diff options
Diffstat (limited to 'arch')
79 files changed, 498 insertions, 1034 deletions
diff --git a/arch/arc/include/asm/entry-arcv2.h b/arch/arc/include/asm/entry-arcv2.h index 41b16f21beec..0b8b63d0bec1 100644 --- a/arch/arc/include/asm/entry-arcv2.h +++ b/arch/arc/include/asm/entry-arcv2.h @@ -162,7 +162,7 @@ #endif #ifdef CONFIG_ARC_HAS_ACCL_REGS - ST2 r58, r59, PT_sp + 12 + ST2 r58, r59, PT_r58 #endif .endm @@ -172,8 +172,8 @@ LD2 gp, fp, PT_r26 ; gp (r26), fp (r27) - ld r12, [sp, PT_sp + 4] - ld r30, [sp, PT_sp + 8] + ld r12, [sp, PT_r12] + ld r30, [sp, PT_r30] ; Restore SP (into AUX_USER_SP) only if returning to U mode ; - for K mode, it will be implicitly restored as stack is unwound @@ -190,7 +190,7 @@ #endif #ifdef CONFIG_ARC_HAS_ACCL_REGS - LD2 r58, r59, PT_sp + 12 + LD2 r58, r59, PT_r58 #endif .endm diff --git a/arch/arc/include/asm/hugepage.h b/arch/arc/include/asm/hugepage.h index 9a74ce71a767..30ac40fed2c5 100644 --- a/arch/arc/include/asm/hugepage.h +++ b/arch/arc/include/asm/hugepage.h @@ -8,7 +8,6 @@ #define _ASM_ARC_HUGEPAGE_H #include <linux/types.h> -#define __ARCH_USE_5LEVEL_HACK #include <asm-generic/pgtable-nopmd.h> static inline pte_t pmd_pte(pmd_t pmd) diff --git a/arch/arc/kernel/asm-offsets.c b/arch/arc/kernel/asm-offsets.c index 1f621e416521..c783bcd35eb8 100644 --- a/arch/arc/kernel/asm-offsets.c +++ b/arch/arc/kernel/asm-offsets.c @@ -66,7 +66,15 @@ int main(void) DEFINE(SZ_CALLEE_REGS, sizeof(struct callee_regs)); DEFINE(SZ_PT_REGS, sizeof(struct pt_regs)); - DEFINE(PT_user_r25, offsetof(struct pt_regs, user_r25)); + +#ifdef CONFIG_ISA_ARCV2 + OFFSET(PT_r12, pt_regs, r12); + OFFSET(PT_r30, pt_regs, r30); +#endif +#ifdef CONFIG_ARC_HAS_ACCL_REGS + OFFSET(PT_r58, pt_regs, r58); + OFFSET(PT_r59, pt_regs, r59); +#endif return 0; } diff --git a/arch/arc/plat-eznps/Kconfig b/arch/arc/plat-eznps/Kconfig index a376a50d3fea..a931d0a256d0 100644 --- a/arch/arc/plat-eznps/Kconfig +++ b/arch/arc/plat-eznps/Kconfig @@ -7,7 +7,7 @@ menuconfig ARC_PLAT_EZNPS bool "\"EZchip\" ARC dev platform" select CPU_BIG_ENDIAN - select CLKSRC_NPS + select CLKSRC_NPS if !PHYS_ADDR_T_64BIT select EZNPS_GIC select EZCHIP_NPS_MANAGEMENT_ENET if ETHERNET help diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index ba75e3661a41..96dab76da3b3 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -72,6 +72,7 @@ config ARM select HAVE_ARM_SMCCC if CPU_V7 select HAVE_EBPF_JIT if !CPU_ENDIAN_BE32 select HAVE_CONTEXT_TRACKING + select HAVE_COPY_THREAD_TLS select HAVE_C_RECORDMCOUNT select HAVE_DEBUG_KMEMLEAK select HAVE_DMA_CONTIGUOUS if MMU diff --git a/arch/arm/boot/dts/am571x-idk.dts b/arch/arm/boot/dts/am571x-idk.dts index 820ce3b60bb6..669559c9c95b 100644 --- a/arch/arm/boot/dts/am571x-idk.dts +++ b/arch/arm/boot/dts/am571x-idk.dts @@ -167,11 +167,7 @@ &pcie1_rc { status = "okay"; - gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>; -}; - -&pcie1_ep { - gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>; + gpios = <&gpio5 18 GPIO_ACTIVE_HIGH>; }; &mmc1 { diff --git a/arch/arm/boot/dts/am572x-idk-common.dtsi b/arch/arm/boot/dts/am572x-idk-common.dtsi index a064f13b3880..ddf123620e96 100644 --- a/arch/arm/boot/dts/am572x-idk-common.dtsi +++ b/arch/arm/boot/dts/am572x-idk-common.dtsi @@ -147,10 +147,6 @@ gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>; }; -&pcie1_ep { - gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>; -}; - &mailbox5 { status = "okay"; mbox_ipu1_ipc3x: mbox_ipu1_ipc3x { diff --git a/arch/arm/boot/dts/am57xx-beagle-x15-common.dtsi b/arch/arm/boot/dts/am57xx-beagle-x15-common.dtsi index bc76f1705c0f..a813a0cf3ff3 100644 --- a/arch/arm/boot/dts/am57xx-beagle-x15-common.dtsi +++ b/arch/arm/boot/dts/am57xx-beagle-x15-common.dtsi @@ -29,6 +29,27 @@ reg = <0x0 0x80000000 0x0 0x80000000>; }; + main_12v0: fixedregulator-main_12v0 { + /* main supply */ + compatible = "regulator-fixed"; + regulator-name = "main_12v0"; + regulator-min-microvolt = <12000000>; + regulator-max-microvolt = <12000000>; + regulator-always-on; + regulator-boot-on; + }; + + evm_5v0: fixedregulator-evm_5v0 { + /* Output of TPS54531D */ + compatible = "regulator-fixed"; + regulator-name = "evm_5v0"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + vin-supply = <&main_12v0>; + regulator-always-on; + regulator-boot-on; + }; + vdd_3v3: fixedregulator-vdd_3v3 { compatible = "regulator-fixed"; regulator-name = "vdd_3v3"; @@ -547,10 +568,6 @@ gpios = <&gpio2 8 GPIO_ACTIVE_LOW>; }; -&pcie1_ep { - gpios = <&gpio2 8 GPIO_ACTIVE_LOW>; -}; - &mcasp3 { #sound-dai-cells = <0>; assigned-clocks = <&l4per2_clkctrl DRA7_L4PER2_MCASP3_CLKCTRL 24>; diff --git a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts index c1c9cd30f980..13f7aefe045e 100644 --- a/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts +++ b/arch/arm/boot/dts/aspeed-bmc-ibm-rainier.dts @@ -258,9 +258,9 @@ }; }; - pca0: pca9552@60 { + pca0: pca9552@61 { compatible = "nxp,pca9552"; - reg = <0x60>; + reg = <0x61>; #address-cells = <1>; #size-cells = <0>; @@ -521,371 +521,6 @@ &i2c13 { status = "okay"; -}; - -&i2c14 { - status = "okay"; -}; - -&i2c15 { - status = "okay"; -}; - -&i2c0 { - status = "okay"; -}; - -&i2c1 { - status = "okay"; -}; - -&i2c2 { - status = "okay"; -}; - -&i2c3 { - status = "okay"; - - power-supply@68 { - compatible = "ibm,cffps2"; - reg = <0x68>; - }; - - power-supply@69 { - compatible = "ibm,cffps2"; - reg = <0x69>; - }; - - power-supply@6a { - compatible = "ibm,cffps2"; - reg = <0x6a>; - }; - - power-supply@6b { - compatible = "ibm,cffps2"; - reg = <0x6b>; - }; -}; - -&i2c4 { - status = "okay"; - - tmp275@48 { - compatible = "ti,tmp275"; - reg = <0x48>; - }; - - tmp275@49 { - compatible = "ti,tmp275"; - reg = <0x49>; - }; - - tmp275@4a { - compatible = "ti,tmp275"; - reg = <0x4a>; - }; -}; - -&i2c5 { - status = "okay"; - - tmp275@48 { - compatible = "ti,tmp275"; - reg = <0x48>; - }; - - tmp275@49 { - compatible = "ti,tmp275"; - reg = <0x49>; - }; -}; - -&i2c6 { - status = "okay"; - - tmp275@48 { - compatible = "ti,tmp275"; - reg = <0x48>; - }; - - tmp275@4a { - compatible = "ti,tmp275"; - reg = <0x4a>; - }; - - tmp275@4b { - compatible = "ti,tmp275"; - reg = <0x4b>; - }; -}; - -&i2c7 { - status = "okay"; - - si7021-a20@20 { - compatible = "silabs,si7020"; - reg = <0x20>; - }; - - tmp275@48 { - compatible = "ti,tmp275"; - reg = <0x48>; - }; - - max31785@52 { - compatible = "maxim,max31785a"; - reg = <0x52>; - #address-cells = <1>; - #size-cells = <0>; - - fan@0 { - compatible = "pmbus-fan"; - reg = <0>; - tach-pulses = <2>; - }; - - fan@1 { - compatible = "pmbus-fan"; - reg = <1>; - tach-pulses = <2>; - }; - - fan@2 { - compatible = "pmbus-fan"; - reg = <2>; - tach-pulses = <2>; - }; - - fan@3 { - compatible = "pmbus-fan"; - reg = <3>; - tach-pulses = <2>; - }; - }; - - pca0: pca9552@60 { - compatible = "nxp,pca9552"; - reg = <0x60>; - #address-cells = <1>; - #size-cells = <0>; - - gpio-controller; - #gpio-cells = <2>; - - gpio@0 { - reg = <0>; - }; - - gpio@1 { - reg = <1>; - }; - - gpio@2 { - reg = <2>; - }; - - gpio@3 { - reg = <3>; - }; - - gpio@4 { - reg = <4>; - }; - - gpio@5 { - reg = <5>; - }; - - gpio@6 { - reg = <6>; - }; - - gpio@7 { - reg = <7>; - }; - - gpio@8 { - reg = <8>; - }; - - gpio@9 { - reg = <9>; - }; - - gpio@10 { - reg = <10>; - }; - - gpio@11 { - reg = <11>; - }; - - gpio@12 { - reg = <12>; - }; - - gpio@13 { - reg = <13>; - }; - - gpio@14 { - reg = <14>; - }; - - gpio@15 { - reg = <15>; - }; - }; - - dps: dps310@76 { - compatible = "infineon,dps310"; - reg = <0x76>; - #io-channel-cells = <0>; - }; -}; - -&i2c8 { - status = "okay"; - - ucd90320@b { - compatible = "ti,ucd90160"; - reg = <0x0b>; - }; - - ucd90320@c { - compatible = "ti,ucd90160"; - reg = <0x0c>; - }; - - ucd90320@11 { - compatible = "ti,ucd90160"; - reg = <0x11>; - }; - - rtc@32 { - compatible = "epson,rx8900"; - reg = <0x32>; - }; - - tmp275@48 { - compatible = "ti,tmp275"; - reg = <0x48>; - }; - - tmp275@4a { - compatible = "ti,tmp275"; - reg = <0x4a>; - }; -}; - -&i2c9 { - status = "okay"; - - ir35221@42 { - compatible = "infineon,ir35221"; - reg = <0x42>; - }; - - ir35221@43 { - compatible = "infineon,ir35221"; - reg = <0x43>; - }; - - ir35221@44 { - compatible = "infineon,ir35221"; - reg = <0x44>; - }; - - tmp423a@4c { - compatible = "ti,tmp423"; - reg = <0x4c>; - }; - - tmp423b@4d { - compatible = "ti,tmp423"; - reg = <0x4d>; - }; - - ir35221@72 { - compatible = "infineon,ir35221"; - reg = <0x72>; - }; - - ir35221@73 { - compatible = "infineon,ir35221"; - reg = <0x73>; - }; - - ir35221@74 { - compatible = "infineon,ir35221"; - reg = <0x74>; - }; -}; - -&i2c10 { - status = "okay"; - - ir35221@42 { - compatible = "infineon,ir35221"; - reg = <0x42>; - }; - - ir35221@43 { - compatible = "infineon,ir35221"; - reg = <0x43>; - }; - - ir35221@44 { - compatible = "infineon,ir35221"; - reg = <0x44>; - }; - - tmp423a@4c { - compatible = "ti,tmp423"; - reg = <0x4c>; - }; - - tmp423b@4d { - compatible = "ti,tmp423"; - reg = <0x4d>; - }; - - ir35221@72 { - compatible = "infineon,ir35221"; - reg = <0x72>; - }; - - ir35221@73 { - compatible = "infineon,ir35221"; - reg = <0x73>; - }; - - ir35221@74 { - compatible = "infineon,ir35221"; - reg = <0x74>; - }; -}; - -&i2c11 { - status = "okay"; - - tmp275@48 { - compatible = "ti,tmp275"; - reg = <0x48>; - }; - - tmp275@49 { - compatible = "ti,tmp275"; - reg = <0x49>; - }; -}; - -&i2c12 { - status = "okay"; -}; - -&i2c13 { - status = "okay"; eeprom@50 { compatible = "atmel,24c64"; diff --git a/arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts b/arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts index f02de4ab058c..ff49ec76fa7c 100644 --- a/arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts +++ b/arch/arm/boot/dts/aspeed-bmc-opp-tacoma.dts @@ -122,37 +122,6 @@ }; }; -&fmc { - status = "okay"; - flash@0 { - status = "okay"; - m25p,fast-read; - label = "bmc"; - spi-max-frequency = <50000000>; -#include "openbmc-flash-layout-128.dtsi" - }; - - flash@1 { - status = "okay"; - m25p,fast-read; - label = "alt-bmc"; - spi-max-frequency = <50000000>; - }; -}; - -&spi1 { - status = "okay"; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_spi1_default>; - - flash@0 { - status = "okay"; - m25p,fast-read; - label = "pnor"; - spi-max-frequency = <100000000>; - }; -}; - &mac2 { status = "okay"; pinctrl-names = "default"; @@ -165,6 +134,11 @@ &emmc { status = "okay"; +}; + +&fsim0 { + status = "okay"; + #address-cells = <2>; #size-cells = <0>; @@ -820,373 +794,6 @@ status = "okay"; }; -&i2c0 { - status = "okay"; -}; - -&i2c1 { - status = "okay"; -}; - -&i2c2 { - status = "okay"; -}; - -&i2c3 { - status = "okay"; - - bmp: bmp280@77 { - compatible = "bosch,bmp280"; - reg = <0x77>; - #io-channel-cells = <1>; - }; - - max31785@52 { - compatible = "maxim,max31785a"; - reg = <0x52>; - #address-cells = <1>; - #size-cells = <0>; - - fan@0 { - compatible = "pmbus-fan"; - reg = <0>; - tach-pulses = <2>; - maxim,fan-rotor-input = "tach"; - maxim,fan-pwm-freq = <25000>; - maxim,fan-dual-tach; - maxim,fan-no-watchdog; - maxim,fan-no-fault-ramp; - maxim,fan-ramp = <2>; - maxim,fan-fault-pin-mon; - }; - - fan@1 { - compatible = "pmbus-fan"; - reg = <1>; - tach-pulses = <2>; - maxim,fan-rotor-input = "tach"; - maxim,fan-pwm-freq = <25000>; - maxim,fan-dual-tach; - maxim,fan-no-watchdog; - maxim,fan-no-fault-ramp; - maxim,fan-ramp = <2>; - maxim,fan-fault-pin-mon; - }; - - fan@2 { - compatible = "pmbus-fan"; - reg = <2>; - tach-pulses = <2>; - maxim,fan-rotor-input = "tach"; - maxim,fan-pwm-freq = <25000>; - maxim,fan-dual-tach; - maxim,fan-no-watchdog; - maxim,fan-no-fault-ramp; - maxim,fan-ramp = <2>; - maxim,fan-fault-pin-mon; - }; - - fan@3 { - compatible = "pmbus-fan"; - reg = <3>; - tach-pulses = <2>; - maxim,fan-rotor-input = "tach"; - maxim,fan-pwm-freq = <25000>; - maxim,fan-dual-tach; - maxim,fan-no-watchdog; - maxim,fan-no-fault-ramp; - maxim,fan-ramp = <2>; - maxim,fan-fault-pin-mon; - }; - }; - - dps: dps310@76 { - compatible = "infineon,dps310"; - reg = <0x76>; - #io-channel-cells = <0>; - }; - - pca0: pca9552@60 { - compatible = "nxp,pca9552"; - reg = <0x60>; - #address-cells = <1>; - #size-cells = <0>; - - gpio-controller; - #gpio-cells = <2>; - - gpio@0 { - reg = <0>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@1 { - reg = <1>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@2 { - reg = <2>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@3 { - reg = <3>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@4 { - reg = <4>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@5 { - reg = <5>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@6 { - reg = <6>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@7 { - reg = <7>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@8 { - reg = <8>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@9 { - reg = <9>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@10 { - reg = <10>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@11 { - reg = <11>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@12 { - reg = <12>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@13 { - reg = <13>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@14 { - reg = <14>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@15 { - reg = <15>; - type = <PCA955X_TYPE_GPIO>; - }; - }; - - power-supply@68 { - compatible = "ibm,cffps1"; - reg = <0x68>; - }; - - power-supply@69 { - compatible = "ibm,cffps1"; - reg = <0x69>; - }; -}; - -&i2c4 { - status = "okay"; - - tmp423a@4c { - compatible = "ti,tmp423"; - reg = <0x4c>; - }; - - ir35221@70 { - compatible = "infineon,ir35221"; - reg = <0x70>; - }; - - ir35221@71 { - compatible = "infineon,ir35221"; - reg = <0x71>; - }; -}; - -&i2c5 { - status = "okay"; - - tmp423a@4c { - compatible = "ti,tmp423"; - reg = <0x4c>; - }; - - ir35221@70 { - compatible = "infineon,ir35221"; - reg = <0x70>; - }; - - ir35221@71 { - compatible = "infineon,ir35221"; - reg = <0x71>; - }; -}; - -&i2c7 { - status = "okay"; -}; - -&i2c9 { - status = "okay"; - - tmp275@4a { - compatible = "ti,tmp275"; - reg = <0x4a>; - }; -}; - -&i2c10 { - status = "okay"; -}; - -&i2c11 { - status = "okay"; - - pca9552: pca9552@60 { - compatible = "nxp,pca9552"; - reg = <0x60>; - #address-cells = <1>; - #size-cells = <0>; - gpio-controller; - #gpio-cells = <2>; - - gpio-line-names = "PS_SMBUS_RESET_N", "APSS_RESET_N", - "GPU0_TH_OVERT_N_BUFF", "GPU1_TH_OVERT_N_BUFF", - "GPU2_TH_OVERT_N_BUFF", "GPU3_TH_OVERT_N_BUFF", - "GPU4_TH_OVERT_N_BUFF", "GPU5_TH_OVERT_N_BUFF", - "GPU0_PWR_GOOD_BUFF", "GPU1_PWR_GOOD_BUFF", - "GPU2_PWR_GOOD_BUFF", "GPU3_PWR_GOOD_BUFF", - "GPU4_PWR_GOOD_BUFF", "GPU5_PWR_GOOD_BUFF", - "12V_BREAKER_FLT_N", "THROTTLE_UNLATCHED_N"; - - gpio@0 { - reg = <0>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@1 { - reg = <1>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@2 { - reg = <2>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@3 { - reg = <3>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@4 { - reg = <4>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@5 { - reg = <5>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@6 { - reg = <6>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@7 { - reg = <7>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@8 { - reg = <8>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@9 { - reg = <9>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@10 { - reg = <10>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@11 { - reg = <11>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@12 { - reg = <12>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@13 { - reg = <13>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@14 { - reg = <14>; - type = <PCA955X_TYPE_GPIO>; - }; - - gpio@15 { - reg = <15>; - type = <PCA955X_TYPE_GPIO>; - }; - }; - - rtc@32 { - compatible = "epson,rx8900"; - reg = <0x32>; - }; - - eeprom@51 { - compatible = "atmel,24c64"; - reg = <0x51>; - }; - - ucd90160@64 { - compatible = "ti,ucd90160"; - reg = <0x64>; - }; -}; - -&i2c12 { - status = "okay"; -}; - -&i2c13 { - status = "okay"; -}; - &pinctrl { /* Hog these as no driver is probed for the entire LPC block */ pinctrl-names = "default"; diff --git a/arch/arm/boot/dts/aspeed-g6.dtsi b/arch/arm/boot/dts/aspeed-g6.dtsi index 5f6142d99eeb..b72afbaadaf8 100644 --- a/arch/arm/boot/dts/aspeed-g6.dtsi +++ b/arch/arm/boot/dts/aspeed-g6.dtsi @@ -163,26 +163,6 @@ spi-max-frequency = <50000000>; status = "disabled"; }; - - fsim0: fsi@1e79b000 { - compatible = "aspeed,ast2600-fsi-master", "fsi-master"; - reg = <0x1e79b000 0x94>; - interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_fsi1_default>; - clocks = <&syscon ASPEED_CLK_GATE_FSICLK>; - status = "disabled"; - }; - - fsim1: fsi@1e79b100 { - compatible = "aspeed,ast2600-fsi-master", "fsi-master"; - reg = <0x1e79b100 0x94>; - interrupts = <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>; - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_fsi2_default>; - clocks = <&syscon ASPEED_CLK_GATE_FSICLK>; - status = "disabled"; - }; }; mdio0: mdio@1e650000 { @@ -595,6 +575,25 @@ ranges = <0 0x1e78a000 0x1000>; }; + fsim0: fsi@1e79b000 { + compatible = "aspeed,ast2600-fsi-master", "fsi-master"; + reg = <0x1e79b000 0x94>; + interrupts = <GIC_SPI 100 IRQ_TYPE_LEVEL_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_fsi1_default>; + clocks = <&syscon ASPEED_CLK_GATE_FSICLK>; + status = "disabled"; + }; + + fsim1: fsi@1e79b100 { + compatible = "aspeed,ast2600-fsi-master", "fsi-master"; + reg = <0x1e79b100 0x94>; + interrupts = <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_fsi2_default>; + clocks = <&syscon ASPEED_CLK_GATE_FSICLK>; + status = "disabled"; + }; }; }; }; diff --git a/arch/arm/boot/dts/imx6dl-icore-mipi.dts b/arch/arm/boot/dts/imx6dl-icore-mipi.dts index e43bccb78ab2..d8f3821a0ffd 100644 --- a/arch/arm/boot/dts/imx6dl-icore-mipi.dts +++ b/arch/arm/boot/dts/imx6dl-icore-mipi.dts @@ -8,7 +8,7 @@ /dts-v1/; #include "imx6dl.dtsi" -#include "imx6qdl-icore.dtsi" +#include "imx6qdl-icore-1.5.dtsi" / { model = "Engicam i.CoreM6 DualLite/Solo MIPI Starter Kit"; diff --git a/arch/arm/boot/dts/imx6q-dhcom-pdk2.dts b/arch/arm/boot/dts/imx6q-dhcom-pdk2.dts index 5219553df1e7..bb74fc62d913 100644 --- a/arch/arm/boot/dts/imx6q-dhcom-pdk2.dts +++ b/arch/arm/boot/dts/imx6q-dhcom-pdk2.dts @@ -63,7 +63,7 @@ #sound-dai-cells = <0>; clocks = <&clk_ext_audio_codec>; VDDA-supply = <®_3p3v>; - VDDIO-supply = <®_3p3v>; + VDDIO-supply = <&sw2_reg>; }; }; diff --git a/arch/arm/boot/dts/imx6q-dhcom-som.dtsi b/arch/arm/boot/dts/imx6q-dhcom-som.dtsi index 