Linux patch 5.5.45.5-6

Signed-off-by: Mike Pagano <mpagano@gentoo.org>

2 files changed, 4389 insertions, 0 deletions

diff --git a/0000_README b/0000_README
index d7385d1a..567c784c 100644
--- a/0000_README
+++ b/0000_README
@@ -55,6 +55,10 @@ Patch:  1002_linux-5.5.3.patch
 From:   http://www.kernel.org
 Desc:   Linux 5.5.3
 
+Patch:  1003_linux-5.5.4.patch
+From:   http://www.kernel.org
+Desc:   Linux 5.5.4
+
 Patch:  1500_XATTR_USER_PREFIX.patch
 From:   https://bugs.gentoo.org/show_bug.cgi?id=470644
 Desc:   Support for namespace user.pax.* on tmpfs.
diff --git a/1003_linux-5.5.4.patch b/1003_linux-5.5.4.patch
new file mode 100644
index 00000000..1390447e
--- /dev/null
+++ b/1003_linux-5.5.4.patch
@@ -0,0 +1,4385 @@
+diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7606.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ad7606.yaml
+index 6eb33207a167..5117ad68a584 100644
+--- a/Documentation/devicetree/bindings/iio/adc/adi,ad7606.yaml
++++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7606.yaml
+@@ -82,7 +82,7 @@ properties:
+       Must be the device tree identifier of the over-sampling
+       mode pins. As the line is active high, it should be marked
+       GPIO_ACTIVE_HIGH.
+-    maxItems: 1
++    maxItems: 3
+ 
+   adi,sw-mode:
+     description:
+@@ -125,9 +125,9 @@ examples:
+                 adi,conversion-start-gpios = <&gpio 17 GPIO_ACTIVE_HIGH>;
+                 reset-gpios = <&gpio 27 GPIO_ACTIVE_HIGH>;
+                 adi,first-data-gpios = <&gpio 22 GPIO_ACTIVE_HIGH>;
+-                adi,oversampling-ratio-gpios = <&gpio 18 GPIO_ACTIVE_HIGH
+-                                                &gpio 23 GPIO_ACTIVE_HIGH
+-                                                &gpio 26 GPIO_ACTIVE_HIGH>;
++                adi,oversampling-ratio-gpios = <&gpio 18 GPIO_ACTIVE_HIGH>,
++                                               <&gpio 23 GPIO_ACTIVE_HIGH>,
++                                               <&gpio 26 GPIO_ACTIVE_HIGH>;
+                 standby-gpios = <&gpio 24 GPIO_ACTIVE_LOW>;
+                 adi,sw-mode;
+         };
+diff --git a/Makefile b/Makefile
+index fdaa1e262320..62f956e9c81d 100644
+--- a/Makefile
++++ b/Makefile
+@@ -1,7 +1,7 @@
+ # SPDX-License-Identifier: GPL-2.0
+ VERSION = 5
+ PATCHLEVEL = 5
+-SUBLEVEL = 3
++SUBLEVEL = 4
+ EXTRAVERSION =
+ NAME = Kleptomaniac Octopus
+ 
+diff --git a/arch/arc/boot/dts/axs10x_mb.dtsi b/arch/arc/boot/dts/axs10x_mb.dtsi
+index f9a5c9ddcae7..1d109b06e7d8 100644
+--- a/arch/arc/boot/dts/axs10x_mb.dtsi
++++ b/arch/arc/boot/dts/axs10x_mb.dtsi
+@@ -78,6 +78,7 @@
+ 			interrupt-names = "macirq";
+ 			phy-mode = "rgmii";
+ 			snps,pbl = < 32 >;
++			snps,multicast-filter-bins = <256>;
+ 			clocks = <&apbclk>;
+ 			clock-names = "stmmaceth";
+ 			max-speed = <100>;
+diff --git a/arch/arm/boot/dts/am43xx-clocks.dtsi b/arch/arm/boot/dts/am43xx-clocks.dtsi
+index 091356f2a8c1..c726cd8dbdf1 100644
+--- a/arch/arm/boot/dts/am43xx-clocks.dtsi
++++ b/arch/arm/boot/dts/am43xx-clocks.dtsi
+@@ -704,6 +704,60 @@
+ 		ti,bit-shift = <8>;
+ 		reg = <0x2a48>;
+ 	};
++
++	clkout1_osc_div_ck: clkout1-osc-div-ck {
++		#clock-cells = <0>;
++		compatible = "ti,divider-clock";
++		clocks = <&sys_clkin_ck>;
++		ti,bit-shift = <20>;
++		ti,max-div = <4>;
++		reg = <0x4100>;
++	};
++
++	clkout1_src2_mux_ck: clkout1-src2-mux-ck {
++		#clock-cells = <0>;
++		compatible = "ti,mux-clock";
++		clocks = <&clk_rc32k_ck>, <&sysclk_div>, <&dpll_ddr_m2_ck>,
++			 <&dpll_per_m2_ck>, <&dpll_disp_m2_ck>,
++			 <&dpll_mpu_m2_ck>;
++		reg = <0x4100>;
++	};
++
++	clkout1_src2_pre_div_ck: clkout1-src2-pre-div-ck {
++		#clock-cells = <0>;
++		compatible = "ti,divider-clock";
++		clocks = <&clkout1_src2_mux_ck>;
++		ti,bit-shift = <4>;
++		ti,max-div = <8>;
++		reg = <0x4100>;
++	};
++
++	clkout1_src2_post_div_ck: clkout1-src2-post-div-ck {
++		#clock-cells = <0>;
++		compatible = "ti,divider-clock";
++		clocks = <&clkout1_src2_pre_div_ck>;
++		ti,bit-shift = <8>;
++		ti,max-div = <32>;
++		ti,index-power-of-two;
++		reg = <0x4100>;
++	};
++
++	clkout1_mux_ck: clkout1-mux-ck {
++		#clock-cells = <0>;
++		compatible = "ti,mux-clock";
++		clocks = <&clkout1_osc_div_ck>, <&clk_rc32k_ck>,
++			 <&clkout1_src2_post_div_ck>, <&dpll_extdev_m2_ck>;
++		ti,bit-shift = <16>;
++		reg = <0x4100>;
++	};
++
++	clkout1_ck: clkout1-ck {
++		#clock-cells = <0>;
++		compatible = "ti,gate-clock";
++		clocks = <&clkout1_mux_ck>;
++		ti,bit-shift = <23>;
++		reg = <0x4100>;
++	};
+ };
+ 
+ &prcm {
+diff --git a/arch/arm/boot/dts/at91sam9260.dtsi b/arch/arm/boot/dts/at91sam9260.dtsi
+index dee9c0c8a096..16c6fd3c4246 100644
+--- a/arch/arm/boot/dts/at91sam9260.dtsi
++++ b/arch/arm/boot/dts/at91sam9260.dtsi
+@@ -187,7 +187,7 @@
+ 				usart0 {
+ 					pinctrl_usart0: usart0-0 {
+ 						atmel,pins =
+-							<AT91_PIOB 4 AT91_PERIPH_A AT91_PINCTRL_NONE
++							<AT91_PIOB 4 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+ 							 AT91_PIOB 5 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+@@ -221,7 +221,7 @@
+ 				usart1 {
+ 					pinctrl_usart1: usart1-0 {
+ 						atmel,pins =
+-							<AT91_PIOB 6 AT91_PERIPH_A AT91_PINCTRL_NONE
++							<AT91_PIOB 6 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+ 							 AT91_PIOB 7 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+@@ -239,7 +239,7 @@
+ 				usart2 {
+ 					pinctrl_usart2: usart2-0 {
+ 						atmel,pins =
+-							<AT91_PIOB 8 AT91_PERIPH_A AT91_PINCTRL_NONE
++							<AT91_PIOB 8 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+ 							 AT91_PIOB 9 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+@@ -257,7 +257,7 @@
+ 				usart3 {
+ 					pinctrl_usart3: usart3-0 {
+ 						atmel,pins =
+-							<AT91_PIOB 10 AT91_PERIPH_A AT91_PINCTRL_NONE
++							<AT91_PIOB 10 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+ 							 AT91_PIOB 11 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+@@ -275,7 +275,7 @@
+ 				uart0 {
+ 					pinctrl_uart0: uart0-0 {
+ 						atmel,pins =
+-							<AT91_PIOA 31 AT91_PERIPH_B AT91_PINCTRL_NONE
++							<AT91_PIOA 31 AT91_PERIPH_B AT91_PINCTRL_PULL_UP
+ 							 AT91_PIOA 30 AT91_PERIPH_B AT91_PINCTRL_PULL_UP>;
+ 					};
+ 				};
+@@ -283,7 +283,7 @@
+ 				uart1 {
+ 					pinctrl_uart1: uart1-0 {
+ 						atmel,pins =
+-							<AT91_PIOB 12 AT91_PERIPH_A AT91_PINCTRL_NONE
++							<AT91_PIOB 12 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+ 							 AT91_PIOB 13 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 				};
+diff --git a/arch/arm/boot/dts/at91sam9261.dtsi b/arch/arm/boot/dts/at91sam9261.dtsi
+index dba025a98527..5ed3d745ac86 100644
+--- a/arch/arm/boot/dts/at91sam9261.dtsi
++++ b/arch/arm/boot/dts/at91sam9261.dtsi
+@@ -329,7 +329,7 @@
+ 				usart0 {
+ 					pinctrl_usart0: usart0-0 {
+ 						atmel,pins =
+-							<AT91_PIOC 8 AT91_PERIPH_A AT91_PINCTRL_NONE>,
++							<AT91_PIOC 8 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
+ 							<AT91_PIOC 9 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+@@ -347,7 +347,7 @@
+ 				usart1 {
+ 					pinctrl_usart1: usart1-0 {
+ 						atmel,pins =
+-							<AT91_PIOC 12 AT91_PERIPH_A AT91_PINCTRL_NONE>,
++							<AT91_PIOC 12 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
+ 							<AT91_PIOC 13 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+@@ -365,7 +365,7 @@
+ 				usart2 {
+ 					pinctrl_usart2: usart2-0 {
+ 						atmel,pins =
+-							<AT91_PIOC 14 AT91_PERIPH_A AT91_PINCTRL_NONE>,
++							<AT91_PIOC 14 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
+ 							<AT91_PIOC 15 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+diff --git a/arch/arm/boot/dts/at91sam9263.dtsi b/arch/arm/boot/dts/at91sam9263.dtsi
+index 99678abdda93..5c990cfae254 100644
+--- a/arch/arm/boot/dts/at91sam9263.dtsi
++++ b/arch/arm/boot/dts/at91sam9263.dtsi
+@@ -183,7 +183,7 @@
+ 				usart0 {
+ 					pinctrl_usart0: usart0-0 {
+ 						atmel,pins =
+-							<AT91_PIOA 26 AT91_PERIPH_A AT91_PINCTRL_NONE
++							<AT91_PIOA 26 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+ 							 AT91_PIOA 27 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+@@ -201,7 +201,7 @@
+ 				usart1 {
+ 					pinctrl_usart1: usart1-0 {
+ 						atmel,pins =
+-							<AT91_PIOD 0 AT91_PERIPH_A AT91_PINCTRL_NONE
++							<AT91_PIOD 0 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+ 							 AT91_PIOD 1 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+@@ -219,7 +219,7 @@
+ 				usart2 {
+ 					pinctrl_usart2: usart2-0 {
+ 						atmel,pins =
+-							<AT91_PIOD 2 AT91_PERIPH_A AT91_PINCTRL_NONE
++							<AT91_PIOD 2 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+ 							 AT91_PIOD 3 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+diff --git a/arch/arm/boot/dts/at91sam9g45.dtsi b/arch/arm/boot/dts/at91sam9g45.dtsi
+index 691c95ea6175..fd179097a4bf 100644
+--- a/arch/arm/boot/dts/at91sam9g45.dtsi
++++ b/arch/arm/boot/dts/at91sam9g45.dtsi
+@@ -556,7 +556,7 @@
+ 				usart0 {
+ 					pinctrl_usart0: usart0-0 {
+ 						atmel,pins =
+-							<AT91_PIOB 19 AT91_PERIPH_A AT91_PINCTRL_NONE
++							<AT91_PIOB 19 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+ 							 AT91_PIOB 18 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+@@ -574,7 +574,7 @@
+ 				usart1 {
+ 					pinctrl_usart1: usart1-0 {
+ 						atmel,pins =
+-							<AT91_PIOB 4 AT91_PERIPH_A AT91_PINCTRL_NONE
++							<AT91_PIOB 4 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+ 							 AT91_PIOB 5 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+@@ -592,7 +592,7 @@
+ 				usart2 {
+ 					pinctrl_usart2: usart2-0 {
+ 						atmel,pins =
+-							<AT91_PIOB 6 AT91_PERIPH_A AT91_PINCTRL_NONE
++							<AT91_PIOB 6 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+ 							 AT91_PIOB 7 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+@@ -610,7 +610,7 @@
+ 				usart3 {
+ 					pinctrl_usart3: usart3-0 {
+ 						atmel,pins =
+-							<AT91_PIOB 8 AT91_PERIPH_A AT91_PINCTRL_NONE
++							<AT91_PIOB 8 AT91_PERIPH_A AT91_PINCTRL_PULL_UP
+ 							 AT91_PIOB 9 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+diff --git a/arch/arm/boot/dts/at91sam9rl.dtsi b/arch/arm/boot/dts/at91sam9rl.dtsi
+index 8643b7151565..ea024e4b6e09 100644
+--- a/arch/arm/boot/dts/at91sam9rl.dtsi
++++ b/arch/arm/boot/dts/at91sam9rl.dtsi
+@@ -682,7 +682,7 @@
+ 				usart0 {
+ 					pinctrl_usart0: usart0-0 {
+ 						atmel,pins =
+-							<AT91_PIOA 6 AT91_PERIPH_A AT91_PINCTRL_NONE>,
++							<AT91_PIOA 6 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
+ 							<AT91_PIOA 7 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+@@ -721,7 +721,7 @@
+ 				usart1 {
+ 					pinctrl_usart1: usart1-0 {
+ 						atmel,pins =
+-							<AT91_PIOA 11 AT91_PERIPH_A AT91_PINCTRL_NONE>,
++							<AT91_PIOA 11 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
+ 							<AT91_PIOA 12 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+@@ -744,7 +744,7 @@
+ 				usart2 {
+ 					pinctrl_usart2: usart2-0 {
+ 						atmel,pins =
+-							<AT91_PIOA 13 AT91_PERIPH_A AT91_PINCTRL_NONE>,
++							<AT91_PIOA 13 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
+ 							<AT91_PIOA 14 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+@@ -767,7 +767,7 @@
+ 				usart3 {
+ 					pinctrl_usart3: usart3-0 {
+ 						atmel,pins =
+-							<AT91_PIOB 0 AT91_PERIPH_A AT91_PINCTRL_NONE>,
++							<AT91_PIOB 0 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>,
+ 							<AT91_PIOB 1 AT91_PERIPH_A AT91_PINCTRL_PULL_UP>;
+ 					};
+ 
+diff --git a/arch/arm/boot/dts/meson8.dtsi b/arch/arm/boot/dts/meson8.dtsi
+index 3c534cd50ee3..db2033f674c6 100644
+--- a/arch/arm/boot/dts/meson8.dtsi
++++ b/arch/arm/boot/dts/meson8.dtsi
+@@ -129,8 +129,8 @@
+ 	gpu_opp_table: gpu-opp-table {
+ 		compatible = "operating-points-v2";
+ 
+-		opp-182150000 {
+-			opp-hz = /bits/ 64 <182150000>;
++		opp-182142857 {
++			opp-hz = /bits/ 64 <182142857>;
+ 			opp-microvolt = <1150000>;
+ 		};
+ 		opp-318750000 {
+diff --git a/arch/arm/boot/dts/meson8b.dtsi b/arch/arm/boot/dts/meson8b.dtsi
+index 099bf8e711c9..1e8c5d7bc824 100644
+--- a/arch/arm/boot/dts/meson8b.dtsi
++++ b/arch/arm/boot/dts/meson8b.dtsi
+@@ -125,8 +125,8 @@
+ 			opp-hz = /bits/ 64 <255000000>;
+ 			opp-microvolt = <1100000>;
+ 		};
+-		opp-364300000 {
+-			opp-hz = /bits/ 64 <364300000>;
++		opp-364285714 {
++			opp-hz = /bits/ 64 <364285714>;
+ 			opp-microvolt = <1100000>;
+ 		};
+ 		opp-425000000 {
+diff --git a/arch/arm/boot/dts/sama5d3.dtsi b/arch/arm/boot/dts/sama5d3.dtsi
+index f770aace0efd..203d40be70a5 100644
+--- a/arch/arm/boot/dts/sama5d3.dtsi
++++ b/arch/arm/boot/dts/sama5d3.dtsi
+@@ -1188,49 +1188,49 @@
+ 					usart0_clk: usart0_clk {
+ 						#clock-cells = <0>;
+ 						reg = <12>;
+-						atmel,clk-output-range = <0 66000000>;
++						atmel,clk-output-range = <0 83000000>;
+ 					};
+ 
+ 					usart1_clk: usart1_clk {
+ 						#clock-cells = <0>;
+ 						reg = <13>;
+-						atmel,clk-output-range = <0 66000000>;
++						atmel,clk-output-range = <0 83000000>;
+ 					};
+ 
+ 					usart2_clk: usart2_clk {
+ 						#clock-cells = <0>;
+ 						reg = <14>;
+-						atmel,clk-output-range = <0 66000000>;
++						atmel,clk-output-range = <0 83000000>;
+ 					};
+ 
+ 					usart3_clk: usart3_clk {
+ 						#clock-cells = <0>;
+ 						reg = <15>;
+-						atmel,clk-output-range = <0 66000000>;
++						atmel,clk-output-range = <0 83000000>;
+ 					};
+ 
+ 					uart0_clk: uart0_clk {
+ 						#clock-cells = <0>;
+ 						reg = <16>;
+-						atmel,clk-output-range = <0 66000000>;
++						atmel,clk-output-range = <0 83000000>;
+ 					};
+ 
+ 					twi0_clk: twi0_clk {
+ 						reg = <18>;
+ 						#clock-cells = <0>;
+-						atmel,clk-output-range = <0 16625000>;
++						atmel,clk-output-range = <0 41500000>;
+ 					};
+ 
+ 					twi1_clk: twi1_clk {
+ 						#clock-cells = <0>;
+ 						reg = <19>;
+-						atmel,clk-output-range = <0 16625000>;
++						atmel,clk-output-range = <0 41500000>;
+ 					};
+ 
+ 					twi2_clk: twi2_clk {
+ 						#clock-cells = <0>;
+ 						reg = <20>;
+-						atmel,clk-output-range = <0 16625000>;
++						atmel,clk-output-range = <0 41500000>;
+ 					};
+ 
+ 					mci0_clk: mci0_clk {
+@@ -1246,19 +1246,19 @@
+ 					spi0_clk: spi0_clk {
+ 						#clock-cells = <0>;
+ 						reg = <24>;
+-						atmel,clk-output-range = <0 133000000>;
++						atmel,clk-output-range = <0 166000000>;
+ 					};
+ 
+ 					spi1_clk: spi1_clk {
+ 						#clock-cells = <0>;
+ 						reg = <25>;
+-						atmel,clk-output-range = <0 133000000>;
++						atmel,clk-output-range = <0 166000000>;
+ 					};
+ 
+ 					tcb0_clk: tcb0_clk {
+ 						#clock-cells = <0>;
+ 						reg = <26>;
+-						atmel,clk-output-range = <0 133000000>;
++						atmel,clk-output-range = <0 166000000>;
+ 					};
+ 
+ 					pwm_clk: pwm_clk {
+@@ -1269,7 +1269,7 @@
+ 					adc_clk: adc_clk {
+ 						#clock-cells = <0>;
+ 						reg = <29>;
+-						atmel,clk-output-range = <0 66000000>;
++						atmel,clk-output-range = <0 83000000>;
+ 					};
+ 
+ 					dma0_clk: dma0_clk {
+@@ -1300,13 +1300,13 @@
+ 					ssc0_clk: ssc0_clk {
+ 						#clock-cells = <0>;
+ 						reg = <38>;
+-						atmel,clk-output-range = <0 66000000>;
++						atmel,clk-output-range = <0 83000000>;
+ 					};
+ 
+ 					ssc1_clk: ssc1_clk {
+ 						#clock-cells = <0>;
+ 						reg = <39>;
+-						atmel,clk-output-range = <0 66000000>;
++						atmel,clk-output-range = <0 83000000>;
+ 					};
+ 
+ 					sha_clk: sha_clk {
+diff --git a/arch/arm/boot/dts/sama5d3_can.dtsi b/arch/arm/boot/dts/sama5d3_can.dtsi
+index cf06a018ed0f..2470dd3fff25 100644
+--- a/arch/arm/boot/dts/sama5d3_can.dtsi
++++ b/arch/arm/boot/dts/sama5d3_can.dtsi
+@@ -36,13 +36,13 @@
+ 					can0_clk: can0_clk {
+ 						#clock-cells = <0>;
+ 						reg = <40>;
+-						atmel,clk-output-range = <0 66000000>;
++						atmel,clk-output-range = <0 83000000>;
+ 					};
+ 
+ 					can1_clk: can1_clk {
+ 						#clock-cells = <0>;
+ 						reg = <41>;
+-						atmel,clk-output-range = <0 66000000>;
++						atmel,clk-output-range = <0 83000000>;
+ 					};
+ 				};
+ 			};
+diff --git a/arch/arm/boot/dts/sama5d3_tcb1.dtsi b/arch/arm/boot/dts/sama5d3_tcb1.dtsi
+index 1584035daf51..215802b8db30 100644
+--- a/arch/arm/boot/dts/sama5d3_tcb1.dtsi
++++ b/arch/arm/boot/dts/sama5d3_tcb1.dtsi
+@@ -22,6 +22,7 @@
+ 					tcb1_clk: tcb1_clk {
+ 						#clock-cells = <0>;
+ 						reg = <27>;
++						atmel,clk-output-range = <0 166000000>;
+ 					};
+ 				};
+ 			};
+diff --git a/arch/arm/boot/dts/sama5d3_uart.dtsi b/arch/arm/boot/dts/sama5d3_uart.dtsi
+index 4316bdbdc25d..cb62adbd28ed 100644
+--- a/arch/arm/boot/dts/sama5d3_uart.dtsi
++++ b/arch/arm/boot/dts/sama5d3_uart.dtsi
+@@ -41,13 +41,13 @@
+ 					uart0_clk: uart0_clk {
+ 						#clock-cells = <0>;
+ 						reg = <16>;
+-						atmel,clk-output-range = <0 66000000>;
++						atmel,clk-output-range = <0 83000000>;
+ 					};
+ 
+ 					uart1_clk: uart1_clk {
+ 						#clock-cells = <0>;
+ 						reg = <17>;
+-						atmel,clk-output-range = <0 66000000>;
++						atmel,clk-output-range = <0 83000000>;
+ 					};
+ 				};
+ 			};
+diff --git a/arch/arm/crypto/chacha-glue.c b/arch/arm/crypto/chacha-glue.c
+index 6ebbb2b241d2..6fdb0ac62b3d 100644
+--- a/arch/arm/crypto/chacha-glue.c
++++ b/arch/arm/crypto/chacha-glue.c
+@@ -115,7 +115,7 @@ static int chacha_stream_xor(struct skcipher_request *req,
+ 		if (nbytes < walk.total)
+ 			nbytes = round_down(nbytes, walk.stride);
+ 
+-		if (!neon) {
++		if (!IS_ENABLED(CONFIG_KERNEL_MODE_NEON) || !neon) {
+ 			chacha_doarm(walk.dst.virt.addr, walk.src.virt.addr,
+ 				     nbytes, state, ctx->nrounds);
+ 			state[12] += DIV_ROUND_UP(nbytes, CHACHA_BLOCK_SIZE);
+@@ -159,7 +159,7 @@ static int do_xchacha(struct skcipher_request *req, bool neon)
+ 
+ 	chacha_init_generic(state, ctx->key, req->iv);
+ 
+-	if (!neon) {
++	if (!IS_ENABLED(CONFIG_KERNEL_MODE_NEON) || !neon) {
+ 		hchacha_block_arm(state, subctx.key, ctx->nrounds);
+ 	} else {
+ 		kernel_neon_begin();
+diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c
+index d5af6aedc02c..52665f30d236 100644
+--- a/arch/arm/mach-at91/pm.c
++++ b/arch/arm/mach-at91/pm.c
+@@ -691,6 +691,12 @@ static void __init at91_pm_use_default_mode(int pm_mode)
+ 		soc_pm.data.suspend_mode = AT91_PM_ULP0;
+ }
+ 
++static const struct of_device_id atmel_shdwc_ids[] = {
++	{ .compatible = "atmel,sama5d2-shdwc" },
++	{ .compatible = "microchip,sam9x60-shdwc" },
++	{ /* sentinel. */ }
++};
++
+ static void __init at91_pm_modes_init(void)
+ {
+ 	struct device_node *np;
+@@ -700,7 +706,7 @@ static void __init at91_pm_modes_init(void)
+ 	    !at91_is_pm_mode_active(AT91_PM_ULP1))
+ 		return;
+ 
+-	np = of_find_compatible_node(NULL, NULL, "atmel,sama5d2-shdwc");
++	np = of_find_matching_node(NULL, atmel_shdwc_ids);
+ 	if (!np) {
+ 		pr_warn("%s: failed to find shdwc!\n", __func__);
+ 		goto ulp1_default;
+@@ -751,6 +757,7 @@ static const struct of_device_id atmel_pmc_ids[] __initconst = {
+ 	{ .compatible = "atmel,sama5d3-pmc", .data = &pmc_infos[1] },
+ 	{ .compatible = "atmel,sama5d4-pmc", .data = &pmc_infos[1] },
+ 	{ .compatible = "atmel,sama5d2-pmc", .data = &pmc_infos[1] },
++	{ .compatible = "microchip,sam9x60-pmc", .data = &pmc_infos[1] },
+ 	{ /* sentinel */ },
+ };
+ 
+diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
+index 3ef204137e73..054be44d1cdb 100644
+--- a/arch/arm/mm/init.c
++++ b/arch/arm/mm/init.c
+@@ -324,7 +324,7 @@ static inline void poison_init_mem(void *s, size_t count)
+ 		*p++ = 0xe7fddef0;
+ }
+ 
+-static inline void
++static inline void __init
+ free_memmap(unsigned long start_pfn, unsigned long end_pfn)
+ {
+ 	struct page *start_pg, *end_pg;
+diff --git a/arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts b/arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts
+index bd4aab6092e0..e31813a4f972 100644
+--- a/arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts
++++ b/arch/arm64/boot/dts/marvell/armada-3720-uDPU.dts
+@@ -143,6 +143,7 @@
+ 	phy-mode = "sgmii";
+ 	status = "okay";
+ 	managed = "in-band-status";
++	phys = <&comphy1 0>;
+ 	sfp = <&sfp_eth0>;
+ };
+ 
+@@ -150,11 +151,14 @@
+ 	phy-mode = "sgmii";
+ 	status = "okay";
+ 	managed = "in-band-status";
++	phys = <&comphy0 1>;
+ 	sfp = <&sfp_eth1>;
+ };
+ 
+ &usb3 {
+ 	status = "okay";
++	phys = <&usb2_utmi_otg_phy>;
++	phy-names = "usb2-utmi-otg-phy";
+ };
+ 
+ &uart0 {
+diff --git a/arch/arm64/boot/dts/marvell/armada-8040-clearfog-gt-8k.dts b/arch/arm64/boot/dts/marvell/armada-8040-clearfog-gt-8k.dts
+index bd881497b872..a211a046b2f2 100644
+--- a/arch/arm64/boot/dts/marvell/armada-8040-clearfog-gt-8k.dts
++++ b/arch/arm64/boot/dts/marvell/armada-8040-clearfog-gt-8k.dts
+@@ -408,6 +408,8 @@
+ 				reg = <5>;
+ 				label = "cpu";
+ 				ethernet = <&cp1_eth2>;
++				phy-mode = "2500base-x";
++				managed = "in-band-status";
+ 			};
+ 		};
+ 
+diff --git a/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi b/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
+index 5f101a20a20a..e08fcb426bbf 100644
+--- a/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
++++ b/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
+@@ -9,6 +9,7 @@
+ / {
+ 	aliases {
+ 		serial0 = &blsp2_uart1;
++		serial1 = &blsp1_uart3;
+ 	};
+ 
+ 	chosen {
+diff --git a/arch/arm64/boot/dts/qcom/msm8998.dtsi b/arch/arm64/boot/dts/qcom/msm8998.dtsi
+index fc7838ea9a01..385b46686194 100644
+--- a/arch/arm64/boot/dts/qcom/msm8998.dtsi
++++ b/arch/arm64/boot/dts/qcom/msm8998.dtsi
+@@ -987,7 +987,7 @@
+ 
+ 		tcsr_mutex_regs: syscon@1f40000 {
+ 			compatible = "syscon";
+-			reg = <0x01f40000 0x20000>;
++			reg = <0x01f40000 0x40000>;
+ 		};
+ 
+ 		tlmm: pinctrl@3400000 {
+diff --git a/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts b/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts
+index b38f9d442fc0..e6d700f8c194 100644
+--- a/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts
++++ b/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts
+@@ -636,7 +636,6 @@
+ 	/* audio_clkout0/1/2/3 */
+ 	#clock-cells = <1>;
+ 	clock-frequency = <12288000 11289600>;
+-	clkout-lr-synchronous;
+ 
+ 	status = "okay";
+ 
+diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c
+index 04cf64e9f0c9..32eff833a43c 100644
+--- a/arch/arm64/kernel/cpufeature.c
++++ b/arch/arm64/kernel/cpufeature.c
+@@ -32,9 +32,7 @@ static unsigned long elf_hwcap __read_mostly;
+ #define COMPAT_ELF_HWCAP_DEFAULT	\
+ 				(COMPAT_HWCAP_HALF|COMPAT_HWCAP_THUMB|\
+ 				 COMPAT_HWCAP_FAST_MULT|COMPAT_HWCAP_EDSP|\
+-				 COMPAT_HWCAP_TLS|COMPAT_HWCAP_VFP|\
+-				 COMPAT_HWCAP_VFPv3|COMPAT_HWCAP_VFPv4|\
+-				 COMPAT_HWCAP_NEON|COMPAT_HWCAP_IDIV|\
++				 COMPAT_HWCAP_TLS|COMPAT_HWCAP_IDIV|\
+ 				 COMPAT_HWCAP_LPAE)
+ unsigned int compat_elf_hwcap __read_mostly = COMPAT_ELF_HWCAP_DEFAULT;
+ unsigned int compat_elf_hwcap2 __read_mostly;
+@@ -1368,7 +1366,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = {
+ 	{
+ 		/* FP/SIMD is not implemented */
+ 		.capability = ARM64_HAS_NO_FPSIMD,
+-		.type = ARM64_CPUCAP_SYSTEM_FEATURE,
++		.type = ARM64_CPUCAP_BOOT_RESTRICTED_CPU_LOCAL_FEATURE,
+ 		.min_field_value = 0,
+ 		.matches = has_no_fpsimd,
+ 	},
+@@ -1596,6 +1594,12 @@ static const struct arm64_cpu_capabilities arm64_features[] = {
+ 		.match_list = list,						\
+ 	}
+ 
++#define HWCAP_CAP_MATCH(match, cap_type, cap)					\
++	{									\
++		__HWCAP_CAP(#cap, cap_type, cap)				\
++		.matches = match,						\
++	}
++
+ #ifdef CONFIG_ARM64_PTR_AUTH
+ static const struct arm64_cpu_capabilities ptr_auth_hwcap_addr_matches[] = {
+ 	{
+@@ -1669,8 +1673,35 @@ static const struct arm64_cpu_capabilities arm64_elf_hwcaps[] = {
+ 	{},
+ };
+ 
++#ifdef CONFIG_COMPAT
++static bool compat_has_neon(const struct arm64_cpu_capabilities *cap, int scope)
++{
++	/*
++	 * Check that all of MVFR1_EL1.{SIMDSP, SIMDInt, SIMDLS} are available,
++	 * in line with that of arm32 as in vfp_init(). We make sure that the
++	 * check is future proof, by making sure value is non-zero.
