diff options
Diffstat (limited to 'arch')
81 files changed, 221 insertions, 184 deletions
diff --git a/arch/arm/boot/dts/am437x-idk-evm.dts b/arch/arm/boot/dts/am437x-idk-evm.dts index f3ced6df0c9b..9f66f96d09c9 100644 --- a/arch/arm/boot/dts/am437x-idk-evm.dts +++ b/arch/arm/boot/dts/am437x-idk-evm.dts @@ -526,11 +526,11 @@ * Supply voltage supervisor on board will not allow opp50 so * disable it and set opp100 as suspend OPP. */ - opp50@300000000 { + opp50-300000000 { status = "disabled"; }; - opp100@600000000 { + opp100-600000000 { opp-suspend; }; }; diff --git a/arch/arm/boot/dts/dra7-evm.dts b/arch/arm/boot/dts/dra7-evm.dts index de7f85efaa51..af06a55d1c5c 100644 --- a/arch/arm/boot/dts/dra7-evm.dts +++ b/arch/arm/boot/dts/dra7-evm.dts @@ -61,10 +61,10 @@ regulator-max-microvolt = <1800000>; }; - evm_3v3: fixedregulator-evm3v3 { + vsys_3v3: fixedregulator-vsys3v3 { /* Output of Cntlr A of TPS43351-Q1 on dra7-evm */ compatible = "regulator-fixed"; - regulator-name = "evm_3v3"; + regulator-name = "vsys_3v3"; regulator-min-microvolt = <3300000>; regulator-max-microvolt = <3300000>; vin-supply = <&evm_12v0>; diff --git a/arch/arm/boot/dts/dra7-l4.dtsi b/arch/arm/boot/dts/dra7-l4.dtsi index fc418834890d..2119a78e9c15 100644 --- a/arch/arm/boot/dts/dra7-l4.dtsi +++ b/arch/arm/boot/dts/dra7-l4.dtsi @@ -3474,6 +3474,7 @@ clocks = <&l4per3_clkctrl DRA7_L4PER3_TIMER13_CLKCTRL 24>; clock-names = "fck"; interrupts = <GIC_SPI 339 IRQ_TYPE_LEVEL_HIGH>; + ti,timer-pwm; }; }; @@ -3501,6 +3502,7 @@ clocks = <&l4per3_clkctrl DRA7_L4PER3_TIMER14_CLKCTRL 24>; clock-names = "fck"; interrupts = <GIC_SPI 340 IRQ_TYPE_LEVEL_HIGH>; + ti,timer-pwm; }; }; @@ -3528,6 +3530,7 @@ clocks = <&l4per3_clkctrl DRA7_L4PER3_TIMER15_CLKCTRL 24>; clock-names = "fck"; interrupts = <GIC_SPI 341 IRQ_TYPE_LEVEL_HIGH>; + ti,timer-pwm; }; }; @@ -3555,6 +3558,7 @@ clocks = <&l4per3_clkctrl DRA7_L4PER3_TIMER16_CLKCTRL 24>; clock-names = "fck"; interrupts = <GIC_SPI 342 IRQ_TYPE_LEVEL_HIGH>; + ti,timer-pwm; }; }; diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi index d78b684e7fca..4305051bb769 100644 --- a/arch/arm/boot/dts/dra7.dtsi +++ b/arch/arm/boot/dts/dra7.dtsi @@ -184,6 +184,7 @@ device_type = "pci"; ranges = <0x81000000 0 0 0x03000 0 0x00010000 0x82000000 0 0x20013000 0x13000 0 0xffed000>; + dma-ranges = <0x02000000 0x0 0x00000000 0x00000000 0x1 0x00000000>; bus-range = <0x00 0xff>; #interrupt-cells = <1>; num-lanes = <1>; @@ -238,6 +239,7 @@ device_type = "pci"; ranges = <0x81000000 0 0 0x03000 0 0x00010000 0x82000000 0 0x30013000 0x13000 0 0xffed000>; + dma-ranges = <0x02000000 0x0 0x00000000 0x00000000 0x1 0x00000000>; bus-range = <0x00 0xff>; #interrupt-cells = <1>; num-lanes = <1>; diff --git a/arch/arm/boot/dts/dra76x.dtsi b/arch/arm/boot/dts/dra76x.dtsi index 2f7539afef2b..42b8a205b64f 100644 --- a/arch/arm/boot/dts/dra76x.dtsi +++ b/arch/arm/boot/dts/dra76x.dtsi @@ -128,3 +128,8 @@ &usb4_tm { status = "disabled"; }; + +&mmc3 { + /* dra76x is not affected by i887 */ + max-frequency = <96000000>; +}; diff --git a/arch/arm/boot/dts/dra7xx-clocks.dtsi b/arch/arm/boot/dts/dra7xx-clocks.dtsi index 55cef4cac5f1..dc0a93bccbf1 100644 --- a/arch/arm/boot/dts/dra7xx-clocks.dtsi +++ b/arch/arm/boot/dts/dra7xx-clocks.dtsi @@ -796,16 +796,6 @@ clock-div = <1>; }; - ipu1_gfclk_mux: ipu1_gfclk_mux@520 { - #clock-cells = <0>; - compatible = "ti,mux-clock"; - clocks = <&dpll_abe_m2x2_ck>, <&dpll_core_h22x2_ck>; - ti,bit-shift = <24>; - reg = <0x0520>; - assigned-clocks = <&ipu1_gfclk_mux>; - assigned-clock-parents = <&dpll_core_h22x2_ck>; - }; - dummy_ck: dummy_ck { #clock-cells = <0>; compatible = "fixed-clock"; @@ -1564,6 +1554,8 @@ compatible = "ti,clkctrl"; reg = <0x20 0x4>; #clock-cells = <2>; + assigned-clocks = <&ipu1_clkctrl DRA7_IPU1_MMU_IPU1_CLKCTRL 24>; + assigned-clock-parents = <&dpll_core_h22x2_ck>; }; ipu_clkctrl: ipu-clkctrl@50 { diff --git a/arch/arm/boot/dts/imx6dl-colibri-eval-v3.dts b/arch/arm/boot/dts/imx6dl-colibri-eval-v3.dts index cd075621de52..84fcc203a2e4 100644 --- a/arch/arm/boot/dts/imx6dl-colibri-eval-v3.dts +++ b/arch/arm/boot/dts/imx6dl-colibri-eval-v3.dts @@ -275,7 +275,7 @@ /* SRAM on Colibri nEXT_CS0 */ sram@0,0 { - compatible = "cypress,cy7c1019dv33-10zsxi, mtd-ram"; + compatible = "cypress,cy7c1019dv33-10zsxi", "mtd-ram"; reg = <0 0 0x00010000>; #address-cells = <1>; #size-cells = <1>; @@ -286,7 +286,7 @@ /* SRAM on Colibri nEXT_CS1 */ sram@1,0 { - compatible = "cypress,cy7c1019dv33-10zsxi, mtd-ram"; + compatible = "cypress,cy7c1019dv33-10zsxi", "mtd-ram"; reg = <1 0 0x00010000>; #address-cells = <1>; #size-cells = <1>; diff --git a/arch/arm/boot/dts/imx6qdl-phytec-phycore-som.dtsi b/arch/arm/boot/dts/imx6qdl-phytec-phycore-som.dtsi index 978dc1c2ff1b..4d18952658f8 100644 --- a/arch/arm/boot/dts/imx6qdl-phytec-phycore-som.dtsi +++ b/arch/arm/boot/dts/imx6qdl-phytec-phycore-som.dtsi @@ -192,7 +192,6 @@ pinctrl-0 = <&pinctrl_usdhc4>; bus-width = <8>; non-removable; - vmmc-supply = <&vdd_emmc_1p8>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi b/arch/arm/boot/dts/imx7-colibri.dtsi index d05be3f0e2a7..04717cf69db0 100644 --- a/arch/arm/boot/dts/imx7-colibri.dtsi +++ b/arch/arm/boot/dts/imx7-colibri.dtsi @@ -336,7 +336,6 @@ assigned-clock-rates = <400000000>; bus-width = <8>; fsl,tuning-step = <2>; - max-frequency = <100000000>; vmmc-supply = <®_module_3v3>; vqmmc-supply = <®_DCDC3>; non-removable; diff --git a/arch/arm/boot/dts/imx7d.dtsi b/arch/arm/boot/dts/imx7d.dtsi index 92f6d0c2a74f..4c22828df55f 100644 --- a/arch/arm/boot/dts/imx7d.dtsi +++ b/arch/arm/boot/dts/imx7d.dtsi @@ -44,7 +44,7 @@ opp-hz = /bits/ 64 <792000000>; opp-microvolt = <1000000>; clock-latency-ns = <150000>; - opp-supported-hw = <0xd>, <0xf>; + opp-supported-hw = <0xd>, <0x7>; opp-suspend; }; @@ -52,7 +52,7 @@ opp-hz = /bits/ 64 <996000000>; opp-microvolt = <1100000>; clock-latency-ns = <150000>; - opp-supported-hw = <0xc>, <0xf>; + opp-supported-hw = <0xc>, <0x7>; opp-suspend; }; @@ -60,7 +60,7 @@ opp-hz = /bits/ 64 <1200000000>; opp-microvolt = <1225000>; clock-latency-ns = <150000>; - opp-supported-hw = <0x8>, <0xf>; + opp-supported-hw = <0x8>, <0x3>; opp-suspend; }; }; diff --git a/arch/arm/boot/dts/ls1021a.dtsi b/arch/arm/boot/dts/ls1021a.dtsi index 0855b1fe98e0..760a68c163c8 100644 --- a/arch/arm/boot/dts/ls1021a.dtsi +++ b/arch/arm/boot/dts/ls1021a.dtsi @@ -747,7 +747,7 @@ }; mdio0: mdio@2d24000 { - compatible = "fsl,etsec2-mdio"; + compatible = "gianfar"; device_type = "mdio"; #address-cells = <1>; #size-cells = <0>; @@ -756,7 +756,7 @@ }; mdio1: mdio@2d64000 { - compatible = "fsl,etsec2-mdio"; + compatible = "gianfar"; device_type = "mdio"; #address-cells = <1>; #size-cells = <0>; diff --git a/arch/arm/boot/dts/motorola-mapphone-common.dtsi b/arch/arm/boot/dts/motorola-mapphone-common.dtsi index 85665506f4f8..b6e82b165f5c 100644 --- a/arch/arm/boot/dts/motorola-mapphone-common.dtsi +++ b/arch/arm/boot/dts/motorola-mapphone-common.dtsi @@ -182,6 +182,14 @@ pwm-names = "enable", "direction"; direction-duty-cycle-ns = <10000000>; }; + + backlight: backlight { + compatible = "led-backlight"; + + leds = <&backlight_led>; + brightness-levels = <31 63 95 127 159 191 223 255>; + default-brightness-level = <6>; + }; }; &dss { @@ -205,6 +213,8 @@ vddi-supply = <&lcd_regulator>; reset-gpios = <&gpio4 5 GPIO_ACTIVE_HIGH>; /* gpio101 */ + backlight = <&backlight>; + width-mm = <50>; height-mm = <89>; @@ -393,12 +403,11 @@ ramp-up-us = <1024>; ramp-down-us = <8193>; - led@0 { + backlight_led: led@0 { reg = <0>; led-sources = <2>; ti,led-mode = <0>; label = ":backlight"; - linux,default-trigger = "backlight"; }; led@1 { diff --git a/arch/arm/boot/dts/r8a7779.dtsi b/arch/arm/boot/dts/r8a7779.dtsi index beb9885e6ffc..c0999e27e9b1 100644 --- a/arch/arm/boot/dts/r8a7779.dtsi +++ b/arch/arm/boot/dts/r8a7779.dtsi @@ -377,7 +377,7 @@ }; sata: sata@fc600000 { - compatible = "renesas,sata-r8a7779", "renesas,rcar-sata"; + compatible = "renesas,sata-r8a7779"; reg = <0xfc600000 0x200000>; interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>; clocks = <&mstp1_clks R8A7779_CLK_SATA>; diff --git a/arch/arm/boot/dts/stih410-b2260.dts b/arch/arm/boot/dts/stih410-b2260.dts index 4fbd8e9eb5b7..e2bb59783146 100644 --- a/arch/arm/boot/dts/stih410-b2260.dts +++ b/arch/arm/boot/dts/stih410-b2260.dts @@ -178,9 +178,6 @@ phy-mode = "rgmii"; pinctrl-0 = <&pinctrl_rgmii1 &pinctrl_rgmii1_mdio_1>; - snps,phy-bus-name = "stmmac"; - snps,phy-bus-id = <0>; - snps,phy-addr = <0>; snps,reset-gpio = <&pio0 7 0>; snps,reset-active-low; snps,reset-delays-us = <0 10000 1000000>; diff --git a/arch/arm/boot/dts/stihxxx-b2120.dtsi b/arch/arm/boot/dts/stihxxx-b2120.dtsi index 60e11045ad76..d051f080e52e 100644 --- a/arch/arm/boot/dts/stihxxx-b2120.dtsi +++ b/arch/arm/boot/dts/stihxxx-b2120.dtsi @@ -46,7 +46,7 @@ /* DAC */ format = "i2s"; mclk-fs = <256>; - frame-inversion = <1>; + frame-inversion; cpu { sound-dai = <&sti_uni_player2>; }; diff --git a/arch/arm/configs/am200epdkit_defconfig b/arch/arm/configs/am200epdkit_defconfig index 622436f44783..f56ac394caf1 100644 --- a/arch/arm/configs/am200epdkit_defconfig +++ b/arch/arm/configs/am200epdkit_defconfig @@ -11,8 +11,6 @@ CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_PXA=y CONFIG_ARCH_GUMSTIX=y CONFIG_PCCARD=y diff --git a/arch/arm/configs/axm55xx_defconfig b/arch/arm/configs/axm55xx_defconfig index f53634af014b..6ea7dafa4c9e 100644 --- a/arch/arm/configs/axm55xx_defconfig +++ b/arch/arm/configs/axm55xx_defconfig @@ -25,7 +25,6 @@ CONFIG_EMBEDDED=y CONFIG_PROFILING=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y -# CONFIG_IOSCHED_DEADLINE is not set CONFIG_ARCH_AXXIA=y CONFIG_GPIO_PCA953X=y CONFIG_ARM_LPAE=y diff --git a/arch/arm/configs/clps711x_defconfig b/arch/arm/configs/clps711x_defconfig index c255dab36bde..63a153f5cf68 100644 --- a/arch/arm/configs/clps711x_defconfig +++ b/arch/arm/configs/clps711x_defconfig @@ -7,7 +7,6 @@ CONFIG_EMBEDDED=y CONFIG_SLOB=y CONFIG_JUMP_LABEL=y CONFIG_PARTITION_ADVANCED=y -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_CLPS711X=y CONFIG_ARCH_AUTCPU12=y CONFIG_ARCH_CDB89712=y diff --git a/arch/arm/configs/cns3420vb_defconfig b/arch/arm/configs/cns3420vb_defconfig index 89df0a55a065..66a80b46038d 100644 --- a/arch/arm/configs/cns3420vb_defconfig +++ b/arch/arm/configs/cns3420vb_defconfig @@ -17,7 +17,7 @@ CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y CONFIG_MODVERSIONS=y # CONFIG_BLK_DEV_BSG is not set -CONFIG_IOSCHED_CFQ=m +CONFIG_IOSCHED_BFQ=m CONFIG_ARCH_MULTI_V6=y #CONFIG_ARCH_MULTI_V7 is not set CONFIG_ARCH_CNS3XXX=y diff --git a/arch/arm/configs/colibri_pxa300_defconfig b/arch/arm/configs/colibri_pxa300_defconfig index 446134c70a33..0dae3b185284 100644 --- a/arch/arm/configs/colibri_pxa300_defconfig +++ b/arch/arm/configs/colibri_pxa300_defconfig @@ -43,7 +43,6 @@ CONFIG_USB_ANNOUNCE_NEW_DEVICES=y CONFIG_USB_MON=y CONFIG_USB_STORAGE=y CONFIG_MMC=y -# CONFIG_MMC_BLOCK_BOUNCE is not set CONFIG_MMC_PXA=y CONFIG_EXT3_FS=y CONFIG_NFS_FS=y diff --git a/arch/arm/configs/collie_defconfig b/arch/arm/configs/collie_defconfig index e6df11e906ba..36384fd575f8 100644 --- a/arch/arm/configs/collie_defconfig +++ b/arch/arm/configs/collie_defconfig @@ -7,8 +7,6 @@ CONFIG_EXPERT=y # CONFIG_BASE_FULL is not set # CONFIG_EPOLL is not set CONFIG_SLOB=y -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_SA1100=y CONFIG_SA1100_COLLIE=y CONFIG_PCCARD=y diff --git a/arch/arm/configs/davinci_all_defconfig b/arch/arm/configs/davinci_all_defconfig index 231f8973bbb2..b5ba8d731a25 100644 --- a/arch/arm/configs/davinci_all_defconfig +++ b/arch/arm/configs/davinci_all_defconfig @@ -15,8 +15,6 @@ CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y CONFIG_MODVERSIONS=y CONFIG_PARTITION_ADVANCED=y -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_MULTIPLATFORM=y CONFIG_ARCH_MULTI_V7=n CONFIG_ARCH_MULTI_V5=y diff --git a/arch/arm/configs/efm32_defconfig b/arch/arm/configs/efm32_defconfig index 10ea92513a69..46213f0530c4 100644 --- a/arch/arm/configs/efm32_defconfig +++ b/arch/arm/configs/efm32_defconfig @@ -12,8 +12,6 @@ CONFIG_EMBEDDED=y # CONFIG_VM_EVENT_COUNTERS is not set # CONFIG_SLUB_DEBUG is not set # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set # CONFIG_MMU is not set CONFIG_ARM_SINGLE_ARMV7M=y CONFIG_ARCH_EFM32=y diff --git a/arch/arm/configs/ep93xx_defconfig b/arch/arm/configs/ep93xx_defconfig index ef2d2a820c30..cd16fb6eb8e6 100644 --- a/arch/arm/configs/ep93xx_defconfig +++ b/arch/arm/configs/ep93xx_defconfig @@ -11,7 +11,6 @@ CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set CONFIG_PARTITION_ADVANCED=y -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_EP93XX=y CONFIG_CRUNCH=y CONFIG_MACH_ADSSPHERE=y diff --git a/arch/arm/configs/eseries_pxa_defconfig b/arch/arm/configs/eseries_pxa_defconfig index 56452fa03d56..046f4dc2e18e 100644 --- a/arch/arm/configs/eseries_pxa_defconfig +++ b/arch/arm/configs/eseries_pxa_defconfig @@ -9,8 +9,6 @@ CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_PXA=y