Merge tag 'socfpga_fix_for_v5.16_part_3' of git://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux into arm/fixes

SoCFPGA dts updates for v5.16, part 3
- Change the SoCFPGA compatible to "intel,socfpga-qspi"
- Update dt-bindings document to include "intel,socfpga-qspi"

* tag 'socfpga_fix_for_v5.16_part_3' of git://git.kernel.org/pub/scm/linux/kernel/git/dinguyen/linux: (361 commits)
  ARM: dts: socfpga: change qspi to "intel,socfpga-qspi"
  dt-bindings: spi: cadence-quadspi: document "intel,socfpga-qspi"
  Linux 5.16-rc7
  mm/hwpoison: clear MF_COUNT_INCREASED before retrying get_any_page()
  mm/damon/dbgfs: protect targets destructions with kdamond_lock
  mm/page_alloc: fix __alloc_size attribute for alloc_pages_exact_nid
  mm: delete unsafe BUG from page_cache_add_speculative()
  mm, hwpoison: fix condition in free hugetlb page path
  MAINTAINERS: mark more list instances as moderated
  kernel/crash_core: suppress unknown crashkernel parameter warning
  mm: mempolicy: fix THP allocations escaping mempolicy restrictions
  kfence: fix memory leak when cat kfence objects
  platform/x86: intel_pmc_core: fix memleak on registration failure
  net: stmmac: dwmac-visconti: Fix value of ETHER_CLK_SEL_FREQ_SEL_2P5M
  r8152: sync ocp base
  r8152: fix the force speed doesn't work for RTL8156
  net: bridge: fix ioctl old_deviceless bridge argument
  net: stmmac: ptp: fix potentially overflowing expression
  net: dsa: tag_ocelot: use traffic class to map priority on injected header
  veth: ensure skb entering GRO are not cloned.
  ...

Link: https://lore.kernel.org/r/20211227103644.566694-1-dinguyen@kernel.org
Signed-off-by: Olof Johansson <olof@lixom.net>

52 files changed, 351 insertions, 229 deletions

diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi
index 0b021eef0b53..7c1d6423d7f8 100644
--- a/arch/arm/boot/dts/socfpga.dtsi
+++ b/arch/arm/boot/dts/socfpga.dtsi
@@ -782,7 +782,7 @@
 		};
 
 		qspi: spi@ff705000 {
-			compatible = "cdns,qspi-nor";
+			compatible = "intel,socfpga-qspi", "cdns,qspi-nor";
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <0xff705000 0x1000>,
diff --git a/arch/arm/boot/dts/socfpga_arria10.dtsi b/arch/arm/boot/dts/socfpga_arria10.dtsi
index a574ea91d9d3..3ba431dfa8c9 100644
--- a/arch/arm/boot/dts/socfpga_arria10.dtsi
+++ b/arch/arm/boot/dts/socfpga_arria10.dtsi
@@ -756,7 +756,7 @@
 		};
 
 		qspi: spi@ff809000 {
-			compatible = "cdns,qspi-nor";
+			compatible = "intel,socfpga-qspi", "cdns,qspi-nor";
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <0xff809000 0x100>,
diff --git a/arch/arm/boot/dts/socfpga_arria10_socdk_qspi.dts b/arch/arm/boot/dts/socfpga_arria10_socdk_qspi.dts
index 2b645642b935..2a745522404d 100644
--- a/arch/arm/boot/dts/socfpga_arria10_socdk_qspi.dts
+++ b/arch/arm/boot/dts/socfpga_arria10_socdk_qspi.dts
@@ -12,7 +12,7 @@
 	flash0: n25q00@0 {
 		#address-cells = <1>;
 		#size-cells = <1>;
-		compatible = "n25q00aa";
+		compatible = "micron,mt25qu02g", "jedec,spi-nor";
 		reg = <0>;
 		spi-max-frequency = <100000000>;
 
diff --git a/arch/arm/boot/dts/socfpga_arria5_socdk.dts b/arch/arm/boot/dts/socfpga_arria5_socdk.dts
index 90e676e7019f..1b02d46496a8 100644
--- a/arch/arm/boot/dts/socfpga_arria5_socdk.dts
+++ b/arch/arm/boot/dts/socfpga_arria5_socdk.dts
@@ -119,7 +119,7 @@
 	flash: flash@0 {
 		#address-cells = <1>;
 		#size-cells = <1>;
-		compatible = "n25q256a";
+		compatible = "micron,n25q256a", "jedec,spi-nor";
 		reg = <0>;
 		spi-max-frequency = <100000000>;
 
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts b/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts
index 6f138b2b2616..51bb436784e2 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_socdk.dts
@@ -124,7 +124,7 @@
 	flash0: n25q00@0 {
 		#address-cells = <1>;
 		#size-cells = <1>;
-		compatible = "n25q00";
+		compatible = "micron,mt25qu02g", "jedec,spi-nor";
 		reg = <0>;	/* chip select */
 		spi-max-frequency = <100000000>;
 
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts b/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
index c155ff02eb6e..cae9ddd5ed38 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_sockit.dts
@@ -169,7 +169,7 @@
 	flash: flash@0 {
 		#address-cells = <1>;
 		#size-cells = <1>;
-		compatible = "n25q00";
+		compatible = "micron,mt25qu02g", "jedec,spi-nor";
 		reg = <0>;
 		spi-max-frequency = <100000000>;
 
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_socrates.dts b/arch/arm/boot/dts/socfpga_cyclone5_socrates.dts
index 8d5d3996f6f2..ca18b959e655 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_socrates.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_socrates.dts
@@ -80,7 +80,7 @@
 	flash: flash@0 {
 		#address-cells = <1>;
 		#size-cells = <1>;
-		compatible = "n25q256a";
+		compatible = "micron,n25q256a", "jedec,spi-nor";
 		reg = <0>;
 		spi-max-frequency = <100000000>;
 		m25p,fast-read;
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_sodia.dts b/arch/arm/boot/dts/socfpga_cyclone5_sodia.dts
index 99a71757cdf4..3f7aa7bf0863 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_sodia.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_sodia.dts
@@ -116,7 +116,7 @@
 	flash0: n25q512a@0 {
 		#address-cells = <1>;
 		#size-cells = <1>;
-		compatible = "n25q512a";
+		compatible = "micron,n25q512a", "jedec,spi-nor";
 		reg = <0>;
 		spi-max-frequency = <100000000>;
 
diff --git a/arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts b/arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts
index a060718758b6..25874e1b9c82 100644
--- a/arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts
+++ b/arch/arm/boot/dts/socfpga_cyclone5_vining_fpga.dts
@@ -224,7 +224,7 @@
 	n25q128@0 {
 		#address-cells = <1>;
 		#size-cells = <1>;
-		compatible = "n25q128";
+		compatible = "micron,n25q128", "jedec,spi-nor";
 		reg = <0>;		/* chip select */
 		spi-max-frequency = <100000000>;
 		m25p,fast-read;
@@ -241,7 +241,7 @@
 	n25q00@1 {
 		#address-cells = <1>;
 		#size-cells = <1>;
-		compatible = "n25q00";
+		compatible = "micron,mt25qu02g", "jedec,spi-nor";
 		reg = <1>;		/* chip select */
 		spi-max-frequency = <100000000>;
 		m25p,fast-read;
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index deff286eb5ea..5cd057859fe9 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -596,11 +596,9 @@ call_fpe:
 	tstne	r0, #0x04000000			@ bit 26 set on both ARM and Thumb-2
 	reteq	lr
 	and	r8, r0, #0x00000f00		@ mask out CP number
- THUMB(	lsr	r8, r8, #8		)
 	mov	r7, #1
-	add	r6, r10, #TI_USED_CP
- ARM(	strb	r7, [r6, r8, lsr #8]	)	@ set appropriate used_cp[]
- THUMB(	strb	r7, [r6, r8]		)	@ set appropriate used_cp[]
+	add	r6, r10, r8, lsr #8		@ add used_cp[] array offset first
+	strb	r7, [r6, #TI_USED_CP]		@ set appropriate used_cp[]
 #ifdef CONFIG_IWMMXT
 	@ Test if we need to give access to iWMMXt coprocessors
 	ldr	r5, [r10, #TI_FLAGS]
@@ -609,7 +607,7 @@ call_fpe:
 	bcs	iwmmxt_task_enable
 #endif
  ARM(	add	pc, pc, r8, lsr #6	)
- THUMB(	lsl	r8, r8, #2		)
+ THUMB(	lsr	r8, r8, #6		)
  THUMB(	add	pc, r8			)
 	nop
 
diff --git a/arch/arm/kernel/head-nommu.S b/arch/arm/kernel/head-nommu.S
index fadfee9e2b45..950bef83339f 100644
--- a/arch/arm/kernel/head-nommu.S
+++ b/arch/arm/kernel/head-nommu.S
@@ -114,6 +114,7 @@ ENTRY(secondary_startup)
 	add	r12, r12, r10
 	ret	r12
 1:	bl	__after_proc_init
+	ldr	r7, __secondary_data		@ reload r7
 	ldr	sp, [r7, #12]			@ set up the stack pointer
 	ldr	r0, [r7, #16]			@ set up task pointer
 	mov	fp, #0
diff --git a/arch/arm/mach-rockchip/platsmp.c b/arch/arm/mach-rockchip/platsmp.c
index d60856898d97..5ec58d004b7d 100644
--- a/arch/arm/mach-rockchip/platsmp.c
+++ b/arch/arm/mach-rockchip/platsmp.c
@@ -189,7 +189,7 @@ static int __init rockchip_smp_prepare_sram(struct device_node *node)
 	rockchip_boot_fn = __pa_symbol(secondary_startup);
 