++	 */
++	u32 mvfr1;
++
++	WARN_ON(scope == SCOPE_LOCAL_CPU && preemptible());
++	if (scope == SCOPE_SYSTEM)
++		mvfr1 = read_sanitised_ftr_reg(SYS_MVFR1_EL1);
++	else
++		mvfr1 = read_sysreg_s(SYS_MVFR1_EL1);
++
++	return cpuid_feature_extract_unsigned_field(mvfr1, MVFR1_SIMDSP_SHIFT) &&
++		cpuid_feature_extract_unsigned_field(mvfr1, MVFR1_SIMDINT_SHIFT) &&
++		cpuid_feature_extract_unsigned_field(mvfr1, MVFR1_SIMDLS_SHIFT);
++}
++#endif
++
+ static const struct arm64_cpu_capabilities compat_elf_hwcaps[] = {
+ #ifdef CONFIG_COMPAT
++	HWCAP_CAP_MATCH(compat_has_neon, CAP_COMPAT_HWCAP, COMPAT_HWCAP_NEON),
++	HWCAP_CAP(SYS_MVFR1_EL1, MVFR1_SIMDFMAC_SHIFT, FTR_UNSIGNED, 1, CAP_COMPAT_HWCAP, COMPAT_HWCAP_VFPv4),
++	/* Arm v8 mandates MVFR0.FPDP == {0, 2}. So, piggy back on this for the presence of VFP support */
++	HWCAP_CAP(SYS_MVFR0_EL1, MVFR0_FPDP_SHIFT, FTR_UNSIGNED, 2, CAP_COMPAT_HWCAP, COMPAT_HWCAP_VFP),
++	HWCAP_CAP(SYS_MVFR0_EL1, MVFR0_FPDP_SHIFT, FTR_UNSIGNED, 2, CAP_COMPAT_HWCAP, COMPAT_HWCAP_VFPv3),
+ 	HWCAP_CAP(SYS_ID_ISAR5_EL1, ID_ISAR5_AES_SHIFT, FTR_UNSIGNED, 2, CAP_COMPAT_HWCAP2, COMPAT_HWCAP2_PMULL),
+ 	HWCAP_CAP(SYS_ID_ISAR5_EL1, ID_ISAR5_AES_SHIFT, FTR_UNSIGNED, 1, CAP_COMPAT_HWCAP2, COMPAT_HWCAP2_AES),
+ 	HWCAP_CAP(SYS_ID_ISAR5_EL1, ID_ISAR5_SHA1_SHIFT, FTR_UNSIGNED, 1, CAP_COMPAT_HWCAP2, COMPAT_HWCAP2_SHA1),
+diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S
+index 7c6a0a41676f..d54d165b286a 100644
+--- a/arch/arm64/kernel/entry.S
++++ b/arch/arm64/kernel/entry.S
+@@ -653,6 +653,7 @@ el0_sync:
+ 	mov	x0, sp
+ 	bl	el0_sync_handler
+ 	b	ret_to_user
++ENDPROC(el0_sync)
+ 
+ #ifdef CONFIG_COMPAT
+ 	.align	6
+@@ -661,16 +662,18 @@ el0_sync_compat:
+ 	mov	x0, sp
+ 	bl	el0_sync_compat_handler
+ 	b	ret_to_user
+-ENDPROC(el0_sync)
++ENDPROC(el0_sync_compat)
+ 
+ 	.align	6
+ el0_irq_compat:
+ 	kernel_entry 0, 32
+ 	b	el0_irq_naked
++ENDPROC(el0_irq_compat)
+ 
+ el0_error_compat:
+ 	kernel_entry 0, 32
+ 	b	el0_error_naked
++ENDPROC(el0_error_compat)
+ #endif
+ 
+ 	.align	6
+diff --git a/arch/arm64/kernel/fpsimd.c b/arch/arm64/kernel/fpsimd.c
+index 3eb338f14386..94289d126993 100644
+--- a/arch/arm64/kernel/fpsimd.c
++++ b/arch/arm64/kernel/fpsimd.c
+@@ -269,6 +269,7 @@ static void sve_free(struct task_struct *task)
+  */
+ static void task_fpsimd_load(void)
+ {
++	WARN_ON(!system_supports_fpsimd());
+ 	WARN_ON(!have_cpu_fpsimd_context());
+ 
+ 	if (system_supports_sve() && test_thread_flag(TIF_SVE))
+@@ -289,6 +290,7 @@ static void fpsimd_save(void)
+ 		this_cpu_ptr(&fpsimd_last_state);
+ 	/* set by fpsimd_bind_task_to_cpu() or fpsimd_bind_state_to_cpu() */
+ 
++	WARN_ON(!system_supports_fpsimd());
+ 	WARN_ON(!have_cpu_fpsimd_context());
+ 
+ 	if (!test_thread_flag(TIF_FOREIGN_FPSTATE)) {
+@@ -1092,6 +1094,7 @@ void fpsimd_bind_task_to_cpu(void)
+ 	struct fpsimd_last_state_struct *last =
+ 		this_cpu_ptr(&fpsimd_last_state);
+ 
++	WARN_ON(!system_supports_fpsimd());
+ 	last->st = &current->thread.uw.fpsimd_state;
+ 	last->sve_state = current->thread.sve_state;
+ 	last->sve_vl = current->thread.sve_vl;
+@@ -1114,6 +1117,7 @@ void fpsimd_bind_state_to_cpu(struct user_fpsimd_state *st, void *sve_state,
+ 	struct fpsimd_last_state_struct *last =
+ 		this_cpu_ptr(&fpsimd_last_state);
+ 
++	WARN_ON(!system_supports_fpsimd());
+ 	WARN_ON(!in_softirq() && !irqs_disabled());
+ 
+ 	last->st = st;
+@@ -1128,8 +1132,19 @@ void fpsimd_bind_state_to_cpu(struct user_fpsimd_state *st, void *sve_state,
+  */
+ void fpsimd_restore_current_state(void)
+ {
+-	if (!system_supports_fpsimd())
++	/*
++	 * For the tasks that were created before we detected the absence of
++	 * FP/SIMD, the TIF_FOREIGN_FPSTATE could be set via fpsimd_thread_switch(),
++	 * e.g, init. This could be then inherited by the children processes.
++	 * If we later detect that the system doesn't support FP/SIMD,
++	 * we must clear the flag for  all the tasks to indicate that the
++	 * FPSTATE is clean (as we can't have one) to avoid looping for ever in
++	 * do_notify_resume().
++	 */
++	if (!system_supports_fpsimd()) {
++		clear_thread_flag(TIF_FOREIGN_FPSTATE);
+ 		return;
++	}
+ 
+ 	get_cpu_fpsimd_context();
+ 
+@@ -1148,7 +1163,7 @@ void fpsimd_restore_current_state(void)
+  */
+ void fpsimd_update_current_state(struct user_fpsimd_state const *state)
+ {
+-	if (!system_supports_fpsimd())
++	if (WARN_ON(!system_supports_fpsimd()))
+ 		return;
+ 
+ 	get_cpu_fpsimd_context();
+@@ -1179,7 +1194,13 @@ void fpsimd_update_current_state(struct user_fpsimd_state const *state)
+ void fpsimd_flush_task_state(struct task_struct *t)
+ {
+ 	t->thread.fpsimd_cpu = NR_CPUS;
+-
++	/*
++	 * If we don't support fpsimd, bail out after we have
++	 * reset the fpsimd_cpu for this task and clear the
++	 * FPSTATE.
++	 */
++	if (!system_supports_fpsimd())
++		return;
+ 	barrier();
+ 	set_tsk_thread_flag(t, TIF_FOREIGN_FPSTATE);
+ 
+@@ -1193,6 +1214,7 @@ void fpsimd_flush_task_state(struct task_struct *t)
+  */
+ static void fpsimd_flush_cpu_state(void)
+ {
++	WARN_ON(!system_supports_fpsimd());
+ 	__this_cpu_write(fpsimd_last_state.st, NULL);
+ 	set_thread_flag(TIF_FOREIGN_FPSTATE);
+ }
+@@ -1203,6 +1225,8 @@ static void fpsimd_flush_cpu_state(void)
+  */
+ void fpsimd_save_and_flush_cpu_state(void)
+ {
++	if (!system_supports_fpsimd())
++		return;
+ 	WARN_ON(preemptible());
+ 	__get_cpu_fpsimd_context();
+ 	fpsimd_save();
+diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c
+index 6771c399d40c..cd6e5fa48b9c 100644
+--- a/arch/arm64/kernel/ptrace.c
++++ b/arch/arm64/kernel/ptrace.c
+@@ -615,6 +615,13 @@ static int gpr_set(struct task_struct *target, const struct user_regset *regset,
+ 	return 0;
+ }
+ 
++static int fpr_active(struct task_struct *target, const struct user_regset *regset)
++{
++	if (!system_supports_fpsimd())
++		return -ENODEV;
++	return regset->n;
++}
++
+ /*
+  * TODO: update fp accessors for lazy context switching (sync/flush hwstate)
+  */
+@@ -637,6 +644,9 @@ static int fpr_get(struct task_struct *target, const struct user_regset *regset,
+ 		   unsigned int pos, unsigned int count,
+ 		   void *kbuf, void __user *ubuf)
+ {
++	if (!system_supports_fpsimd())
++		return -EINVAL;
++
+ 	if (target == current)
+ 		fpsimd_preserve_current_state();
+ 
+@@ -676,6 +686,9 @@ static int fpr_set(struct task_struct *target, const struct user_regset *regset,
+ {
+ 	int ret;
+ 
++	if (!system_supports_fpsimd())
++		return -EINVAL;
++
+ 	ret = __fpr_set(target, regset, pos, count, kbuf, ubuf, 0);
+ 	if (ret)
+ 		return ret;
+@@ -1134,6 +1147,7 @@ static const struct user_regset aarch64_regsets[] = {
+ 		 */
+ 		.size = sizeof(u32),
+ 		.align = sizeof(u32),
++		.active = fpr_active,
+ 		.get = fpr_get,
+ 		.set = fpr_set
+ 	},
+@@ -1348,6 +1362,9 @@ static int compat_vfp_get(struct task_struct *target,
+ 	compat_ulong_t fpscr;
+ 	int ret, vregs_end_pos;
+ 
++	if (!system_supports_fpsimd())
++		return -EINVAL;
++
+ 	uregs = &target->thread.uw.fpsimd_state;
+ 
+ 	if (target == current)
+@@ -1381,6 +1398,9 @@ static int compat_vfp_set(struct task_struct *target,
+ 	compat_ulong_t fpscr;
+ 	int ret, vregs_end_pos;
+ 
++	if (!system_supports_fpsimd())
++		return -EINVAL;
++
+ 	uregs = &target->thread.uw.fpsimd_state;
+ 
+ 	vregs_end_pos = VFP_STATE_SIZE - sizeof(compat_ulong_t);
+@@ -1438,6 +1458,7 @@ static const struct user_regset aarch32_regsets[] = {
+ 		.n = VFP_STATE_SIZE / sizeof(compat_ulong_t),
+ 		.size = sizeof(compat_ulong_t),
+ 		.align = sizeof(compat_ulong_t),
++		.active = fpr_active,
+ 		.get = compat_vfp_get,
+ 		.set = compat_vfp_set
+ 	},
+diff --git a/arch/arm64/kvm/hyp/switch.c b/arch/arm64/kvm/hyp/switch.c
+index 72fbbd86eb5e..e5816d885761 100644
+--- a/arch/arm64/kvm/hyp/switch.c
++++ b/arch/arm64/kvm/hyp/switch.c
+@@ -28,7 +28,15 @@
+ /* Check whether the FP regs were dirtied while in the host-side run loop: */
+ static bool __hyp_text update_fp_enabled(struct kvm_vcpu *vcpu)
+ {
+-	if (vcpu->arch.host_thread_info->flags & _TIF_FOREIGN_FPSTATE)
++	/*
++	 * When the system doesn't support FP/SIMD, we cannot rely on
++	 * the _TIF_FOREIGN_FPSTATE flag. However, we always inject an
++	 * abort on the very first access to FP and thus we should never
++	 * see KVM_ARM64_FP_ENABLED. For added safety, make sure we always
++	 * trap the accesses.
++	 */
++	if (!system_supports_fpsimd() ||
++	    vcpu->arch.host_thread_info->flags & _TIF_FOREIGN_FPSTATE)
+ 		vcpu->arch.flags &= ~(KVM_ARM64_FP_ENABLED |
+ 				      KVM_ARM64_FP_HOST);
+ 
+diff --git a/arch/arm64/kvm/va_layout.c b/arch/arm64/kvm/va_layout.c
+index dab1fea4752a..a4f48c1ac28c 100644
+--- a/arch/arm64/kvm/va_layout.c
++++ b/arch/arm64/kvm/va_layout.c
+@@ -13,52 +13,46 @@
+ #include <asm/kvm_mmu.h>
+ 
+ /*
+- * The LSB of the random hyp VA tag or 0 if no randomization is used.
++ * The LSB of the HYP VA tag
+  */
+ static u8 tag_lsb;
+ /*
+- * The random hyp VA tag value with the region bit if hyp randomization is used
++ * The HYP VA tag value with the region bit
+  */
+ static u64 tag_val;
+ static u64 va_mask;
+ 
++/*
++ * We want to generate a hyp VA with the following format (with V ==
++ * vabits_actual):
++ *
++ *  63 ... V |     V-1    | V-2 .. tag_lsb | tag_lsb - 1 .. 0
++ *  ---------------------------------------------------------
++ * | 0000000 | hyp_va_msb |   random tag   |  kern linear VA |
++ *           |--------- tag_val -----------|----- va_mask ---|
++ *
++ * which does not conflict with the idmap regions.
++ */
+ __init void kvm_compute_layout(void)
+ {
+ 	phys_addr_t idmap_addr = __pa_symbol(__hyp_idmap_text_start);
+ 	u64 hyp_va_msb;
+-	int kva_msb;
+ 
+ 	/* Where is my RAM region? */
+ 	hyp_va_msb  = idmap_addr & BIT(vabits_actual - 1);
+ 	hyp_va_msb ^= BIT(vabits_actual - 1);
+ 
+-	kva_msb = fls64((u64)phys_to_virt(memblock_start_of_DRAM()) ^
++	tag_lsb = fls64((u64)phys_to_virt(memblock_start_of_DRAM()) ^
+ 			(u64)(high_memory - 1));
+ 
+-	if (kva_msb == (vabits_actual - 1)) {
+-		/*
+-		 * No space in the address, let's compute the mask so
+-		 * that it covers (vabits_actual - 1) bits, and the region
+-		 * bit. The tag stays set to zero.
+-		 */
+-		va_mask  = BIT(vabits_actual - 1) - 1;
+-		va_mask |= hyp_va_msb;
+-	} else {
+-		/*
+-		 * We do have some free bits to insert a random tag.
+-		 * Hyp VAs are now created from kernel linear map VAs
+-		 * using the following formula (with V == vabits_actual):
+-		 *
+-		 *  63 ... V |     V-1    | V-2 .. tag_lsb | tag_lsb - 1 .. 0
+-		 *  ---------------------------------------------------------
+-		 * | 0000000 | hyp_va_msb |    random tag  |  kern linear VA |
+-		 */
+-		tag_lsb = kva_msb;
+-		va_mask = GENMASK_ULL(tag_lsb - 1, 0);
+-		tag_val = get_random_long() & GENMASK_ULL(vabits_actual - 2, tag_lsb);
+-		tag_val |= hyp_va_msb;
+-		tag_val >>= tag_lsb;
++	va_mask = GENMASK_ULL(tag_lsb - 1, 0);
++	tag_val = hyp_va_msb;
++
++	if (tag_lsb != (vabits_actual - 1)) {
++		/* We have some free bits to insert a random tag. */
++		tag_val |= get_random_long() & GENMASK_ULL(vabits_actual - 2, tag_lsb);
+ 	}
++	tag_val >>= tag_lsb;
+ }
+ 
+ static u32 compute_instruction(int n, u32 rd, u32 rn)
+@@ -117,11 +111,11 @@ void __init kvm_update_va_mask(struct alt_instr *alt,
+ 		 * VHE doesn't need any address translation, let's NOP
+ 		 * everything.
+ 		 *
+-		 * Alternatively, if we don't have any spare bits in
+-		 * the address, NOP everything after masking that
+-		 * kernel VA.
++		 * Alternatively, if the tag is zero (because the layout
++		 * dictates it and we don't have any spare bits in the
++		 * address), NOP everything after masking the kernel VA.
+ 		 */
+-		if (has_vhe() || (!tag_lsb && i > 0)) {
++		if (has_vhe() || (!tag_val && i > 0)) {
+ 			updptr[i] = cpu_to_le32(aarch64_insn_gen_nop());
+ 			continue;
+ 		}
+diff --git a/arch/mips/loongson64/platform.c b/arch/mips/loongson64/platform.c
+index 13f3404f0030..9674ae1361a8 100644
+--- a/arch/mips/loongson64/platform.c
++++ b/arch/mips/loongson64/platform.c
+@@ -27,6 +27,9 @@ static int __init loongson3_platform_init(void)
+ 			continue;
+ 
+ 		pdev = kzalloc(sizeof(struct platform_device), GFP_KERNEL);
++		if (!pdev)
++			return -ENOMEM;
++
+ 		pdev->name = loongson_sysconf.sensors[i].name;
+ 		pdev->id = loongson_sysconf.sensors[i].id;
+ 		pdev->dev.platform_data = &loongson_sysconf.sensors[i];
+diff --git a/arch/powerpc/Kconfig.debug b/arch/powerpc/Kconfig.debug
+index 4e1d39847462..0b063830eea8 100644
+--- a/arch/powerpc/Kconfig.debug
++++ b/arch/powerpc/Kconfig.debug
+@@ -371,7 +371,7 @@ config PPC_PTDUMP
+ 
+ config PPC_DEBUG_WX
+ 	bool "Warn on W+X mappings at boot"
+-	depends on PPC_PTDUMP
++	depends on PPC_PTDUMP && STRICT_KERNEL_RWX
+ 	help
+ 	  Generate a warning if any W+X mappings are found at boot.