CONFIG_ARCH_PXA_ESERIES=y # CONFIG_ARM_THUMB is not set diff --git a/arch/arm/configs/ezx_defconfig b/arch/arm/configs/ezx_defconfig index 4e28771beecd..bd7b7f945e01 100644 --- a/arch/arm/configs/ezx_defconfig +++ b/arch/arm/configs/ezx_defconfig @@ -14,7 +14,6 @@ CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y CONFIG_MODVERSIONS=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_PXA=y CONFIG_PXA_EZX=y CONFIG_NO_HZ=y diff --git a/arch/arm/configs/h3600_defconfig b/arch/arm/configs/h3600_defconfig index 4d91e41cb628..c02b3e409610 100644 --- a/arch/arm/configs/h3600_defconfig +++ b/arch/arm/configs/h3600_defconfig @@ -5,8 +5,6 @@ CONFIG_LOG_BUF_SHIFT=14 CONFIG_BLK_DEV_INITRD=y CONFIG_MODULES=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_SA1100=y CONFIG_SA1100_H3600=y CONFIG_PCCARD=y diff --git a/arch/arm/configs/h5000_defconfig b/arch/arm/configs/h5000_defconfig index 3946c6087327..f5a338fefda8 100644 --- a/arch/arm/configs/h5000_defconfig +++ b/arch/arm/configs/h5000_defconfig @@ -10,7 +10,6 @@ CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_PXA=y CONFIG_MACH_H5000=y CONFIG_AEABI=y diff --git a/arch/arm/configs/imote2_defconfig b/arch/arm/configs/imote2_defconfig index 770469f61c3e..05c5515fa871 100644 --- a/arch/arm/configs/imote2_defconfig +++ b/arch/arm/configs/imote2_defconfig @@ -13,7 +13,6 @@ CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y CONFIG_MODVERSIONS=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_PXA=y CONFIG_MACH_INTELMOTE2=y CONFIG_NO_HZ=y diff --git a/arch/arm/configs/imx_v4_v5_defconfig b/arch/arm/configs/imx_v4_v5_defconfig index 2b2d617e279d..3df90fc38398 100644 --- a/arch/arm/configs/imx_v4_v5_defconfig +++ b/arch/arm/configs/imx_v4_v5_defconfig @@ -32,8 +32,6 @@ CONFIG_KPROBES=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y diff --git a/arch/arm/configs/lpc18xx_defconfig b/arch/arm/configs/lpc18xx_defconfig index e518168a0627..be882ea0eee4 100644 --- a/arch/arm/configs/lpc18xx_defconfig +++ b/arch/arm/configs/lpc18xx_defconfig @@ -1,4 +1,3 @@ -CONFIG_CROSS_COMPILE="arm-linux-gnueabihf-" CONFIG_HIGH_RES_TIMERS=y CONFIG_PREEMPT=y CONFIG_BLK_DEV_INITRD=y @@ -28,10 +27,7 @@ CONFIG_FLASH_SIZE=0x00080000 CONFIG_ZBOOT_ROM_TEXT=0x0 CONFIG_ZBOOT_ROM_BSS=0x0 CONFIG_ARM_APPENDED_DTB=y -# CONFIG_LBDAF is not set # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_BINFMT_FLAT=y CONFIG_BINFMT_ZFLAT=y CONFIG_BINFMT_SHARED_FLAT=y diff --git a/arch/arm/configs/magician_defconfig b/arch/arm/configs/magician_defconfig index e6486c959220..d2e684f6565a 100644 --- a/arch/arm/configs/magician_defconfig +++ b/arch/arm/configs/magician_defconfig @@ -9,8 +9,6 @@ CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_PXA=y CONFIG_MACH_H4700=y CONFIG_MACH_MAGICIAN=y diff --git a/arch/arm/configs/moxart_defconfig b/arch/arm/configs/moxart_defconfig index 45d27190c9c9..6834e97af348 100644 --- a/arch/arm/configs/moxart_defconfig +++ b/arch/arm/configs/moxart_defconfig @@ -15,7 +15,6 @@ CONFIG_EMBEDDED=y # CONFIG_SLUB_DEBUG is not set # CONFIG_COMPAT_BRK is not set # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set CONFIG_ARCH_MULTI_V4=y # CONFIG_ARCH_MULTI_V7 is not set CONFIG_ARCH_MOXART=y diff --git a/arch/arm/configs/mxs_defconfig b/arch/arm/configs/mxs_defconfig index 2773899c21b3..a9c6f32a9b1c 100644 --- a/arch/arm/configs/mxs_defconfig +++ b/arch/arm/configs/mxs_defconfig @@ -25,8 +25,6 @@ CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y CONFIG_MODVERSIONS=y CONFIG_BLK_DEV_INTEGRITY=y -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_NET=y CONFIG_PACKET=y CONFIG_UNIX=y diff --git a/arch/arm/configs/omap1_defconfig b/arch/arm/configs/omap1_defconfig index 0c43c589f191..3b6e7452609b 100644 --- a/arch/arm/configs/omap1_defconfig +++ b/arch/arm/configs/omap1_defconfig @@ -18,8 +18,6 @@ CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_OMAP=y CONFIG_ARCH_OMAP1=y CONFIG_OMAP_RESET_CLOCKS=y diff --git a/arch/arm/configs/omap2plus_defconfig b/arch/arm/configs/omap2plus_defconfig index c32c338f7704..847f9874ccc4 100644 --- a/arch/arm/configs/omap2plus_defconfig +++ b/arch/arm/configs/omap2plus_defconfig @@ -375,6 +375,7 @@ CONFIG_BACKLIGHT_GENERIC=m CONFIG_BACKLIGHT_PWM=m CONFIG_BACKLIGHT_PANDORA=m CONFIG_BACKLIGHT_GPIO=m +CONFIG_BACKLIGHT_LED=m CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y CONFIG_LOGO=y diff --git a/arch/arm/configs/palmz72_defconfig b/arch/arm/configs/palmz72_defconfig index 4a3fd82c2a0c..b47c8abe85bc 100644 --- a/arch/arm/configs/palmz72_defconfig +++ b/arch/arm/configs/palmz72_defconfig @@ -7,8 +7,6 @@ CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_PXA=y CONFIG_ARCH_PXA_PALM=y # CONFIG_MACH_PALMTX is not set diff --git a/arch/arm/configs/pcm027_defconfig b/arch/arm/configs/pcm027_defconfig index a8c53228b0c1..e97a158081fc 100644 --- a/arch/arm/configs/pcm027_defconfig +++ b/arch/arm/configs/pcm027_defconfig @@ -13,8 +13,6 @@ CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_PXA=y CONFIG_MACH_PCM027=y CONFIG_MACH_PCM990_BASEBOARD=y diff --git a/arch/arm/configs/pleb_defconfig b/arch/arm/configs/pleb_defconfig index f0541b060cfa..2170148b975c 100644 --- a/arch/arm/configs/pleb_defconfig +++ b/arch/arm/configs/pleb_defconfig @@ -6,8 +6,6 @@ CONFIG_EXPERT=y # CONFIG_HOTPLUG is not set # CONFIG_SHMEM is not set CONFIG_MODULES=y -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_SA1100=y CONFIG_SA1100_PLEB=y CONFIG_ZBOOT_ROM_TEXT=0x0 diff --git a/arch/arm/configs/realview_defconfig b/arch/arm/configs/realview_defconfig index 8a056cc0c1ec..70e2c74a9f32 100644 --- a/arch/arm/configs/realview_defconfig +++ b/arch/arm/configs/realview_defconfig @@ -8,7 +8,6 @@ CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_MULTI_V6=y CONFIG_ARCH_REALVIEW=y CONFIG_MACH_REALVIEW_EB=y diff --git a/arch/arm/configs/sama5_defconfig b/arch/arm/configs/sama5_defconfig index 27f6135c4ee7..bab7861443dc 100644 --- a/arch/arm/configs/sama5_defconfig +++ b/arch/arm/configs/sama5_defconfig @@ -14,8 +14,6 @@ CONFIG_MODULE_FORCE_LOAD=y CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_AT91=y CONFIG_SOC_SAMA5D2=y CONFIG_SOC_SAMA5D3=y @@ -182,7 +180,6 @@ CONFIG_USB_GADGET=y CONFIG_USB_ATMEL_USBA=y CONFIG_USB_G_SERIAL=y CONFIG_MMC=y -# CONFIG_MMC_BLOCK_BOUNCE is not set CONFIG_MMC_SDHCI=y CONFIG_MMC_SDHCI_PLTFM=y CONFIG_MMC_SDHCI_OF_AT91=y diff --git a/arch/arm/configs/stm32_defconfig b/arch/arm/configs/stm32_defconfig index 152321d2893e..551db328009d 100644 --- a/arch/arm/configs/stm32_defconfig +++ b/arch/arm/configs/stm32_defconfig @@ -14,8 +14,6 @@ CONFIG_EMBEDDED=y # CONFIG_VM_EVENT_COUNTERS is not set # CONFIG_SLUB_DEBUG is not set # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set # CONFIG_MMU is not set CONFIG_ARCH_STM32=y CONFIG_CPU_V7M_NUM_IRQ=240 diff --git a/arch/arm/configs/sunxi_defconfig b/arch/arm/configs/sunxi_defconfig index 3f5d727efc41..e9fb57374b9f 100644 --- a/arch/arm/configs/sunxi_defconfig +++ b/arch/arm/configs/sunxi_defconfig @@ -85,6 +85,7 @@ CONFIG_BATTERY_AXP20X=y CONFIG_AXP20X_POWER=y CONFIG_THERMAL=y CONFIG_CPU_THERMAL=y +CONFIG_SUN8I_THERMAL=y CONFIG_WATCHDOG=y CONFIG_SUNXI_WATCHDOG=y CONFIG_MFD_AC100=y diff --git a/arch/arm/configs/u300_defconfig b/arch/arm/configs/u300_defconfig index 8223397db047..543f07338100 100644 --- a/arch/arm/configs/u300_defconfig +++ b/arch/arm/configs/u300_defconfig @@ -11,7 +11,6 @@ CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set CONFIG_PARTITION_ADVANCED=y -# CONFIG_IOSCHED_CFQ is not set # CONFIG_ARCH_MULTI_V7 is not set CONFIG_ARCH_U300=y CONFIG_MACH_U300_SPIDUMMY=y @@ -46,7 +45,6 @@ CONFIG_FB=y CONFIG_BACKLIGHT_CLASS_DEVICE=y # CONFIG_USB_SUPPORT is not set CONFIG_MMC=y -# CONFIG_MMC_BLOCK_BOUNCE is not set CONFIG_MMC_ARMMMCI=y CONFIG_RTC_CLASS=y # CONFIG_RTC_HCTOSYS is not set diff --git a/arch/arm/configs/vexpress_defconfig b/arch/arm/configs/vexpress_defconfig index 25753552277a..c01baf7d6e37 100644 --- a/arch/arm/configs/vexpress_defconfig +++ b/arch/arm/configs/vexpress_defconfig @@ -15,8 +15,6 @@ CONFIG_OPROFILE=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_DEADLINE is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_VEXPRESS=y CONFIG_ARCH_VEXPRESS_DCSCB=y CONFIG_ARCH_VEXPRESS_TC2_PM=y diff --git a/arch/arm/configs/viper_defconfig b/arch/arm/configs/viper_defconfig index 2ff16168d9c2..989599ce5300 100644 --- a/arch/arm/configs/viper_defconfig +++ b/arch/arm/configs/viper_defconfig @@ -9,7 +9,6 @@ CONFIG_SLAB=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_PXA=y CONFIG_ARCH_VIPER=y CONFIG_IWMMXT=y diff --git a/arch/arm/configs/zeus_defconfig b/arch/arm/configs/zeus_defconfig index aa3023c9a011..d3b98c4d225b 100644 --- a/arch/arm/configs/zeus_defconfig +++ b/arch/arm/configs/zeus_defconfig @@ -4,7 +4,6 @@ CONFIG_LOG_BUF_SHIFT=13 CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_PXA=y CONFIG_MACH_ARCOM_ZEUS=y CONFIG_PCCARD=m @@ -137,7 +136,6 @@ CONFIG_USB_MASS_STORAGE=m CONFIG_USB_G_SERIAL=m CONFIG_USB_G_PRINTER=m CONFIG_MMC=y -# CONFIG_MMC_BLOCK_BOUNCE is not set CONFIG_MMC_PXA=y CONFIG_NEW_LEDS=y CONFIG_LEDS_CLASS=m diff --git a/arch/arm/configs/zx_defconfig b/arch/arm/configs/zx_defconfig index 4d2ef785ed34..a046a492bfa7 100644 --- a/arch/arm/configs/zx_defconfig +++ b/arch/arm/configs/zx_defconfig @@ -16,7 +16,6 @@ CONFIG_EMBEDDED=y CONFIG_PERF_EVENTS=y CONFIG_SLAB=y # CONFIG_BLK_DEV_BSG is not set -# CONFIG_IOSCHED_CFQ is not set CONFIG_ARCH_ZX=y CONFIG_SOC_ZX296702=y # CONFIG_SWP_EMULATE is not set diff --git a/arch/arm/kernel/ftrace.c b/arch/arm/kernel/ftrace.c index 2a5ff69c28e6..10499d44964a 100644 --- a/arch/arm/kernel/ftrace.c +++ b/arch/arm/kernel/ftrace.c @@ -78,13 +78,10 @@ static int ftrace_modify_code(unsigned long pc, unsigned long old, { unsigned long replaced; - if (IS_ENABLED(CONFIG_THUMB2_KERNEL)) { + if (IS_ENABLED(CONFIG_THUMB2_KERNEL)) old = __opcode_to_mem_thumb32(old); - new = __opcode_to_mem_thumb32(new); - } else { + else old = __opcode_to_mem_arm(old); - new = __opcode_to_mem_arm(new); - } if (validate) { if (probe_kernel_read(&replaced, (void *)pc, MCOUNT_INSN_SIZE)) diff --git a/arch/arm/kernel/patch.c b/arch/arm/kernel/patch.c index d0a05a3bdb96..e9e828b6bb30 100644 --- a/arch/arm/kernel/patch.c +++ b/arch/arm/kernel/patch.c @@ -16,10 +16,10 @@ struct patch { unsigned int insn; }; +#ifdef CONFIG_MMU static DEFINE_RAW_SPINLOCK(patch_lock); static void __kprobes *patch_map(void *addr, int fixmap, unsigned long *flags) - __acquires(&patch_lock) { unsigned int uintaddr = (uintptr_t) addr; bool module = !core_kernel_text(uintaddr); @@ -34,8 +34,6 @@ static void __kprobes *patch_map(void *addr, int fixmap, unsigned long *flags) if (flags) raw_spin_lock_irqsave(&patch_lock, *flags); - else - __acquire(&patch_lock); set_fixmap(fixmap, page_to_phys(page)); @@ -43,15 +41,19 @@ static void __kprobes *patch_map(void *addr, int fixmap, unsigned long *flags) } static void __kprobes patch_unmap(int fixmap, unsigned long *flags) - __releases(&patch_lock) { clear_fixmap(fixmap); if (flags) raw_spin_unlock_irqrestore(&patch_lock, *flags); - else - __release(&patch_lock); } +#else +static void __kprobes *patch_map(void *addr, int fixmap, unsigned long *flags) +{ + return addr; +} +static void __kprobes patch_unmap(int fixmap, unsigned long *flags) { } +#endif void __kprobes __patch_text_real(void *addr, unsigned int insn, bool remap) { @@ -64,8 +66,6 @@ void __kprobes __patch_text_real(void *addr, unsigned int insn, bool remap) if (remap) waddr = patch_map(addr, FIX_TEXT_POKE0, &flags); - else - __acquire(&patch_lock); if (thumb2 && __opcode_is_thumb16(insn)) { *(u16 *)waddr = __opcode_to_mem_thumb16(insn); @@ -102,8 +102,7 @@ void __kprobes __patch_text_real(void *addr, unsigned int insn, bool remap) if (waddr != addr) { flush_kernel_vmap_range(waddr, twopage ? size / 2 : size); patch_unmap(FIX_TEXT_POKE0, &flags); - } else - __release(&patch_lock); + } flush_icache_range((uintptr_t)(addr), (uintptr_t)(addr) + size); diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index 35ff620537e6..03506ce46149 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -91,6 +91,8 @@ AFLAGS_suspend-imx6.o :=-Wa,-march=armv7-a obj-$(CONFIG_SOC_IMX6) += suspend-imx6.o obj-$(CONFIG_SOC_IMX53) += suspend-imx53.o endif +AFLAGS_resume-imx6.o :=-Wa,-march=armv7-a +obj-$(CONFIG_SOC_IMX6) += resume-imx6.o obj-$(CONFIG_SOC_IMX6) += pm-imx6.o obj-$(CONFIG_SOC_IMX1) += mach-imx1.o diff --git a/arch/arm/mach-imx/common.h b/arch/arm/mach-imx/common.h index 912aeceb4ff8..5aa5796cff0e 100644 --- a/arch/arm/mach-imx/common.h +++ b/arch/arm/mach-imx/common.h @@ -109,17 +109,17 @@ void imx_cpu_die(unsigned int cpu); int imx_cpu_kill(unsigned int cpu); #ifdef CONFIG_SUSPEND -void v7_cpu_resume(void); void imx53_suspend(void __iomem *ocram_vbase); extern const u32 imx53_suspend_sz; void imx6_suspend(void __iomem *ocram_vbase); #else -static inline void v7_cpu_resume(void) {} static inline void imx53_suspend(void __iomem *ocram_vbase) {} static const u32 