diff options
Diffstat (limited to 'arch')
64 files changed, 482 insertions, 375 deletions
diff --git a/arch/arm/boot/dts/arm-realview-eb.dtsi b/arch/arm/boot/dts/arm-realview-eb.dtsi index 2dfb32bf9d48..fbb2258b451f 100644 --- a/arch/arm/boot/dts/arm-realview-eb.dtsi +++ b/arch/arm/boot/dts/arm-realview-eb.dtsi @@ -399,7 +399,7 @@ compatible = "arm,pl022", "arm,primecell"; reg = <0x1000d000 0x1000>; clocks = <&sspclk>, <&pclk>; - clock-names = "SSPCLK", "apb_pclk"; + clock-names = "sspclk", "apb_pclk"; }; wdog: watchdog@10010000 { diff --git a/arch/arm/boot/dts/arm-realview-pb1176.dts b/arch/arm/boot/dts/arm-realview-pb1176.dts index 06b8723b09eb..efed325af88d 100644 --- a/arch/arm/boot/dts/arm-realview-pb1176.dts +++ b/arch/arm/boot/dts/arm-realview-pb1176.dts @@ -410,7 +410,7 @@ interrupt-parent = <&intc_dc1176>; interrupts = <0 17 IRQ_TYPE_LEVEL_HIGH>; clocks = <&sspclk>, <&pclk>; - clock-names = "SSPCLK", "apb_pclk"; + clock-names = "sspclk", "apb_pclk"; }; pb1176_serial0: serial@1010c000 { diff --git a/arch/arm/boot/dts/arm-realview-pb11mp.dts b/arch/arm/boot/dts/arm-realview-pb11mp.dts index 295aef448123..89103d54ecc1 100644 --- a/arch/arm/boot/dts/arm-realview-pb11mp.dts +++ b/arch/arm/boot/dts/arm-realview-pb11mp.dts @@ -555,7 +555,7 @@ interrupt-parent = <&intc_pb11mp>; interrupts = <0 11 IRQ_TYPE_LEVEL_HIGH>; clocks = <&sspclk>, <&pclk>; - clock-names = "SSPCLK", "apb_pclk"; + clock-names = "sspclk", "apb_pclk"; }; watchdog@1000f000 { diff --git a/arch/arm/boot/dts/arm-realview-pbx.dtsi b/arch/arm/boot/dts/arm-realview-pbx.dtsi index 6f61f968d689..ec1507c5147c 100644 --- a/arch/arm/boot/dts/arm-realview-pbx.dtsi +++ b/arch/arm/boot/dts/arm-realview-pbx.dtsi @@ -390,7 +390,7 @@ compatible = "arm,pl022", "arm,primecell"; reg = <0x1000d000 0x1000>; clocks = <&sspclk>, <&pclk>; - clock-names = "SSPCLK", "apb_pclk"; + clock-names = "sspclk", "apb_pclk"; }; wdog0: watchdog@1000f000 { diff --git a/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi b/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi index 76b2025c67b4..83bcf9fe0152 100644 --- a/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi +++ b/arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi @@ -76,8 +76,8 @@ regulators { vdd_3v3: VDD_IO { regulator-name = "VDD_IO"; - regulator-min-microvolt = <1200000>; - regulator-max-microvolt = <3700000>; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; regulator-always-on; @@ -95,8 +95,8 @@ vddio_ddr: VDD_DDR { regulator-name = "VDD_DDR"; - regulator-min-microvolt = <600000>; - regulator-max-microvolt = <1850000>; + regulator-min-microvolt = <1200000>; + regulator-max-microvolt = <1200000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; regulator-always-on; @@ -118,8 +118,8 @@ vdd_core: VDD_CORE { regulator-name = "VDD_CORE"; - regulator-min-microvolt = <600000>; - regulator-max-microvolt = <1850000>; + regulator-min-microvolt = <1250000>; + regulator-max-microvolt = <1250000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; regulator-always-on; @@ -160,8 +160,8 @@ LDO1 { regulator-name = "LDO1"; - regulator-min-microvolt = <1200000>; - regulator-max-microvolt = <3700000>; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; regulator-always-on; regulator-state-standby { @@ -175,9 +175,8 @@ LDO2 { regulator-name = "LDO2"; - regulator-min-microvolt = <1200000>; - regulator-max-microvolt = <3700000>; - regulator-always-on; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; regulator-state-standby { regulator-on-in-suspend; diff --git a/arch/arm/boot/dts/at91-sama5d2_icp.dts b/arch/arm/boot/dts/at91-sama5d2_icp.dts index 6865be8d7787..dd1dec9d4e07 100644 --- a/arch/arm/boot/dts/at91-sama5d2_icp.dts +++ b/arch/arm/boot/dts/at91-sama5d2_icp.dts @@ -196,8 +196,8 @@ regulators { vdd_io_reg: VDD_IO { regulator-name = "VDD_IO"; - regulator-min-microvolt = <1200000>; - regulator-max-microvolt = <3700000>; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; regulator-always-on; @@ -215,8 +215,8 @@ VDD_DDR { regulator-name = "VDD_DDR"; - regulator-min-microvolt = <600000>; - regulator-max-microvolt = <1850000>; + regulator-min-microvolt = <1350000>; + regulator-max-microvolt = <1350000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; regulator-always-on; @@ -234,8 +234,8 @@ VDD_CORE { regulator-name = "VDD_CORE"; - regulator-min-microvolt = <600000>; - regulator-max-microvolt = <1850000>; + regulator-min-microvolt = <1250000>; + regulator-max-microvolt = <1250000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; regulator-always-on; @@ -257,7 +257,6 @@ regulator-max-microvolt = <1850000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; - regulator-always-on; regulator-state-standby { regulator-on-in-suspend; @@ -272,8 +271,8 @@ LDO1 { regulator-name = "LDO1"; - regulator-min-microvolt = <1200000>; - regulator-max-microvolt = <3700000>; + regulator-min-microvolt = <2500000>; + regulator-max-microvolt = <2500000>; regulator-always-on; regulator-state-standby { @@ -287,8 +286,8 @@ LDO2 { regulator-name = "LDO2"; - regulator-min-microvolt = <1200000>; - regulator-max-microvolt = <3700000>; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; regulator-always-on; regulator-state-standby { diff --git a/arch/arm/boot/dts/at91-sama7g5ek.dts b/arch/arm/boot/dts/at91-sama7g5ek.dts index de44da2e4aae..3b25c67795dd 100644 --- a/arch/arm/boot/dts/at91-sama7g5ek.dts +++ b/arch/arm/boot/dts/at91-sama7g5ek.dts @@ -244,8 +244,8 @@ regulators { vdd_3v3: VDD_IO { regulator-name = "VDD_IO"; - regulator-min-microvolt = <1200000>; - regulator-max-microvolt = <3700000>; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; regulator-always-on; @@ -264,8 +264,8 @@ vddioddr: VDD_DDR { regulator-name = "VDD_DDR"; - regulator-min-microvolt = <1300000>; - regulator-max-microvolt = <1450000>; + regulator-min-microvolt = <1350000>; + regulator-max-microvolt = <1350000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; regulator-always-on; @@ -285,8 +285,8 @@ vddcore: VDD_CORE { regulator-name = "VDD_CORE"; - regulator-min-microvolt = <1100000>; - regulator-max-microvolt = <1850000>; + regulator-min-microvolt = <1150000>; + regulator-max-microvolt = <1150000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; regulator-always-on; @@ -306,7 +306,7 @@ vddcpu: VDD_OTHER { regulator-name = "VDD_OTHER"; regulator-min-microvolt = <1050000>; - regulator-max-microvolt = <1850000>; + regulator-max-microvolt = <1250000>; regulator-initial-mode = <2>; regulator-allowed-modes = <2>, <4>; regulator-ramp-delay = <3125>; @@ -326,8 +326,8 @@ vldo1: LDO1 { regulator-name = "LDO1"; - regulator-min-microvolt = <1200000>; - regulator-max-microvolt = <3700000>; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; regulator-always-on; regulator-state-standby { diff --git a/arch/arm/boot/dts/bcm63178.dtsi b/arch/arm/boot/dts/bcm63178.dtsi index 5463443f0762..cbd094dde6d0 100644 --- a/arch/arm/boot/dts/bcm63178.dtsi +++ b/arch/arm/boot/dts/bcm63178.dtsi @@ -32,6 +32,7 @@ next-level-cache = <&L2_0>; enable-method = "psci"; }; + CA7_2: cpu@2 { device_type = "cpu"; compatible = "arm,cortex-a7"; @@ -39,6 +40,7 @@ next-level-cache = <&L2_0>; enable-method = "psci"; }; + L2_0: l2-cache0 { compatible = "cache"; }; @@ -46,10 +48,10 @@ timer { compatible = "arm,armv7-timer"; - interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, - <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, - <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, - <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; + interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(3) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(3) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(3) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(3) | IRQ_TYPE_LEVEL_LOW)>; arm,cpu-registers-not-fw-configured; }; @@ -80,23 +82,23 @@ psci { compatible = "arm,psci-0.2"; method = "smc"; - cpu_off = <1>; - cpu_on = <2>; }; axi@81000000 { compatible = "simple-bus"; #address-cells = <1>; #size-cells = <1>; - ranges = <0 0x81000000 0x4000>; + ranges = <0 0x81000000 0x8000>; gic: interrupt-controller@1000 { compatible = "arm,cortex-a7-gic"; #interrupt-cells = <3>; - #address-cells = <0>; interrupt-controller; + interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(3) | IRQ_TYPE_LEVEL_HIGH)>; reg = <0x1000 0x1000>, - <0x2000 0x2000>; + <0x2000 0x2000>, + <0x4000 0x2000>, + <0x6000 0x2000>; }; }; diff --git a/arch/arm/boot/dts/bcm6846.dtsi b/arch/arm/boot/dts/bcm6846.dtsi index e610c102498f..8aa47a2583b2 100644 --- a/arch/arm/boot/dts/bcm6846.dtsi +++ b/arch/arm/boot/dts/bcm6846.dtsi @@ -40,10 +40,10 @@ timer { compatible = "arm,armv7-timer"; - interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, - <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, - <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, - <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; + interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>; arm,cpu-registers-not-fw-configured; }; @@ -65,23 +65,23 @@ psci { compatible = "arm,psci-0.2"; method = "smc"; - cpu_off = <1>; - cpu_on = <2>; }; axi@81000000 { compatible = "simple-bus"; #address-cells = <1>; #size-cells = <1>; - ranges = <0 0x81000000 0x4000>; + ranges = <0 0x81000000 0x8000>; gic: interrupt-controller@1000 { compatible = "arm,cortex-a7-gic"; #interrupt-cells = <3>; - #address-cells = <0>; interrupt-controller; + interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_HIGH)>; reg = <0x1000 0x1000>, - <0x2000 0x2000>; + <0x2000 0x2000>, + <0x4000 0x2000>, + <0x6000 0x2000>; }; }; diff --git a/arch/arm/boot/dts/bcm6878.dtsi b/arch/arm/boot/dts/bcm6878.dtsi index a7dff596fe1e..1e8b5fa96c25 100644 --- a/arch/arm/boot/dts/bcm6878.dtsi +++ b/arch/arm/boot/dts/bcm6878.dtsi @@ -32,6 +32,7 @@ next-level-cache = <&L2_0>; enable-method = "psci"; }; + L2_0: l2-cache0 { compatible = "cache"; }; @@ -39,10 +40,10 @@ timer { compatible = "arm,armv7-timer"; - interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, - <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, - <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>, - <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>; + interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>, + <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>; arm,cpu-registers-not-fw-configured; }; diff --git a/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi b/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi index 095c9143d99a..6b791d515e29 100644 --- a/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi +++ b/arch/arm/boot/dts/imx6qdl-kontron-samx6i.dtsi @@ -51,16 +51,6 @@ vin-supply = <®_3p3v_s5>; }; - reg_3p3v_s0: regulator-3p3v-s0 { - compatible = "regulator-fixed"; - regulator-name = "V_3V3_S0"; - regulator-min-microvolt = <3300000>; - regulator-max-microvolt = <3300000>; - regulator-always-on; - regulator-boot-on; - vin-supply = <®_3p3v_s5>; - }; - reg_3p3v_s5: regulator-3p3v-s5 { compatible = "regulator-fixed"; regulator-name = "V_3V3_S5"; @@ -259,7 +249,7 @@ /* default boot source: workaround #1 for errata ERR006282 */ smarc_flash: flash@0 { - compatible = "winbond,w25q16dw", "jedec,spi-nor"; + compatible = "jedec,spi-nor"; reg = <0>; spi-max-frequency = <20000000>; }; diff --git a/arch/arm/boot/dts/imx6qdl-vicut1.dtsi b/arch/arm/boot/dts/imx6qdl-vicut1.dtsi index a1676b5d2980..c5a98b0110dd 100644 --- a/arch/arm/boot/dts/imx6qdl-vicut1.dtsi +++ b/arch/arm/boot/dts/imx6qdl-vicut1.dtsi @@ -28,7 +28,7 @@ enable-gpios = <&gpio4 28 GPIO_ACTIVE_HIGH>; }; - backlight_led: backlight_led { + backlight_led: backlight-led { compatible = "pwm-backlight"; pwms = <&pwm3 0 5000000 0>; brightness-levels = <0 16 64 255>; diff --git a/arch/arm/boot/dts/integratorap-im-pd1.dts b/arch/arm/boot/dts/integratorap-im-pd1.dts index d47bfb66d069..4c22e4436271 100644 --- a/arch/arm/boot/dts/integratorap-im-pd1.dts +++ b/arch/arm/boot/dts/integratorap-im-pd1.dts @@ -178,12 +178,12 @@ clock-names = "uartclk", "apb_pclk"; }; - ssp@300000 { + spi@300000 { compatible = "arm,pl022", "arm,primecell"; reg = <0x00300000 0x1000>; interrupts-extended = <&impd1_vic 3>; clocks = <&impd1_sspclk>, <&sysclk>; - clock-names = "spiclk", "apb_pclk"; + clock-names = "sspclk", "apb_pclk"; }; impd1_gpio0: gpio@400000 { diff --git a/arch/arm/boot/dts/versatile-ab.dts b/arch/arm/boot/dts/versatile-ab.dts index 79f7cc241282..a520615f4d8d 100644 --- a/arch/arm/boot/dts/versatile-ab.dts +++ b/arch/arm/boot/dts/versatile-ab.dts @@ -391,7 +391,7 @@ reg = <0x101f4000 0x1000>; interrupts = <11>; clocks = <&xtal24mhz>, <&pclk>; - clock-names = "SSPCLK", "apb_pclk"; + clock-names = "sspclk", "apb_pclk"; }; fpga { diff --git a/arch/arm/configs/at91_dt_defconfig b/arch/arm/configs/at91_dt_defconfig index da90ce9cd42e..e185eee18856 100644 --- a/arch/arm/configs/at91_dt_defconfig +++ b/arch/arm/configs/at91_dt_defconfig @@ -196,7 +196,6 @@ CONFIG_RTC_DRV_AT91SAM9=y CONFIG_DMADEVICES=y CONFIG_AT_HDMAC=y CONFIG_AT_XDMAC=y -CONFIG_MICROCHIP_PIT64B=y # CONFIG_IOMMU_SUPPORT is not set CONFIG_IIO=y CONFIG_AT91_ADC=y diff --git a/arch/arm/configs/sama7_defconfig b/arch/arm/configs/sama7_defconfig index 0384030d8b25..b2311f004618 100644 --- a/arch/arm/configs/sama7_defconfig +++ b/arch/arm/configs/sama7_defconfig @@ -188,7 +188,6 @@ CONFIG_RTC_DRV_AT91SAM9=y CONFIG_DMADEVICES=y CONFIG_AT_XDMAC=y CONFIG_STAGING=y -CONFIG_MICROCHIP_PIT64B=y # CONFIG_IOMMU_SUPPORT is not set CONFIG_IIO=y CONFIG_IIO_SW_TRIGGER=y diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c index df6d673e83d5..f4501dea98b0 100644 --- a/arch/arm/mach-at91/pm.c +++ b/arch/arm/mach-at91/pm.c @@ -541,10 +541,42 @@ extern u32 at91_pm_suspend_in_sram_sz; static int at91_suspend_finish(unsigned long val) { + unsigned char modified_gray_code[] = { + 0x00, 0x01, 0x02, 0x03, 0x06, 0x07, 0x04, 0x05, 0x0c, 0x0d, + 0x0e, 0x0f, 0x0a, 0x0b, 0x08, 0x09, 0x18, 0x19, 0x1a, 0x1b, + 0x1e, 0x1f, 0x1c, 0x1d, 0x14, 0x15, 0x16, 0x17, 0x12, 0x13, + 0x10, 0x11, + }; + unsigned int tmp, index; int i; if (soc_pm.data.mode == AT91_PM_BACKUP && soc_pm.data.ramc_phy) { /* + * Bootloader will perform DDR recalibration and will try to + * restore the ZQ0SR0 with the value saved here. But the + * calibration is buggy and restoring some values from ZQ0SR0 + * is forbidden and risky thus we need to provide processed + * values for these (modified gray code values). + */ + tmp = readl(soc_pm.data.ramc_phy + DDR3PHY_ZQ0SR0); + + /* Store pull-down output impedance select. */ + index = (tmp >> DDR3PHY_ZQ0SR0_PDO_OFF) & 0x1f; + soc_pm.bu->ddr_phy_calibration[0] = modified_gray_code[index]; + + /* Store pull-up output impedance select. */ + index = (tmp >> DDR3PHY_ZQ0SR0_PUO_OFF) & 0x1f; + soc_pm.bu->ddr_phy_calibration[0] |= modified_gray_code[index]; + + /* Store pull-down on-die termination impedance select. */ + index = (tmp >> DDR3PHY_ZQ0SR0_PDODT_OFF) & 0x1f; + soc_pm.bu->ddr_phy_calibration[0] |= modified_gray_code[index]; + + /* Store pull-up on-die termination impedance select. */ + index = (tmp >> DDR3PHY_ZQ0SRO_PUODT_OFF) & 0x1f; + soc_pm.bu->ddr_phy_calibration[0] |= modified_gray_code[index]; + + /* * The 1st 8 words of memory might get corrupted in the process * of DDR PHY recalibration; it is saved here in securam and it * will be restored later, after recalibration, by bootloader @@ -1066,10 +1098,6 @@ static int __init at91_pm_backup_init(void) of_scan_flat_dt(at91_pm_backup_scan_memcs, &located); if (!located) goto securam_fail; - - /* DDR3PHY_ZQ0SR0 */ - soc_pm.bu->ddr_phy_calibration[0] = readl(soc_pm.data.ramc_phy + - 0x188); } return 0; diff --git a/arch/arm/mach-at91/pm_suspend.S b/arch/arm/mach-at91/pm_suspend.S index abe4ced33eda..ffed4d949042 100644 --- a/arch/arm/mach-at91/pm_suspend.S +++ b/arch/arm/mach-at91/pm_suspend.S @@ -172,9 +172,15 @@ sr_ena_2: /* Put DDR PHY's DLL in bypass mode for non-backup modes. */ cmp r7, #AT91_PM_BACKUP beq sr_ena_3 - ldr tmp1, [r3, #DDR3PHY_PIR] - orr tmp1, tmp1, #DDR3PHY_PIR_DLLBYP - str tmp1, [r3, #DDR3PHY_PIR] + + /* Disable DX DLLs. */ + ldr tmp1, [r3, #DDR3PHY_DX0DLLCR] + orr tmp1, tmp1, #DDR3PHY_DXDLLCR_DLLDIS + str tmp1, [r3, #DDR3PHY_DX0DLLCR] + + ldr tmp1, [r3, #DDR3PHY_DX1DLLCR] + orr tmp1, tmp1, #DDR3PHY_DXDLLCR_DLLDIS + str tmp1, [r3, #DDR3PHY_DX1DLLCR] sr_ena_3: /* Power down DDR PHY data receivers. */ @@ -221,10 +227,14 @@ sr_ena_3: bic tmp1, tmp1, #DDR3PHY_DSGCR_ODTPDD_ODT0 str tmp1, [r3, #DDR3PHY_DSGCR] - /* Take DDR PHY's DLL out of bypass mode. */ - ldr tmp1, [r3, #DDR3PHY_PIR] - bic tmp1, tmp1, #DDR3PHY_PIR_DLLBYP - str tmp1, [r3, #DDR3PHY_PIR] + /* Enable DX DLLs. */ + ldr tmp1, [r3, #DDR3PHY_DX0DLLCR] + bic tmp1, tmp1, #DDR3PHY_DXDLLCR_DLLDIS + str tmp1, [r3, #DDR3PHY_DX0DLLCR] + + ldr tmp1, [r3, #DDR3PHY_DX1DLLCR] + bic tmp1, tmp1, #DDR3PHY_DXDLLCR_DLLDIS + str tmp1, [r3, #DDR3PHY_DX1DLLCR] /* Enable