845cfad99bf9..87f0aa897086 100644 --- a/arch/arm/boot/dts/imx6q-dhcom-som.dtsi +++ b/arch/arm/boot/dts/imx6q-dhcom-som.dtsi @@ -204,7 +204,7 @@ }; rtc@56 { - compatible = "rv3029c2"; + compatible = "microcrystal,rv3029"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_rtc_hw300>; reg = <0x56>; diff --git a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi index 71ca76a5e4a5..fe59dde41b64 100644 --- a/arch/arm/boot/dts/imx6qdl-sabresd.dtsi +++ b/arch/arm/boot/dts/imx6qdl-sabresd.dtsi @@ -749,10 +749,6 @@ vin-supply = <&vgen5_reg>; }; -®_vdd3p0 { - vin-supply = <&sw2_reg>; -}; - ®_vdd2p5 { vin-supply = <&vgen5_reg>; }; diff --git a/arch/arm/boot/dts/imx6sl-evk.dts b/arch/arm/boot/dts/imx6sl-evk.dts index 4829aa682aeb..bc86cfaaa9c2 100644 --- a/arch/arm/boot/dts/imx6sl-evk.dts +++ b/arch/arm/boot/dts/imx6sl-evk.dts @@ -584,10 +584,6 @@ vin-supply = <&sw2_reg>; }; -®_vdd3p0 { - vin-supply = <&sw2_reg>; -}; - ®_vdd2p5 { vin-supply = <&sw2_reg>; }; diff --git a/arch/arm/boot/dts/imx6sll-evk.dts b/arch/arm/boot/dts/imx6sll-evk.dts index 3e1d32fdf4b8..5ace9e6acf85 100644 --- a/arch/arm/boot/dts/imx6sll-evk.dts +++ b/arch/arm/boot/dts/imx6sll-evk.dts @@ -265,10 +265,6 @@ status = "okay"; }; -®_3p0 { - vin-supply = <&sw2_reg>; -}; - &snvs_poweroff { status = "okay"; }; diff --git a/arch/arm/boot/dts/imx6sx-sdb-reva.dts b/arch/arm/boot/dts/imx6sx-sdb-reva.dts index f1830ed387a5..91a7548fdb8d 100644 --- a/arch/arm/boot/dts/imx6sx-sdb-reva.dts +++ b/arch/arm/boot/dts/imx6sx-sdb-reva.dts @@ -159,10 +159,6 @@ vin-supply = <&vgen6_reg>; }; -®_vdd3p0 { - vin-supply = <&sw2_reg>; -}; - ®_vdd2p5 { vin-supply = <&vgen6_reg>; }; diff --git a/arch/arm/boot/dts/imx6sx-sdb.dts b/arch/arm/boot/dts/imx6sx-sdb.dts index a8ee7087af5a..5a63ca615722 100644 --- a/arch/arm/boot/dts/imx6sx-sdb.dts +++ b/arch/arm/boot/dts/imx6sx-sdb.dts @@ -141,10 +141,6 @@ vin-supply = <&vgen6_reg>; }; -®_vdd3p0 { - vin-supply = <&sw2_reg>; -}; - ®_vdd2p5 { vin-supply = <&vgen6_reg>; }; diff --git a/arch/arm/boot/dts/imx7s-colibri.dtsi b/arch/arm/boot/dts/imx7s-colibri.dtsi index 1fb1ec5d3d70..6d16e32aed89 100644 --- a/arch/arm/boot/dts/imx7s-colibri.dtsi +++ b/arch/arm/boot/dts/imx7s-colibri.dtsi @@ -49,3 +49,7 @@ reg = <0x80000000 0x10000000>; }; }; + +&gpmi { + status = "okay"; +}; diff --git a/arch/arm/boot/dts/imx7ulp.dtsi b/arch/arm/boot/dts/imx7ulp.dtsi index d37a1927c88e..ab91c98f2124 100644 --- a/arch/arm/boot/dts/imx7ulp.dtsi +++ b/arch/arm/boot/dts/imx7ulp.dtsi @@ -37,10 +37,10 @@ #address-cells = <1>; #size-cells = <0>; - cpu0: cpu@0 { + cpu0: cpu@f00 { compatible = "arm,cortex-a7"; device_type = "cpu"; - reg = <0>; + reg = <0xf00>; }; }; diff --git a/arch/arm/boot/dts/meson8.dtsi b/arch/arm/boot/dts/meson8.dtsi index 5a7e3e5caebe..3c534cd50ee3 100644 --- a/arch/arm/boot/dts/meson8.dtsi +++ b/arch/arm/boot/dts/meson8.dtsi @@ -253,7 +253,7 @@ &aobus { pmu: pmu@e0 { compatible = "amlogic,meson8-pmu", "syscon"; - reg = <0xe0 0x8>; + reg = <0xe0 0x18>; }; pinctrl_aobus: pinctrl@84 { diff --git a/arch/arm/boot/dts/mmp3.dtsi b/arch/arm/boot/dts/mmp3.dtsi index d9762de0ed34..6f480827b94d 100644 --- a/arch/arm/boot/dts/mmp3.dtsi +++ b/arch/arm/boot/dts/mmp3.dtsi @@ -356,7 +356,7 @@ twsi1: i2c@d4011000 { compatible = "mrvl,mmp-twsi"; - reg = <0xd4011000 0x1000>; + reg = <0xd4011000 0x70>; interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; clocks = <&soc_clocks MMP2_CLK_TWSI0>; resets = <&soc_clocks MMP2_CLK_TWSI0>; @@ -368,7 +368,7 @@ twsi2: i2c@d4031000 { compatible = "mrvl,mmp-twsi"; - reg = <0xd4031000 0x1000>; + reg = <0xd4031000 0x70>; interrupt-parent = <&twsi_mux>; interrupts = <0>; clocks = <&soc_clocks MMP2_CLK_TWSI1>; @@ -380,7 +380,7 @@ twsi3: i2c@d4032000 { compatible = "mrvl,mmp-twsi"; - reg = <0xd4032000 0x1000>; + reg = <0xd4032000 0x70>; interrupt-parent = <&twsi_mux>; interrupts = <1>; clocks = <&soc_clocks MMP2_CLK_TWSI2>; @@ -392,7 +392,7 @@ twsi4: i2c@d4033000 { compatible = "mrvl,mmp-twsi"; - reg = <0xd4033000 0x1000>; + reg = <0xd4033000 0x70>; interrupt-parent = <&twsi_mux>; interrupts = <2>; clocks = <&soc_clocks MMP2_CLK_TWSI3>; @@ -405,7 +405,7 @@ twsi5: i2c@d4033800 { compatible = "mrvl,mmp-twsi"; - reg = <0xd4033800 0x1000>; + reg = <0xd4033800 0x70>; interrupt-parent = <&twsi_mux>; interrupts = <3>; clocks = <&soc_clocks MMP2_CLK_TWSI4>; @@ -417,7 +417,7 @@ twsi6: i2c@d4034000 { compatible = "mrvl,mmp-twsi"; - reg = <0xd4034000 0x1000>; + reg = <0xd4034000 0x70>; interrupt-parent = <&twsi_mux>; interrupts = <4>; clocks = <&soc_clocks MMP2_CLK_TWSI5>; diff --git a/arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts b/arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts index fb928503ad45..d9be511f054f 100644 --- a/arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts +++ b/arch/arm/boot/dts/sun8i-a83t-cubietruck-plus.dts @@ -101,7 +101,7 @@ initial-mode = <1>; /* initialize in HUB mode */ disabled-ports = <1>; intn-gpios = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */ - reset-gpios = <&pio 4 16 GPIO_ACTIVE_HIGH>; /* PE16 */ + reset-gpios = <&pio 4 16 GPIO_ACTIVE_LOW>; /* PE16 */ connect-gpios = <&pio 4 17 GPIO_ACTIVE_HIGH>; /* PE17 */ refclk-frequency = <19200000>; }; diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index cea1c27c29cb..46e478fb5ea2 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -226,8 +226,8 @@ void release_thread(struct task_struct *dead_task) asmlinkage void ret_from_fork(void) __asm__("ret_from_fork"); int -copy_thread(unsigned long clone_flags, unsigned long stack_start, - unsigned long stk_sz, struct task_struct *p) +copy_thread_tls(unsigned long clone_flags, unsigned long stack_start, + unsigned long stk_sz, struct task_struct *p, unsigned long tls) { struct thread_info *thread = task_thread_info(p); struct pt_regs *childregs = task_pt_regs(p); @@ -261,7 +261,7 @@ copy_thread(unsigned long clone_flags, unsigned long stack_start, clear_ptrace_hw_breakpoint(p); if (clone_flags & CLONE_SETTLS) - thread->tp_value[0] = childregs->ARM_r3; + thread->tp_value[0] = tls; thread->tp_value[1] = get_tpuser(); thread_notify(THREAD_NOTIFY_COPY, thread); diff --git a/arch/arm/mach-davinci/Kconfig b/arch/arm/mach-davinci/Kconfig index dd427bd2768c..02b180ad7245 100644 --- a/arch/arm/mach-davinci/Kconfig +++ b/arch/arm/mach-davinci/Kconfig @@ -9,6 +9,7 @@ menuconfig ARCH_DAVINCI select PM_GENERIC_DOMAINS if PM select PM_GENERIC_DOMAINS_OF if PM && OF select REGMAP_MMIO + select RESET_CONTROLLER select HAVE_IDE select PINCTRL_SINGLE diff --git a/arch/arm/mach-mmp/time.c b/arch/arm/mach-mmp/time.c index 110dcb3314d1..c65cfc1ad99b 100644 --- a/arch/arm/mach-mmp/time.c +++ b/arch/arm/mach-mmp/time.c @@ -207,7 +207,7 @@ static int __init mmp_dt_init_timer(struct device_node *np) ret = clk_prepare_enable(clk); if (ret) return ret; - rate = clk_get_rate(clk) / 2; + rate = clk_get_rate(clk); } else if (cpu_is_pj4()) { rate = 6500000; } else { diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index ad08d470a2ca..dca7d06c0b93 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -95,6 +95,7 @@ config ARCH_OMAP2PLUS bool select ARCH_HAS_BANDGAP select ARCH_HAS_HOLES_MEMORYMODEL + select ARCH_HAS_RESET_CONTROLLER select ARCH_OMAP select CLKSRC_MMIO select GENERIC_IRQ_CHIP @@ -105,11 +106,11 @@ config ARCH_OMAP2PLUS select OMAP_DM_TIMER select OMAP_GPMC select PINCTRL + select RESET_CONTROLLER select SOC_BUS select TI_SYSC select OMAP_IRQCHIP select CLKSRC_TI_32K - select ARCH_HAS_RESET_CONTROLLER help Systems based on OMAP2, OMAP3, OMAP4 or OMAP5 diff --git a/arch/arm/mach-omap2/pdata-quirks.c b/arch/arm/mach-omap2/pdata-quirks.c index ca52271de5a8..e95c224ffc4d 100644 --- a/arch/arm/mach-omap2/pdata-quirks.c +++ b/arch/arm/mach-omap2/pdata-quirks.c @@ -306,10 +306,14 @@ static void __init dra7x_evm_mmc_quirk(void) static struct clockdomain *ti_sysc_find_one_clockdomain(struct clk *clk) { + struct clk_hw *hw = __clk_get_hw(clk); struct clockdomain *clkdm = NULL; struct clk_hw_omap *hwclk; - hwclk = to_clk_hw_omap(__clk_get_hw(clk)); + hwclk = to_clk_hw_omap(hw); + if (!omap2_clk_is_hw_omap(hw)) + return NULL; + if (hwclk && hwclk->clkdm_name) clkdm = clkdm_lookup(hwclk->clkdm_name); diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index b1b4476ddb83..e688dfad0b72 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -138,6 +138,7 @@ config ARM64 select HAVE_CMPXCHG_DOUBLE select HAVE_CMPXCHG_LOCAL select HAVE_CONTEXT_TRACKING + select HAVE_COPY_THREAD_TLS select HAVE_DEBUG_BUGVERBOSE select HAVE_DEBUG_KMEMLEAK select HAVE_DMA_CONTIGUOUS diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino-emmc.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino-emmc.dts index 96ab0227e82d..121e6cc4849b 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino-emmc.