 	/* copy the trampoline to sram, that runs during startup of the core */
-	memcpy(sram_base_addr, &rockchip_secondary_trampoline, trampoline_sz);
+	memcpy_toio(sram_base_addr, &rockchip_secondary_trampoline, trampoline_sz);
 	flush_cache_all();
 	outer_clean_range(0, trampoline_sz);
 
diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
index 1aa8b7073218..54e3910e8b9b 100644
--- a/arch/arm64/Kconfig.platforms
+++ b/arch/arm64/Kconfig.platforms
@@ -161,7 +161,6 @@ config ARCH_MEDIATEK
 
 config ARCH_MESON
 	bool "Amlogic Platforms"
-	select COMMON_CLK
 	help
 	  This enables support for the arm64 based Amlogic SoCs
 	  such as the s905, S905X/D, S912, A113X/D or S905X/D2
diff --git a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
index d301ac0d406b..3ec301bd08a9 100644
--- a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
+++ b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi
@@ -594,7 +594,7 @@
 		};
 
 		qspi: spi@ff8d2000 {
-			compatible = "cdns,qspi-nor";
+			compatible =  "intel,socfpga-qspi", "cdns,qspi-nor";
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <0xff8d2000 0x100>,
diff --git a/arch/arm64/boot/dts/amlogic/meson-axg-jethome-jethub-j100.dts b/arch/arm64/boot/dts/amlogic/meson-axg-jethome-jethub-j100.dts
index 52ebe371df26..561eec21b4de 100644
--- a/arch/arm64/boot/dts/amlogic/meson-axg-jethome-jethub-j100.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-axg-jethome-jethub-j100.dts
@@ -134,23 +134,23 @@
 					type = "critical";
 				};
 			};
-		};
 
-		cpu_cooling_maps: cooling-maps {
-			map0 {
-				trip = <&cpu_passive>;
-				cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
-						<&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
-						<&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
-						<&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
-			};
+			cpu_cooling_maps: cooling-maps {
+				map0 {
+					trip = <&cpu_passive>;
+					cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							<&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							<&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							<&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+				};
 
-			map1 {
-				trip = <&cpu_hot>;
-				cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
-						<&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
-						<&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
-						<&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+				map1 {
+					trip = <&cpu_hot>;
+					cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							<&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							<&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							<&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+				};
 			};
 		};
 	};
diff --git a/arch/arm64/boot/dts/apple/t8103-j274.dts b/arch/arm64/boot/dts/apple/t8103-j274.dts
index 33a80f9501dc..02c36301e985 100644
--- a/arch/arm64/boot/dts/apple/t8103-j274.dts
+++ b/arch/arm64/boot/dts/apple/t8103-j274.dts
@@ -60,7 +60,7 @@
 
 &port02 {
 	bus-range = <3 3>;
-	ethernet0: pci@0,0 {
+	ethernet0: ethernet@0,0 {
 		reg = <0x30000 0x0 0x0 0x0 0x0>;
 		/* To be filled by the loader */
 		local-mac-address = [00 10 18 00 00 00];
diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi
index e22c9433d5e0..8b61e7fd3e9c 100644
--- a/arch/arm64/boot/dts/apple/t8103.dtsi
+++ b/arch/arm64/boot/dts/apple/t8103.dtsi
@@ -144,6 +144,7 @@
 			apple,npins = <212>;
 
 			interrupt-controller;
+			#interrupt-cells = <2>;
 			interrupt-parent = <&aic>;
 			interrupts = <AIC_IRQ 190 IRQ_TYPE_LEVEL_HIGH>,
 				     <AIC_IRQ 191 IRQ_TYPE_LEVEL_HIGH>,
@@ -170,6 +171,7 @@
 			apple,npins = <42>;
 
 			interrupt-controller;
+			#interrupt-cells = <2>;
 			interrupt-parent = <&aic>;
 			interrupts = <AIC_IRQ 268 IRQ_TYPE_LEVEL_HIGH>,
 				     <AIC_IRQ 269 IRQ_TYPE_LEVEL_HIGH>,
@@ -190,6 +192,7 @@
 			apple,npins = <23>;
 
 			interrupt-controller;
+			#interrupt-cells = <2>;
 			interrupt-parent = <&aic>;
 			interrupts = <AIC_IRQ 330 IRQ_TYPE_LEVEL_HIGH>,
 				     <AIC_IRQ 331 IRQ_TYPE_LEVEL_HIGH>,
@@ -210,6 +213,7 @@
 			apple,npins = <16>;
 
 			interrupt-controller;
+			#interrupt-cells = <2>;
 			interrupt-parent = <&aic>;
 			interrupts = <AIC_IRQ 391 IRQ_TYPE_LEVEL_HIGH>,
 				     <AIC_IRQ 392 IRQ_TYPE_LEVEL_HIGH>,
diff --git a/arch/arm64/boot/dts/intel/socfpga_agilex.dtsi b/arch/arm64/boot/dts/intel/socfpga_agilex.dtsi
index 163f33b46e4f..0dd2d2ee765a 100644
--- a/arch/arm64/boot/dts/intel/socfpga_agilex.dtsi
+++ b/arch/arm64/boot/dts/intel/socfpga_agilex.dtsi
@@ -628,7 +628,7 @@
 		};
 
 		qspi: spi@ff8d2000 {
-			compatible = "cdns,qspi-nor";
+			compatible = "intel,socfpga-qspi", "cdns,qspi-nor";
 			#address-cells = <1>;
 			#size-cells = <0>;
 			reg = <0xff8d2000 0x100>,
diff --git a/arch/arm64/boot/dts/rockchip/rk3308-roc-cc.dts b/arch/arm64/boot/dts/rockchip/rk3308-roc-cc.dts
index 665b2e69455d..ea6820902ede 100644
--- a/arch/arm64/boot/dts/rockchip/rk3308-roc-cc.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3308-roc-cc.dts
@@ -97,7 +97,7 @@
 		regulator-max-microvolt = <3300000>;
 		regulator-always-on;
 		regulator-boot-on;
-		vim-supply = <&vcc_io>;
+		vin-supply = <&vcc_io>;
 	};
 
 	vdd_core: vdd-core {
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-khadas-edge.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-khadas-edge.dtsi
index d5c7648c841d..f1fcc6b5b402 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-khadas-edge.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-khadas-edge.dtsi
@@ -705,7 +705,6 @@
 &sdhci {
 	bus-width = <8>;
 	mmc-hs400-1_8v;
-	mmc-hs400-enhanced-strobe;
 	non-removable;
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts b/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts
index 63c7681843da..b6ac00f64613 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts
@@ -276,6 +276,7 @@
 		clock-output-names = "xin32k", "rk808-clkout2";
 		pinctrl-names = "default";
 		pinctrl-0 = <&pmic_int_l>;
+		rockchip,system-power-controller;
 		vcc1-supply = <&vcc5v0_sys>;
 		vcc2-supply = <&vcc5v0_sys>;
 		vcc3-supply = <&vcc5v0_sys>;
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-leez-p710.dts b/arch/arm64/boot/dts/rockchip/rk3399-leez-p710.dts
index 7c93f840bc64..e890166e7fd4 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-leez-p710.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-leez-p710.dts
@@ -55,7 +55,7 @@
 		regulator-boot-on;
 		regulator-min-microvolt = <3300000>;
 		regulator-max-microvolt = <3300000>;
-		vim-supply = <&vcc3v3_sys>;
+		vin-supply = <&vcc3v3_sys>;
 	};
 
 	vcc3v3_sys: vcc3v3-sys {
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
index 98136c88fa49..6a434be62819 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-rock-pi-4.dtsi
@@ -502,7 +502,7 @@
 	status = "okay";
 