+ 
+diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c
+index 73b84166d06a..5fb90edd865e 100644
+--- a/arch/powerpc/mm/pgtable_32.c
++++ b/arch/powerpc/mm/pgtable_32.c
+@@ -218,6 +218,7 @@ void mark_rodata_ro(void)
+ 
+ 	if (v_block_mapped((unsigned long)_sinittext)) {
+ 		mmu_mark_rodata_ro();
++		ptdump_check_wx();
+ 		return;
+ 	}
+ 
+diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
+index 6ba081dd61c9..b4ce9d472dfe 100644
+--- a/arch/powerpc/platforms/pseries/iommu.c
++++ b/arch/powerpc/platforms/pseries/iommu.c
+@@ -36,7 +36,6 @@
+ #include <asm/udbg.h>
+ #include <asm/mmzone.h>
+ #include <asm/plpar_wrappers.h>
+-#include <asm/svm.h>
+ 
+ #include "pseries.h"
+ 
+@@ -133,10 +132,10 @@ static unsigned long tce_get_pseries(struct iommu_table *tbl, long index)
+ 	return be64_to_cpu(*tcep);
+ }
+ 
+-static void tce_free_pSeriesLP(struct iommu_table*, long, long);
++static void tce_free_pSeriesLP(unsigned long liobn, long, long);
+ static void tce_freemulti_pSeriesLP(struct iommu_table*, long, long);
+ 
+-static int tce_build_pSeriesLP(struct iommu_table *tbl, long tcenum,
++static int tce_build_pSeriesLP(unsigned long liobn, long tcenum, long tceshift,
+ 				long npages, unsigned long uaddr,
+ 				enum dma_data_direction direction,
+ 				unsigned long attrs)
+@@ -147,25 +146,25 @@ static int tce_build_pSeriesLP(struct iommu_table *tbl, long tcenum,
+ 	int ret = 0;
+ 	long tcenum_start = tcenum, npages_start = npages;
+ 
+-	rpn = __pa(uaddr) >> TCE_SHIFT;
++	rpn = __pa(uaddr) >> tceshift;
+ 	proto_tce = TCE_PCI_READ;
+ 	if (direction != DMA_TO_DEVICE)
+ 		proto_tce |= TCE_PCI_WRITE;
+ 
+ 	while (npages--) {
+-		tce = proto_tce | (rpn & TCE_RPN_MASK) << TCE_RPN_SHIFT;
+-		rc = plpar_tce_put((u64)tbl->it_index, (u64)tcenum << 12, tce);
++		tce = proto_tce | (rpn & TCE_RPN_MASK) << tceshift;
++		rc = plpar_tce_put((u64)liobn, (u64)tcenum << tceshift, tce);
+ 
+ 		if (unlikely(rc == H_NOT_ENOUGH_RESOURCES)) {
+ 			ret = (int)rc;
+-			tce_free_pSeriesLP(tbl, tcenum_start,
++			tce_free_pSeriesLP(liobn, tcenum_start,
+ 			                   (npages_start - (npages + 1)));
+ 			break;
+ 		}
+ 
+ 		if (rc && printk_ratelimit()) {
+ 			printk("tce_build_pSeriesLP: plpar_tce_put failed. rc=%lld\n", rc);
+-			printk("\tindex   = 0x%llx\n", (u64)tbl->it_index);
++			printk("\tindex   = 0x%llx\n", (u64)liobn);
+ 			printk("\ttcenum  = 0x%llx\n", (u64)tcenum);
+ 			printk("\ttce val = 0x%llx\n", tce );
+ 			dump_stack();
+@@ -194,7 +193,8 @@ static int tce_buildmulti_pSeriesLP(struct iommu_table *tbl, long tcenum,
+ 	unsigned long flags;
+ 
+ 	if ((npages == 1) || !firmware_has_feature(FW_FEATURE_MULTITCE)) {
+-		return tce_build_pSeriesLP(tbl, tcenum, npages, uaddr,
++		return tce_build_pSeriesLP(tbl->it_index, tcenum,
++					   tbl->it_page_shift, npages, uaddr,
+ 		                           direction, attrs);
+ 	}
+ 
+@@ -210,8 +210,9 @@ static int tce_buildmulti_pSeriesLP(struct iommu_table *tbl, long tcenum,
+ 		/* If allocation fails, fall back to the loop implementation */
+ 		if (!tcep) {
+ 			local_irq_restore(flags);
+-			return tce_build_pSeriesLP(tbl, tcenum, npages, uaddr,
+-					    direction, attrs);
++			return tce_build_pSeriesLP(tbl->it_index, tcenum,
++					tbl->it_page_shift,
++					npages, uaddr, direction, attrs);
+ 		}
+ 		__this_cpu_write(tce_page, tcep);
+ 	}
+@@ -262,16 +263,16 @@ static int tce_buildmulti_pSeriesLP(struct iommu_table *tbl, long tcenum,
+ 	return ret;
+ }
+ 
+-static void tce_free_pSeriesLP(struct iommu_table *tbl, long tcenum, long npages)
++static void tce_free_pSeriesLP(unsigned long liobn, long tcenum, long npages)
+ {
+ 	u64 rc;
+ 
+ 	while (npages--) {
+-		rc = plpar_tce_put((u64)tbl->it_index, (u64)tcenum << 12, 0);
++		rc = plpar_tce_put((u64)liobn, (u64)tcenum << 12, 0);
+ 
+ 		if (rc && printk_ratelimit()) {
+ 			printk("tce_free_pSeriesLP: plpar_tce_put failed. rc=%lld\n", rc);
+-			printk("\tindex   = 0x%llx\n", (u64)tbl->it_index);
++			printk("\tindex   = 0x%llx\n", (u64)liobn);
+ 			printk("\ttcenum  = 0x%llx\n", (u64)tcenum);
+ 			dump_stack();
+ 		}
+@@ -286,7 +287,7 @@ static void tce_freemulti_pSeriesLP(struct iommu_table *tbl, long tcenum, long n
+ 	u64 rc;
+ 
+ 	if (!firmware_has_feature(FW_FEATURE_MULTITCE))
+-		return tce_free_pSeriesLP(tbl, tcenum, npages);
++		return tce_free_pSeriesLP(tbl->it_index, tcenum, npages);
+ 
+ 	rc = plpar_tce_stuff((u64)tbl->it_index, (u64)tcenum << 12, 0, npages);
+ 
+@@ -401,6 +402,19 @@ static int tce_setrange_multi_pSeriesLP(unsigned long start_pfn,
+ 	u64 rc = 0;
+ 	long l, limit;
+ 
++	if (!firmware_has_feature(FW_FEATURE_MULTITCE)) {
++		unsigned long tceshift = be32_to_cpu(maprange->tce_shift);
++		unsigned long dmastart = (start_pfn << PAGE_SHIFT) +
++				be64_to_cpu(maprange->dma_base);
++		unsigned long tcenum = dmastart >> tceshift;
++		unsigned long npages = num_pfn << PAGE_SHIFT >> tceshift;
++		void *uaddr = __va(start_pfn << PAGE_SHIFT);
++
++		return tce_build_pSeriesLP(be32_to_cpu(maprange->liobn),
++				tcenum, tceshift, npages, (unsigned long) uaddr,
++				DMA_BIDIRECTIONAL, 0);
++	}
++
+ 	local_irq_disable();	/* to protect tcep and the page behind it */
+ 	tcep = __this_cpu_read(tce_page);
+ 
+@@ -1320,15 +1334,7 @@ void iommu_init_early_pSeries(void)
+ 	of_reconfig_notifier_register(&iommu_reconfig_nb);
+ 	register_memory_notifier(&iommu_mem_nb);
+ 
+-	/*
+-	 * Secure guest memory is inacessible to devices so regular DMA isn't
+-	 * possible.
+-	 *
+-	 * In that case keep devices' dma_map_ops as NULL so that the generic
+-	 * DMA code path will use SWIOTLB to bounce buffers for DMA.
+-	 */
+-	if (!is_secure_guest())
+-		set_pci_dma_ops(&dma_iommu_ops);
++	set_pci_dma_ops(&dma_iommu_ops);
+ }
+ 
+ static int __init disable_multitce(char *str)
+diff --git a/arch/powerpc/platforms/pseries/papr_scm.c b/arch/powerpc/platforms/pseries/papr_scm.c
+index c2ef320ba1bf..eb420655ed0b 100644
+--- a/arch/powerpc/platforms/pseries/papr_scm.c
++++ b/arch/powerpc/platforms/pseries/papr_scm.c
+@@ -322,6 +322,7 @@ static int papr_scm_nvdimm_init(struct papr_scm_priv *p)
+ 	p->bus = nvdimm_bus_register(NULL, &p->bus_desc);
+ 	if (!p->bus) {
+ 		dev_err(dev, "Error creating nvdimm bus %pOF\n", p->dn);
++		kfree(p->bus_desc.provider_name);
+ 		return -ENXIO;
+ 	}
+ 
+@@ -477,6 +478,7 @@ static int papr_scm_remove(struct platform_device *pdev)
+ 
+ 	nvdimm_bus_unregister(p->bus);
+ 	drc_pmem_unbind(p);
++	kfree(p->bus_desc.provider_name);
+ 	kfree(p);
+ 
+ 	return 0;
+diff --git a/arch/powerpc/platforms/pseries/vio.c b/arch/powerpc/platforms/pseries/vio.c
+index 79e2287991db..f682b7babc09 100644
+--- a/arch/powerpc/platforms/pseries/vio.c
++++ b/arch/powerpc/platforms/pseries/vio.c
+@@ -1176,6 +1176,8 @@ static struct iommu_table *vio_build_iommu_table(struct vio_dev *dev)
+ 	if (tbl == NULL)
+ 		return NULL;
+ 
++	kref_init(&tbl->it_kref);
++
+ 	of_parse_dma_window(dev->dev.of_node, dma_window,
+ 			    &tbl->it_index, &offset, &size);
+ 
+diff --git a/arch/x86/boot/compressed/acpi.c b/arch/x86/boot/compressed/acpi.c
+index 25019d42ae93..ef2ad7253cd5 100644
+--- a/arch/x86/boot/compressed/acpi.c
++++ b/arch/x86/boot/compressed/acpi.c
+@@ -393,7 +393,13 @@ int count_immovable_mem_regions(void)
+ 	table = table_addr + sizeof(struct acpi_table_srat);
+ 
+ 	while (table + sizeof(struct acpi_subtable_header) < table_end) {
++
+ 		sub_table = (struct acpi_subtable_header *)table;
++		if (!sub_table->length) {
++			debug_putstr("Invalid zero length SRAT subtable.\n");
++			return 0;
++		}
++
+ 		if (sub_table->type == ACPI_SRAT_TYPE_MEMORY_AFFINITY) {
+ 			struct acpi_srat_mem_affinity *ma;
+ 
+diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
+index 9ec463fe96f2..2f1e2333bd0a 100644
+--- a/arch/x86/kernel/alternative.c
++++ b/arch/x86/kernel/alternative.c
+@@ -23,6 +23,7 @@
+ #include <asm/nmi.h>
+ #include <asm/cacheflush.h>
+ #include <asm/tlbflush.h>
++#include <asm/insn.h>
+ #include <asm/io.h>
+ #include <asm/fixmap.h>
+ 
+diff --git a/crypto/testmgr.c b/crypto/testmgr.c
+index 82513b6b0abd..2c96963b2e51 100644
+--- a/crypto/testmgr.c
++++ b/crypto/testmgr.c
+@@ -2102,6 +2102,7 @@ static void generate_random_aead_testvec(struct aead_request *req,
+ 	 * If the key or authentication tag size couldn't be set, no need to
+ 	 * continue to encrypt.
+ 	 */
++	vec->crypt_error = 0;
+ 	if (vec->setkey_error || vec->setauthsize_error)
+ 		goto done;
+ 
+@@ -2245,10 +2246,12 @@ static int test_aead_vs_generic_impl(const char *driver,
+ 					req, tsgls);
+ 		if (err)
+ 			goto out;
+-		err = test_aead_vec_cfg(driver, DECRYPT, &vec, vec_name, cfg,
+-					req, tsgls);
+-		if (err)
+-			goto out;
++		if (vec.crypt_error == 0) {
++			err = test_aead_vec_cfg(driver, DECRYPT, &vec, vec_name,
++						cfg, req, tsgls);
++			if (err)
++				goto out;
++		}
+ 		cond_resched();
+ 	}
+ 	err = 0;
+@@ -2678,6 +2681,15 @@ static void generate_random_cipher_testvec(struct skcipher_request *req,
+ 	skcipher_request_set_callback(req, 0, crypto_req_done, &wait);
+ 	skcipher_request_set_crypt(req, &src, &dst, vec->len, iv);
+ 	vec->crypt_error = crypto_wait_req(crypto_skcipher_encrypt(req), &wait);
++	if (vec->crypt_error != 0) {
++		/*
++		 * The only acceptable error here is for an invalid length, so
++		 * skcipher decryption should fail with the same error too.
++		 * We'll test for this.  But to keep the API usage well-defined,
++		 * explicitly initialize the ciphertext buffer too.
++		 */
++		memset((u8 *)vec->ctext, 0, vec->len);
++	}
+ done:
+ 	snprintf(name, max_namelen, "\"random: len=%u klen=%u\"",
+ 		 vec->len, vec->klen);
+diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
+index 19f57ccfbe1d..59f911e57719 100644
+--- a/drivers/base/regmap/regmap.c
++++ b/drivers/base/regmap/regmap.c
+@@ -1488,11 +1488,18 @@ static int _regmap_raw_write_impl(struct regmap *map, unsigned int reg,
+ 
+ 	WARN_ON(!map->bus);
+ 
+-	/* Check for unwritable registers before we start */
+-	for (i = 0; i < val_len / map->format.val_bytes; i++)
+-		if (!regmap_writeable(map,
+-				     reg + regmap_get_offset(map, i)))
+-			return -EINVAL;
++	/* Check for unwritable or noinc registers in range
++	 * before we start
++	 */
++	if (!regmap_writeable_noinc(map, reg)) {
++		for (i = 0; i < val_len / map->format.val_bytes; i++) {
++			unsigned int element =
++				reg + regmap_get_offset(map, i);
++			if (!regmap_writeable(map, element) ||
++				regmap_writeable_noinc(map, element))
++				return -EINVAL;
++		}
++	}
+ 
+ 	if (!map->cache_bypass && map->format.parse_val) {
+ 		unsigned int ival;
+diff --git a/drivers/clk/meson/g12a.c b/drivers/clk/meson/g12a.c
+index b3af61cc6fb9..d2760a021301 100644
+--- a/drivers/clk/meson/g12a.c
++++ b/drivers/clk/meson/g12a.c
+@@ -4692,6 +4692,7 @@ static struct clk_regmap *const g12a_clk_regmaps[] = {
+ 	&g12a_bt656,
+ 	&g12a_usb1_to_ddr,
+ 	&g12a_mmc_pclk,
++	&g12a_uart2,
+ 	&g12a_vpu_intr,
+ 	&g12a_gic,
+ 	&g12a_sd_emmc_a_clk0,
+diff --git a/drivers/crypto/atmel-sha.c b/drivers/crypto/atmel-sha.c
+index 8ea0e4bcde0d..7394671f815b 100644
+--- a/drivers/crypto/atmel-sha.c
++++ b/drivers/crypto/atmel-sha.c
+@@ -1918,12 +1918,7 @@ static int atmel_sha_hmac_setkey(struct crypto_ahash *tfm, const u8 *key,
+ {
+ 	struct atmel_sha_hmac_ctx *hmac = crypto_ahash_ctx(tfm);
+ 
+-	if (atmel_sha_hmac_key_set(&hmac->hkey, key, keylen)) {
+-		crypto_ahash_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+-		return -EINVAL;
+-	}
+-
+-	return 0;
++	return atmel_sha_hmac_key_set(&hmac->hkey, key, keylen);
+ }
+ 
+ static int atmel_sha_hmac_init(struct ahash_request *req)
+diff --git a/drivers/crypto/axis/artpec6_crypto.c b/drivers/crypto/axis/artpec6_crypto.c
+index 4b20606983a4..22ebe40f09f5 100644
+--- a/drivers/crypto/axis/artpec6_crypto.c
++++ b/drivers/crypto/axis/artpec6_crypto.c
+@@ -1251,7 +1251,7 @@ static int artpec6_crypto_aead_set_key(struct crypto_aead *tfm, const u8 *key,
+ 
+ 	if (len != 16 && len != 24 && len != 32) {
+ 		crypto_aead_set_flags(tfm, CRYPTO_TFM_RES_BAD_KEY_LEN);
+-		return -1;
++		return -EINVAL;
+ 	}
+ 
+ 	ctx->key_length = len;
+diff --git a/drivers/crypto/caam/caamalg_qi2.c b/drivers/crypto/caam/caamalg_qi2.c
+index 3443f6d6dd83..6863d7097674 100644
+--- a/drivers/crypto/caam/caamalg_qi2.c
++++ b/drivers/crypto/caam/caamalg_qi2.c
+@@ -2481,7 +2481,7 @@ static struct caam_aead_alg driver_aeads[] = {
+ 				.cra_name = "echainiv(authenc(hmac(sha256),"
+ 					    "cbc(des)))",
+ 				.cra_driver_name = "echainiv-authenc-"
+-						   "hmac-sha256-cbc-desi-"
++						   "hmac-sha256-cbc-des-"
+ 						   "caam-qi2",
+ 				.cra_blocksize = DES_BLOCK_SIZE,
+ 			},
+diff --git a/drivers/dma/dma-axi-dmac.c b/drivers/dma/dma-axi-dmac.c
+index a0ee404b736e..f1d149e32839 100644
+--- a/drivers/dma/dma-axi-dmac.c
++++ b/drivers/dma/dma-axi-dmac.c
+@@ -830,6 +830,7 @@ static int axi_dmac_probe(struct platform_device *pdev)
+ 	struct dma_device *dma_dev;
+ 	struct axi_dmac *dmac;
+ 	struct resource *res;
++	struct regmap *regmap;
+ 	int ret;
+ 
+ 	dmac = devm_kzalloc(&pdev->dev, sizeof(*dmac), GFP_KERNEL);
+@@ -921,10 +922,17 @@ static int axi_dmac_probe(struct platform_device *pdev)
+ 
+ 	platform_set_drvdata(pdev, dmac);
+ 
+-	devm_regmap_init_mmio(&pdev->dev, dmac->base, &axi_dmac_regmap_config);
++	regmap = devm_regmap_init_mmio(&pdev->dev, dmac->base,
++		 &axi_dmac_regmap_config);
++	if (IS_ERR(regmap)) {
++		ret = PTR_ERR(regmap);
++		goto err_free_irq;
++	}
+ 
+ 	return 0;
+ 
++err_free_irq:
++	free_irq(dmac->irq, dmac);
+ err_unregister_of:
+ 	of_dma_controller_free(pdev->dev.of_node);
+ err_unregister_device:
+diff --git a/drivers/i2c/busses/i2c-cros-ec-tunnel.c b/drivers/i2c/busses/i2c-cros-ec-tunnel.c
+index 958161c71985..790ea3fda693 100644
+--- a/drivers/i2c/busses/i2c-cros-ec-tunnel.c
++++ b/drivers/i2c/busses/i2c-cros-ec-tunnel.c
+@@ -273,6 +273,7 @@ static int ec_i2c_probe(struct platform_device *pdev)
+ 	bus->adap.dev.parent = &pdev->dev;
+ 	bus->adap.dev.of_node = pdev->dev.of_node;
+ 	bus->adap.retries = I2C_MAX_RETRIES;
++	ACPI_COMPANION_SET(&bus->adap.dev, ACPI_COMPANION(&pdev->dev));
+ 
+ 	err = i2c_add_adapter(&bus->adap);
+ 	if (err)
+@@ -298,7 +299,7 @@ static const struct of_device_id cros_ec_i2c_of_match[] = {
+ MODULE_DEVICE_TABLE(of, cros_ec_i2c_of_match);
+ 
+ static const struct acpi_device_id cros_ec_i2c_tunnel_acpi_id[] = {
+-	{ "GOOG001A", 0 },
++	{ "GOOG0012", 0 },
+ 	{ }
+ };
+ MODULE_DEVICE_TABLE(acpi, cros_ec_i2c_tunnel_acpi_id);
+diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c
+index 606fa6d86685..1753a9801b70 100644
+--- a/drivers/infiniband/core/addr.c
++++ b/drivers/infiniband/core/addr.c
+@@ -139,7 +139,7 @@ int ib_nl_handle_ip_res_resp(struct sk_buff *skb,
+ 	if (ib_nl_is_good_ip_resp(nlh))
+ 		ib_nl_process_good_ip_rsep(nlh);
+ 
+-	return skb->len;
++	return 0;
+ }
+ 
+ static int ib_nl_ip_send_msg(struct rdma_dev_addr *dev_addr,
+diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
+index 43a6f07e0afe..af1afc17b8bd 100644
+--- a/drivers/infiniband/core/cma.c
++++ b/drivers/infiniband/core/cma.c
+@@ -3118,6 +3118,7 @@ static int cma_resolve_loopback(struct rdma_id_private *id_priv)
+ 	rdma_addr_get_sgid(&id_priv->id.route.addr.dev_addr, &gid);
+ 	rdma_addr_set_dgid(&id_priv->id.route.addr.dev_addr, &gid);
+ 
++	atomic_inc(&id_priv->refcount);
+ 	cma_init_resolve_addr_work(work, id_priv);
+ 	queue_work(cma_wq, &work->work);
+ 	return 0;
+@@ -3144,6 +3145,7 @@ static int cma_resolve_ib_addr(struct rdma_id_private *id_priv)
+ 	rdma_addr_set_dgid(&id_priv->id.route.addr.dev_addr, (union ib_gid *)
+ 		&(((struct sockaddr_ib *) &id_priv->id.route.addr.dst_addr)->sib_addr));
+ 
++	atomic_inc(&id_priv->refcount);
+ 	cma_init_resolve_addr_work(work, id_priv);
+ 	queue_work(cma_wq, &work->work);
+ 	return 0;
+diff --git a/drivers/infiniband/core/ib_core_uverbs.c b/drivers/infiniband/core/ib_core_uverbs.c
+index b7cb59844ece..b51bd7087a88 100644
+--- a/drivers/infiniband/core/ib_core_uverbs.c
++++ b/drivers/infiniband/core/ib_core_uverbs.c
+@@ -232,7 +232,9 @@ void rdma_user_mmap_entry_remove(struct rdma_user_mmap_entry *entry)
+ 	if (!entry)
+ 		return;
+ 
++	xa_lock(&entry->ucontext->mmap_xa);
+ 	entry->driver_removed = true;
++	xa_unlock(&entry->ucontext->mmap_xa);
+ 	kref_put(&entry->ref, rdma_user_mmap_entry_free);
+ }
+ EXPORT_SYMBOL(rdma_user_mmap_entry_remove);
+diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c
+index 8917125ea16d..30d4c126a2db 100644
+--- a/drivers/infiniband/core/sa_query.c
++++ b/drivers/infiniband/core/sa_query.c
+@@ -1068,7 +1068,7 @@ int ib_nl_handle_set_timeout(struct sk_buff *skb,
+ 	}
+ 
+ settimeout_out:
+-	return skb->len;
++	return 0;
+ }
+ 
+ static inline int ib_nl_is_good_resolve_resp(const struct nlmsghdr *nlh)
+@@ -1139,7 +1139,7 @@ int ib_nl_handle_resolve_resp(struct sk_buff *skb,
+ 	}
+ 
+ resp_out:
+-	return skb->len;
++	return 0;
+ }
+ 
+ static void free_sm_ah(struct kref *kref)
+diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c
+index 7a3b99597ead..40cadb889114 100644
+--- a/drivers/infiniband/core/umem.c
++++ b/drivers/infiniband/core/umem.c
+@@ -166,10 +166,13 @@ unsigned long ib_umem_find_best_pgsz(struct ib_umem *umem,
+ 		 * for any address.
+ 		 */
+ 		mask |= (sg_dma_address(sg) + pgoff) ^ va;
+-		if (i && i != (umem->nmap - 1))
+-			/* restrict by length as well for interior SGEs */
+-			mask |= sg_dma_len(sg);
+ 		va += sg_dma_len(sg) - pgoff;
++		/* Except for the last entry, the ending iova alignment sets
++		 * the maximum possible page size as the low bits of the iova
++		 * must be zero when starting the next chunk.
