntids--; tid++) {
+ 			if (tid == tidcnt)
+ 				tid = 0;
+@@ -380,12 +382,14 @@ static int qib_tid_update(struct qib_ctxtdata *rcd, struct file *fp,
+ 			ret = -ENOMEM;
+ 			break;
+ 		}
++		ret = qib_map_page(dd->pcidev, pagep[i], &daddr);
++		if (ret)
++			break;
++
+ 		tidlist[i] = tid + tidoff;
+ 		/* we "know" system pages and TID pages are same size */
+ 		dd->pageshadow[ctxttid + tid] = pagep[i];
+-		dd->physshadow[ctxttid + tid] =
+-			qib_map_page(dd->pcidev, pagep[i], 0, PAGE_SIZE,
+-				     PCI_DMA_FROMDEVICE);
++		dd->physshadow[ctxttid + tid] = daddr;
+ 		/*
+ 		 * don't need atomic or it's overhead
+ 		 */
+diff --git a/drivers/infiniband/hw/qib/qib_init.c b/drivers/infiniband/hw/qib/qib_init.c
+index 6c68f8a97018..015520289735 100644
+--- a/drivers/infiniband/hw/qib/qib_init.c
++++ b/drivers/infiniband/hw/qib/qib_init.c
+@@ -841,6 +841,10 @@ static void qib_shutdown_device(struct qib_devdata *dd)
+ 	struct qib_pportdata *ppd;
+ 	unsigned pidx;
+ 
++	if (dd->flags & QIB_SHUTDOWN)
++		return;
++	dd->flags |= QIB_SHUTDOWN;
++
+ 	for (pidx = 0; pidx < dd->num_pports; ++pidx) {
+ 		ppd = dd->pport + pidx;
+ 
+@@ -1182,6 +1186,7 @@ void qib_disable_after_error(struct qib_devdata *dd)
+ 
+ static void qib_remove_one(struct pci_dev *);
+ static int qib_init_one(struct pci_dev *, const struct pci_device_id *);
++static void qib_shutdown_one(struct pci_dev *);
+ 
+ #define DRIVER_LOAD_MSG "Intel " QIB_DRV_NAME " loaded: "
+ #define PFX QIB_DRV_NAME ": "
+@@ -1199,6 +1204,7 @@ static struct pci_driver qib_driver = {
+ 	.name = QIB_DRV_NAME,
+ 	.probe = qib_init_one,
+ 	.remove = qib_remove_one,
++	.shutdown = qib_shutdown_one,
+ 	.id_table = qib_pci_tbl,
+ 	.err_handler = &qib_pci_err_handler,
+ };
+@@ -1549,6 +1555,13 @@ static void qib_remove_one(struct pci_dev *pdev)
+ 	qib_postinit_cleanup(dd);
+ }
+ 
++static void qib_shutdown_one(struct pci_dev *pdev)
++{
++	struct qib_devdata *dd = pci_get_drvdata(pdev);
++
++	qib_shutdown_device(dd);
++}
++
+ /**
+  * qib_create_rcvhdrq - create a receive header queue
+  * @dd: the qlogic_ib device
+diff --git a/drivers/infiniband/hw/qib/qib_user_pages.c b/drivers/infiniband/hw/qib/qib_user_pages.c
+index ce83ba9a12ef..16543d5e80c3 100644
+--- a/drivers/infiniband/hw/qib/qib_user_pages.c
++++ b/drivers/infiniband/hw/qib/qib_user_pages.c
+@@ -99,23 +99,27 @@ static int __qib_get_user_pages(unsigned long start_page, size_t num_pages,
+  *
+  * I'm sure we won't be so lucky with other iommu's, so FIXME.
+  */
+-dma_addr_t qib_map_page(struct pci_dev *hwdev, struct page *page,
+-			unsigned long offset, size_t size, int direction)
++int qib_map_page(struct pci_dev *hwdev, struct page *page, dma_addr_t *daddr)
+ {
+ 	dma_addr_t phys;
+ 
+-	phys = pci_map_page(hwdev, page, offset, size, direction);
++	phys = pci_map_page(hwdev, page, 0, PAGE_SIZE, PCI_DMA_FROMDEVICE);
++	if (pci_dma_mapping_error(hwdev, phys))
++		return -ENOMEM;
+ 
+-	if (phys == 0) {
+-		pci_unmap_page(hwdev, phys, size, direction);
+-		phys = pci_map_page(hwdev, page, offset, size, direction);
++	if (!phys) {
++		pci_unmap_page(hwdev, phys, PAGE_SIZE, PCI_DMA_FROMDEVICE);
++		phys = pci_map_page(hwdev, page, 0, PAGE_SIZE,
++				    PCI_DMA_FROMDEVICE);
++		if (pci_dma_mapping_error(hwdev, phys))
++			return -ENOMEM;
+ 		/*
+ 		 * FIXME: If we get 0 again, we should keep this page,
+ 		 * map another, then free the 0 page.
+ 		 */
+ 	}
+-
+-	return phys;
++	*daddr = phys;
++	return 0;
+ }
+ 
+ /**
+diff --git a/drivers/infiniband/sw/rdmavt/cq.c b/drivers/infiniband/sw/rdmavt/cq.c
+index fb52b669bfce..340c17aba3b0 100644
+--- a/drivers/infiniband/sw/rdmavt/cq.c
++++ b/drivers/infiniband/sw/rdmavt/cq.c
+@@ -120,17 +120,20 @@ void rvt_cq_enter(struct rvt_cq *cq, struct ib_wc *entry, bool solicited)
+ 	if (cq->notify == IB_CQ_NEXT_COMP ||
+ 	    (cq->notify == IB_CQ_SOLICITED &&
+ 	     (solicited || entry->status != IB_WC_SUCCESS))) {
++		struct kthread_worker *worker;
++
+ 		/*
+ 		 * This will cause send_complete() to be called in
+ 		 * another thread.
+ 		 */
+-		spin_lock(&cq->rdi->n_cqs_lock);
+-		if (likely(cq->rdi->worker)) {
++		rcu_read_lock();
++		worker = rcu_dereference(cq->rdi->worker);
++		if (likely(worker)) {
+ 			cq->notify = RVT_CQ_NONE;
+ 			cq->triggered++;
+-			kthread_queue_work(cq->rdi->worker, &cq->comptask);
++			kthread_queue_work(worker, &cq->comptask);
+ 		}
+-		spin_unlock(&cq->rdi->n_cqs_lock);
++		rcu_read_unlock();
+ 	}
+ 
+ 	spin_unlock_irqrestore(&cq->lock, flags);
+@@ -512,7 +515,7 @@ int rvt_driver_cq_init(struct rvt_dev_info *rdi)
+ 	int cpu;
+ 	struct kthread_worker *worker;
+ 
+-	if (rdi->worker)
++	if (rcu_access_pointer(rdi->worker))
+ 		return 0;
+ 
+ 	spin_lock_init(&rdi->n_cqs_lock);
+@@ -524,7 +527,7 @@ int rvt_driver_cq_init(struct rvt_dev_info *rdi)
+ 		return PTR_ERR(worker);
+ 
+ 	set_user_nice(worker->task, MIN_NICE);
+-	rdi->worker = worker;
++	RCU_INIT_POINTER(rdi->worker, worker);
+ 	return 0;
+ }
+ 
+@@ -536,15 +539,19 @@ void rvt_cq_exit(struct rvt_dev_info *rdi)
+ {
+ 	struct kthread_worker *worker;
+ 
+-	/* block future queuing from send_complete() */
+-	spin_lock_irq(&rdi->n_cqs_lock);
+-	worker = rdi->worker;
++	if (!rcu_access_pointer(rdi->worker))
++		return;
++
++	spin_lock(&rdi->n_cqs_lock);
++	worker = rcu_dereference_protected(rdi->worker,
++					   lockdep_is_held(&rdi->n_cqs_lock));
+ 	if (!worker) {
+-		spin_unlock_irq(&rdi->n_cqs_lock);
++		spin_unlock(&rdi->n_cqs_lock);
+ 		return;
+ 	}
+-	rdi->worker = NULL;
+-	spin_unlock_irq(&rdi->n_cqs_lock);
++	RCU_INIT_POINTER(rdi->worker, NULL);
++	spin_unlock(&rdi->n_cqs_lock);
++	synchronize_rcu();
+ 
+ 	kthread_destroy_worker(worker);
+ }
+diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c
+index fff40b097947..3130698fee70 100644
+--- a/drivers/infiniband/ulp/isert/ib_isert.c
++++ b/drivers/infiniband/ulp/isert/ib_isert.c
+@@ -886,15 +886,9 @@ isert_login_post_send(struct isert_conn *isert_conn, struct iser_tx_desc *tx_des
+ }
+ 
+ static void
+-isert_create_send_desc(struct isert_conn *isert_conn,
+-		       struct isert_cmd *isert_cmd,
+-		       struct iser_tx_desc *tx_desc)
++__isert_create_send_desc(struct isert_device *device,
++			 struct iser_tx_desc *tx_desc)
+ {
+-	struct isert_device *device = isert_conn->device;
+-	struct ib_device *ib_dev = device->ib_device;
+-
+-	ib_dma_sync_single_for_cpu(ib_dev, tx_desc->dma_addr,
+-				   ISER_HEADERS_LEN, DMA_TO_DEVICE);
+ 
+ 	memset(&tx_desc->iser_header, 0, sizeof(struct iser_ctrl));
+ 	tx_desc->iser_header.flags = ISCSI_CTRL;
+@@ -907,6 +901,20 @@ isert_create_send_desc(struct isert_conn *isert_conn,
+ 	}
+ }
+ 
++static void
++isert_create_send_desc(struct isert_conn *isert_conn,
++		       struct isert_cmd *isert_cmd,
++		       struct iser_tx_desc *tx_desc)
++{
++	struct isert_device *device = isert_conn->device;
++	struct ib_device *ib_dev = device->ib_device;
++
++	ib_dma_sync_single_for_cpu(ib_dev, tx_desc->dma_addr,
++				   ISER_HEADERS_LEN, DMA_TO_DEVICE);
++
++	__isert_create_send_desc(device, tx_desc);
++}
++
+ static int
+ isert_init_tx_hdrs(struct isert_conn *isert_conn,
+ 		   struct iser_tx_desc *tx_desc)
+@@ -994,7 +1002,7 @@ isert_put_login_tx(struct iscsi_conn *conn, struct iscsi_login *login,
+ 	struct iser_tx_desc *tx_desc = &isert_conn->login_tx_desc;
+ 	int ret;
+ 
+-	isert_create_send_desc(isert_conn, NULL, tx_desc);
++	__isert_create_send_desc(device, tx_desc);
+ 
+ 	memcpy(&tx_desc->iscsi_header, &login->rsp[0],
+ 	       sizeof(struct iscsi_hdr));
+@@ -2108,7 +2116,7 @@ isert_set_sig_attrs(struct se_cmd *se_cmd, struct ib_sig_attrs *sig_attrs)
+ 
+ 	sig_attrs->check_mask =
+ 	       (se_cmd->prot_checks & TARGET_DIF_CHECK_GUARD  ? 0xc0 : 0) |
+-	       (se_cmd->prot_checks & TARGET_DIF_CHECK_REFTAG ? 0x30 : 0) |
++	       (se_cmd->prot_checks & TARGET_DIF_CHECK_APPTAG ? 0x30 : 0) |
+ 	       (se_cmd->prot_checks & TARGET_DIF_CHECK_REFTAG ? 0x0f : 0);
+ 	return 0;
+ }
+diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
+index a89b81b35932..62f9c23d8a7f 100644
+--- a/drivers/input/joystick/xpad.c
++++ b/drivers/input/joystick/xpad.c
+@@ -123,7 +123,7 @@ static const struct xpad_device {
+ 	u8 mapping;
+ 	u8 xtype;
+ } xpad_device[] = {
+-	{ 0x0079, 0x18d4, "GPD Win 2 Controller", 0, XTYPE_XBOX360 },
++	{ 0x0079, 0x18d4, "GPD Win 2 X-Box Controller", 0, XTYPE_XBOX360 },
+ 	{ 0x044f, 0x0f00, "Thrustmaster Wheel", 0, XTYPE_XBOX },
+ 	{ 0x044f, 0x0f03, "Thrustmaster Wheel", 0, XTYPE_XBOX },
+ 	{ 0x044f, 0x0f07, "Thrustmaster, Inc. Controller", 0, XTYPE_XBOX },
+diff --git a/drivers/input/mouse/elan_i2c.h b/drivers/input/mouse/elan_i2c.h
+index 599544c1a91c..243e0fa6e3e3 100644
+--- a/drivers/input/mouse/elan_i2c.h
++++ b/drivers/input/mouse/elan_i2c.h
+@@ -27,6 +27,8 @@
+ #define ETP_DISABLE_POWER	0x0001
+ #define ETP_PRESSURE_OFFSET	25
+ 
++#define ETP_CALIBRATE_MAX_LEN	3
++
+ /* IAP Firmware handling */
+ #define ETP_PRODUCT_ID_FORMAT_STRING	"%d.0"
+ #define ETP_FW_NAME		"elan_i2c_" ETP_PRODUCT_ID_FORMAT_STRING ".bin"
+diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c
+index 93967c8139e7..37f954b704a6 100644
+--- a/drivers/input/mouse/elan_i2c_core.c
++++ b/drivers/input/mouse/elan_i2c_core.c
+@@ -610,7 +610,7 @@ static ssize_t calibrate_store(struct device *dev,
+ 	int tries = 20;
+ 	int retval;
+ 	int error;
+-	u8 val[3];
++	u8 val[ETP_CALIBRATE_MAX_LEN];
+ 
+ 	retval = mutex_lock_interruptible(&data->sysfs_mutex);
+ 	if (retval)
+@@ -1263,6 +1263,7 @@ static const struct acpi_device_id elan_acpi_id[] = {
+ 	{ "ELAN060C", 0 },
+ 	{ "ELAN0611", 0 },
+ 	{ "ELAN0612", 0 },
++	{ "ELAN0618", 0 },
+ 	{ "ELAN1000", 0 },
+ 	{ }
+ };
+diff --git a/drivers/input/mouse/elan_i2c_smbus.c b/drivers/input/mouse/elan_i2c_smbus.c
+index cfcb32559925..c060d270bc4d 100644
+--- a/drivers/input/mouse/elan_i2c_smbus.c
++++ b/drivers/input/mouse/elan_i2c_smbus.c
+@@ -56,7 +56,7 @@
+ static int elan_smbus_initialize(struct i2c_client *client)
+ {
+ 	u8 check[ETP_SMBUS_HELLOPACKET_LEN] = { 0x55, 0x55, 0x55, 0x55, 0x55 };
+-	u8 values[ETP_SMBUS_HELLOPACKET_LEN] = { 0, 0, 0, 0, 0 };
++	u8 values[I2C_SMBUS_BLOCK_MAX] = {0};
+ 	int len, error;
+ 
+ 	/* Get hello packet */
+@@ -117,12 +117,16 @@ static int elan_smbus_calibrate(struct i2c_client *client)
+ static int elan_smbus_calibrate_result(struct i2c_client *client, u8 *val)
+ {
+ 	int error;
++	u8 buf[I2C_SMBUS_BLOCK_MAX] = {0};
++
++	BUILD_BUG_ON(ETP_CALIBRATE_MAX_LEN > sizeof(buf));
+ 
+ 	error = i2c_smbus_read_block_data(client,
+-					  ETP_SMBUS_CALIBRATE_QUERY, val);
++					  ETP_SMBUS_CALIBRATE_QUERY, buf);
+ 	if (error < 0)
+ 		return error;
+ 
++	memcpy(val, buf, ETP_CALIBRATE_MAX_LEN);
+ 	return 0;
+ }
+ 
+@@ -472,6 +476,8 @@ static int elan_smbus_get_report(struct i2c_client *client, u8 *report)
+ {
+ 	int len;
+ 
++	BUILD_BUG_ON(I2C_SMBUS_BLOCK_MAX > ETP_SMBUS_REPORT_LEN);
++
+ 	len = i2c_smbus_read_block_data(client,
+ 					ETP_SMBUS_PACKET_QUERY,
+ 					&report[ETP_SMBUS_REPORT_OFFSET]);
+diff --git a/drivers/input/mouse/elantech.c b/drivers/input/mouse/elantech.c
+index db47a5e1d114..b68019109e99 100644
+--- a/drivers/input/mouse/elantech.c
++++ b/drivers/input/mouse/elantech.c
+@@ -796,7 +796,7 @@ static int elantech_packet_check_v4(struct psmouse *psmouse)
+ 	else if (ic_version == 7 && etd->samples[1] == 0x2A)
+ 		sanity_check = ((packet[3] & 0x1c) == 0x10);
+ 	else
+-		sanity_check = ((packet[0] & 0x0c) == 0x04 &&
++		sanity_check = ((packet[0] & 0x08) == 0x00 &&
+ 				(packet[3] & 0x1c) == 0x10);
+ 
+ 	if (!sanity_check)
+@@ -1169,6 +1169,12 @@ static const struct dmi_system_id elantech_dmi_has_middle_button[] = {
+ 	{ }
+ };
+ 
++static const char * const middle_button_pnp_ids[] = {
++	"LEN2131", /* ThinkPad P52 w/ NFC */
++	"LEN2132", /* ThinkPad P52 */
++	NULL
++};
++
+ /*
+  * Set the appropriate event bits for the input subsystem
+  */
+@@ -1188,7 +1194,8 @@ static int elantech_set_input_params(struct psmouse *psmouse)
+ 	__clear_bit(EV_REL, dev->evbit);
+ 
+ 	__set_bit(BTN_LEFT, dev->keybit);
+-	if (dmi_check_system(elantech_dmi_has_middle_button))
++	if (dmi_check_system(elantech_dmi_has_middle_button) ||
++			psmouse_matches_pnp_id(psmouse, middle_button_pnp_ids))
+ 		__set_bit(BTN_MIDDLE, dev->keybit);
+ 	__set_bit(BTN_RIGHT, dev->keybit);
+ 
+diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
+index 8900c3166ebf..47ed5616d026 100644
+--- a/drivers/input/mouse/psmouse-base.c
++++ b/drivers/input/mouse/psmouse-base.c
+@@ -192,8 +192,8 @@ psmouse_ret_t psmouse_process_byte(struct psmouse *psmouse)
+ 			else
+ 				input_report_rel(dev, REL_WHEEL, -wheel);
+ 
+-			input_report_key(dev, BTN_SIDE,  BIT(4));
+-			input_report_key(dev, BTN_EXTRA, BIT(5));
++			input_report_key(dev, BTN_SIDE,  packet[3] & BIT(4));
++			input_report_key(dev, BTN_EXTRA, packet[3] & BIT(5));
+ 			break;
+ 		}
+ 		break;
+@@ -203,13 +203,13 @@ psmouse_ret_t psmouse_process_byte(struct psmouse *psmouse)
+ 		input_report_rel(dev, REL_WHEEL, -(s8) packet[3]);
+ 
+ 		/* Extra buttons on Genius NewNet 3D */
+-		input_report_key(dev, BTN_SIDE,  BIT(6));
+-		input_report_key(dev, BTN_EXTRA, BIT(7));
++		input_report_key(dev, BTN_SIDE,  packet[0] & BIT(6));
++		input_report_key(dev, BTN_EXTRA, packet[0] & BIT(7));
+ 		break;
+ 
+ 	case PSMOUSE_THINKPS:
+ 		/* Extra button on ThinkingMouse */
+-		input_report_key(dev, BTN_EXTRA, BIT(3));
++		input_report_key(dev, BTN_EXTRA, packet[0] & BIT(3));
+ 
+ 		/*
+ 		 * Without this bit of weirdness moving up gives wildly
+@@ -223,7 +223,7 @@ psmouse_ret_t psmouse_process_byte(struct psmouse *psmouse)
+ 		 * Cortron PS2 Trackball reports SIDE button in the
+ 		 * 4th bit of the first byte.
+ 		 */
+-		input_report_key(dev, BTN_SIDE, BIT(3));
++		input_report_key(dev, BTN_SIDE, packet[0] & BIT(3));
+ 		packet[0] |= BIT(3);
+ 		break;
+ 
+diff --git a/drivers/input/touchscreen/silead.c b/drivers/input/touchscreen/silead.c
+index ff7043f74a3d..d196ac3d8b8c 100644
+--- a/drivers/input/touchscreen/silead.c
++++ b/drivers/input/touchscreen/silead.c
+@@ -603,6 +603,7 @@ static const struct acpi_device_id silead_ts_acpi_match[] = {
+ 	{ "GSL3692", 0 },
+ 	{ "MSSL1680", 0 },
+ 	{ "MSSL0001", 0 },
++	{ "MSSL0002", 0 },
+ 	{ }
+ };
+ MODULE_DEVICE_TABLE(acpi, silead_ts_acpi_match);
+diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig
+index df171cb85822..b38798cc5288 100644
+--- a/drivers/iommu/Kconfig
++++ b/drivers/iommu/Kconfig
+@@ -107,7 +107,6 @@ config IOMMU_PGTABLES_L2
+ # AMD IOMMU support
+ config AMD_IOMMU
+ 	bool "AMD IOMMU support"
+-	select DMA_DIRECT_OPS
+ 	select SWIOTLB
+ 	select PCI_MSI
+ 	select PCI_ATS
+diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
+index b0b30a568db7..12c1491a1a9a 100644
+--- a/drivers/iommu/amd_iommu.c
++++ b/drivers/iommu/amd_iommu.c
+@@ -2593,32 +2593,51 @@ static void *alloc_coherent(struct device *dev, size_t size,
+ 			    unsigned long attrs)
+ {
+ 	u64 dma_mask = dev->coherent_dma_mask;
+-	struct protection_domain *domain = get_domain(dev);
+-	bool is_direct = false;
+-	void *virt_addr;
++	struct protection_domain *domain;
++	struct dma_ops_domain *dma_dom;
++	struct page *page;
++
++	domain = get_domain(dev);
++	if (PTR_ERR(domain) == -EINVAL) {
++		page = alloc_pages(flag, get_order(size));
++		*dma_addr = page_to_phys(page);
++		return page_address(page);
++	} else if (IS_ERR(domain))
++		return NULL;
+ 
+-	if (IS_ERR(domain)) {
+-		if (PTR_ERR(domain) != -EINVAL)
++	dma_dom   = to_dma_ops_domain(domain);
++	size	  = PAGE_ALIGN(size);
++	dma_mask  = dev->coherent_dma_mask;
++	flag     &= ~(__GFP_DMA | __GFP_HIGHMEM | __GFP_DMA32);
++	flag     |= __GFP_ZERO;
++
++	page = alloc_pages(flag | __GFP_NOWARN,  get_order(size));
++	if (!page) {
++		if (!gfpflags_allow_blocking(flag))
+ 			return NULL;
+-		is_direct = true;
+-	}
+ 
+-	virt_addr = dma_direct_alloc(dev, size, dma_addr, flag, attrs);
+-	if (!virt_addr || is_direct)
+-		return virt_addr;
++		page = dma_alloc_from_contiguous(dev, size >> PAGE_SHIFT,
++						 get_order(size), flag);
++		if (!page)
++			return NULL;
++	}
+ 
+ 	if (!dma_mask)
+ 		dma_mask = *dev->dma_mask;
+ 
+-	*dma_addr = __map_single(dev, to_dma_ops_domain(domain),
+-			virt_to_phys(virt_addr), PAGE_ALIGN(size),
+-			DMA_BIDIRECTIONAL, dma_mask);
++	*dma_addr = __map_single(dev, dma_dom, page_to_phys(page),
++				 size, DMA_BIDIRECTIONAL, dma_mask);
++
+ 	if (*dma_addr == AMD_IOMMU_MAPPING_ERROR)
+ 		goto out_free;
+-	return virt_addr;
++
++	return page_address(page);
+ 
+ out_free:
+-	dma_direct_free(dev, size, virt_addr, *dma_addr, attrs);
++
++	if (!dma_release_from_contiguous(dev, page, size >> PAGE_SHIFT))
++		__free_pages(page, get_order(size));
++
+ 	return NULL;
+ }
+ 
+@@ -2629,17 +2648,24 @@ static void free_coherent(struct device *dev, size_t size,
+ 			  void *virt_addr, dma_addr_t dma_addr,
+ 			  unsigned long attrs)
+ {
+-	struct protection_domain *domain = get_domain(dev);
++	struct protection_domain *domain;
++	struct dma_ops_domain *dma_dom;
++	struct page *page;
+ 
++	page = virt_to_page(virt_addr);
+ 	size = PAGE_ALIGN(size);
+ 
+-	if (!IS_ERR(domain)) {
+-		struct dma_ops_domain *dma_dom = to_dma_ops_domain(domain);
++	domain = get_domain(dev);
++	if (IS_ERR(domain))
++		goto free_mem;
+ 
+-		__unmap_single(dma_dom, dma_addr, size, DMA_BIDIRECTIONAL);
+-	}
++	dma_dom = to_dma_ops_domain(domain);
++
++	__unmap_single(dma_dom, dma_addr, size, DMA_BIDIRECTIONAL);
+ 
+-	dma_direct_free(dev, size, virt_addr, dma_addr, attrs);
++free_mem:
++	if (!dma_release_from_contiguous(dev, page, size >> PAGE_SHIFT))
++		__free_pages(page, get_order(size));
+ }
+ 
+ /*
+diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
+index 5416f2b2ac21..ab16968fced8 100644
+--- a/drivers/irqchip/irq-gic-v3-its.c
++++ b/drivers/irqchip/irq-gic-v3-its.c
+@@ -2309,7 +2309,14 @@ static int its_irq_domain_activate(struct irq_domain *domain,
+ 		cpu_mask = cpumask_of_node(its_dev->its->numa_node);
+ 
+ 	/* Bind the LPI to the first possible CPU */
+-	cpu = cpumask_first(cpu_mask);
++	cpu = cpumask_first_and(cpu_mask, cpu_online_mask);
++	if (cpu >= nr_cpu_ids) {
++		if (its_dev->its->flags & ITS_FLAGS_WORKAROUND_CAVIUM_23144)
++			return -EINVAL;
++
++		cpu = cpumask_first(cpu_online_mask);
++	}
++
+ 	its_dev->event_map.col_map[event] = cpu;
+ 	irq_data_update_effective_affinity(d, cpumask_of(cpu));
+ 
+diff --git a/drivers/md/dm-thin.c b/drivers/md/dm-thin.c
+index b11107497d2e..19478c7b2268 100644
+--- a/drivers/md/dm-thin.c
++++ b/drivers/md/dm-thin.c
+@@ -1385,6 +1385,8 @@ static void schedule_external_copy(struct thin_c *tc, dm_block_t virt_block,
+ 
+ static void set_pool_mode(struct pool *pool, enum pool_mode new_mode);
+ 
++static void requeue_bios(struct pool *pool);
++
+ static void check_for_space(struct pool *pool)
+ {
+ 	int r;
+@@ -1397,8 +1399,10 @@ static void check_for_space(struct pool *pool)
+ 	if (r)
+ 		return;
+ 
+-	if (nr_free)
++	if (nr_free) {
+ 		set_pool_mode(pool, PM_WRITE);
++		requeue_bios(pool);
++	}
+ }
+ 
+ /*
+@@ -1475,7 +1479,10 @@ static int alloc_data_block(struct thin_c *tc, dm_block_t *result)
+ 
+ 	r = dm_pool_alloc_data_block(pool->pmd, result);
+ 	if (r) {
+-		metadata_operation_failed(pool, "dm_pool_alloc_data_block", r);
++		if (r == -ENOSPC)
++			set_pool_mode(pool, PM_OUT_OF_DATA_SPACE);
++		else
++			metadata_operation_failed(pool, "dm_pool_alloc_data_block", r);
+ 		return r;
+ 	}
+ 
+diff --git a/drivers/md/dm-zoned-target.c b/drivers/md/dm-zoned-target.c
+index e73b0776683c..e302f1558fa0 100644
+--- a/drivers/md/dm-zoned-target.c
++++ b/drivers/md/dm-zoned-target.c
+@@ -788,7 +788,7 @@ static int dmz_ctr(struct dm_target *ti, unsigned int argc, char **argv)
+ 
+ 	/* Chunk BIO work */
+ 	mutex_init(&dmz->chunk_lock);
+-	INIT_RADIX_TREE(&dmz->chunk_rxtree, GFP_KERNEL);
++	INIT_RADIX_TREE(&dmz->chunk_rxtree, GFP_NOIO);
+ 	dmz->chunk_wq = alloc_workqueue("dmz_cwq_%s", WQ_MEM_RECLAIM | WQ_UNBOUND,
+ 					0, dev->name);
+ 	if (!dmz->chunk_wq) {
+diff --git a/drivers/md/dm.c b/drivers/md/dm.c
+index 0a7b0107ca78..cabae3e280c2 100644
+--- a/drivers/md/dm.c
++++ b/drivers/md/dm.c
+@@ -1582,10 +1582,9 @@ static blk_qc_t __split_and_process_bio(struct mapped_device *md,
+ 				 * the usage of io->orig_bio in dm_remap_zone_report()
+ 				 * won't be affected by this reassignment.