 	bt656-supply = <&vcc_3v0>;
-	audio-supply = <&vcc_3v0>;
+	audio-supply = <&vcc1v8_codec>;
 	sdmmc-supply = <&vcc_sdio>;
 	gpio1830-supply = <&vcc_3v0>;
 };
diff --git a/arch/arm64/kernel/machine_kexec_file.c b/arch/arm64/kernel/machine_kexec_file.c
index 63634b4d72c1..59c648d51848 100644
--- a/arch/arm64/kernel/machine_kexec_file.c
+++ b/arch/arm64/kernel/machine_kexec_file.c
@@ -149,6 +149,7 @@ int load_other_segments(struct kimage *image,
 					   initrd_len, cmdline, 0);
 	if (!dtb) {
 		pr_err("Preparing for new dtb failed\n");
+		ret = -EINVAL;
 		goto out_err;
 	}
 
diff --git a/arch/mips/include/asm/mach-ralink/spaces.h b/arch/mips/include/asm/mach-ralink/spaces.h
index 05d14c21c417..f7af11ea2d61 100644
--- a/arch/mips/include/asm/mach-ralink/spaces.h
+++ b/arch/mips/include/asm/mach-ralink/spaces.h
@@ -6,5 +6,7 @@
 #define PCI_IOSIZE	SZ_64K
 #define IO_SPACE_LIMIT	(PCI_IOSIZE - 1)
 
+#define pci_remap_iospace pci_remap_iospace
+
 #include <asm/mach-generic/spaces.h>
 #endif
diff --git a/arch/mips/include/asm/pci.h b/arch/mips/include/asm/pci.h
index 421231f55935..9ffc8192adae 100644
--- a/arch/mips/include/asm/pci.h
+++ b/arch/mips/include/asm/pci.h
@@ -20,10 +20,6 @@
 #include <linux/list.h>
 #include <linux/of.h>
 
-#ifdef CONFIG_PCI_DRIVERS_GENERIC
-#define pci_remap_iospace pci_remap_iospace
-#endif
-
 #ifdef CONFIG_PCI_DRIVERS_LEGACY
 
 /*
diff --git a/arch/mips/pci/pci-generic.c b/arch/mips/pci/pci-generic.c
index 18eb8a453a86..d2d68bac3d25 100644
--- a/arch/mips/pci/pci-generic.c
+++ b/arch/mips/pci/pci-generic.c
@@ -47,6 +47,7 @@ void pcibios_fixup_bus(struct pci_bus *bus)
 	pci_read_bridge_bases(bus);
 }
 
+#ifdef pci_remap_iospace
 int pci_remap_iospace(const struct resource *res, phys_addr_t phys_addr)
 {
 	unsigned long vaddr;
@@ -60,3 +61,4 @@ int pci_remap_iospace(const struct resource *res, phys_addr_t phys_addr)
 	set_io_port_base(vaddr);
 	return 0;
 }
+#endif
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index b2188da09c73..011dc32fdb4d 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -85,11 +85,6 @@ config MMU
 config STACK_GROWSUP
 	def_bool y
 
-config ARCH_DEFCONFIG
-	string
-	default "arch/parisc/configs/generic-32bit_defconfig" if !64BIT
-	default "arch/parisc/configs/generic-64bit_defconfig" if 64BIT
-
 config GENERIC_LOCKBREAK
 	bool
 	default y
diff --git a/arch/parisc/include/asm/futex.h b/arch/parisc/include/asm/futex.h
index 70cf8f0a7617..9cd4dd6e63ad 100644
--- a/arch/parisc/include/asm/futex.h
+++ b/arch/parisc/include/asm/futex.h
@@ -14,7 +14,7 @@ static inline void
 _futex_spin_lock(u32 __user *uaddr)
 {
 	extern u32 lws_lock_start[];
-	long index = ((long)uaddr & 0x3f8) >> 1;
+	long index = ((long)uaddr & 0x7f8) >> 1;
 	arch_spinlock_t *s = (arch_spinlock_t *)&lws_lock_start[index];
 	preempt_disable();
 	arch_spin_lock(s);
@@ -24,7 +24,7 @@ static inline void
 _futex_spin_unlock(u32 __user *uaddr)
 {
 	extern u32 lws_lock_start[];
-	long index = ((long)uaddr & 0x3f8) >> 1;
+	long index = ((long)uaddr & 0x7f8) >> 1;
 	arch_spinlock_t *s = (arch_spinlock_t *)&lws_lock_start[index];
 	arch_spin_unlock(s);
 	preempt_enable();
diff --git a/arch/parisc/kernel/syscall.S b/arch/parisc/kernel/syscall.S
index d2497b339d13..65c88ca7a7ac 100644
--- a/arch/parisc/kernel/syscall.S
+++ b/arch/parisc/kernel/syscall.S
@@ -472,7 +472,7 @@ lws_start:
 	extrd,u	%r1,PSW_W_BIT,1,%r1
 	/* sp must be aligned on 4, so deposit the W bit setting into
 	 * the bottom of sp temporarily */
-	or,ev	%r1,%r30,%r30
+	or,od	%r1,%r30,%r30
 
 	/* Clip LWS number to a 32-bit value for 32-bit processes */
 	depdi	0, 31, 32, %r20
diff --git a/arch/parisc/kernel/traps.c b/arch/parisc/kernel/traps.c
index b11fb26ce299..892b7fc8f3c4 100644
--- a/arch/parisc/kernel/traps.c
+++ b/arch/parisc/kernel/traps.c
@@ -730,6 +730,8 @@ void notrace handle_interruption(int code, struct pt_regs *regs)
 			}
 			mmap_read_unlock(current->mm);
 		}
+		/* CPU could not fetch instruction, so clear stale IIR value. */
+		regs->iir = 0xbaadf00d;
 		fallthrough;
 	case 27: 
 		/* Data memory protection ID trap */
diff --git a/arch/powerpc/kernel/module_64.c b/arch/powerpc/kernel/module_64.c
index 6baa676e7cb6..5d77d3f5fbb5 100644
--- a/arch/powerpc/kernel/module_64.c
+++ b/arch/powerpc/kernel/module_64.c
@@ -422,11 +422,17 @@ static inline int create_stub(const Elf64_Shdr *sechdrs,
 			      const char *name)
 {
 	long reladdr;
+	func_desc_t desc;
+	int i;
 
 	if (is_mprofile_ftrace_call(name))
 		return create_ftrace_stub(entry, addr, me);
 
-	memcpy(entry->jump, ppc64_stub_insns, sizeof(ppc64_stub_insns));
+	for (i = 0; i < sizeof(ppc64_stub_insns) / sizeof(u32); i++) {
+		if (patch_instruction(&entry->jump[i],
+				      ppc_inst(ppc64_stub_insns[i])))
+			return 0;
+	}
 
 	/* Stub uses address relative to r2. */
 	reladdr = (unsigned long)entry - my_r2(sechdrs, me);
@@ -437,10 +443,24 @@ static inline int create_stub(const Elf64_Shdr *sechdrs,
 	}
 	pr_debug("Stub %p get data from reladdr %li\n", entry, reladdr);
 
-	entry->jump[0] |= PPC_HA(reladdr);
-	entry->jump[1] |= PPC_LO(reladdr);
-	entry->funcdata = func_desc(addr);
-	entry->magic = STUB_MAGIC;
+	if (patch_instruction(&entry->jump[0],
+			      ppc_inst(entry->jump[0] | PPC_HA(reladdr))))
+		return 0;
+
+	if (patch_instruction(&entry->jump[1],
+			  ppc_inst(entry->jump[1] | PPC_LO(reladdr))))
+		return 0;
+
+	// func_desc_t is 8 bytes if ABIv2, else 16 bytes
+	desc = func_desc(addr);
+	for (i = 0; i < sizeof(func_desc_t) / sizeof(u32); i++) {
+		if (patch_instruction(((u32 *)&entry->funcdata) + i,
+				      ppc_inst(((u32 *)(&desc))[i])))
+			return 0;
+	}
+
+	if (patch_instruction(&entry->magic, ppc_inst(STUB_MAGIC)))
+		return 0;
 
 	return 1;
 }
@@ -495,8 +515,11 @@ static int restore_r2(const char *name, u32 *instruction, struct module *me)
 			me->name, *instruction, instruction);
 		return 0;
 	}
+
 	/* ld r2,R2_STACK_OFFSET(r1) */
-	*instruction = PPC_INST_LD_TOC;
+	if (patch_instruction(instruction, ppc_inst(PPC_INST_LD_TOC)))
+		return 0;
+
 	return 1;
 }
 