imx53_suspend_sz; static inline void imx6_suspend(void __iomem *ocram_vbase) {} #endif +void v7_cpu_resume(void); + void imx6_pm_ccm_init(const char *ccm_compat); void imx6q_pm_init(void); void imx6dl_pm_init(void); diff --git a/arch/arm/mach-imx/resume-imx6.S b/arch/arm/mach-imx/resume-imx6.S new file mode 100644 index 000000000000..5bd1ba7ef15b --- /dev/null +++ b/arch/arm/mach-imx/resume-imx6.S @@ -0,0 +1,24 @@ +/* SPDX-License-Identifier: GPL-2.0-or-later */ +/* + * Copyright 2014 Freescale Semiconductor, Inc. + */ + +#include <linux/linkage.h> +#include <asm/assembler.h> +#include <asm/asm-offsets.h> +#include <asm/hardware/cache-l2x0.h> +#include "hardware.h" + +/* + * The following code must assume it is running from physical address + * where absolute virtual addresses to the data section have to be + * turned into relative ones. + */ + +ENTRY(v7_cpu_resume) + bl v7_invalidate_l1 +#ifdef CONFIG_CACHE_L2X0 + bl l2c310_early_resume +#endif + b cpu_resume +ENDPROC(v7_cpu_resume) diff --git a/arch/arm/mach-imx/suspend-imx6.S b/arch/arm/mach-imx/suspend-imx6.S index 062391ff13da..1eabf2d2834b 100644 --- a/arch/arm/mach-imx/suspend-imx6.S +++ b/arch/arm/mach-imx/suspend-imx6.S @@ -327,17 +327,3 @@ resume: ret lr ENDPROC(imx6_suspend) - -/* - * The following code must assume it is running from physical address - * where absolute virtual addresses to the data section have to be - * turned into relative ones. - */ - -ENTRY(v7_cpu_resume) - bl v7_invalidate_l1 -#ifdef CONFIG_CACHE_L2X0 - bl l2c310_early_resume -#endif - b cpu_resume -ENDPROC(v7_cpu_resume) diff --git a/arch/arm/mach-npcm/Kconfig b/arch/arm/mach-npcm/Kconfig index 880bc2a5cada..7f7002dc2b21 100644 --- a/arch/arm/mach-npcm/Kconfig +++ b/arch/arm/mach-npcm/Kconfig @@ -11,7 +11,7 @@ config ARCH_NPCM7XX depends on ARCH_MULTI_V7 select PINCTRL_NPCM7XX select NPCM7XX_TIMER - select ARCH_REQUIRE_GPIOLIB + select GPIOLIB select CACHE_L2X0 select ARM_GIC select HAVE_ARM_TWD if SMP diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile index e1135b9d67c6..5017a3be0ff0 100644 --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -16,7 +16,7 @@ hwmod-common = omap_hwmod.o omap_hwmod_reset.o \ clock-common = clock.o secure-common = omap-smc.o omap-secure.o -obj-$(CONFIG_ARCH_OMAP2) += $(omap-2-3-common) $(hwmod-common) $(secure-common) +obj-$(CONFIG_ARCH_OMAP2) += $(omap-2-3-common) $(hwmod-common) obj-$(CONFIG_ARCH_OMAP3) += $(omap-2-3-common) $(hwmod-common) $(secure-common) obj-$(CONFIG_ARCH_OMAP4) += $(hwmod-common) $(secure-common) obj-$(CONFIG_SOC_AM33XX) += $(hwmod-common) $(secure-common) diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index f28047233665..27608d1026cb 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -431,7 +431,6 @@ void __init omap2420_init_early(void) omap_hwmod_init_postsetup(); omap_clk_soc_init = omap2420_dt_clk_init; rate_table = omap2420_rate_table; - omap_secure_init(); } void __init omap2420_init_late(void) @@ -456,7 +455,6 @@ void __init omap2430_init_early(void) omap_hwmod_init_postsetup(); omap_clk_soc_init = omap2430_dt_clk_init; rate_table = omap2430_rate_table; - omap_secure_init(); } void __init omap2430_init_late(void) diff --git a/arch/arm64/boot/dts/arm/fvp-base-revc.dts b/arch/arm64/boot/dts/arm/fvp-base-revc.dts index 62ab0d54ff71..335fff762451 100644 --- a/arch/arm64/boot/dts/arm/fvp-base-revc.dts +++ b/arch/arm64/boot/dts/arm/fvp-base-revc.dts @@ -161,10 +161,10 @@ bus-range = <0x0 0x1>; reg = <0x0 0x40000000 0x0 0x10000000>; ranges = <0x2000000 0x0 0x50000000 0x0 0x50000000 0x0 0x10000000>; - interrupt-map = <0 0 0 1 &gic GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>, - <0 0 0 2 &gic GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>, - <0 0 0 3 &gic GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>, - <0 0 0 4 &gic GIC_SPI 171 IRQ_TYPE_LEVEL_HIGH>; + interrupt-map = <0 0 0 1 &gic 0 0 GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>, + <0 0 0 2 &gic 0 0 GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>, + <0 0 0 3 &gic 0 0 GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>, + <0 0 0 4 &gic 0 0 GIC_SPI 171 IRQ_TYPE_LEVEL_HIGH>; interrupt-map-mask = <0x0 0x0 0x0 0x7>; msi-map = <0x0 &its 0x0 0x10000>; iommu-map = <0x0 &smmu 0x0 0x10000>; diff --git a/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts b/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts index d3d26cca7d52..13460a360c6a 100644 --- a/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts +++ b/arch/arm64/boot/dts/freescale/imx8qxp-mek.dts @@ -52,11 +52,6 @@ compatible = "ethernet-phy-ieee802.3-c22"; reg = <0>; }; - - ethphy1: ethernet-phy@1 { - compatible = "ethernet-phy-ieee802.3-c22"; - reg = <1>; - }; }; }; diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index 0f212889c931..4db223dbc549 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -452,6 +452,7 @@ CONFIG_THERMAL_GOV_POWER_ALLOCATOR=y CONFIG_CPU_THERMAL=y CONFIG_THERMAL_EMULATION=y CONFIG_QORIQ_THERMAL=m +CONFIG_SUN8I_THERMAL=y CONFIG_ROCKCHIP_THERMAL=m CONFIG_RCAR_THERMAL=y CONFIG_RCAR_GEN3_THERMAL=y @@ -547,6 +548,7 @@ CONFIG_ROCKCHIP_DW_MIPI_DSI=y CONFIG_ROCKCHIP_INNO_HDMI=y CONFIG_DRM_RCAR_DU=m CONFIG_DRM_SUN4I=m +CONFIG_DRM_SUN6I_DSI=m CONFIG_DRM_SUN8I_DW_HDMI=m CONFIG_DRM_SUN8I_MIXER=m CONFIG_DRM_MSM=m @@ -681,7 +683,7 @@ CONFIG_RTC_DRV_SNVS=m CONFIG_RTC_DRV_IMX_SC=m CONFIG_RTC_DRV_XGENE=y CONFIG_DMADEVICES=y -CONFIG_DMA_BCM2835=m +CONFIG_DMA_BCM2835=y CONFIG_DMA_SUN6I=m CONFIG_FSL_EDMA=y CONFIG_IMX_SDMA=y @@ -771,7 +773,7 @@ CONFIG_ARCH_R8A774A1=y CONFIG_ARCH_R8A774B1=y CONFIG_ARCH_R8A774C0=y CONFIG_ARCH_R8A7795=y -CONFIG_ARCH_R8A7796=y +CONFIG_ARCH_R8A77960=y CONFIG_ARCH_R8A77961=y CONFIG_ARCH_R8A77965=y CONFIG_ARCH_R8A77970=y diff --git a/arch/arm64/include/asm/exception.h b/arch/arm64/include/asm/exception.h index b87c6e276ab1..7a6e81ca23a8 100644 --- a/arch/arm64/include/asm/exception.h +++ b/arch/arm64/include/asm/exception.h @@ -33,7 +33,6 @@ static inline u32 disr_to_esr(u64 disr) asmlinkage void enter_from_user_mode(void); void do_mem_abort(unsigned long addr, unsigned int esr, struct pt_regs *regs); -void do_sp_pc_abort(unsigned long addr, unsigned int esr, struct pt_regs *regs); void do_undefinstr(struct pt_regs *regs); asmlinkage void bad_mode(struct pt_regs *regs, int reason, unsigned int esr); void do_debug_exception(unsigned long addr_if_watchpoint, unsigned int esr, @@ -47,7 +46,4 @@ void bad_el0_sync(struct pt_regs *regs, int reason, unsigned int esr); void do_cp15instr(unsigned