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino-emmc.dts @@ -15,7 +15,7 @@ pinctrl-names = "default"; pinctrl-0 = <&mmc2_pins>; vmmc-supply = <®_dcdc1>; - vqmmc-supply = <®_dcdc1>; + vqmmc-supply = <®_eldo1>; bus-width = <8>; non-removable; cap-mmc-hw-reset; diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts index 01a9a52edae4..393c1948a495 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts @@ -140,7 +140,7 @@ &mmc1 { pinctrl-names = "default"; pinctrl-0 = <&mmc1_pins>; - vmmc-supply = <®_aldo2>; + vmmc-supply = <®_dcdc1>; vqmmc-supply = <®_dldo4>; mmc-pwrseq = <&wifi_pwrseq>; bus-width = <4>; diff --git a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi index 144a2c19ac02..d1fc9c2055f4 100644 --- a/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi +++ b/arch/arm64/boot/dts/altera/socfpga_stratix10.dtsi @@ -61,10 +61,10 @@ pmu { compatible = "arm,armv8-pmuv3"; - interrupts = <0 120 8>, - <0 121 8>, - <0 122 8>, - <0 123 8>; + interrupts = <0 170 4>, + <0 171 4>, + <0 172 4>, + <0 173 4>; interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-sei610.dts b/arch/arm64/boot/dts/amlogic/meson-sm1-sei610.dts index 5bd07469766b..a8bb3fa9fec9 100644 --- a/arch/arm64/boot/dts/amlogic/meson-sm1-sei610.dts +++ b/arch/arm64/boot/dts/amlogic/meson-sm1-sei610.dts @@ -46,25 +46,47 @@ }; gpio-keys { - compatible = "gpio-keys-polled"; - poll-interval = <100>; + compatible = "gpio-keys"; key1 { label = "A"; linux,code = <BTN_0>; gpios = <&gpio GPIOH_6 GPIO_ACTIVE_LOW>; + interrupt-parent = <&gpio_intc>; + interrupts = <34 IRQ_TYPE_EDGE_BOTH>; }; key2 { label = "B"; linux,code = <BTN_1>; gpios = <&gpio GPIOH_7 GPIO_ACTIVE_LOW>; + interrupt-parent = <&gpio_intc>; + interrupts = <35 IRQ_TYPE_EDGE_BOTH>; }; key3 { label = "C"; linux,code = <BTN_2>; gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>; + interrupt-parent = <&gpio_intc>; + interrupts = <2 IRQ_TYPE_EDGE_BOTH>; + }; + + mic_mute { + label = "MicMute"; + linux,code = <SW_MUTE_DEVICE>; + linux,input-type = <EV_SW>; + gpios = <&gpio_ao GPIOE_2 GPIO_ACTIVE_LOW>; + interrupt-parent = <&gpio_intc>; + interrupts = <99 IRQ_TYPE_EDGE_BOTH>; + }; + + power_key { + label = "PowerKey"; + linux,code = <KEY_POWER>; + gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_LOW>; + interrupt-parent = <&gpio_intc>; + interrupts = <3 IRQ_TYPE_EDGE_BOTH>; }; }; @@ -569,6 +591,8 @@ bluetooth { compatible = "brcm,bcm43438-bt"; + interrupt-parent = <&gpio_intc>; + interrupts = <95 IRQ_TYPE_LEVEL_HIGH>; shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>; max-speed = <2000000>; clocks = <&wifi32k>; diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi index 13a3cbe89b5a..a6f9b7784e8f 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi @@ -175,7 +175,7 @@ dcfg: syscon@1e00000 { compatible = "fsl,ls1028a-dcfg", "syscon"; reg = <0x0 0x1e00000 0x0 0x10000>; - big-endian; + little-endian; }; rst: syscon@1e60000 { diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi index 6edbdfe2d0d7..3d95b66a2d71 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi @@ -740,7 +740,7 @@ reg = <0x30bd0000 0x10000>; interrupts = <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clk IMX8MM_CLK_SDMA1_ROOT>, - <&clk IMX8MM_CLK_SDMA1_ROOT>; + <&clk IMX8MM_CLK_AHB>; clock-names = "ipg", "ahb"; #dma-cells = <3>; fsl,sdma-ram-script-name = "imx/sdma/sdma-imx7d.bin"; diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts index 2a759dff9f87..596bc65f475c 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts @@ -421,7 +421,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pinctrl_imu>; interrupt-parent = <&gpio3>; - interrupts = <19 IRQ_TYPE_LEVEL_LOW>; + interrupts = <19 IRQ_TYPE_LEVEL_HIGH>; vdd-supply = <®_3v3_p>; vddio-supply = <®_3v3_p>; }; diff --git a/arch/arm64/boot/dts/intel/socfpga_agilex.dtsi b/arch/arm64/boot/dts/intel/socfpga_agilex.dtsi index 94090c6fb946..d43e1299c8ef 100644 --- a/arch/arm64/boot/dts/intel/socfpga_agilex.dtsi +++ b/arch/arm64/boot/dts/intel/socfpga_agilex.dtsi @@ -60,10 +60,10 @@ pmu { compatible = "arm,armv8-pmuv3"; - interrupts = <0 120 8>, - <0 121 8>, - <0 122 8>, - <0 123 8>; + interrupts = <0 170 4>, + <0 171 4>, + <0 172 4>, + <0 173 4>; interrupt-affinity = <&cpu0>, <&cpu1>, <&cpu2>, diff --git a/arch/arm64/boot/dts/rockchip/rk3328-a1.dts b/arch/arm64/boot/dts/rockchip/rk3328-a1.dts index 76b49f573101..16f1656d5203 100644 --- a/arch/arm64/boot/dts/rockchip/rk3328-a1.dts +++ b/arch/arm64/boot/dts/rockchip/rk3328-a1.dts @@ -49,7 +49,8 @@ ir-receiver { compatible = "gpio-ir-receiver"; - gpios = <&gpio2 RK_PA2 GPIO_ACTIVE_HIGH>; + gpios = <&gpio2 RK_PA2 GPIO_ACTIVE_LOW>; + linux,rc-map-name = "rc-beelink-gs1"; }; }; diff --git a/arch/arm64/include/asm/pgtable-prot.h b/arch/arm64/include/asm/pgtable-prot.h index 8dc6c5cdabe6..baf52baaa2a5 100644 --- a/arch/arm64/include/asm/pgtable-prot.h +++ b/arch/arm64/include/asm/pgtable-prot.h @@ -85,13 +85,12 @@ #define PAGE_SHARED_EXEC __pgprot(_PAGE_DEFAULT | PTE_USER | PTE_RDONLY | PTE_NG | PTE_PXN | PTE_WRITE) #define PAGE_READONLY __pgprot(_PAGE_DEFAULT | PTE_USER | PTE_RDONLY | PTE_NG | PTE_PXN | PTE_UXN) #define PAGE_READONLY_EXEC __pgprot(_PAGE_DEFAULT | PTE_USER | PTE_RDONLY | PTE_NG | PTE_PXN) -#define PAGE_EXECONLY __pgprot(_PAGE_DEFAULT | PTE_RDONLY | PTE_NG | PTE_PXN) #define __P000 PAGE_NONE #define __P001 PAGE_READONLY #define __P010 PAGE_READONLY #define __P011 PAGE_READONLY -#define __P100 PAGE_EXECONLY +#define __P100 PAGE_READONLY_EXEC #define __P101 PAGE_READONLY_EXEC #define __P110 PAGE_READONLY_EXEC #define __P111 PAGE_READONLY_EXEC @@ -100,7 +99,7 @@ #define __S001 PAGE_READONLY #define __S010 PAGE_SHARED #define __S011 PAGE_SHARED -#define __S100 PAGE_EXECONLY +#define __S100 PAGE_READONLY_EXEC #define __S101 PAGE_READONLY_EXEC #define __S110 PAGE_SHARED_EXEC #define __S111 PAGE_SHARED_EXEC diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index 5d15b4735a0e..cd5de0e40bfa 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -96,12 +96,8 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)]; #define pte_dirty(pte) (pte_sw_dirty(pte) || pte_hw_dirty(pte)) #define pte_valid(pte) (!!(pte_val(pte) & PTE_VALID)) -/* - * Execute-only user mappings do not have the PTE_USER bit set. All valid - * kernel mappings have the PTE_UXN bit set. - */ #define pte_valid_not_user(pte) \ - ((pte_val(pte) & (PTE_VALID | PTE_USER | PTE_UXN)) == (PTE_VALID | PTE_UXN)) + ((pte_val(pte) & (PTE_VALID | PTE_USER)) == PTE_VALID) #define pte_valid_young(pte) \ ((pte_val(pte) & (PTE_VALID | PTE_AF)) == (PTE_VALID | PTE_AF)) #define pte_valid_user(pte) \ @@ -117,8 +113,8 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)]; /* * p??_access_permitted() is true for valid user mappings (subject to the - * write permission check) other than user execute-only which do not have the - * PTE_USER bit set. PROT_NONE mappings do not have the PTE_VALID bit set. + * write permission check). PROT_NONE mappings do not have the PTE_VALID bit + * set. */ #define pte_access_permitted(pte, write) \ (pte_valid_user(pte) && (!(write) || pte_write(pte))) diff --git a/arch/arm64/include/asm/unistd.h b/arch/arm64/include/asm/unistd.h index 2629a68b8724..5af82587909e 100644 --- a/arch/arm64/include/asm/unistd.h +++ b/arch/arm64/include/asm/unistd.h @@ -42,7 +42,6 @@ #endif #define __ARCH_WANT_SYS_CLONE -#define __ARCH_WANT_SYS_CLONE3 #ifndef __COMPAT_SYSCALL_NR #include <uapi/asm/unistd.h> diff --git a/arch/arm64/include/uapi/asm/unistd.h b/arch/arm64/include/uapi/asm/unistd.h index 4703d218663a..f83a70e07df8 100644 --- a/arch/arm64/include/uapi/asm/unistd.h +++ b/arch/arm64/include/uapi/asm/unistd.h @@ -19,5 +19,6 @@ #define __ARCH_WANT_NEW_STAT #define __ARCH_WANT_SET_GET_RLIMIT #define __ARCH_WANT_TIME32_SYSCALLS +#define __ARCH_WANT_SYS_CLONE3 #include <asm-generic/unistd.h> diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c index 71f788cd2b18..d54586d5b031 100644 --- a/arch/arm64/kernel/process.c +++ b/arch/arm64/kernel/process.c @@ -360,8 +360,8 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src) asmlinkage void ret_from_fork(void) asm("ret_from_fork"); -int copy_thread(unsigned long clone_flags, unsigned long stack_start, - unsigned long stk_sz, struct task_struct *p) +int copy_thread_tls(unsigned long clone_flags, unsigned long stack_start, + unsigned long stk_sz, struct task_struct *p, unsigned long tls) { struct pt_regs *childregs = task_pt_regs(p); @@ -394,11 +394,11 @@ int copy_thread(unsigned long clone_flags, unsigned long stack_start, } /* - * If a TLS pointer was passed to clone (4th argument), use it - * for the new thread. + * If a TLS pointer was passed to clone, use it for the new + * thread. */ if (clone_flags & CLONE_SETTLS) - p->thread.uw.tp_value = childregs->regs[3]; + p->thread.uw.tp_value = tls; } else { memset(childregs, 0, sizeof(struct pt_regs)); childregs->pstate = PSR_MODE_EL1h; diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c index 077b02a2d4d3..85566d32958f 100644 --- a/arch/arm64/mm/fault.c +++ b/arch/arm64/mm/fault.c @@ -445,7 +445,7 @@ static int __kprobes do_page_fault(unsigned long addr, unsigned int esr, const struct fault_info *inf; struct mm_struct *mm = current->mm; vm_fault_t fault, major = 0; - unsigned long vm_flags = VM_READ | VM_WRITE; + unsigned long vm_flags = VM_READ | VM_WRITE | VM_EXEC; unsigned int mm_flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE; if (kprobe_page_fault(regs, esr)) diff --git a/arch/nds32/include/asm/cacheflush.h b/arch/nds32/include/asm/cacheflush.h index d9ac7e6408ef..caddded56e77 100644 --- a/arch/nds32/include/asm/cacheflush.h +++ b/arch/nds32/include/asm/cacheflush.h @@ -9,7 +9,11 @@ #define PG_dcache_dirty PG_arch_1 void flush_icache_range(unsigned long start, unsigned long end); +#define flush_icache_range flush_icache_range + void flush_icache_page(struct