@@ -636,9 +659,12 @@ int apply_relocate_add(Elf64_Shdr *sechdrs,
 			}
 
 			/* Only replace bits 2 through 26 */
-			*(uint32_t *)location
-				= (*(uint32_t *)location & ~0x03fffffc)
+			value = (*(uint32_t *)location & ~0x03fffffc)
 				| (value & 0x03fffffc);
+
+			if (patch_instruction((u32 *)location, ppc_inst(value)))
+				return -EFAULT;
+
 			break;
 
 		case R_PPC64_REL64:
diff --git a/arch/powerpc/platforms/85xx/smp.c b/arch/powerpc/platforms/85xx/smp.c
index 83f4a6389a28..d7081e9af65c 100644
--- a/arch/powerpc/platforms/85xx/smp.c
+++ b/arch/powerpc/platforms/85xx/smp.c
@@ -220,7 +220,7 @@ static int smp_85xx_start_cpu(int cpu)
 	local_irq_save(flags);
 	hard_irq_disable();
 
-	if (qoriq_pm_ops)
+	if (qoriq_pm_ops && qoriq_pm_ops->cpu_up_prepare)
 		qoriq_pm_ops->cpu_up_prepare(cpu);
 
 	/* if cpu is not spinning, reset it */
@@ -292,7 +292,7 @@ static int smp_85xx_kick_cpu(int nr)
 		booting_thread_hwid = cpu_thread_in_core(nr);
 		primary = cpu_first_thread_sibling(nr);
 
-		if (qoriq_pm_ops)
+		if (qoriq_pm_ops && qoriq_pm_ops->cpu_up_prepare)
 			qoriq_pm_ops->cpu_up_prepare(nr);
 
 		/*
diff --git a/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts
index ba304d4c455c..ced0d4e47938 100644
--- a/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts
+++ b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts
@@ -76,6 +76,7 @@
 		spi-max-frequency = <20000000>;
 		voltage-ranges = <3300 3300>;
 		disable-wp;
+		gpios = <&gpio 11 GPIO_ACTIVE_LOW>;
 	};
 };
 
diff --git a/arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dts b/arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dts
index 4f66919215f6..6bfa1f24d3de 100644
--- a/arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dts
+++ b/arch/riscv/boot/dts/sifive/hifive-unmatched-a00.dts
@@ -2,6 +2,7 @@
 /* Copyright (c) 2020 SiFive, Inc */
 
 #include "fu740-c000.dtsi"
+#include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/interrupt-controller/irq.h>
 
 /* Clock frequency (in Hz) of the PCB crystal for rtcclk */
@@ -54,10 +55,21 @@
 	temperature-sensor@4c {
 		compatible = "ti,tmp451";
 		reg = <0x4c>;
+		vcc-supply = <&vdd_bpro>;
 		interrupt-parent = <&gpio>;
 		interrupts = <6 IRQ_TYPE_LEVEL_LOW>;
 	};
 
+	eeprom@54 {
+		compatible = "microchip,24c02", "atmel,24c02";
+		reg = <0x54>;
+		vcc-supply = <&vdd_bpro>;
+		label = "board-id";
+		pagesize = <16>;
+		read-only;
+		size = <256>;
+	};
+
 	pmic@58 {
 		compatible = "dlg,da9063";
 		reg = <0x58>;
@@ -65,48 +77,44 @@
 		interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
 		interrupt-controller;
 
-		regulators {
-			vdd_bcore1: bcore1 {
-				regulator-min-microvolt = <900000>;
-				regulator-max-microvolt = <900000>;
-				regulator-min-microamp = <5000000>;
-				regulator-max-microamp = <5000000>;
-				regulator-always-on;
-			};
+		onkey {
+			compatible = "dlg,da9063-onkey";
+		};
 
-			vdd_bcore2: bcore2 {
-				regulator-min-microvolt = <900000>;
-				regulator-max-microvolt = <900000>;
-				regulator-min-microamp = <5000000>;
-				regulator-max-microamp = <5000000>;
+		rtc {
+			compatible = "dlg,da9063-rtc";
+		};
+
+		wdt {
+			compatible = "dlg,da9063-watchdog";
+		};
+
+		regulators {
+			vdd_bcore: bcores-merged {
+				regulator-min-microvolt = <1050000>;
+				regulator-max-microvolt = <1050000>;
+				regulator-min-microamp = <4800000>;
+				regulator-max-microamp = <4800000>;
 				regulator-always-on;
 			};
 
 			vdd_bpro: bpro {
 				regulator-min-microvolt = <1800000>;
 				regulator-max-microvolt = <1800000>;
-				regulator-min-microamp = <2500000>;
-				regulator-max-microamp = <2500000>;
+				regulator-min-microamp = <2400000>;
+				regulator-max-microamp = <2400000>;
 				regulator-always-on;
 			};
 
 			vdd_bperi: bperi {
-				regulator-min-microvolt = <1050000>;
-				regulator-max-microvolt = <1050000>;
+				regulator-min-microvolt = <1060000>;
+				regulator-max-microvolt = <1060000>;
 				regulator-min-microamp = <1500000>;
 				regulator-max-microamp = <1500000>;
 				regulator-always-on;
 			};
 
-			vdd_bmem: bmem {
-				regulator-min-microvolt = <1200000>;
-				regulator-max-microvolt = <1200000>;
-				regulator-min-microamp = <3000000>;
-				regulator-max-microamp = <3000000>;
-				regulator-always-on;
-			};
-
-			vdd_bio: bio {
+			vdd_bmem_bio: bmem-bio-merged {
 				regulator-min-microvolt = <1200000>;
 				regulator-max-microvolt = <1200000>;
 				regulator-min-microamp = <3000000>;
@@ -117,86 +125,66 @@
 			vdd_ldo1: ldo1 {
 				regulator-min-microvolt = <1800000>;
 				regulator-max-microvolt = <1800000>;
-				regulator-min-microamp = <100000>;
-				regulator-max-microamp = <100000>;
 				regulator-always-on;
 			};
 
 			vdd_ldo2: ldo2 {
 				regulator-min-microvolt = <1800000>;
 				regulator-max-microvolt = <1800000>;
-				regulator-min-microamp = <200000>;
-				regulator-max-microamp = <200000>;
 				regulator-always-on;
 			};
 
 			vdd_ldo3: ldo3 {
-				regulator-min-microvolt = <1800000>;
-				regulator-max-microvolt = <1800000>;
-				regulator-min-microamp = <200000>;
-				regulator-max-microamp = <200000>;
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
 				regulator-always-on;
 			};
 
 			vdd_ldo4: ldo4 {
-				regulator-min-microvolt = <1800000>;
-				regulator-max-microvolt = <1800000>;
-				regulator-min-microamp = <200000>;
-				regulator-max-microamp = <200000>;
+				regulator-min-microvolt = <2500000>;
+				regulator-max-microvolt = <2500000>;
 				regulator-always-on;
 			};
 
 			vdd_ldo5: ldo5 {
-				regulator-min-microvolt = <1800000>;
-				regulator-max-microvolt = <1800000>;
-				regulator-min-microamp = <100000>;
-				regulator-max-microamp = <100000>;
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
 				regulator-always-on;
 			};
 
 			vdd_ldo6: ldo6 {
-				regulator-min-microvolt = <3300000>;
-				regulator-max-microvolt = <3300000>;
-				regulator-min-microamp = <200000>;
-				regulator-max-microamp = <200000>;
+				regulator-min-microvolt = <1800000>;
+				regulator-max-microvolt = <1800000>;
 				regulator-always-on;
 			};
 
 			vdd_ldo7: ldo7 {
-				regulator-min-microvolt = <1800000>;
-				regulator-max-microvolt = <1800000>;
-				regulator-min-microamp = <200000>;
-				regulator-max-microamp = <200000>;
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
 				regulator-always-on;
 			};
 
 			vdd_ldo8: ldo8 {
-				regulator-min-microvolt = <1800000>;
-				regulator-max-microvolt = <1800000>;
-				regulator-min-microamp = <200000>;
-				regulator-max-microamp = <200000>;
+				regulator-min-microvolt = <3300000>;
+				regulator-max-microvolt = <3300000>;
 				regulator-always-on;
 			};
 
 			vdd_ld09: ldo9 {
 				regulator-min-microvolt = <1050000>;
 				regulator-max-microvolt = <1050000>;
-				regulator-min-microamp = <200000>;
-				regulator-max-microamp = <200000>;
+				regulator-always-on;
 			};
 
 			vdd_ldo10: ldo10 {
 				regulator-min-microvolt = <1000000>;
 				regulator-max-microvolt = <1000000>;
-				regulator-min-microamp = <300000>;
-				regulator-max-microamp = <300000>;
+				regulator-always-on;
 			};
 
 			vdd_ldo11: ldo11 {
 				regulator-min-microvolt = <2500000>;
 				regulator-max-microvolt = <2500000>;
-				regulator-min-microamp = <300000>;
-				regulator-max-microamp = <300000>;
 				regulator-always-on;
 			};
 		};
@@ -223,6 +211,7 @@
 		spi-max-frequency = <20000000>;
 		voltage-ranges = <3300 3300>;
 		disable-wp;
+		gpios = <&gpio 15 GPIO_ACTIVE_LOW>;
 	};
 };
 