+ 				 */
+-				struct bio *b = bio_clone_bioset(bio, GFP_NOIO,
+-								 md->queue->bio_split);
++				struct bio *b = bio_split(bio, bio_sectors(bio) - ci.sector_count,
++							  GFP_NOIO, md->queue->bio_split);
+ 				ci.io->orig_bio = b;
+-				bio_advance(bio, (bio_sectors(bio) - ci.sector_count) << 9);
+ 				bio_chain(b, bio);
+ 				ret = generic_make_request(bio);
+ 				break;
+diff --git a/drivers/md/md.c b/drivers/md/md.c
+index c208c01f63a5..bac480d75d1d 100644
+--- a/drivers/md/md.c
++++ b/drivers/md/md.c
+@@ -2853,7 +2853,8 @@ state_store(struct md_rdev *rdev, const char *buf, size_t len)
+ 			err = 0;
+ 		}
+ 	} else if (cmd_match(buf, "re-add")) {
+-		if (test_bit(Faulty, &rdev->flags) && (rdev->raid_disk == -1)) {
++		if (test_bit(Faulty, &rdev->flags) && (rdev->raid_disk == -1) &&
++			rdev->saved_raid_disk >= 0) {
+ 			/* clear_bit is performed _after_ all the devices
+ 			 * have their local Faulty bit cleared. If any writes
+ 			 * happen in the meantime in the local node, they
+@@ -8641,6 +8642,7 @@ static int remove_and_add_spares(struct mddev *mddev,
+ 			if (mddev->pers->hot_remove_disk(
+ 				    mddev, rdev) == 0) {
+ 				sysfs_unlink_rdev(mddev, rdev);
++				rdev->saved_raid_disk = rdev->raid_disk;
+ 				rdev->raid_disk = -1;
+ 				removed++;
+ 			}
+diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c
+index e33414975065..a4ada1ccf0df 100644
+--- a/drivers/media/dvb-core/dvb_frontend.c
++++ b/drivers/media/dvb-core/dvb_frontend.c
+@@ -275,8 +275,20 @@ static void dvb_frontend_add_event(struct dvb_frontend *fe,
+ 	wake_up_interruptible (&events->wait_queue);
+ }
+ 
++static int dvb_frontend_test_event(struct dvb_frontend_private *fepriv,
++				   struct dvb_fe_events *events)
++{
++	int ret;
++
++	up(&fepriv->sem);
++	ret = events->eventw != events->eventr;
++	down(&fepriv->sem);
++
++	return ret;
++}
++
+ static int dvb_frontend_get_event(struct dvb_frontend *fe,
+-			    struct dvb_frontend_event *event, int flags)
++			          struct dvb_frontend_event *event, int flags)
+ {
+ 	struct dvb_frontend_private *fepriv = fe->frontend_priv;
+ 	struct dvb_fe_events *events = &fepriv->events;
+@@ -294,13 +306,8 @@ static int dvb_frontend_get_event(struct dvb_frontend *fe,
+ 		if (flags & O_NONBLOCK)
+ 			return -EWOULDBLOCK;
+ 
+-		up(&fepriv->sem);
+-
+-		ret = wait_event_interruptible (events->wait_queue,
+-						events->eventw != events->eventr);
+-
+-		if (down_interruptible (&fepriv->sem))
+-			return -ERESTARTSYS;
++		ret = wait_event_interruptible(events->wait_queue,
++					       dvb_frontend_test_event(fepriv, events));
+ 
+ 		if (ret < 0)
+ 			return ret;
+diff --git a/drivers/media/platform/vsp1/vsp1_video.c b/drivers/media/platform/vsp1/vsp1_video.c
+index c2d3b8f0f487..93f69b3ac911 100644
+--- a/drivers/media/platform/vsp1/vsp1_video.c
++++ b/drivers/media/platform/vsp1/vsp1_video.c
+@@ -849,9 +849,8 @@ static int vsp1_video_setup_pipeline(struct vsp1_pipeline *pipe)
+ 	return 0;
+ }
+ 
+-static void vsp1_video_cleanup_pipeline(struct vsp1_pipeline *pipe)
++static void vsp1_video_release_buffers(struct vsp1_video *video)
+ {
+-	struct vsp1_video *video = pipe->output->video;
+ 	struct vsp1_vb2_buffer *buffer;
+ 	unsigned long flags;
+ 
+@@ -861,12 +860,18 @@ static void vsp1_video_cleanup_pipeline(struct vsp1_pipeline *pipe)
+ 		vb2_buffer_done(&buffer->buf.vb2_buf, VB2_BUF_STATE_ERROR);
+ 	INIT_LIST_HEAD(&video->irqqueue);
+ 	spin_unlock_irqrestore(&video->irqlock, flags);
++}
++
++static void vsp1_video_cleanup_pipeline(struct vsp1_pipeline *pipe)
++{
++	lockdep_assert_held(&pipe->lock);
+ 
+ 	/* Release our partition table allocation */
+-	mutex_lock(&pipe->lock);
+ 	kfree(pipe->part_table);
+ 	pipe->part_table = NULL;
+-	mutex_unlock(&pipe->lock);
++
++	vsp1_dl_list_put(pipe->dl);
++	pipe->dl = NULL;
+ }
+ 
+ static int vsp1_video_start_streaming(struct vb2_queue *vq, unsigned int count)
+@@ -881,8 +886,9 @@ static int vsp1_video_start_streaming(struct vb2_queue *vq, unsigned int count)
+ 	if (pipe->stream_count == pipe->num_inputs) {
+ 		ret = vsp1_video_setup_pipeline(pipe);
+ 		if (ret < 0) {
+-			mutex_unlock(&pipe->lock);
++			vsp1_video_release_buffers(video);
+ 			vsp1_video_cleanup_pipeline(pipe);
++			mutex_unlock(&pipe->lock);
+ 			return ret;
+ 		}
+ 
+@@ -932,13 +938,12 @@ static void vsp1_video_stop_streaming(struct vb2_queue *vq)
+ 		if (ret == -ETIMEDOUT)
+ 			dev_err(video->vsp1->dev, "pipeline stop timeout\n");
+ 
+-		vsp1_dl_list_put(pipe->dl);
+-		pipe->dl = NULL;
++		vsp1_video_cleanup_pipeline(pipe);
+ 	}
+ 	mutex_unlock(&pipe->lock);
+ 
+ 	media_pipeline_stop(&video->video.entity);
+-	vsp1_video_cleanup_pipeline(pipe);
++	vsp1_video_release_buffers(video);
+ 	vsp1_video_pipeline_put(pipe);
+ }
+ 
+diff --git a/drivers/media/rc/ir-mce_kbd-decoder.c b/drivers/media/rc/ir-mce_kbd-decoder.c
+index c110984ca671..5478fe08f9d3 100644
+--- a/drivers/media/rc/ir-mce_kbd-decoder.c
++++ b/drivers/media/rc/ir-mce_kbd-decoder.c
+@@ -130,6 +130,8 @@ static void mce_kbd_rx_timeout(struct timer_list *t)
+ 
+ 	for (i = 0; i < MCIR2_MASK_KEYS_START; i++)
+ 		input_report_key(raw->mce_kbd.idev, kbd_keycodes[i], 0);
++
++	input_sync(raw->mce_kbd.idev);
+ }
+ 
+ static enum mce_kbd_mode mce_kbd_mode(struct mce_kbd_dec *data)
+diff --git a/drivers/media/usb/cx231xx/cx231xx-cards.c b/drivers/media/usb/cx231xx/cx231xx-cards.c
+index c76b2101193c..89795d4d0a71 100644
+--- a/drivers/media/usb/cx231xx/cx231xx-cards.c
++++ b/drivers/media/usb/cx231xx/cx231xx-cards.c
+@@ -1024,6 +1024,9 @@ struct usb_device_id cx231xx_id_table[] = {
+ 	 .driver_info = CX231XX_BOARD_CNXT_RDE_250},
+ 	{USB_DEVICE(0x0572, 0x58A0),
+ 	 .driver_info = CX231XX_BOARD_CNXT_RDU_250},
++	/* AverMedia DVD EZMaker 7 */
++	{USB_DEVICE(0x07ca, 0xc039),
++	 .driver_info = CX231XX_BOARD_CNXT_VIDEO_GRABBER},
+ 	{USB_DEVICE(0x2040, 0xb110),
+ 	 .driver_info = CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL},
+ 	{USB_DEVICE(0x2040, 0xb111),
+diff --git a/drivers/media/usb/cx231xx/cx231xx-dvb.c b/drivers/media/usb/cx231xx/cx231xx-dvb.c
+index 67ed66712d05..f31ffaf9d2f2 100644
+--- a/drivers/media/usb/cx231xx/cx231xx-dvb.c
++++ b/drivers/media/usb/cx231xx/cx231xx-dvb.c
+@@ -1151,7 +1151,7 @@ static int dvb_init(struct cx231xx *dev)
+ 		info.platform_data = &si2157_config;
+ 		request_module("si2157");
+ 
+-		client = i2c_new_device(adapter, &info);
++		client = i2c_new_device(tuner_i2c, &info);
+ 		if (client == NULL || client->dev.driver == NULL) {
+ 			module_put(dvb->i2c_client_demod[0]->dev.driver->owner);
+ 			i2c_unregister_device(dvb->i2c_client_demod[0]);
+diff --git a/drivers/media/usb/uvc/uvc_video.c b/drivers/media/usb/uvc/uvc_video.c
+index aa0082fe5833..b28c997a7ab0 100644
+--- a/drivers/media/usb/uvc/uvc_video.c
++++ b/drivers/media/usb/uvc/uvc_video.c
+@@ -163,14 +163,27 @@ static void uvc_fixup_video_ctrl(struct uvc_streaming *stream,
+ 	}
+ }
+ 
++static size_t uvc_video_ctrl_size(struct uvc_streaming *stream)
++{
++	/*
++	 * Return the size of the video probe and commit controls, which depends
++	 * on the protocol version.
++	 */
++	if (stream->dev->uvc_version < 0x0110)
++		return 26;
++	else if (stream->dev->uvc_version < 0x0150)
++		return 34;
++	else
++		return 48;
++}
++
+ static int uvc_get_video_ctrl(struct uvc_streaming *stream,
+ 	struct uvc_streaming_control *ctrl, int probe, u8 query)
+ {
++	u16 size = uvc_video_ctrl_size(stream);
+ 	u8 *data;
+-	u16 size;
+ 	int ret;
+ 
+-	size = stream->dev->uvc_version >= 0x0110 ? 34 : 26;
+ 	if ((stream->dev->quirks & UVC_QUIRK_PROBE_DEF) &&
+ 			query == UVC_GET_DEF)
+ 		return -EIO;
+@@ -225,7 +238,7 @@ static int uvc_get_video_ctrl(struct uvc_streaming *stream,
+ 	ctrl->dwMaxVideoFrameSize = get_unaligned_le32(&data[18]);
+ 	ctrl->dwMaxPayloadTransferSize = get_unaligned_le32(&data[22]);
+ 
+-	if (size == 34) {
++	if (size >= 34) {
+ 		ctrl->dwClockFrequency = get_unaligned_le32(&data[26]);
+ 		ctrl->bmFramingInfo = data[30];
+ 		ctrl->bPreferedVersion = data[31];
+@@ -254,11 +267,10 @@ static int uvc_get_video_ctrl(struct uvc_streaming *stream,
+ static int uvc_set_video_ctrl(struct uvc_streaming *stream,
+ 	struct uvc_streaming_control *ctrl, int probe)
+ {
++	u16 size = uvc_video_ctrl_size(stream);
+ 	u8 *data;
+-	u16 size;
+ 	int ret;
+ 
+-	size = stream->dev->uvc_version >= 0x0110 ? 34 : 26;
+ 	data = kzalloc(size, GFP_KERNEL);
+ 	if (data == NULL)
+ 		return -ENOMEM;
+@@ -275,7 +287,7 @@ static int uvc_set_video_ctrl(struct uvc_streaming *stream,
+ 	put_unaligned_le32(ctrl->dwMaxVideoFrameSize, &data[18]);
+ 	put_unaligned_le32(ctrl->dwMaxPayloadTransferSize, &data[22]);
+ 
+-	if (size == 34) {
++	if (size >= 34) {
+ 		put_unaligned_le32(ctrl->dwClockFrequency, &data[26]);
+ 		data[30] = ctrl->bmFramingInfo;
+ 		data[31] = ctrl->bPreferedVersion;
+diff --git a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c
+index 4312935f1dfc..d03a44d89649 100644
+--- a/drivers/media/v4l2-core/v4l2-compat-ioctl32.c
++++ b/drivers/media/v4l2-core/v4l2-compat-ioctl32.c
+@@ -871,7 +871,7 @@ static int put_v4l2_ext_controls32(struct file *file,
+ 	    get_user(kcontrols, &kp->controls))
+ 		return -EFAULT;
+ 
+-	if (!count)
++	if (!count || count > (U32_MAX/sizeof(*ucontrols)))
+ 		return 0;
+ 	if (get_user(p, &up->controls))
+ 		return -EFAULT;
+diff --git a/drivers/mfd/intel-lpss-pci.c b/drivers/mfd/intel-lpss-pci.c
+index d1c46de89eb4..d9ae983095c5 100644
+--- a/drivers/mfd/intel-lpss-pci.c
++++ b/drivers/mfd/intel-lpss-pci.c
+@@ -124,6 +124,11 @@ static const struct intel_lpss_platform_info apl_i2c_info = {
+ 	.properties = apl_i2c_properties,
+ };
+ 
++static const struct intel_lpss_platform_info cnl_i2c_info = {
++	.clk_rate = 216000000,
++	.properties = spt_i2c_properties,
++};
++
+ static const struct pci_device_id intel_lpss_pci_ids[] = {
+ 	/* BXT A-Step */
+ 	{ PCI_VDEVICE(INTEL, 0x0aac), (kernel_ulong_t)&bxt_i2c_info },
+@@ -207,13 +212,13 @@ static const struct pci_device_id intel_lpss_pci_ids[] = {
+ 	{ PCI_VDEVICE(INTEL, 0x9daa), (kernel_ulong_t)&spt_info },
+ 	{ PCI_VDEVICE(INTEL, 0x9dab), (kernel_ulong_t)&spt_info },
+ 	{ PCI_VDEVICE(INTEL, 0x9dfb), (kernel_ulong_t)&spt_info },
+-	{ PCI_VDEVICE(INTEL, 0x9dc5), (kernel_ulong_t)&spt_i2c_info },
+-	{ PCI_VDEVICE(INTEL, 0x9dc6), (kernel_ulong_t)&spt_i2c_info },
++	{ PCI_VDEVICE(INTEL, 0x9dc5), (kernel_ulong_t)&cnl_i2c_info },
++	{ PCI_VDEVICE(INTEL, 0x9dc6), (kernel_ulong_t)&cnl_i2c_info },
+ 	{ PCI_VDEVICE(INTEL, 0x9dc7), (kernel_ulong_t)&spt_uart_info },
+-	{ PCI_VDEVICE(INTEL, 0x9de8), (kernel_ulong_t)&spt_i2c_info },
+-	{ PCI_VDEVICE(INTEL, 0x9de9), (kernel_ulong_t)&spt_i2c_info },
+-	{ PCI_VDEVICE(INTEL, 0x9dea), (kernel_ulong_t)&spt_i2c_info },
+-	{ PCI_VDEVICE(INTEL, 0x9deb), (kernel_ulong_t)&spt_i2c_info },
++	{ PCI_VDEVICE(INTEL, 0x9de8), (kernel_ulong_t)&cnl_i2c_info },
++	{ PCI_VDEVICE(INTEL, 0x9de9), (kernel_ulong_t)&cnl_i2c_info },
++	{ PCI_VDEVICE(INTEL, 0x9dea), (kernel_ulong_t)&cnl_i2c_info },
++	{ PCI_VDEVICE(INTEL, 0x9deb), (kernel_ulong_t)&cnl_i2c_info },
+ 	/* SPT-H */
+ 	{ PCI_VDEVICE(INTEL, 0xa127), (kernel_ulong_t)&spt_uart_info },
+ 	{ PCI_VDEVICE(INTEL, 0xa128), (kernel_ulong_t)&spt_uart_info },
+@@ -240,10 +245,10 @@ static const struct pci_device_id intel_lpss_pci_ids[] = {
+ 	{ PCI_VDEVICE(INTEL, 0xa32b), (kernel_ulong_t)&spt_info },
+ 	{ PCI_VDEVICE(INTEL, 0xa37b), (kernel_ulong_t)&spt_info },
+ 	{ PCI_VDEVICE(INTEL, 0xa347), (kernel_ulong_t)&spt_uart_info },
+-	{ PCI_VDEVICE(INTEL, 0xa368), (kernel_ulong_t)&spt_i2c_info },
+-	{ PCI_VDEVICE(INTEL, 0xa369), (kernel_ulong_t)&spt_i2c_info },
+-	{ PCI_VDEVICE(INTEL, 0xa36a), (kernel_ulong_t)&spt_i2c_info },
+-	{ PCI_VDEVICE(INTEL, 0xa36b), (kernel_ulong_t)&spt_i2c_info },
++	{ PCI_VDEVICE(INTEL, 0xa368), (kernel_ulong_t)&cnl_i2c_info },
++	{ PCI_VDEVICE(INTEL, 0xa369), (kernel_ulong_t)&cnl_i2c_info },
++	{ PCI_VDEVICE(INTEL, 0xa36a), (kernel_ulong_t)&cnl_i2c_info },
++	{ PCI_VDEVICE(INTEL, 0xa36b), (kernel_ulong_t)&cnl_i2c_info },
+ 	{ }
+ };
+ MODULE_DEVICE_TABLE(pci, intel_lpss_pci_ids);
+diff --git a/drivers/mfd/intel-lpss.c b/drivers/mfd/intel-lpss.c
+index 9e545eb6e8b4..4bcf117a7ba8 100644
+--- a/drivers/mfd/intel-lpss.c
++++ b/drivers/mfd/intel-lpss.c
+@@ -275,11 +275,11 @@ static void intel_lpss_init_dev(const struct intel_lpss *lpss)
+ 
+ 	intel_lpss_deassert_reset(lpss);
+ 
++	intel_lpss_set_remap_addr(lpss);
++
+ 	if (!intel_lpss_has_idma(lpss))
+ 		return;
+ 
+-	intel_lpss_set_remap_addr(lpss);
+-
+ 	/* Make sure that SPI multiblock DMA transfers are re-enabled */
+ 	if (lpss->type == LPSS_DEV_SPI)
+ 		writel(value, lpss->priv + LPSS_PRIV_SSP_REG);
+diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c
+index d3133a371e27..c649344fd7f2 100644
+--- a/drivers/mfd/twl-core.c
++++ b/drivers/mfd/twl-core.c
+@@ -1177,7 +1177,7 @@ twl_probe(struct i2c_client *client, const struct i2c_device_id *id)
+ 	twl_priv->ready = true;
+ 
+ 	/* setup clock framework */
+-	clocks_init(&pdev->dev, pdata ? pdata->clock : NULL);
++	clocks_init(&client->dev, pdata ? pdata->clock : NULL);
+ 
+ 	/* read TWL IDCODE Register */
+ 	if (twl_class_is_4030()) {
+diff --git a/drivers/misc/cxl/pci.c b/drivers/misc/cxl/pci.c
+index 4d6736f9d463..429d6de1dde7 100644
+--- a/drivers/misc/cxl/pci.c
++++ b/drivers/misc/cxl/pci.c
+@@ -514,9 +514,9 @@ static int init_implementation_adapter_regs_psl9(struct cxl *adapter,
+ 	cxl_p1_write(adapter, CXL_PSL9_FIR_CNTL, psl_fircntl);
+ 
+ 	/* Setup the PSL to transmit packets on the PCIe before the
+-	 * CAPP is enabled
++	 * CAPP is enabled. Make sure that CAPP virtual machines are disabled
+ 	 */
+-	cxl_p1_write(adapter, CXL_PSL9_DSNDCTL, 0x0001001000002A10ULL);
++	cxl_p1_write(adapter, CXL_PSL9_DSNDCTL, 0x0001001000012A10ULL);
+ 
+ 	/*
+ 	 * A response to an ASB_Notify request is returned by the
+diff --git a/drivers/misc/cxl/sysfs.c b/drivers/misc/cxl/sysfs.c
+index 4b5a4c5d3c01..629e2e156412 100644
+--- a/drivers/misc/cxl/sysfs.c
++++ b/drivers/misc/cxl/sysfs.c
+@@ -353,12 +353,20 @@ static ssize_t prefault_mode_store(struct device *device,
+ 	struct cxl_afu *afu = to_cxl_afu(device);
+ 	enum prefault_modes mode = -1;
+ 
+-	if (!strncmp(buf, "work_element_descriptor", 23))
+-		mode = CXL_PREFAULT_WED;
+-	if (!strncmp(buf, "all", 3))
+-		mode = CXL_PREFAULT_ALL;
+ 	if (!strncmp(buf, "none", 4))
+ 		mode = CXL_PREFAULT_NONE;
++	else {
++		if (!radix_enabled()) {
++
++			/* only allowed when not in radix mode */
++			if (!strncmp(buf, "work_element_descriptor", 23))
++				mode = CXL_PREFAULT_WED;
++			if (!strncmp(buf, "all", 3))
++				mode = CXL_PREFAULT_ALL;
++		} else {
++			dev_err(device, "Cannot prefault with radix enabled\n");
++		}
++	}
+ 
+ 	if (mode == -1)
+ 		return -EINVAL;
+diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c
+index 51e01f03fb99..45c015da2e75 100644
+--- a/drivers/mmc/host/renesas_sdhi_core.c
++++ b/drivers/mmc/host/renesas_sdhi_core.c
+@@ -28,6 +28,7 @@
+ #include <linux/of_device.h>
+ #include <linux/platform_device.h>
+ #include <linux/mmc/host.h>
++#include <linux/mmc/slot-gpio.h>
+ #include <linux/mfd/tmio.h>
+ #include <linux/sh_dma.h>
+ #include <linux/delay.h>
+@@ -534,6 +535,10 @@ int renesas_sdhi_probe(struct platform_device *pdev,
+ 	host->multi_io_quirk	= renesas_sdhi_multi_io_quirk;
+ 	host->dma_ops		= dma_ops;
+ 
++	/* For some SoC, we disable internal WP. GPIO may override this */
++	if (mmc_can_gpio_ro(host->mmc))
++		mmc_data->capabilities2 &= ~MMC_CAP2_NO_WRITE_PROTECT;
++
+ 	/* SDR speeds are only available on Gen2+ */
+ 	if (mmc_data->flags & TMIO_MMC_MIN_RCAR2) {
+ 		/* card_busy caused issues on r8a73a4 (pre-Gen2) CD-less SDHI */
+diff --git a/drivers/mmc/host/renesas_sdhi_internal_dmac.c b/drivers/mmc/host/renesas_sdhi_internal_dmac.c
+index 6af946d16d24..eb027cdc8f24 100644
+--- a/drivers/mmc/host/renesas_sdhi_internal_dmac.c
++++ b/drivers/mmc/host/renesas_sdhi_internal_dmac.c
+@@ -87,6 +87,7 @@ static const struct renesas_sdhi_of_data of_rcar_gen3_compatible = {
+ 			  TMIO_MMC_HAVE_CBSY | TMIO_MMC_MIN_RCAR2,
+ 	.capabilities	= MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
+ 			  MMC_CAP_CMD23,
++	.capabilities2	= MMC_CAP2_NO_WRITE_PROTECT,
+ 	.bus_shift	= 2,
+ 	.scc_offset	= 0x1000,
+ 	.taps		= rcar_gen3_scc_taps,
+diff --git a/drivers/mmc/host/renesas_sdhi_sys_dmac.c b/drivers/mmc/host/renesas_sdhi_sys_dmac.c
+index 848e50c1638a..4bb46c489d71 100644
+--- a/drivers/mmc/host/renesas_sdhi_sys_dmac.c
++++ b/drivers/mmc/host/renesas_sdhi_sys_dmac.c
+@@ -42,6 +42,7 @@ static const struct renesas_sdhi_of_data of_rz_compatible = {
+ static const struct renesas_sdhi_of_data of_rcar_gen1_compatible = {
+ 	.tmio_flags	= TMIO_MMC_HAS_IDLE_WAIT | TMIO_MMC_CLK_ACTUAL,
+ 	.capabilities	= MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ,
++	.capabilities2	= MMC_CAP2_NO_WRITE_PROTECT,
+ };
+ 
+ /* Definitions for sampling clocks */
+@@ -61,6 +62,7 @@ static const struct renesas_sdhi_of_data of_rcar_gen2_compatible = {
+ 			  TMIO_MMC_HAVE_CBSY | TMIO_MMC_MIN_RCAR2,
+ 	.capabilities	= MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
+ 			  MMC_CAP_CMD23,
++	.capabilities2	= MMC_CAP2_NO_WRITE_PROTECT,
+ 	.dma_buswidth	= DMA_SLAVE_BUSWIDTH_4_BYTES,
+ 	.dma_rx_offset	= 0x2000,
+ 	.scc_offset	= 0x0300,
+@@ -81,6 +83,7 @@ static const struct renesas_sdhi_of_data of_rcar_gen3_compatible = {
+ 			  TMIO_MMC_HAVE_CBSY | TMIO_MMC_MIN_RCAR2,
+ 	.capabilities	= MMC_CAP_SD_HIGHSPEED | MMC_CAP_SDIO_IRQ |
+ 			  MMC_CAP_CMD23,
++	.capabilities2	= MMC_CAP2_NO_WRITE_PROTECT,
+ 	.bus_shift	= 2,
+ 	.scc_offset	= 0x1000,
+ 	.taps		= rcar_gen3_scc_taps,
+diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c
+index 692902df2598..3a8a88fa06aa 100644
+--- a/drivers/mtd/chips/cfi_cmdset_0002.c
++++ b/drivers/mtd/chips/cfi_cmdset_0002.c
+@@ -1880,7 +1880,7 @@ static int __xipram do_write_buffer(struct map_info *map, struct flchip *chip,
+ 		if (time_after(jiffies, timeo) && !chip_ready(map, adr))
+ 			break;
+ 
+-		if (chip_ready(map, adr)) {
++		if (chip_good(map, adr, datum)) {
+ 			xip_enable(map, chip, adr);
+ 			goto op_done;
+ 		}
+@@ -2515,7 +2515,7 @@ static int cfi_atmel_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len)
+ 
+ struct ppb_lock {
+ 	struct flchip *chip;
+-	loff_t offset;
++	unsigned long adr;
+ 	int locked;
+ };
+ 
+@@ -2533,8 +2533,9 @@ static int __maybe_unused do_ppb_xxlock(struct map_info *map,
+ 	unsigned long timeo;
+ 	int ret;
+ 
++	adr += chip->start;
+ 	mutex_lock(&chip->mutex);
+-	ret = get_chip(map, chip, adr + chip->start, FL_LOCKING);
++	ret = get_chip(map, chip, adr, FL_LOCKING);
+ 	if (ret) {
+ 		mutex_unlock(&chip->mutex);
+ 		return ret;
+@@ -2552,8 +2553,8 @@ static int __maybe_unused do_ppb_xxlock(struct map_info *map,
+ 
+ 	if (thunk == DO_XXLOCK_ONEBLOCK_LOCK) {
+ 		chip->state = FL_LOCKING;
+-		map_write(map, CMD(0xA0), chip->start + adr);
+-		map_write(map, CMD(0x00), chip->start + adr);
++		map_write(map, CMD(0xA0), adr);
++		map_write(map, CMD(0x00), adr);
+ 	} else if (thunk == DO_XXLOCK_ONEBLOCK_UNLOCK) {
+ 		/*
+ 		 * Unlocking of one specific sector is not supported, so we
+@@ -2591,7 +2592,7 @@ static int __maybe_unused do_ppb_xxlock(struct map_info *map,
+ 	map_write(map, CMD(0x00), chip->start);
+ 
+ 	chip->state = FL_READY;
+-	put_chip(map, chip, adr + chip->start);
++	put_chip(map, chip, adr);
+ 	mutex_unlock(&chip->mutex);
+ 
+ 	return ret;
+@@ -2648,9 +2649,9 @@ static int __maybe_unused cfi_ppb_unlock(struct mtd_info *mtd, loff_t ofs,
+ 		 * sectors shall be unlocked, so lets keep their locking
+ 		 * status at "unlocked" (locked=0) for the final re-locking.