++		 */
++		if (i != (umem->nmap - 1))
++			mask |= va;
+ 		pgoff = 0;
+ 	}
+ 	best_pg_bit = rdma_find_pg_bit(mask, pgsz_bitmap);
+diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
+index 970d8e31dd65..8f5de4dcad97 100644
+--- a/drivers/infiniband/core/uverbs_main.c
++++ b/drivers/infiniband/core/uverbs_main.c
+@@ -220,7 +220,6 @@ void ib_uverbs_release_file(struct kref *ref)
+ }
+ 
+ static ssize_t ib_uverbs_event_read(struct ib_uverbs_event_queue *ev_queue,
+-				    struct ib_uverbs_file *uverbs_file,
+ 				    struct file *filp, char __user *buf,
+ 				    size_t count, loff_t *pos,
+ 				    size_t eventsz)
+@@ -238,19 +237,16 @@ static ssize_t ib_uverbs_event_read(struct ib_uverbs_event_queue *ev_queue,
+ 
+ 		if (wait_event_interruptible(ev_queue->poll_wait,
+ 					     (!list_empty(&ev_queue->event_list) ||
+-			/* The barriers built into wait_event_interruptible()
+-			 * and wake_up() guarentee this will see the null set
+-			 * without using RCU
+-			 */
+-					     !uverbs_file->device->ib_dev)))
++					      ev_queue->is_closed)))
+ 			return -ERESTARTSYS;
+ 
++		spin_lock_irq(&ev_queue->lock);
++
+ 		/* If device was disassociated and no event exists set an error */
+-		if (list_empty(&ev_queue->event_list) &&
+-		    !uverbs_file->device->ib_dev)
++		if (list_empty(&ev_queue->event_list) && ev_queue->is_closed) {
++			spin_unlock_irq(&ev_queue->lock);
+ 			return -EIO;
+-
+-		spin_lock_irq(&ev_queue->lock);
++		}
+ 	}
+ 
+ 	event = list_entry(ev_queue->event_list.next, struct ib_uverbs_event, list);
+@@ -285,8 +281,7 @@ static ssize_t ib_uverbs_async_event_read(struct file *filp, char __user *buf,
+ {
+ 	struct ib_uverbs_async_event_file *file = filp->private_data;
+ 
+-	return ib_uverbs_event_read(&file->ev_queue, file->uverbs_file, filp,
+-				    buf, count, pos,
++	return ib_uverbs_event_read(&file->ev_queue, filp, buf, count, pos,
+ 				    sizeof(struct ib_uverbs_async_event_desc));
+ }
+ 
+@@ -296,9 +291,8 @@ static ssize_t ib_uverbs_comp_event_read(struct file *filp, char __user *buf,
+ 	struct ib_uverbs_completion_event_file *comp_ev_file =
+ 		filp->private_data;
+ 
+-	return ib_uverbs_event_read(&comp_ev_file->ev_queue,
+-				    comp_ev_file->uobj.ufile, filp,
+-				    buf, count, pos,
++	return ib_uverbs_event_read(&comp_ev_file->ev_queue, filp, buf, count,
++				    pos,
+ 				    sizeof(struct ib_uverbs_comp_event_desc));
+ }
+ 
+@@ -321,7 +315,9 @@ static __poll_t ib_uverbs_event_poll(struct ib_uverbs_event_queue *ev_queue,
+ static __poll_t ib_uverbs_async_event_poll(struct file *filp,
+ 					       struct poll_table_struct *wait)
+ {
+-	return ib_uverbs_event_poll(filp->private_data, filp, wait);
++	struct ib_uverbs_async_event_file *file = filp->private_data;
++
++	return ib_uverbs_event_poll(&file->ev_queue, filp, wait);
+ }
+ 
+ static __poll_t ib_uverbs_comp_event_poll(struct file *filp,
+@@ -335,9 +331,9 @@ static __poll_t ib_uverbs_comp_event_poll(struct file *filp,
+ 
+ static int ib_uverbs_async_event_fasync(int fd, struct file *filp, int on)
+ {
+-	struct ib_uverbs_event_queue *ev_queue = filp->private_data;
++	struct ib_uverbs_async_event_file *file = filp->private_data;
+ 
+-	return fasync_helper(fd, filp, on, &ev_queue->async_queue);
++	return fasync_helper(fd, filp, on, &file->ev_queue.async_queue);
+ }
+ 
+ static int ib_uverbs_comp_event_fasync(int fd, struct file *filp, int on)
+diff --git a/drivers/infiniband/hw/i40iw/i40iw_main.c b/drivers/infiniband/hw/i40iw/i40iw_main.c
+index d44cf33df81a..238614370927 100644
+--- a/drivers/infiniband/hw/i40iw/i40iw_main.c
++++ b/drivers/infiniband/hw/i40iw/i40iw_main.c
+@@ -1225,6 +1225,8 @@ static void i40iw_add_ipv4_addr(struct i40iw_device *iwdev)
+ 			const struct in_ifaddr *ifa;
+ 
+ 			idev = in_dev_get(dev);
++			if (!idev)
++				continue;
+ 			in_dev_for_each_ifa_rtnl(ifa, idev) {
+ 				i40iw_debug(&iwdev->sc_dev, I40IW_DEBUG_CM,
+ 					    "IP=%pI4, vlan_id=%d, MAC=%pM\n", &ifa->ifa_address,
+diff --git a/drivers/infiniband/hw/mlx4/cm.c b/drivers/infiniband/hw/mlx4/cm.c
+index ecd6cadd529a..b591861934b3 100644
+--- a/drivers/infiniband/hw/mlx4/cm.c
++++ b/drivers/infiniband/hw/mlx4/cm.c
+@@ -186,23 +186,6 @@ out:
+ 	kfree(ent);
+ }
+ 
+-static void id_map_find_del(struct ib_device *ibdev, int pv_cm_id)
+-{
+-	struct mlx4_ib_sriov *sriov = &to_mdev(ibdev)->sriov;
+-	struct rb_root *sl_id_map = &sriov->sl_id_map;
+-	struct id_map_entry *ent, *found_ent;
+-
+-	spin_lock(&sriov->id_map_lock);
+-	ent = xa_erase(&sriov->pv_id_table, pv_cm_id);
+-	if (!ent)
+-		goto out;
+-	found_ent = id_map_find_by_sl_id(ibdev, ent->slave_id, ent->sl_cm_id);
+-	if (found_ent && found_ent == ent)
+-		rb_erase(&found_ent->node, sl_id_map);
+-out:
+-	spin_unlock(&sriov->id_map_lock);
+-}
+-
+ static void sl_id_map_add(struct ib_device *ibdev, struct id_map_entry *new)
+ {
+ 	struct rb_root *sl_id_map = &to_mdev(ibdev)->sriov.sl_id_map;
+@@ -294,7 +277,7 @@ static void schedule_delayed(struct ib_device *ibdev, struct id_map_entry *id)
+ 	spin_lock(&sriov->id_map_lock);
+ 	spin_lock_irqsave(&sriov->going_down_lock, flags);
+ 	/*make sure that there is no schedule inside the scheduled work.*/
+-	if (!sriov->is_going_down) {
++	if (!sriov->is_going_down && !id->scheduled_delete) {
+ 		id->scheduled_delete = 1;
+ 		schedule_delayed_work(&id->timeout, CM_CLEANUP_CACHE_TIMEOUT);
+ 	}
+@@ -341,9 +324,6 @@ cont:
+ 
+ 	if (mad->mad_hdr.attr_id == CM_DREQ_ATTR_ID)
+ 		schedule_delayed(ibdev, id);
+-	else if (mad->mad_hdr.attr_id == CM_DREP_ATTR_ID)
+-		id_map_find_del(ibdev, pv_cm_id);
+-
+ 	return 0;
+ }
+ 
+@@ -382,12 +362,9 @@ int mlx4_ib_demux_cm_handler(struct ib_device *ibdev, int port, int *slave,
+ 		*slave = id->slave_id;
+ 	set_remote_comm_id(mad, id->sl_cm_id);
+ 
+-	if (mad->mad_hdr.attr_id == CM_DREQ_ATTR_ID)
++	if (mad->mad_hdr.attr_id == CM_DREQ_ATTR_ID ||
++	    mad->mad_hdr.attr_id == CM_REJ_ATTR_ID)
+ 		schedule_delayed(ibdev, id);
+-	else if (mad->mad_hdr.attr_id == CM_REJ_ATTR_ID ||
+-			mad->mad_hdr.attr_id == CM_DREP_ATTR_ID) {
+-		id_map_find_del(ibdev, (int) pv_cm_id);
+-	}
+ 
+ 	return 0;
+ }
+diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c
+index 34055cbab38c..2f5d9b181848 100644
+--- a/drivers/infiniband/hw/mlx4/main.c
++++ b/drivers/infiniband/hw/mlx4/main.c
+@@ -246,6 +246,13 @@ static int mlx4_ib_update_gids(struct gid_entry *gids,
+ 	return mlx4_ib_update_gids_v1(gids, ibdev, port_num);
+ }
+ 
++static void free_gid_entry(struct gid_entry *entry)
++{
++	memset(&entry->gid, 0, sizeof(entry->gid));
++	kfree(entry->ctx);
++	entry->ctx = NULL;
++}
++
+ static int mlx4_ib_add_gid(const struct ib_gid_attr *attr, void **context)
+ {
+ 	struct mlx4_ib_dev *ibdev = to_mdev(attr->device);
+@@ -313,6 +320,8 @@ static int mlx4_ib_add_gid(const struct ib_gid_attr *attr, void **context)
+ 				     GFP_ATOMIC);
+ 		if (!gids) {
+ 			ret = -ENOMEM;
++			*context = NULL;
++			free_gid_entry(&port_gid_table->gids[free]);
+ 		} else {
+ 			for (i = 0; i < MLX4_MAX_PORT_GIDS; i++) {
+ 				memcpy(&gids[i].gid, &port_gid_table->gids[i].gid, sizeof(union ib_gid));
+@@ -324,6 +333,12 @@ static int mlx4_ib_add_gid(const struct ib_gid_attr *attr, void **context)
+ 
+ 	if (!ret && hw_update) {
+ 		ret = mlx4_ib_update_gids(gids, ibdev, attr->port_num);
++		if (ret) {
++			spin_lock_bh(&iboe->lock);
++			*context = NULL;
++			free_gid_entry(&port_gid_table->gids[free]);
++			spin_unlock_bh(&iboe->lock);
++		}
+ 		kfree(gids);
+ 	}
+ 
+@@ -353,10 +368,7 @@ static int mlx4_ib_del_gid(const struct ib_gid_attr *attr, void **context)
+ 		if (!ctx->refcount) {
+ 			unsigned int real_index = ctx->real_index;
+ 
+-			memset(&port_gid_table->gids[real_index].gid, 0,
+-			       sizeof(port_gid_table->gids[real_index].gid));
+-			kfree(port_gid_table->gids[real_index].ctx);
+-			port_gid_table->gids[real_index].ctx = NULL;
++			free_gid_entry(&port_gid_table->gids[real_index]);
+ 			hw_update = 1;
+ 		}
+ 	}
+diff --git a/drivers/infiniband/hw/mlx5/ib_virt.c b/drivers/infiniband/hw/mlx5/ib_virt.c
+index 4f0edd4832bd..b61165359954 100644
+--- a/drivers/infiniband/hw/mlx5/ib_virt.c
++++ b/drivers/infiniband/hw/mlx5/ib_virt.c
+@@ -164,8 +164,10 @@ static int set_vf_node_guid(struct ib_device *device, int vf, u8 port, u64 guid)
+ 	in->field_select = MLX5_HCA_VPORT_SEL_NODE_GUID;
+ 	in->node_guid = guid;
+ 	err = mlx5_core_modify_hca_vport_context(mdev, 1, 1, vf + 1, in);
+-	if (!err)
++	if (!err) {
+ 		vfs_ctx[vf].node_guid = guid;
++		vfs_ctx[vf].node_guid_valid = 1;
++	}
+ 	kfree(in);
+ 	return err;
+ }
+@@ -185,8 +187,10 @@ static int set_vf_port_guid(struct ib_device *device, int vf, u8 port, u64 guid)
+ 	in->field_select = MLX5_HCA_VPORT_SEL_PORT_GUID;
+ 	in->port_guid = guid;
+ 	err = mlx5_core_modify_hca_vport_context(mdev, 1, 1, vf + 1, in);
+-	if (!err)
++	if (!err) {
+ 		vfs_ctx[vf].port_guid = guid;
++		vfs_ctx[vf].port_guid_valid = 1;
++	}
+ 	kfree(in);
+ 	return err;
+ }
+@@ -208,20 +212,12 @@ int mlx5_ib_get_vf_guid(struct ib_device *device, int vf, u8 port,
+ {
+ 	struct mlx5_ib_dev *dev = to_mdev(device);
+ 	struct mlx5_core_dev *mdev = dev->mdev;
+-	struct mlx5_hca_vport_context *rep;
+-	int err;
+-
+-	rep = kzalloc(sizeof(*rep), GFP_KERNEL);
+-	if (!rep)
+-		return -ENOMEM;
++	struct mlx5_vf_context *vfs_ctx = mdev->priv.sriov.vfs_ctx;
+ 
+-	err = mlx5_query_hca_vport_context(mdev, 1, 1, vf+1, rep);
+-	if (err)
+-		goto ex;
++	node_guid->guid =
++		vfs_ctx[vf].node_guid_valid ? vfs_ctx[vf].node_guid : 0;
++	port_guid->guid =
++		vfs_ctx[vf].port_guid_valid ? vfs_ctx[vf].port_guid : 0;
+ 
+-	port_guid->guid = rep->port_guid;
+-	node_guid->guid = rep->node_guid;
+-ex:
+-	kfree(rep);
+-	return err;
++	return 0;
+ }
+diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c
+index ea8bfc3e2d8d..23c4529edf54 100644
+--- a/drivers/infiniband/hw/mlx5/mr.c
++++ b/drivers/infiniband/hw/mlx5/mr.c
+@@ -1247,6 +1247,8 @@ struct ib_mr *mlx5_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length,
+ 
+ 	if (IS_ENABLED(CONFIG_INFINIBAND_ON_DEMAND_PAGING) && !start &&
+ 	    length == U64_MAX) {
++		if (virt_addr != start)
++			return ERR_PTR(-EINVAL);
+ 		if (!(access_flags & IB_ACCESS_ON_DEMAND) ||
+ 		    !(dev->odp_caps.general_caps & IB_ODP_SUPPORT_IMPLICIT))
+ 			return ERR_PTR(-EINVAL);
+diff --git a/drivers/infiniband/hw/mlx5/odp.c b/drivers/infiniband/hw/mlx5/odp.c
+index f924250f80c2..8247c26a1ce9 100644
+--- a/drivers/infiniband/hw/mlx5/odp.c
++++ b/drivers/infiniband/hw/mlx5/odp.c
+@@ -624,11 +624,10 @@ static int pagefault_real_mr(struct mlx5_ib_mr *mr, struct ib_umem_odp *odp,
+ 	bool downgrade = flags & MLX5_PF_FLAGS_DOWNGRADE;
+ 	unsigned long current_seq;
+ 	u64 access_mask;
+-	u64 start_idx, page_mask;
++	u64 start_idx;
+ 
+ 	page_shift = odp->page_shift;
+-	page_mask = ~(BIT(page_shift) - 1);
+-	start_idx = (user_va - (mr->mmkey.iova & page_mask)) >> page_shift;
++	start_idx = (user_va - ib_umem_start(odp)) >> page_shift;
+ 	access_mask = ODP_READ_ALLOWED_BIT;
+ 
+ 	if (odp->umem.writable && !downgrade)
+@@ -767,11 +766,19 @@ static int pagefault_mr(struct mlx5_ib_mr *mr, u64 io_virt, size_t bcnt,
+ {
+ 	struct ib_umem_odp *odp = to_ib_umem_odp(mr->umem);
+ 
++	if (unlikely(io_virt < mr->mmkey.iova))
++		return -EFAULT;
++
+ 	if (!odp->is_implicit_odp) {
+-		if (unlikely(io_virt < ib_umem_start(odp) ||
+-			     ib_umem_end(odp) - io_virt < bcnt))
++		u64 user_va;
++
++		if (check_add_overflow(io_virt - mr->mmkey.iova,
++				       (u64)odp->umem.address, &user_va))
++			return -EFAULT;
++		if (unlikely(user_va >= ib_umem_end(odp) ||
++			     ib_umem_end(odp) - user_va < bcnt))
+ 			return -EFAULT;
+-		return pagefault_real_mr(mr, odp, io_virt, bcnt, bytes_mapped,
++		return pagefault_real_mr(mr, odp, user_va, bcnt, bytes_mapped,
+ 					 flags);
+ 	}
+ 	return pagefault_implicit_mr(mr, odp, io_virt, bcnt, bytes_mapped,
+diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
+index b7f7a5f7bd98..cd1181c39ed2 100644
+--- a/drivers/infiniband/ulp/srp/ib_srp.c
++++ b/drivers/infiniband/ulp/srp/ib_srp.c
+@@ -2546,7 +2546,8 @@ static void srp_cm_rep_handler(struct ib_cm_id *cm_id,
+ 	if (lrsp->opcode == SRP_LOGIN_RSP) {
+ 		ch->max_ti_iu_len = be32_to_cpu(lrsp->max_ti_iu_len);
+ 		ch->req_lim       = be32_to_cpu(lrsp->req_lim_delta);
+-		ch->use_imm_data  = lrsp->rsp_flags & SRP_LOGIN_RSP_IMMED_SUPP;
++		ch->use_imm_data  = srp_use_imm_data &&
++			(lrsp->rsp_flags & SRP_LOGIN_RSP_IMMED_SUPP);
+ 		ch->max_it_iu_len = srp_max_it_iu_len(target->cmd_sg_cnt,
+ 						      ch->use_imm_data,
+ 						      target->max_it_iu_size);
+diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c
+index effe72eb89e7..2f7680faba49 100644
+--- a/drivers/iommu/arm-smmu-v3.c
++++ b/drivers/iommu/arm-smmu-v3.c
+@@ -856,6 +856,7 @@ static int arm_smmu_cmdq_build_cmd(u64 *cmd, struct arm_smmu_cmdq_ent *ent)
+ 		cmd[1] |= FIELD_PREP(CMDQ_CFGI_1_RANGE, 31);
+ 		break;
+ 	case CMDQ_OP_TLBI_NH_VA:
++		cmd[0] |= FIELD_PREP(CMDQ_TLBI_0_VMID, ent->tlbi.vmid);
+ 		cmd[0] |= FIELD_PREP(CMDQ_TLBI_0_ASID, ent->tlbi.asid);
+ 		cmd[1] |= FIELD_PREP(CMDQ_TLBI_1_LEAF, ent->tlbi.leaf);
+ 		cmd[1] |= ent->tlbi.addr & CMDQ_TLBI_1_VA_MASK;
+diff --git a/drivers/md/bcache/journal.c b/drivers/md/bcache/journal.c
+index be2a2a201603..33ddc5269e8d 100644
+--- a/drivers/md/bcache/journal.c
++++ b/drivers/md/bcache/journal.c
+@@ -417,10 +417,14 @@ err:
+ 
+ /* Journalling */
+ 
++#define nr_to_fifo_front(p, front_p, mask)	(((p) - (front_p)) & (mask))
++
+ static void btree_flush_write(struct cache_set *c)
+ {
+ 	struct btree *b, *t, *btree_nodes[BTREE_FLUSH_NR];
+-	unsigned int i, n;
++	unsigned int i, nr, ref_nr;
++	atomic_t *fifo_front_p, *now_fifo_front_p;
++	size_t mask;
+ 
+ 	if (c->journal.btree_flushing)
+ 		return;
+@@ -433,12 +437,50 @@ static void btree_flush_write(struct cache_set *c)
+ 	c->journal.btree_flushing = true;
+ 	spin_unlock(&c->journal.flush_write_lock);
+ 
++	/* get the oldest journal entry and check its refcount */
++	spin_lock(&c->journal.lock);
++	fifo_front_p = &fifo_front(&c->journal.pin);
++	ref_nr = atomic_read(fifo_front_p);
++	if (ref_nr <= 0) {
++		/*
++		 * do nothing if no btree node references
++		 * the oldest journal entry
++		 */
++		spin_unlock(&c->journal.lock);
++		goto out;
++	}
++	spin_unlock(&c->journal.lock);
++
++	mask = c->journal.pin.mask;
++	nr = 0;
+ 	atomic_long_inc(&c->flush_write);
+ 	memset(btree_nodes, 0, sizeof(btree_nodes));
+-	n = 0;
+ 
+ 	mutex_lock(&c->bucket_lock);
+ 	list_for_each_entry_safe_reverse(b, t, &c->btree_cache, list) {
++		/*
++		 * It is safe to get now_fifo_front_p without holding
++		 * c->journal.lock here, because we don't need to know
++		 * the exactly accurate value, just check whether the
++		 * front pointer of c->journal.pin is changed.
++		 */
++		now_fifo_front_p = &fifo_front(&c->journal.pin);
++		/*
++		 * If the oldest journal entry is reclaimed and front
++		 * pointer of c->journal.pin changes, it is unnecessary
++		 * to scan c->btree_cache anymore, just quit the loop and
++		 * flush out what we have already.
++		 */
++		if (now_fifo_front_p != fifo_front_p)
++			break;
++		/*
++		 * quit this loop if all matching btree nodes are
++		 * scanned and record in btree_nodes[] already.
++		 */
++		ref_nr = atomic_read(fifo_front_p);
++		if (nr >= ref_nr)
++			break;
++
+ 		if (btree_node_journal_flush(b))
+ 			pr_err("BUG: flush_write bit should not be set here!");
+ 
+@@ -454,17 +496,44 @@ static void btree_flush_write(struct cache_set *c)
+ 			continue;
+ 		}
+ 
++		/*
++		 * Only select the btree node which exactly references
++		 * the oldest journal entry.
++		 *
++		 * If the journal entry pointed by fifo_front_p is
++		 * reclaimed in parallel, don't worry:
++		 * - the list_for_each_xxx loop will quit when checking
++		 *   next now_fifo_front_p.
++		 * - If there are matched nodes recorded in btree_nodes[],
++		 *   they are clean now (this is why and how the oldest
++		 *   journal entry can be reclaimed). These selected nodes
++		 *   will be ignored and skipped in the folowing for-loop.
++		 */
++		if (nr_to_fifo_front(btree_current_write(b)->journal,
++				     fifo_front_p,
++				     mask) != 0) {
++			mutex_unlock(&b->write_lock);
++			continue;
++		}
++
+ 		set_btree_node_journal_flush(b);
+ 
+ 		mutex_unlock(&b->write_lock);
+ 
+-		btree_nodes[n++] = b;
+-		if (n == BTREE_FLUSH_NR)
++		btree_nodes[nr++] = b;
++		/*
++		 * To avoid holding c->bucket_lock too long time,
++		 * only scan for BTREE_FLUSH_NR matched btree nodes
++		 * at most. If there are more btree nodes reference
++		 * the oldest journal entry, try to flush them next
++		 * time when btree_flush_write() is called.
++		 */
++		if (nr == BTREE_FLUSH_NR)
+ 			break;
+ 	}
+ 	mutex_unlock(&c->bucket_lock);
+ 
+-	for (i = 0; i < n; i++) {
++	for (i = 0; i < nr; i++) {
+ 		b = btree_nodes[i];
+ 		if (!b) {
+ 			pr_err("BUG: btree_nodes[%d] is NULL", i);
+@@ -497,6 +566,7 @@ static void btree_flush_write(struct cache_set *c)
+ 		mutex_unlock(&b->write_lock);
+ 	}
+ 
++out:
+ 	spin_lock(&c->journal.flush_write_lock);
+ 	c->journal.btree_flushing = false;
+ 	spin_unlock(&c->journal.flush_write_lock);
+diff --git a/drivers/media/i2c/adv748x/adv748x.h b/drivers/media/i2c/adv748x/adv748x.h
+index 5042f9e94aee..fccb388ce179 100644
+--- a/drivers/media/i2c/adv748x/adv748x.h
++++ b/drivers/media/i2c/adv748x/adv748x.h
+@@ -394,10 +394,10 @@ int adv748x_write_block(struct adv748x_state *state, int client_page,
+ 
+ #define io_read(s, r) adv748x_read(s, ADV748X_PAGE_IO, r)
+ #define io_write(s, r, v) adv748x_write(s, ADV748X_PAGE_IO, r, v)
+-#define io_clrset(s, r, m, v) io_write(s, r, (io_read(s, r) & ~m) | v)
++#define io_clrset(s, r, m, v) io_write(s, r, (io_read(s, r) & ~(m)) | (v))
+ 
+ #define hdmi_read(s, r) adv748x_read(s, ADV748X_PAGE_HDMI, r)
+-#define hdmi_read16(s, r, m) (((hdmi_read(s, r) << 8) | hdmi_read(s, r+1)) & m)
++#define hdmi_read16(s, r, m) (((hdmi_read(s, r) << 8) | hdmi_read(s, (r)+1)) & (m))
+ #define hdmi_write(s, r, v) adv748x_write(s, ADV748X_PAGE_HDMI, r, v)
+ 
+ #define repeater_read(s, r) adv748x_read(s, ADV748X_PAGE_REPEATER, r)
+@@ -405,11 +405,11 @@ int adv748x_write_block(struct adv748x_state *state, int client_page,
+ 
+ #define sdp_read(s, r) adv748x_read(s, ADV748X_PAGE_SDP, r)
+ #define sdp_write(s, r, v) adv748x_write(s, ADV748X_PAGE_SDP, r, v)
+-#define sdp_clrset(s, r, m, v) sdp_write(s, r, (sdp_read(s, r) & ~m) | v)
++#define sdp_clrset(s, r, m, v) sdp_write(s, r, (sdp_read(s, r) & ~(m)) | (v))
+ 
+ #define cp_read(s, r) adv748x_read(s, ADV748X_PAGE_CP, r)
+ #define cp_write(s, r, v) adv748x_write(s, ADV748X_PAGE_CP, r, v)
+-#define cp_clrset(s, r, m, v) cp_write(s, r, (cp_read(s, r) & ~m) | v)
++#define cp_clrset(s, r, m, v) cp_write(s, r, (cp_read(s, r) & ~(m)) | (v))
+ 
+ #define tx_read(t, r) adv748x_read(t->state, t->page, r)
+ #define tx_write(t, r, v) adv748x_write(t->state, t->page, r, v)
+diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
+index 420900852166..c366503c466d 100644
+--- a/drivers/mfd/Kconfig
++++ b/drivers/mfd/Kconfig
+@@ -758,6 +758,7 @@ config MFD_MAX77650
+ 	depends on OF || COMPILE_TEST
+ 	select MFD_CORE
+ 	select REGMAP_I2C
++	select REGMAP_IRQ
+ 	help
+ 	  Say Y here to add support for Maxim Semiconductor MAX77650 and
+ 	  MAX77651 Power Management ICs. This is the core multifunction
+diff --git a/drivers/mtd/nand/onenand/onenand_base.c b/drivers/mtd/nand/onenand/onenand_base.c
+index 85640ee11c86..d5326d19b136 100644
+--- a/drivers/mtd/nand/onenand/onenand_base.c
++++ b/drivers/mtd/nand/onenand/onenand_base.c
+@@ -1248,44 +1248,44 @@ static int onenand_read_ops_nolock(struct mtd_info *mtd, loff_t from,
+ 
+ 	stats = mtd->ecc_stats;
+ 
+- 	/* Read-while-load method */
++	/* Read-while-load method */
+ 
+- 	/* Do first load to bufferRAM */
+- 	if (read < len) {
+- 		if (!onenand_check_bufferram(mtd, from)) {
++	/* Do first load to bufferRAM */
++	if (read < len) {
++		if (!onenand_check_bufferram(mtd, from)) {
+ 			this->command(mtd, ONENAND_CMD_READ, from, writesize);
+- 			ret = this->wait(mtd, FL_READING);
+- 			onenand_update_bufferram(mtd, from, !ret);
++			ret = this->wait(mtd, FL_READING);
++			onenand_update_bufferram(mtd, from, !ret);
+ 			if (mtd_is_eccerr(ret))
+ 				ret = 0;
+- 		}
+- 	}
++		}
++	}
+ 
+ 	thislen = min_t(int, writesize, len - read);
+ 	column = from & (writesize - 1);
+ 	if (column + thislen > writesize)
+ 		thislen = writesize - column;
+ 
+- 	while (!ret) {
+- 		/* If there is more to load then start next load */
+- 		from += thislen;
+- 		if (read + thislen < len) {
++	while (!ret) {
++		/* If there is more to load then start next load */
++		from += thislen;
++		if (read + thislen < len) {
+ 			this->command(mtd, ONENAND_CMD_READ, from, writesize);
+- 			/*
+- 			 * Chip boundary handling in DDP
+- 			 * Now we issued chip 1 read and pointed chip 1
++			/*
++			 * Chip boundary handling in DDP
++			 * Now we issued chip 1 read and pointed chip 1
+ 			 * bufferram so we have to point chip 0 bufferram.