@@ -245,4 +234,8 @@
 
 &gpio {
 	status = "okay";
+	gpio-line-names = "J29.1", "PMICNTB", "PMICSHDN", "J8.1", "J8.3",
+		"PCIe_PWREN", "THERM", "UBRDG_RSTN", "PCIe_PERSTN",
+		"ULPI_RSTN", "J8.2", "UHUB_RSTN", "GEMGXL_RST", "J8.4",
+		"EN_VDD_SD", "SD_CD";
 };
diff --git a/arch/s390/configs/debug_defconfig b/arch/s390/configs/debug_defconfig
index b626bc6e0eaf..e45cc27716de 100644
--- a/arch/s390/configs/debug_defconfig
+++ b/arch/s390/configs/debug_defconfig
@@ -117,6 +117,7 @@ CONFIG_UNIX=y
 CONFIG_UNIX_DIAG=m
 CONFIG_XFRM_USER=m
 CONFIG_NET_KEY=m
+CONFIG_NET_SWITCHDEV=y
 CONFIG_SMC=m
 CONFIG_SMC_DIAG=m
 CONFIG_INET=y
@@ -511,6 +512,7 @@ CONFIG_NLMON=m
 CONFIG_MLX4_EN=m
 CONFIG_MLX5_CORE=m
 CONFIG_MLX5_CORE_EN=y
+CONFIG_MLX5_ESWITCH=y
 # CONFIG_NET_VENDOR_MICREL is not set
 # CONFIG_NET_VENDOR_MICROCHIP is not set
 # CONFIG_NET_VENDOR_MICROSEMI is not set
diff --git a/arch/s390/configs/defconfig b/arch/s390/configs/defconfig
index 0056cab27372..1c750bfca2d8 100644
--- a/arch/s390/configs/defconfig
+++ b/arch/s390/configs/defconfig
@@ -109,6 +109,7 @@ CONFIG_UNIX=y
 CONFIG_UNIX_DIAG=m
 CONFIG_XFRM_USER=m
 CONFIG_NET_KEY=m
+CONFIG_NET_SWITCHDEV=y
 CONFIG_SMC=m
 CONFIG_SMC_DIAG=m
 CONFIG_INET=y
@@ -502,6 +503,7 @@ CONFIG_NLMON=m
 CONFIG_MLX4_EN=m
 CONFIG_MLX5_CORE=m
 CONFIG_MLX5_CORE_EN=y
+CONFIG_MLX5_ESWITCH=y
 # CONFIG_NET_VENDOR_MICREL is not set
 # CONFIG_NET_VENDOR_MICROCHIP is not set
 # CONFIG_NET_VENDOR_MICROSEMI is not set
diff --git a/arch/s390/kernel/ftrace.c b/arch/s390/kernel/ftrace.c
index 5510c7d10ddc..21d62d8b6b9a 100644
--- a/arch/s390/kernel/ftrace.c
+++ b/arch/s390/kernel/ftrace.c
@@ -290,7 +290,6 @@ void kprobe_ftrace_handler(unsigned long ip, unsigned long parent_ip,
 		return;
 
 	regs = ftrace_get_regs(fregs);
-	preempt_disable_notrace();
 	p = get_kprobe((kprobe_opcode_t *)ip);
 	if (unlikely(!p) || kprobe_disabled(p))
 		goto out;
@@ -318,7 +317,6 @@ void kprobe_ftrace_handler(unsigned long ip, unsigned long parent_ip,
 	}
 	__this_cpu_write(current_kprobe, NULL);
 out:
-	preempt_enable_notrace();
 	ftrace_test_recursion_unlock(bit);
 }
 NOKPROBE_SYMBOL(kprobe_ftrace_handler);
diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c
index 0df83ecaa2e0..cb7099682340 100644
--- a/arch/s390/kernel/irq.c
+++ b/arch/s390/kernel/irq.c
@@ -138,7 +138,7 @@ void noinstr do_io_irq(struct pt_regs *regs)
 	struct pt_regs *old_regs = set_irq_regs(regs);
 	int from_idle;
 
-	irq_enter();
+	irq_enter_rcu();
 
 	if (user_mode(regs)) {
 		update_timer_sys();
@@ -158,7 +158,8 @@ void noinstr do_io_irq(struct pt_regs *regs)
 			do_irq_async(regs, IO_INTERRUPT);
 	} while (MACHINE_IS_LPAR && irq_pending(regs));
 
-	irq_exit();
+	irq_exit_rcu();
+
 	set_irq_regs(old_regs);
 	irqentry_exit(regs, state);
 
@@ -172,7 +173,7 @@ void noinstr do_ext_irq(struct pt_regs *regs)
 	struct pt_regs *old_regs = set_irq_regs(regs);
 	int from_idle;
 
-	irq_enter();
+	irq_enter_rcu();
 
 	if (user_mode(regs)) {
 		update_timer_sys();
@@ -190,7 +191,7 @@ void noinstr do_ext_irq(struct pt_regs *regs)
 
 	do_irq_async(regs, EXT_INTERRUPT);
 
-	irq_exit();
+	irq_exit_rcu();
 	set_irq_regs(old_regs);
 	irqentry_exit(regs, state);
 
diff --git a/arch/s390/kernel/machine_kexec_file.c b/arch/s390/kernel/machine_kexec_file.c
index 9975ad200d74..8f43575a4dd3 100644
--- a/arch/s390/kernel/machine_kexec_file.c
+++ b/arch/s390/kernel/machine_kexec_file.c
@@ -7,6 +7,8 @@
  * Author(s): Philipp Rudo <prudo@linux.vnet.ibm.com>
  */
 
+#define pr_fmt(fmt)	"kexec: " fmt
+
 #include <linux/elf.h>
 #include <linux/errno.h>
 #include <linux/kexec.h>
@@ -290,8 +292,16 @@ int arch_kexec_apply_relocations_add(struct purgatory_info *pi,
 				     const Elf_Shdr *relsec,
 				     const Elf_Shdr *symtab)
 {
+	const char *strtab, *name, *shstrtab;
+	const Elf_Shdr *sechdrs;
 	Elf_Rela *relas;
 	int i, r_type;
+	int ret;
+
+	/* String & section header string table */
+	sechdrs = (void *)pi->ehdr + pi->ehdr->e_shoff;
+	strtab = (char *)pi->ehdr + sechdrs[symtab->sh_link].sh_offset;
+	shstrtab = (char *)pi->ehdr + sechdrs[pi->ehdr->e_shstrndx].sh_offset;
 
 	relas = (void *)pi->ehdr + relsec->sh_offset;
 
@@ -304,15 +314,27 @@ int arch_kexec_apply_relocations_add(struct purgatory_info *pi,
 		sym = (void *)pi->ehdr + symtab->sh_offset;
 		sym += ELF64_R_SYM(relas[i].r_info);
 
-		if (sym->st_shndx == SHN_UNDEF)
+		if (sym->st_name)
+			name = strtab + sym->st_name;
+		else
+			name = shstrtab + sechdrs[sym->st_shndx].sh_name;
+
+		if (sym->st_shndx == SHN_UNDEF) {
+			pr_err("Undefined symbol: %s\n", name);
 			return -ENOEXEC;
+		}
 