+ 		 */
+-		if ((adr < ofs) || (adr >= (ofs + len))) {
++		if ((offset < ofs) || (offset >= (ofs + len))) {
+ 			sect[sectors].chip = &cfi->chips[chipnum];
+-			sect[sectors].offset = offset;
++			sect[sectors].adr = adr;
+ 			sect[sectors].locked = do_ppb_xxlock(
+ 				map, &cfi->chips[chipnum], adr, 0,
+ 				DO_XXLOCK_ONEBLOCK_GETLOCK);
+@@ -2664,6 +2665,8 @@ static int __maybe_unused cfi_ppb_unlock(struct mtd_info *mtd, loff_t ofs,
+ 			i++;
+ 
+ 		if (adr >> cfi->chipshift) {
++			if (offset >= (ofs + len))
++				break;
+ 			adr = 0;
+ 			chipnum++;
+ 
+@@ -2694,7 +2697,7 @@ static int __maybe_unused cfi_ppb_unlock(struct mtd_info *mtd, loff_t ofs,
+ 	 */
+ 	for (i = 0; i < sectors; i++) {
+ 		if (sect[i].locked)
+-			do_ppb_xxlock(map, sect[i].chip, sect[i].offset, 0,
++			do_ppb_xxlock(map, sect[i].chip, sect[i].adr, 0,
+ 				      DO_XXLOCK_ONEBLOCK_LOCK);
+ 	}
+ 
+diff --git a/drivers/mtd/nand/raw/denali_dt.c b/drivers/mtd/nand/raw/denali_dt.c
+index cfd33e6ca77f..5869e90cc14b 100644
+--- a/drivers/mtd/nand/raw/denali_dt.c
++++ b/drivers/mtd/nand/raw/denali_dt.c
+@@ -123,7 +123,11 @@ static int denali_dt_probe(struct platform_device *pdev)
+ 	if (ret)
+ 		return ret;
+ 
+-	denali->clk_x_rate = clk_get_rate(dt->clk);
++	/*
++	 * Hardcode the clock rate for the backward compatibility.
++	 * This works for both SOCFPGA and UniPhier.
++	 */
++	denali->clk_x_rate = 200000000;
+ 
+ 	ret = denali_init(denali);
+ 	if (ret)
+diff --git a/drivers/mtd/nand/raw/mxc_nand.c b/drivers/mtd/nand/raw/mxc_nand.c
+index 45786e707b7b..26cef218bb43 100644
+--- a/drivers/mtd/nand/raw/mxc_nand.c
++++ b/drivers/mtd/nand/raw/mxc_nand.c
+@@ -48,7 +48,7 @@
+ #define NFC_V1_V2_CONFIG		(host->regs + 0x0a)
+ #define NFC_V1_V2_ECC_STATUS_RESULT	(host->regs + 0x0c)
+ #define NFC_V1_V2_RSLTMAIN_AREA		(host->regs + 0x0e)
+-#define NFC_V1_V2_RSLTSPARE_AREA	(host->regs + 0x10)
++#define NFC_V21_RSLTSPARE_AREA		(host->regs + 0x10)
+ #define NFC_V1_V2_WRPROT		(host->regs + 0x12)
+ #define NFC_V1_UNLOCKSTART_BLKADDR	(host->regs + 0x14)
+ #define NFC_V1_UNLOCKEND_BLKADDR	(host->regs + 0x16)
+@@ -1274,6 +1274,9 @@ static void preset_v2(struct mtd_info *mtd)
+ 	writew(config1, NFC_V1_V2_CONFIG1);
+ 	/* preset operation */
+ 
++	/* spare area size in 16-bit half-words */
++	writew(mtd->oobsize / 2, NFC_V21_RSLTSPARE_AREA);
++
+ 	/* Unlock the internal RAM Buffer */
+ 	writew(0x2, NFC_V1_V2_CONFIG);
+ 
+diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c
+index f28c3a555861..7a881000eeba 100644
+--- a/drivers/mtd/nand/raw/nand_base.c
++++ b/drivers/mtd/nand/raw/nand_base.c
+@@ -440,7 +440,7 @@ static int nand_block_bad(struct mtd_info *mtd, loff_t ofs)
+ 
+ 	for (; page < page_end; page++) {
+ 		res = chip->ecc.read_oob(mtd, chip, page);
+-		if (res)
++		if (res < 0)
+ 			return res;
+ 
+ 		bad = chip->oob_poi[chip->badblockpos];
+@@ -2174,7 +2174,6 @@ static int nand_set_features_op(struct nand_chip *chip, u8 feature,
+ 	struct mtd_info *mtd = nand_to_mtd(chip);
+ 	const u8 *params = data;
+ 	int i, ret;
+-	u8 status;
+ 
+ 	if (chip->exec_op) {
+ 		const struct nand_sdr_timings *sdr =
+@@ -2188,26 +2187,18 @@ static int nand_set_features_op(struct nand_chip *chip, u8 feature,
+ 		};
+ 		struct nand_operation op = NAND_OPERATION(instrs);
+ 
+-		ret = nand_exec_op(chip, &op);
+-		if (ret)
+-			return ret;
+-
+-		ret = nand_status_op(chip, &status);
+-		if (ret)
+-			return ret;
+-	} else {
+-		chip->cmdfunc(mtd, NAND_CMD_SET_FEATURES, feature, -1);
+-		for (i = 0; i < ONFI_SUBFEATURE_PARAM_LEN; ++i)
+-			chip->write_byte(mtd, params[i]);
++		return nand_exec_op(chip, &op);
++	}
+ 
+-		ret = chip->waitfunc(mtd, chip);
+-		if (ret < 0)
+-			return ret;
++	chip->cmdfunc(mtd, NAND_CMD_SET_FEATURES, feature, -1);
++	for (i = 0; i < ONFI_SUBFEATURE_PARAM_LEN; ++i)
++		chip->write_byte(mtd, params[i]);
+ 
+-		status = ret;
+-	}
++	ret = chip->waitfunc(mtd, chip);
++	if (ret < 0)
++		return ret;
+ 
+-	if (status & NAND_STATUS_FAIL)
++	if (ret & NAND_STATUS_FAIL)
+ 		return -EIO;
+ 
+ 	return 0;
+diff --git a/drivers/mtd/nand/raw/nand_macronix.c b/drivers/mtd/nand/raw/nand_macronix.c
+index 7ed1f87e742a..49c546c97c6f 100644
+--- a/drivers/mtd/nand/raw/nand_macronix.c
++++ b/drivers/mtd/nand/raw/nand_macronix.c
+@@ -17,23 +17,47 @@
+ 
+ #include <linux/mtd/rawnand.h>
+ 
++/*
++ * Macronix AC series does not support using SET/GET_FEATURES to change
++ * the timings unlike what is declared in the parameter page. Unflag
++ * this feature to avoid unnecessary downturns.
++ */
++static void macronix_nand_fix_broken_get_timings(struct nand_chip *chip)
++{
++	unsigned int i;
++	static const char * const broken_get_timings[] = {
++		"MX30LF1G18AC",
++		"MX30LF1G28AC",
++		"MX30LF2G18AC",
++		"MX30LF2G28AC",
++		"MX30LF4G18AC",
++		"MX30LF4G28AC",
++		"MX60LF8G18AC",
++	};
++
++	if (!chip->parameters.supports_set_get_features)
++		return;
++
++	for (i = 0; i < ARRAY_SIZE(broken_get_timings); i++) {
++		if (!strcmp(broken_get_timings[i], chip->parameters.model))
++			break;
++	}
++
++	if (i == ARRAY_SIZE(broken_get_timings))
++		return;
++
++	bitmap_clear(chip->parameters.get_feature_list,
++		     ONFI_FEATURE_ADDR_TIMING_MODE, 1);
++	bitmap_clear(chip->parameters.set_feature_list,
++		     ONFI_FEATURE_ADDR_TIMING_MODE, 1);
++}
++
+ static int macronix_nand_init(struct nand_chip *chip)
+ {
+ 	if (nand_is_slc(chip))
+ 		chip->bbt_options |= NAND_BBT_SCAN2NDPAGE;
+ 
+-	/*
+-	 * MX30LF2G18AC chip does not support using SET/GET_FEATURES to change
+-	 * the timings unlike what is declared in the parameter page. Unflag
+-	 * this feature to avoid unnecessary downturns.
+-	 */
+-	if (chip->parameters.supports_set_get_features &&
+-	    !strcmp("MX30LF2G18AC", chip->parameters.model)) {
+-		bitmap_clear(chip->parameters.get_feature_list,
+-			     ONFI_FEATURE_ADDR_TIMING_MODE, 1);
+-		bitmap_clear(chip->parameters.set_feature_list,
+-			     ONFI_FEATURE_ADDR_TIMING_MODE, 1);
+-	}
++	macronix_nand_fix_broken_get_timings(chip);
+ 
+ 	return 0;
+ }
+diff --git a/drivers/mtd/nand/raw/nand_micron.c b/drivers/mtd/nand/raw/nand_micron.c
+index 0af45b134c0c..5ec4c90a637d 100644
+--- a/drivers/mtd/nand/raw/nand_micron.c
++++ b/drivers/mtd/nand/raw/nand_micron.c
+@@ -66,7 +66,9 @@ static int micron_nand_onfi_init(struct nand_chip *chip)
+ 
+ 	if (p->supports_set_get_features) {
+ 		set_bit(ONFI_FEATURE_ADDR_READ_RETRY, p->set_feature_list);
++		set_bit(ONFI_FEATURE_ON_DIE_ECC, p->set_feature_list);
+ 		set_bit(ONFI_FEATURE_ADDR_READ_RETRY, p->get_feature_list);
++		set_bit(ONFI_FEATURE_ON_DIE_ECC, p->get_feature_list);
+ 	}
+ 
+ 	return 0;
+diff --git a/drivers/mtd/spi-nor/intel-spi.c b/drivers/mtd/spi-nor/intel-spi.c
+index 699951523179..8e98f4ab87c1 100644
+--- a/drivers/mtd/spi-nor/intel-spi.c
++++ b/drivers/mtd/spi-nor/intel-spi.c
+@@ -136,6 +136,7 @@
+  * @swseq_reg: Use SW sequencer in register reads/writes
+  * @swseq_erase: Use SW sequencer in erase operation
+  * @erase_64k: 64k erase supported
++ * @atomic_preopcode: Holds preopcode when atomic sequence is requested
+  * @opcodes: Opcodes which are supported. This are programmed by BIOS
+  *           before it locks down the controller.
+  */
+@@ -153,6 +154,7 @@ struct intel_spi {
+ 	bool swseq_reg;
+ 	bool swseq_erase;
+ 	bool erase_64k;
++	u8 atomic_preopcode;
+ 	u8 opcodes[8];
+ };
+ 
+@@ -474,7 +476,7 @@ static int intel_spi_sw_cycle(struct intel_spi *ispi, u8 opcode, int len,
+ 			      int optype)
+ {
+ 	u32 val = 0, status;
+-	u16 preop;
++	u8 atomic_preopcode;
+ 	int ret;
+ 
+ 	ret = intel_spi_opcode_index(ispi, opcode, optype);
+@@ -484,17 +486,42 @@ static int intel_spi_sw_cycle(struct intel_spi *ispi, u8 opcode, int len,
+ 	if (len > INTEL_SPI_FIFO_SZ)
+ 		return -EINVAL;
+ 
++	/*
++	 * Always clear it after each SW sequencer operation regardless
++	 * of whether it is successful or not.
++	 */
++	atomic_preopcode = ispi->atomic_preopcode;
++	ispi->atomic_preopcode = 0;
++
+ 	/* Only mark 'Data Cycle' bit when there is data to be transferred */
+ 	if (len > 0)
+ 		val = ((len - 1) << SSFSTS_CTL_DBC_SHIFT) | SSFSTS_CTL_DS;
+ 	val |= ret << SSFSTS_CTL_COP_SHIFT;
+ 	val |= SSFSTS_CTL_FCERR | SSFSTS_CTL_FDONE;
+ 	val |= SSFSTS_CTL_SCGO;
+-	preop = readw(ispi->sregs + PREOP_OPTYPE);
+-	if (preop) {
+-		val |= SSFSTS_CTL_ACS;
+-		if (preop >> 8)
+-			val |= SSFSTS_CTL_SPOP;
++	if (atomic_preopcode) {
++		u16 preop;
++
++		switch (optype) {
++		case OPTYPE_WRITE_NO_ADDR:
++		case OPTYPE_WRITE_WITH_ADDR:
++			/* Pick matching preopcode for the atomic sequence */
++			preop = readw(ispi->sregs + PREOP_OPTYPE);
++			if ((preop & 0xff) == atomic_preopcode)
++				; /* Do nothing */
++			else if ((preop >> 8) == atomic_preopcode)
++				val |= SSFSTS_CTL_SPOP;
++			else
++				return -EINVAL;
++
++			/* Enable atomic sequence */
++			val |= SSFSTS_CTL_ACS;
++			break;
++
++		default:
++			return -EINVAL;
++		}
++
+ 	}
+ 	writel(val, ispi->sregs + SSFSTS_CTL);
+ 
+@@ -538,13 +565,31 @@ static int intel_spi_write_reg(struct spi_nor *nor, u8 opcode, u8 *buf, int len)
+ 
+ 	/*
+ 	 * This is handled with atomic operation and preop code in Intel
+-	 * controller so skip it here now. If the controller is not locked,
+-	 * program the opcode to the PREOP register for later use.
++	 * controller so we only verify that it is available. If the
++	 * controller is not locked, program the opcode to the PREOP
++	 * register for later use.
++	 *
++	 * When hardware sequencer is used there is no need to program
++	 * any opcodes (it handles them automatically as part of a command).
+ 	 */
+ 	if (opcode == SPINOR_OP_WREN) {
+-		if (!ispi->locked)
++		u16 preop;
++
++		if (!ispi->swseq_reg)
++			return 0;
++
++		preop = readw(ispi->sregs + PREOP_OPTYPE);
++		if ((preop & 0xff) != opcode && (preop >> 8) != opcode) {
++			if (ispi->locked)
++				return -EINVAL;
+ 			writel(opcode, ispi->sregs + PREOP_OPTYPE);
++		}
+ 
++		/*
++		 * This enables atomic sequence on next SW sycle. Will
++		 * be cleared after next operation.
++		 */
++		ispi->atomic_preopcode = opcode;
+ 		return 0;
+ 	}
+ 
+@@ -569,6 +614,13 @@ static ssize_t intel_spi_read(struct spi_nor *nor, loff_t from, size_t len,
+ 	u32 val, status;
+ 	ssize_t ret;
+ 
++	/*
++	 * Atomic sequence is not expected with HW sequencer reads. Make
++	 * sure it is cleared regardless.
++	 */
++	if (WARN_ON_ONCE(ispi->atomic_preopcode))
++		ispi->atomic_preopcode = 0;
++
+ 	switch (nor->read_opcode) {
+ 	case SPINOR_OP_READ:
+ 	case SPINOR_OP_READ_FAST:
+@@ -627,6 +679,9 @@ static ssize_t intel_spi_write(struct spi_nor *nor, loff_t to, size_t len,
+ 	u32 val, status;
+ 	ssize_t ret;
+ 
++	/* Not needed with HW sequencer write, make sure it is cleared */
++	ispi->atomic_preopcode = 0;
++
+ 	while (len > 0) {
+ 		block_size = min_t(size_t, len, INTEL_SPI_FIFO_SZ);
+ 
+@@ -707,6 +762,9 @@ static int intel_spi_erase(struct spi_nor *nor, loff_t offs)
+ 		return 0;
+ 	}
+ 
++	/* Not needed with HW sequencer erase, make sure it is cleared */
++	ispi->atomic_preopcode = 0;
++
+ 	while (len > 0) {
+ 		writel(offs, ispi->base + FADDR);
+ 
+diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c
+index 753494e042d5..74425af840d6 100644
+--- a/drivers/mtd/ubi/build.c
++++ b/drivers/mtd/ubi/build.c
+@@ -1091,6 +1091,9 @@ int ubi_detach_mtd_dev(int ubi_num, int anyway)
+ 	if (ubi->bgt_thread)
+ 		kthread_stop(ubi->bgt_thread);
+ 
++#ifdef CONFIG_MTD_UBI_FASTMAP
++	cancel_work_sync(&ubi->fm_work);
++#endif
+ 	ubi_debugfs_exit_dev(ubi);
+ 	uif_close(ubi);
+ 
+diff --git a/drivers/mtd/ubi/eba.c b/drivers/mtd/ubi/eba.c
+index 250e30fac61b..593a4f9d97e3 100644
+--- a/drivers/mtd/ubi/eba.c
++++ b/drivers/mtd/ubi/eba.c
+@@ -490,6 +490,82 @@ int ubi_eba_unmap_leb(struct ubi_device *ubi, struct ubi_volume *vol,
+ 	return err;
+ }
+ 
++#ifdef CONFIG_MTD_UBI_FASTMAP
++/**
++ * check_mapping - check and fixup a mapping
++ * @ubi: UBI device description object
++ * @vol: volume description object
++ * @lnum: logical eraseblock number
++ * @pnum: physical eraseblock number
++ *
++ * Checks whether a given mapping is valid. Fastmap cannot track LEB unmap
++ * operations, if such an operation is interrupted the mapping still looks
++ * good, but upon first read an ECC is reported to the upper layer.
++ * Normaly during the full-scan at attach time this is fixed, for Fastmap
++ * we have to deal with it while reading.
++ * If the PEB behind a LEB shows this symthom we change the mapping to
++ * %UBI_LEB_UNMAPPED and schedule the PEB for erasure.
++ *
++ * Returns 0 on success, negative error code in case of failure.
++ */
++static int check_mapping(struct ubi_device *ubi, struct ubi_volume *vol, int lnum,
++			 int *pnum)
++{
++	int err;
++	struct ubi_vid_io_buf *vidb;
++
++	if (!ubi->fast_attach)
++		return 0;
++
++	vidb = ubi_alloc_vid_buf(ubi, GFP_NOFS);
++	if (!vidb)
++		return -ENOMEM;
++
++	err = ubi_io_read_vid_hdr(ubi, *pnum, vidb, 0);
++	if (err > 0 && err != UBI_IO_BITFLIPS) {
++		int torture = 0;
++
++		switch (err) {
++			case UBI_IO_FF:
++			case UBI_IO_FF_BITFLIPS:
++			case UBI_IO_BAD_HDR:
++			case UBI_IO_BAD_HDR_EBADMSG:
++				break;
++			default:
++				ubi_assert(0);
++		}
++
++		if (err == UBI_IO_BAD_HDR_EBADMSG || err == UBI_IO_FF_BITFLIPS)
++			torture = 1;
++
++		down_read(&ubi->fm_eba_sem);
++		vol->eba_tbl->entries[lnum].pnum = UBI_LEB_UNMAPPED;
++		up_read(&ubi->fm_eba_sem);
++		ubi_wl_put_peb(ubi, vol->vol_id, lnum, *pnum, torture);
++
++		*pnum = UBI_LEB_UNMAPPED;
++	} else if (err < 0) {
++		ubi_err(ubi, "unable to read VID header back from PEB %i: %i",
++			*pnum, err);
++
++		goto out_free;
++	}
++
++	err = 0;
++
++out_free:
++	ubi_free_vid_buf(vidb);
++
++	return err;
++}
++#else
++static int check_mapping(struct ubi_device *ubi, struct ubi_volume *vol, int lnum,
++		  int *pnum)
++{
++	return 0;
++}
++#endif
++
+ /**
+  * ubi_eba_read_leb - read data.
+  * @ubi: UBI device description object
+@@ -522,7 +598,13 @@ int ubi_eba_read_leb(struct ubi_device *ubi, struct ubi_volume *vol, int lnum,
+ 		return err;
+ 
+ 	pnum = vol->eba_tbl->entries[lnum].pnum;
+-	if (pnum < 0) {
++	if (pnum >= 0) {
++		err = check_mapping(ubi, vol, lnum, &pnum);
++		if (err < 0)
++			goto out_unlock;
++	}
++
++	if (pnum == UBI_LEB_UNMAPPED) {
+ 		/*
+ 		 * The logical eraseblock is not mapped, fill the whole buffer
+ 		 * with 0xFF bytes. The exception is static volumes for which
+@@ -930,6 +1012,12 @@ int ubi_eba_write_leb(struct ubi_device *ubi, struct ubi_volume *vol, int lnum,
+ 		return err;
+ 
+ 	pnum = vol->eba_tbl->entries[lnum].pnum;
++	if (pnum >= 0) {
++		err = check_mapping(ubi, vol, lnum, &pnum);
++		if (err < 0)
++			goto out;
++	}
++
+ 	if (pnum >= 0) {
+ 		dbg_eba("write %d bytes at offset %d of LEB %d:%d, PEB %d",
+ 			len, offset, vol_id, lnum, pnum);
+diff --git a/drivers/mtd/ubi/wl.c b/drivers/mtd/ubi/wl.c
+index 2052a647220e..f66b3b22f328 100644
+--- a/drivers/mtd/ubi/wl.c
++++ b/drivers/mtd/ubi/wl.c
+@@ -1505,6 +1505,7 @@ int ubi_thread(void *u)
+ 	}
+ 
+ 	dbg_wl("background thread \"%s\" is killed", ubi->bgt_name);
++	ubi->thread_enabled = 0;
+ 	return 0;
+ }
+ 
+@@ -1514,9 +1515,6 @@ int ubi_thread(void *u)
+  */
+ static void shutdown_work(struct ubi_device *ubi)
+ {
+-#ifdef CONFIG_MTD_UBI_FASTMAP
+-	flush_work(&ubi->fm_work);
+-#endif
+ 	while (!list_empty(&ubi->works)) {
+ 		struct ubi_work *wrk;
+ 
+diff --git a/drivers/net/ethernet/ti/davinci_emac.c b/drivers/net/ethernet/ti/davinci_emac.c
+index 38828ab77eb9..1480c094b57d 100644
+--- a/drivers/net/ethernet/ti/davinci_emac.c
++++ b/drivers/net/ethernet/ti/davinci_emac.c
+@@ -1385,6 +1385,11 @@ static int emac_devioctl(struct net_device *ndev, struct ifreq *ifrq, int cmd)
+ 		return -EOPNOTSUPP;
+ }
+ 
++static int match_first_device(struct device *dev, void *data)
++{
++	return !strncmp(dev_name(dev), "davinci_mdio", 12);
++}
++
+ /**
+  * emac_dev_open - EMAC device open
+  * @ndev: The DaVinci EMAC network adapter
+@@ -1484,8 +1489,14 @@ static int emac_dev_open(struct net_device *ndev)
+ 
+ 	/* use the first phy on the bus if pdata did not give us a phy id */
+ 	if (!phydev && !priv->phy_id) {
+-		phy = bus_find_device_by_name(&mdio_bus_type, NULL,
+-					      "davinci_mdio");
++		/* NOTE: we can't use bus_find_device_by_name() here because
++		 * the device name is not guaranteed to be 'davinci_mdio'. On
++		 * some systems it can be 'davinci_mdio.0' so we need to use
++		 * strncmp() against the first part of the string to correctly
++		 * match it.
++		 */
++		phy = bus_find_device(&mdio_bus_type, NULL, NULL,
++				      match_first_device);
+ 		if (phy) {
+ 			priv->phy_id = dev_name(phy);
+ 			if (!priv->phy_id || !*priv->phy_id)
+diff --git a/drivers/nvdimm/bus.c b/drivers/nvdimm/bus.c
+index a64023690cad..b9e0d30e317a 100644
+--- a/drivers/nvdimm/bus.c
++++ b/drivers/nvdimm/bus.c
+@@ -566,14 +566,18 @@ int nvdimm_revalidate_disk(struct gendisk *disk)
+ {
+ 	struct device *dev = disk_to_dev(disk)->parent;
+ 	struct nd_region *nd_region = to_nd_region(dev->parent);
+-	const char *pol = nd_region->ro ? "only" : "write";
++	int disk_ro = get_disk_ro(disk);
+ 
+-	if (nd_region->ro == get_disk_ro(disk))
++	/*
++	 * Upgrade to read-only if the region is read-only preserve as
++	 * read-only if the disk is already read-only.