+- 			 */
+- 			if (ONENAND_IS_DDP(this) &&
+- 			    unlikely(from == (this->chipsize >> 1))) {
+- 				this->write_word(ONENAND_DDP_CHIP0, this->base + ONENAND_REG_START_ADDRESS2);
+- 				boundary = 1;
+- 			} else
+- 				boundary = 0;
+- 			ONENAND_SET_PREV_BUFFERRAM(this);
+- 		}
+- 		/* While load is going, read from last bufferRAM */
+- 		this->read_bufferram(mtd, ONENAND_DATARAM, buf, column, thislen);
++			 */
++			if (ONENAND_IS_DDP(this) &&
++			    unlikely(from == (this->chipsize >> 1))) {
++				this->write_word(ONENAND_DDP_CHIP0, this->base + ONENAND_REG_START_ADDRESS2);
++				boundary = 1;
++			} else
++				boundary = 0;
++			ONENAND_SET_PREV_BUFFERRAM(this);
++		}
++		/* While load is going, read from last bufferRAM */
++		this->read_bufferram(mtd, ONENAND_DATARAM, buf, column, thislen);
+ 
+ 		/* Read oob area if needed */
+ 		if (oobbuf) {
+@@ -1301,24 +1301,24 @@ static int onenand_read_ops_nolock(struct mtd_info *mtd, loff_t from,
+ 			oobcolumn = 0;
+ 		}
+ 
+- 		/* See if we are done */
+- 		read += thislen;
+- 		if (read == len)
+- 			break;
+- 		/* Set up for next read from bufferRAM */
+- 		if (unlikely(boundary))
+- 			this->write_word(ONENAND_DDP_CHIP1, this->base + ONENAND_REG_START_ADDRESS2);
+- 		ONENAND_SET_NEXT_BUFFERRAM(this);
+- 		buf += thislen;
++		/* See if we are done */
++		read += thislen;
++		if (read == len)
++			break;
++		/* Set up for next read from bufferRAM */
++		if (unlikely(boundary))
++			this->write_word(ONENAND_DDP_CHIP1, this->base + ONENAND_REG_START_ADDRESS2);
++		ONENAND_SET_NEXT_BUFFERRAM(this);
++		buf += thislen;
+ 		thislen = min_t(int, writesize, len - read);
+- 		column = 0;
+- 		cond_resched();
+- 		/* Now wait for load */
+- 		ret = this->wait(mtd, FL_READING);
+- 		onenand_update_bufferram(mtd, from, !ret);
++		column = 0;
++		cond_resched();
++		/* Now wait for load */
++		ret = this->wait(mtd, FL_READING);
++		onenand_update_bufferram(mtd, from, !ret);
+ 		if (mtd_is_eccerr(ret))
+ 			ret = 0;
+- 	}
++	}
+ 
+ 	/*
+ 	 * Return success, if no ECC failures, else -EBADMSG
+diff --git a/drivers/mtd/parsers/sharpslpart.c b/drivers/mtd/parsers/sharpslpart.c
+index e5ea6127ab5a..671a61845bd5 100644
+--- a/drivers/mtd/parsers/sharpslpart.c
++++ b/drivers/mtd/parsers/sharpslpart.c
+@@ -165,10 +165,10 @@ static int sharpsl_nand_get_logical_num(u8 *oob)
+ 
+ static int sharpsl_nand_init_ftl(struct mtd_info *mtd, struct sharpsl_ftl *ftl)
+ {
+-	unsigned int block_num, log_num, phymax;
++	unsigned int block_num, phymax;
++	int i, ret, log_num;
+ 	loff_t block_adr;
+ 	u8 *oob;
+-	int i, ret;
+ 
+ 	oob = kzalloc(mtd->oobsize, GFP_KERNEL);
+ 	if (!oob)
+diff --git a/drivers/net/netdevsim/bus.c b/drivers/net/netdevsim/bus.c
+index 6aeed0c600f8..7971dc4f54f1 100644
+--- a/drivers/net/netdevsim/bus.c
++++ b/drivers/net/netdevsim/bus.c
+@@ -17,6 +17,7 @@
+ static DEFINE_IDA(nsim_bus_dev_ids);
+ static LIST_HEAD(nsim_bus_dev_list);
+ static DEFINE_MUTEX(nsim_bus_dev_list_lock);
++static bool nsim_bus_enable;
+ 
+ static struct nsim_bus_dev *to_nsim_bus_dev(struct device *dev)
+ {
+@@ -28,7 +29,7 @@ static int nsim_bus_dev_vfs_enable(struct nsim_bus_dev *nsim_bus_dev,
+ {
+ 	nsim_bus_dev->vfconfigs = kcalloc(num_vfs,
+ 					  sizeof(struct nsim_vf_config),
+-					  GFP_KERNEL);
++					  GFP_KERNEL | __GFP_NOWARN);
+ 	if (!nsim_bus_dev->vfconfigs)
+ 		return -ENOMEM;
+ 	nsim_bus_dev->num_vfs = num_vfs;
+@@ -96,13 +97,25 @@ new_port_store(struct device *dev, struct device_attribute *attr,
+ 	       const char *buf, size_t count)
+ {
+ 	struct nsim_bus_dev *nsim_bus_dev = to_nsim_bus_dev(dev);
++	struct nsim_dev *nsim_dev = dev_get_drvdata(dev);
++	struct devlink *devlink;
+ 	unsigned int port_index;
+ 	int ret;
+ 
++	/* Prevent to use nsim_bus_dev before initialization. */
++	if (!smp_load_acquire(&nsim_bus_dev->init))
++		return -EBUSY;
+ 	ret = kstrtouint(buf, 0, &port_index);
+ 	if (ret)
+ 		return ret;
++
++	devlink = priv_to_devlink(nsim_dev);
++
++	mutex_lock(&nsim_bus_dev->nsim_bus_reload_lock);
++	devlink_reload_disable(devlink);
+ 	ret = nsim_dev_port_add(nsim_bus_dev, port_index);
++	devlink_reload_enable(devlink);
++	mutex_unlock(&nsim_bus_dev->nsim_bus_reload_lock);
+ 	return ret ? ret : count;
+ }
+ 
+@@ -113,13 +126,25 @@ del_port_store(struct device *dev, struct device_attribute *attr,
+ 	       const char *buf, size_t count)
+ {
+ 	struct nsim_bus_dev *nsim_bus_dev = to_nsim_bus_dev(dev);
++	struct nsim_dev *nsim_dev = dev_get_drvdata(dev);
++	struct devlink *devlink;
+ 	unsigned int port_index;
+ 	int ret;
+ 
++	/* Prevent to use nsim_bus_dev before initialization. */
++	if (!smp_load_acquire(&nsim_bus_dev->init))
++		return -EBUSY;
+ 	ret = kstrtouint(buf, 0, &port_index);
+ 	if (ret)
+ 		return ret;
++
++	devlink = priv_to_devlink(nsim_dev);
++
++	mutex_lock(&nsim_bus_dev->nsim_bus_reload_lock);
++	devlink_reload_disable(devlink);
+ 	ret = nsim_dev_port_del(nsim_bus_dev, port_index);
++	devlink_reload_enable(devlink);
++	mutex_unlock(&nsim_bus_dev->nsim_bus_reload_lock);
+ 	return ret ? ret : count;
+ }
+ 
+@@ -179,15 +204,30 @@ new_device_store(struct bus_type *bus, const char *buf, size_t count)
+ 		pr_err("Format for adding new device is \"id port_count\" (uint uint).\n");
+ 		return -EINVAL;
+ 	}
+-	nsim_bus_dev = nsim_bus_dev_new(id, port_count);
+-	if (IS_ERR(nsim_bus_dev))
+-		return PTR_ERR(nsim_bus_dev);
+ 
+ 	mutex_lock(&nsim_bus_dev_list_lock);
++	/* Prevent to use resource before initialization. */
++	if (!smp_load_acquire(&nsim_bus_enable)) {
++		err = -EBUSY;
++		goto err;
++	}
++
++	nsim_bus_dev = nsim_bus_dev_new(id, port_count);
++	if (IS_ERR(nsim_bus_dev)) {
++		err = PTR_ERR(nsim_bus_dev);
++		goto err;
++	}
++
++	/* Allow using nsim_bus_dev */
++	smp_store_release(&nsim_bus_dev->init, true);
++
+ 	list_add_tail(&nsim_bus_dev->list, &nsim_bus_dev_list);
+ 	mutex_unlock(&nsim_bus_dev_list_lock);
+ 
+ 	return count;
++err:
++	mutex_unlock(&nsim_bus_dev_list_lock);
++	return err;
+ }
+ static BUS_ATTR_WO(new_device);
+ 
+@@ -215,6 +255,11 @@ del_device_store(struct bus_type *bus, const char *buf, size_t count)
+ 
+ 	err = -ENOENT;
+ 	mutex_lock(&nsim_bus_dev_list_lock);
++	/* Prevent to use resource before initialization. */
++	if (!smp_load_acquire(&nsim_bus_enable)) {
++		mutex_unlock(&nsim_bus_dev_list_lock);
++		return -EBUSY;
++	}
+ 	list_for_each_entry_safe(nsim_bus_dev, tmp, &nsim_bus_dev_list, list) {
+ 		if (nsim_bus_dev->dev.id != id)
+ 			continue;
+@@ -284,6 +329,9 @@ nsim_bus_dev_new(unsigned int id, unsigned int port_count)
+ 	nsim_bus_dev->dev.type = &nsim_bus_dev_type;
+ 	nsim_bus_dev->port_count = port_count;
+ 	nsim_bus_dev->initial_net = current->nsproxy->net_ns;
++	mutex_init(&nsim_bus_dev->nsim_bus_reload_lock);
++	/* Disallow using nsim_bus_dev */
++	smp_store_release(&nsim_bus_dev->init, false);
+ 
+ 	err = device_register(&nsim_bus_dev->dev);
+ 	if (err)
+@@ -299,6 +347,8 @@ err_nsim_bus_dev_free:
+ 
+ static void nsim_bus_dev_del(struct nsim_bus_dev *nsim_bus_dev)
+ {
++	/* Disallow using nsim_bus_dev */
++	smp_store_release(&nsim_bus_dev->init, false);
+ 	device_unregister(&nsim_bus_dev->dev);
+ 	ida_free(&nsim_bus_dev_ids, nsim_bus_dev->dev.id);
+ 	kfree(nsim_bus_dev);
+@@ -320,6 +370,8 @@ int nsim_bus_init(void)
+ 	err = driver_register(&nsim_driver);
+ 	if (err)
+ 		goto err_bus_unregister;
++	/* Allow using resources */
++	smp_store_release(&nsim_bus_enable, true);
+ 	return 0;
+ 
+ err_bus_unregister:
+@@ -331,12 +383,16 @@ void nsim_bus_exit(void)
+ {
+ 	struct nsim_bus_dev *nsim_bus_dev, *tmp;
+ 
++	/* Disallow using resources */
++	smp_store_release(&nsim_bus_enable, false);
++
+ 	mutex_lock(&nsim_bus_dev_list_lock);
+ 	list_for_each_entry_safe(nsim_bus_dev, tmp, &nsim_bus_dev_list, list) {
+ 		list_del(&nsim_bus_dev->list);
+ 		nsim_bus_dev_del(nsim_bus_dev);
+ 	}
+ 	mutex_unlock(&nsim_bus_dev_list_lock);
++
+ 	driver_unregister(&nsim_driver);
+ 	bus_unregister(&nsim_bus);
+ }
+diff --git a/drivers/net/netdevsim/dev.c b/drivers/net/netdevsim/dev.c
+index 2a945b3c7c76..54bc089550b3 100644
+--- a/drivers/net/netdevsim/dev.c
++++ b/drivers/net/netdevsim/dev.c
+@@ -88,8 +88,11 @@ static int nsim_dev_debugfs_init(struct nsim_dev *nsim_dev)
+ 			   &nsim_dev->max_macs);
+ 	debugfs_create_bool("test1", 0600, nsim_dev->ddir,
+ 			    &nsim_dev->test1);
+-	debugfs_create_file("take_snapshot", 0200, nsim_dev->ddir, nsim_dev,
+-			    &nsim_dev_take_snapshot_fops);
++	nsim_dev->take_snapshot = debugfs_create_file("take_snapshot",
++						      0200,
++						      nsim_dev->ddir,
++						      nsim_dev,
++						&nsim_dev_take_snapshot_fops);
+ 	debugfs_create_bool("dont_allow_reload", 0600, nsim_dev->ddir,
+ 			    &nsim_dev->dont_allow_reload);
+ 	debugfs_create_bool("fail_reload", 0600, nsim_dev->ddir,
+@@ -740,6 +743,11 @@ static int nsim_dev_reload_create(struct nsim_dev *nsim_dev,
+ 	if (err)
+ 		goto err_health_exit;
+ 
++	nsim_dev->take_snapshot = debugfs_create_file("take_snapshot",
++						      0200,
++						      nsim_dev->ddir,
++						      nsim_dev,
++						&nsim_dev_take_snapshot_fops);
+ 	return 0;
+ 
+ err_health_exit:
+@@ -853,6 +861,7 @@ static void nsim_dev_reload_destroy(struct nsim_dev *nsim_dev)
+ 
+ 	if (devlink_is_reload_failed(devlink))
+ 		return;
++	debugfs_remove(nsim_dev->take_snapshot);
+ 	nsim_dev_port_del_all(nsim_dev);
+ 	nsim_dev_health_exit(nsim_dev);
+ 	nsim_dev_traps_exit(devlink);
+diff --git a/drivers/net/netdevsim/health.c b/drivers/net/netdevsim/health.c
+index 9aa637d162eb..c06e0f8fbc10 100644
+--- a/drivers/net/netdevsim/health.c
++++ b/drivers/net/netdevsim/health.c
+@@ -82,7 +82,7 @@ static int nsim_dev_dummy_fmsg_put(struct devlink_fmsg *fmsg, u32 binary_len)
+ 	if (err)
+ 		return err;
+ 
+-	binary = kmalloc(binary_len, GFP_KERNEL);
++	binary = kmalloc(binary_len, GFP_KERNEL | __GFP_NOWARN);
+ 	if (!binary)
+ 		return -ENOMEM;
+ 	get_random_bytes(binary, binary_len);
+diff --git a/drivers/net/netdevsim/netdevsim.h b/drivers/net/netdevsim/netdevsim.h
+index 94df795ef4d3..2eb7b0dc1594 100644
+--- a/drivers/net/netdevsim/netdevsim.h
++++ b/drivers/net/netdevsim/netdevsim.h
+@@ -160,6 +160,7 @@ struct nsim_dev {
+ 	struct nsim_trap_data *trap_data;
+ 	struct dentry *ddir;
+ 	struct dentry *ports_ddir;
++	struct dentry *take_snapshot;
+ 	struct bpf_offload_dev *bpf_dev;
+ 	bool bpf_bind_accept;
+ 	u32 bpf_bind_verifier_delay;
+@@ -240,6 +241,9 @@ struct nsim_bus_dev {
+ 				  */
+ 	unsigned int num_vfs;
+ 	struct nsim_vf_config *vfconfigs;
++	/* Lock for devlink->reload_enabled in netdevsim module */
++	struct mutex nsim_bus_reload_lock;
++	bool init;
+ };
+ 
+ int nsim_bus_init(void);
+diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c
+index bb44f5a0941b..4822a65f6f3c 100644
+--- a/drivers/net/wireless/ath/ath10k/pci.c
++++ b/drivers/net/wireless/ath/ath10k/pci.c
+@@ -1604,11 +1604,22 @@ static int ath10k_pci_dump_memory_reg(struct ath10k *ar,
+ {
+ 	struct ath10k_pci *ar_pci = ath10k_pci_priv(ar);
+ 	u32 i;
++	int ret;
++
++	mutex_lock(&ar->conf_mutex);
++	if (ar->state != ATH10K_STATE_ON) {
++		ath10k_warn(ar, "Skipping pci_dump_memory_reg invalid state\n");
++		ret = -EIO;
++		goto done;
++	}
+ 
+ 	for (i = 0; i < region->len; i += 4)
+ 		*(u32 *)(buf + i) = ioread32(ar_pci->mem + region->start + i);
+ 
+-	return region->len;
++	ret = region->len;
++done:
++	mutex_unlock(&ar->conf_mutex);
++	return ret;
+ }
+ 
+ /* if an error happened returns < 0, otherwise the length */
+@@ -1704,7 +1715,11 @@ static void ath10k_pci_dump_memory(struct ath10k *ar,
+ 			count = ath10k_pci_dump_memory_sram(ar, current_region, buf);
+ 			break;
+ 		case ATH10K_MEM_REGION_TYPE_IOREG:
+-			count = ath10k_pci_dump_memory_reg(ar, current_region, buf);
++			ret = ath10k_pci_dump_memory_reg(ar, current_region, buf);
++			if (ret < 0)
++				break;
++
++			count = ret;
+ 			break;
+ 		default:
+ 			ret = ath10k_pci_dump_memory_generic(ar, current_region, buf);
+diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c
+index 9f4b117db9d7..d47f76890cf9 100644
+--- a/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c
++++ b/drivers/net/wireless/intel/iwlwifi/mvm/ftm-initiator.c
+@@ -8,6 +8,7 @@
+  * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
+  * Copyright (C) 2018 Intel Corporation
+  * Copyright (C) 2019 Intel Corporation
++ * Copyright (C) 2020 Intel Corporation
+  *
+  * This program is free software; you can redistribute it and/or modify
+  * it under the terms of version 2 of the GNU General Public License as
+@@ -30,6 +31,7 @@
+  * Copyright(c) 2015 - 2017 Intel Deutschland GmbH
+  * Copyright (C) 2018 Intel Corporation
+  * Copyright (C) 2019 Intel Corporation
++ * Copyright (C) 2020 Intel Corporation
+  * All rights reserved.
+  *
+  * Redistribution and use in source and binary forms, with or without
+@@ -389,6 +391,8 @@ void iwl_mvm_ftm_abort(struct iwl_mvm *mvm, struct cfg80211_pmsr_request *req)
+ 	if (req != mvm->ftm_initiator.req)
+ 		return;
+ 
++	iwl_mvm_ftm_reset(mvm);
++
+ 	if (iwl_mvm_send_cmd_pdu(mvm, iwl_cmd_id(TOF_RANGE_ABORT_CMD,
+ 						 LOCATION_GROUP, 0),
+ 				 0, sizeof(cmd), &cmd))
+@@ -502,7 +506,6 @@ void iwl_mvm_ftm_range_resp(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb)
+ 	lockdep_assert_held(&mvm->mutex);
+ 
+ 	if (!mvm->ftm_initiator.req) {
+-		IWL_ERR(mvm, "Got FTM response but have no request?\n");
+ 		return;
+ 	}
+ 
+diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+index 6717f25c46b1..efdf15f57f16 100644
+--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
++++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+@@ -3293,7 +3293,7 @@ static void iwl_mvm_mac_mgd_prepare_tx(struct ieee80211_hw *hw,
+ 	if (fw_has_capa(&mvm->fw->ucode_capa,
+ 			IWL_UCODE_TLV_CAPA_SESSION_PROT_CMD))
+ 		iwl_mvm_schedule_session_protection(mvm, vif, 900,
+-						    min_duration);
++						    min_duration, false);
+ 	else
+ 		iwl_mvm_protect_session(mvm, vif, duration,
+ 					min_duration, 500, false);
+diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tdls.c b/drivers/net/wireless/intel/iwlwifi/mvm/tdls.c
+index 1851719e9f4b..d781777b6b96 100644
+--- a/drivers/net/wireless/intel/iwlwifi/mvm/tdls.c
++++ b/drivers/net/wireless/intel/iwlwifi/mvm/tdls.c
+@@ -205,9 +205,15 @@ void iwl_mvm_mac_mgd_protect_tdls_discover(struct ieee80211_hw *hw,
+ 	struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw);
+ 	u32 duration = 2 * vif->bss_conf.dtim_period * vif->bss_conf.beacon_int;
+ 
+-	mutex_lock(&mvm->mutex);
+ 	/* Protect the session to hear the TDLS setup response on the channel */
+-	iwl_mvm_protect_session(mvm, vif, duration, duration, 100, true);
++	mutex_lock(&mvm->mutex);
++	if (fw_has_capa(&mvm->fw->ucode_capa,
++			IWL_UCODE_TLV_CAPA_SESSION_PROT_CMD))
++		iwl_mvm_schedule_session_protection(mvm, vif, duration,
++						    duration, true);
++	else
++		iwl_mvm_protect_session(mvm, vif, duration,
++					duration, 100, true);
+ 	mutex_unlock(&mvm->mutex);
+ }
+ 
+diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c
+index 51b138673ddb..c0b420fe5e48 100644
+--- a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c
++++ b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.c
+@@ -1056,13 +1056,42 @@ int iwl_mvm_schedule_csa_period(struct iwl_mvm *mvm,
+ 	return iwl_mvm_time_event_send_add(mvm, vif, te_data, &time_cmd);
+ }
+ 
++static bool iwl_mvm_session_prot_notif(struct iwl_notif_wait_data *notif_wait,
++				       struct iwl_rx_packet *pkt, void *data)
++{
++	struct iwl_mvm *mvm =
++		container_of(notif_wait, struct iwl_mvm, notif_wait);
++	struct iwl_mvm_session_prot_notif *resp;
++	int resp_len = iwl_rx_packet_payload_len(pkt);
++
++	if (WARN_ON(pkt->hdr.cmd != SESSION_PROTECTION_NOTIF ||
++		    pkt->hdr.group_id != MAC_CONF_GROUP))
++		return true;
++
++	if (WARN_ON_ONCE(resp_len != sizeof(*resp))) {
++		IWL_ERR(mvm, "Invalid SESSION_PROTECTION_NOTIF response\n");
++		return true;
++	}
++
++	resp = (void *)pkt->data;
++
++	if (!resp->status)
++		IWL_ERR(mvm,
++			"TIME_EVENT_NOTIFICATION received but not executed\n");
++
++	return true;
++}
++
+ void iwl_mvm_schedule_session_protection(struct iwl_mvm *mvm,
+ 					 struct ieee80211_vif *vif,
+-					 u32 duration, u32 min_duration)
++					 u32 duration, u32 min_duration,
++					 bool wait_for_notif)
+ {
+ 	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
+ 	struct iwl_mvm_time_event_data *te_data = &mvmvif->time_event_data;
+-
++	const u16 notif[] = { iwl_cmd_id(SESSION_PROTECTION_NOTIF,
++					 MAC_CONF_GROUP, 0) };
++	struct iwl_notification_wait wait_notif;
+ 	struct iwl_mvm_session_prot_cmd cmd = {
+ 		.id_and_color =
+ 			cpu_to_le32(FW_CMD_ID_AND_COLOR(mvmvif->id,
+@@ -1071,7 +1100,6 @@ void iwl_mvm_schedule_session_protection(struct iwl_mvm *mvm,
+ 		.conf_id = cpu_to_le32(SESSION_PROTECT_CONF_ASSOC),
+ 		.duration_tu = cpu_to_le32(MSEC_TO_TU(duration)),
+ 	};
+-	int ret;
+ 
+ 	lockdep_assert_held(&mvm->mutex);
+ 
+@@ -1092,14 +1120,35 @@ void iwl_mvm_schedule_session_protection(struct iwl_mvm *mvm,
+ 	IWL_DEBUG_TE(mvm, "Add new session protection, duration %d TU\n",
+ 		     le32_to_cpu(cmd.duration_tu));
+ 
+-	ret = iwl_mvm_send_cmd_pdu(mvm, iwl_cmd_id(SESSION_PROTECTION_CMD,
+-						   MAC_CONF_GROUP, 0),
+-				   0, sizeof(cmd), &cmd);
+-	if (ret) {
++	if (!wait_for_notif) {
++		if (iwl_mvm_send_cmd_pdu(mvm,
++					 iwl_cmd_id(SESSION_PROTECTION_CMD,
++						    MAC_CONF_GROUP, 0),
++					 0, sizeof(cmd), &cmd)) {
++			IWL_ERR(mvm,
++				"Couldn't send the SESSION_PROTECTION_CMD\n");
++			spin_lock_bh(&mvm->time_event_lock);
++			iwl_mvm_te_clear_data(mvm, te_data);
++			spin_unlock_bh(&mvm->time_event_lock);
++		}
++
++		return;
++	}
++
++	iwl_init_notification_wait(&mvm->notif_wait, &wait_notif,
++				   notif, ARRAY_SIZE(notif),
++				   iwl_mvm_session_prot_notif, NULL);
++
++	if (iwl_mvm_send_cmd_pdu(mvm,
++				 iwl_cmd_id(SESSION_PROTECTION_CMD,
++					    MAC_CONF_GROUP, 0),
++				 0, sizeof(cmd), &cmd)) {
+ 		IWL_ERR(mvm,
+-			"Couldn't send the SESSION_PROTECTION_CMD: %d\n", ret);
+-		spin_lock_bh(&mvm->time_event_lock);
+-		iwl_mvm_te_clear_data(mvm, te_data);
+-		spin_unlock_bh(&mvm->time_event_lock);
++			"Couldn't send the SESSION_PROTECTION_CMD\n");
++		iwl_remove_notification(&mvm->notif_wait, &wait_notif);
++	} else if (iwl_wait_notification(&mvm->notif_wait, &wait_notif,
++					 TU_TO_JIFFIES(100))) {
++		IWL_ERR(mvm,
++			"Failed to protect session until session protection\n");
+ 	}
+ }
+diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.h b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.h
+index df6832b79666..3186d7e40567 100644
+--- a/drivers/net/wireless/intel/iwlwifi/mvm/time-event.h
++++ b/drivers/net/wireless/intel/iwlwifi/mvm/time-event.h
+@@ -250,10 +250,12 @@ iwl_mvm_te_scheduled(struct iwl_mvm_time_event_data *te_data)
+  * @mvm: the mvm component
+  * @vif: the virtual interface for which the protection issued
+  * @duration: the duration of the protection
++ * @wait_for_notif: if true, will block until the start of the protection
+  */
+ void iwl_mvm_schedule_session_protection(struct iwl_mvm *mvm,
+ 					 struct ieee80211_vif *vif,
+-					 u32 duration, u32 min_duration);
++					 u32 duration, u32 min_duration,
++					 bool wait_for_notif);
+ 
+ /**
+  * iwl_mvm_rx_session_protect_notif - handles %SESSION_PROTECTION_NOTIF
+diff --git a/drivers/net/wireless/marvell/libertas/cfg.c b/drivers/net/wireless/marvell/libertas/cfg.c
+index c9401c121a14..4e3de684928b 100644
+--- a/drivers/net/wireless/marvell/libertas/cfg.c
++++ b/drivers/net/wireless/marvell/libertas/cfg.c
+@@ -1785,6 +1785,8 @@ static int lbs_ibss_join_existing(struct lbs_private *priv,
+ 		rates_max = rates_eid[1];
+ 		if (rates_max > MAX_RATES) {
+ 			lbs_deb_join("invalid rates");
++			rcu_read_unlock();
++			ret = -EINVAL;
+ 			goto out;
+ 		}
+ 		rates = cmd.bss.rates;
+diff --git a/drivers/net/wireless/marvell/mwifiex/scan.c b/drivers/net/wireless/marvell/mwifiex/scan.c
+index 98f942b797f7..a7968a84aaf8 100644
+--- a/drivers/net/wireless/marvell/mwifiex/scan.c
++++ b/drivers/net/wireless/marvell/mwifiex/scan.c
+@@ -2884,6 +2884,13 @@ mwifiex_cmd_append_vsie_tlv(struct mwifiex_private *priv,
+ 			vs_param_set->header.len =
+ 				cpu_to_le16((((u16) priv->vs_ie[id].ie[1])
+ 				& 0x00FF) + 2);
++			if (le16_to_cpu(vs_param_set->header.len) >
++				MWIFIEX_MAX_VSIE_LEN) {
++				mwifiex_dbg(priv->adapter, ERROR,
++					    "Invalid param length!\n");
++				break;
++			}
++
+ 			memcpy(vs_param_set->ie, priv->vs_ie[id].ie,
+ 			       le16_to_cpu(vs_param_set->header.len));
+ 			*buffer += le16_to_cpu(vs_param_set->header.len) +
+diff --git a/drivers/net/wireless/marvell/mwifiex/wmm.c b/drivers/net/wireless/marvell/mwifiex/wmm.c
+index 41f0231376c0..132f9e8ed68c 100644
+--- a/drivers/net/wireless/marvell/mwifiex/wmm.c
++++ b/drivers/net/wireless/marvell/mwifiex/wmm.c
+@@ -970,6 +970,10 @@ int mwifiex_ret_wmm_get_status(struct mwifiex_private *priv,
+ 				    "WMM Parameter Set Count: %d\n",
+ 				    wmm_param_ie->qos_info_bitmap & mask);
+ 
++			if (wmm_param_ie->vend_hdr.len + 2 >
++				sizeof(struct ieee_types_wmm_parameter))
++				break;
++
+ 			memcpy((u8 *) &priv->curr_bss_params.bss_descriptor.