-		if (sym->st_shndx == SHN_COMMON)
+		if (sym->st_shndx == SHN_COMMON) {
+			pr_err("symbol '%s' in common section\n", name);
 			return -ENOEXEC;
+		}
 
 		if (sym->st_shndx >= pi->ehdr->e_shnum &&
-		    sym->st_shndx != SHN_ABS)
+		    sym->st_shndx != SHN_ABS) {
+			pr_err("Invalid section %d for symbol %s\n",
+			       sym->st_shndx, name);
 			return -ENOEXEC;
+		}
 
 		loc = pi->purgatory_buf;
 		loc += section->sh_offset;
@@ -326,7 +348,15 @@ int arch_kexec_apply_relocations_add(struct purgatory_info *pi,
 		addr = section->sh_addr + relas[i].r_offset;
 
 		r_type = ELF64_R_TYPE(relas[i].r_info);
-		arch_kexec_do_relocs(r_type, loc, val, addr);
+
+		if (r_type == R_390_PLT32DBL)
+			r_type = R_390_PC32DBL;
+
+		ret = arch_kexec_do_relocs(r_type, loc, val, addr);
+		if (ret) {
+			pr_err("Unknown rela relocation: %d\n", r_type);
+			return -ENOEXEC;
+		}
 	}
 	return 0;
 }
diff --git a/arch/x86/include/asm/kvm-x86-ops.h b/arch/x86/include/asm/kvm-x86-ops.h
index cefe1d81e2e8..9e50da3ed01a 100644
--- a/arch/x86/include/asm/kvm-x86-ops.h
+++ b/arch/x86/include/asm/kvm-x86-ops.h
@@ -47,6 +47,7 @@ KVM_X86_OP(set_dr7)
 KVM_X86_OP(cache_reg)
 KVM_X86_OP(get_rflags)
 KVM_X86_OP(set_rflags)
+KVM_X86_OP(get_if_flag)
 KVM_X86_OP(tlb_flush_all)
 KVM_X86_OP(tlb_flush_current)
 KVM_X86_OP_NULL(tlb_remote_flush)
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 2164b9f4c7b0..555f4de47ef2 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -1349,6 +1349,7 @@ struct kvm_x86_ops {
 	void (*cache_reg)(struct kvm_vcpu *vcpu, enum kvm_reg reg);
 	unsigned long (*get_rflags)(struct kvm_vcpu *vcpu);
 	void (*set_rflags)(struct kvm_vcpu *vcpu, unsigned long rflags);
+	bool (*get_if_flag)(struct kvm_vcpu *vcpu);
 
 	void (*tlb_flush_all)(struct kvm_vcpu *vcpu);
 	void (*tlb_flush_current)(struct kvm_vcpu *vcpu);
diff --git a/arch/x86/include/asm/pkru.h b/arch/x86/include/asm/pkru.h
index 4cd49afa0ca4..74f0a2d34ffd 100644
--- a/arch/x86/include/asm/pkru.h
+++ b/arch/x86/include/asm/pkru.h
@@ -4,8 +4,8 @@
 
 #include <asm/cpufeature.h>
 
-#define PKRU_AD_BIT 0x1
-#define PKRU_WD_BIT 0x2
+#define PKRU_AD_BIT 0x1u
+#define PKRU_WD_BIT 0x2u
 #define PKRU_BITS_PER_PKEY 2
 
 #ifdef CONFIG_X86_INTEL_MEMORY_PROTECTION_KEYS
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index 6a190c7f4d71..e04f5e6eb33f 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -713,9 +713,6 @@ static void __init early_reserve_memory(void)
 
 	early_reserve_initrd();
 
-	if (efi_enabled(EFI_BOOT))
-		efi_memblock_x86_reserve_range();
-
 	memblock_x86_reserve_range_setup_data();
 
 	reserve_ibft_region();
@@ -742,28 +739,6 @@ dump_kernel_offset(struct notifier_block *self, unsigned long v, void *p)
 	return 0;
 }
 
-static char * __init prepare_command_line(void)
-{
-#ifdef CONFIG_CMDLINE_BOOL
-#ifdef CONFIG_CMDLINE_OVERRIDE
-	strlcpy(boot_command_line, builtin_cmdline, COMMAND_LINE_SIZE);
-#else
-	if (builtin_cmdline[0]) {
-		/* append boot loader cmdline to builtin */
-		strlcat(builtin_cmdline, " ", COMMAND_LINE_SIZE);
-		strlcat(builtin_cmdline, boot_command_line, COMMAND_LINE_SIZE);
-		strlcpy(boot_command_line, builtin_cmdline, COMMAND_LINE_SIZE);
-	}
-#endif
-#endif
-
-	strlcpy(command_line, boot_command_line, COMMAND_LINE_SIZE);
-
-	parse_early_param();
-
-	return command_line;
-}
-
 /*
  * Determine if we were loaded by an EFI loader.  If so, then we have also been
  * passed the efi memmap, systab, etc., so we should use these data structures
@@ -853,23 +828,6 @@ void __init setup_arch(char **cmdline_p)
 	x86_init.oem.arch_setup();
 
 	/*
-	 * x86_configure_nx() is called before parse_early_param() (called by
-	 * prepare_command_line()) to detect whether hardware doesn't support
-	 * NX (so that the early EHCI debug console setup can safely call
-	 * set_fixmap()). It may then be called again from within noexec_setup()
-	 * during parsing early parameters to honor the respective command line
-	 * option.
-	 */
-	x86_configure_nx();
-
-	/*
-	 * This parses early params and it needs to run before
-	 * early_reserve_memory() because latter relies on such settings
-	 * supplied as early params.
-	 */
-	*cmdline_p = prepare_command_line();
-
-	/*
 	 * Do some memory reservations *before* memory is added to memblock, so
 	 * memblock allocations won't overwrite it.
 	 *
@@ -902,6 +860,36 @@ void __init setup_arch(char **cmdline_p)
 	bss_resource.start = __pa_symbol(__bss_start);
 	bss_resource.end = __pa_symbol(__bss_stop)-1;
 
+#ifdef CONFIG_CMDLINE_BOOL
+#ifdef CONFIG_CMDLINE_OVERRIDE
+	strlcpy(boot_command_line, builtin_cmdline, COMMAND_LINE_SIZE);
+#else
+	if (builtin_cmdline[0]) {
+		/* append boot loader cmdline to builtin */
+		strlcat(builtin_cmdline, " ", COMMAND_LINE_SIZE);
+		strlcat(builtin_cmdline, boot_command_line, COMMAND_LINE_SIZE);
+		strlcpy(boot_command_line, builtin_cmdline, COMMAND_LINE_SIZE);
+	}
+#endif
+#endif
+
+	strlcpy(command_line, boot_command_line, COMMAND_LINE_SIZE);
+	*cmdline_p = command_line;
+
+	/*
+	 * x86_configure_nx() is called before parse_early_param() to detect
+	 * whether hardware doesn't support NX (so that the early EHCI debug
+	 * console setup can safely call set_fixmap()). It may then be called
+	 * again from within noexec_setup() during parsing early parameters
+	 * to honor the respective command line option.
+	 */
+	x86_configure_nx();
+
+	parse_early_param();
+
+	if (efi_enabled(EFI_BOOT))
+		efi_memblock_x86_reserve_range();
+
 #ifdef CONFIG_MEMORY_HOTPLUG
 	/*
 	 * Memory used by the kernel cannot be hot-removed because Linux
diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index e2e1d012df22..fcdf3f8bb59a 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -3987,7 +3987,21 @@ out_retry:
 static bool is_page_fault_stale(struct kvm_vcpu *vcpu,
 				struct kvm_page_fault *fault, int mmu_seq)
 {
-	if (is_obsolete_sp(vcpu->kvm, to_shadow_page(vcpu->arch.mmu->root_hpa)))
+	struct kvm_mmu_page *sp = to_shadow_page(vcpu->arch.mmu->root_hpa);
+
+	/* Special roots, e.g. pae_root, are not backed by shadow pages. */
+	if (sp && is_obsolete_sp(vcpu->kvm, sp))
+		return true;
+
+	/*
+	 * Roots without an associated shadow page are considered invalid if
+	 * there is a pending request to free obsolete roots.  The request is
+	 * only a hint that the current root _may_ be obsolete and needs to be
+	 * reloaded, e.g. if the guest frees a PGD that KVM is tracking as a
+	 * previous root, then __kvm_mmu_prepare_zap_page() signals all vCPUs
+	 * to reload even if no vCPU is actively using the root.
+	 */
+	if (!sp && kvm_test_request(KVM_REQ_MMU_RELOAD, vcpu))
 		return true;
 
 	return fault->slot &&
diff --git a/arch/x86/kvm/mmu/tdp_iter.c b/arch/x86/kvm/mmu/tdp_iter.c
index b3ed302c1a35..caa96c270b95 100644
--- a/arch/x86/kvm/mmu/tdp_iter.c
+++ b/arch/x86/kvm/mmu/tdp_iter.c
@@ -26,6 +26,7 @@ static gfn_t round_gfn_for_level(gfn_t gfn, int level)
  */
 void tdp_iter_restart(struct tdp_iter *iter)
 {
+	iter->yielded = false;
 	iter->yielded_gfn = iter->next_last_level_gfn;
 	iter->level = iter->root_level;
 