int esr, struct pt_regs *regs); void do_el0_svc(struct pt_regs *regs); void do_el0_svc_compat(struct pt_regs *regs); -void do_el0_ia_bp_hardening(unsigned long addr, unsigned int esr, - struct pt_regs *regs); - #endif /* __ASM_EXCEPTION_H */ diff --git a/arch/arm64/include/asm/spinlock.h b/arch/arm64/include/asm/spinlock.h index 102404dc1e13..9083d6992603 100644 --- a/arch/arm64/include/asm/spinlock.h +++ b/arch/arm64/include/asm/spinlock.h @@ -18,6 +18,10 @@ * See: * https://lore.kernel.org/lkml/20200110100612.GC2827@hirez.programming.kicks-ass.net */ -#define vcpu_is_preempted(cpu) false +#define vcpu_is_preempted vcpu_is_preempted +static inline bool vcpu_is_preempted(int cpu) +{ + return false; +} #endif /* __ASM_SPINLOCK_H */ diff --git a/arch/arm64/kernel/kaslr.c b/arch/arm64/kernel/kaslr.c index 53b8a4ee64ff..91a83104c6e8 100644 --- a/arch/arm64/kernel/kaslr.c +++ b/arch/arm64/kernel/kaslr.c @@ -11,6 +11,7 @@ #include <linux/sched.h> #include <linux/types.h> +#include <asm/archrandom.h> #include <asm/cacheflush.h> #include <asm/fixmap.h> #include <asm/kernel-pgtable.h> diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c index bbb0f0c145f6..00626057a384 100644 --- a/arch/arm64/kernel/process.c +++ b/arch/arm64/kernel/process.c @@ -466,6 +466,13 @@ static void ssbs_thread_switch(struct task_struct *next) if (unlikely(next->flags & PF_KTHREAD)) return; + /* + * If all CPUs implement the SSBS extension, then we just need to + * context-switch the PSTATE field. + */ + if (cpu_have_feature(cpu_feature(SSBS))) + return; + /* If the mitigation is enabled, then we leave SSBS clear. */ if ((arm64_get_ssbd_state() == ARM64_SSBD_FORCE_ENABLE) || test_tsk_thread_flag(next, TIF_SSBD)) @@ -608,8 +615,6 @@ long get_tagged_addr_ctrl(void) * only prevents the tagged address ABI enabling via prctl() and does not * disable it for tasks that already opted in to the relaxed ABI. */ -static int zero; -static int one = 1; static struct ctl_table tagged_addr_sysctl_table[] = { { @@ -618,8 +623,8 @@ static struct ctl_table tagged_addr_sysctl_table[] = { .data = &tagged_addr_disabled, .maxlen = sizeof(int), .proc_handler = proc_dointvec_minmax, - .extra1 = &zero, - .extra2 = &one, + .extra1 = SYSCTL_ZERO, + .extra2 = SYSCTL_ONE, }, { } }; diff --git a/arch/arm64/kernel/time.c b/arch/arm64/kernel/time.c index 73f06d4b3aae..eebbc8d7123e 100644 --- a/arch/arm64/kernel/time.c +++ b/arch/arm64/kernel/time.c @@ -23,7 +23,7 @@ #include <linux/irq.h> #include <linux/delay.h> #include <linux/clocksource.h> -#include <linux/clk-provider.h> +#include <linux/of_clk.h> #include <linux/acpi.h> #include <clocksource/arm_arch_timer.h> diff --git a/arch/s390/boot/uv.c b/arch/s390/boot/uv.c index ed007f4a6444..3f501159ee9f 100644 --- a/arch/s390/boot/uv.c +++ b/arch/s390/boot/uv.c @@ -15,7 +15,8 @@ void uv_query_info(void) if (!test_facility(158)) return; - if (uv_call(0, (uint64_t)&uvcb)) + /* rc==0x100 means that there is additional data we do not process */ + if (uv_call(0, (uint64_t)&uvcb) && uvcb.header.rc != 0x100) return; if (test_bit_inv(BIT_UVC_CMD_SET_SHARED_ACCESS, (unsigned long *)uvcb.inst_calls_list) && diff --git a/arch/s390/include/asm/timex.h b/arch/s390/include/asm/timex.h index 670f14a228e5..6bf3a45ccfec 100644 --- a/arch/s390/include/asm/timex.h +++ b/arch/s390/include/asm/timex.h @@ -155,7 +155,7 @@ static inline void get_tod_clock_ext(char *clk) static inline unsigned long long get_tod_clock(void) { - unsigned char clk[STORE_CLOCK_EXT_SIZE]; + char clk[STORE_CLOCK_EXT_SIZE]; get_tod_clock_ext(clk); return *((unsigned long long *)&clk[1]); diff --git a/arch/x86/events/amd/core.c b/arch/x86/events/amd/core.c index 1f22b6bbda68..39eb276d0277 100644 --- a/arch/x86/events/amd/core.c +++ b/arch/x86/events/amd/core.c @@ -250,6 +250,7 @@ static const u64 amd_f17h_perfmon_event_map[PERF_COUNT_HW_MAX] = [PERF_COUNT_HW_CPU_CYCLES] = 0x0076, [PERF_COUNT_HW_INSTRUCTIONS] = 0x00c0, [PERF_COUNT_HW_CACHE_REFERENCES] = 0xff60, + [PERF_COUNT_HW_CACHE_MISSES] = 0x0964, [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = 0x00c2, [PERF_COUNT_HW_BRANCH_MISSES] = 0x00c3, [PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = 0x0287, diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c index 3be51aa06e67..dff6623804c2 100644 --- a/arch/x86/events/intel/core.c +++ b/arch/x86/events/intel/core.c @@ -4765,6 +4765,7 @@ __init int intel_pmu_init(void) break; case INTEL_FAM6_ATOM_TREMONT_D: + case INTEL_FAM6_ATOM_TREMONT: x86_pmu.late_ack = true; memcpy(hw_cache_event_ids, glp_hw_cache_event_ids, sizeof(hw_cache_event_ids)); diff --git a/arch/x86/events/intel/cstate.c b/arch/x86/events/intel/cstate.c index e1daf4151e11..4814c964692c 100644 --- a/arch/x86/events/intel/cstate.c +++ b/arch/x86/events/intel/cstate.c @@ -40,17 +40,18 @@ * Model specific counters: * MSR_CORE_C1_RES: CORE C1 Residency Counter * perf code: 0x00 - * Available model: SLM,AMT,GLM,CNL + * Available model: SLM,AMT,GLM,CNL,TNT * Scope: Core (each processor core has a MSR) * MSR_CORE_C3_RESIDENCY: CORE C3 Residency Counter * perf code: 0x01 * Available model: NHM,WSM,SNB,IVB,HSW,BDW,SKL,GLM, - * CNL,KBL,CML + * CNL,KBL,CML,TNT * Scope: Core * MSR_CORE_C6_RESIDENCY: CORE C6 Residency Counter * perf code: 0x02 * Available model: SLM,AMT,NHM,WSM,SNB,IVB,HSW,BDW, - * SKL,KNL,GLM,CNL,KBL,CML,ICL,TGL + * SKL,KNL,GLM,CNL,KBL,CML,ICL,TGL, + * TNT * Scope: Core * MSR_CORE_C7_RESIDENCY: CORE C7 Residency Counter * perf code: 0x03 @@ -60,17 +61,18 @@ * MSR_PKG_C2_RESIDENCY: Package C2 Residency Counter. * perf code: 0x00 * Available model: SNB,IVB,HSW,BDW,SKL,KNL,GLM,CNL, - * KBL,CML,ICL,TGL + * KBL,CML,ICL,TGL,TNT * Scope: Package (physical package) * MSR_PKG_C3_RESIDENCY: Package C3 Residency Counter. * perf code: 0x01 * Available model: NHM,WSM,SNB,IVB,HSW,BDW,SKL,KNL, - * GLM,CNL,KBL,CML,ICL,TGL + * GLM,CNL,KBL,CML,ICL,TGL,TNT * Scope: Package (physical package) * MSR_PKG_C6_RESIDENCY: Package C6 Residency Counter. * perf code: 0x02 - * Available model: SLM,AMT,NHM,WSM,SNB,IVB,HSW,BDW - * SKL,KNL,GLM,CNL,KBL,CML,ICL,TGL + * Available model: SLM,AMT,NHM,WSM,SNB,IVB,HSW,BDW, + * SKL,KNL,GLM,CNL,KBL,CML,ICL,TGL, + * TNT * Scope: Package (physical package) * MSR_PKG_C7_RESIDENCY: Package C7 Residency Counter. * perf code: 0x03 @@ -87,7 +89,8 @@ * Scope: Package (physical package) * MSR_PKG_C10_RESIDENCY: Package C10 Residency Counter. * perf code: 0x06 - * Available model: HSW ULT,KBL,GLM,CNL,CML,ICL,TGL + * Available model: HSW