quasi-dynamic programming. */ mov tmp1, #0 diff --git a/arch/arm/mach-ixp4xx/ixp4xx-of.c b/arch/arm/mach-ixp4xx/ixp4xx-of.c index f9904716ec7f..f543e2adae0c 100644 --- a/arch/arm/mach-ixp4xx/ixp4xx-of.c +++ b/arch/arm/mach-ixp4xx/ixp4xx-of.c @@ -46,7 +46,7 @@ static void __init ixp4xx_of_map_io(void) } /* - * We handle 4 differen SoC families. These compatible strings are enough + * We handle 4 different SoC families. These compatible strings are enough * to provide the core so that different boards can add their more detailed * specifics. */ diff --git a/arch/arm64/boot/dts/arm/juno-base.dtsi b/arch/arm64/boot/dts/arm/juno-base.dtsi index 8d0d45d168d1..2f27619d8abd 100644 --- a/arch/arm64/boot/dts/arm/juno-base.dtsi +++ b/arch/arm64/boot/dts/arm/juno-base.dtsi @@ -26,7 +26,8 @@ compatible = "arm,mhu", "arm,primecell"; reg = <0x0 0x2b1f0000 0x0 0x1000>; interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>; + <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>; #mbox-cells = <1>; clocks = <&soc_refclk100mhz>; clock-names = "apb_pclk"; diff --git a/arch/arm64/boot/dts/arm/juno-cs-r1r2.dtsi b/arch/arm64/boot/dts/arm/juno-cs-r1r2.dtsi index ba88d1596f6f..09d2b692e9e1 100644 --- a/arch/arm64/boot/dts/arm/juno-cs-r1r2.dtsi +++ b/arch/arm64/boot/dts/arm/juno-cs-r1r2.dtsi @@ -67,7 +67,6 @@ port@0 { reg = <0>; csys2_funnel_in_port0: endpoint { - slave-mode; remote-endpoint = <&etf0_out_port>; }; }; @@ -75,7 +74,6 @@ port@1 { reg = <1>; csys2_funnel_in_port1: endpoint { - slave-mode; remote-endpoint = <&etf1_out_port>; }; }; diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-65bb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-65bb.dts index 40d34c8384a5..b949cac03742 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-65bb.dts +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-65bb.dts @@ -25,7 +25,6 @@ &enetc_port0 { phy-handle = <&slot1_sgmii>; phy-mode = "2500base-x"; - managed = "in-band-status"; status = "okay"; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts index 35fb929e7bcc..d3ee6fc4baab 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts +++ b/arch/arm64/boot/dts/freescale/imx8mm-venice-gw7901.dts @@ -626,24 +626,28 @@ lan1: port@0 { reg = <0>; label = "lan1"; + phy-mode = "internal"; local-mac-address = [00 00 00 00 00 00]; }; lan2: port@1 { reg = <1>; label = "lan2"; + phy-mode = "internal"; local-mac-address = [00 00 00 00 00 00]; }; lan3: port@2 { reg = <2>; label = "lan3"; + phy-mode = "internal"; local-mac-address = [00 00 00 00 00 00]; }; lan4: port@3 { reg = <3>; label = "lan4"; + phy-mode = "internal"; local-mac-address = [00 00 00 00 00 00]; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi index d1b4582f44c4..b379c461aa13 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi @@ -32,10 +32,10 @@ }; /* Fixed clock dedicated to SPI CAN controller */ - clk20m: oscillator { + clk40m: oscillator { compatible = "fixed-clock"; #clock-cells = <0>; - clock-frequency = <20000000>; + clock-frequency = <40000000>; }; gpio-keys { @@ -202,8 +202,8 @@ can1: can@0 { compatible = "microchip,mcp251xfd"; - clocks = <&clk20m>; - interrupts-extended = <&gpio1 6 IRQ_TYPE_EDGE_FALLING>; + clocks = <&clk40m>; + interrupts-extended = <&gpio1 6 IRQ_TYPE_LEVEL_LOW>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_can1_int>; reg = <0>; @@ -603,7 +603,7 @@ pinctrl-0 = <&pinctrl_gpio_9_dsi>, <&pinctrl_i2s_2_bclk_touch_reset>; reg = <0x4a>; /* Verdin I2S_2_BCLK (TOUCH_RESET#, SODIMM 42) */ - reset-gpios = <&gpio3 23 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpio3 23 GPIO_ACTIVE_LOW>; status = "disabled"; }; @@ -745,6 +745,7 @@ }; &usbphynop2 { + power-domains = <&pgc_otg2>; vcc-supply = <®_vdd_3v3>; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi index a616eb378002..0f13ee362771 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi @@ -70,7 +70,7 @@ &ecspi1 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_ecspi1>; - cs-gpios = <&gpio5 9 GPIO_ACTIVE_LOW>; + cs-gpios = <&gpio5 17 GPIO_ACTIVE_LOW>; status = "disabled"; }; @@ -403,8 +403,8 @@ pinctrl-names = "default", "gpio"; pinctrl-0 = <&pinctrl_i2c5>; pinctrl-1 = <&pinctrl_i2c5_gpio>; - scl-gpios = <&gpio5 26 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; - sda-gpios = <&gpio5 27 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + scl-gpios = <&gpio3 26 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; + sda-gpios = <&gpio3 27 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; status = "okay"; }; @@ -648,10 +648,10 @@ pinctrl_ecspi1: dhcom-ecspi1-grp { fsl,pins = < - MX8MP_IOMUXC_ECSPI1_SCLK__ECSPI1_SCLK 0x44 - MX8MP_IOMUXC_ECSPI1_MOSI__ECSPI1_MOSI 0x44 - MX8MP_IOMUXC_ECSPI1_MISO__ECSPI1_MISO 0x44 - MX8MP_IOMUXC_ECSPI1_SS0__GPIO5_IO09 0x40 + MX8MP_IOMUXC_I2C1_SCL__ECSPI1_SCLK 0x44 + MX8MP_IOMUXC_I2C1_SDA__ECSPI1_MOSI 0x44 + MX8MP_IOMUXC_I2C2_SCL__ECSPI1_MISO 0x44 + MX8MP_IOMUXC_I2C2_SDA__GPIO5_IO17 0x40 >; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts index 521215520a0f..6630ec561dc2 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts +++ b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw74xx.dts @@ -770,10 +770,10 @@ pinctrl_sai2: sai2grp { fsl,pins = < - MX8MP_IOMUXC_SAI2_TXFS__AUDIOMIX_SAI2_TX_SYNC - MX8MP_IOMUXC_SAI2_TXD0__AUDIOMIX_SAI2_TX_DATA00 - MX8MP_IOMUXC_SAI2_TXC__AUDIOMIX_SAI2_TX_BCLK - MX8MP_IOMUXC_SAI2_MCLK__AUDIOMIX_SAI2_MCLK + MX8MP_IOMUXC_SAI2_TXFS__AUDIOMIX_SAI2_TX_SYNC 0xd6 + MX8MP_IOMUXC_SAI2_TXD0__AUDIOMIX_SAI2_TX_DATA00 0xd6 + MX8MP_IOMUXC_SAI2_TXC__AUDIOMIX_SAI2_TX_BCLK 0xd6 + MX8MP_IOMUXC_SAI2_MCLK__AUDIOMIX_SAI2_MCLK 0xd6 >; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi index c5987bdbb383..1c74c6a19449 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp-verdin.dtsi @@ -628,7 +628,7 @@ interrupts = <5 IRQ_TYPE_EDGE_FALLING>; reg = <0x4a>; /* Verdin GPIO_2 (SODIMM 208) */ - reset-gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpio1 1 GPIO_ACTIVE_LOW>; status = "disabled"; }; }; @@ -705,7 +705,7 @@ pinctrl-0 = <&pinctrl_gpio_9_dsi>, <&pinctrl_i2s_2_bclk_touch_reset>; reg = <0x4a>; /* Verdin I2S_2_BCLK (TOUCH_RESET#, SODIMM 42) */ - reset-gpios = <&gpio5 0 GPIO_ACTIVE_HIGH>; + reset-gpios = <&gpio5 0 GPIO_ACTIVE_LOW>; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq.dtsi b/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq.dtsi index 899e8e7dbc24..802ad6e5cef6 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mq-tqma8mq.dtsi @@ -204,7 +204,6 @@ reg = <0x51>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_rtc>; - interrupt-names = "irq"; interrupt-parent = <&gpio1>; interrupts = <1 IRQ_TYPE_EDGE_FALLING>; quartz-load-femtofarads = <7000>; diff --git a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi index 7cbb0de060dd..1c15726cff8b 100644 --- a/arch/arm64/boot/dts/renesas/r8a779g0.