@@ -160,6 +161,11 @@ static bool try_step_up(struct tdp_iter *iter)
  */
 void tdp_iter_next(struct tdp_iter *iter)
 {
+	if (iter->yielded) {
+		tdp_iter_restart(iter);
+		return;
+	}
+
 	if (try_step_down(iter))
 		return;
 
diff --git a/arch/x86/kvm/mmu/tdp_iter.h b/arch/x86/kvm/mmu/tdp_iter.h
index b1748b988d3a..e19cabbcb65c 100644
--- a/arch/x86/kvm/mmu/tdp_iter.h
+++ b/arch/x86/kvm/mmu/tdp_iter.h
@@ -45,6 +45,12 @@ struct tdp_iter {
 	 * iterator walks off the end of the paging structure.
 	 */
 	bool valid;
+	/*
+	 * True if KVM dropped mmu_lock and yielded in the middle of a walk, in
+	 * which case tdp_iter_next() needs to restart the walk at the root
+	 * level instead of advancing to the next entry.
+	 */
+	bool yielded;
 };
 
 /*
diff --git a/arch/x86/kvm/mmu/tdp_mmu.c b/arch/x86/kvm/mmu/tdp_mmu.c
index 1db8496259ad..1beb4ca90560 100644
--- a/arch/x86/kvm/mmu/tdp_mmu.c
+++ b/arch/x86/kvm/mmu/tdp_mmu.c
@@ -502,6 +502,8 @@ static inline bool tdp_mmu_set_spte_atomic(struct kvm *kvm,
 					   struct tdp_iter *iter,
 					   u64 new_spte)
 {
+	WARN_ON_ONCE(iter->yielded);
+
 	lockdep_assert_held_read(&kvm->mmu_lock);
 
 	/*
@@ -575,6 +577,8 @@ static inline void __tdp_mmu_set_spte(struct kvm *kvm, struct tdp_iter *iter,
 				      u64 new_spte, bool record_acc_track,
 				      bool record_dirty_log)
 {
+	WARN_ON_ONCE(iter->yielded);
+
 	lockdep_assert_held_write(&kvm->mmu_lock);
 
 	/*
@@ -640,18 +644,19 @@ static inline void tdp_mmu_set_spte_no_dirty_log(struct kvm *kvm,
  * If this function should yield and flush is set, it will perform a remote
  * TLB flush before yielding.
  *
- * If this function yields, it will also reset the tdp_iter's walk over the
- * paging structure and the calling function should skip to the next
- * iteration to allow the iterator to continue its traversal from the
- * paging structure root.
+ * If this function yields, iter->yielded is set and the caller must skip to
+ * the next iteration, where tdp_iter_next() will reset the tdp_iter's walk
+ * over the paging structures to allow the iterator to continue its traversal
+ * from the paging structure root.
  *
- * Return true if this function yielded and the iterator's traversal was reset.
- * Return false if a yield was not needed.
+ * Returns true if this function yielded.
  */
-static inline bool tdp_mmu_iter_cond_resched(struct kvm *kvm,
-					     struct tdp_iter *iter, bool flush,
-					     bool shared)
+static inline bool __must_check tdp_mmu_iter_cond_resched(struct kvm *kvm,
+							  struct tdp_iter *iter,
+							  bool flush, bool shared)
 {
+	WARN_ON(iter->yielded);
+
 	/* Ensure forward progress has been made before yielding. */
 	if (iter->next_last_level_gfn == iter->yielded_gfn)
 		return false;
@@ -671,12 +676,10 @@ static inline bool tdp_mmu_iter_cond_resched(struct kvm *kvm,
 
 		WARN_ON(iter->gfn > iter->next_last_level_gfn);
 
-		tdp_iter_restart(iter);
-
-		return true;
+		iter->yielded = true;
 	}
 
-	return false;
+	return iter->yielded;
 }
 
 /*
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index d0f68d11ec70..5151efa424ac 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -1585,6 +1585,15 @@ static void svm_set_rflags(struct kvm_vcpu *vcpu, unsigned long rflags)
 	to_svm(vcpu)->vmcb->save.rflags = rflags;
 }
 
+static bool svm_get_if_flag(struct kvm_vcpu *vcpu)
+{
+	struct vmcb *vmcb = to_svm(vcpu)->vmcb;
+
+	return sev_es_guest(vcpu->kvm)
+		? vmcb->control.int_state & SVM_GUEST_INTERRUPT_MASK
+		: kvm_get_rflags(vcpu) & X86_EFLAGS_IF;
+}
+
 static void svm_cache_reg(struct kvm_vcpu *vcpu, enum kvm_reg reg)
 {
 	switch (reg) {
@@ -3568,14 +3577,7 @@ bool svm_interrupt_blocked(struct kvm_vcpu *vcpu)
 	if (!gif_set(svm))
 		return true;
 
-	if (sev_es_guest(vcpu->kvm)) {
-		/*
-		 * SEV-ES guests to not expose RFLAGS. Use the VMCB interrupt mask
-		 * bit to determine the state of the IF flag.
-		 */
-		if (!(vmcb->control.int_state & SVM_GUEST_INTERRUPT_MASK))
-			return true;
-	} else if (is_guest_mode(vcpu)) {
+	if (is_guest_mode(vcpu)) {
 		/* As long as interrupts are being delivered...  */
 		if ((svm->nested.ctl.int_ctl & V_INTR_MASKING_MASK)
 		    ? !(svm->vmcb01.ptr->save.rflags & X86_EFLAGS_IF)
@@ -3586,7 +3588,7 @@ bool svm_interrupt_blocked(struct kvm_vcpu *vcpu)
 		if (nested_exit_on_intr(svm))
 			return false;
 	} else {
-		if (!(kvm_get_rflags(vcpu) & X86_EFLAGS_IF))
+		if (!svm_get_if_flag(vcpu))
 			return true;
 	}
 
@@ -4621,6 +4623,7 @@ static struct kvm_x86_ops svm_x86_ops __initdata = {
 	.cache_reg = svm_cache_reg,
 	.get_rflags = svm_get_rflags,
 	.set_rflags = svm_set_rflags,
+	.get_if_flag = svm_get_if_flag,
 
 	.tlb_flush_all = svm_flush_tlb,
 	.tlb_flush_current = svm_flush_tlb,
diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c
index 5aadad3e7367..0dbf94eb954f 100644
--- a/arch/x86/kvm/vmx/vmx.c
+++ b/arch/x86/kvm/vmx/vmx.c
@@ -1363,6 +1363,11 @@ void vmx_set_rflags(struct kvm_vcpu *vcpu, unsigned long rflags)
 		vmx->emulation_required = vmx_emulation_required(vcpu);
 }
 
+static bool vmx_get_if_flag(struct kvm_vcpu *vcpu)
+{
+	return vmx_get_rflags(vcpu) & X86_EFLAGS_IF;
+}
+
 u32 vmx_get_interrupt_shadow(struct kvm_vcpu *vcpu)
 {
 	u32 interruptibility = vmcs_read32(GUEST_INTERRUPTIBILITY_INFO);
@@ -3959,8 +3964,7 @@ static int vmx_deliver_posted_interrupt(struct kvm_vcpu *vcpu, int vector)
 	if (pi_test_and_set_on(&vmx->pi_desc))
 		return 0;
 
-	if (vcpu != kvm_get_running_vcpu() &&
-	    !kvm_vcpu_trigger_posted_interrupt(vcpu, false))
+	if (!kvm_vcpu_trigger_posted_interrupt(vcpu, false))
 		kvm_vcpu_kick(vcpu);
 
 	return 0;
@@ -5877,18 +5881,14 @@ static int __vmx_handle_exit(struct kvm_vcpu *vcpu, fastpath_t exit_fastpath)
 		vmx_flush_pml_buffer(vcpu);
 
 	/*
-	 * We should never reach this point with a pending nested VM-Enter, and
-	 * more specifically emulation of L2 due to invalid guest state (see
-	 * below) should never happen as that means we incorrectly allowed a
-	 * nested VM-Enter with an invalid vmcs12.
+	 * KVM should never reach this point with a pending nested VM-Enter.
+	 * More specifically, short-circuiting VM-Entry to emulate L2 due to
+	 * invalid guest state should never happen as that means KVM knowingly
+	 * allowed a nested VM-Enter with an invalid vmcs12.  More below.
 	 */
 	if (KVM_BUG_ON(vmx->nested.nested_run_pending, vcpu->kvm))
 		return -EIO;
 
-	/* If guest state is invalid, start emulating */
-	if (vmx->emulation_required)
-		return handle_invalid_guest_state(vcpu);
-
 	if (is_guest_mode(vcpu)) {
 		/*
 		 * PML is never enabled when running L2, bail immediately if a
@@ -5910,10 +5910,30 @@ static int __vmx_handle_exit(struct kvm_vcpu *vcpu, fastpath_t exit_fastpath)
 		 */
 		nested_mark_vmcs12_pages_dirty(vcpu);
 