ULT,KBL,GLM,CNL,CML,ICL,TGL, + * TNT * Scope: Package (physical package) * */ @@ -640,8 +643,9 @@ static const struct x86_cpu_id intel_cstates_match[] __initconst = { X86_CSTATES_MODEL(INTEL_FAM6_ATOM_GOLDMONT, glm_cstates), X86_CSTATES_MODEL(INTEL_FAM6_ATOM_GOLDMONT_D, glm_cstates), - X86_CSTATES_MODEL(INTEL_FAM6_ATOM_GOLDMONT_PLUS, glm_cstates), + X86_CSTATES_MODEL(INTEL_FAM6_ATOM_TREMONT_D, glm_cstates), + X86_CSTATES_MODEL(INTEL_FAM6_ATOM_TREMONT, glm_cstates), X86_CSTATES_MODEL(INTEL_FAM6_ICELAKE_L, icl_cstates), X86_CSTATES_MODEL(INTEL_FAM6_ICELAKE, icl_cstates), diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c index 4b94ae4ae369..dc43cc124e09 100644 --- a/arch/x86/events/intel/ds.c +++ b/arch/x86/events/intel/ds.c @@ -1714,6 +1714,8 @@ intel_pmu_save_and_restart_reload(struct perf_event *event, int count) old = ((s64)(prev_raw_count << shift) >> shift); local64_add(new - old + count * period, &event->count); + local64_set(&hwc->period_left, -new); + perf_event_update_userpage(event); return 0; diff --git a/arch/x86/events/msr.c b/arch/x86/events/msr.c index 6f86650b3f77..a949f6f55991 100644 --- a/arch/x86/events/msr.c +++ b/arch/x86/events/msr.c @@ -75,8 +75,9 @@ static bool test_intel(int idx, void *data) case INTEL_FAM6_ATOM_GOLDMONT: case INTEL_FAM6_ATOM_GOLDMONT_D: - case INTEL_FAM6_ATOM_GOLDMONT_PLUS: + case INTEL_FAM6_ATOM_TREMONT_D: + case INTEL_FAM6_ATOM_TREMONT: case INTEL_FAM6_XEON_PHI_KNL: case INTEL_FAM6_XEON_PHI_KNM: diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 4dffbc10d3f8..40a0c0fd95ca 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -781,9 +781,19 @@ struct kvm_vcpu_arch { u64 msr_kvm_poll_control; /* - * Indicate whether the access faults on its page table in guest - * which is set when fix page fault and used to detect unhandeable - * instruction. + * Indicates the guest is trying to write a gfn that contains one or + * more of the PTEs used to translate the write itself, i.e. the access + * is changing its own translation in the guest page tables. KVM exits + * to userspace if emulation of the faulting instruction fails and this + * flag is set, as KVM cannot make forward progress. + * + * If emulation fails for a write to guest page tables, KVM unprotects + * (zaps) the shadow page for the target gfn and resumes the guest to + * retry the non-emulatable instruction (on hardware). Unprotecting the + * gfn doesn't allow forward progress for a self-changing access because + * doing so also zaps the translation for the gfn, i.e. retrying the + * instruction will hit a !PRESENT fault, which results in a new shadow + * page and sends KVM back to square one. */ bool write_fault_to_shadow_pgtable; diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index eafc631d305c..afcd30d44cbb 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -1080,9 +1080,6 @@ static int __apic_accept_irq(struct kvm_lapic *apic, int delivery_mode, result = 1; /* assumes that there are only KVM_APIC_INIT/SIPI */ apic->pending_events = (1UL << KVM_APIC_INIT); - /* make sure pending_events is visible before sending - * the request */ - smp_wmb(); kvm_make_request(KVM_REQ_EVENT, vcpu); kvm_vcpu_kick(vcpu); } diff --git a/arch/x86/kvm/mmu.h b/arch/x86/kvm/mmu.h index d55674f44a18..a647601c9e1c 100644 --- a/arch/x86/kvm/mmu.h +++ b/arch/x86/kvm/mmu.h @@ -102,6 +102,19 @@ static inline void kvm_mmu_load_cr3(struct kvm_vcpu *vcpu) kvm_get_active_pcid(vcpu)); } +int kvm_tdp_page_fault(struct kvm_vcpu *vcpu, gpa_t gpa, u32 error_code, + bool prefault); + +static inline int kvm_mmu_do_page_fault(struct kvm_vcpu *vcpu, gpa_t cr2_or_gpa, + u32 err, bool prefault) +{ +#ifdef CONFIG_RETPOLINE + if (likely(vcpu->arch.mmu->page_fault == kvm_tdp_page_fault)) + return kvm_tdp_page_fault(vcpu, cr2_or_gpa, err, prefault); +#endif + return vcpu->arch.mmu->page_fault(vcpu, cr2_or_gpa, err, prefault); +} + /* * Currently, we have two sorts of write-protection, a) the first one * write-protects guest page to sync the guest modification, b) another one is diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index 7011a4e54866..87e9ba27ada1 100644 --- a/arch/x86/kvm/mmu/mmu.c +++ b/arch/x86/kvm/mmu/mmu.c @@ -4219,8 +4219,8 @@ int kvm_handle_page_fault(struct kvm_vcpu *vcpu, u64 error_code, } EXPORT_SYMBOL_GPL(kvm_handle_page_fault); -static int tdp_page_fault(struct kvm_vcpu *vcpu, gpa_t gpa, u32 error_code, - bool prefault) +int kvm_tdp_page_fault(struct kvm_vcpu *vcpu, gpa_t gpa, u32 error_code, + bool prefault) { int max_level; @@ -4925,7 +4925,7 @@ static void init_kvm_tdp_mmu(struct kvm_vcpu *vcpu) return; context->mmu_role.as_u64 = new_role.as_u64; - context->page_fault = tdp_page_fault; + context->page_fault = kvm_tdp_page_fault; context->sync_page = nonpaging_sync_page; context->invlpg = nonpaging_invlpg; context->update_pte = nonpaging_update_pte; @@ -5436,9 +5436,8 @@ int kvm_mmu_page_fault(struct kvm_vcpu *vcpu, gpa_t cr2_or_gpa, u64 error_code, } if (r == RET_PF_INVALID) { - r = vcpu->arch.mmu->page_fault(vcpu, cr2_or_gpa, - lower_32_bits(error_code), - false); + r = kvm_mmu_do_page_fault(vcpu, cr2_or_gpa, + lower_32_bits(error_code), false); WARN_ON(r == RET_PF_INVALID); } diff --git a/arch/x86/kvm/mmu/paging_tmpl.h b/arch/x86/kvm/mmu/paging_tmpl.h index 4e1ef0473663..e4c8a4cbf407 100644 --- a/arch/x86/kvm/mmu/paging_tmpl.h +++ b/arch/x86/kvm/mmu/paging_tmpl.h @@ -33,7 +33,7 @@ #define PT_GUEST_ACCESSED_SHIFT PT_ACCESSED_SHIFT #define PT_HAVE_ACCESSED_DIRTY(mmu) true #ifdef CONFIG_X86_64 - #define PT_MAX_FULL_LEVELS 4 + #define PT_MAX_FULL_LEVELS PT64_ROOT_MAX_LEVEL #define CMPXCHG cmpxchg #else #define CMPXCHG cmpxchg64 diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index a3e32d61d60c..bef0ba35f121 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -2175,7 +2175,6 @@ static void svm_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event) u32 dummy; u32 eax = 1; - vcpu->arch.microcode_version = 0x01000065; svm->spec_ctrl = 0; svm->virt_spec_ctrl = 0; @@ -2266,6 +2265,7 @@ static int svm_create_vcpu(struct kvm_vcpu *vcpu) init_vmcb(svm); svm_init_osvw(vcpu); + vcpu->arch.microcode_version = 0x01000065; return 0; diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c index 657c2eda357c..3589cd3c0fcc 100644 --- a/arch/x86/kvm/vmx/nested.c +++ b/arch/x86/kvm/vmx/nested.c @@ -544,7 +544,8 @@ static void nested_vmx_disable_intercept_for_msr(unsigned long *msr_bitmap_l1, } } -static inline void enable_x2apic_msr_intercepts(unsigned long *msr_bitmap) { +static inline void