++	 */
++	if (disk_ro || nd_region->ro == disk_ro)
+ 		return 0;
+ 
+-	dev_info(dev, "%s read-%s, marking %s read-%s\n",
+-			dev_name(&nd_region->dev), pol, disk->disk_name, pol);
+-	set_disk_ro(disk, nd_region->ro);
++	dev_info(dev, "%s read-only, marking %s read-only\n",
++			dev_name(&nd_region->dev), disk->disk_name);
++	set_disk_ro(disk, 1);
+ 
+ 	return 0;
+ 
+diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
+index 9d714926ecf5..d7193c4a6ee2 100644
+--- a/drivers/nvdimm/pmem.c
++++ b/drivers/nvdimm/pmem.c
+@@ -299,7 +299,7 @@ static int pmem_attach_disk(struct device *dev,
+ {
+ 	struct nd_namespace_io *nsio = to_nd_namespace_io(&ndns->dev);
+ 	struct nd_region *nd_region = to_nd_region(dev->parent);
+-	int nid = dev_to_node(dev), fua, wbc;
++	int nid = dev_to_node(dev), fua;
+ 	struct resource *res = &nsio->res;
+ 	struct resource bb_res;
+ 	struct nd_pfn *nd_pfn = NULL;
+@@ -335,7 +335,6 @@ static int pmem_attach_disk(struct device *dev,
+ 		dev_warn(dev, "unable to guarantee persistence of writes\n");
+ 		fua = 0;
+ 	}
+-	wbc = nvdimm_has_cache(nd_region);
+ 
+ 	if (!devm_request_mem_region(dev, res->start, resource_size(res),
+ 				dev_name(&ndns->dev))) {
+@@ -382,13 +381,14 @@ static int pmem_attach_disk(struct device *dev,
+ 		return PTR_ERR(addr);
+ 	pmem->virt_addr = addr;
+ 
+-	blk_queue_write_cache(q, wbc, fua);
++	blk_queue_write_cache(q, true, fua);
+ 	blk_queue_make_request(q, pmem_make_request);
+ 	blk_queue_physical_block_size(q, PAGE_SIZE);
+ 	blk_queue_logical_block_size(q, pmem_sector_size(ndns));
+ 	blk_queue_max_hw_sectors(q, UINT_MAX);
+ 	blk_queue_flag_set(QUEUE_FLAG_NONROT, q);
+-	blk_queue_flag_set(QUEUE_FLAG_DAX, q);
++	if (pmem->pfn_flags & PFN_MAP)
++		blk_queue_flag_set(QUEUE_FLAG_DAX, q);
+ 	q->queuedata = pmem;
+ 
+ 	disk = alloc_disk_node(0, nid);
+@@ -413,7 +413,7 @@ static int pmem_attach_disk(struct device *dev,
+ 		put_disk(disk);
+ 		return -ENOMEM;
+ 	}
+-	dax_write_cache(dax_dev, wbc);
++	dax_write_cache(dax_dev, nvdimm_has_cache(nd_region));
+ 	pmem->dax_dev = dax_dev;
+ 
+ 	gendev = disk_to_dev(disk);
+diff --git a/drivers/nvdimm/region_devs.c b/drivers/nvdimm/region_devs.c
+index a612be6f019d..ec3543b83330 100644
+--- a/drivers/nvdimm/region_devs.c
++++ b/drivers/nvdimm/region_devs.c
+@@ -1132,7 +1132,8 @@ EXPORT_SYMBOL_GPL(nvdimm_has_flush);
+ 
+ int nvdimm_has_cache(struct nd_region *nd_region)
+ {
+-	return is_nd_pmem(&nd_region->dev);
++	return is_nd_pmem(&nd_region->dev) &&
++		!test_bit(ND_REGION_PERSIST_CACHE, &nd_region->flags);
+ }
+ EXPORT_SYMBOL_GPL(nvdimm_has_cache);
+ 
+diff --git a/drivers/of/platform.c b/drivers/of/platform.c
+index c00d81dfac0b..9c91f97ffbe1 100644
+--- a/drivers/of/platform.c
++++ b/drivers/of/platform.c
+@@ -537,6 +537,9 @@ int of_platform_device_destroy(struct device *dev, void *data)
+ 	if (of_node_check_flag(dev->of_node, OF_POPULATED_BUS))
+ 		device_for_each_child(dev, NULL, of_platform_device_destroy);
+ 
++	of_node_clear_flag(dev->of_node, OF_POPULATED);
++	of_node_clear_flag(dev->of_node, OF_POPULATED_BUS);
++
+ 	if (dev->bus == &platform_bus_type)
+ 		platform_device_unregister(to_platform_device(dev));
+ #ifdef CONFIG_ARM_AMBA
+@@ -544,8 +547,6 @@ int of_platform_device_destroy(struct device *dev, void *data)
+ 		amba_device_unregister(to_amba_device(dev));
+ #endif
+ 
+-	of_node_clear_flag(dev->of_node, OF_POPULATED);
+-	of_node_clear_flag(dev->of_node, OF_POPULATED_BUS);
+ 	return 0;
+ }
+ EXPORT_SYMBOL_GPL(of_platform_device_destroy);
+diff --git a/drivers/of/resolver.c b/drivers/of/resolver.c
+index 65d0b7adfcd4..7edfac6f1914 100644
+--- a/drivers/of/resolver.c
++++ b/drivers/of/resolver.c
+@@ -122,6 +122,11 @@ static int update_usages_of_a_phandle_reference(struct device_node *overlay,
+ 			goto err_fail;
+ 		}
+ 
++		if (offset < 0 || offset + sizeof(__be32) > prop->length) {
++			err = -EINVAL;
++			goto err_fail;
++		}
++
+ 		*(__be32 *)(prop->value + offset) = cpu_to_be32(phandle);
+ 	}
+ 
+diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c
+index 6bb37c18292a..ecee50d10d14 100644
+--- a/drivers/of/unittest.c
++++ b/drivers/of/unittest.c
+@@ -165,20 +165,20 @@ static void __init of_unittest_dynamic(void)
+ 	/* Add a new property - should pass*/
+ 	prop->name = "new-property";
+ 	prop->value = "new-property-data";
+-	prop->length = strlen(prop->value);
++	prop->length = strlen(prop->value) + 1;
+ 	unittest(of_add_property(np, prop) == 0, "Adding a new property failed\n");
+ 
+ 	/* Try to add an existing property - should fail */
+ 	prop++;
+ 	prop->name = "new-property";
+ 	prop->value = "new-property-data-should-fail";
+-	prop->length = strlen(prop->value);
++	prop->length = strlen(prop->value) + 1;
+ 	unittest(of_add_property(np, prop) != 0,
+ 		 "Adding an existing property should have failed\n");
+ 
+ 	/* Try to modify an existing property - should pass */
+ 	prop->value = "modify-property-data-should-pass";
+-	prop->length = strlen(prop->value);
++	prop->length = strlen(prop->value) + 1;
+ 	unittest(of_update_property(np, prop) == 0,
+ 		 "Updating an existing property should have passed\n");
+ 
+@@ -186,7 +186,7 @@ static void __init of_unittest_dynamic(void)
+ 	prop++;
+ 	prop->name = "modify-property";
+ 	prop->value = "modify-missing-property-data-should-pass";
+-	prop->length = strlen(prop->value);
++	prop->length = strlen(prop->value) + 1;
+ 	unittest(of_update_property(np, prop) == 0,
+ 		 "Updating a missing property should have passed\n");
+ 
+diff --git a/drivers/opp/core.c b/drivers/opp/core.c
+index 92fa94a6dcc1..9c3f5e3df232 100644
+--- a/drivers/opp/core.c
++++ b/drivers/opp/core.c
+@@ -591,7 +591,7 @@ static int _generic_set_opp_regulator(const struct opp_table *opp_table,
+ 	}
+ 
+ 	/* Scaling up? Scale voltage before frequency */
+-	if (freq > old_freq) {
++	if (freq >= old_freq) {
+ 		ret = _set_opp_voltage(dev, reg, new_supply);
+ 		if (ret)
+ 			goto restore_voltage;
+diff --git a/drivers/pci/host/pci-hyperv.c b/drivers/pci/host/pci-hyperv.c
+index c75199538c05..da4b457a14e0 100644
+--- a/drivers/pci/host/pci-hyperv.c
++++ b/drivers/pci/host/pci-hyperv.c
+@@ -1596,17 +1596,6 @@ static struct hv_pci_dev *new_pcichild_device(struct hv_pcibus_device *hbus,
+ 	get_pcichild(hpdev, hv_pcidev_ref_childlist);
+ 	spin_lock_irqsave(&hbus->device_list_lock, flags);
+ 
+-	/*
+-	 * When a device is being added to the bus, we set the PCI domain
+-	 * number to be the device serial number, which is non-zero and
+-	 * unique on the same VM.  The serial numbers start with 1, and
+-	 * increase by 1 for each device.  So device names including this
+-	 * can have shorter names than based on the bus instance UUID.
+-	 * Only the first device serial number is used for domain, so the
+-	 * domain number will not change after the first device is added.
+-	 */
+-	if (list_empty(&hbus->children))
+-		hbus->sysdata.domain = desc->ser;
+ 	list_add_tail(&hpdev->list_entry, &hbus->children);
+ 	spin_unlock_irqrestore(&hbus->device_list_lock, flags);
+ 	return hpdev;
+diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
+index 88e917c9120f..5f892065585e 100644
+--- a/drivers/pci/hotplug/pciehp.h
++++ b/drivers/pci/hotplug/pciehp.h
+@@ -121,7 +121,7 @@ struct controller *pcie_init(struct pcie_device *dev);
+ int pcie_init_notification(struct controller *ctrl);
+ int pciehp_enable_slot(struct slot *p_slot);
+ int pciehp_disable_slot(struct slot *p_slot);
+-void pcie_enable_notification(struct controller *ctrl);
++void pcie_reenable_notification(struct controller *ctrl);
+ int pciehp_power_on_slot(struct slot *slot);
+ void pciehp_power_off_slot(struct slot *slot);
+ void pciehp_get_power_status(struct slot *slot, u8 *status);
+diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c
+index 332b723ff9e6..44a6a63802d5 100644
+--- a/drivers/pci/hotplug/pciehp_core.c
++++ b/drivers/pci/hotplug/pciehp_core.c
+@@ -283,7 +283,7 @@ static int pciehp_resume(struct pcie_device *dev)
+ 	ctrl = get_service_data(dev);
+ 
+ 	/* reinitialize the chipset's event detection logic */
+-	pcie_enable_notification(ctrl);
++	pcie_reenable_notification(ctrl);
+ 
+ 	slot = ctrl->slot;
+ 
+diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
+index 18a42f8f5dc5..98ea75aa32c7 100644
+--- a/drivers/pci/hotplug/pciehp_hpc.c
++++ b/drivers/pci/hotplug/pciehp_hpc.c
+@@ -659,7 +659,7 @@ static irqreturn_t pcie_isr(int irq, void *dev_id)
+ 	return handled;
+ }
+ 
+-void pcie_enable_notification(struct controller *ctrl)
++static void pcie_enable_notification(struct controller *ctrl)
+ {
+ 	u16 cmd, mask;
+ 
+@@ -697,6 +697,17 @@ void pcie_enable_notification(struct controller *ctrl)
+ 		 pci_pcie_cap(ctrl->pcie->port) + PCI_EXP_SLTCTL, cmd);
+ }
+ 
++void pcie_reenable_notification(struct controller *ctrl)
++{
++	/*
++	 * Clear both Presence and Data Link Layer Changed to make sure
++	 * those events still fire after we have re-enabled them.
++	 */
++	pcie_capability_write_word(ctrl->pcie->port, PCI_EXP_SLTSTA,
++				   PCI_EXP_SLTSTA_PDC | PCI_EXP_SLTSTA_DLLSC);
++	pcie_enable_notification(ctrl);
++}
++
+ static void pcie_disable_notification(struct controller *ctrl)
+ {
+ 	u16 mask;
+diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
+index b9a131137e64..c816b0683a82 100644
+--- a/drivers/pci/pci-driver.c
++++ b/drivers/pci/pci-driver.c
+@@ -753,10 +753,11 @@ static int pci_pm_suspend(struct device *dev)
+ 	 * better to resume the device from runtime suspend here.
+ 	 */
+ 	if (!dev_pm_test_driver_flags(dev, DPM_FLAG_SMART_SUSPEND) ||
+-	    !pci_dev_keep_suspended(pci_dev))
++	    !pci_dev_keep_suspended(pci_dev)) {
+ 		pm_runtime_resume(dev);
++		pci_dev->state_saved = false;
++	}
+ 
+-	pci_dev->state_saved = false;
+ 	if (pm->suspend) {
+ 		pci_power_t prev = pci_dev->current_state;
+ 		int error;
+diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
+index ac91b6fd0bcd..73ac02796ba9 100644
+--- a/drivers/pci/probe.c
++++ b/drivers/pci/probe.c
+@@ -2638,7 +2638,14 @@ static unsigned int pci_scan_child_bus_extend(struct pci_bus *bus,
+ 	for_each_pci_bridge(dev, bus) {
+ 		cmax = max;
+ 		max = pci_scan_bridge_extend(bus, dev, max, 0, 0);
+-		used_buses += cmax - max;
++
++		/*
++		 * Reserve one bus for each bridge now to avoid extending
++		 * hotplug bridges too much during the second scan below.
++		 */
++		used_buses++;
++		if (cmax - max > 1)
++			used_buses += cmax - max - 1;
+ 	}
+ 
+ 	/* Scan bridges that need to be reconfigured */
+@@ -2661,12 +2668,14 @@ static unsigned int pci_scan_child_bus_extend(struct pci_bus *bus,
+ 			 * bridges if any.
+ 			 */
+ 			buses = available_buses / hotplug_bridges;
+-			buses = min(buses, available_buses - used_buses);
++			buses = min(buses, available_buses - used_buses + 1);
+ 		}
+ 
+ 		cmax = max;
+ 		max = pci_scan_bridge_extend(bus, dev, cmax, buses, 1);
+-		used_buses += max - cmax;
++		/* One bus is already accounted so don't add it again */
++		if (max - cmax > 1)
++			used_buses += max - cmax - 1;
+ 	}
+ 
+ 	/*
+diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
+index 2990ad1e7c99..785a29ba4f51 100644
+--- a/drivers/pci/quirks.c
++++ b/drivers/pci/quirks.c
+@@ -4230,11 +4230,29 @@ static int pci_quirk_qcom_rp_acs(struct pci_dev *dev, u16 acs_flags)
+  * 0xa290-0xa29f PCI Express Root port #{0-16}
+  * 0xa2e7-0xa2ee PCI Express Root port #{17-24}
+  *
++ * Mobile chipsets are also affected, 7th & 8th Generation
++ * Specification update confirms ACS errata 22, status no fix: (7th Generation
++ * Intel Processor Family I/O for U/Y Platforms and 8th Generation Intel
++ * Processor Family I/O for U Quad Core Platforms Specification Update,
++ * August 2017, Revision 002, Document#: 334660-002)[6]
++ * Device IDs from I/O datasheet: (7th Generation Intel Processor Family I/O
++ * for U/Y Platforms and 8th Generation Intel ® Processor Family I/O for U
++ * Quad Core Platforms, Vol 1 of 2, August 2017, Document#: 334658-003)[7]
++ *
++ * 0x9d10-0x9d1b PCI Express Root port #{1-12}
++ *
++ * The 300 series chipset suffers from the same bug so include those root
++ * ports here as well.
++ *
++ * 0xa32c-0xa343 PCI Express Root port #{0-24}
++ *
+  * [1] http://www.intel.com/content/www/us/en/chipsets/100-series-chipset-datasheet-vol-2.html
+  * [2] http://www.intel.com/content/www/us/en/chipsets/100-series-chipset-datasheet-vol-1.html
+  * [3] http://www.intel.com/content/www/us/en/chipsets/100-series-chipset-spec-update.html
+  * [4] http://www.intel.com/content/www/us/en/chipsets/200-series-chipset-pch-spec-update.html
+  * [5] http://www.intel.com/content/www/us/en/chipsets/200-series-chipset-pch-datasheet-vol-1.html
++ * [6] https://www.intel.com/content/www/us/en/processors/core/7th-gen-core-family-mobile-u-y-processor-lines-i-o-spec-update.html
++ * [7] https://www.intel.com/content/www/us/en/processors/core/7th-gen-core-family-mobile-u-y-processor-lines-i-o-datasheet-vol-1.html
+  */
+ static bool pci_quirk_intel_spt_pch_acs_match(struct pci_dev *dev)
+ {
+@@ -4244,6 +4262,8 @@ static bool pci_quirk_intel_spt_pch_acs_match(struct pci_dev *dev)
+ 	switch (dev->device) {
+ 	case 0xa110 ... 0xa11f: case 0xa167 ... 0xa16a: /* Sunrise Point */
+ 	case 0xa290 ... 0xa29f: case 0xa2e7 ... 0xa2ee: /* Union Point */
++	case 0x9d10 ... 0x9d1b: /* 7th & 8th Gen Mobile */
++	case 0xa32c ... 0xa343:				/* 300 series */
+ 		return true;
+ 	}
+ 
+diff --git a/drivers/pinctrl/devicetree.c b/drivers/pinctrl/devicetree.c
+index b601039d6c69..c4aa411f5935 100644
+--- a/drivers/pinctrl/devicetree.c
++++ b/drivers/pinctrl/devicetree.c
+@@ -101,10 +101,11 @@ struct pinctrl_dev *of_pinctrl_get(struct device_node *np)
+ }
+ 
+ static int dt_to_map_one_config(struct pinctrl *p,
+-				struct pinctrl_dev *pctldev,
++				struct pinctrl_dev *hog_pctldev,
+ 				const char *statename,
+ 				struct device_node *np_config)
+ {
++	struct pinctrl_dev *pctldev = NULL;
+ 	struct device_node *np_pctldev;
+ 	const struct pinctrl_ops *ops;
+ 	int ret;
+@@ -123,8 +124,10 @@ static int dt_to_map_one_config(struct pinctrl *p,
+ 			return -EPROBE_DEFER;
+ 		}
+ 		/* If we're creating a hog we can use the passed pctldev */
+-		if (pctldev && (np_pctldev == p->dev->of_node))
++		if (hog_pctldev && (np_pctldev == p->dev->of_node)) {
++			pctldev = hog_pctldev;
+ 			break;
++		}
+ 		pctldev = get_pinctrl_dev_from_of_node(np_pctldev);
+ 		if (pctldev)
+ 			break;
+diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
+index 5b63248c8209..7bef929bd7fe 100644
+--- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
++++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
+@@ -679,12 +679,13 @@ static void armada_37xx_irq_handler(struct irq_desc *desc)
+ 					writel(1 << hwirq,
+ 					       info->base +
+ 					       IRQ_STATUS + 4 * i);
+-					continue;
++					goto update_status;
+ 				}
+ 			}
+ 
+ 			generic_handle_irq(virq);
+ 
++update_status:
+ 			/* Update status in case a new IRQ appears */
+ 			spin_lock_irqsave(&info->irq_lock, flags);
+ 			status = readl_relaxed(info->base +
+diff --git a/drivers/pinctrl/samsung/pinctrl-exynos-arm.c b/drivers/pinctrl/samsung/pinctrl-exynos-arm.c
+index 90c274490181..4f4ae66a0ee3 100644
+--- a/drivers/pinctrl/samsung/pinctrl-exynos-arm.c
++++ b/drivers/pinctrl/samsung/pinctrl-exynos-arm.c
+@@ -105,12 +105,12 @@ static const struct samsung_pin_bank_data s5pv210_pin_bank[] __initconst = {
+ 	EXYNOS_PIN_BANK_EINTG(7, 0x1c0, "gpg1", 0x38),
+ 	EXYNOS_PIN_BANK_EINTG(7, 0x1e0, "gpg2", 0x3c),
+ 	EXYNOS_PIN_BANK_EINTG(7, 0x200, "gpg3", 0x40),
+-	EXYNOS_PIN_BANK_EINTN(7, 0x220, "gpi"),
+ 	EXYNOS_PIN_BANK_EINTG(8, 0x240, "gpj0", 0x44),
+ 	EXYNOS_PIN_BANK_EINTG(6, 0x260, "gpj1", 0x48),
+ 	EXYNOS_PIN_BANK_EINTG(8, 0x280, "gpj2", 0x4c),
+ 	EXYNOS_PIN_BANK_EINTG(8, 0x2a0, "gpj3", 0x50),
+ 	EXYNOS_PIN_BANK_EINTG(5, 0x2c0, "gpj4", 0x54),
++	EXYNOS_PIN_BANK_EINTN(7, 0x220, "gpi"),
+ 	EXYNOS_PIN_BANK_EINTN(8, 0x2e0, "mp01"),
+ 	EXYNOS_PIN_BANK_EINTN(4, 0x300, "mp02"),
+ 	EXYNOS_PIN_BANK_EINTN(8, 0x320, "mp03"),
+@@ -630,7 +630,6 @@ static const struct samsung_pin_bank_data exynos5410_pin_banks0[] __initconst =
+ 	EXYNOS_PIN_BANK_EINTG(4, 0x100, "gpc3", 0x20),
+ 	EXYNOS_PIN_BANK_EINTG(7, 0x120, "gpc1", 0x24),
+ 	EXYNOS_PIN_BANK_EINTG(7, 0x140, "gpc2", 0x28),
+-	EXYNOS_PIN_BANK_EINTN(2, 0x160, "gpm5"),
+ 	EXYNOS_PIN_BANK_EINTG(8, 0x180, "gpd1", 0x2c),
+ 	EXYNOS_PIN_BANK_EINTG(8, 0x1A0, "gpe0", 0x30),
+ 	EXYNOS_PIN_BANK_EINTG(2, 0x1C0, "gpe1", 0x34),
+@@ -641,6 +640,7 @@ static const struct samsung_pin_bank_data exynos5410_pin_banks0[] __initconst =
+ 	EXYNOS_PIN_BANK_EINTG(2, 0x260, "gpg2", 0x48),
+ 	EXYNOS_PIN_BANK_EINTG(4, 0x280, "gph0", 0x4c),
+ 	EXYNOS_PIN_BANK_EINTG(8, 0x2A0, "gph1", 0x50),
++	EXYNOS_PIN_BANK_EINTN(2, 0x160, "gpm5"),
+ 	EXYNOS_PIN_BANK_EINTN(8, 0x2C0, "gpm7"),
+ 	EXYNOS_PIN_BANK_EINTN(6, 0x2E0, "gpy0"),
+ 	EXYNOS_PIN_BANK_EINTN(4, 0x300, "gpy1"),
+diff --git a/drivers/platform/chrome/cros_ec_lpc.c b/drivers/platform/chrome/cros_ec_lpc.c
+index 3682e1539251..31c8b8c49e45 100644
+--- a/drivers/platform/chrome/cros_ec_lpc.c
++++ b/drivers/platform/chrome/cros_ec_lpc.c
+@@ -435,7 +435,13 @@ static int __init cros_ec_lpc_init(void)
+ 	int ret;
+ 	acpi_status status;
+ 
+-	if (!dmi_check_system(cros_ec_lpc_dmi_table)) {
++	status = acpi_get_devices(ACPI_DRV_NAME, cros_ec_lpc_parse_device,
++				  &cros_ec_lpc_acpi_device_found, NULL);
++	if (ACPI_FAILURE(status))
++		pr_warn(DRV_NAME ": Looking for %s failed\n", ACPI_DRV_NAME);
++
++	if (!cros_ec_lpc_acpi_device_found &&
++	    !dmi_check_system(cros_ec_lpc_dmi_table)) {
+ 		pr_err(DRV_NAME ": unsupported system.\n");
+ 		return -ENODEV;
+ 	}
+@@ -450,11 +456,6 @@ static int __init cros_ec_lpc_init(void)
+ 		return ret;
+ 	}
+ 
+-	status = acpi_get_devices(ACPI_DRV_NAME, cros_ec_lpc_parse_device,
+-				  &cros_ec_lpc_acpi_device_found, NULL);
+-	if (ACPI_FAILURE(status))
+-		pr_warn(DRV_NAME ": Looking for %s failed\n", ACPI_DRV_NAME);
+-
+ 	if (!cros_ec_lpc_acpi_device_found) {
+ 		/* Register the device, and it'll get hooked up automatically */
+ 		ret = platform_device_register(&cros_ec_lpc_device);
+diff --git a/drivers/pwm/pwm-lpss-platform.c b/drivers/pwm/pwm-lpss-platform.c
+index 5d6ed1507d29..5561b9e190f8 100644
+--- a/drivers/pwm/pwm-lpss-platform.c
++++ b/drivers/pwm/pwm-lpss-platform.c
+@@ -74,6 +74,10 @@ static int pwm_lpss_remove_platform(struct platform_device *pdev)
+ 	return pwm_lpss_remove(lpwm);
+ }
+ 
++static SIMPLE_DEV_PM_OPS(pwm_lpss_platform_pm_ops,
++			 pwm_lpss_suspend,
++			 pwm_lpss_resume);
++
+ static const struct acpi_device_id pwm_lpss_acpi_match[] = {
+ 	{ "80860F09", (unsigned long)&pwm_lpss_byt_info },
+ 	{ "80862288", (unsigned long)&pwm_lpss_bsw_info },
+@@ -86,6 +90,7 @@ static struct platform_driver pwm_lpss_driver_platform = {
+ 	.driver = {
+ 		.name = "pwm-lpss",
+ 		.acpi_match_table = pwm_lpss_acpi_match,
++		.pm = &pwm_lpss_platform_pm_ops,
+ 	},
+ 	.probe = pwm_lpss_probe_platform,
+ 	.remove = pwm_lpss_remove_platform,
+diff --git a/drivers/pwm/pwm-lpss.c b/drivers/pwm/pwm-lpss.c
+index 8db0d40ccacd..4721a264bac2 100644
+--- a/drivers/pwm/pwm-lpss.c
++++ b/drivers/pwm/pwm-lpss.c
+@@ -32,10 +32,13 @@
+ /* Size of each PWM register space if multiple */
+ #define PWM_SIZE			0x400
+ 
++#define MAX_PWMS			4
++
+ struct pwm_lpss_chip {
+ 	struct pwm_chip chip;
+ 	void __iomem *regs;
+ 	const struct pwm_lpss_boardinfo *info;
++	u32 saved_ctrl[MAX_PWMS];
+ };
+ 
+ static inline struct pwm_lpss_chip *to_lpwm(struct pwm_chip *chip)
+@@ -177,6 +180,9 @@ struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev, struct resource *r,
+ 	unsigned long c;
+ 	int ret;
+ 
++	if (WARN_ON(info->npwm > MAX_PWMS))
++		return ERR_PTR(-ENODEV);
++
+ 	lpwm = devm_kzalloc(dev, sizeof(*lpwm), GFP_KERNEL);
+ 	if (!lpwm)
+ 		return ERR_PTR(-ENOMEM);
+@@ -212,6 +218,30 @@ int pwm_lpss_remove(struct pwm_lpss_chip *lpwm)
+ }
+ EXPORT_SYMBOL_GPL(pwm_lpss_remove);
+ 
++int pwm_lpss_suspend(struct device *dev)
++{
++	struct pwm_lpss_chip *lpwm = dev_get_drvdata(dev);
++	int i;
++
++	for (i = 0; i < lpwm->info->npwm; i++)
++		lpwm->saved_ctrl[i] = readl(lpwm->regs + i * PWM_SIZE + PWM);
++
++	return 0;
++}
++EXPORT_SYMBOL_GPL(pwm_lpss_suspend);
++
++int pwm_lpss_resume(struct device *dev)
++{
++	struct pwm_lpss_chip *lpwm = dev_get_drvdata(dev);
++	int i;
++
++	for (i = 0; i < lpwm->info->npwm; i++)
++		writel(lpwm->saved_ctrl[i], lpwm->regs + i * PWM_SIZE + PWM);
++
++	return 0;
++}
++EXPORT_SYMBOL_GPL(pwm_lpss_resume);
++
+ MODULE_DESCRIPTION("PWM driver for Intel LPSS");
+ MODULE_AUTHOR("Mika Westerberg <mika.westerberg@linux.intel.com>");
+ MODULE_LICENSE("GPL v2");
+diff --git a/drivers/pwm/pwm-lpss.h b/drivers/pwm/pwm-lpss.h
+index 98306bb02cfe..7a4238ad1fcb 100644
+--- a/drivers/pwm/pwm-lpss.h
++++ b/drivers/pwm/pwm-lpss.h
+@@ -28,5 +28,7 @@ struct pwm_lpss_boardinfo {
+ struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev, struct resource *r,
+ 				     const struct pwm_lpss_boardinfo *info);
+ int pwm_lpss_remove(struct pwm_lpss_chip *lpwm);
++int pwm_lpss_suspend(struct device *dev);
++int pwm_lpss_resume(struct device *dev);
+ 
+ #endif	/* __PWM_LPSS_H */
+diff --git a/drivers/remoteproc/qcom_q6v5_pil.c b/drivers/remoteproc/qcom_q6v5_pil.c
+index cbbafdcaaecb..56b14c27e275 100644
+--- a/drivers/remoteproc/qcom_q6v5_pil.c
++++ b/drivers/remoteproc/qcom_q6v5_pil.c
+@@ -761,13 +761,11 @@ static int q6v5_start(struct rproc *rproc)
+ 	}
+ 
+ 	/* Assign MBA image access in DDR to q6 */
+-	xfermemop_ret = q6v5_xfer_mem_ownership(qproc, &qproc->mba_perm, true,
+-						qproc->mba_phys,
+-						qproc->mba_size);
+-	if (xfermemop_ret) {
++	ret = q6v5_xfer_mem_ownership(qproc, &qproc->mba_perm, true,
++				      qproc->mba_phys, qproc->mba_size);
++	if (ret) {
+ 		dev_err(qproc->dev,
+-			"assigning Q6 access to mba memory failed: %d\n",
+-			xfermemop_ret);
++			"assigning Q6 access to mba memory failed: %d\n", ret);
+ 		goto disable_active_clks;
+ 	}
+ 
+diff --git a/drivers/rpmsg/qcom_smd.c b/drivers/rpmsg/qcom_smd.c
+index 5ce9bf7b897d..f63adcd95eb0 100644
+--- a/drivers/rpmsg/qcom_smd.c
++++ b/drivers/rpmsg/qcom_smd.c
+@@ -1100,12 +1100,12 @@ static struct qcom_smd_channel *qcom_smd_create_channel(struct qcom_smd_edge *ed
+ 	void *info;
+ 	int ret;
+ 
+-	channel = devm_kzalloc(&edge->dev, sizeof(*channel), GFP_KERNEL);
++	channel = kzalloc(sizeof(*channel), GFP_KERNEL);
+ 	if (!channel)
+ 		return ERR_PTR(-ENOMEM);
+ 
+ 	channel->edge = edge;
+-	channel->name = devm_kstrdup(&edge->dev, name, GFP_KERNEL);
++	channel->name = kstrdup(name, GFP_KERNEL);
+ 	if (!channel->name)
+ 		return ERR_PTR(-ENOMEM);
+ 
+@@ -1156,8 +1156,8 @@ static struct qcom_smd_channel *qcom_smd_create_channel(struct qcom_smd_edge *ed
+ 	return channel;
+ 
+ free_name_and_channel:
+-	devm_kfree(&edge->dev, channel->name);
+-	devm_kfree(&edge->dev, channel);
++	kfree(channel->name);
++	kfree(channel);
+ 
+ 	return ERR_PTR(ret);
+ }
+@@ -1378,13 +1378,13 @@ static int qcom_smd_parse_edge(struct device *dev,
+  */
+ static void qcom_smd_edge_release(struct device *dev)
+ {
+-	struct qcom_smd_channel *channel;
++	struct qcom_smd_channel *channel, *tmp;
+ 	struct qcom_smd_edge *edge = to_smd_edge(dev);
+ 
+-	list_for_each_entry(channel, &edge->channels, list) {
+-		SET_RX_CHANNEL_INFO(channel, state, SMD_CHANNEL_CLOSED);
+-		SET_RX_CHANNEL_INFO(channel, head, 0);
+-		SET_RX_CHANNEL_INFO(channel, tail, 0);
++	list_for_each_entry_safe(channel, tmp, &edge->channels, list) {
++		list_del(&channel->list);
++		kfree(channel->name);
++		kfree(channel);
+ 	}
+ 
+ 	kfree(edge);
+diff --git a/drivers/rtc/rtc-sun6i.c b/drivers/rtc/rtc-sun6i.c
+index 2e6fb275acc8..2cd5a7b1a2e3 100644
+--- a/drivers/rtc/rtc-sun6i.c
++++ b/drivers/rtc/rtc-sun6i.c
+@@ -74,7 +74,7 @@
+ #define SUN6I_ALARM_CONFIG_WAKEUP		BIT(0)
+ 
+ #define SUN6I_LOSC_OUT_GATING			0x0060
+-#define SUN6I_LOSC_OUT_GATING_EN		BIT(0)
++#define SUN6I_LOSC_OUT_GATING_EN_OFFSET		0
+ 
+ /*
+  * Get date values
+@@ -255,7 +255,7 @@ static void __init sun6i_rtc_clk_init(struct device_node *node)
+ 				      &clkout_name);
+ 	rtc->ext_losc = clk_register_gate(NULL, clkout_name, rtc->hw.init->name,
+ 					  0, rtc->base + SUN6I_LOSC_OUT_GATING,
+-					  SUN6I_LOSC_OUT_GATING_EN, 0,
++					  SUN6I_LOSC_OUT_GATING_EN_OFFSET, 0,
+ 					  &rtc->lock);
+ 	if (IS_ERR(rtc->ext_losc)) {
+ 		pr_crit("Couldn't register the LOSC external gate\n");
+diff --git a/drivers/s390/scsi/zfcp_dbf.c b/drivers/s390/scsi/zfcp_dbf.c
+index 18c4f933e8b9..b415ba42ca73 100644
+--- a/drivers/s390/scsi/zfcp_dbf.c
++++ b/drivers/s390/scsi/zfcp_dbf.c
+@@ -664,6 +664,46 @@ void zfcp_dbf_scsi(char *tag, int level, struct scsi_cmnd *sc,
+ 	spin_unlock_irqrestore(&dbf->scsi_lock, flags);
+ }
+ 
++/**
++ * zfcp_dbf_scsi_eh() - Trace event for special cases of scsi_eh callbacks.