vm_area_struct *vma, struct page *page); +#define flush_icache_page flush_icache_page + #ifdef CONFIG_CPU_CACHE_ALIASING void flush_cache_mm(struct mm_struct *mm); void flush_cache_dup_mm(struct mm_struct *mm); @@ -40,12 +44,11 @@ void invalidate_kernel_vmap_range(void *addr, int size); #define flush_dcache_mmap_unlock(mapping) xa_unlock_irq(&(mapping)->i_pages) #else -#include <asm-generic/cacheflush.h> -#undef flush_icache_range -#undef flush_icache_page -#undef flush_icache_user_range void flush_icache_user_range(struct vm_area_struct *vma, struct page *page, unsigned long addr, int len); +#define flush_icache_user_range flush_icache_user_range + +#include <asm-generic/cacheflush.h> #endif #endif /* __NDS32_CACHEFLUSH_H__ */ diff --git a/arch/nds32/include/asm/pgtable.h b/arch/nds32/include/asm/pgtable.h index 0214e4150539..6abc58ac406d 100644 --- a/arch/nds32/include/asm/pgtable.h +++ b/arch/nds32/include/asm/pgtable.h @@ -195,7 +195,7 @@ extern void paging_init(void); #define pte_unmap(pte) do { } while (0) #define pte_unmap_nested(pte) do { } while (0) -#define pmd_off_k(address) pmd_offset(pgd_offset_k(address), address) +#define pmd_off_k(address) pmd_offset(pud_offset(p4d_offset(pgd_offset_k(address), (address)), (address)), (address)) #define set_pte_at(mm,addr,ptep,pteval) set_pte(ptep,pteval) /* diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index b16237c95ea3..0c29d6cb2c8d 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -62,6 +62,7 @@ config PARISC select HAVE_FTRACE_MCOUNT_RECORD if HAVE_DYNAMIC_FTRACE select HAVE_KPROBES_ON_FTRACE select HAVE_DYNAMIC_FTRACE_WITH_REGS + select HAVE_COPY_THREAD_TLS help The PA-RISC microprocessor is designed by Hewlett-Packard and used diff --git a/arch/parisc/kernel/drivers.c b/arch/parisc/kernel/drivers.c index a6c9f49c6612..a5f3e50fe976 100644 --- a/arch/parisc/kernel/drivers.c +++ b/arch/parisc/kernel/drivers.c @@ -889,8 +889,8 @@ static void print_parisc_device(struct parisc_device *dev) static int count; print_pa_hwpath(dev, hw_path); - pr_info("%d. %s at 0x%px [%s] { %d, 0x%x, 0x%.3x, 0x%.5x }", - ++count, dev->name, (void*) dev->hpa.start, hw_path, dev->id.hw_type, + pr_info("%d. %s at %pap [%s] { %d, 0x%x, 0x%.3x, 0x%.5x }", + ++count, dev->name, &(dev->hpa.start), hw_path, dev->id.hw_type, dev->id.hversion_rev, dev->id.hversion, dev->id.sversion); if (dev->num_addrs) { diff --git a/arch/parisc/kernel/process.c b/arch/parisc/kernel/process.c index ecc5c2771208..230a6422b99f 100644 --- a/arch/parisc/kernel/process.c +++ b/arch/parisc/kernel/process.c @@ -208,8 +208,8 @@ arch_initcall(parisc_idle_init); * Copy architecture-specific thread state */ int -copy_thread(unsigned long clone_flags, unsigned long usp, - unsigned long kthread_arg, struct task_struct *p) +copy_thread_tls(unsigned long clone_flags, unsigned long usp, + unsigned long kthread_arg, struct task_struct *p, unsigned long tls) { struct pt_regs *cregs = &(p->thread.regs); void *stack = task_stack_page(p); @@ -254,9 +254,9 @@ copy_thread(unsigned long clone_flags, unsigned long usp, cregs->ksp = (unsigned long)stack + THREAD_SZ_ALGN + FRAME_SIZE; cregs->kpc = (unsigned long) &child_return; - /* Setup thread TLS area from the 4th parameter in clone */ + /* Setup thread TLS area */ if (clone_flags & CLONE_SETTLS) - cregs->cr27 = cregs->gr[23]; + cregs->cr27 = tls; } return 0; diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c index ddca8287d43b..354cf060b67f 100644 --- a/arch/parisc/mm/init.c +++ b/arch/parisc/mm/init.c @@ -401,7 +401,7 @@ static void __init map_pages(unsigned long start_vaddr, pmd = (pmd_t *) __pa(pmd); } - pgd_populate(NULL, pg_dir, __va(pmd)); + pud_populate(NULL, (pud_t *)pg_dir, __va(pmd)); #endif pg_dir++; diff --git a/arch/powerpc/include/asm/book3s/32/kup.h b/arch/powerpc/include/asm/book3s/32/kup.h index f9dc597b0b86..3c0ba22dc360 100644 --- a/arch/powerpc/include/asm/book3s/32/kup.h +++ b/arch/powerpc/include/asm/book3s/32/kup.h @@ -102,41 +102,91 @@ static inline void kuap_update_sr(u32 sr, u32 addr, u32 end) isync(); /* Context sync required after mtsrin() */ } -static inline void allow_user_access(void __user *to, const void __user *from, u32 size) +static __always_inline void allow_user_access(void __user *to, const void __user *from, + u32 size, unsigned long dir) { u32 addr, end; - if (__builtin_constant_p(to) && to == NULL) + BUILD_BUG_ON(!__builtin_constant_p(dir)); + BUILD_BUG_ON(dir == KUAP_CURRENT); + + if (!(dir & KUAP_WRITE)) return; addr = (__force u32)to; - if (!addr || addr >= TASK_SIZE || !size) + if (unlikely(addr >= TASK_SIZE || !size)) return; end = min(addr + size, TASK_SIZE); + current->thread.kuap = (addr & 0xf0000000) | ((((end - 1) >> 28) + 1) & 0xf); kuap_update_sr(mfsrin(addr) & ~SR_KS, addr, end); /* Clear Ks */ } -static inline void prevent_user_access(void __user *to, const void __user *from, u32 size) +static __always_inline void prevent_user_access(void __user *to, const void __user *from, + u32 size, unsigned long dir) { - u32 addr = (__force u32)to; - u32 end = min(addr + size, TASK_SIZE); + u32 addr, end; + + BUILD_BUG_ON(!__builtin_constant_p(dir)); + + if (dir == KUAP_CURRENT) { + u32 kuap = current->thread.kuap; - if (!addr || addr >= TASK_SIZE || !size) + if (unlikely(!kuap)) + return; + + addr = kuap & 0xf0000000; + end = kuap << 28; + } else if (dir & KUAP_WRITE) { + addr = (__force u32)to; + end = min(addr + size, TASK_SIZE); + + if (unlikely(addr >= TASK_SIZE || !size)) + return; + } else { return; + } current->thread.kuap = 0; kuap_update_sr(mfsrin(addr) | SR_KS, addr, end); /* set Ks */ } -static inline bool bad_kuap_fault(struct pt_regs *regs, bool is_write) +static inline unsigned long prevent_user_access_return(void) +{ + unsigned long flags = current->thread.kuap; + unsigned long addr = flags & 0xf0000000; + unsigned long end = flags << 28; + void __user *to = (__force void __user *)addr; + + if (flags) + prevent_user_access(to, to, end - addr, KUAP_READ_WRITE); + + return flags; +} + +static inline void restore_user_access(unsigned long flags) { + unsigned long addr = flags & 0xf0000000; + unsigned long end = flags << 28; + void __user *to = (__force void __user *)addr; + + if (flags) + allow_user_access(to, to, end - addr, KUAP_READ_WRITE); +} + +static inline bool +bad_kuap_fault(struct pt_regs *regs, unsigned long address, bool is_write) +{ + unsigned long begin = regs->kuap & 0xf0000000; + unsigned long end = regs->kuap << 28; + if (!is_write) return false; - return WARN(!regs->kuap, "Bug: write fault blocked by segment registers !"); + return WARN(address < begin || address >= end, + "Bug: write fault blocked by segment registers !"); } #endif /* CONFIG_PPC_KUAP */ diff --git a/arch/powerpc/include/asm/book3s/64/kup-radix.h b/arch/powerpc/include/asm/book3s/64/kup-radix.h index f254de956d6a..90dd3a3fc8c7 100644 --- a/arch/powerpc/include/asm/book3s/64/kup-radix.h +++ b/arch/powerpc/include/asm/book3s/64/kup-radix.h @@ -63,6 +63,14 @@ * because that would require an expensive read/modify write of the AMR. */ +static inline unsigned long get_kuap(void) +{ + if (!early_mmu_has_feature(MMU_FTR_RADIX_KUAP)) + return 0; + + return mfspr(SPRN_AMR); +} + static inline void set_kuap(unsigned long value) { if (!early_mmu_has_feature(MMU_FTR_RADIX_KUAP)) @@ -77,25 +85,43 @@ static inline void set_kuap(unsigned long value) isync(); } -static inline void allow_user_access(void __user *to, const void __user *from, - unsigned long size) +static __always_inline void allow_user_access(void __user *to, const void __user *from, + unsigned long size, unsigned long dir) { // This is written so we can resolve to a single case at build time - if (__builtin_constant_p(to) && to == NULL) + BUILD_BUG_ON(!__builtin_constant_p(dir)); + if (dir == KUAP_READ) set_kuap(AMR_KUAP_BLOCK_WRITE); - else if (__builtin_constant_p(from) && from == NULL) + else if (dir == KUAP_WRITE) set_kuap(AMR_KUAP_BLOCK_READ); - else + else if (dir == KUAP_READ_WRITE) set_kuap(0); + else + BUILD_BUG(); } static inline void prevent_user_access(void __user *to, const void __user *from, - unsigned long size) + unsigned long size, unsigned long dir) +{ + set_kuap(AMR_KUAP_BLOCKED); +} + +static inline unsigned long prevent_user_access_return(void) { + unsigned long flags = get_kuap(); + set_kuap(AMR_KUAP_BLOCKED); + + return flags; +} + +static inline void restore_user_access(unsigned long flags) +{ + set_kuap(flags); } -static inline bool bad_kuap_fault(struct pt_regs *regs, bool is_write) +static inline bool +bad_kuap_fault(struct pt_regs *regs, unsigned long address, bool is_write) { return WARN(mmu_has_feature(MMU_FTR_RADIX_KUAP) && (regs->kuap & (is_write ? AMR_KUAP_BLOCK_WRITE : AMR_KUAP_BLOCK_READ)), diff --git a/arch/powerpc/include/asm/kup.h b/arch/powerpc/include/asm/kup.h index 5b5e39643a27..92bcd1a26d73 100644 --- a/arch/powerpc/include/asm/kup.h +++ b/arch/powerpc/include/asm/kup.h @@ -2,6 +2,16 @@ #ifndef _ASM_POWERPC_KUP_H_ #define _ASM_POWERPC_KUP_H_ +#define KUAP_READ 1 +#define KUAP_WRITE 2 +#define KUAP_READ_WRITE (KUAP_READ | KUAP_WRITE) +/* + * For prevent_user_access() only. + * Use the current saved situation instead of the to/from/size params. + * Used on book3s/32 + */ +#define KUAP_CURRENT 4 + #ifdef CONFIG_PPC64 #include <asm/book3s/64/kup-radix.h> #endif @@ -42,32 +52,55 @@ void setup_kuap(bool disabled); #else static inline void setup_kuap(bool disabled) { } static inline void allow_user_access(void __user *to, const void __user *from, - unsigned long size) { } + unsigned long size, unsigned long dir) { } static inline void prevent_user_access(void __user *to, const void __user *from, - unsigned long size) { } -static inline bool bad_kuap_fault(struct pt_regs *regs, bool is_write) { return false; } + unsigned long size, unsigned long dir) { } +static inline unsigned long prevent_user_access_return(void) { return 0UL; } +static inline void restore_user_access(unsigned long flags) { } +static inline bool +bad_kuap_fault(struct pt_regs *regs, unsigned long address, bool is_write) +{ + return false; +} #endif /* CONFIG_PPC_KUAP */ static inline void allow_read_from_user(const void __user *from, unsigned long size) { - allow_user_access(NULL, from, size); + allow_user_access(NULL, from, size, KUAP_READ); } static inline void allow_write_to_user(void __user *to, unsigned long size) { - allow_user_access(to, NULL, size); + allow_user_access(to, NULL, size, KUAP_WRITE); +} + +static inline void allow_read_write_user(void __user *to, const void __user *from, + unsigned long size) +{ + allow_user_access(to, from, size, KUAP_READ_WRITE); } static inline void prevent_read_from_user(const void __user *from, unsigned long size) { - prevent_user_access(NULL, from, size); + prevent_user_access(NULL, from, size, KUAP_READ); } static inline void prevent_write_to_user(void __user *to, unsigned long size) { - prevent_user_access(to, NULL, size); + prevent_user_access(to, NULL, size, KUAP_WRITE); +} + +static inline void prevent_read_write_user(void __user *to, const void __user *from, + unsigned long size) +{ + prevent_user_access(to, from, size, KUAP_READ_WRITE); +} + +static inline void prevent_current_access_user(void) +{ + prevent_user_access(NULL, NULL, ~0UL, KUAP_CURRENT); } #endif /* !__ASSEMBLY__ */ -#endif /* _ASM_POWERPC_KUP_H_ */ +#endif /* _ASM_POWERPC_KUAP_H_ */ diff --git a/arch/powerpc/include/asm/nohash/32/kup-8xx.h b/arch/powerpc/include/asm/nohash/32/kup-8xx.h index 1006a427e99c..85ed2390fb99 100644 --- a/arch/powerpc/include/asm/nohash/32/kup-8xx.h +++ b/arch/powerpc/include/asm/nohash/32/kup-8xx.h @@ -35,18 +35,33 @@ #include <asm/reg.h> static inline void allow_user_access(void __user *to, const void __user *from, - unsigned long size) + unsigned long size, unsigned long dir) { mtspr(SPRN_MD_AP, MD_APG_INIT); } static inline void prevent_user_access(void __user *to, const void __user *from, - unsigned long size) + unsigned long size, unsigned long dir) { mtspr(SPRN_MD_AP, MD_APG_KUAP); } -static inline bool bad_kuap_fault(struct pt_regs *regs, bool is_write) +static inline unsigned long prevent_user_access_return(void) +{ + unsigned long flags = mfspr(SPRN_MD_AP); + + mtspr(SPRN_MD_AP, MD_APG_KUAP); + + return flags; +} + +static inline void restore_user_access(unsigned long flags) +{ + mtspr(SPRN_MD_AP, flags); +} + +static inline bool +bad_kuap_fault(struct pt_regs *regs, unsigned long address, bool is_write) { return WARN(!((regs->kuap ^ MD_APG_KUAP) & 0xf0000000), "Bug: fault blocked by AP register !"); diff --git a/arch/powerpc/include/asm/uaccess.h b/arch/powerpc/include/asm/uaccess.h index c92fe7fe9692..2f500debae21 100644 --- a/arch/powerpc/include/asm/uaccess.h +++ b/arch/powerpc/include/asm/uaccess.h @@ -91,9 +91,14 @@ static inline int __access_ok(unsigned long addr, unsigned long size, __put_user_check((__typeof__(*(ptr)))(x), (ptr), sizeof(*(ptr))) #define __get_user(x, ptr) \ - __get_user_nocheck((x), (ptr), sizeof(*(ptr))) + __get_user_nocheck((x), (ptr), sizeof(*(ptr)), true) #define __put_user(x, ptr) \ - __put_user_nocheck((__typeof__(*(ptr)))(x), (ptr), sizeof(*(ptr))) + __put_user_nocheck((__typeof__(*(ptr)))(x), (ptr), sizeof(*(ptr)), true) + +#define __get_user_allowed(x, ptr) \ + __get_user_nocheck((x), (ptr), sizeof(*(ptr)), false) +#define __put_user_allowed(x, ptr) \ + __put_user_nocheck((__typeof__(*(ptr)))(x), (ptr), sizeof(*(ptr)), false) #define __get_user_inatomic(x, ptr) \ __get_user_nosleep((x), (ptr), sizeof(*(ptr))) @@ -138,10 +143,9 @@ extern long __put_user_bad(void); : "r" (x), "b" (addr), "i" (-EFAULT), "0" (err)) #endif /* __powerpc64__ */ -#define __put_user_size(x, ptr, size, retval) \ +#define __put_user_size_allowed(x, ptr, size, retval) \ do { \ retval = 0; \ - allow_write_to_user(ptr, size); \ switch (size) { \ case 1: __put_user_asm(x, ptr, retval, "stb"); break; \ case 2: __put_user_asm(x, ptr, retval, "sth"); break; \ @@ -149,17 +153,26 @@ do { \ case 8: __put_user_asm2(x, ptr, retval); break; \ default: __put_user_bad(); \ } \ +} while (0) + +#define __put_user_size(x, ptr, size, retval) \ +do { \ + allow_write_to_user(ptr, size); \ + __put_user_size_allowed(x, ptr, size, retval); \ prevent_write_to_user(ptr, size); \ } while (0) -#define __put_user_nocheck(x, ptr, size) \ +#define __put_user_nocheck(x, ptr, size, do_allow) \ ({ \ long __pu_err; \ __typeof__(*(ptr)) __user *__pu_addr = (ptr); \ if (!is_kernel_addr((unsigned long)__pu_addr)) \ might_fault(); \ __chk_user_ptr(ptr); \ - __put_user_size((x), __pu_addr, (size), __pu_err); \ + if (do_allow) \ + __put_user_size((x), __pu_addr, (size), __pu_err); \ + else \ + __put_user_size_allowed((x), __pu_addr, (size), __pu_err); \ __pu_err; \ }) @@ -236,13 +249,12 @@ extern long __get_user_bad(void); : "b" (addr), "i" (-EFAULT), "0" (err)) #endif /* __powerpc64__ */ -#define __get_user_size(x, ptr, size, retval) \ +#define __get_user_size_allowed(x, ptr, size, retval) \ do { \ retval = 0; \ __chk_user_ptr(ptr); \ if (size > sizeof(x)) \ (x) = __get_user_bad(); \ - allow_read_from_user(ptr, size); \ switch (size) { \ case 1: __get_user_asm(x, ptr, retval, "lbz"); break; \ case 2: __get_user_asm(x, ptr, retval, "lhz"); break; \ @@ -250,6 +262,12 @@ do { \ case 8: __get_user_asm2(x, ptr, retval); break; \ default: (x) = __get_user_bad(); \ } \ +} while (0) + +#define __get_user_size(x, ptr, size, retval) \ +do { \ + allow_read_from_user(ptr, size); \ + __get_user_size_allowed(x, ptr, size, retval); \ prevent_read_from_user(ptr, size); \ } while (0) @@ -260,7 +278,7 @@ do { \ #define __long_type(x) \ __typeof__(__builtin_choose_expr(sizeof(x) > sizeof(0UL), 0ULL, 0UL)) -#define __get_user_nocheck(x, ptr, size) \ +#define __get_user_nocheck(x, ptr, size, do_allow) \ ({ \ long __gu_err; \ __long_type(*(ptr)) __gu_val; \ @@ -269,7 +287,10 @@ do { \ if (!is_kernel_addr((unsigned long)__gu_addr)) \ might_fault(); \ barrier_nospec(); \ - __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \ + if (do_allow) \ + __get_user_size(__gu_val, __gu_addr, (size), __gu_err); \ + else \ + __get_user_size_allowed(__gu_val, __gu_addr, (size), __gu_err); \ (x) = (__typeof__(*(ptr)))__gu_val; \ __gu_err; \ }) @@ -313,9 +334,9 @@ raw_copy_in_user(void __user *to, const void __user *from, unsigned long n) unsigned long ret; barrier_nospec(); - allow_user_access(to, from, n); + allow_read_write_user(to, from, n); ret = __copy_tofrom_user(to, from, n); - prevent_user_access(to, from, n); + prevent_read_write_user(to, from, n); return ret; } #endif /* __powerpc64__ */ @@ -356,33 +377,40 @@ static inline unsigned long raw_copy_from_user(void *to, return ret; } -static inline unsigned long raw_copy_to_user(void __user *to, - const void *from, unsigned long n) +static inline unsigned long +raw_copy_to_user_allowed(void __user *to, const void *from, unsigned long n) { - unsigned long ret; if (__builtin_constant_p(n) && (n <= 8)) { - ret = 1; + unsigned long ret = 1; switch (n) { case 1: - __put_user_size(*(u8 *)from, (u8 __user *)to, 1, ret); + __put_user_size_allowed(*(u8 *)from, (u8 __user *)to, 1, ret); break; case 2: - __put_user_size(*(u16 *)from, (u16 __user *)to, 2, ret); + __put_user_size_allowed(*(u16 *)from, (u16 __user *)to, 2, ret); break; case 4: - __put_user_size(*(u32 *)from, (u32 __user *)to, 4, ret); + __put_user_size_allowed(*(u32 *)from, (u32 __user *)to, 4, ret); break; case 8: - __put_user_size(*(u64 *)from, (u64 __user *)to, 8, ret); + __put_user_size_allowed(*(u64 *)from, (u64 __user *)to, 8, ret); break; } if (ret == 0) return 0; } + return __copy_tofrom_user(to, (__force const void __user *)from, n); +} + +static inline unsigned long +raw_copy_to_user(void __user *to, const void *from, unsigned long n) +{ + unsigned long ret; + allow_write_to_user(to, n); - ret = __copy_tofrom_user(to, (__force const void __user *)from, n); + ret = raw_copy_to_user_allowed(to, from, n); prevent_write_to_user(to, n); return ret; } @@ -428,4 +456,22 @@ extern long __copy_from_user_flushcache(void *dst, const void __user *src, extern void memcpy_page_flushcache(char *to, struct page *page, size_t offset, size_t len); +static __must_check inline bool user_access_begin(const void __user *ptr, size_t len) +{ + if (unlikely(!access_ok(ptr, len))) + return false; + allow_read_write_user((void __user *)ptr, ptr, len); + return true; +} +#define user_access_begin user_access_begin +#define user_access_end prevent_current_access_user +#define user_access_save prevent_user_access_return +#define user_access_restore restore_user_access + +#define unsafe_op_wrap(op, err) do { if (unlikely(op)) goto