enable_x2apic_msr_intercepts(unsigned long *msr_bitmap) +{ int msr; for (msr = 0x800; msr <= 0x8ff; msr += BITS_PER_LONG) { @@ -1981,7 +1982,7 @@ static int nested_vmx_handle_enlightened_vmptrld(struct kvm_vcpu *vcpu, } /* - * Clean fields data can't de used on VMLAUNCH and when we switch + * Clean fields data can't be used on VMLAUNCH and when we switch * between different L2 guests as KVM keeps a single VMCS12 per L1. */ if (from_launch || evmcs_gpa_changed) @@ -3575,6 +3576,33 @@ static void nested_vmx_inject_exception_vmexit(struct kvm_vcpu *vcpu, nested_vmx_vmexit(vcpu, EXIT_REASON_EXCEPTION_NMI, intr_info, exit_qual); } +/* + * Returns true if a debug trap is pending delivery. + * + * In KVM, debug traps bear an exception payload. As such, the class of a #DB + * exception may be inferred from the presence of an exception payload. + */ +static inline bool vmx_pending_dbg_trap(struct kvm_vcpu *vcpu) +{ + return vcpu->arch.exception.pending && + vcpu->arch.exception.nr == DB_VECTOR && + vcpu->arch.exception.payload; +} + +/* + * Certain VM-exits set the 'pending debug exceptions' field to indicate a + * recognized #DB (data or single-step) that has yet to be delivered. Since KVM + * represents these debug traps with a payload that is said to be compatible + * with the 'pending debug exceptions' field, write the payload to the VMCS + * field if a VM-exit is delivered before the debug trap. + */ +static void nested_vmx_update_pending_dbg(struct kvm_vcpu *vcpu) +{ + if (vmx_pending_dbg_trap(vcpu)) + vmcs_writel(GUEST_PENDING_DBG_EXCEPTIONS, + vcpu->arch.exception.payload); +} + static int vmx_check_nested_events(struct kvm_vcpu *vcpu, bool external_intr) { struct vcpu_vmx *vmx = to_vmx(vcpu); @@ -3587,6 +3615,7 @@ static int vmx_check_nested_events(struct kvm_vcpu *vcpu, bool external_intr) test_bit(KVM_APIC_INIT, &apic->pending_events)) { if (block_nested_events) return -EBUSY; + nested_vmx_update_pending_dbg(vcpu); clear_bit(KVM_APIC_INIT, &apic->pending_events); nested_vmx_vmexit(vcpu, EXIT_REASON_INIT_SIGNAL, 0, 0); return 0; diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index 9a6664886f2e..3be25ecae145 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -2947,6 +2947,9 @@ void vmx_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0) static int get_ept_level(struct kvm_vcpu *vcpu) { + /* Nested EPT currently only supports 4-level walks. */ + if (is_guest_mode(vcpu) && nested_cpu_has_ept(get_vmcs12(vcpu))) + return 4; if (cpu_has_vmx_ept_5levels() && (cpuid_maxphyaddr(vcpu) > 48)) return 5; return 4; @@ -4238,7 +4241,6 @@ static void vmx_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event) vmx->msr_ia32_umwait_control = 0; - vcpu->arch.microcode_version = 0x100000000ULL; vmx->vcpu.arch.regs[VCPU_REGS_RDX] = get_rdx_init_val(); vmx->hv_deadline_tsc = -1; kvm_set_cr8(vcpu, 0); @@ -6763,6 +6765,7 @@ static int vmx_create_vcpu(struct kvm_vcpu *vcpu) vmx->nested.posted_intr_nv = -1; vmx->nested.current_vmptr = -1ull; + vcpu->arch.microcode_version = 0x100000000ULL; vmx->msr_ia32_feature_control_valid_bits = FEAT_CTL_LOCKED; /* diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index fbabb2f06273..fb5d64ebc35d 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -438,6 +438,14 @@ void kvm_deliver_exception_payload(struct kvm_vcpu *vcpu) * for #DB exceptions under VMX. */ vcpu->arch.dr6 ^= payload & DR6_RTM; + + /* + * The #DB payload is defined as compatible with the 'pending + * debug exceptions' field under VMX, not DR6. While bit 12 is + * defined in the 'pending debug exceptions' field (enabled + * breakpoint), it is reserved and must be zero in DR6. + */ + vcpu->arch.dr6 &= ~BIT(12); break; case PF_VECTOR: vcpu->arch.cr2 = payload; @@ -490,19 +498,7 @@ static void kvm_multiple_exception(struct kvm_vcpu *vcpu, vcpu->arch.exception.error_code = error_code; vcpu->arch.exception.has_payload = has_payload; vcpu->arch.exception.payload = payload; - /* - * In guest mode, payload delivery should be deferred, - * so that the L1 hypervisor can intercept #PF before - * CR2 is modified (or intercept #DB before DR6 is - * modified under nVMX). However, for ABI - * compatibility with KVM_GET_VCPU_EVENTS and - * KVM_SET_VCPU_EVENTS, we can't delay payload - * delivery unless userspace has enabled this - * functionality via the per-VM capability, - * KVM_CAP_EXCEPTION_PAYLOAD. - */ - if (!vcpu->kvm->arch.exception_payload_enabled || - !is_guest_mode(vcpu)) + if (!is_guest_mode(vcpu)) kvm_deliver_exception_payload(vcpu); return; } @@ -2448,7 +2444,7 @@ static int kvm_guest_time_update(struct kvm_vcpu *v) vcpu->hv_clock.tsc_timestamp = tsc_timestamp; vcpu->hv_clock.system_time = kernel_ns + v->kvm->arch.kvmclock_offset; vcpu->last_guest_tsc = tsc_timestamp; - WARN_ON(vcpu->hv_clock.system_time < 0); + WARN_ON((s64)vcpu->hv_clock.system_time < 0); /* If the host uses TSC clocksource, then it is stable */ pvclock_flags = 0; @@ -3796,6 +3792,21 @@ static void kvm_vcpu_ioctl_x86_get_vcpu_events(struct kvm_vcpu *vcpu, process_nmi(vcpu); /* + * In guest mode, payload delivery should be deferred, + * so that the L1 hypervisor can intercept #PF before + * CR2 is modified (or intercept #DB before DR6 is + * modified under nVMX). Unless the per-VM capability, + * KVM_CAP_EXCEPTION_PAYLOAD, is set, we may not defer the delivery of + * an exception payload and handle after a KVM_GET_VCPU_EVENTS. Since we + * opportunistically defer the exception payload, deliver it if the + * capability hasn't been requested before processing a + * KVM_GET_VCPU_EVENTS. + */ + if (!vcpu->kvm->arch.exception_payload_enabled && + vcpu->arch.exception.pending && vcpu->arch.exception.has_payload) + kvm_deliver_exception_payload(vcpu); + + /* * The API doesn't provide the instruction length for software * exceptions, so don't report them. As long as the guest RIP * isn't advanced, we should expect to encounter the exception @@ -8942,7 +8953,6 @@ int kvm_task_switch(struct kvm_vcpu *vcpu, u16 tss_selector, int idt_index, kvm_rip_write(vcpu, ctxt->eip); kvm_set_rflags(vcpu, ctxt->eflags); - kvm_make_request(KVM_REQ_EVENT, vcpu); return 1; } EXPORT_SYMBOL_GPL(kvm_task_switch); @@ -10182,7 +10192,7 @@ void kvm_arch_async_page_ready(struct kvm_vcpu *vcpu, struct kvm_async_pf *work) work->arch.cr3 != vcpu->arch.mmu->get_cr3(vcpu)) return; - vcpu->arch.mmu->page_fault(vcpu, work->cr2_or_gpa, 0, true); + kvm_mmu_do_page_fault(vcpu, work->cr2_or_gpa, 0, true); } static inline u32 kvm_async_pf_hash_fn(gfn_t gfn) |