++ * @tag: Identifier for event.
++ * @adapter: Pointer to zfcp adapter as context for this event.
++ * @scsi_id: SCSI ID/target to indicate scope of task management function (TMF).
++ * @ret: Return value of calling function.
++ *
++ * This SCSI trace variant does not depend on any of:
++ * scsi_cmnd, zfcp_fsf_req, scsi_device.
++ */
++void zfcp_dbf_scsi_eh(char *tag, struct zfcp_adapter *adapter,
++		      unsigned int scsi_id, int ret)
++{
++	struct zfcp_dbf *dbf = adapter->dbf;
++	struct zfcp_dbf_scsi *rec = &dbf->scsi_buf;
++	unsigned long flags;
++	static int const level = 1;
++
++	if (unlikely(!debug_level_enabled(adapter->dbf->scsi, level)))
++		return;
++
++	spin_lock_irqsave(&dbf->scsi_lock, flags);
++	memset(rec, 0, sizeof(*rec));
++
++	memcpy(rec->tag, tag, ZFCP_DBF_TAG_LEN);
++	rec->id = ZFCP_DBF_SCSI_CMND;
++	rec->scsi_result = ret; /* re-use field, int is 4 bytes and fits */
++	rec->scsi_retries = ~0;
++	rec->scsi_allowed = ~0;
++	rec->fcp_rsp_info = ~0;
++	rec->scsi_id = scsi_id;
++	rec->scsi_lun = (u32)ZFCP_DBF_INVALID_LUN;
++	rec->scsi_lun_64_hi = (u32)(ZFCP_DBF_INVALID_LUN >> 32);
++	rec->host_scribble = ~0;
++	memset(rec->scsi_opcode, 0xff, ZFCP_DBF_SCSI_OPCODE);
++
++	debug_event(dbf->scsi, level, rec, sizeof(*rec));
++	spin_unlock_irqrestore(&dbf->scsi_lock, flags);
++}
++
+ static debug_info_t *zfcp_dbf_reg(const char *name, int size, int rec_size)
+ {
+ 	struct debug_info *d;
+diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c
+index 1d91a32db08e..69dfb328dba4 100644
+--- a/drivers/s390/scsi/zfcp_erp.c
++++ b/drivers/s390/scsi/zfcp_erp.c
+@@ -35,11 +35,28 @@ enum zfcp_erp_steps {
+ 	ZFCP_ERP_STEP_LUN_OPENING	= 0x2000,
+ };
+ 
++/**
++ * enum zfcp_erp_act_type - Type of ERP action object.
++ * @ZFCP_ERP_ACTION_REOPEN_LUN: LUN recovery.
++ * @ZFCP_ERP_ACTION_REOPEN_PORT: Port recovery.
++ * @ZFCP_ERP_ACTION_REOPEN_PORT_FORCED: Forced port recovery.
++ * @ZFCP_ERP_ACTION_REOPEN_ADAPTER: Adapter recovery.
++ * @ZFCP_ERP_ACTION_NONE: Eyecatcher pseudo flag to bitwise or-combine with
++ *			  either of the first four enum values.
++ *			  Used to indicate that an ERP action could not be
++ *			  set up despite a detected need for some recovery.
++ * @ZFCP_ERP_ACTION_FAILED: Eyecatcher pseudo flag to bitwise or-combine with
++ *			    either of the first four enum values.
++ *			    Used to indicate that ERP not needed because
++ *			    the object has ZFCP_STATUS_COMMON_ERP_FAILED.
++ */
+ enum zfcp_erp_act_type {
+ 	ZFCP_ERP_ACTION_REOPEN_LUN         = 1,
+ 	ZFCP_ERP_ACTION_REOPEN_PORT	   = 2,
+ 	ZFCP_ERP_ACTION_REOPEN_PORT_FORCED = 3,
+ 	ZFCP_ERP_ACTION_REOPEN_ADAPTER     = 4,
++	ZFCP_ERP_ACTION_NONE		   = 0xc0,
++	ZFCP_ERP_ACTION_FAILED		   = 0xe0,
+ };
+ 
+ enum zfcp_erp_act_state {
+@@ -126,6 +143,49 @@ static void zfcp_erp_action_dismiss_adapter(struct zfcp_adapter *adapter)
+ 	}
+ }
+ 
++static int zfcp_erp_handle_failed(int want, struct zfcp_adapter *adapter,
++				  struct zfcp_port *port,
++				  struct scsi_device *sdev)
++{
++	int need = want;
++	struct zfcp_scsi_dev *zsdev;
++
++	switch (want) {
++	case ZFCP_ERP_ACTION_REOPEN_LUN:
++		zsdev = sdev_to_zfcp(sdev);
++		if (atomic_read(&zsdev->status) & ZFCP_STATUS_COMMON_ERP_FAILED)
++			need = 0;
++		break;
++	case ZFCP_ERP_ACTION_REOPEN_PORT_FORCED:
++		if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_ERP_FAILED)
++			need = 0;
++		break;
++	case ZFCP_ERP_ACTION_REOPEN_PORT:
++		if (atomic_read(&port->status) &
++		    ZFCP_STATUS_COMMON_ERP_FAILED) {
++			need = 0;
++			/* ensure propagation of failed status to new devices */
++			zfcp_erp_set_port_status(
++				port, ZFCP_STATUS_COMMON_ERP_FAILED);
++		}
++		break;
++	case ZFCP_ERP_ACTION_REOPEN_ADAPTER:
++		if (atomic_read(&adapter->status) &
++		    ZFCP_STATUS_COMMON_ERP_FAILED) {
++			need = 0;
++			/* ensure propagation of failed status to new devices */
++			zfcp_erp_set_adapter_status(
++				adapter, ZFCP_STATUS_COMMON_ERP_FAILED);
++		}
++		break;
++	default:
++		need = 0;
++		break;
++	}
++
++	return need;
++}
++
+ static int zfcp_erp_required_act(int want, struct zfcp_adapter *adapter,
+ 				 struct zfcp_port *port,
+ 				 struct scsi_device *sdev)
+@@ -249,16 +309,27 @@ static int zfcp_erp_action_enqueue(int want, struct zfcp_adapter *adapter,
+ 	int retval = 1, need;
+ 	struct zfcp_erp_action *act;
+ 
+-	if (!adapter->erp_thread)
+-		return -EIO;
++	need = zfcp_erp_handle_failed(want, adapter, port, sdev);
++	if (!need) {
++		need = ZFCP_ERP_ACTION_FAILED; /* marker for trace */
++		goto out;
++	}
++
++	if (!adapter->erp_thread) {
++		need = ZFCP_ERP_ACTION_NONE; /* marker for trace */
++		retval = -EIO;
++		goto out;
++	}
+ 
+ 	need = zfcp_erp_required_act(want, adapter, port, sdev);
+ 	if (!need)
+ 		goto out;
+ 
+ 	act = zfcp_erp_setup_act(need, act_status, adapter, port, sdev);
+-	if (!act)
++	if (!act) {
++		need |= ZFCP_ERP_ACTION_NONE; /* marker for trace */
+ 		goto out;
++	}
+ 	atomic_or(ZFCP_STATUS_ADAPTER_ERP_PENDING, &adapter->status);
+ 	++adapter->erp_total_count;
+ 	list_add_tail(&act->list, &adapter->erp_ready_head);
+@@ -269,18 +340,32 @@ static int zfcp_erp_action_enqueue(int want, struct zfcp_adapter *adapter,
+ 	return retval;
+ }
+ 
++void zfcp_erp_port_forced_no_port_dbf(char *id, struct zfcp_adapter *adapter,
++				      u64 port_name, u32 port_id)
++{
++	unsigned long flags;
++	static /* don't waste stack */ struct zfcp_port tmpport;
++
++	write_lock_irqsave(&adapter->erp_lock, flags);
++	/* Stand-in zfcp port with fields just good enough for
++	 * zfcp_dbf_rec_trig() and zfcp_dbf_set_common().
++	 * Under lock because tmpport is static.
++	 */
++	atomic_set(&tmpport.status, -1); /* unknown */
++	tmpport.wwpn = port_name;
++	tmpport.d_id = port_id;
++	zfcp_dbf_rec_trig(id, adapter, &tmpport, NULL,
++			  ZFCP_ERP_ACTION_REOPEN_PORT_FORCED,
++			  ZFCP_ERP_ACTION_NONE);
++	write_unlock_irqrestore(&adapter->erp_lock, flags);
++}
++
+ static int _zfcp_erp_adapter_reopen(struct zfcp_adapter *adapter,
+ 				    int clear_mask, char *id)
+ {
+ 	zfcp_erp_adapter_block(adapter, clear_mask);
+ 	zfcp_scsi_schedule_rports_block(adapter);
+ 
+-	/* ensure propagation of failed status to new devices */
+-	if (atomic_read(&adapter->status) & ZFCP_STATUS_COMMON_ERP_FAILED) {
+-		zfcp_erp_set_adapter_status(adapter,
+-					    ZFCP_STATUS_COMMON_ERP_FAILED);
+-		return -EIO;
+-	}
+ 	return zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_ADAPTER,
+ 				       adapter, NULL, NULL, id, 0);
+ }
+@@ -299,12 +384,8 @@ void zfcp_erp_adapter_reopen(struct zfcp_adapter *adapter, int clear, char *id)
+ 	zfcp_scsi_schedule_rports_block(adapter);
+ 
+ 	write_lock_irqsave(&adapter->erp_lock, flags);
+-	if (atomic_read(&adapter->status) & ZFCP_STATUS_COMMON_ERP_FAILED)
+-		zfcp_erp_set_adapter_status(adapter,
+-					    ZFCP_STATUS_COMMON_ERP_FAILED);
+-	else
+-		zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_ADAPTER, adapter,
+-					NULL, NULL, id, 0);
++	zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_ADAPTER, adapter,
++				NULL, NULL, id, 0);
+ 	write_unlock_irqrestore(&adapter->erp_lock, flags);
+ }
+ 
+@@ -345,9 +426,6 @@ static void _zfcp_erp_port_forced_reopen(struct zfcp_port *port, int clear,
+ 	zfcp_erp_port_block(port, clear);
+ 	zfcp_scsi_schedule_rport_block(port);
+ 
+-	if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_ERP_FAILED)
+-		return;
+-
+ 	zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_PORT_FORCED,
+ 				port->adapter, port, NULL, id, 0);
+ }
+@@ -373,12 +451,6 @@ static int _zfcp_erp_port_reopen(struct zfcp_port *port, int clear, char *id)
+ 	zfcp_erp_port_block(port, clear);
+ 	zfcp_scsi_schedule_rport_block(port);
+ 
+-	if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_ERP_FAILED) {
+-		/* ensure propagation of failed status to new devices */
+-		zfcp_erp_set_port_status(port, ZFCP_STATUS_COMMON_ERP_FAILED);
+-		return -EIO;
+-	}
+-
+ 	return zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_PORT,
+ 				       port->adapter, port, NULL, id, 0);
+ }
+@@ -418,9 +490,6 @@ static void _zfcp_erp_lun_reopen(struct scsi_device *sdev, int clear, char *id,
+ 
+ 	zfcp_erp_lun_block(sdev, clear);
+ 
+-	if (atomic_read(&zfcp_sdev->status) & ZFCP_STATUS_COMMON_ERP_FAILED)
+-		return;
+-
+ 	zfcp_erp_action_enqueue(ZFCP_ERP_ACTION_REOPEN_LUN, adapter,
+ 				zfcp_sdev->port, sdev, id, act_status);
+ }
+diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h
+index e5eed8aac0ce..65d16747c301 100644
+--- a/drivers/s390/scsi/zfcp_ext.h
++++ b/drivers/s390/scsi/zfcp_ext.h
+@@ -52,10 +52,15 @@ extern void zfcp_dbf_san_res(char *, struct zfcp_fsf_req *);
+ extern void zfcp_dbf_san_in_els(char *, struct zfcp_fsf_req *);
+ extern void zfcp_dbf_scsi(char *, int, struct scsi_cmnd *,
+ 			  struct zfcp_fsf_req *);
++extern void zfcp_dbf_scsi_eh(char *tag, struct zfcp_adapter *adapter,
++			     unsigned int scsi_id, int ret);
+ 
+ /* zfcp_erp.c */
+ extern void zfcp_erp_set_adapter_status(struct zfcp_adapter *, u32);
+ extern void zfcp_erp_clear_adapter_status(struct zfcp_adapter *, u32);
++extern void zfcp_erp_port_forced_no_port_dbf(char *id,
++					     struct zfcp_adapter *adapter,
++					     u64 port_name, u32 port_id);
+ extern void zfcp_erp_adapter_reopen(struct zfcp_adapter *, int, char *);
+ extern void zfcp_erp_adapter_shutdown(struct zfcp_adapter *, int, char *);
+ extern void zfcp_erp_set_port_status(struct zfcp_port *, u32);
+diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
+index 22f9562f415c..0b6f51424745 100644
+--- a/drivers/s390/scsi/zfcp_scsi.c
++++ b/drivers/s390/scsi/zfcp_scsi.c
+@@ -181,6 +181,7 @@ static int zfcp_scsi_eh_abort_handler(struct scsi_cmnd *scpnt)
+ 		if (abrt_req)
+ 			break;
+ 
++		zfcp_dbf_scsi_abort("abrt_wt", scpnt, NULL);
+ 		zfcp_erp_wait(adapter);
+ 		ret = fc_block_scsi_eh(scpnt);
+ 		if (ret) {
+@@ -277,6 +278,7 @@ static int zfcp_task_mgmt_function(struct scsi_cmnd *scpnt, u8 tm_flags)
+ 		if (fsf_req)
+ 			break;
+ 
++		zfcp_dbf_scsi_devreset("wait", scpnt, tm_flags, NULL);
+ 		zfcp_erp_wait(adapter);
+ 		ret = fc_block_scsi_eh(scpnt);
+ 		if (ret) {
+@@ -323,15 +325,16 @@ static int zfcp_scsi_eh_host_reset_handler(struct scsi_cmnd *scpnt)
+ {
+ 	struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(scpnt->device);
+ 	struct zfcp_adapter *adapter = zfcp_sdev->port->adapter;
+-	int ret;
++	int ret = SUCCESS, fc_ret;
+ 
+ 	zfcp_erp_adapter_reopen(adapter, 0, "schrh_1");
+ 	zfcp_erp_wait(adapter);
+-	ret = fc_block_scsi_eh(scpnt);
+-	if (ret)
+-		return ret;
++	fc_ret = fc_block_scsi_eh(scpnt);
++	if (fc_ret)
++		ret = fc_ret;
+ 
+-	return SUCCESS;
++	zfcp_dbf_scsi_eh("schrh_r", adapter, ~0, ret);
++	return ret;
+ }
+ 
+ struct scsi_transport_template *zfcp_scsi_transport_template;
+@@ -602,6 +605,11 @@ static void zfcp_scsi_terminate_rport_io(struct fc_rport *rport)
+ 	if (port) {
+ 		zfcp_erp_port_forced_reopen(port, 0, "sctrpi1");
+ 		put_device(&port->dev);
++	} else {
++		zfcp_erp_port_forced_no_port_dbf(
++			"sctrpin", adapter,
++			rport->port_name /* zfcp_scsi_rport_register */,
++			rport->port_id /* zfcp_scsi_rport_register */);
+ 	}
+ }
+ 
+diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
+index 3a9eca163db8..b92f86acb8bb 100644
+--- a/drivers/scsi/hpsa.c
++++ b/drivers/scsi/hpsa.c
+@@ -8869,7 +8869,7 @@ static void hpsa_disable_rld_caching(struct ctlr_info *h)
+ 	kfree(options);
+ }
+ 
+-static void hpsa_shutdown(struct pci_dev *pdev)
++static void __hpsa_shutdown(struct pci_dev *pdev)
+ {
+ 	struct ctlr_info *h;
+ 
+@@ -8884,6 +8884,12 @@ static void hpsa_shutdown(struct pci_dev *pdev)
+ 	hpsa_disable_interrupt_mode(h);		/* pci_init 2 */
+ }
+ 
++static void hpsa_shutdown(struct pci_dev *pdev)
++{
++	__hpsa_shutdown(pdev);
++	pci_disable_device(pdev);
++}
++
+ static void hpsa_free_device_info(struct ctlr_info *h)
+ {
+ 	int i;
+@@ -8927,7 +8933,7 @@ static void hpsa_remove_one(struct pci_dev *pdev)
+ 		scsi_remove_host(h->scsi_host);		/* init_one 8 */
+ 	/* includes hpsa_free_irqs - init_one 4 */
+ 	/* includes hpsa_disable_interrupt_mode - pci_init 2 */
+-	hpsa_shutdown(pdev);
++	__hpsa_shutdown(pdev);
+ 
+ 	hpsa_free_device_info(h);		/* scan */
+ 
+diff --git a/drivers/scsi/qla2xxx/qla_gs.c b/drivers/scsi/qla2xxx/qla_gs.c
+index 9e914f9c3ffb..05abe5aaab7f 100644
+--- a/drivers/scsi/qla2xxx/qla_gs.c
++++ b/drivers/scsi/qla2xxx/qla_gs.c
+@@ -3915,7 +3915,6 @@ void qla24xx_async_gnnft_done(scsi_qla_host_t *vha, srb_t *sp)
+ 			if (memcmp(rp->port_name, fcport->port_name, WWN_SIZE))
+ 				continue;
+ 			fcport->scan_state = QLA_FCPORT_FOUND;
+-			fcport->d_id.b24 = rp->id.b24;
+ 			found = true;
+ 			/*
+ 			 * If device was not a fabric device before.