+ 			       wmm_ie, wmm_param_ie,
+ 			       wmm_param_ie->vend_hdr.len + 2);
+diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/eeprom.c b/drivers/net/wireless/mediatek/mt76/mt7615/eeprom.c
+index eccad4987ac8..17e277bf39e0 100644
+--- a/drivers/net/wireless/mediatek/mt76/mt7615/eeprom.c
++++ b/drivers/net/wireless/mediatek/mt76/mt7615/eeprom.c
+@@ -92,8 +92,9 @@ static int mt7615_check_eeprom(struct mt76_dev *dev)
+ 
+ static void mt7615_eeprom_parse_hw_cap(struct mt7615_dev *dev)
+ {
+-	u8 val, *eeprom = dev->mt76.eeprom.data;
++	u8 *eeprom = dev->mt76.eeprom.data;
+ 	u8 tx_mask, rx_mask, max_nss;
++	u32 val;
+ 
+ 	val = FIELD_GET(MT_EE_NIC_WIFI_CONF_BAND_SEL,
+ 			eeprom[MT_EE_WIFI_CONF]);
+diff --git a/drivers/pci/controller/pci-tegra.c b/drivers/pci/controller/pci-tegra.c
+index 090b632965e2..ac93f5a0398e 100644
+--- a/drivers/pci/controller/pci-tegra.c
++++ b/drivers/pci/controller/pci-tegra.c
+@@ -2499,7 +2499,6 @@ static const struct tegra_pcie_soc tegra20_pcie = {
+ 	.num_ports = 2,
+ 	.ports = tegra20_pcie_ports,
+ 	.msi_base_shift = 0,
+-	.afi_pex2_ctrl = 0x128,
+ 	.pads_pll_ctl = PADS_PLL_CTL_TEGRA20,
+ 	.tx_ref_sel = PADS_PLL_CTL_TXCLKREF_DIV10,
+ 	.pads_refclk_cfg0 = 0xfa5cfa5c,
+@@ -2528,6 +2527,7 @@ static const struct tegra_pcie_soc tegra30_pcie = {
+ 	.num_ports = 3,
+ 	.ports = tegra30_pcie_ports,
+ 	.msi_base_shift = 8,
++	.afi_pex2_ctrl = 0x128,
+ 	.pads_pll_ctl = PADS_PLL_CTL_TEGRA30,
+ 	.tx_ref_sel = PADS_PLL_CTL_TXCLKREF_BUF_EN,
+ 	.pads_refclk_cfg0 = 0xfa5cfa5c,
+diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c
+index 1e88fd427757..4d1f392b05f9 100644
+--- a/drivers/pci/iov.c
++++ b/drivers/pci/iov.c
+@@ -186,10 +186,10 @@ int pci_iov_add_virtfn(struct pci_dev *dev, int id)
+ 	sprintf(buf, "virtfn%u", id);
+ 	rc = sysfs_create_link(&dev->dev.kobj, &virtfn->dev.kobj, buf);
+ 	if (rc)
+-		goto failed2;
++		goto failed1;
+ 	rc = sysfs_create_link(&virtfn->dev.kobj, &dev->dev.kobj, "physfn");
+ 	if (rc)
+-		goto failed3;
++		goto failed2;
+ 
+ 	kobject_uevent(&virtfn->dev.kobj, KOBJ_CHANGE);
+ 
+@@ -197,11 +197,10 @@ int pci_iov_add_virtfn(struct pci_dev *dev, int id)
+ 
+ 	return 0;
+ 
+-failed3:
+-	sysfs_remove_link(&dev->dev.kobj, buf);
+ failed2:
+-	pci_stop_and_remove_bus_device(virtfn);
++	sysfs_remove_link(&dev->dev.kobj, buf);
+ failed1:
++	pci_stop_and_remove_bus_device(virtfn);
+ 	pci_dev_put(dev);
+ failed0:
+ 	virtfn_remove_bus(dev->bus, bus);
+diff --git a/drivers/pci/pcie/aer.c b/drivers/pci/pcie/aer.c
+index 1ca86f2e0166..4a818b07a1af 100644
+--- a/drivers/pci/pcie/aer.c
++++ b/drivers/pci/pcie/aer.c
+@@ -1445,6 +1445,7 @@ static int aer_probe(struct pcie_device *dev)
+ 		return -ENOMEM;
+ 
+ 	rpc->rpd = port;
++	INIT_KFIFO(rpc->aer_fifo);
+ 	set_service_data(dev, rpc);
+ 
+ 	status = devm_request_threaded_irq(device, dev->irq, aer_irq, aer_isr,
+diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
+index f279826204eb..591161ce0f51 100644
+--- a/drivers/pci/setup-bus.c
++++ b/drivers/pci/setup-bus.c
+@@ -1803,12 +1803,18 @@ again:
+ 	/* Restore size and flags */
+ 	list_for_each_entry(fail_res, &fail_head, list) {
+ 		struct resource *res = fail_res->res;
++		int idx;
+ 
+ 		res->start = fail_res->start;
+ 		res->end = fail_res->end;
+ 		res->flags = fail_res->flags;
+-		if (fail_res->dev->subordinate)
+-			res->flags = 0;
++
++		if (pci_is_bridge(fail_res->dev)) {
++			idx = res - &fail_res->dev->resource[0];
++			if (idx >= PCI_BRIDGE_RESOURCES &&
++			    idx <= PCI_BRIDGE_RESOURCE_END)
++				res->flags = 0;
++		}
+ 	}
+ 	free_list(&fail_head);
+ 
+@@ -2055,12 +2061,18 @@ again:
+ 	/* Restore size and flags */
+ 	list_for_each_entry(fail_res, &fail_head, list) {
+ 		struct resource *res = fail_res->res;
++		int idx;
+ 
+ 		res->start = fail_res->start;
+ 		res->end = fail_res->end;
+ 		res->flags = fail_res->flags;
+-		if (fail_res->dev->subordinate)
+-			res->flags = 0;
++
++		if (pci_is_bridge(fail_res->dev)) {
++			idx = res - &fail_res->dev->resource[0];
++			if (idx >= PCI_BRIDGE_RESOURCES &&
++			    idx <= PCI_BRIDGE_RESOURCE_END)
++				res->flags = 0;
++		}
+ 	}
+ 	free_list(&fail_head);
+ 
+diff --git a/drivers/pci/switch/switchtec.c b/drivers/pci/switch/switchtec.c
+index 88091bbfe77f..9c3ad09d3022 100644
+--- a/drivers/pci/switch/switchtec.c
++++ b/drivers/pci/switch/switchtec.c
+@@ -1276,7 +1276,7 @@ static int switchtec_init_isr(struct switchtec_dev *stdev)
+ 	if (nvecs < 0)
+ 		return nvecs;
+ 
+-	event_irq = ioread32(&stdev->mmio_part_cfg->vep_vector_number);
++	event_irq = ioread16(&stdev->mmio_part_cfg->vep_vector_number);
+ 	if (event_irq < 0 || event_irq >= nvecs)
+ 		return -EFAULT;
+ 
+@@ -1349,7 +1349,7 @@ static int switchtec_init_pci(struct switchtec_dev *stdev,
+ 	if (rc)
+ 		return rc;
+ 
+-	rc = dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(64));
++	rc = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
+ 	if (rc)
+ 		return rc;
+ 
+diff --git a/drivers/pinctrl/intel/pinctrl-baytrail.c b/drivers/pinctrl/intel/pinctrl-baytrail.c
+index 55141d5de29e..72ffd19448e5 100644
+--- a/drivers/pinctrl/intel/pinctrl-baytrail.c
++++ b/drivers/pinctrl/intel/pinctrl-baytrail.c
+@@ -107,6 +107,7 @@ struct byt_gpio_pin_context {
+ 
+ struct byt_gpio {
+ 	struct gpio_chip chip;
++	struct irq_chip irqchip;
+ 	struct platform_device *pdev;
+ 	struct pinctrl_dev *pctl_dev;
+ 	struct pinctrl_desc pctl_desc;
+@@ -1395,15 +1396,6 @@ static int byt_irq_type(struct irq_data *d, unsigned int type)
+ 	return 0;
+ }
+ 
+-static struct irq_chip byt_irqchip = {
+-	.name		= "BYT-GPIO",
+-	.irq_ack	= byt_irq_ack,
+-	.irq_mask	= byt_irq_mask,
+-	.irq_unmask	= byt_irq_unmask,
+-	.irq_set_type	= byt_irq_type,
+-	.flags		= IRQCHIP_SKIP_SET_WAKE,
+-};
+-
+ static void byt_gpio_irq_handler(struct irq_desc *desc)
+ {
+ 	struct irq_data *data = irq_desc_get_irq_data(desc);
+@@ -1551,8 +1543,15 @@ static int byt_gpio_probe(struct byt_gpio *vg)
+ 	if (irq_rc && irq_rc->start) {
+ 		struct gpio_irq_chip *girq;
+ 
++		vg->irqchip.name = "BYT-GPIO",
++		vg->irqchip.irq_ack = byt_irq_ack,
++		vg->irqchip.irq_mask = byt_irq_mask,
++		vg->irqchip.irq_unmask = byt_irq_unmask,
++		vg->irqchip.irq_set_type = byt_irq_type,
++		vg->irqchip.flags = IRQCHIP_SKIP_SET_WAKE,
++
+ 		girq = &gc->irq;
+-		girq->chip = &byt_irqchip;
++		girq->chip = &vg->irqchip;
+ 		girq->init_hw = byt_gpio_irq_init_hw;
+ 		girq->parent_handler = byt_gpio_irq_handler;
+ 		girq->num_parents = 1;
+diff --git a/drivers/pinctrl/qcom/pinctrl-msm.c b/drivers/pinctrl/qcom/pinctrl-msm.c
+index 5d6f9f61ce02..9a8daa256a32 100644
+--- a/drivers/pinctrl/qcom/pinctrl-msm.c
++++ b/drivers/pinctrl/qcom/pinctrl-msm.c
+@@ -960,7 +960,6 @@ static int msm_gpio_irq_set_wake(struct irq_data *d, unsigned int on)
+ {
+ 	struct gpio_chip *gc = irq_data_get_irq_chip_data(d);
+ 	struct msm_pinctrl *pctrl = gpiochip_get_data(gc);
+-	unsigned long flags;
+ 
+ 	/*
+ 	 * While they may not wake up when the TLMM is powered off,
+@@ -971,12 +970,8 @@ static int msm_gpio_irq_set_wake(struct irq_data *d, unsigned int on)
+ 	if (d->parent_data)
+ 		irq_chip_set_wake_parent(d, on);
+ 
+-	raw_spin_lock_irqsave(&pctrl->lock, flags);
+-
+ 	irq_set_irq_wake(pctrl->irq, on);
+ 
+-	raw_spin_unlock_irqrestore(&pctrl->lock, flags);
+-
+ 	return 0;
+ }
+ 
+diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a7778.c b/drivers/pinctrl/sh-pfc/pfc-r8a7778.c
+index 24866a5958ae..a9875038ed9b 100644
+--- a/drivers/pinctrl/sh-pfc/pfc-r8a7778.c
++++ b/drivers/pinctrl/sh-pfc/pfc-r8a7778.c
+@@ -2305,7 +2305,7 @@ static const struct pinmux_cfg_reg pinmux_config_regs[] = {
+ 		FN_ATAG0_A,	0,		FN_REMOCON_B,	0,
+ 		/* IP0_11_8 [4] */
+ 		FN_SD1_DAT2_A,	FN_MMC_D2,	0,		FN_BS,
+-		FN_ATADIR0_A,	0,		FN_SDSELF_B,	0,
++		FN_ATADIR0_A,	0,		FN_SDSELF_A,	0,
+ 		FN_PWM4_B,	0,		0,		0,
+ 		0,		0,		0,		0,
+ 		/* IP0_7_5 [3] */
+@@ -2349,7 +2349,7 @@ static const struct pinmux_cfg_reg pinmux_config_regs[] = {
+ 		FN_TS_SDAT0_A,	0,		0,		0,
+ 		0,		0,		0,		0,
+ 		/* IP1_10_8 [3] */
+-		FN_SD1_CLK_B,	FN_MMC_D6,	0,		FN_A24,
++		FN_SD1_CD_A,	FN_MMC_D6,	0,		FN_A24,
+ 		FN_DREQ1_A,	0,		FN_HRX0_B,	FN_TS_SPSYNC0_A,
+ 		/* IP1_7_5 [3] */
+ 		FN_A23,		FN_HTX0_B,	FN_TX2_B,	FN_DACK2_A,
+diff --git a/drivers/pinctrl/sh-pfc/pfc-r8a77965.c b/drivers/pinctrl/sh-pfc/pfc-r8a77965.c
+index 8bdf33c807f6..6616f5210b9d 100644
+--- a/drivers/pinctrl/sh-pfc/pfc-r8a77965.c
++++ b/drivers/pinctrl/sh-pfc/pfc-r8a77965.c
+@@ -5998,7 +5998,7 @@ static const struct pinmux_drive_reg pinmux_drive_regs[] = {
+ 		{ PIN_DU_DOTCLKIN1,    0, 2 },	/* DU_DOTCLKIN1 */
+ 	} },
+ 	{ PINMUX_DRIVE_REG("DRVCTRL12", 0xe6060330) {
+-		{ PIN_DU_DOTCLKIN3,   28, 2 },	/* DU_DOTCLKIN3 */
++		{ PIN_DU_DOTCLKIN3,   24, 2 },	/* DU_DOTCLKIN3 */
+ 		{ PIN_FSCLKST,        20, 2 },	/* FSCLKST */
+ 		{ PIN_TMS,             4, 2 },	/* TMS */
+ 	} },
+@@ -6254,8 +6254,8 @@ static const struct pinmux_bias_reg pinmux_bias_regs[] = {
+ 		[31] = PIN_DU_DOTCLKIN1,	/* DU_DOTCLKIN1 */
+ 	} },
+ 	{ PINMUX_BIAS_REG("PUEN3", 0xe606040c, "PUD3", 0xe606044c) {
+-		[ 0] = PIN_DU_DOTCLKIN3,	/* DU_DOTCLKIN3 */
+-		[ 1] = SH_PFC_PIN_NONE,
++		[ 0] = SH_PFC_PIN_NONE,
++		[ 1] = PIN_DU_DOTCLKIN3,	/* DU_DOTCLKIN3 */
+ 		[ 2] = PIN_FSCLKST,		/* FSCLKST */
+ 		[ 3] = PIN_EXTALR,		/* EXTALR*/
+ 		[ 4] = PIN_TRST_N,		/* TRST# */
+diff --git a/drivers/platform/x86/intel_mid_powerbtn.c b/drivers/platform/x86/intel_mid_powerbtn.c
+index 292bace83f1e..6f436836fe50 100644
+--- a/drivers/platform/x86/intel_mid_powerbtn.c
++++ b/drivers/platform/x86/intel_mid_powerbtn.c
+@@ -146,9 +146,10 @@ static int mid_pb_probe(struct platform_device *pdev)
+ 
+ 	input_set_capability(input, EV_KEY, KEY_POWER);
+ 
+-	ddata = (struct mid_pb_ddata *)id->driver_data;
++	ddata = devm_kmemdup(&pdev->dev, (void *)id->driver_data,
++			     sizeof(*ddata), GFP_KERNEL);
+ 	if (!ddata)
+-		return -ENODATA;
++		return -ENOMEM;
+ 
+ 	ddata->dev = &pdev->dev;
+ 	ddata->irq = irq;
+diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c
+index 033303708c8b..cb28bbdc9e17 100644
+--- a/drivers/rtc/rtc-cmos.c
++++ b/drivers/rtc/rtc-cmos.c
+@@ -850,7 +850,7 @@ cmos_do_probe(struct device *dev, struct resource *ports, int rtc_irq)
+ 			rtc_cmos_int_handler = cmos_interrupt;
+ 
+ 		retval = request_irq(rtc_irq, rtc_cmos_int_handler,
+-				IRQF_SHARED, dev_name(&cmos_rtc.rtc->dev),
++				0, dev_name(&cmos_rtc.rtc->dev),
+ 				cmos_rtc.rtc);
+ 		if (retval < 0) {
+ 			dev_dbg(dev, "IRQ %d is already in use\n", rtc_irq);
+diff --git a/drivers/rtc/rtc-hym8563.c b/drivers/rtc/rtc-hym8563.c
+index 443f6d05ce29..fb6d7967ec00 100644
+--- a/drivers/rtc/rtc-hym8563.c
++++ b/drivers/rtc/rtc-hym8563.c
+@@ -97,7 +97,7 @@ static int hym8563_rtc_read_time(struct device *dev, struct rtc_time *tm)
+ 
+ 	if (!hym8563->valid) {
+ 		dev_warn(&client->dev, "no valid clock/calendar values available\n");
+-		return -EPERM;
++		return -EINVAL;
+ 	}
+ 
+ 	ret = i2c_smbus_read_i2c_block_data(client, HYM8563_SEC, 7, buf);
+diff --git a/drivers/rtc/rtc-mt6397.c b/drivers/rtc/rtc-mt6397.c
+index 9135e2101752..cda238dfe69b 100644
+--- a/drivers/rtc/rtc-mt6397.c
++++ b/drivers/rtc/rtc-mt6397.c
+@@ -297,15 +297,7 @@ static int mtk_rtc_probe(struct platform_device *pdev)
+ 
+ 	rtc->rtc_dev->ops = &mtk_rtc_ops;
+ 
+-	ret = rtc_register_device(rtc->rtc_dev);
+-	if (ret)
+-		goto out_free_irq;
+-
+-	return 0;
+-
+-out_free_irq:
+-	free_irq(rtc->irq, rtc);
+-	return ret;
++	return rtc_register_device(rtc->rtc_dev);
+ }
+ 
+ #ifdef CONFIG_PM_SLEEP
+diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
+index 03173f06ab96..3fbf9ea16c64 100644
+--- a/drivers/scsi/ufs/ufshcd.c
++++ b/drivers/scsi/ufs/ufshcd.c
+@@ -7030,7 +7030,8 @@ static int ufshcd_probe_hba(struct ufs_hba *hba)
+ 			ufshcd_init_icc_levels(hba);
+ 
+ 		/* Add required well known logical units to scsi mid layer */
+-		if (ufshcd_scsi_add_wlus(hba))
++		ret = ufshcd_scsi_add_wlus(hba);
++		if (ret)
+ 			goto out;
+ 
+ 		/* Initialize devfreq after UFS device is detected */
+diff --git a/drivers/soc/qcom/rpmhpd.c b/drivers/soc/qcom/rpmhpd.c
+index 5741ec3fa814..51850cc68b70 100644
+--- a/drivers/soc/qcom/rpmhpd.c
++++ b/drivers/soc/qcom/rpmhpd.c
+@@ -93,6 +93,7 @@ static struct rpmhpd sdm845_mx = {
+ 
+ static struct rpmhpd sdm845_mx_ao = {
+ 	.pd = { .name = "mx_ao", },
++	.active_only = true,
+ 	.peer = &sdm845_mx,
+ 	.res_name = "mx.lvl",
+ };
+@@ -107,6 +108,7 @@ static struct rpmhpd sdm845_cx = {
+ 
+ static struct rpmhpd sdm845_cx_ao = {
+ 	.pd = { .name = "cx_ao", },
++	.active_only = true,
+ 	.peer = &sdm845_cx,
+ 	.parent = &sdm845_mx_ao.pd,
+ 	.res_name = "cx.lvl",
+diff --git a/drivers/watchdog/qcom-wdt.c b/drivers/watchdog/qcom-wdt.c
+index a494543d3ae1..eb47fe5ed280 100644
+--- a/drivers/watchdog/qcom-wdt.c
++++ b/drivers/watchdog/qcom-wdt.c
+@@ -246,7 +246,7 @@ static int qcom_wdt_probe(struct platform_device *pdev)
+ 	}
+ 
+ 	/* check if there is pretimeout support */
+-	irq = platform_get_irq(pdev, 0);
++	irq = platform_get_irq_optional(pdev, 0);
+ 	if (irq > 0) {
+ 		ret = devm_request_irq(dev, irq, qcom_wdt_isr,
+ 				       IRQF_TRIGGER_RISING,
+diff --git a/drivers/watchdog/stm32_iwdg.c b/drivers/watchdog/stm32_iwdg.c
+index a3a329011a06..25188d6bbe15 100644
+--- a/drivers/watchdog/stm32_iwdg.c
++++ b/drivers/watchdog/stm32_iwdg.c
+@@ -262,6 +262,24 @@ static int stm32_iwdg_probe(struct platform_device *pdev)
+ 	watchdog_set_nowayout(wdd, WATCHDOG_NOWAYOUT);
+ 	watchdog_init_timeout(wdd, 0, dev);
+ 
++	/*
++	 * In case of CONFIG_WATCHDOG_HANDLE_BOOT_ENABLED is set
++	 * (Means U-Boot/bootloaders leaves the watchdog running)
++	 * When we get here we should make a decision to prevent
++	 * any side effects before user space daemon will take care of it.
++	 * The best option, taking into consideration that there is no
++	 * way to read values back from hardware, is to enforce watchdog
++	 * being run with deterministic values.
++	 */
++	if (IS_ENABLED(CONFIG_WATCHDOG_HANDLE_BOOT_ENABLED)) {
++		ret = stm32_iwdg_start(wdd);
++		if (ret)
++			return ret;
++
++		/* Make sure the watchdog is serviced */
++		set_bit(WDOG_HW_RUNNING, &wdd->status);
++	}
++
+ 	ret = devm_watchdog_register_device(dev, wdd);
+ 	if (ret)
+ 		return ret;
+diff --git a/fs/nfs/Kconfig b/fs/nfs/Kconfig
+index 295a7a21b774..e7dd07f47825 100644
+--- a/fs/nfs/Kconfig
++++ b/fs/nfs/Kconfig
+@@ -90,7 +90,7 @@ config NFS_V4
+ config NFS_SWAP
+ 	bool "Provide swap over NFS support"
+ 	default n
+-	depends on NFS_FS
++	depends on NFS_FS && SWAP
+ 	select SUNRPC_SWAP
+ 	help
+ 	  This option enables swapon to work on files located on NFS mounts.
+diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
+index 040a50fd9bf3..29f00da8a0b7 100644
+--- a/fs/nfs/direct.c
++++ b/fs/nfs/direct.c
+@@ -245,10 +245,10 @@ static int nfs_direct_cmp_commit_data_verf(struct nfs_direct_req *dreq,
+ 					 data->ds_commit_index);
+ 
+ 	/* verifier not set so always fail */
+-	if (verfp->committed < 0)
++	if (verfp->committed < 0 || data->res.verf->committed <= NFS_UNSTABLE)
+ 		return 1;
+ 
+-	return nfs_direct_cmp_verf(verfp, &data->verf);
++	return nfs_direct_cmp_verf(verfp, data->res.verf);
+ }
+ 
+ /**
+diff --git a/fs/nfs/nfs3xdr.c b/fs/nfs/nfs3xdr.c
+index 927eb680f161..69971f6c840d 100644
+--- a/fs/nfs/nfs3xdr.c
++++ b/fs/nfs/nfs3xdr.c
+@@ -2334,6 +2334,7 @@ static int nfs3_xdr_dec_commit3res(struct rpc_rqst *req,
+ 				   void *data)
+ {
+ 	struct nfs_commitres *result = data;
++	struct nfs_writeverf *verf = result->verf;
+ 	enum nfs_stat status;
+ 	int error;
+ 
+@@ -2346,7 +2347,9 @@ static int nfs3_xdr_dec_commit3res(struct rpc_rqst *req,
+ 	result->op_status = status;
+ 	if (status != NFS3_OK)
+ 		goto out_status;
+-	error = decode_writeverf3(xdr, &result->verf->verifier);
++	error = decode_writeverf3(xdr, &verf->verifier);
++	if (!error)
++		verf->committed = NFS_FILE_SYNC;
+ out:
+ 	return error;
+ out_status:
+diff --git a/fs/nfs/nfs42proc.c b/fs/nfs/nfs42proc.c
+index 1fe83e0f663e..9637aad36bdc 100644
+--- a/fs/nfs/nfs42proc.c
++++ b/fs/nfs/nfs42proc.c
+@@ -61,8 +61,11 @@ static int _nfs42_proc_fallocate(struct rpc_message *msg, struct file *filep,
+ 
+ 	status = nfs4_set_rw_stateid(&args.falloc_stateid, lock->open_context,
+ 			lock, FMODE_WRITE);
+-	if (status)
++	if (status) {
++		if (status == -EAGAIN)
++			status = -NFS4ERR_BAD_STATEID;
+ 		return status;
++	}
+ 
+ 	res.falloc_fattr = nfs_alloc_fattr();
+ 	if (!res.falloc_fattr)
+@@ -287,8 +290,11 @@ static ssize_t _nfs42_proc_copy(struct file *src,
+ 	} else {
+ 		status = nfs4_set_rw_stateid(&args->src_stateid,
+ 				src_lock->open_context, src_lock, FMODE_READ);
+-		if (status)
++		if (status) {
++			if (status == -EAGAIN)
++				status = -NFS4ERR_BAD_STATEID;
+ 			return status;
++		}
+ 	}
+ 	status = nfs_filemap_write_and_wait_range(file_inode(src)->i_mapping,
+ 			pos_src, pos_src + (loff_t)count - 1);
+@@ -297,8 +303,11 @@ static ssize_t _nfs42_proc_copy(struct file *src,
+ 
+ 	status = nfs4_set_rw_stateid(&args->dst_stateid, dst_lock->open_context,
+ 				     dst_lock, FMODE_WRITE);
+-	if (status)
++	if (status) {
++		if (status == -EAGAIN)
++			status = -NFS4ERR_BAD_STATEID;
+ 		return status;
++	}
+ 
+ 	status = nfs_sync_inode(dst_inode);
+ 	if (status)
+@@ -546,8 +555,11 @@ static int _nfs42_proc_copy_notify(struct file *src, struct file *dst,
+ 	status = nfs4_set_rw_stateid(&args->cna_src_stateid, ctx, l_ctx,
+ 				     FMODE_READ);
+ 	nfs_put_lock_context(l_ctx);
+-	if (status)
++	if (status) {
++		if (status == -EAGAIN)
++			status = -NFS4ERR_BAD_STATEID;
+ 		return status;
++	}
+ 
+ 	status = nfs4_call_sync(src_server->client, src_server, &msg,
+ 				&args->cna_seq_args, &res->cnr_seq_res, 0);
+@@ -618,8 +630,11 @@ static loff_t _nfs42_proc_llseek(struct file *filep,
+ 
+ 	status = nfs4_set_rw_stateid(&args.sa_stateid, lock->open_context,
+ 			lock, FMODE_READ);
+-	if (status)
++	if (status) {
++		if (status == -EAGAIN)
++			status = -NFS4ERR_BAD_STATEID;
+ 		return status;
++	}
+ 
+ 	status = nfs_filemap_write_and_wait_range(inode->i_mapping,
+ 			offset, LLONG_MAX);
+@@ -994,13 +1009,18 @@ static int _nfs42_proc_clone(struct rpc_message *msg, struct file *src_f,
+ 
+ 	status = nfs4_set_rw_stateid(&args.src_stateid, src_lock->open_context,
+ 			src_lock, FMODE_READ);
+-	if (status)
++	if (status) {
++		if (status == -EAGAIN)
++			status = -NFS4ERR_BAD_STATEID;
+ 		return status;
+-
++	}
+ 	status = nfs4_set_rw_stateid(&args.dst_stateid, dst_lock->open_context,
+ 			dst_lock, FMODE_WRITE);
+-	if (status)
++	if (status) {
++		if (status == -EAGAIN)
++			status = -NFS4ERR_BAD_STATEID;
+ 		return status;
++	}
+ 
+ 	res.dst_fattr = nfs_alloc_fattr();
+ 	if (!res.dst_fattr)
+diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h
+index a7a73b1d1fec..a5db055e2a9b 100644
+--- a/fs/nfs/nfs4_fs.h
++++ b/fs/nfs/nfs4_fs.h
+@@ -446,9 +446,7 @@ extern void nfs4_schedule_state_renewal(struct nfs_client *);
+ extern void nfs4_renewd_prepare_shutdown(struct nfs_server *);
+ extern void nfs4_kill_renewd(struct nfs_client *);
+ extern void nfs4_renew_state(struct work_struct *);
+-extern void nfs4_set_lease_period(struct nfs_client *clp,
+-		unsigned long lease,
+-		unsigned long lastrenewed);
++extern void nfs4_set_lease_period(struct nfs_client *clp, unsigned long lease);
+ 
+ 
+ /* nfs4state.c */
+diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
+index 76d37161409a..a2759b4062ae 100644
+--- a/fs/nfs/nfs4proc.c
++++ b/fs/nfs/nfs4proc.c
+@@ -3187,6 +3187,11 @@ static struct nfs4_state *nfs4_do_open(struct inode *dir,
+ 			exception.retry = 1;
+ 			continue;
+ 		}
++		if (status == -NFS4ERR_EXPIRED) {
++			nfs4_schedule_lease_recovery(server->nfs_client);
++			exception.retry = 1;
++			continue;
++		}
+ 		if (status == -EAGAIN) {
+ 			/* We must have found a delegation */
+ 			exception.retry = 1;
+@@ -3239,6 +3244,8 @@ static int _nfs4_do_setattr(struct inode *inode,
+ 		nfs_put_lock_context(l_ctx);
+ 		if (status == -EIO)
+ 			return -EBADF;
++		else if (status == -EAGAIN)
++			goto zero_stateid;
+ 	} else {
+ zero_stateid:
+ 		nfs4_stateid_copy(&arg->stateid, &zero_stateid);
+@@ -5019,16 +5026,13 @@ static int nfs4_do_fsinfo(struct nfs_server *server, struct nfs_fh *fhandle, str
+ 	struct nfs4_exception exception = {
+ 		.interruptible = true,
+ 	};
+-	unsigned long now = jiffies;
+ 	int err;
+ 
+ 	do {
+ 		err = _nfs4_do_fsinfo(server, fhandle, fsinfo);
+ 		trace_nfs4_fsinfo(server, fhandle, fsinfo->fattr, err);
+ 		if (err == 0) {
+-			nfs4_set_lease_period(server->nfs_client,
+-					fsinfo->lease_time * HZ,
+-					now);
++			nfs4_set_lease_period(server->nfs_client, fsinfo->lease_time * HZ);
+ 			break;
+ 		}
+ 		err = nfs4_handle_exception(server, err, &exception);
+@@ -6084,6 +6088,7 @@ int nfs4_proc_setclientid(struct nfs_client *clp, u32 program,
+ 		.callback_data = &setclientid,
+ 		.flags = RPC_TASK_TIMEOUT | RPC_TASK_NO_ROUND_ROBIN,
+ 	};
++	unsigned long now = jiffies;
+ 	int status;
+ 
+ 	/* nfs_client_id4 */
+@@ -6116,6 +6121,9 @@ int nfs4_proc_setclientid(struct nfs_client *clp, u32 program,
+ 		clp->cl_acceptor = rpcauth_stringify_acceptor(setclientid.sc_cred);
+ 		put_rpccred(setclientid.sc_cred);
+ 	}
++
++	if (status == 0)
++		do_renew_lease(clp, now);
+ out:
+ 	trace_nfs4_setclientid(clp, status);
+ 	dprintk("NFS reply setclientid: %d\n", status);
+@@ -8203,6 +8211,7 @@ static int _nfs4_proc_exchange_id(struct nfs_client *clp, const struct cred *cre
+ 	struct rpc_task *task;
+ 	struct nfs41_exchange_id_args *argp;
+ 	struct nfs41_exchange_id_res *resp;
++	unsigned long now = jiffies;
+ 	int status;
+ 
+ 	task = nfs4_run_exchange_id(clp, cred, sp4_how, NULL);
+@@ -8223,6 +8232,8 @@ static int _nfs4_proc_exchange_id(struct nfs_client *clp, const struct cred *cre
+ 	if (status != 0)
+ 		goto out;
+ 
++	do_renew_lease(clp, now);
++
+ 	clp->cl_clientid = resp->clientid;
+ 	clp->cl_exchange_flags = resp->flags;
+ 	clp->cl_seqid = resp->seqid;
+diff --git a/fs/nfs/nfs4renewd.c b/fs/nfs/nfs4renewd.c
+index 6ea431b067dd..ff876dda7f06 100644
+--- a/fs/nfs/nfs4renewd.c
++++ b/fs/nfs/nfs4renewd.c
+@@ -138,15 +138,12 @@ nfs4_kill_renewd(struct nfs_client *clp)
+  *
+  * @clp: pointer to nfs_client
+  * @lease: new value for lease period
+- * @lastrenewed: time at which lease was last renewed
+  */
+ void nfs4_set_lease_period(struct nfs_client *clp,
+-		unsigned long lease,
+-		unsigned long lastrenewed)
++		unsigned long lease)
+ {
+ 	spin_lock(&clp->cl_lock);
+ 	clp->cl_lease_time = lease;
+-	clp->cl_last_renewal = lastrenewed;
+ 	spin_unlock(&clp->cl_lock);
+ 
+ 	/* Cap maximum reconnect timeout at 1/2 lease period */
+diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
+index 34552329233d..f0b002734355 100644
+--- a/fs/nfs/nfs4state.c
++++ b/fs/nfs/nfs4state.c
+@@ -92,17 +92,15 @@ static int nfs4_setup_state_renewal(struct nfs_client *clp)
+ {
+ 	int status;
+ 	struct nfs_fsinfo fsinfo;
+-	unsigned long now;
+ 
+ 	if (!test_bit(NFS_CS_CHECK_LEASE_TIME, &clp->cl_res_state)) {
+ 		nfs4_schedule_state_renewal(clp);
+ 		return 0;
+ 	}
+ 
+-	now = jiffies;
+ 	status = nfs4_proc_get_lease_time(clp, &fsinfo);
+ 	if (status == 0) {
+-		nfs4_set_lease_period(clp, fsinfo.lease_time * HZ, now);
++		nfs4_set_lease_period(clp, fsinfo.lease_time * HZ);
+ 		nfs4_schedule_state_renewal(clp);
+ 	}
+ 
+diff --git a/fs/nfs/nfs4trace.h b/fs/nfs/nfs4trace.h
+index e60b6fbd5ada..d405557cb43f 100644
+--- a/fs/nfs/nfs4trace.h
++++ b/fs/nfs/nfs4trace.h
+@@ -352,7 +352,7 @@ DECLARE_EVENT_CLASS(nfs4_clientid_event,
+ 		),
+ 
+ 		TP_fast_assign(
+-			__entry->error = error;
++			__entry->error = error < 0 ? -error : 0;
+ 			__assign_str(dstaddr, clp->cl_hostname);
+ 		),
+ 
+@@ -432,7 +432,8 @@ TRACE_EVENT(nfs4_sequence_done,
+ 			__entry->target_highest_slotid =
+ 					res->sr_target_highest_slotid;
+ 			__entry->status_flags = res->sr_status_flags;
+-			__entry->error = res->sr_status;
++			__entry->error = res->sr_status < 0 ?
++					-res->sr_status : 0;
+ 		),
+ 		TP_printk(
+ 			"error=%ld (%s) session=0x%08x slot_nr=%u seq_nr=%u "
+@@ -640,7 +641,7 @@ TRACE_EVENT(nfs4_state_mgr_failed,
+ 		),
+ 
+ 		TP_fast_assign(
+-			__entry->error = status;
++			__entry->error = status < 0 ? -status : 0;
+ 			__entry->state = clp->cl_state;
+ 			__assign_str(hostname, clp->cl_hostname);
+ 			__assign_str(section, section);
+@@ -659,7 +660,7 @@ TRACE_EVENT(nfs4_xdr_status,
+ 		TP_PROTO(
+ 			const struct xdr_stream *xdr,
+ 			u32 op,
+-			int error
++			u32 error
+ 		),
+ 
+ 		TP_ARGS(xdr, op, error),
+@@ -849,7 +850,7 @@ TRACE_EVENT(nfs4_close,
+ 			__entry->fileid = NFS_FILEID(inode);
+ 			__entry->fhandle = nfs_fhandle_hash(NFS_FH(inode));
+ 			__entry->fmode = (__force unsigned int)state->state;
+-			__entry->error = error;
++			__entry->error = error < 0 ? -error : 0;
+ 			__entry->stateid_seq =
+ 				be32_to_cpu(args->stateid.seqid);
+ 			__entry->stateid_hash =
+@@ -914,7 +915,7 @@ DECLARE_EVENT_CLASS(nfs4_lock_event,
+ 		TP_fast_assign(
+ 			const struct inode *inode = state->inode;
+ 
+-			__entry->error = error;
++			__entry->error = error < 0 ? -error : 0;
+ 			__entry->cmd = cmd;
+ 			__entry->type = request->fl_type;
+ 			__entry->start = request->fl_start;
+@@ -986,7 +987,7 @@ TRACE_EVENT(nfs4_set_lock,
+ 		TP_fast_assign(
+ 			const struct inode *inode = state->inode;
+ 
+-			__entry->error = error;
++			__entry->error = error < 0 ? -error : 0;
+ 			__entry->cmd = cmd;
+ 			__entry->type = request->fl_type;
+ 			__entry->start = request->fl_start;
+@@ -1164,7 +1165,7 @@ TRACE_EVENT(nfs4_delegreturn_exit,
+ 		TP_fast_assign(
+ 			__entry->dev = res->server->s_dev;
+ 			__entry->fhandle = nfs_fhandle_hash(args->fhandle);
+-			__entry->error = error;
++			__entry->error = error < 0 ? -error : 0;
+ 			__entry->stateid_seq =
+ 				be32_to_cpu(args->stateid->seqid);
+ 			__entry->stateid_hash =
+@@ -1204,7 +1205,7 @@ DECLARE_EVENT_CLASS(nfs4_test_stateid_event,
+ 		TP_fast_assign(
+ 			const struct inode *inode = state->inode;
+ 
+-			__entry->error = error;
++			__entry->error = error < 0 ? -error : 0;
+ 			__entry->dev = inode->i_sb->s_dev;
+ 			__entry->fileid = NFS_FILEID(inode);
+ 			__entry->fhandle = nfs_fhandle_hash(NFS_FH(inode));
+@@ -1306,7 +1307,7 @@ TRACE_EVENT(nfs4_lookupp,
+ 		TP_fast_assign(
+ 			__entry->dev = inode->i_sb->s_dev;
+ 			__entry->ino = NFS_FILEID(inode);
+-			__entry->error = error;
++			__entry->error = error < 0 ? -error : 0;
+ 		),
+ 
+ 		TP_printk(
+@@ -1342,7 +1343,7 @@ TRACE_EVENT(nfs4_rename,
+ 			__entry->dev = olddir->i_sb->s_dev;
+ 			__entry->olddir = NFS_FILEID(olddir);
+ 			__entry->newdir = NFS_FILEID(newdir);
+-			__entry->error = error;
++			__entry->error = error < 0 ? -error : 0;
+ 			__assign_str(oldname, oldname->name);
+ 			__assign_str(newname, newname->name);
+ 		),
+@@ -1433,7 +1434,7 @@ DECLARE_EVENT_CLASS(nfs4_inode_stateid_event,
+ 			__entry->dev = inode->i_sb->s_dev;
+ 			__entry->fileid = NFS_FILEID(inode);
+ 			__entry->fhandle = nfs_fhandle_hash(NFS_FH(inode));
+-			__entry->error = error;
++			__entry->error = error < 0 ? -error : 0;
+ 			__entry->stateid_seq =
+ 				be32_to_cpu(stateid->seqid);
+ 			__entry->stateid_hash =
+@@ -1489,7 +1490,7 @@ DECLARE_EVENT_CLASS(nfs4_getattr_event,
+ 			__entry->valid = fattr->valid;
+ 			__entry->fhandle = nfs_fhandle_hash(fhandle);
+ 			__entry->fileid = (fattr->valid & NFS_ATTR_FATTR_FILEID) ? fattr->fileid : 0;
+-			__entry->error = error;
++			__entry->error = error < 0 ? -error : 0;
+ 		),
+ 
+ 		TP_printk(
+@@ -1536,7 +1537,7 @@ DECLARE_EVENT_CLASS(nfs4_inode_callback_event,
+ 		),
+ 
+ 		TP_fast_assign(
+-			__entry->error = error;
++			__entry->error = error < 0 ? -error : 0;
+ 			__entry->fhandle = nfs_fhandle_hash(fhandle);
+ 			if (!IS_ERR_OR_NULL(inode)) {
+ 				__entry->fileid = NFS_FILEID(inode);
+@@ -1593,7 +1594,7 @@ DECLARE_EVENT_CLASS(nfs4_inode_stateid_callback_event,
+ 		),
+ 
+ 		TP_fast_assign(
+-			__entry->error = error;
++			__entry->error = error < 0 ? -error : 0;
+ 			__entry->fhandle = nfs_fhandle_hash(fhandle);
+ 			if (!IS_ERR_OR_NULL(inode)) {
+ 				__entry->fileid = NFS_FILEID(inode);
+@@ -1896,7 +1897,7 @@ TRACE_EVENT(nfs4_layoutget,
+ 			__entry->iomode = args->iomode;
+ 			__entry->offset = args->offset;
+ 			__entry->count = args->length;
+-			__entry->error = error;
++			__entry->error = error < 0 ? -error : 0;
+ 			__entry->stateid_seq =
+ 				be32_to_cpu(state->stateid.seqid);
+ 			__entry->stateid_hash =
+diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
+index 936c57779ff4..d0feef17db50 100644
+--- a/fs/nfs/nfs4xdr.c
++++ b/fs/nfs/nfs4xdr.c
+@@ -4313,11 +4313,14 @@ static int decode_write_verifier(struct xdr_stream *xdr, struct nfs_write_verifi
+ 
+ static int decode_commit(struct xdr_stream *xdr, struct nfs_commitres *res)
+ {
++	struct nfs_writeverf *verf = res->verf;
+ 	int status;
+ 
+ 	status = decode_op_hdr(xdr, OP_COMMIT);
+ 	if (!status)
+-		status = decode_write_verifier(xdr, &res->verf->verifier);
++		status = decode_write_verifier(xdr, &verf->verifier);
++	if (!status)
++		verf->committed = NFS_FILE_SYNC;
+ 	return status;
+ }
+ 
+diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
+index cec3070ab577..542ea8dfd1bc 100644
+--- a/fs/nfs/pnfs.c
++++ b/fs/nfs/pnfs.c
+@@ -1425,7 +1425,7 @@ retry:
+ 	/* lo ref dropped in pnfs_roc_release() */
+ 	layoutreturn = pnfs_prepare_layoutreturn(lo, &stateid, &iomode);
+ 	/* If the creds don't match, we can't compound the layoutreturn */
+-	if (!layoutreturn || cred != lo->plh_lc_cred)
++	if (!layoutreturn || cred_fscmp(cred, lo->plh_lc_cred) != 0)
+ 		goto out_noroc;
+ 
+ 	roc = layoutreturn;
+@@ -1998,8 +1998,6 @@ lookup_again:
+ 			trace_pnfs_update_layout(ino, pos, count,
+ 					iomode, lo, lseg,
+ 					PNFS_UPDATE_LAYOUT_INVALID_OPEN);
+-			if (status != -EAGAIN)
+-				goto out_unlock;
+ 			spin_unlock(&ino->i_lock);
+ 			nfs4_schedule_stateid_recovery(server, ctx->state);
+ 			pnfs_clear_first_layoutget(lo);
+diff --git a/fs/nfs/pnfs_nfs.c b/fs/nfs/pnfs_nfs.c
+index 82af4809b869..8b37e7f8e789 100644
+--- a/fs/nfs/pnfs_nfs.c
++++ b/fs/nfs/pnfs_nfs.c
+@@ -31,12 +31,11 @@ EXPORT_SYMBOL_GPL(pnfs_generic_rw_release);
+ /* Fake up some data that will cause nfs_commit_release to retry the writes. */
+ void pnfs_generic_prepare_to_resend_writes(struct nfs_commit_data *data)
+ {
+-	struct nfs_page *first = nfs_list_entry(data->pages.next);
++	struct nfs_writeverf *verf = data->res.verf;
+ 
+ 	data->task.tk_status = 0;
+-	memcpy(&data->verf.verifier, &first->wb_verf,
+-	       sizeof(data->verf.verifier));
+-	data->verf.verifier.data[0]++; /* ensure verifier mismatch */
++	memset(&verf->verifier, 0, sizeof(verf->verifier));
++	verf->committed = NFS_UNSTABLE;
+ }
+ EXPORT_SYMBOL_GPL(pnfs_generic_prepare_to_resend_writes);
+ 
+diff --git a/fs/nfs/write.c b/fs/nfs/write.c
+index 52cab65f91cf..913eb37c249b 100644
+--- a/fs/nfs/write.c
++++ b/fs/nfs/write.c
+@@ -243,7 +243,15 @@ out:
+ /* A writeback failed: mark the page as bad, and invalidate the page cache */
+ static void nfs_set_pageerror(struct address_space *mapping)
+ {
++	struct inode *inode = mapping->host;
++
+ 	nfs_zap_mapping(mapping->host, mapping);
++	/* Force file size revalidation */
++	spin_lock(&inode->i_lock);
++	NFS_I(inode)->cache_validity |= NFS_INO_REVAL_FORCED |
++					NFS_INO_REVAL_PAGECACHE |
++					NFS_INO_INVALID_SIZE;
++	spin_unlock(&inode->i_lock);
+ }
+ 
+ static void nfs_mapping_set_error(struct page *page, int error)
+@@ -1829,6 +1837,7 @@ static void nfs_commit_done(struct rpc_task *task, void *calldata)
+ 
+ static void nfs_commit_release_pages(struct nfs_commit_data *data)
+ {
++	const struct nfs_writeverf *verf = data->res.verf;
+ 	struct nfs_page	*req;
+ 	int status = data->task.tk_status;
+ 	struct nfs_commit_info cinfo;
+@@ -1856,7 +1865,8 @@ static void nfs_commit_release_pages(struct nfs_commit_data *data)
+ 
+ 		/* Okay, COMMIT succeeded, apparently. Check the verifier
+ 		 * returned by the server against all stored verfs. */
+-		if (!nfs_write_verifier_cmp(&req->wb_verf, &data->verf.verifier)) {
++		if (verf->committed > NFS_UNSTABLE &&
++		    !nfs_write_verifier_cmp(&req->wb_verf, &verf->verifier)) {
+ 			/* We have a match */
+ 			if (req->wb_page)
+ 				nfs_inode_remove_request(req);
+diff --git a/include/linux/mlx5/driver.h b/include/linux/mlx5/driver.h
+index 27200dea0297..a24937fc56b9 100644
+--- a/include/linux/mlx5/driver.h
++++ b/include/linux/mlx5/driver.h
+@@ -461,6 +461,11 @@ struct mlx5_vf_context {
+ 	int	enabled;
+ 	u64	port_guid;
+ 	u64	node_guid;
++	/* Valid bits are used to validate administrative guid only.
++	 * Enabled after ndo_set_vf_guid
++	 */
++	u8	port_guid_valid:1;
++	u8	node_guid_valid:1;
+ 	enum port_state_policy	policy;
+ };
+ 
+diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
+index 5608e14e3aad..8d0f447e1faa 100644
+--- a/include/rdma/ib_verbs.h
++++ b/include/rdma/ib_verbs.h
+@@ -4300,6 +4300,9 @@ static inline int ib_check_mr_access(int flags)
+ 	    !(flags & IB_ACCESS_LOCAL_WRITE))
+ 		return -EINVAL;
+ 
++	if (flags & ~IB_ACCESS_SUPPORTED)
++		return -EINVAL;
++
+ 	return 0;
+ }
+ 
+diff --git a/kernel/sched/core.c b/kernel/sched/core.c
+index 90e4b00ace89..bfe756dee129 100644
+--- a/kernel/sched/core.c
++++ b/kernel/sched/core.c
+@@ -7100,6 +7100,12 @@ static int cpu_cgroup_css_online(struct cgroup_subsys_state *css)
+ 
+ 	if (parent)
+ 		sched_online_group(tg, parent);
++
++#ifdef CONFIG_UCLAMP_TASK_GROUP
++	/* Propagate the effective uclamp value for the new group */
++	cpu_util_update_eff(css);
++#endif
++
+ 	return 0;
+ }
+ 
+diff --git a/net/core/bpf_sk_storage.c b/net/core/bpf_sk_storage.c
+index 458be6b3eda9..3ab23f698221 100644
+--- a/net/core/bpf_sk_storage.c
++++ b/net/core/bpf_sk_storage.c
+@@ -643,9 +643,10 @@ static struct bpf_map *bpf_sk_storage_map_alloc(union bpf_attr *attr)
+ 		return ERR_PTR(-ENOMEM);
+ 	bpf_map_init_from_attr(&smap->map, attr);
+ 
++	nbuckets = roundup_pow_of_two(num_possible_cpus());
+ 	/* Use at least 2 buckets, select_bucket() is undefined behavior with 1 bucket */
+-	smap->bucket_log = max_t(u32, 1, ilog2(roundup_pow_of_two(num_possible_cpus())));
+-	nbuckets = 1U << smap->bucket_log;
++	nbuckets = max_t(u32, 2, nbuckets);
++	smap->bucket_log = ilog2(nbuckets);
+ 	cost = sizeof(*smap->buckets) * nbuckets + sizeof(*smap);
+ 
+ 	ret = bpf_map_charge_init(&smap->map.memory, cost);
+diff --git a/net/core/sock_map.c b/net/core/sock_map.c
+index 8998e356f423..085cef5857bb 100644
+--- a/net/core/sock_map.c
++++ b/net/core/sock_map.c
+@@ -234,7 +234,6 @@ static void sock_map_free(struct bpf_map *map)
+ 	int i;
+ 
+ 	synchronize_rcu();
+-	rcu_read_lock();
+ 	raw_spin_lock_bh(&stab->lock);
+ 	for (i = 0; i < stab->map.max_entries; i++) {
+ 		struct sock **psk = &stab->sks[i];
+@@ -243,13 +242,15 @@ static void sock_map_free(struct bpf_map *map)
+ 		sk = xchg(psk, NULL);
+ 		if (sk) {
+ 			lock_sock(sk);
++			rcu_read_lock();
+ 			sock_map_unref(sk, psk);
++			rcu_read_unlock();
+ 			release_sock(sk);
+ 		}
+ 	}
+ 	raw_spin_unlock_bh(&stab->lock);
+-	rcu_read_unlock();
+ 
++	/* wait for psock readers accessing its map link */
+ 	synchronize_rcu();
+ 
+ 	bpf_map_area_free(stab->sks);
+@@ -416,14 +417,16 @@ static int sock_map_update_elem(struct bpf_map *map, void *key,
+ 		ret = -EINVAL;
+ 		goto out;
+ 	}
+-	if (!sock_map_sk_is_suitable(sk) ||
+-	    sk->sk_state != TCP_ESTABLISHED) {
++	if (!sock_map_sk_is_suitable(sk)) {
+ 		ret = -EOPNOTSUPP;
+ 		goto out;
+ 	}
+ 
+ 	sock_map_sk_acquire(sk);
+-	ret = sock_map_update_common(map, idx, sk, flags);
++	if (sk->sk_state != TCP_ESTABLISHED)
++		ret = -EOPNOTSUPP;
++	else
++		ret = sock_map_update_common(map, idx, sk, flags);
+ 	sock_map_sk_release(sk);
+ out:
+ 	fput(sock->file);
+@@ -739,14 +742,16 @@ static int sock_hash_update_elem(struct bpf_map *map, void *key,
+ 		ret = -EINVAL;
+ 		goto out;
+ 	}
+-	if (!sock_map_sk_is_suitable(sk) ||
+-	    sk->sk_state != TCP_ESTABLISHED) {
++	if (!sock_map_sk_is_suitable(sk)) {
+ 		ret = -EOPNOTSUPP;
+ 		goto out;
+ 	}
+ 
+ 	sock_map_sk_acquire(sk);
+-	ret = sock_hash_update_common(map, key, sk, flags);
++	if (sk->sk_state != TCP_ESTABLISHED)
++		ret = -EOPNOTSUPP;
++	else
++		ret = sock_hash_update_common(map, key, sk, flags);
+ 	sock_map_sk_release(sk);
+ out:
+ 	fput(sock->file);
+@@ -859,19 +864,22 @@ static void sock_hash_free(struct bpf_map *map)
+ 	int i;
+ 
+ 	synchronize_rcu();
+-	rcu_read_lock();
+ 	for (i = 0; i < htab->buckets_num; i++) {
+ 		bucket = sock_hash_select_bucket(htab, i);
+ 		raw_spin_lock_bh(&bucket->lock);
+ 		hlist_for_each_entry_safe(elem, node, &bucket->head, node) {
+ 			hlist_del_rcu(&elem->node);
+ 			lock_sock(elem->sk);
++			rcu_read_lock();
+ 			sock_map_unref(elem->sk, elem);
++			rcu_read_unlock();
+ 			release_sock(elem->sk);
+ 		}
+ 		raw_spin_unlock_bh(&bucket->lock);
+ 	}
+-	rcu_read_unlock();
++
++	/* wait for psock readers accessing its map link */
++	synchronize_rcu();
+ 
+ 	bpf_map_area_free(htab->buckets);
+ 	kfree(htab);
+diff --git a/net/netfilter/nf_flow_table_core.c b/net/netfilter/nf_flow_table_core.c
+index e33a73cb1f42..86eefb613b08 100644
+--- a/net/netfilter/nf_flow_table_core.c
++++ b/net/netfilter/nf_flow_table_core.c
+@@ -348,9 +348,6 @@ static void nf_flow_offload_gc_step(struct flow_offload *flow, void *data)
+ {
+ 	struct nf_flowtable *flow_table = data;
+ 
+-	if (flow->flags & FLOW_OFFLOAD_HW)
+-		nf_flow_offload_stats(flow_table, flow);
+-
+ 	if (nf_flow_has_expired(flow) || nf_ct_is_dying(flow->ct) ||
+ 	    (flow->flags & (FLOW_OFFLOAD_DYING | FLOW_OFFLOAD_TEARDOWN))) {
+ 		if (flow->flags & FLOW_OFFLOAD_HW) {
+@@ -361,6 +358,8 @@ static void nf_flow_offload_gc_step(struct flow_offload *flow, void *data)
+ 		} else {
+ 			flow_offload_del(flow_table, flow);
+ 		}
++	} else if (flow->flags & FLOW_OFFLOAD_HW) {
++		nf_flow_offload_stats(flow_table, flow);
+ 	}
+ }
+ 
+@@ -530,9 +529,9 @@ static void nf_flow_table_do_cleanup(struct flow_offload *flow, void *data)
+ static void nf_flow_table_iterate_cleanup(struct nf_flowtable *flowtable,
+ 					  struct net_device *dev)
+ {
+-	nf_flow_table_offload_flush(flowtable);
+ 	nf_flow_table_iterate(flowtable, nf_flow_table_do_cleanup, dev);
+ 	flush_delayed_work(&flowtable->gc_work);
++	nf_flow_table_offload_flush(flowtable);
+ }
+ 
+ void nf_flow_table_cleanup(struct net_device *dev)
+@@ -554,6 +553,7 @@ void nf_flow_table_free(struct nf_flowtable *flow_table)
+ 	cancel_delayed_work_sync(&flow_table->gc_work);
+ 	nf_flow_table_iterate(flow_table, nf_flow_table_do_cleanup, NULL);
+ 	nf_flow_table_iterate(flow_table, nf_flow_offload_gc_step, flow_table);
++	nf_flow_table_offload_flush(flow_table);
+ 	rhashtable_destroy(&flow_table->rhashtable);
+ }
+ EXPORT_SYMBOL_GPL(nf_flow_table_free);
+diff --git a/net/netfilter/nf_flow_table_offload.c b/net/netfilter/nf_flow_table_offload.c
+index d06969af1085..b879e673953f 100644
+--- a/net/netfilter/nf_flow_table_offload.c
++++ b/net/netfilter/nf_flow_table_offload.c
+@@ -24,6 +24,7 @@ struct flow_offload_work {
+ };
+ 
+ struct nf_flow_key {
++	struct flow_dissector_key_meta			meta;
+ 	struct flow_dissector_key_control		control;
+ 	struct flow_dissector_key_basic			basic;
+ 	union {
+@@ -55,6 +56,7 @@ static int nf_flow_rule_match(struct nf_flow_match *match,
+ 	struct nf_flow_key *mask = &match->mask;
+ 	struct nf_flow_key *key = &match->key;
+ 
++	NF_FLOW_DISSECTOR(match, FLOW_DISSECTOR_KEY_META, meta);
+ 	NF_FLOW_DISSECTOR(match, FLOW_DISSECTOR_KEY_CONTROL, control);
+ 	NF_FLOW_DISSECTOR(match, FLOW_DISSECTOR_KEY_BASIC, basic);
+ 	NF_FLOW_DISSECTOR(match, FLOW_DISSECTOR_KEY_IPV4_ADDRS, ipv4);
+@@ -62,6 +64,9 @@ static int nf_flow_rule_match(struct nf_flow_match *match,
+ 	NF_FLOW_DISSECTOR(match, FLOW_DISSECTOR_KEY_TCP, tcp);
+ 	NF_FLOW_DISSECTOR(match, FLOW_DISSECTOR_KEY_PORTS, tp);
+ 
++	key->meta.ingress_ifindex = tuple->iifidx;
++	mask->meta.ingress_ifindex = 0xffffffff;
++
+ 	switch (tuple->l3proto) {
+ 	case AF_INET:
+ 		key->control.addr_type = FLOW_DISSECTOR_KEY_IPV4_ADDRS;
+@@ -105,7 +110,8 @@ static int nf_flow_rule_match(struct nf_flow_match *match,
+ 	key->tp.dst = tuple->dst_port;
+ 	mask->tp.dst = 0xffff;
+ 
+-	match->dissector.used_keys |= BIT(FLOW_DISSECTOR_KEY_CONTROL) |
++	match->dissector.used_keys |= BIT(FLOW_DISSECTOR_KEY_META) |
++				      BIT(FLOW_DISSECTOR_KEY_CONTROL) |
+ 				      BIT(FLOW_DISSECTOR_KEY_BASIC) |
+ 				      BIT(FLOW_DISSECTOR_KEY_PORTS);
+ 	return 0;
+@@ -784,8 +790,7 @@ void nf_flow_offload_stats(struct nf_flowtable *flowtable,
+ 	__s32 delta;
+ 
+ 	delta = nf_flow_timeout_delta(flow->timeout);
+-	if ((delta >= (9 * NF_FLOW_TIMEOUT) / 10) ||
+-	    flow->flags & FLOW_OFFLOAD_HW_DYING)
++	if ((delta >= (9 * NF_FLOW_TIMEOUT) / 10))
+ 		return;
+ 
+ 	offload = kzalloc(sizeof(struct flow_offload_work), GFP_ATOMIC);
+diff --git a/security/selinux/avc.c b/security/selinux/avc.c
+index ecd3829996aa..23dc888ae305 100644
+--- a/security/selinux/avc.c
++++ b/security/selinux/avc.c
+@@ -424,7 +424,7 @@ static inline int avc_xperms_audit(struct selinux_state *state,
+ 	if (likely(!audited))
+ 		return 0;
+ 	return slow_avc_audit(state, ssid, tsid, tclass, requested,
+-			audited, denied, result, ad, 0);
++			audited, denied, result, ad);
+ }
+ 
+ static void avc_node_free(struct rcu_head *rhead)
+@@ -758,8 +758,7 @@ static void avc_audit_post_callback(struct audit_buffer *ab, void *a)
+ noinline int slow_avc_audit(struct selinux_state *state,
+ 			    u32 ssid, u32 tsid, u16 tclass,
+ 			    u32 requested, u32 audited, u32 denied, int result,
+-			    struct common_audit_data *a,
+-			    unsigned int flags)
++			    struct common_audit_data *a)
+ {
+ 	struct common_audit_data stack_data;
+ 	struct selinux_audit_data sad;
+@@ -772,17 +771,6 @@ noinline int slow_avc_audit(struct selinux_state *state,
+ 		a->type = LSM_AUDIT_DATA_NONE;
+ 	}
+ 
+-	/*
+-	 * When in a RCU walk do the audit on the RCU retry.  This is because
+-	 * the collection of the dname in an inode audit message is not RCU
+-	 * safe.  Note this may drop some audits when the situation changes
+-	 * during retry. However this is logically just as if the operation
+-	 * happened a little later.