err; } while (0) +#define unsafe_get_user(x, p, e) unsafe_op_wrap(__get_user_allowed(x, p), e) +#define unsafe_put_user(x, p, e) unsafe_op_wrap(__put_user_allowed(x, p), e) +#define unsafe_copy_to_user(d, s, l, e) \ + unsafe_op_wrap(raw_copy_to_user_allowed(d, s, l), e) + #endif /* _ARCH_POWERPC_UACCESS_H */ diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c index 7534ee5bf9b2..8db0507619e2 100644 --- a/arch/powerpc/mm/fault.c +++ b/arch/powerpc/mm/fault.c @@ -233,7 +233,7 @@ static bool bad_kernel_fault(struct pt_regs *regs, unsigned long error_code, // Read/write fault in a valid region (the exception table search passed // above), but blocked by KUAP is bad, it can never succeed. - if (bad_kuap_fault(regs, is_write)) + if (bad_kuap_fault(regs, address, is_write)) return true; // What's left? Kernel fault on user in well defined regions (extable diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index a31169b02ec0..fa7dc03459e7 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -65,6 +65,7 @@ config RISCV select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT if MMU select HAVE_ARCH_MMAP_RND_BITS if MMU select ARCH_HAS_GCOV_PROFILE_ALL + select HAVE_COPY_THREAD_TLS config ARCH_MMAP_RND_BITS_MIN default 18 if 64BIT diff --git a/arch/riscv/include/asm/asm-prototypes.h b/arch/riscv/include/asm/asm-prototypes.h index dd62b691c443..27e005fca584 100644 --- a/arch/riscv/include/asm/asm-prototypes.h +++ b/arch/riscv/include/asm/asm-prototypes.h @@ -5,4 +5,8 @@ #include <linux/ftrace.h> #include <asm-generic/asm-prototypes.h> +long long __lshrti3(long long a, int b); +long long __ashrti3(long long a, int b); +long long __ashlti3(long long a, int b); + #endif /* _ASM_RISCV_PROTOTYPES_H */ diff --git a/arch/riscv/include/asm/sifive_l2_cache.h b/arch/riscv/include/asm/sifive_l2_cache.h deleted file mode 100644 index 04f6748fc50b..000000000000 --- a/arch/riscv/include/asm/sifive_l2_cache.h +++ /dev/null @@ -1,16 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * SiFive L2 Cache Controller header file - * - */ - -#ifndef _ASM_RISCV_SIFIVE_L2_CACHE_H -#define _ASM_RISCV_SIFIVE_L2_CACHE_H - -extern int register_sifive_l2_error_notifier(struct notifier_block *nb); -extern int unregister_sifive_l2_error_notifier(struct notifier_block *nb); - -#define SIFIVE_L2_ERR_TYPE_CE 0 -#define SIFIVE_L2_ERR_TYPE_UE 1 - -#endif /* _ASM_RISCV_SIFIVE_L2_CACHE_H */ diff --git a/arch/riscv/kernel/head.S b/arch/riscv/kernel/head.S index 797802c73dee..a4242be66966 100644 --- a/arch/riscv/kernel/head.S +++ b/arch/riscv/kernel/head.S @@ -80,7 +80,9 @@ _start_kernel: #ifdef CONFIG_SMP li t0, CONFIG_NR_CPUS - bgeu a0, t0, .Lsecondary_park + blt a0, t0, .Lgood_cores + tail .Lsecondary_park +.Lgood_cores: #endif /* Pick one hart to run the main boot sequence */ @@ -209,11 +211,6 @@ relocate: tail smp_callin #endif -.align 2 -.Lsecondary_park: - /* We lack SMP support or have too many harts, so park this hart */ - wfi - j .Lsecondary_park END(_start) #ifdef CONFIG_RISCV_M_MODE @@ -251,7 +248,7 @@ ENTRY(reset_regs) #ifdef CONFIG_FPU csrr t0, CSR_MISA andi t0, t0, (COMPAT_HWCAP_ISA_F | COMPAT_HWCAP_ISA_D) - bnez t0, .Lreset_regs_done + beqz t0, .Lreset_regs_done li t1, SR_FS csrs CSR_STATUS, t1 @@ -295,6 +292,13 @@ ENTRY(reset_regs) END(reset_regs) #endif /* CONFIG_RISCV_M_MODE */ +.section ".text", "ax",@progbits +.align 2 +.Lsecondary_park: + /* We lack SMP support or have too many harts, so park this hart */ + wfi + j .Lsecondary_park + __PAGE_ALIGNED_BSS /* Empty zero page */ .balign PAGE_SIZE diff --git a/arch/riscv/kernel/process.c b/arch/riscv/kernel/process.c index 95a3031e5c7c..817cf7b0974c 100644 --- a/arch/riscv/kernel/process.c +++ b/arch/riscv/kernel/process.c @@ -99,8 +99,8 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src) return 0; } -int copy_thread(unsigned long clone_flags, unsigned long usp, - unsigned long arg, struct task_struct *p) +int copy_thread_tls(unsigned long clone_flags, unsigned long usp, + unsigned long arg, struct task_struct *p, unsigned long tls) { struct pt_regs *childregs = task_pt_regs(p); @@ -121,7 +121,7 @@ int copy_thread(unsigned long clone_flags, unsigned long usp, if (usp) /* User fork */ childregs->sp = usp; if (clone_flags & CLONE_SETTLS) - childregs->tp = childregs->a5; + childregs->tp = tls; childregs->a0 = 0; /* Return value of fork() */ p->thread.ra = (unsigned long)ret_from_fork; } diff --git a/arch/riscv/kernel/vdso/Makefile b/arch/riscv/kernel/vdso/Makefile index 49a5852fd07d..33b16f4212f7 100644 --- a/arch/riscv/kernel/vdso/Makefile +++ b/arch/riscv/kernel/vdso/Makefile @@ -58,7 +58,8 @@ quiet_cmd_vdsold = VDSOLD $@ cmd_vdsold = $(CC) $(KBUILD_CFLAGS) $(call cc-option, -no-pie) -nostdlib -nostartfiles $(SYSCFLAGS_$(@F)) \ -Wl,-T,$(filter-out FORCE,$^) -o $@.tmp && \ $(CROSS_COMPILE)objcopy \ - $(patsubst %, -G __vdso_%, $(vdso-syms)) $@.tmp $@ + $(patsubst %, -G __vdso_%, $(vdso-syms)) $@.tmp $@ && \ + rm $@.tmp # install commands for the unstripped file quiet_cmd_vdso_install = INSTALL $@ diff --git a/arch/riscv/lib/tishift.S b/arch/riscv/lib/tishift.S index 15f9d54c7db6..ef90075c4b0a 100644 --- a/arch/riscv/lib/tishift.S +++ b/arch/riscv/lib/tishift.S @@ -4,34 +4,73 @@ */ #include <linux/linkage.h> +#include <asm-generic/export.h> -ENTRY(__lshrti3) +SYM_FUNC_START(__lshrti3) beqz a2, .L1 li a5,64 sub a5,a5,a2 - addi sp,sp,-16 sext.w a4,a5 blez a5, .L2 sext.w a2,a2 - sll a4,a1,a4 srl a0,a0,a2 - srl a1,a1,a2 + sll a4,a1,a4 + srl a2,a1,a2 or a0,a0,a4 - sd a1,8(sp) - sd a0,0(sp) - ld a0,0(sp) - ld a1,8(sp) - addi sp,sp,16 - ret + mv a1,a2 .L1: ret .L2: - negw a4,a4 - srl a1,a1,a4 - sd a1,0(sp) - sd zero,8(sp) - ld a0,0(sp) - ld a1,8(sp) - addi sp,sp,16 + negw a0,a4 + li a2,0 + srl a0,a1,a0 + mv a1,a2 + ret +SYM_FUNC_END(__lshrti3) +EXPORT_SYMBOL(__lshrti3) + +SYM_FUNC_START(__ashrti3) + beqz a2, .L3 + li a5,64 + sub a5,a5,a2 + sext.w a4,a5 + blez a5, .L4 + sext.w a2,a2 + srl a0,a0,a2 + sll a4,a1,a4 + sra a2,a1,a2 + or a0,a0,a4 + mv a1,a2 +.L3: + ret +.L4: + negw a0,a4 + srai a2,a1,0x3f + sra a0,a1,a0 + mv a1,a2 + ret +SYM_FUNC_END(__ashrti3) +EXPORT_SYMBOL(__ashrti3) + +SYM_FUNC_START(__ashlti3) + beqz a2, .L5 + li a5,64 + sub a5,a5,a2 + sext.w a4,a5 + blez a5, .L6 + sext.w a2,a2 + sll a1,a1,a2 + srl a4,a0,a4 + sll a2,a0,a2 + or a1,a1,a4 + mv a0,a2 +.L5: + ret +.L6: + negw a1,a4 + li a2,0 + sll a1,a0,a1 + mv a0,a2 ret -ENDPROC(__lshrti3) +SYM_FUNC_END(__ashlti3) +EXPORT_SYMBOL(__ashlti3) diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 9cbf490fd162..d5fbd754f41a 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -1052,7 +1052,7 @@ static void __init log_component_list(void) if (!early_ipl_comp_list_addr) return; - if (ipl_block.hdr.flags & IPL_PL_FLAG_IPLSR) + if (ipl_block.hdr.flags & IPL_PL_FLAG_SIPL) pr_info("Linux is running with Secure-IPL enabled\n"); else pr_info("Linux is running with Secure-IPL disabled\n"); diff --git a/arch/um/Kconfig b/arch/um/Kconfig index 2a6d04fcb3e9..6f0edd0c0220 100644 --- a/arch/um/Kconfig +++ b/arch/um/Kconfig @@ -14,6 +14,7 @@ config UML select HAVE_FUTEX_CMPXCHG if FUTEX select HAVE_DEBUG_KMEMLEAK select HAVE_DEBUG_BUGVERBOSE + select HAVE_COPY_THREAD_TLS select GENERIC_IRQ_SHOW select GENERIC_CPU_DEVICES select GENERIC_CLOCKEVENTS diff --git a/arch/um/include/asm/ptrace-generic.h b/arch/um/include/asm/ptrace-generic.h index 81c647ef9c6c..adf91ef553ae 100644 --- a/arch/um/include/asm/ptrace-generic.h +++ b/arch/um/include/asm/ptrace-generic.h @@ -36,7 +36,7 @@ extern long subarch_ptrace(struct task_struct *child, long request, extern unsigned long getreg(struct task_struct *child, int regno); extern int putreg(struct task_struct *child, int regno, unsigned long value); -extern int arch_copy_tls(struct task_struct *new); +extern int arch_set_tls(struct task_struct *new, unsigned long tls); extern void clear_flushed_tls(struct task_struct *task); extern int syscall_trace_enter(struct pt_regs *regs); extern void syscall_trace_leave(struct pt_regs *regs); diff --git a/arch/um/kernel/process.c b/arch/um/kernel/process.c index 263a8f069133..17045e7211bf 100644 --- a/arch/um/kernel/process.c +++ b/arch/um/kernel/process.c @@ -153,8 +153,8 @@ void fork_handler(void) userspace(¤t->thread.regs.regs, current_thread_info()->aux_fp_regs); } -int copy_thread(unsigned long clone_flags, unsigned long sp, - unsigned long arg, struct task_struct * p) +int copy_thread_tls(unsigned long clone_flags, unsigned long sp, + unsigned long arg, struct task_struct * p, unsigned long tls) { void (*handler)(void); int kthread = current->flags & PF_KTHREAD; @@ -188,7 +188,7 @@ int copy_thread(unsigned long clone_flags, unsigned long sp, * Set a new TLS for the child thread? */ if (clone_flags & CLONE_SETTLS) - ret = arch_copy_tls(p); + ret = arch_set_tls(p, tls); } return ret; diff --git a/arch/x86/boot/compressed/head_64.S b/arch/x86/boot/compressed/head_64.S index 58a512e33d8d..ee60b81944a7 100644 --- a/arch/x86/boot/compressed/head_64.S +++ b/arch/x86/boot/compressed/head_64.S @@ -244,6 +244,11 @@ SYM_FUNC_START(efi32_stub_entry) leal efi32_config(%ebp), %eax movl %eax, efi_config(%ebp) + /* Disable paging */ + movl %cr0, %eax + btrl $X86_CR0_PG_BIT, %eax + movl %eax, %cr0 + jmp startup_32 SYM_FUNC_END(efi32_stub_entry) #endif diff --git a/arch/x86/events/intel/uncore_snb.c b/arch/x86/events/intel/uncore_snb.c index dbaa1b088a30..c37cb12d0ef6 100644 --- a/arch/x86/events/intel/uncore_snb.c +++ b/arch/x86/events/intel/uncore_snb.c @@ -15,6 +15,7 @@ #define PCI_DEVICE_ID_INTEL_SKL_HQ_IMC 0x1910 #define PCI_DEVICE_ID_INTEL_SKL_SD_IMC 0x190f #define PCI_DEVICE_ID_INTEL_SKL_SQ_IMC 0x191f +#define PCI_DEVICE_ID_INTEL_SKL_E3_IMC 0x1918 #define PCI_DEVICE_ID_INTEL_KBL_Y_IMC 0x590c #define PCI_DEVICE_ID_INTEL_KBL_U_IMC 0x5904 #define PCI_DEVICE_ID_INTEL_KBL_UQ_IMC 0x5914 @@ -658,6 +659,10 @@ static const struct pci_device_id skl_uncore_pci_ids[] = { .