+@@ -3923,7 +3922,10 @@ void qla24xx_async_gnnft_done(scsi_qla_host_t *vha, srb_t *sp)
+ 			if ((fcport->flags & FCF_FABRIC_DEVICE) == 0) {
+ 				qla2x00_clear_loop_id(fcport);
+ 				fcport->flags |= FCF_FABRIC_DEVICE;
++			} else if (fcport->d_id.b24 != rp->id.b24) {
++				qlt_schedule_sess_for_deletion(fcport);
+ 			}
++			fcport->d_id.b24 = rp->id.b24;
+ 			break;
+ 		}
+ 
+diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c
+index 8f55dd44adae..636960ad029a 100644
+--- a/drivers/scsi/qla2xxx/qla_init.c
++++ b/drivers/scsi/qla2xxx/qla_init.c
+@@ -5037,7 +5037,8 @@ qla2x00_iidma_fcport(scsi_qla_host_t *vha, fc_port_t *fcport)
+ 		return;
+ 
+ 	if (fcport->fp_speed == PORT_SPEED_UNKNOWN ||
+-	    fcport->fp_speed > ha->link_data_rate)
++	    fcport->fp_speed > ha->link_data_rate ||
++	    !ha->flags.gpsc_supported)
+ 		return;
+ 
+ 	rval = qla2x00_set_idma_speed(vha, fcport->loop_id, fcport->fp_speed,
+diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c
+index a3dc83f9444d..68560a097ae1 100644
+--- a/drivers/scsi/qla2xxx/qla_isr.c
++++ b/drivers/scsi/qla2xxx/qla_isr.c
+@@ -2494,8 +2494,12 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt)
+ 		ox_id = le16_to_cpu(sts24->ox_id);
+ 		par_sense_len = sizeof(sts24->data);
+ 		/* Valid values of the retry delay timer are 0x1-0xffef */
+-		if (sts24->retry_delay > 0 && sts24->retry_delay < 0xfff1)
+-			retry_delay = sts24->retry_delay;
++		if (sts24->retry_delay > 0 && sts24->retry_delay < 0xfff1) {
++			retry_delay = sts24->retry_delay & 0x3fff;
++			ql_dbg(ql_dbg_io, sp->vha, 0x3033,
++			    "%s: scope=%#x retry_delay=%#x\n", __func__,
++			    sts24->retry_delay >> 14, retry_delay);
++		}
+ 	} else {
+ 		if (scsi_status & SS_SENSE_LEN_VALID)
+ 			sense_len = le16_to_cpu(sts->req_sense_length);
+diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
+index 025dc2d3f3de..0266c4d07bc9 100644
+--- a/drivers/scsi/qla2xxx/qla_target.c
++++ b/drivers/scsi/qla2xxx/qla_target.c
+@@ -1230,7 +1230,6 @@ static void qla24xx_chk_fcp_state(struct fc_port *sess)
+ void qlt_schedule_sess_for_deletion(struct fc_port *sess)
+ {
+ 	struct qla_tgt *tgt = sess->tgt;
+-	struct qla_hw_data *ha = sess->vha->hw;
+ 	unsigned long flags;
+ 
+ 	if (sess->disc_state == DSC_DELETE_PEND)
+@@ -1247,16 +1246,16 @@ void qlt_schedule_sess_for_deletion(struct fc_port *sess)
+ 			return;
+ 	}
+ 
+-	spin_lock_irqsave(&ha->tgt.sess_lock, flags);
+ 	if (sess->deleted == QLA_SESS_DELETED)
+ 		sess->logout_on_delete = 0;
+ 
++	spin_lock_irqsave(&sess->vha->work_lock, flags);
+ 	if (sess->deleted == QLA_SESS_DELETION_IN_PROGRESS) {
+-		spin_unlock_irqrestore(&ha->tgt.sess_lock, flags);
++		spin_unlock_irqrestore(&sess->vha->work_lock, flags);
+ 		return;
+ 	}
+ 	sess->deleted = QLA_SESS_DELETION_IN_PROGRESS;
+-	spin_unlock_irqrestore(&ha->tgt.sess_lock, flags);
++	spin_unlock_irqrestore(&sess->vha->work_lock, flags);
+ 
+ 	sess->disc_state = DSC_DELETE_PEND;
+ 
+diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
+index 656c98e116a9..e086bb63da46 100644
+--- a/drivers/scsi/scsi_debug.c
++++ b/drivers/scsi/scsi_debug.c
+@@ -5506,9 +5506,9 @@ static void __exit scsi_debug_exit(void)
+ 	int k = sdebug_add_host;
+ 
+ 	stop_all_queued();
+-	free_all_queued();
+ 	for (; k; k--)
+ 		sdebug_remove_adapter();
++	free_all_queued();
+ 	driver_unregister(&sdebug_driverfs_driver);
+ 	bus_unregister(&pseudo_lld_bus);
+ 	root_device_unregister(pseudo_primary);
+diff --git a/drivers/soc/rockchip/pm_domains.c b/drivers/soc/rockchip/pm_domains.c
+index 53efc386b1ad..df7f30a425c6 100644
+--- a/drivers/soc/rockchip/pm_domains.c
++++ b/drivers/soc/rockchip/pm_domains.c
+@@ -255,7 +255,7 @@ static void rockchip_do_pmu_set_power_domain(struct rockchip_pm_domain *pd,
+ 		return;
+ 	else if (pd->info->pwr_w_mask)
+ 		regmap_write(pmu->regmap, pmu->info->pwr_offset,
+-			     on ? pd->info->pwr_mask :
++			     on ? pd->info->pwr_w_mask :
+ 			     (pd->info->pwr_mask | pd->info->pwr_w_mask));
+ 	else
+ 		regmap_update_bits(pmu->regmap, pmu->info->pwr_offset,
+diff --git a/drivers/thermal/broadcom/bcm2835_thermal.c b/drivers/thermal/broadcom/bcm2835_thermal.c
+index a4d6a0e2e993..23ad4f9f2143 100644
+--- a/drivers/thermal/broadcom/bcm2835_thermal.c
++++ b/drivers/thermal/broadcom/bcm2835_thermal.c
+@@ -213,8 +213,8 @@ static int bcm2835_thermal_probe(struct platform_device *pdev)
+ 	rate = clk_get_rate(data->clk);
+ 	if ((rate < 1920000) || (rate > 5000000))
+ 		dev_warn(&pdev->dev,
+-			 "Clock %pCn running at %pCr Hz is outside of the recommended range: 1.92 to 5MHz\n",
+-			 data->clk, data->clk);
++			 "Clock %pCn running at %lu Hz is outside of the recommended range: 1.92 to 5MHz\n",
++			 data->clk, rate);
+ 
+ 	/* register of thermal sensor and get info from DT */
+ 	tz = thermal_zone_of_sensor_register(&pdev->dev, 0, data,
+diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
+index a4f82ec665fe..2051a5309851 100644
+--- a/drivers/tty/serial/sh-sci.c
++++ b/drivers/tty/serial/sh-sci.c
+@@ -2890,16 +2890,15 @@ static void serial_console_write(struct console *co, const char *s,
+ 	unsigned long flags;
+ 	int locked = 1;
+ 
+-	local_irq_save(flags);
+ #if defined(SUPPORT_SYSRQ)
+ 	if (port->sysrq)
+ 		locked = 0;
+ 	else
+ #endif
+ 	if (oops_in_progress)
+-		locked = spin_trylock(&port->lock);
++		locked = spin_trylock_irqsave(&port->lock, flags);
+ 	else
+-		spin_lock(&port->lock);
++		spin_lock_irqsave(&port->lock, flags);
+ 
+ 	/* first save SCSCR then disable interrupts, keep clock source */
+ 	ctrl = serial_port_in(port, SCSCR);
+@@ -2919,8 +2918,7 @@ static void serial_console_write(struct console *co, const char *s,
+ 	serial_port_out(port, SCSCR, ctrl);
+ 
+ 	if (locked)
+-		spin_unlock(&port->lock);
+-	local_irq_restore(flags);
++		spin_unlock_irqrestore(&port->lock, flags);
+ }
+ 
+ static int serial_console_setup(struct console *co, char *options)
+diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
+index aa9968d90a48..e3bf65e213cd 100644
+--- a/drivers/usb/core/hub.c
++++ b/drivers/usb/core/hub.c
+@@ -4551,7 +4551,9 @@ hub_port_init(struct usb_hub *hub, struct usb_device *udev, int port1,
+ 				 * reset. But only on the first attempt,
+ 				 * lest we get into a time out/reset loop
+ 				 */
+-				if (r == 0  || (r == -ETIMEDOUT && retries == 0))
++				if (r == 0 || (r == -ETIMEDOUT &&
++						retries == 0 &&
++						udev->speed > USB_SPEED_FULL))
+ 					break;
+ 			}
+ 			udev->descriptor.bMaxPacketSize0 =
+diff --git a/drivers/video/backlight/as3711_bl.c b/drivers/video/backlight/as3711_bl.c
+index 734a9158946b..e55304d5cf07 100644
+--- a/drivers/video/backlight/as3711_bl.c
++++ b/drivers/video/backlight/as3711_bl.c
+@@ -262,10 +262,10 @@ static int as3711_bl_register(struct platform_device *pdev,
+ static int as3711_backlight_parse_dt(struct device *dev)
+ {
+ 	struct as3711_bl_pdata *pdata = dev_get_platdata(dev);
+-	struct device_node *bl =
+-		of_find_node_by_name(dev->parent->of_node, "backlight"), *fb;
++	struct device_node *bl, *fb;
+ 	int ret;
+ 
++	bl = of_get_child_by_name(dev->parent->of_node, "backlight");
+ 	if (!bl) {
+ 		dev_dbg(dev, "backlight node not found\n");
+ 		return -ENODEV;
+@@ -279,7 +279,7 @@ static int as3711_backlight_parse_dt(struct device *dev)
+ 		if (pdata->su1_max_uA <= 0)
+ 			ret = -EINVAL;
+ 		if (ret < 0)
+-			return ret;
++			goto err_put_bl;
+ 	}
+ 
+ 	fb = of_parse_phandle(bl, "su2-dev", 0);
+@@ -292,7 +292,7 @@ static int as3711_backlight_parse_dt(struct device *dev)
+ 		if (pdata->su2_max_uA <= 0)
+ 			ret = -EINVAL;
+ 		if (ret < 0)
+-			return ret;
++			goto err_put_bl;
+ 
+ 		if (of_find_property(bl, "su2-feedback-voltage", NULL)) {
+ 			pdata->su2_feedback = AS3711_SU2_VOLTAGE;
+@@ -314,8 +314,10 @@ static int as3711_backlight_parse_dt(struct device *dev)
+ 			pdata->su2_feedback = AS3711_SU2_CURR_AUTO;
+ 			count++;
+ 		}
+-		if (count != 1)
+-			return -EINVAL;
++		if (count != 1) {
++			ret = -EINVAL;
++			goto err_put_bl;
++		}
+ 
+ 		count = 0;
+ 		if (of_find_property(bl, "su2-fbprot-lx-sd4", NULL)) {
+@@ -334,8 +336,10 @@ static int as3711_backlight_parse_dt(struct device *dev)
+ 			pdata->su2_fbprot = AS3711_SU2_GPIO4;
+ 			count++;
+ 		}
+-		if (count != 1)
+-			return -EINVAL;
++		if (count != 1) {
++			ret = -EINVAL;
++			goto err_put_bl;
++		}
+ 
+ 		count = 0;
+ 		if (of_find_property(bl, "su2-auto-curr1", NULL)) {
+@@ -355,11 +359,20 @@ static int as3711_backlight_parse_dt(struct device *dev)
+ 		 * At least one su2-auto-curr* must be specified iff
+ 		 * AS3711_SU2_CURR_AUTO is used
+ 		 */
+-		if (!count ^ (pdata->su2_feedback != AS3711_SU2_CURR_AUTO))
+-			return -EINVAL;
++		if (!count ^ (pdata->su2_feedback != AS3711_SU2_CURR_AUTO)) {
++			ret = -EINVAL;
++			goto err_put_bl;
++		}
+ 	}
+ 
++	of_node_put(bl);
++
+ 	return 0;
++
++err_put_bl:
++	of_node_put(bl);
++
++	return ret;
+ }
+ 
+ static int as3711_backlight_probe(struct platform_device *pdev)
+diff --git a/drivers/video/backlight/max8925_bl.c b/drivers/video/backlight/max8925_bl.c
+index 7b738d60ecc2..f3aa6088f1d9 100644
+--- a/drivers/video/backlight/max8925_bl.c
++++ b/drivers/video/backlight/max8925_bl.c
+@@ -116,7 +116,7 @@ static void max8925_backlight_dt_init(struct platform_device *pdev)
+ 	if (!pdata)
+ 		return;
+ 
+-	np = of_find_node_by_name(nproot, "backlight");
++	np = of_get_child_by_name(nproot, "backlight");
+ 	if (!np) {
+ 		dev_err(&pdev->dev, "failed to find backlight node\n");
+ 		return;
+@@ -125,6 +125,8 @@ static void max8925_backlight_dt_init(struct platform_device *pdev)
+ 	if (!of_property_read_u32(np, "maxim,max8925-dual-string", &val))
+ 		pdata->dual_string = val;
+ 
++	of_node_put(np);
++
+ 	pdev->dev.platform_data = pdata;
+ }
+ 
+diff --git a/drivers/video/backlight/tps65217_bl.c b/drivers/video/backlight/tps65217_bl.c
+index 380917c86276..762e3feed097 100644
+--- a/drivers/video/backlight/tps65217_bl.c
++++ b/drivers/video/backlight/tps65217_bl.c
+@@ -184,11 +184,11 @@ static struct tps65217_bl_pdata *
+ tps65217_bl_parse_dt(struct platform_device *pdev)
+ {
+ 	struct tps65217 *tps = dev_get_drvdata(pdev->dev.parent);
+-	struct device_node *node = of_node_get(tps->dev->of_node);
++	struct device_node *node;
+ 	struct tps65217_bl_pdata *pdata, *err;
+ 	u32 val;
+ 
+-	node = of_find_node_by_name(node, "backlight");
++	node = of_get_child_by_name(tps->dev->of_node, "backlight");
+ 	if (!node)
+ 		return ERR_PTR(-ENODEV);
+ 
+diff --git a/drivers/video/fbdev/uvesafb.c b/drivers/video/fbdev/uvesafb.c
+index 73676eb0244a..c592ca513115 100644
+--- a/drivers/video/fbdev/uvesafb.c
++++ b/drivers/video/fbdev/uvesafb.c
+@@ -1044,7 +1044,8 @@ static int uvesafb_setcmap(struct fb_cmap *cmap, struct fb_info *info)
+ 		    info->cmap.len || cmap->start < info->cmap.start)
+ 			return -EINVAL;
+ 
+-		entries = kmalloc(sizeof(*entries) * cmap->len, GFP_KERNEL);
++		entries = kmalloc_array(cmap->len, sizeof(*entries),
++					GFP_KERNEL);
+ 		if (!entries)
+ 			return -ENOMEM;
+ 
+diff --git a/drivers/virt/vboxguest/vboxguest_linux.c b/drivers/virt/vboxguest/vboxguest_linux.c
+index 398d22693234..6e2a9619192d 100644
+--- a/drivers/virt/vboxguest/vboxguest_linux.c
++++ b/drivers/virt/vboxguest/vboxguest_linux.c
+@@ -121,7 +121,9 @@ static long vbg_misc_device_ioctl(struct file *filp, unsigned int req,
+ 	if (!buf)
+ 		return -ENOMEM;
+ 
+-	if (copy_from_user(buf, (void *)arg, hdr.size_in)) {
++	*((struct vbg_ioctl_hdr *)buf) = hdr;
++	if (copy_from_user(buf + sizeof(hdr), (void *)arg + sizeof(hdr),
++			   hdr.size_in - sizeof(hdr))) {
+ 		ret = -EFAULT;
+ 		goto out;
+ 	}
+diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c
+index 80a778b02f28..caef0e0fd817 100644
+--- a/drivers/w1/w1.c
++++ b/drivers/w1/w1.c
+@@ -751,7 +751,7 @@ int w1_attach_slave_device(struct w1_master *dev, struct w1_reg_num *rn)
+ 
+ 	/* slave modules need to be loaded in a context with unlocked mutex */
+ 	mutex_unlock(&dev->mutex);
+-	request_module("w1-family-0x%02x", rn->family);
++	request_module("w1-family-0x%02X", rn->family);
+ 	mutex_lock(&dev->mutex);
+ 
+ 	spin_lock(&w1_flock);
+diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c
+index 762378f1811c..08e4af04d6f2 100644
+--- a/drivers/xen/events/events_base.c
++++ b/drivers/xen/events/events_base.c
+@@ -628,8 +628,6 @@ static void __unbind_from_irq(unsigned int irq)
+ 		xen_irq_info_cleanup(info);
+ 	}
+ 
+-	BUG_ON(info_for_irq(irq)->type == IRQT_UNBOUND);
+-
+ 	xen_free_irq(irq);
+ }
+ 
+diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
+index 775a0f2d0b45..b54a55497216 100644
+--- a/fs/btrfs/inode.c
++++ b/fs/btrfs/inode.c
+@@ -9475,6 +9475,7 @@ static int btrfs_rename_exchange(struct inode *old_dir,
+ 	u64 new_idx = 0;
+ 	u64 root_objectid;
+ 	int ret;
++	int ret2;
+ 	bool root_log_pinned = false;
+ 	bool dest_log_pinned = false;
+ 
+@@ -9671,7 +9672,8 @@ static int btrfs_rename_exchange(struct inode *old_dir,
+ 			dest_log_pinned = false;
+ 		}
+ 	}
+-	ret = btrfs_end_transaction(trans);
++	ret2 = btrfs_end_transaction(trans);
++	ret = ret ? ret : ret2;
+ out_notrans:
+ 	if (new_ino == BTRFS_FIRST_FREE_OBJECTID)
+ 		up_read(&fs_info->subvol_sem);
+diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
+index bf779461df13..2e23b953d304 100644
+--- a/fs/f2fs/checkpoint.c
++++ b/fs/f2fs/checkpoint.c
+@@ -100,8 +100,10 @@ static struct page *__get_meta_page(struct f2fs_sb_info *sbi, pgoff_t index,
+ 	 * readonly and make sure do not write checkpoint with non-uptodate
+ 	 * meta page.
+ 	 */
+-	if (unlikely(!PageUptodate(page)))
++	if (unlikely(!PageUptodate(page))) {
++		memset(page_address(page), 0, PAGE_SIZE);
+ 		f2fs_stop_checkpoint(sbi, false);
++	}
+ out:
+ 	return page;
+ }
+diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
+index e0d9e8f27ed2..f8ef04c9f69d 100644
+--- a/fs/f2fs/inode.c
++++ b/fs/f2fs/inode.c
+@@ -320,10 +320,10 @@ struct inode *f2fs_iget(struct super_block *sb, unsigned long ino)
+ make_now:
+ 	if (ino == F2FS_NODE_INO(sbi)) {
+ 		inode->i_mapping->a_ops = &f2fs_node_aops;
+-		mapping_set_gfp_mask(inode->i_mapping, GFP_F2FS_ZERO);
++		mapping_set_gfp_mask(inode->i_mapping, GFP_NOFS);
+ 	} else if (ino == F2FS_META_INO(sbi)) {
+ 		inode->i_mapping->a_ops = &f2fs_meta_aops;
+-		mapping_set_gfp_mask(inode->i_mapping, GFP_F2FS_ZERO);
++		mapping_set_gfp_mask(inode->i_mapping, GFP_NOFS);
+ 	} else if (S_ISREG(inode->i_mode)) {
+ 		inode->i_op = &f2fs_file_inode_operations;
+ 		inode->i_fop = &f2fs_file_operations;
+diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
+index 5854cc4e1d67..be8d1b16b8d1 100644
+--- a/fs/f2fs/segment.c
++++ b/fs/f2fs/segment.c
+@@ -2020,6 +2020,7 @@ static void write_current_sum_page(struct f2fs_sb_info *sbi,
+ 	struct f2fs_summary_block *dst;
+ 
+ 	dst = (struct f2fs_summary_block *)page_address(page);
++	memset(dst, 0, PAGE_SIZE);
+ 
+ 	mutex_lock(&curseg->curseg_mutex);
+ 
+@@ -3116,6 +3117,7 @@ static void write_compacted_summaries(struct f2fs_sb_info *sbi, block_t blkaddr)
+ 
+ 	page = grab_meta_page(sbi, blkaddr++);
+ 	kaddr = (unsigned char *)page_address(page);
++	memset(kaddr, 0, PAGE_SIZE);
+ 
+ 	/* Step 1: write nat cache */
+ 	seg_i = CURSEG_I(sbi, CURSEG_HOT_DATA);
+@@ -3140,6 +3142,7 @@ static void write_compacted_summaries(struct f2fs_sb_info *sbi, block_t blkaddr)
+ 			if (!page) {
+ 				page = grab_meta_page(sbi, blkaddr++);
+ 				kaddr = (unsigned char *)page_address(page);
++				memset(kaddr, 0, PAGE_SIZE);
+ 				written_size = 0;
+ 			}
+ 			summary = (struct f2fs_summary *)(kaddr + written_size);
+diff --git a/fs/f2fs/segment.h b/fs/f2fs/segment.h
+index 3325d0769723..492ad0c86fa9 100644
+--- a/fs/f2fs/segment.h
++++ b/fs/f2fs/segment.h
+@@ -375,6 +375,7 @@ static inline void seg_info_to_sit_page(struct f2fs_sb_info *sbi,
+ 	int i;
+ 
+ 	raw_sit = (struct f2fs_sit_block *)page_address(page);
++	memset(raw_sit, 0, PAGE_SIZE);
+ 	for (i = 0; i < end - start; i++) {
+ 		rs = &raw_sit->entries[i];
+ 		se = get_seg_entry(sbi, start + i);
+diff --git a/fs/fuse/control.c b/fs/fuse/control.c
+index b9ea99c5b5b3..5be0339dcceb 100644
+--- a/fs/fuse/control.c
++++ b/fs/fuse/control.c
+@@ -211,10 +211,11 @@ static struct dentry *fuse_ctl_add_dentry(struct dentry *parent,
+ 	if (!dentry)
+ 		return NULL;
+ 
+-	fc->ctl_dentry[fc->ctl_ndents++] = dentry;
+ 	inode = new_inode(fuse_control_sb);
+-	if (!inode)
++	if (!inode) {
++		dput(dentry);
+ 		return NULL;
++	}
+ 
+ 	inode->i_ino = get_next_ino();
+ 	inode->i_mode = mode;
+@@ -228,6 +229,9 @@ static struct dentry *fuse_ctl_add_dentry(struct dentry *parent,
+ 	set_nlink(inode, nlink);
+ 	inode->i_private = fc;
+ 	d_add(dentry, inode);
++
++	fc->ctl_dentry[fc->ctl_ndents++] = dentry;
++
+ 	return dentry;
+ }
+ 
+@@ -284,7 +288,10 @@ void fuse_ctl_remove_conn(struct fuse_conn *fc)
+ 	for (i = fc->ctl_ndents - 1; i >= 0; i--) {
+ 		struct dentry *dentry = fc->ctl_dentry[i];
+ 		d_inode(dentry)->i_private = NULL;
+-		d_drop(dentry);
++		if (!i) {
++			/* Get rid of submounts: */
++			d_invalidate(dentry);
++		}
+ 		dput(dentry);
+ 	}
+ 	drop_nlink(d_inode(fuse_control_sb->s_root));
+diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
+index 5d06384c2cae..ee6c9baf8158 100644
+--- a/fs/fuse/dev.c
++++ b/fs/fuse/dev.c
+@@ -381,8 +381,7 @@ static void request_end(struct fuse_conn *fc, struct fuse_req *req)
+ 		if (!fc->blocked && waitqueue_active(&fc->blocked_waitq))
+ 			wake_up(&fc->blocked_waitq);
+ 
+-		if (fc->num_background == fc->congestion_threshold &&
+-		    fc->connected && fc->sb) {
++		if (fc->num_background == fc->congestion_threshold && fc->sb) {
+ 			clear_bdi_congested(fc->sb->s_bdi, BLK_RW_SYNC);
+ 			clear_bdi_congested(fc->sb->s_bdi, BLK_RW_ASYNC);
+ 		}
+diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
+index 24967382a7b1..7a980b4462d9 100644
+--- a/fs/fuse/dir.c
++++ b/fs/fuse/dir.c
+@@ -1629,8 +1629,19 @@ int fuse_do_setattr(struct dentry *dentry, struct iattr *attr,
+ 		return err;
+ 
+ 	if (attr->ia_valid & ATTR_OPEN) {
+-		if (fc->atomic_o_trunc)
++		/* This is coming from open(..., ... | O_TRUNC); */
++		WARN_ON(!(attr->ia_valid & ATTR_SIZE));
++		WARN_ON(attr->ia_size != 0);
++		if (fc->atomic_o_trunc) {
++			/*
++			 * No need to send request to userspace, since actual
++			 * truncation has already been done by OPEN.  But still
++			 * need to truncate page cache.
++			 */
++			i_size_write(inode, 0);
++			truncate_pagecache(inode, 0);
+ 			return 0;
++		}
+ 		file = NULL;
+ 	}
+ 
+diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
+index ef309958e060..9b37cf8142b5 100644
+--- a/fs/fuse/inode.c
++++ b/fs/fuse/inode.c
+@@ -1179,6 +1179,7 @@ static int fuse_fill_super(struct super_block *sb, void *data, int silent)
+ 	fuse_dev_free(fud);
+  err_put_conn:
+ 	fuse_conn_put(fc);
++	sb->s_fs_info = NULL;
+  err_fput:
+ 	fput(file);
+  err:
+diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c
+index a50d7813e3ea..180b4b616725 100644
+--- a/fs/nfs/callback_proc.c
++++ b/fs/nfs/callback_proc.c
+@@ -420,11 +420,8 @@ validate_seqid(const struct nfs4_slot_table *tbl, const struct nfs4_slot *slot,
+ 		return htonl(NFS4ERR_SEQ_FALSE_RETRY);
+ 	}
+ 
+-	/* Wraparound */
+-	if (unlikely(slot->seq_nr == 0xFFFFFFFFU)) {
+-		if (args->csa_sequenceid == 1)
+-			return htonl(NFS4_OK);
+-	} else if (likely(args->csa_sequenceid == slot->seq_nr + 1))
++	/* Note: wraparound relies on seq_nr being of type u32 */
++	if (likely(args->csa_sequenceid == slot->seq_nr + 1))
+ 		return htonl(NFS4_OK);
+ 
+ 	/* Misordered request */
+diff --git a/fs/nfs/nfs4idmap.c b/fs/nfs/nfs4idmap.c
+index 22dc30a679a0..b6f9d84ba19b 100644
+--- a/fs/nfs/nfs4idmap.c
++++ b/fs/nfs/nfs4idmap.c
+@@ -343,7 +343,7 @@ static ssize_t nfs_idmap_lookup_name(__u32 id, const char *type, char *buf,
+ 	int id_len;
+ 	ssize_t ret;
+ 
+-	id_len = snprintf(id_str, sizeof(id_str), "%u", id);
++	id_len = nfs_map_numeric_to_string(id, id_str, sizeof(id_str));
+ 	ret = nfs_idmap_get_key(id_str, id_len, type, buf, buflen, idmap);
+ 	if (ret < 0)
+ 		return -EINVAL;
+@@ -627,7 +627,8 @@ static int nfs_idmap_read_and_verify_message(struct idmap_msg *im,
+ 		if (strcmp(upcall->im_name, im->im_name) != 0)
+ 			break;
+ 		/* Note: here we store the NUL terminator too */
+-		len = sprintf(id_str, "%d", im->im_id) + 1;
++		len = 1 + nfs_map_numeric_to_string(im->im_id, id_str,
++						    sizeof(id_str));
+ 		ret = nfs_idmap_instantiate(key, authkey, id_str, len);
+ 		break;
+ 	case IDMAP_CONV_IDTONAME:
+diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
+index b71757e85066..409acdda70dd 100644
+--- a/fs/nfs/nfs4proc.c
++++ b/fs/nfs/nfs4proc.c
+@@ -751,7 +751,7 @@ static int nfs41_sequence_process(struct rpc_task *task,
+ 		 * The slot id we used was probably retired. Try again
+ 		 * using a different slot id.