+		/*
+		 * Synthesize a triple fault if L2 state is invalid.  In normal
+		 * operation, nested VM-Enter rejects any attempt to enter L2
+		 * with invalid state.  However, those checks are skipped if
+		 * state is being stuffed via RSM or KVM_SET_NESTED_STATE.  If
+		 * L2 state is invalid, it means either L1 modified SMRAM state
+		 * or userspace provided bad state.  Synthesize TRIPLE_FAULT as
+		 * doing so is architecturally allowed in the RSM case, and is
+		 * the least awful solution for the userspace case without
+		 * risking false positives.
+		 */
+		if (vmx->emulation_required) {
+			nested_vmx_vmexit(vcpu, EXIT_REASON_TRIPLE_FAULT, 0, 0);
+			return 1;
+		}
+
 		if (nested_vmx_reflect_vmexit(vcpu))
 			return 1;
 	}
 
+	/* If guest state is invalid, start emulating.  L2 is handled above. */
+	if (vmx->emulation_required)
+		return handle_invalid_guest_state(vcpu);
+
 	if (exit_reason.failed_vmentry) {
 		dump_vmcs(vcpu);
 		vcpu->run->exit_reason = KVM_EXIT_FAIL_ENTRY;
@@ -6608,9 +6628,7 @@ static fastpath_t vmx_vcpu_run(struct kvm_vcpu *vcpu)
 	 * consistency check VM-Exit due to invalid guest state and bail.
 	 */
 	if (unlikely(vmx->emulation_required)) {
-
-		/* We don't emulate invalid state of a nested guest */
-		vmx->fail = is_guest_mode(vcpu);
+		vmx->fail = 0;
 
 		vmx->exit_reason.full = EXIT_REASON_INVALID_STATE;
 		vmx->exit_reason.failed_vmentry = 1;
@@ -7579,6 +7597,7 @@ static struct kvm_x86_ops vmx_x86_ops __initdata = {
 	.cache_reg = vmx_cache_reg,
 	.get_rflags = vmx_get_rflags,
 	.set_rflags = vmx_set_rflags,
+	.get_if_flag = vmx_get_if_flag,
 
 	.tlb_flush_all = vmx_flush_tlb_all,
 	.tlb_flush_current = vmx_flush_tlb_current,
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 0cf1082455df..e50e97ac4408 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1331,7 +1331,7 @@ static const u32 msrs_to_save_all[] = {
 	MSR_IA32_UMWAIT_CONTROL,
 
 	MSR_ARCH_PERFMON_FIXED_CTR0, MSR_ARCH_PERFMON_FIXED_CTR1,
-	MSR_ARCH_PERFMON_FIXED_CTR0 + 2, MSR_ARCH_PERFMON_FIXED_CTR0 + 3,
+	MSR_ARCH_PERFMON_FIXED_CTR0 + 2,
 	MSR_CORE_PERF_FIXED_CTR_CTRL, MSR_CORE_PERF_GLOBAL_STATUS,
 	MSR_CORE_PERF_GLOBAL_CTRL, MSR_CORE_PERF_GLOBAL_OVF_CTRL,
 	MSR_ARCH_PERFMON_PERFCTR0, MSR_ARCH_PERFMON_PERFCTR1,
@@ -3413,7 +3413,7 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
 
 		if (!msr_info->host_initiated)
 			return 1;
-		if (guest_cpuid_has(vcpu, X86_FEATURE_PDCM) && kvm_get_msr_feature(&msr_ent))
+		if (kvm_get_msr_feature(&msr_ent))
 			return 1;
 		if (data & ~msr_ent.data)
 			return 1;
@@ -9001,14 +9001,7 @@ static void post_kvm_run_save(struct kvm_vcpu *vcpu)
 {
 	struct kvm_run *kvm_run = vcpu->run;
 
-	/*
-	 * if_flag is obsolete and useless, so do not bother
-	 * setting it for SEV-ES guests.  Userspace can just
-	 * use kvm_run->ready_for_interrupt_injection.
-	 */
-	kvm_run->if_flag = !vcpu->arch.guest_state_protected
-		&& (kvm_get_rflags(vcpu) & X86_EFLAGS_IF) != 0;
-
+	kvm_run->if_flag = static_call(kvm_x86_get_if_flag)(vcpu);
 	kvm_run->cr8 = kvm_get_cr8(vcpu);
 	kvm_run->apic_base = kvm_get_apic_base(vcpu);
 
diff --git a/arch/x86/net/bpf_jit_comp.c b/arch/x86/net/bpf_jit_comp.c
index 726700fabca6..bafe36e69227 100644
--- a/arch/x86/net/bpf_jit_comp.c
+++ b/arch/x86/net/bpf_jit_comp.c
@@ -1252,19 +1252,54 @@ st:			if (is_imm8(insn->off))
 		case BPF_LDX | BPF_MEM | BPF_DW:
 		case BPF_LDX | BPF_PROBE_MEM | BPF_DW:
 			if (BPF_MODE(insn->code) == BPF_PROBE_MEM) {
-				/* test src_reg, src_reg */
-				maybe_emit_mod(&prog, src_reg, src_reg, true); /* always 1 byte */
-				EMIT2(0x85, add_2reg(0xC0, src_reg, src_reg));
-				/* jne start_of_ldx */
-				EMIT2(X86_JNE, 0);
+				/* Though the verifier prevents negative insn->off in BPF_PROBE_MEM
+				 * add abs(insn->off) to the limit to make sure that negative
+				 * offset won't be an issue.
+				 * insn->off is s16, so it won't affect valid pointers.
+				 */
+				u64 limit = TASK_SIZE_MAX + PAGE_SIZE + abs(insn->off);
+				u8 *end_of_jmp1, *end_of_jmp2;
+
+				/* Conservatively check that src_reg + insn->off is a kernel address:
+				 * 1. src_reg + insn->off >= limit
+				 * 2. src_reg + insn->off doesn't become small positive.
+				 * Cannot do src_reg + insn->off >= limit in one branch,
+				 * since it needs two spare registers, but JIT has only one.
+				 */
+
+				/* movabsq r11, limit */
+				EMIT2(add_1mod(0x48, AUX_REG), add_1reg(0xB8, AUX_REG));
+				EMIT((u32)limit, 4);
+				EMIT(limit >> 32, 4);
+				/* cmp src_reg, r11 */
+				maybe_emit_mod(&prog, src_reg, AUX_REG, true);
+				EMIT2(0x39, add_2reg(0xC0, src_reg, AUX_REG));
+				/* if unsigned '<' goto end_of_jmp2 */
+				EMIT2(X86_JB, 0);
+				end_of_jmp1 = prog;
+
+				/* mov r11, src_reg */
+				emit_mov_reg(&prog, true, AUX_REG, src_reg);
+				/* add r11, insn->off */
+				maybe_emit_1mod(&prog, AUX_REG, true);
+				EMIT2_off32(0x81, add_1reg(0xC0, AUX_REG), insn->off);
+				/* jmp if not carry to start_of_ldx
+				 * Otherwise ERR_PTR(-EINVAL) + 128 will be the user addr
+				 * that has to be rejected.
+				 */
+				EMIT2(0x73 /* JNC */, 0);
+				end_of_jmp2 = prog;
+
 				/* xor dst_reg, dst_reg */
 				emit_mov_imm32(&prog, false, dst_reg, 0);
 				/* jmp byte_after_ldx */
 				EMIT2(0xEB, 0);
 
-				/* populate jmp_offset for JNE above */
-				temp[4] = prog - temp - 5 /* sizeof(test + jne) */;
+				/* populate jmp_offset for JB above to jump to xor dst_reg */
+				end_of_jmp1[-1] = end_of_jmp2 - end_of_jmp1;
+				/* populate jmp_offset for JNC above to jump to start_of_ldx */
 				start_of_ldx = prog;
+				end_of_jmp2[-1] = start_of_ldx - end_of_jmp2;
 			}
 			emit_ldx(&prog, BPF_SIZE(insn->code), dst_reg, src_reg, insn->off);
 			if (BPF_MODE(insn->code) == BPF_PROBE_MEM) {
@@ -1305,7 +1340,7 @@ st:			if (is_imm8(insn->off))
 				 * End result: x86 insn "mov rbx, qword ptr [rax+0x14]"
 				 * of 4 bytes will be ignored and rbx will be zero inited.
 				 */
-				ex->fixup = (prog - temp) | (reg2pt_regs[dst_reg] << 8);
+				ex->fixup = (prog - start_of_ldx) | (reg2pt_regs[dst_reg] << 8);
 			}
 			break;