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0), }, { /* IMC */ + PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_SKL_E3_IMC), + .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0), + }, + { /* IMC */ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_KBL_Y_IMC), .driver_data = UNCORE_PCI_DEV_DATA(SNB_PCI_UNCORE_IMC, 0), }, @@ -826,6 +831,7 @@ static const struct imc_uncore_pci_dev desktop_imc_pci_ids[] = { IMC_DEV(SKL_HQ_IMC, &skl_uncore_pci_driver), /* 6th Gen Core H Quad Core */ IMC_DEV(SKL_SD_IMC, &skl_uncore_pci_driver), /* 6th Gen Core S Dual Core */ IMC_DEV(SKL_SQ_IMC, &skl_uncore_pci_driver), /* 6th Gen Core S Quad Core */ + IMC_DEV(SKL_E3_IMC, &skl_uncore_pci_driver), /* Xeon E3 V5 Gen Core processor */ IMC_DEV(KBL_Y_IMC, &skl_uncore_pci_driver), /* 7th Gen Core Y */ IMC_DEV(KBL_U_IMC, &skl_uncore_pci_driver), /* 7th Gen Core U */ IMC_DEV(KBL_UQ_IMC, &skl_uncore_pci_driver), /* 7th Gen Core U Quad Core */ diff --git a/arch/x86/events/intel/uncore_snbep.c b/arch/x86/events/intel/uncore_snbep.c index b10a5ec79e48..ad20220af303 100644 --- a/arch/x86/events/intel/uncore_snbep.c +++ b/arch/x86/events/intel/uncore_snbep.c @@ -369,11 +369,6 @@ #define SNR_M2M_PCI_PMON_BOX_CTL 0x438 #define SNR_M2M_PCI_PMON_UMASK_EXT 0xff -/* SNR PCIE3 */ -#define SNR_PCIE3_PCI_PMON_CTL0 0x508 -#define SNR_PCIE3_PCI_PMON_CTR0 0x4e8 -#define SNR_PCIE3_PCI_PMON_BOX_CTL 0x4e4 - /* SNR IMC */ #define SNR_IMC_MMIO_PMON_FIXED_CTL 0x54 #define SNR_IMC_MMIO_PMON_FIXED_CTR 0x38 @@ -4328,27 +4323,12 @@ static struct intel_uncore_type snr_uncore_m2m = { .format_group = &snr_m2m_uncore_format_group, }; -static struct intel_uncore_type snr_uncore_pcie3 = { - .name = "pcie3", - .num_counters = 4, - .num_boxes = 1, - .perf_ctr_bits = 48, - .perf_ctr = SNR_PCIE3_PCI_PMON_CTR0, - .event_ctl = SNR_PCIE3_PCI_PMON_CTL0, - .event_mask = SNBEP_PMON_RAW_EVENT_MASK, - .box_ctl = SNR_PCIE3_PCI_PMON_BOX_CTL, - .ops = &ivbep_uncore_pci_ops, - .format_group = &ivbep_uncore_format_group, -}; - enum { SNR_PCI_UNCORE_M2M, - SNR_PCI_UNCORE_PCIE3, }; static struct intel_uncore_type *snr_pci_uncores[] = { [SNR_PCI_UNCORE_M2M] = &snr_uncore_m2m, - [SNR_PCI_UNCORE_PCIE3] = &snr_uncore_pcie3, NULL, }; @@ -4357,10 +4337,6 @@ static const struct pci_device_id snr_uncore_pci_ids[] = { PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x344a), .driver_data = UNCORE_PCI_DEV_FULL_DATA(12, 0, SNR_PCI_UNCORE_M2M, 0), }, - { /* PCIe3 */ - PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x334a), - .driver_data = UNCORE_PCI_DEV_FULL_DATA(4, 0, SNR_PCI_UNCORE_PCIE3, 0), - }, { /* end: all zeroes */ } }; @@ -4536,6 +4512,7 @@ static struct uncore_event_desc snr_uncore_imc_freerunning_events[] = { INTEL_UNCORE_EVENT_DESC(write, "event=0xff,umask=0x21"), INTEL_UNCORE_EVENT_DESC(write.scale, "3.814697266e-6"), INTEL_UNCORE_EVENT_DESC(write.unit, "MiB"), + { /* end: all zeroes */ }, }; static struct intel_uncore_ops snr_uncore_imc_freerunning_ops = { diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index 90f75e515876..62c30279be77 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -615,9 +615,9 @@ static void early_detect_mem_encrypt(struct cpuinfo_x86 *c) return; clear_all: - clear_cpu_cap(c, X86_FEATURE_SME); + setup_clear_cpu_cap(X86_FEATURE_SME); clear_sev: - clear_cpu_cap(c, X86_FEATURE_SEV); + setup_clear_cpu_cap(X86_FEATURE_SEV); } } diff --git a/arch/x86/kernel/cpu/mce/therm_throt.c b/arch/x86/kernel/cpu/mce/therm_throt.c index b38010b541d6..6c3e1c92f183 100644 --- a/arch/x86/kernel/cpu/mce/therm_throt.c +++ b/arch/x86/kernel/cpu/mce/therm_throt.c @@ -467,6 +467,7 @@ static int thermal_throttle_online(unsigned int cpu) { struct thermal_state *state = &per_cpu(thermal_state, cpu); struct device *dev = get_cpu_device(cpu); + u32 l; state->package_throttle.level = PACKAGE_LEVEL; state->core_throttle.level = CORE_LEVEL; @@ -474,6 +475,10 @@ static int thermal_throttle_online(unsigned int cpu) INIT_DELAYED_WORK(&state->package_throttle.therm_work, throttle_active_work); INIT_DELAYED_WORK(&state->core_throttle.therm_work, throttle_active_work); + /* Unmask the thermal vector after the above workqueues are initialized. */ + l = apic_read(APIC_LVTTHMR); + apic_write(APIC_LVTTHMR, l & ~APIC_LVT_MASKED); + return thermal_throttle_add_dev(dev, cpu); } @@ -722,10 +727,6 @@ void intel_init_thermal(struct cpuinfo_x86 *c) rdmsr(MSR_IA32_MISC_ENABLE, l, h); wrmsr(MSR_IA32_MISC_ENABLE, l | MSR_IA32_MISC_ENABLE_TM1, h); - /* Unmask the thermal vector: */ - l = apic_read(APIC_LVTTHMR); - apic_write(APIC_LVTTHMR, l & ~APIC_LVT_MASKED); - pr_info_once("CPU0: Thermal monitoring enabled (%s)\n", tm2 ? "TM2" : "TM1"); diff --git a/arch/x86/kernel/cpu/resctrl/core.c b/arch/x86/kernel/cpu/resctrl/core.c index 03eb90d00af0..89049b343c7a 100644 --- a/arch/x86/kernel/cpu/resctrl/core.c +++ b/arch/x86/kernel/cpu/resctrl/core.c @@ -618,7 +618,7 @@ static void domain_remove_cpu(int cpu, struct rdt_resource *r) if (static_branch_unlikely(&rdt_mon_enable_key)) rmdir_mondata_subdir_allrdtgrp(r, d->id); list_del(&d->list); - if (is_mbm_enabled()) + if (r->mon_capable && is_mbm_enabled()) cancel_delayed_work(&d->mbm_over); if (is_llc_occupancy_enabled() && has_busy_rmid(r, d)) { /* diff --git a/arch/x86/kernel/cpu/resctrl/rdtgroup.c b/arch/x86/kernel/cpu/resctrl/rdtgroup.c index 2e3b06d6bbc6..dac7209a0708 100644 --- a/arch/x86/kernel/cpu/resctrl/rdtgroup.c +++ b/arch/x86/kernel/cpu/resctrl/rdtgroup.c @@ -1741,9 +1741,6 @@ static int set_cache_qos_cfg(int level, bool enable) struct rdt_domain *d; int cpu; - if (!zalloc_cpumask_var(&cpu_mask, GFP_KERNEL)) - return -ENOMEM; - if (level == RDT_RESOURCE_L3) update = l3_qos_cfg_update; else if (level == RDT_RESOURCE_L2) @@ -1751,6 +1748,9 @@ static int set_cache_qos_cfg(int level, bool enable) else return -EINVAL; + if (!zalloc_cpumask_var(&cpu_mask, GFP_KERNEL)) + return -ENOMEM; + r_l = &rdt_resources_all[level]; list_for_each_entry(d, &r_l->domains, list) { /* Pick one CPU from each domain instance to update MSR */ diff --git a/arch/x86/um/tls_32.c b/arch/x86/um/tls_32.c index 5bd949da7a4a..ac8eee093f9c 100644 --- a/arch/x86/um/tls_32.c +++ b/arch/x86/um/tls_32.c @@ -215,14 +215,12 @@ static int set_tls_entry(struct task_struct* task, struct user_desc *info, return 0; } -int arch_copy_tls(struct task_struct *new) +int arch_set_tls(struct task_struct *new, unsigned long tls) { struct user_desc info; int idx, ret = -EFAULT; - if (copy_from_user(&info, - (void __user *) UPT_SI(&new->thread.regs.regs), - sizeof(info))) + if (copy_from_user(&info, (void __user *) tls, sizeof(info))) goto out; ret = -EINVAL; diff --git a/arch/x86/um/tls_64.c b/arch/x86/um/tls_64.c index 3a621e0d3925..ebd3855d9b13 100644 --- a/arch/x86/um/tls_64.c +++ b/arch/x86/um/tls_64.c @@ -6,14 +6,13 @@ void clear_flushed_tls(struct task_struct *task) { } -int arch_copy_tls(struct task_struct *t) +int arch_set_tls(struct task_struct *t, unsigned long tls) { /* * If CLONE_SETTLS is set, we need to save the thread id - * (which is argument 5, child_tid, of clone) so it can be set - * during context switches. + * so it can be set during context switches. */ - t->thread.arch.fs = t->thread.regs.regs.gp[R8 / sizeof(long)]; + t->thread.arch.fs = tls; return 0; } diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig index 4a3fa295d8fe..296c5324dace 100644 --- a/arch/xtensa/Kconfig +++ b/arch/xtensa/Kconfig @@ -24,6 +24,7 @@ config XTENSA select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL select HAVE_ARCH_KASAN if MMU && !XIP_KERNEL select HAVE_ARCH_TRACEHOOK + select HAVE_COPY_THREAD_TLS select HAVE_DEBUG_KMEMLEAK select HAVE_DMA_CONTIGUOUS select HAVE_EXIT_THREAD diff --git a/arch/xtensa/kernel/process.c b/arch/xtensa/kernel/process.c index 9e1c49134c07..3edecc41ef8c 100644 --- a/arch/xtensa/kernel/process.c +++ b/arch/xtensa/kernel/process.c @@ -202,8 +202,9 @@ int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src) * involved. Much simpler to just not copy those live frames across. */ -int copy_thread(unsigned long clone_flags, unsigned long usp_thread_fn, - unsigned long thread_fn_arg, struct task_struct *p) +int copy_thread_tls(unsigned long clone_flags, unsigned long usp_thread_fn, + unsigned long thread_fn_arg, struct task_struct *p, + unsigned long tls) { struct pt_regs *childregs = task_pt_regs(p); @@ -266,9 +267,8 @@ int copy_thread(unsigned long clone_flags, unsigned long usp_thread_fn, childregs->syscall = regs->syscall; - /* The thread pointer is passed in the '4th argument' (= a5) */ if (clone_flags & CLONE_SETTLS) - childregs->threadptr = childregs->areg[5]; + childregs->threadptr = tls; } else { p->thread.ra = MAKE_RA_FOR_CALL( (unsigned long)ret_from_kernel_thread, 1); |