+ 		 */
+-		if (slot->seq_nr < slot->table->target_highest_slotid)
++		if (slot->slot_nr < slot->table->target_highest_slotid)
+ 			goto session_recover;
+ 		goto retry_nowait;
+ 	case -NFS4ERR_SEQ_MISORDERED:
+diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
+index 1d048dd95464..cfe535c286c3 100644
+--- a/fs/nfsd/nfs4xdr.c
++++ b/fs/nfsd/nfs4xdr.c
+@@ -3651,7 +3651,8 @@ nfsd4_encode_readdir(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4
+ 		nfserr = nfserr_resource;
+ 		goto err_no_verf;
+ 	}
+-	maxcount = min_t(u32, readdir->rd_maxcount, INT_MAX);
++	maxcount = svc_max_payload(resp->rqstp);
++	maxcount = min_t(u32, readdir->rd_maxcount, maxcount);
+ 	/*
+ 	 * Note the rfc defines rd_maxcount as the size of the
+ 	 * READDIR4resok structure, which includes the verifier above
+@@ -3665,7 +3666,7 @@ nfsd4_encode_readdir(struct nfsd4_compoundres *resp, __be32 nfserr, struct nfsd4
+ 
+ 	/* RFC 3530 14.2.24 allows us to ignore dircount when it's 0: */
+ 	if (!readdir->rd_dircount)
+-		readdir->rd_dircount = INT_MAX;
++		readdir->rd_dircount = svc_max_payload(resp->rqstp);
+ 
+ 	readdir->xdr = xdr;
+ 	readdir->rd_maxcount = maxcount;
+diff --git a/fs/ubifs/journal.c b/fs/ubifs/journal.c
+index 04c4ec6483e5..8ae1cd8611cc 100644
+--- a/fs/ubifs/journal.c
++++ b/fs/ubifs/journal.c
+@@ -1283,10 +1283,11 @@ static int truncate_data_node(const struct ubifs_info *c, const struct inode *in
+ 			      int *new_len)
+ {
+ 	void *buf;
+-	int err, dlen, compr_type, out_len, old_dlen;
++	int err, compr_type;
++	u32 dlen, out_len, old_dlen;
+ 
+ 	out_len = le32_to_cpu(dn->size);
+-	buf = kmalloc(out_len * WORST_COMPR_FACTOR, GFP_NOFS);
++	buf = kmalloc_array(out_len, WORST_COMPR_FACTOR, GFP_NOFS);
+ 	if (!buf)
+ 		return -ENOMEM;
+ 
+diff --git a/fs/udf/directory.c b/fs/udf/directory.c
+index 0a98a2369738..3835f983cc99 100644
+--- a/fs/udf/directory.c
++++ b/fs/udf/directory.c
+@@ -152,6 +152,9 @@ struct fileIdentDesc *udf_fileident_read(struct inode *dir, loff_t *nf_pos,
+ 			       sizeof(struct fileIdentDesc));
+ 		}
+ 	}
++	/* Got last entry outside of dir size - fs is corrupted! */
++	if (*nf_pos > dir->i_size)
++		return NULL;
+ 	return fi;
+ }
+ 
+diff --git a/include/dt-bindings/clock/aspeed-clock.h b/include/dt-bindings/clock/aspeed-clock.h
+index d3558d897a4d..8d69b9134bef 100644
+--- a/include/dt-bindings/clock/aspeed-clock.h
++++ b/include/dt-bindings/clock/aspeed-clock.h
+@@ -45,7 +45,7 @@
+ #define ASPEED_RESET_JTAG_MASTER	3
+ #define ASPEED_RESET_MIC		4
+ #define ASPEED_RESET_PWM		5
+-#define ASPEED_RESET_PCIVGA		6
++#define ASPEED_RESET_PECI		6
+ #define ASPEED_RESET_I2C		7
+ #define ASPEED_RESET_AHB		8
+ 
+diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
+index 5c4eee043191..7d047465dfc2 100644
+--- a/include/linux/blkdev.h
++++ b/include/linux/blkdev.h
+@@ -1124,8 +1124,8 @@ static inline unsigned int blk_max_size_offset(struct request_queue *q,
+ 	if (!q->limits.chunk_sectors)
+ 		return q->limits.max_sectors;
+ 
+-	return q->limits.chunk_sectors -
+-			(offset & (q->limits.chunk_sectors - 1));
++	return min(q->limits.max_sectors, (unsigned int)(q->limits.chunk_sectors -
++			(offset & (q->limits.chunk_sectors - 1))));
+ }
+ 
+ static inline unsigned int blk_rq_get_max_sectors(struct request *rq,
+diff --git a/include/linux/compiler.h b/include/linux/compiler.h
+index ab4711c63601..42506e4d1f53 100644
+--- a/include/linux/compiler.h
++++ b/include/linux/compiler.h
+@@ -21,7 +21,7 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val,
+ #define unlikely_notrace(x)	__builtin_expect(!!(x), 0)
+ 
+ #define __branch_check__(x, expect, is_constant) ({			\
+-			int ______r;					\
++			long ______r;					\
+ 			static struct ftrace_likely_data		\
+ 				__attribute__((__aligned__(4)))		\
+ 				__attribute__((section("_ftrace_annotated_branch"))) \
+diff --git a/include/linux/memory.h b/include/linux/memory.h
+index 31ca3e28b0eb..a6ddefc60517 100644
+--- a/include/linux/memory.h
++++ b/include/linux/memory.h
+@@ -38,6 +38,7 @@ struct memory_block {
+ 
+ int arch_get_memory_phys_device(unsigned long start_pfn);
+ unsigned long memory_block_size_bytes(void);
++int set_memory_block_size_order(unsigned int order);
+ 
+ /* These states are exposed to userspace as text strings in sysfs */
+ #define	MEM_ONLINE		(1<<0) /* exposed to userspace */
+diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h
+index 3773e26c08c1..bb93a6c693e3 100644
+--- a/include/linux/slub_def.h
++++ b/include/linux/slub_def.h
+@@ -156,8 +156,12 @@ struct kmem_cache {
+ 
+ #ifdef CONFIG_SYSFS
+ #define SLAB_SUPPORTS_SYSFS
++void sysfs_slab_unlink(struct kmem_cache *);
+ void sysfs_slab_release(struct kmem_cache *);
+ #else
++static inline void sysfs_slab_unlink(struct kmem_cache *s)
++{
++}
+ static inline void sysfs_slab_release(struct kmem_cache *s)
+ {
+ }
+diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
+index 9fc8a825aa28..ba015efb5312 100644
+--- a/include/rdma/ib_verbs.h
++++ b/include/rdma/ib_verbs.h
+@@ -3310,11 +3310,14 @@ int ib_process_cq_direct(struct ib_cq *cq, int budget);
+  *
+  * Users can examine the cq structure to determine the actual CQ size.
+  */
+-struct ib_cq *ib_create_cq(struct ib_device *device,
+-			   ib_comp_handler comp_handler,
+-			   void (*event_handler)(struct ib_event *, void *),
+-			   void *cq_context,
+-			   const struct ib_cq_init_attr *cq_attr);
++struct ib_cq *__ib_create_cq(struct ib_device *device,
++			     ib_comp_handler comp_handler,
++			     void (*event_handler)(struct ib_event *, void *),
++			     void *cq_context,
++			     const struct ib_cq_init_attr *cq_attr,
++			     const char *caller);
++#define ib_create_cq(device, cmp_hndlr, evt_hndlr, cq_ctxt, cq_attr) \
++	__ib_create_cq((device), (cmp_hndlr), (evt_hndlr), (cq_ctxt), (cq_attr), KBUILD_MODNAME)
+ 
+ /**
+  * ib_resize_cq - Modifies the capacity of the CQ.
+@@ -3734,6 +3737,20 @@ static inline int ib_check_mr_access(int flags)
+ 	return 0;
+ }
+ 
++static inline bool ib_access_writable(int access_flags)
++{
++	/*
++	 * We have writable memory backing the MR if any of the following
++	 * access flags are set.  "Local write" and "remote write" obviously
++	 * require write access.  "Remote atomic" can do things like fetch and
++	 * add, which will modify memory, and "MW bind" can change permissions
++	 * by binding a window.
++	 */
++	return access_flags &
++		(IB_ACCESS_LOCAL_WRITE   | IB_ACCESS_REMOTE_WRITE |
++		 IB_ACCESS_REMOTE_ATOMIC | IB_ACCESS_MW_BIND);
++}
++
+ /**
+  * ib_check_mr_status: lightweight check of MR status.
+  *     This routine may provide status checks on a selected
+diff --git a/include/rdma/rdma_vt.h b/include/rdma/rdma_vt.h
+index 3f4c187e435d..eec495e68823 100644
+--- a/include/rdma/rdma_vt.h
++++ b/include/rdma/rdma_vt.h
+@@ -402,7 +402,7 @@ struct rvt_dev_info {
+ 	spinlock_t pending_lock; /* protect pending mmap list */
+ 
+ 	/* CQ */
+-	struct kthread_worker *worker; /* per device cq worker */
++	struct kthread_worker __rcu *worker; /* per device cq worker */
+ 	u32 n_cqs_allocated;    /* number of CQs allocated for device */
+ 	spinlock_t n_cqs_lock; /* protect count of in use cqs */
+ 
+diff --git a/kernel/locking/rwsem.c b/kernel/locking/rwsem.c
+index bc1e507be9ff..776308d2fa9e 100644
+--- a/kernel/locking/rwsem.c
++++ b/kernel/locking/rwsem.c
+@@ -181,6 +181,7 @@ void down_read_non_owner(struct rw_semaphore *sem)
+ 	might_sleep();
+ 
+ 	__down_read(sem);
++	rwsem_set_reader_owned(sem);
+ }
+ 
+ EXPORT_SYMBOL(down_read_non_owner);
+diff --git a/kernel/printk/printk_safe.c b/kernel/printk/printk_safe.c
+index 3e3c2004bb23..449d67edfa4b 100644
+--- a/kernel/printk/printk_safe.c
++++ b/kernel/printk/printk_safe.c
+@@ -82,6 +82,7 @@ static __printf(2, 0) int printk_safe_log_store(struct printk_safe_seq_buf *s,
+ {
+ 	int add;
+ 	size_t len;
++	va_list ap;
+ 
+ again:
+ 	len = atomic_read(&s->len);
+@@ -100,7 +101,9 @@ static __printf(2, 0) int printk_safe_log_store(struct printk_safe_seq_buf *s,
+ 	if (!len)
+ 		smp_rmb();
+ 
+-	add = vscnprintf(s->buffer + len, sizeof(s->buffer) - len, fmt, args);
++	va_copy(ap, args);
++	add = vscnprintf(s->buffer + len, sizeof(s->buffer) - len, fmt, ap);
++	va_end(ap);
+ 	if (!add)
+ 		return 0;
+ 
+diff --git a/kernel/softirq.c b/kernel/softirq.c
+index 177de3640c78..8a040bcaa033 100644
+--- a/kernel/softirq.c
++++ b/kernel/softirq.c
+@@ -139,9 +139,13 @@ static void __local_bh_enable(unsigned int cnt)
+ {
+ 	lockdep_assert_irqs_disabled();
+ 
++	if (preempt_count() == cnt)
++		trace_preempt_on(CALLER_ADDR0, get_lock_parent_ip());
++
+ 	if (softirq_count() == (cnt & SOFTIRQ_MASK))
+ 		trace_softirqs_on(_RET_IP_);
+-	preempt_count_sub(cnt);
++
++	__preempt_count_sub(cnt);
+ }
+ 
+ /*
+diff --git a/kernel/time/time.c b/kernel/time/time.c
+index 3044d48ebe56..e8127f4e9e66 100644
+--- a/kernel/time/time.c
++++ b/kernel/time/time.c
+@@ -28,6 +28,7 @@
+  */
+ 
+ #include <linux/export.h>
++#include <linux/kernel.h>
+ #include <linux/timex.h>
+ #include <linux/capability.h>
+ #include <linux/timekeeper_internal.h>
+@@ -314,9 +315,10 @@ unsigned int jiffies_to_msecs(const unsigned long j)
+ 	return (j + (HZ / MSEC_PER_SEC) - 1)/(HZ / MSEC_PER_SEC);
+ #else
+ # if BITS_PER_LONG == 32
+-	return (HZ_TO_MSEC_MUL32 * j) >> HZ_TO_MSEC_SHR32;
++	return (HZ_TO_MSEC_MUL32 * j + (1ULL << HZ_TO_MSEC_SHR32) - 1) >>
++	       HZ_TO_MSEC_SHR32;
+ # else
+-	return (j * HZ_TO_MSEC_NUM) / HZ_TO_MSEC_DEN;
++	return DIV_ROUND_UP(j * HZ_TO_MSEC_NUM, HZ_TO_MSEC_DEN);
+ # endif
+ #endif
+ }
+diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c
+index 7d306b74230f..c44f74daefbf 100644
+--- a/kernel/trace/trace_events_filter.c
++++ b/kernel/trace/trace_events_filter.c
+@@ -78,7 +78,8 @@ static const char * ops[] = { OPS };
+ 	C(TOO_MANY_PREDS,	"Too many terms in predicate expression"), \
+ 	C(INVALID_FILTER,	"Meaningless filter expression"),	\
+ 	C(IP_FIELD_ONLY,	"Only 'ip' field is supported for function trace"), \
+-	C(INVALID_VALUE,	"Invalid value (did you forget quotes)?"),
++	C(INVALID_VALUE,	"Invalid value (did you forget quotes)?"), \
++	C(NO_FILTER,		"No filter found"),
+ 
+ #undef C
+ #define C(a, b)		FILT_ERR_##a
+@@ -550,6 +551,13 @@ predicate_parse(const char *str, int nr_parens, int nr_preds,
+ 		goto out_free;
+ 	}
+ 
++	if (!N) {
++		/* No program? */
++		ret = -EINVAL;
++		parse_error(pe, FILT_ERR_NO_FILTER, ptr - str);
++		goto out_free;
++	}
++
+ 	prog[N].pred = NULL;					/* #13 */
+ 	prog[N].target = 1;		/* TRUE */
+ 	prog[N+1].pred = NULL;
+diff --git a/lib/Kconfig.kasan b/lib/Kconfig.kasan
+index 3d35d062970d..c253c1b46c6b 100644
+--- a/lib/Kconfig.kasan
++++ b/lib/Kconfig.kasan
+@@ -6,6 +6,7 @@ if HAVE_ARCH_KASAN
+ config KASAN
+ 	bool "KASan: runtime memory debugger"
+ 	depends on SLUB || (SLAB && !DEBUG_SLAB)
++	select SLUB_DEBUG if SLUB
+ 	select CONSTRUCTORS
+ 	select STACKDEPOT
+ 	help
+diff --git a/lib/vsprintf.c b/lib/vsprintf.c
+index 23920c5ff728..91320e5bfd5b 100644
+--- a/lib/vsprintf.c
++++ b/lib/vsprintf.c
+@@ -1456,9 +1456,6 @@ char *clock(char *buf, char *end, struct clk *clk, struct printf_spec spec,
+ 		return string(buf, end, NULL, spec);
+ 
+ 	switch (fmt[1]) {
+-	case 'r':
+-		return number(buf, end, clk_get_rate(clk), spec);
+-
+ 	case 'n':
+ 	default:
+ #ifdef CONFIG_COMMON_CLK
+diff --git a/mm/gup.c b/mm/gup.c
+index 541904a7c60f..3d8472d48a0b 100644
+--- a/mm/gup.c
++++ b/mm/gup.c
+@@ -1459,32 +1459,48 @@ static int __gup_device_huge(unsigned long pfn, unsigned long addr,
+ 	return 1;
+ }
+ 
+-static int __gup_device_huge_pmd(pmd_t pmd, unsigned long addr,
++static int __gup_device_huge_pmd(pmd_t orig, pmd_t *pmdp, unsigned long addr,
+ 		unsigned long end, struct page **pages, int *nr)
+ {
+ 	unsigned long fault_pfn;
++	int nr_start = *nr;
++
++	fault_pfn = pmd_pfn(orig) + ((addr & ~PMD_MASK) >> PAGE_SHIFT);
++	if (!__gup_device_huge(fault_pfn, addr, end, pages, nr))
++		return 0;
+ 
+-	fault_pfn = pmd_pfn(pmd) + ((addr & ~PMD_MASK) >> PAGE_SHIFT);
+-	return __gup_device_huge(fault_pfn, addr, end, pages, nr);
++	if (unlikely(pmd_val(orig) != pmd_val(*pmdp))) {
++		undo_dev_pagemap(nr, nr_start, pages);
++		return 0;
++	}
++	return 1;
+ }
+ 
+-static int __gup_device_huge_pud(pud_t pud, unsigned long addr,
++static int __gup_device_huge_pud(pud_t orig, pud_t *pudp, unsigned long addr,
+ 		unsigned long end, struct page **pages, int *nr)
+ {
+ 	unsigned long fault_pfn;
++	int nr_start = *nr;
++
++	fault_pfn = pud_pfn(orig) + ((addr & ~PUD_MASK) >> PAGE_SHIFT);
++	if (!__gup_device_huge(fault_pfn, addr, end, pages, nr))
++		return 0;
+ 
+-	fault_pfn = pud_pfn(pud) + ((addr & ~PUD_MASK) >> PAGE_SHIFT);
+-	return __gup_device_huge(fault_pfn, addr, end, pages, nr);
++	if (unlikely(pud_val(orig) != pud_val(*pudp))) {
++		undo_dev_pagemap(nr, nr_start, pages);
++		return 0;
++	}
++	return 1;
+ }
+ #else
+-static int __gup_device_huge_pmd(pmd_t pmd, unsigned long addr,
++static int __gup_device_huge_pmd(pmd_t orig, pmd_t *pmdp, unsigned long addr,
+ 		unsigned long end, struct page **pages, int *nr)
+ {
+ 	BUILD_BUG();
+ 	return 0;
+ }
+ 
+-static int __gup_device_huge_pud(pud_t pud, unsigned long addr,
++static int __gup_device_huge_pud(pud_t pud, pud_t *pudp, unsigned long addr,
+ 		unsigned long end, struct page **pages, int *nr)
+ {
+ 	BUILD_BUG();
+@@ -1502,7 +1518,7 @@ static int gup_huge_pmd(pmd_t orig, pmd_t *pmdp, unsigned long addr,
+ 		return 0;
+ 
+ 	if (pmd_devmap(orig))
+-		return __gup_device_huge_pmd(orig, addr, end, pages, nr);
++		return __gup_device_huge_pmd(orig, pmdp, addr, end, pages, nr);
+ 
+ 	refs = 0;
+ 	page = pmd_page(orig) + ((addr & ~PMD_MASK) >> PAGE_SHIFT);
+@@ -1540,7 +1556,7 @@ static int gup_huge_pud(pud_t orig, pud_t *pudp, unsigned long addr,
+ 		return 0;
+ 
+ 	if (pud_devmap(orig))
+-		return __gup_device_huge_pud(orig, addr, end, pages, nr);
++		return __gup_device_huge_pud(orig, pudp, addr, end, pages, nr);
+ 
+ 	refs = 0;
+ 	page = pud_page(orig) + ((addr & ~PUD_MASK) >> PAGE_SHIFT);
+diff --git a/mm/ksm.c b/mm/ksm.c
+index e3cbf9a92f3c..e6a9640580fc 100644
+--- a/mm/ksm.c
++++ b/mm/ksm.c
+@@ -199,6 +199,8 @@ struct rmap_item {
+ #define SEQNR_MASK	0x0ff	/* low bits of unstable tree seqnr */
+ #define UNSTABLE_FLAG	0x100	/* is a node of the unstable tree */
+ #define STABLE_FLAG	0x200	/* is listed from the stable tree */
++#define KSM_FLAG_MASK	(SEQNR_MASK|UNSTABLE_FLAG|STABLE_FLAG)
++				/* to mask all the flags */
+ 
+ /* The stable and unstable tree heads */
+ static struct rb_root one_stable_tree[1] = { RB_ROOT };
+@@ -2570,10 +2572,15 @@ void rmap_walk_ksm(struct page *page, struct rmap_walk_control *rwc)
+ 		anon_vma_lock_read(anon_vma);
+ 		anon_vma_interval_tree_foreach(vmac, &anon_vma->rb_root,
+ 					       0, ULONG_MAX) {
++			unsigned long addr;
++
+ 			cond_resched();
+ 			vma = vmac->vma;
+-			if (rmap_item->address < vma->vm_start ||
+-			    rmap_item->address >= vma->vm_end)
++
++			/* Ignore the stable/unstable/sqnr flags */
++			addr = rmap_item->address & ~KSM_FLAG_MASK;
++
++			if (addr < vma->vm_start || addr >= vma->vm_end)
+ 				continue;
+ 			/*
+ 			 * Initially we examine only the vma which covers this
+@@ -2587,8 +2594,7 @@ void rmap_walk_ksm(struct page *page, struct rmap_walk_control *rwc)
+ 			if (rwc->invalid_vma && rwc->invalid_vma(vma, rwc->arg))
+ 				continue;
+ 
+-			if (!rwc->rmap_one(page, vma,
+-					rmap_item->address, rwc->arg)) {
++			if (!rwc->rmap_one(page, vma, addr, rwc->arg)) {
+ 				anon_vma_unlock_read(anon_vma);
+ 				return;
+ 			}
+diff --git a/mm/slab_common.c b/mm/slab_common.c
+index 98dcdc352062..65408ced18f1 100644
+--- a/mm/slab_common.c
++++ b/mm/slab_common.c
+@@ -566,10 +566,14 @@ static int shutdown_cache(struct kmem_cache *s)
+ 	list_del(&s->list);
+ 
+ 	if (s->flags & SLAB_TYPESAFE_BY_RCU) {
++#ifdef SLAB_SUPPORTS_SYSFS
++		sysfs_slab_unlink(s);
++#endif
+ 		list_add_tail(&s->list, &slab_caches_to_rcu_destroy);
+ 		schedule_work(&slab_caches_to_rcu_destroy_work);
+ 	} else {
+ #ifdef SLAB_SUPPORTS_SYSFS
++		sysfs_slab_unlink(s);
+ 		sysfs_slab_release(s);
+ #else
+ 		slab_kmem_cache_release(s);
+diff --git a/mm/slub.c b/mm/slub.c
+index 44aa7847324a..613c8dc2f409 100644
+--- a/mm/slub.c
++++ b/mm/slub.c
+@@ -5714,7 +5714,6 @@ static void sysfs_slab_remove_workfn(struct work_struct *work)
+ 	kset_unregister(s->memcg_kset);
+ #endif
+ 	kobject_uevent(&s->kobj, KOBJ_REMOVE);
+-	kobject_del(&s->kobj);
+ out:
+ 	kobject_put(&s->kobj);
+ }
+@@ -5799,6 +5798,12 @@ static void sysfs_slab_remove(struct kmem_cache *s)
+ 	schedule_work(&s->kobj_remove_work);
+ }
+ 
++void sysfs_slab_unlink(struct kmem_cache *s)
++{
++	if (slab_state >= FULL)
++		kobject_del(&s->kobj);
++}
++
+ void sysfs_slab_release(struct kmem_cache *s)
+ {
+ 	if (slab_state >= FULL)
+diff --git a/net/sunrpc/xprtrdma/rpc_rdma.c b/net/sunrpc/xprtrdma/rpc_rdma.c
+index e8adad33d0bb..8e531ac9bc87 100644
+--- a/net/sunrpc/xprtrdma/rpc_rdma.c
++++ b/net/sunrpc/xprtrdma/rpc_rdma.c
+@@ -230,7 +230,7 @@ rpcrdma_convert_iovs(struct rpcrdma_xprt *r_xprt, struct xdr_buf *xdrbuf,
+ 			 */
+ 			*ppages = alloc_page(GFP_ATOMIC);
+ 			if (!*ppages)
+-				return -EAGAIN;
++				return -ENOBUFS;
+ 		}
+ 		seg->mr_page = *ppages;
+ 		seg->mr_offset = (char *)page_base;
+diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c
+index 245160373dab..cbf227d12c2b 100644
+--- a/security/selinux/selinuxfs.c
++++ b/security/selinux/selinuxfs.c
+@@ -435,22 +435,16 @@ static int sel_release_policy(struct inode *inode, struct file *filp)
+ static ssize_t sel_read_policy(struct file *filp, char __user *buf,
+ 			       size_t count, loff_t *ppos)
+ {
+-	struct selinux_fs_info *fsi = file_inode(filp)->i_sb->s_fs_info;
+ 	struct policy_load_memory *plm = filp->private_data;
+ 	int ret;
+ 
+-	mutex_lock(&fsi->mutex);
+-
+ 	ret = avc_has_perm(&selinux_state,
+ 			   current_sid(), SECINITSID_SECURITY,
+ 			  SECCLASS_SECURITY, SECURITY__READ_POLICY, NULL);
+ 	if (ret)
+-		goto out;
++		return ret;
+ 
+-	ret = simple_read_from_buffer(buf, count, ppos, plm->data, plm->len);
+-out:
+-	mutex_unlock(&fsi->mutex);
+-	return ret;
++	return simple_read_from_buffer(buf, count, ppos, plm->data, plm->len);
+ }
+ 
+ static int sel_mmap_policy_fault(struct vm_fault *vmf)
+@@ -1182,25 +1176,29 @@ static ssize_t sel_read_bool(struct file *filep, char __user *buf,
+ 	ret = -EINVAL;
+ 	if (index >= fsi->bool_num || strcmp(name,
+ 					     fsi->bool_pending_names[index]))
+-		goto out;
++		goto out_unlock;
+ 
+ 	ret = -ENOMEM;
+ 	page = (char *)get_zeroed_page(GFP_KERNEL);
+ 	if (!page)
+-		goto out;
++		goto out_unlock;
+ 
+ 	cur_enforcing = security_get_bool_value(fsi->state, index);
+ 	if (cur_enforcing < 0) {
+ 		ret = cur_enforcing;
+-		goto out;
++		goto out_unlock;
+ 	}
+ 	length = scnprintf(page, PAGE_SIZE, "%d %d", cur_enforcing,
+ 			  fsi->bool_pending_values[index]);
+-	ret = simple_read_from_buffer(buf, count, ppos, page, length);
+-out:
+ 	mutex_unlock(&fsi->mutex);
++	ret = simple_read_from_buffer(buf, count, ppos, page, length);
++out_free:
+ 	free_page((unsigned long)page);
+ 	return ret;
++
++out_unlock:
++	mutex_unlock(&fsi->mutex);
++	goto out_free;
+ }
+ 
+ static ssize_t sel_write_bool(struct file *filep, const char __user *buf,
+@@ -1213,6 +1211,17 @@ static ssize_t sel_write_bool(struct file *filep, const char __user *buf,
+ 	unsigned index = file_inode(filep)->i_ino & SEL_INO_MASK;
+ 	const char *name = filep->f_path.dentry->d_name.name;
+ 
++	if (count >= PAGE_SIZE)
++		return -ENOMEM;
++
++	/* No partial writes. */
++	if (*ppos != 0)
++		return -EINVAL;
++
++	page = memdup_user_nul(buf, count);
++	if (IS_ERR(page))
++		return PTR_ERR(page);
++
+ 	mutex_lock(&fsi->mutex);
+ 
+ 	length = avc_has_perm(&selinux_state,
+@@ -1227,22 +1236,6 @@ static ssize_t sel_write_bool(struct file *filep, const char __user *buf,
+ 					     fsi->bool_pending_names[index]))
+ 		goto out;
+ 
+-	length = -ENOMEM;
+-	if (count >= PAGE_SIZE)
+-		goto out;
+-
+-	/* No partial writes. */
+-	length = -EINVAL;
+-	if (*ppos != 0)
+-		goto out;
+-
+-	page = memdup_user_nul(buf, count);
+-	if (IS_ERR(page)) {
+-		length = PTR_ERR(page);
+-		page = NULL;
+-		goto out;
+-	}
+-
+ 	length = -EINVAL;
+ 	if (sscanf(page, "%d", &new_value) != 1)
+ 		goto out;
+@@ -1274,6 +1267,17 @@ static ssize_t sel_commit_bools_write(struct file *filep,
+ 	ssize_t length;
+ 	int new_value;
+ 
++	if (count >= PAGE_SIZE)
++		return -ENOMEM;
++
++	/* No partial writes. */
++	if (*ppos != 0)
++		return -EINVAL;
++
++	page = memdup_user_nul(buf, count);
++	if (IS_ERR(page))
++		return PTR_ERR(page);
++
+ 	mutex_lock(&fsi->mutex);
+ 
+ 	length = avc_has_perm(&selinux_state,
+@@ -1283,22 +1287,6 @@ static ssize_t sel_commit_bools_write(struct file *filep,
+ 	if (length)
+ 		goto out;
+ 
+-	length = -ENOMEM;
+-	if (count >= PAGE_SIZE)
+-		goto out;
+-
+-	/* No partial writes. */
+-	length = -EINVAL;
+-	if (*ppos != 0)
+-		goto out;
+-
+-	page = memdup_user_nul(buf, count);
+-	if (IS_ERR(page)) {
+-		length = PTR_ERR(page);
+-		page = NULL;
+-		goto out;
+-	}
+-
+ 	length = -EINVAL;
+ 	if (sscanf(page, "%d", &new_value) != 1)
+ 		goto out;
+diff --git a/sound/core/timer.c b/sound/core/timer.c
+index 0ddcae495838..e9e73edb4bd8 100644
+--- a/sound/core/timer.c
++++ b/sound/core/timer.c
+@@ -1517,7 +1517,7 @@ static int snd_timer_user_next_device(struct snd_timer_id __user *_tid)
+ 				} else {
+ 					if (id.subdevice < 0)
+ 						id.subdevice = 0;
+-					else
++					else if (id.subdevice < INT_MAX)
+ 						id.subdevice++;
+ 				}
+ 			}
+diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
+index 5bc3a7468e17..4d26bb010ddf 100644
+--- a/sound/pci/hda/hda_codec.c
++++ b/sound/pci/hda/hda_codec.c
+@@ -2887,8 +2887,9 @@ static int hda_codec_runtime_suspend(struct device *dev)
+ 	list_for_each_entry(pcm, &codec->pcm_list_head, list)
+ 		snd_pcm_suspend_all(pcm->pcm);
+ 	state = hda_call_codec_suspend(codec);
+-	if (codec_has_clkstop(codec) && codec_has_epss(codec) &&
+-	    (state & AC_PWRST_CLK_STOP_OK))
++	if (codec->link_down_at_suspend ||
++	    (codec_has_clkstop(codec) && codec_has_epss(codec) &&
++	     (state & AC_PWRST_CLK_STOP_OK)))
+ 		snd_hdac_codec_link_down(&codec->core);
+ 	snd_hdac_link_power(&codec->core, false);
+ 	return 0;
+diff --git a/sound/pci/hda/hda_codec.h b/sound/pci/hda/hda_codec.h
+index 681c360f29f9..a8b1b31f161c 100644
+--- a/sound/pci/hda/hda_codec.h
++++ b/sound/pci/hda/hda_codec.h
+@@ -258,6 +258,7 @@ struct hda_codec {
+ 	unsigned int power_save_node:1; /* advanced PM for each widget */
+ 	unsigned int auto_runtime_pm:1; /* enable automatic codec runtime pm */
+ 	unsigned int force_pin_prefix:1; /* Add location prefix */
++	unsigned int link_down_at_suspend:1; /* link down at runtime suspend */
+ #ifdef CONFIG_PM
+ 	unsigned long power_on_acct;
+ 	unsigned long power_off_acct;
+diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
+index 7d7eb1354eee..ed39a77f9253 100644
+--- a/sound/pci/hda/patch_hdmi.c
++++ b/sound/pci/hda/patch_hdmi.c
+@@ -3741,6 +3741,11 @@ static int patch_atihdmi(struct hda_codec *codec)
+ 
+ 	spec->chmap.channels_max = max(spec->chmap.channels_max, 8u);
+ 
++	/* AMD GPUs have neither EPSS nor CLKSTOP bits, hence preventing
++	 * the link-down as is.  Tell the core to allow it.