+-	 */
+-	if ((a->type == LSM_AUDIT_DATA_INODE) &&
+-	    (flags & MAY_NOT_BLOCK))
+-		return -ECHILD;
+-
+ 	sad.tclass = tclass;
+ 	sad.requested = requested;
+ 	sad.ssid = ssid;
+@@ -855,15 +843,14 @@ static int avc_update_node(struct selinux_avc *avc,
+ 	/*
+ 	 * If we are in a non-blocking code path, e.g. VFS RCU walk,
+ 	 * then we must not add permissions to a cache entry
+-	 * because we cannot safely audit the denial.  Otherwise,
++	 * because we will not audit the denial.  Otherwise,
+ 	 * during the subsequent blocking retry (e.g. VFS ref walk), we
+ 	 * will find the permissions already granted in the cache entry
+ 	 * and won't audit anything at all, leading to silent denials in
+ 	 * permissive mode that only appear when in enforcing mode.
+ 	 *
+-	 * See the corresponding handling in slow_avc_audit(), and the
+-	 * logic in selinux_inode_permission for the MAY_NOT_BLOCK flag,
+-	 * which is transliterated into AVC_NONBLOCKING.
++	 * See the corresponding handling of MAY_NOT_BLOCK in avc_audit()
++	 * and selinux_inode_permission().
+ 	 */
+ 	if (flags & AVC_NONBLOCKING)
+ 		return 0;
+@@ -1205,6 +1192,25 @@ int avc_has_perm(struct selinux_state *state, u32 ssid, u32 tsid, u16 tclass,
+ 	return rc;
+ }
+ 
++int avc_has_perm_flags(struct selinux_state *state,
++		       u32 ssid, u32 tsid, u16 tclass, u32 requested,
++		       struct common_audit_data *auditdata,
++		       int flags)
++{
++	struct av_decision avd;
++	int rc, rc2;
++
++	rc = avc_has_perm_noaudit(state, ssid, tsid, tclass, requested,
++				  (flags & MAY_NOT_BLOCK) ? AVC_NONBLOCKING : 0,
++				  &avd);
++
++	rc2 = avc_audit(state, ssid, tsid, tclass, requested, &avd, rc,
++			auditdata, flags);
++	if (rc2)
++		return rc2;
++	return rc;
++}
++
+ u32 avc_policy_seqno(struct selinux_state *state)
+ {
+ 	return state->avc->avc_cache.latest_notif;
+diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
+index 116b4d644f68..db44c7eb4321 100644
+--- a/security/selinux/hooks.c
++++ b/security/selinux/hooks.c
+@@ -2762,6 +2762,14 @@ static int selinux_mount(const char *dev_name,
+ 		return path_has_perm(cred, path, FILE__MOUNTON);
+ }
+ 
++static int selinux_move_mount(const struct path *from_path,
++			      const struct path *to_path)
++{
++	const struct cred *cred = current_cred();
++
++	return path_has_perm(cred, to_path, FILE__MOUNTON);
++}
++
+ static int selinux_umount(struct vfsmount *mnt, int flags)
+ {
+ 	const struct cred *cred = current_cred();
+@@ -3004,14 +3012,14 @@ static int selinux_inode_follow_link(struct dentry *dentry, struct inode *inode,
+ 	if (IS_ERR(isec))
+ 		return PTR_ERR(isec);
+ 
+-	return avc_has_perm(&selinux_state,
+-			    sid, isec->sid, isec->sclass, FILE__READ, &ad);
++	return avc_has_perm_flags(&selinux_state,
++				  sid, isec->sid, isec->sclass, FILE__READ, &ad,
++				  rcu ? MAY_NOT_BLOCK : 0);
+ }
+ 
+ static noinline int audit_inode_permission(struct inode *inode,
+ 					   u32 perms, u32 audited, u32 denied,
+-					   int result,
+-					   unsigned flags)
++					   int result)
+ {
+ 	struct common_audit_data ad;
+ 	struct inode_security_struct *isec = selinux_inode(inode);
+@@ -3022,7 +3030,7 @@ static noinline int audit_inode_permission(struct inode *inode,
+ 
+ 	rc = slow_avc_audit(&selinux_state,
+ 			    current_sid(), isec->sid, isec->sclass, perms,
+-			    audited, denied, result, &ad, flags);
++			    audited, denied, result, &ad);
+ 	if (rc)
+ 		return rc;
+ 	return 0;
+@@ -3069,7 +3077,11 @@ static int selinux_inode_permission(struct inode *inode, int mask)
+ 	if (likely(!audited))
+ 		return rc;
+ 
+-	rc2 = audit_inode_permission(inode, perms, audited, denied, rc, flags);
++	/* fall back to ref-walk if we have to generate audit */
++	if (flags & MAY_NOT_BLOCK)
++		return -ECHILD;
++
++	rc2 = audit_inode_permission(inode, perms, audited, denied, rc);
+ 	if (rc2)
+ 		return rc2;
+ 	return rc;
+@@ -6903,6 +6915,8 @@ static struct security_hook_list selinux_hooks[] __lsm_ro_after_init = {
+ 	LSM_HOOK_INIT(sb_clone_mnt_opts, selinux_sb_clone_mnt_opts),
+ 	LSM_HOOK_INIT(sb_add_mnt_opt, selinux_add_mnt_opt),
+ 
++	LSM_HOOK_INIT(move_mount, selinux_move_mount),
++
+ 	LSM_HOOK_INIT(dentry_init_security, selinux_dentry_init_security),
+ 	LSM_HOOK_INIT(dentry_create_files_as, selinux_dentry_create_files_as),
+ 
+diff --git a/security/selinux/include/avc.h b/security/selinux/include/avc.h
+index 7be0e1e90e8b..cf4cc3ef959b 100644
+--- a/security/selinux/include/avc.h
++++ b/security/selinux/include/avc.h
+@@ -100,8 +100,7 @@ static inline u32 avc_audit_required(u32 requested,
+ int slow_avc_audit(struct selinux_state *state,
+ 		   u32 ssid, u32 tsid, u16 tclass,
+ 		   u32 requested, u32 audited, u32 denied, int result,
+-		   struct common_audit_data *a,
+-		   unsigned flags);
++		   struct common_audit_data *a);
+ 
+ /**
+  * avc_audit - Audit the granting or denial of permissions.
+@@ -135,9 +134,12 @@ static inline int avc_audit(struct selinux_state *state,
+ 	audited = avc_audit_required(requested, avd, result, 0, &denied);
+ 	if (likely(!audited))
+ 		return 0;
++	/* fall back to ref-walk if we have to generate audit */
++	if (flags & MAY_NOT_BLOCK)
++		return -ECHILD;
+ 	return slow_avc_audit(state, ssid, tsid, tclass,
+ 			      requested, audited, denied, result,
+-			      a, flags);
++			      a);
+ }
+ 
+ #define AVC_STRICT 1 /* Ignore permissive mode. */
+@@ -153,6 +155,11 @@ int avc_has_perm(struct selinux_state *state,
+ 		 u32 ssid, u32 tsid,
+ 		 u16 tclass, u32 requested,
+ 		 struct common_audit_data *auditdata);
++int avc_has_perm_flags(struct selinux_state *state,
++		       u32 ssid, u32 tsid,
++		       u16 tclass, u32 requested,
++		       struct common_audit_data *auditdata,
++		       int flags);
+ 
+ int avc_has_extended_perms(struct selinux_state *state,
+ 			   u32 ssid, u32 tsid, u16 tclass, u32 requested,
+diff --git a/sound/soc/soc-generic-dmaengine-pcm.c b/sound/soc/soc-generic-dmaengine-pcm.c
+index a428ff393ea2..2b5f3b1b062b 100644
+--- a/sound/soc/soc-generic-dmaengine-pcm.c
++++ b/sound/soc/soc-generic-dmaengine-pcm.c
+@@ -117,7 +117,6 @@ dmaengine_pcm_set_runtime_hwparams(struct snd_soc_component *component,
+ 	struct dma_chan *chan = pcm->chan[substream->stream];
+ 	struct snd_dmaengine_dai_dma_data *dma_data;
+ 	struct snd_pcm_hardware hw;
+-	int ret;
+ 
+ 	if (pcm->config && pcm->config->pcm_hardware)
+ 		return snd_soc_set_runtime_hwparams(substream,
+@@ -138,12 +137,15 @@ dmaengine_pcm_set_runtime_hwparams(struct snd_soc_component *component,
+ 	if (pcm->flags & SND_DMAENGINE_PCM_FLAG_NO_RESIDUE)
+ 		hw.info |= SNDRV_PCM_INFO_BATCH;
+ 
+-	ret = snd_dmaengine_pcm_refine_runtime_hwparams(substream,
+-							dma_data,
+-							&hw,
+-							chan);
+-	if (ret)
+-		return ret;
++	/**
++	 * FIXME: Remove the return value check to align with the code
++	 * before adding snd_dmaengine_pcm_refine_runtime_hwparams
++	 * function.
++	 */
++	snd_dmaengine_pcm_refine_runtime_hwparams(substream,
++						  dma_data,
++						  &hw,
++						  chan);
+ 
+ 	return snd_soc_set_runtime_hwparams(substream, &hw);
+ }
+diff --git a/tools/bpf/bpftool/prog.c b/tools/bpf/bpftool/prog.c
+index 2ce9c5ba1934..9288be1d6bf0 100644
+--- a/tools/bpf/bpftool/prog.c
++++ b/tools/bpf/bpftool/prog.c
+@@ -500,7 +500,7 @@ static int do_dump(int argc, char **argv)
+ 		buf = (unsigned char *)(info->jited_prog_insns);
+ 		member_len = info->jited_prog_len;
+ 	} else {	/* DUMP_XLATED */
+-		if (info->xlated_prog_len == 0) {
++		if (info->xlated_prog_len == 0 || !info->xlated_prog_insns) {
+ 			p_err("error retrieving insn dump: kernel.kptr_restrict set?");
+ 			goto err_free;
+ 		}
+diff --git a/tools/power/acpi/Makefile.config b/tools/power/acpi/Makefile.config
+index 0111d246d1ca..54a2857c2510 100644
+--- a/tools/power/acpi/Makefile.config
++++ b/tools/power/acpi/Makefile.config
+@@ -15,7 +15,7 @@ include $(srctree)/../../scripts/Makefile.include
+ 
+ OUTPUT=$(srctree)/
+ ifeq ("$(origin O)", "command line")
+-	OUTPUT := $(O)/power/acpi/
++	OUTPUT := $(O)/tools/power/acpi/
+ endif
+ #$(info Determined 'OUTPUT' to be $(OUTPUT))
+ 
+diff --git a/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c b/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c
+new file mode 100644
+index 000000000000..07f5b462c2ef
+--- /dev/null
++++ b/tools/testing/selftests/bpf/prog_tests/sockmap_basic.c
+@@ -0,0 +1,74 @@
++// SPDX-License-Identifier: GPL-2.0
++// Copyright (c) 2020 Cloudflare
++
++#include "test_progs.h"
++
++static int connected_socket_v4(void)
++{
++	struct sockaddr_in addr = {
++		.sin_family = AF_INET,
++		.sin_port = htons(80),
++		.sin_addr = { inet_addr("127.0.0.1") },
++	};
++	socklen_t len = sizeof(addr);
++	int s, repair, err;
++
++	s = socket(AF_INET, SOCK_STREAM, 0);
++	if (CHECK_FAIL(s == -1))
++		goto error;
++
++	repair = TCP_REPAIR_ON;
++	err = setsockopt(s, SOL_TCP, TCP_REPAIR, &repair, sizeof(repair));
++	if (CHECK_FAIL(err))
++		goto error;
++
++	err = connect(s, (struct sockaddr *)&addr, len);
++	if (CHECK_FAIL(err))
++		goto error;
++
++	repair = TCP_REPAIR_OFF_NO_WP;
++	err = setsockopt(s, SOL_TCP, TCP_REPAIR, &repair, sizeof(repair));
++	if (CHECK_FAIL(err))
++		goto error;
++
++	return s;
++error:
++	perror(__func__);
++	close(s);
++	return -1;
++}
++
++/* Create a map, populate it with one socket, and free the map. */
++static void test_sockmap_create_update_free(enum bpf_map_type map_type)
++{
++	const int zero = 0;
++	int s, map, err;
++
++	s = connected_socket_v4();
++	if (CHECK_FAIL(s == -1))
++		return;
++
++	map = bpf_create_map(map_type, sizeof(int), sizeof(int), 1, 0);
++	if (CHECK_FAIL(map == -1)) {
++		perror("bpf_create_map");
++		goto out;
++	}
++
++	err = bpf_map_update_elem(map, &zero, &s, BPF_NOEXIST);
++	if (CHECK_FAIL(err)) {
++		perror("bpf_map_update");
++		goto out;
++	}
++
++out:
++	close(map);
++	close(s);
++}
++
++void test_sockmap_basic(void)
++{
++	if (test__start_subtest("sockmap create_update_free"))
++		test_sockmap_create_update_free(BPF_MAP_TYPE_SOCKMAP);
++	if (test__start_subtest("sockhash create_update_free"))
++		test_sockmap_create_update_free(BPF_MAP_TYPE_SOCKHASH);
++}
+diff --git a/virt/kvm/arm/aarch32.c b/virt/kvm/arm/aarch32.c
+index 631d397ac81b..0a356aa91aa1 100644
+--- a/virt/kvm/arm/aarch32.c
++++ b/virt/kvm/arm/aarch32.c
+@@ -15,6 +15,10 @@
+ #include <asm/kvm_emulate.h>
+ #include <asm/kvm_hyp.h>
+ 
++#define DFSR_FSC_EXTABT_LPAE	0x10
++#define DFSR_FSC_EXTABT_nLPAE	0x08
++#define DFSR_LPAE		BIT(9)
++
+ /*
+  * Table taken from ARMv8 ARM DDI0487B-B, table G1-10.
+  */
+@@ -181,10 +185,12 @@ static void inject_abt32(struct kvm_vcpu *vcpu, bool is_pabt,
+ 
+ 	/* Give the guest an IMPLEMENTATION DEFINED exception */
+ 	is_lpae = (vcpu_cp15(vcpu, c2_TTBCR) >> 31);
+-	if (is_lpae)
+-		*fsr = 1 << 9 | 0x34;
+-	else
+-		*fsr = 0x14;
++	if (is_lpae) {
++		*fsr = DFSR_LPAE | DFSR_FSC_EXTABT_LPAE;
++	} else {
++		/* no need to shuffle FS[4] into DFSR[10] as its 0 */
++		*fsr = DFSR_FSC_EXTABT_nLPAE;
++	}
+ }
+ 
+ void kvm_inject_dabt32(struct kvm_vcpu *vcpu, unsigned long addr)
+diff --git a/virt/kvm/arm/arch_timer.c b/virt/kvm/arm/arch_timer.c
+index f182b2380345..c6c2a9dde00c 100644
+--- a/virt/kvm/arm/arch_timer.c
++++ b/virt/kvm/arm/arch_timer.c
+@@ -805,6 +805,7 @@ static u64 kvm_arm_timer_read(struct kvm_vcpu *vcpu,
+ 	switch (treg) {
+ 	case TIMER_REG_TVAL:
+ 		val = timer->cnt_cval - kvm_phys_timer_read() + timer->cntvoff;
++		val &= lower_32_bits(val);
+ 		break;
+ 
+ 	case TIMER_REG_CTL:
+@@ -850,7 +851,7 @@ static void kvm_arm_timer_write(struct kvm_vcpu *vcpu,
+ {
+ 	switch (treg) {
+ 	case TIMER_REG_TVAL:
+-		timer->cnt_cval = kvm_phys_timer_read() - timer->cntvoff + val;
++		timer->cnt_cval = kvm_phys_timer_read() - timer->cntvoff + (s32)val;
+ 		break;
+ 
+ 	case TIMER_REG_CTL:
+diff --git a/virt/kvm/arm/mmu.c b/virt/kvm/arm/mmu.c
+index 0b32a904a1bb..a2777efb558e 100644
+--- a/virt/kvm/arm/mmu.c
++++ b/virt/kvm/arm/mmu.c
+@@ -2147,7 +2147,8 @@ int kvm_test_age_hva(struct kvm *kvm, unsigned long hva)
+ 	if (!kvm->arch.pgd)
+ 		return 0;
+ 	trace_kvm_test_age_hva(hva);
+-	return handle_hva_to_gpa(kvm, hva, hva, kvm_test_age_hva_handler, NULL);
++	return handle_hva_to_gpa(kvm, hva, hva + PAGE_SIZE,
++				 kvm_test_age_hva_handler, NULL);
+ }
+ 
+ void kvm_mmu_free_memory_caches(struct kvm_vcpu *vcpu)
+diff --git a/virt/kvm/arm/pmu.c b/virt/kvm/arm/pmu.c
+index 8731dfeced8b..4c08fd009768 100644
+--- a/virt/kvm/arm/pmu.c
++++ b/virt/kvm/arm/pmu.c
+@@ -480,25 +480,45 @@ static void kvm_pmu_perf_overflow(struct perf_event *perf_event,
+  */
+ void kvm_pmu_software_increment(struct kvm_vcpu *vcpu, u64 val)
+ {
++	struct kvm_pmu *pmu = &vcpu->arch.pmu;
+ 	int i;
+-	u64 type, enable, reg;
+ 
+-	if (val == 0)
++	if (!(__vcpu_sys_reg(vcpu, PMCR_EL0) & ARMV8_PMU_PMCR_E))
+ 		return;
+ 
+-	enable = __vcpu_sys_reg(vcpu, PMCNTENSET_EL0);
++	/* Weed out disabled counters */
++	val &= __vcpu_sys_reg(vcpu, PMCNTENSET_EL0);
++
+ 	for (i = 0; i < ARMV8_PMU_CYCLE_IDX; i++) {
++		u64 type, reg;
++
+ 		if (!(val & BIT(i)))
+ 			continue;
+-		type = __vcpu_sys_reg(vcpu, PMEVTYPER0_EL0 + i)
+-		       & ARMV8_PMU_EVTYPE_EVENT;
+-		if ((type == ARMV8_PMUV3_PERFCTR_SW_INCR)
+-		    && (enable & BIT(i))) {
+-			reg = __vcpu_sys_reg(vcpu, PMEVCNTR0_EL0 + i) + 1;
++
++		/* PMSWINC only applies to ... SW_INC! */
++		type = __vcpu_sys_reg(vcpu, PMEVTYPER0_EL0 + i);
++		type &= ARMV8_PMU_EVTYPE_EVENT;
++		if (type != ARMV8_PMUV3_PERFCTR_SW_INCR)
++			continue;
++
++		/* increment this even SW_INC counter */
++		reg = __vcpu_sys_reg(vcpu, PMEVCNTR0_EL0 + i) + 1;
++		reg = lower_32_bits(reg);
++		__vcpu_sys_reg(vcpu, PMEVCNTR0_EL0 + i) = reg;
++
++		if (reg) /* no overflow on the low part */
++			continue;
++
++		if (kvm_pmu_pmc_is_chained(&pmu->pmc[i])) {
++			/* increment the high counter */
++			reg = __vcpu_sys_reg(vcpu, PMEVCNTR0_EL0 + i + 1) + 1;
+ 			reg = lower_32_bits(reg);
+-			__vcpu_sys_reg(vcpu, PMEVCNTR0_EL0 + i) = reg;
+-			if (!reg)
+-				__vcpu_sys_reg(vcpu, PMOVSSET_EL0) |= BIT(i);
++			__vcpu_sys_reg(vcpu, PMEVCNTR0_EL0 + i + 1) = reg;
++			if (!reg) /* mark overflow on the high counter */
++				__vcpu_sys_reg(vcpu, PMOVSSET_EL0) |= BIT(i + 1);
++		} else {
++			/* mark overflow on low counter */
++			__vcpu_sys_reg(vcpu, PMOVSSET_EL0) |= BIT(i);
+ 		}
+ 	}
+ }
+diff --git a/virt/kvm/arm/vgic/vgic-its.c b/virt/kvm/arm/vgic/vgic-its.c
+index 98c7360d9fb7..17920d1b350a 100644
+--- a/virt/kvm/arm/vgic/vgic-its.c
++++ b/virt/kvm/arm/vgic/vgic-its.c
+@@ -2475,7 +2475,8 @@ static int vgic_its_restore_cte(struct vgic_its *its, gpa_t gpa, int esz)
+ 	target_addr = (u32)(val >> KVM_ITS_CTE_RDBASE_SHIFT);
+ 	coll_id = val & KVM_ITS_CTE_ICID_MASK;
+ 
+-	if (target_addr >= atomic_read(&kvm->online_vcpus))
++	if (target_addr != COLLECTION_NOT_MAPPED &&
++	    target_addr >= atomic_read(&kvm->online_vcpus))
+ 		return -EINVAL;
+ 
+ 	collection = find_collection(its, coll_id);