++	 */
++	codec->link_down_at_suspend = 1;
++
+ 	return 0;
+ }
+ 
+diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
+index 06c2c80a045b..cb9a977bf188 100644
+--- a/sound/pci/hda/patch_realtek.c
++++ b/sound/pci/hda/patch_realtek.c
+@@ -2542,6 +2542,7 @@ static const struct snd_pci_quirk alc262_fixup_tbl[] = {
+ 	SND_PCI_QUIRK(0x10cf, 0x1397, "Fujitsu Lifebook S7110", ALC262_FIXUP_FSC_S7110),
+ 	SND_PCI_QUIRK(0x10cf, 0x142d, "Fujitsu Lifebook E8410", ALC262_FIXUP_BENQ),
+ 	SND_PCI_QUIRK(0x10f1, 0x2915, "Tyan Thunder n6650W", ALC262_FIXUP_TYAN),
++	SND_PCI_QUIRK(0x1734, 0x1141, "FSC ESPRIMO U9210", ALC262_FIXUP_FSC_H270),
+ 	SND_PCI_QUIRK(0x1734, 0x1147, "FSC Celsius H270", ALC262_FIXUP_FSC_H270),
+ 	SND_PCI_QUIRK(0x17aa, 0x384e, "Lenovo 3000", ALC262_FIXUP_LENOVO_3000),
+ 	SND_PCI_QUIRK(0x17ff, 0x0560, "Benq ED8", ALC262_FIXUP_BENQ),
+@@ -4985,7 +4986,6 @@ static void alc_fixup_tpt440_dock(struct hda_codec *codec,
+ 	struct alc_spec *spec = codec->spec;
+ 
+ 	if (action == HDA_FIXUP_ACT_PRE_PROBE) {
+-		spec->shutup = alc_no_shutup; /* reduce click noise */
+ 		spec->reboot_notify = alc_d3_at_reboot; /* reduce noise */
+ 		spec->parse_flags = HDA_PINCFG_NO_HP_FIXUP;
+ 		codec->power_save_node = 0; /* avoid click noises */
+@@ -5384,6 +5384,13 @@ static void alc274_fixup_bind_dacs(struct hda_codec *codec,
+ /* for hda_fixup_thinkpad_acpi() */
+ #include "thinkpad_helper.c"
+ 
++static void alc_fixup_thinkpad_acpi(struct hda_codec *codec,
++				    const struct hda_fixup *fix, int action)
++{
++	alc_fixup_no_shutup(codec, fix, action); /* reduce click noise */
++	hda_fixup_thinkpad_acpi(codec, fix, action);
++}
++
+ /* for dell wmi mic mute led */
+ #include "dell_wmi_helper.c"
+ 
+@@ -5927,7 +5934,7 @@ static const struct hda_fixup alc269_fixups[] = {
+ 	},
+ 	[ALC269_FIXUP_THINKPAD_ACPI] = {
+ 		.type = HDA_FIXUP_FUNC,
+-		.v.func = hda_fixup_thinkpad_acpi,
++		.v.func = alc_fixup_thinkpad_acpi,
+ 		.chained = true,
+ 		.chain_id = ALC269_FIXUP_SKU_IGNORE,
+ 	},
+@@ -6577,8 +6584,9 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
+ 	SND_PCI_QUIRK(0x17aa, 0x30bb, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY),
+ 	SND_PCI_QUIRK(0x17aa, 0x30e2, "ThinkCentre AIO", ALC233_FIXUP_LENOVO_LINE2_MIC_HOTKEY),
+ 	SND_PCI_QUIRK(0x17aa, 0x310c, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
++	SND_PCI_QUIRK(0x17aa, 0x312a, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
+ 	SND_PCI_QUIRK(0x17aa, 0x312f, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
+-	SND_PCI_QUIRK(0x17aa, 0x3138, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
++	SND_PCI_QUIRK(0x17aa, 0x3136, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
+ 	SND_PCI_QUIRK(0x17aa, 0x313c, "ThinkCentre Station", ALC294_FIXUP_LENOVO_MIC_LOCATION),
+ 	SND_PCI_QUIRK(0x17aa, 0x3902, "Lenovo E50-80", ALC269_FIXUP_DMIC_THINKPAD_ACPI),
+ 	SND_PCI_QUIRK(0x17aa, 0x3977, "IdeaPad S210", ALC283_FIXUP_INT_MIC),
+@@ -6756,6 +6764,12 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
+ 		{0x14, 0x90170110},
+ 		{0x19, 0x02a11030},
+ 		{0x21, 0x02211020}),
++	SND_HDA_PIN_QUIRK(0x10ec0235, 0x17aa, "Lenovo", ALC294_FIXUP_LENOVO_MIC_LOCATION,
++		{0x14, 0x90170110},
++		{0x19, 0x02a11030},
++		{0x1a, 0x02a11040},
++		{0x1b, 0x01014020},
++		{0x21, 0x0221101f}),
+ 	SND_HDA_PIN_QUIRK(0x10ec0236, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
+ 		{0x12, 0x90a60140},
+ 		{0x14, 0x90170110},
+diff --git a/sound/soc/cirrus/edb93xx.c b/sound/soc/cirrus/edb93xx.c
+index c53bd6f2c2d7..3d011abaa266 100644
+--- a/sound/soc/cirrus/edb93xx.c
++++ b/sound/soc/cirrus/edb93xx.c
+@@ -67,7 +67,7 @@ static struct snd_soc_dai_link edb93xx_dai = {
+ 	.cpu_dai_name	= "ep93xx-i2s",
+ 	.codec_name	= "spi0.0",
+ 	.codec_dai_name	= "cs4271-hifi",
+-	.dai_fmt	= SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_IF |
++	.dai_fmt	= SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
+ 			  SND_SOC_DAIFMT_CBS_CFS,
+ 	.ops		= &edb93xx_ops,
+ };
+diff --git a/sound/soc/cirrus/ep93xx-i2s.c b/sound/soc/cirrus/ep93xx-i2s.c
+index 934f8aefdd90..0dc3852c4621 100644
+--- a/sound/soc/cirrus/ep93xx-i2s.c
++++ b/sound/soc/cirrus/ep93xx-i2s.c
+@@ -51,7 +51,9 @@
+ #define EP93XX_I2S_WRDLEN_24		(1 << 0)
+ #define EP93XX_I2S_WRDLEN_32		(2 << 0)
+ 
+-#define EP93XX_I2S_LINCTRLDATA_R_JUST	(1 << 2) /* Right justify */
++#define EP93XX_I2S_RXLINCTRLDATA_R_JUST	BIT(1) /* Right justify */
++
++#define EP93XX_I2S_TXLINCTRLDATA_R_JUST	BIT(2) /* Right justify */
+ 
+ #define EP93XX_I2S_CLKCFG_LRS		(1 << 0) /* lrclk polarity */
+ #define EP93XX_I2S_CLKCFG_CKP		(1 << 1) /* Bit clock polarity */
+@@ -170,25 +172,25 @@ static int ep93xx_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai,
+ 				  unsigned int fmt)
+ {
+ 	struct ep93xx_i2s_info *info = snd_soc_dai_get_drvdata(cpu_dai);
+-	unsigned int clk_cfg, lin_ctrl;
++	unsigned int clk_cfg;
++	unsigned int txlin_ctrl = 0;
++	unsigned int rxlin_ctrl = 0;
+ 
+ 	clk_cfg  = ep93xx_i2s_read_reg(info, EP93XX_I2S_RXCLKCFG);
+-	lin_ctrl = ep93xx_i2s_read_reg(info, EP93XX_I2S_RXLINCTRLDATA);
+ 
+ 	switch (fmt & SND_SOC_DAIFMT_FORMAT_MASK) {
+ 	case SND_SOC_DAIFMT_I2S:
+ 		clk_cfg |= EP93XX_I2S_CLKCFG_REL;
+-		lin_ctrl &= ~EP93XX_I2S_LINCTRLDATA_R_JUST;
+ 		break;
+ 
+ 	case SND_SOC_DAIFMT_LEFT_J:
+ 		clk_cfg &= ~EP93XX_I2S_CLKCFG_REL;
+-		lin_ctrl &= ~EP93XX_I2S_LINCTRLDATA_R_JUST;
+ 		break;
+ 
+ 	case SND_SOC_DAIFMT_RIGHT_J:
+ 		clk_cfg &= ~EP93XX_I2S_CLKCFG_REL;
+-		lin_ctrl |= EP93XX_I2S_LINCTRLDATA_R_JUST;
++		rxlin_ctrl |= EP93XX_I2S_RXLINCTRLDATA_R_JUST;
++		txlin_ctrl |= EP93XX_I2S_TXLINCTRLDATA_R_JUST;
+ 		break;
+ 
+ 	default:
+@@ -213,32 +215,32 @@ static int ep93xx_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai,
+ 	switch (fmt & SND_SOC_DAIFMT_INV_MASK) {
+ 	case SND_SOC_DAIFMT_NB_NF:
+ 		/* Negative bit clock, lrclk low on left word */
+-		clk_cfg &= ~(EP93XX_I2S_CLKCFG_CKP | EP93XX_I2S_CLKCFG_REL);
++		clk_cfg &= ~(EP93XX_I2S_CLKCFG_CKP | EP93XX_I2S_CLKCFG_LRS);
+ 		break;
+ 
+ 	case SND_SOC_DAIFMT_NB_IF:
+ 		/* Negative bit clock, lrclk low on right word */
+ 		clk_cfg &= ~EP93XX_I2S_CLKCFG_CKP;
+-		clk_cfg |= EP93XX_I2S_CLKCFG_REL;
++		clk_cfg |= EP93XX_I2S_CLKCFG_LRS;
+ 		break;
+ 
+ 	case SND_SOC_DAIFMT_IB_NF:
+ 		/* Positive bit clock, lrclk low on left word */
+ 		clk_cfg |= EP93XX_I2S_CLKCFG_CKP;
+-		clk_cfg &= ~EP93XX_I2S_CLKCFG_REL;
++		clk_cfg &= ~EP93XX_I2S_CLKCFG_LRS;
+ 		break;
+ 
+ 	case SND_SOC_DAIFMT_IB_IF:
+ 		/* Positive bit clock, lrclk low on right word */
+-		clk_cfg |= EP93XX_I2S_CLKCFG_CKP | EP93XX_I2S_CLKCFG_REL;
++		clk_cfg |= EP93XX_I2S_CLKCFG_CKP | EP93XX_I2S_CLKCFG_LRS;
+ 		break;
+ 	}
+ 
+ 	/* Write new register values */
+ 	ep93xx_i2s_write_reg(info, EP93XX_I2S_RXCLKCFG, clk_cfg);
+ 	ep93xx_i2s_write_reg(info, EP93XX_I2S_TXCLKCFG, clk_cfg);
+-	ep93xx_i2s_write_reg(info, EP93XX_I2S_RXLINCTRLDATA, lin_ctrl);
+-	ep93xx_i2s_write_reg(info, EP93XX_I2S_TXLINCTRLDATA, lin_ctrl);
++	ep93xx_i2s_write_reg(info, EP93XX_I2S_RXLINCTRLDATA, rxlin_ctrl);
++	ep93xx_i2s_write_reg(info, EP93XX_I2S_TXLINCTRLDATA, txlin_ctrl);
+ 	return 0;
+ }
+ 
+diff --git a/sound/soc/cirrus/snappercl15.c b/sound/soc/cirrus/snappercl15.c
+index 2334ec19e7eb..11ff7b2672b2 100644
+--- a/sound/soc/cirrus/snappercl15.c
++++ b/sound/soc/cirrus/snappercl15.c
+@@ -72,7 +72,7 @@ static struct snd_soc_dai_link snappercl15_dai = {
+ 	.codec_dai_name	= "tlv320aic23-hifi",
+ 	.codec_name	= "tlv320aic23-codec.0-001a",
+ 	.platform_name	= "ep93xx-i2s",
+-	.dai_fmt	= SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_IF |
++	.dai_fmt	= SND_SOC_DAIFMT_I2S | SND_SOC_DAIFMT_NB_NF |
+ 			  SND_SOC_DAIFMT_CBS_CFS,
+ 	.ops		= &snappercl15_ops,
+ };
+diff --git a/sound/soc/codecs/cs35l35.c b/sound/soc/codecs/cs35l35.c
+index a4a2cb171bdf..bd6226bde45f 100644
+--- a/sound/soc/codecs/cs35l35.c
++++ b/sound/soc/codecs/cs35l35.c
+@@ -1105,6 +1105,7 @@ static struct regmap_config cs35l35_regmap = {
+ 	.readable_reg = cs35l35_readable_register,
+ 	.precious_reg = cs35l35_precious_register,
+ 	.cache_type = REGCACHE_RBTREE,
++	.use_single_rw = true,
+ };
+ 
+ static irqreturn_t cs35l35_irq(int irq, void *data)
+diff --git a/sound/soc/mediatek/common/mtk-afe-platform-driver.c b/sound/soc/mediatek/common/mtk-afe-platform-driver.c
+index 53215b52e4f2..f8a06709f76d 100644
+--- a/sound/soc/mediatek/common/mtk-afe-platform-driver.c
++++ b/sound/soc/mediatek/common/mtk-afe-platform-driver.c
+@@ -64,14 +64,14 @@ static const struct snd_pcm_ops mtk_afe_pcm_ops = {
+ static int mtk_afe_pcm_new(struct snd_soc_pcm_runtime *rtd)
+ {
+ 	size_t size;
+-	struct snd_card *card = rtd->card->snd_card;
+ 	struct snd_pcm *pcm = rtd->pcm;
+ 	struct snd_soc_component *component = snd_soc_rtdcom_lookup(rtd, AFE_PCM_NAME);
+ 	struct mtk_base_afe *afe = snd_soc_component_get_drvdata(component);
+ 
+ 	size = afe->mtk_afe_hardware->buffer_bytes_max;
+ 	return snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
+-						     card->dev, size, size);
++						     rtd->platform->dev,
++						     size, size);
+ }
+ 
+ static void mtk_afe_pcm_free(struct snd_pcm *pcm)
+diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
+index 2d9709104ec5..b2b501ef57d7 100644
+--- a/sound/soc/soc-dapm.c
++++ b/sound/soc/soc-dapm.c
+@@ -433,6 +433,8 @@ static int dapm_kcontrol_data_alloc(struct snd_soc_dapm_widget *widget,
+ static void dapm_kcontrol_free(struct snd_kcontrol *kctl)
+ {
+ 	struct dapm_kcontrol_data *data = snd_kcontrol_chip(kctl);
++
++	list_del(&data->paths);
+ 	kfree(data->wlist);
+ 	kfree(data);
+ }
+diff --git a/tools/perf/util/dso.c b/tools/perf/util/dso.c
+index 36ef45b2e89d..09c4a4a7b5dd 100644
+--- a/tools/perf/util/dso.c
++++ b/tools/perf/util/dso.c
+@@ -354,6 +354,8 @@ int __kmod_path__parse(struct kmod_path *m, const char *path,
+ 		if ((strncmp(name, "[kernel.kallsyms]", 17) == 0) ||
+ 		    (strncmp(name, "[guest.kernel.kallsyms", 22) == 0) ||
+ 		    (strncmp(name, "[vdso]", 6) == 0) ||
++		    (strncmp(name, "[vdso32]", 8) == 0) ||
++		    (strncmp(name, "[vdsox32]", 9) == 0) ||
+ 		    (strncmp(name, "[vsyscall]", 10) == 0)) {
+ 			m->kmod = false;
+ 
+diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
+index f9157aed1289..d404bed7003a 100644
+--- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
++++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.c
+@@ -113,6 +113,7 @@ struct intel_pt_decoder {
+ 	bool have_cyc;
+ 	bool fixup_last_mtc;
+ 	bool have_last_ip;
++	enum intel_pt_param_flags flags;
+ 	uint64_t pos;
+ 	uint64_t last_ip;
+ 	uint64_t ip;
+@@ -226,6 +227,8 @@ struct intel_pt_decoder *intel_pt_decoder_new(struct intel_pt_params *params)
+ 	decoder->return_compression = params->return_compression;
+ 	decoder->branch_enable      = params->branch_enable;
+ 
++	decoder->flags              = params->flags;
++
+ 	decoder->period             = params->period;
+ 	decoder->period_type        = params->period_type;
+ 
+@@ -1097,6 +1100,15 @@ static bool intel_pt_fup_event(struct intel_pt_decoder *decoder)
+ 	return ret;
+ }
+ 
++static inline bool intel_pt_fup_with_nlip(struct intel_pt_decoder *decoder,
++					  struct intel_pt_insn *intel_pt_insn,
++					  uint64_t ip, int err)
++{
++	return decoder->flags & INTEL_PT_FUP_WITH_NLIP && !err &&
++	       intel_pt_insn->branch == INTEL_PT_BR_INDIRECT &&
++	       ip == decoder->ip + intel_pt_insn->length;
++}
++
+ static int intel_pt_walk_fup(struct intel_pt_decoder *decoder)
+ {
+ 	struct intel_pt_insn intel_pt_insn;
+@@ -1109,10 +1121,11 @@ static int intel_pt_walk_fup(struct intel_pt_decoder *decoder)
+ 		err = intel_pt_walk_insn(decoder, &intel_pt_insn, ip);
+ 		if (err == INTEL_PT_RETURN)
+ 			return 0;
+-		if (err == -EAGAIN) {
++		if (err == -EAGAIN ||
++		    intel_pt_fup_with_nlip(decoder, &intel_pt_insn, ip, err)) {
+ 			if (intel_pt_fup_event(decoder))
+ 				return 0;
+-			return err;
++			return -EAGAIN;
+ 		}
+ 		decoder->set_fup_tx_flags = false;
+ 		if (err)
+@@ -1376,7 +1389,6 @@ static int intel_pt_overflow(struct intel_pt_decoder *decoder)
+ {
+ 	intel_pt_log("ERROR: Buffer overflow\n");
+ 	intel_pt_clear_tx_flags(decoder);
+-	decoder->have_tma = false;
+ 	decoder->cbr = 0;
+ 	decoder->timestamp_insn_cnt = 0;
+ 	decoder->pkt_state = INTEL_PT_STATE_ERR_RESYNC;
+@@ -1604,7 +1616,6 @@ static int intel_pt_walk_fup_tip(struct intel_pt_decoder *decoder)
+ 		case INTEL_PT_PSB:
+ 		case INTEL_PT_TSC:
+ 		case INTEL_PT_TMA:
+-		case INTEL_PT_CBR:
+ 		case INTEL_PT_MODE_TSX:
+ 		case INTEL_PT_BAD:
+ 		case INTEL_PT_PSBEND:
+@@ -1620,6 +1631,10 @@ static int intel_pt_walk_fup_tip(struct intel_pt_decoder *decoder)
+ 			decoder->pkt_step = 0;
+ 			return -ENOENT;
+ 
++		case INTEL_PT_CBR:
++			intel_pt_calc_cbr(decoder);
++			break;
++
+ 		case INTEL_PT_OVF:
+ 			return intel_pt_overflow(decoder);
+ 
+diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.h b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.h
+index fc1752d50019..51c18d67f4ca 100644
+--- a/tools/perf/util/intel-pt-decoder/intel-pt-decoder.h
++++ b/tools/perf/util/intel-pt-decoder/intel-pt-decoder.h
+@@ -60,6 +60,14 @@ enum {
+ 	INTEL_PT_ERR_MAX,
+ };
+ 
++enum intel_pt_param_flags {
++	/*
++	 * FUP packet can contain next linear instruction pointer instead of
++	 * current linear instruction pointer.
++	 */
++	INTEL_PT_FUP_WITH_NLIP	= 1 << 0,
++};
++
+ struct intel_pt_state {
+ 	enum intel_pt_sample_type type;
+ 	int err;
+@@ -106,6 +114,7 @@ struct intel_pt_params {
+ 	unsigned int mtc_period;
+ 	uint32_t tsc_ctc_ratio_n;
+ 	uint32_t tsc_ctc_ratio_d;
++	enum intel_pt_param_flags flags;
+ };
+ 
+ struct intel_pt_decoder;
+diff --git a/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c b/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c
+index ba4c9dd18643..d426761a549d 100644
+--- a/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c
++++ b/tools/perf/util/intel-pt-decoder/intel-pt-pkt-decoder.c
+@@ -366,7 +366,7 @@ static int intel_pt_get_cyc(unsigned int byte, const unsigned char *buf,
+ 		if (len < offs)
+ 			return INTEL_PT_NEED_MORE_BYTES;
+ 		byte = buf[offs++];
+-		payload |= (byte >> 1) << shift;
++		payload |= ((uint64_t)byte >> 1) << shift;
+ 	}
+ 
+ 	packet->type = INTEL_PT_CYC;
+diff --git a/tools/perf/util/intel-pt.c b/tools/perf/util/intel-pt.c
+index 0effaff57020..38b25e826a45 100644
+--- a/tools/perf/util/intel-pt.c
++++ b/tools/perf/util/intel-pt.c
+@@ -751,6 +751,7 @@ static struct intel_pt_queue *intel_pt_alloc_queue(struct intel_pt *pt,
+ 						   unsigned int queue_nr)
+ {
+ 	struct intel_pt_params params = { .get_trace = 0, };
++	struct perf_env *env = pt->machine->env;
+ 	struct intel_pt_queue *ptq;
+ 
+ 	ptq = zalloc(sizeof(struct intel_pt_queue));
+@@ -832,6 +833,9 @@ static struct intel_pt_queue *intel_pt_alloc_queue(struct intel_pt *pt,
+ 		}
+ 	}
+ 
++	if (env->cpuid && !strncmp(env->cpuid, "GenuineIntel,6,92,", 18))
++		params.flags |= INTEL_PT_FUP_WITH_NLIP;
++
+ 	ptq->decoder = intel_pt_decoder_new(&params);
+ 	if (!ptq->decoder)
+ 		goto out_free;
+@@ -1523,6 +1527,7 @@ static int intel_pt_sample(struct intel_pt_queue *ptq)
+ 
+ 	if (intel_pt_is_switch_ip(ptq, state->to_ip)) {
+ 		switch (ptq->switch_state) {
++		case INTEL_PT_SS_NOT_TRACING:
+ 		case INTEL_PT_SS_UNKNOWN:
+ 		case INTEL_PT_SS_EXPECTING_SWITCH_IP:
+ 			err = intel_pt_next_tid(pt, ptq);
+diff --git a/tools/testing/selftests/ftrace/test.d/functions b/tools/testing/selftests/ftrace/test.d/functions
+index 2a4f16fc9819..8393b1c06027 100644
+--- a/tools/testing/selftests/ftrace/test.d/functions
++++ b/tools/testing/selftests/ftrace/test.d/functions
+@@ -15,14 +15,29 @@ reset_tracer() { # reset the current tracer
+     echo nop > current_tracer
+ }
+ 
+-reset_trigger() { # reset all current setting triggers
+-    grep -v ^# events/*/*/trigger |
++reset_trigger_file() {
++    # remove action triggers first
++    grep -H ':on[^:]*(' $@ |
++    while read line; do
++        cmd=`echo $line | cut -f2- -d: | cut -f1 -d" "`
++	file=`echo $line | cut -f1 -d:`
++	echo "!$cmd" >> $file
++    done
++    grep -Hv ^# $@ |
+     while read line; do
+         cmd=`echo $line | cut -f2- -d: | cut -f1 -d" "`
+-	echo "!$cmd" > `echo $line | cut -f1 -d:`
++	file=`echo $line | cut -f1 -d:`
++	echo "!$cmd" > $file
+     done
+ }
+ 
++reset_trigger() { # reset all current setting triggers
++    if [ -d events/synthetic ]; then
++        reset_trigger_file events/synthetic/*/trigger
++    fi
++    reset_trigger_file events/*/*/trigger
++}
++
+ reset_events_filter() { # reset all current setting filters
+     grep -v ^none events/*/*/filter |
+     while read line; do