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a779g0.dtsi @@ -85,7 +85,7 @@ "renesas,rcar-gen4-hscif", "renesas,hscif"; reg = <0 0xe6540000 0 96>; - interrupts = <GIC_SPI 245 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 246 IRQ_TYPE_LEVEL_HIGH>; clocks = <&cpg CPG_MOD 514>, <&cpg CPG_CORE R8A779G0_CLK_S0D3_PER>, <&scif_clk>; diff --git a/arch/arm64/include/asm/kernel-pgtable.h b/arch/arm64/include/asm/kernel-pgtable.h index 02e59fa8f293..32d14f481f0c 100644 --- a/arch/arm64/include/asm/kernel-pgtable.h +++ b/arch/arm64/include/asm/kernel-pgtable.h @@ -64,28 +64,28 @@ #define EARLY_KASLR (0) #endif -#define EARLY_ENTRIES(vstart, vend, shift) \ - ((((vend) - 1) >> (shift)) - ((vstart) >> (shift)) + 1 + EARLY_KASLR) +#define EARLY_ENTRIES(vstart, vend, shift, add) \ + ((((vend) - 1) >> (shift)) - ((vstart) >> (shift)) + 1 + add) -#define EARLY_PGDS(vstart, vend) (EARLY_ENTRIES(vstart, vend, PGDIR_SHIFT)) +#define EARLY_PGDS(vstart, vend, add) (EARLY_ENTRIES(vstart, vend, PGDIR_SHIFT, add)) #if SWAPPER_PGTABLE_LEVELS > 3 -#define EARLY_PUDS(vstart, vend) (EARLY_ENTRIES(vstart, vend, PUD_SHIFT)) +#define EARLY_PUDS(vstart, vend, add) (EARLY_ENTRIES(vstart, vend, PUD_SHIFT, add)) #else -#define EARLY_PUDS(vstart, vend) (0) +#define EARLY_PUDS(vstart, vend, add) (0) #endif #if SWAPPER_PGTABLE_LEVELS > 2 -#define EARLY_PMDS(vstart, vend) (EARLY_ENTRIES(vstart, vend, SWAPPER_TABLE_SHIFT)) +#define EARLY_PMDS(vstart, vend, add) (EARLY_ENTRIES(vstart, vend, SWAPPER_TABLE_SHIFT, add)) #else -#define EARLY_PMDS(vstart, vend) (0) +#define EARLY_PMDS(vstart, vend, add) (0) #endif -#define EARLY_PAGES(vstart, vend) ( 1 /* PGDIR page */ \ - + EARLY_PGDS((vstart), (vend)) /* each PGDIR needs a next level page table */ \ - + EARLY_PUDS((vstart), (vend)) /* each PUD needs a next level page table */ \ - + EARLY_PMDS((vstart), (vend))) /* each PMD needs a next level page table */ -#define INIT_DIR_SIZE (PAGE_SIZE * EARLY_PAGES(KIMAGE_VADDR, _end)) +#define EARLY_PAGES(vstart, vend, add) ( 1 /* PGDIR page */ \ + + EARLY_PGDS((vstart), (vend), add) /* each PGDIR needs a next level page table */ \ + + EARLY_PUDS((vstart), (vend), add) /* each PUD needs a next level page table */ \ + + EARLY_PMDS((vstart), (vend), add)) /* each PMD needs a next level page table */ +#define INIT_DIR_SIZE (PAGE_SIZE * EARLY_PAGES(KIMAGE_VADDR, _end, EARLY_KASLR)) /* the initial ID map may need two extra pages if it needs to be extended */ #if VA_BITS < 48 @@ -93,7 +93,7 @@ #else #define INIT_IDMAP_DIR_SIZE (INIT_IDMAP_DIR_PAGES * PAGE_SIZE) #endif -#define INIT_IDMAP_DIR_PAGES EARLY_PAGES(KIMAGE_VADDR, _end + MAX_FDT_SIZE + SWAPPER_BLOCK_SIZE) +#define INIT_IDMAP_DIR_PAGES EARLY_PAGES(KIMAGE_VADDR, _end + MAX_FDT_SIZE + SWAPPER_BLOCK_SIZE, 1) /* Initial memory map size */ #if ARM64_KERNEL_USES_PMD_MAPS diff --git a/arch/arm64/kernel/head.S b/arch/arm64/kernel/head.S index cefe6a73ee54..814b6587ccb7 100644 --- a/arch/arm64/kernel/head.S +++ b/arch/arm64/kernel/head.S @@ -371,7 +371,9 @@ SYM_FUNC_END(create_idmap) SYM_FUNC_START_LOCAL(create_kernel_mapping) adrp x0, init_pg_dir mov_q x5, KIMAGE_VADDR // compile time __va(_text) +#ifdef CONFIG_RELOCATABLE add x5, x5, x23 // add KASLR displacement +#endif adrp x6, _end // runtime __pa(_end) adrp x3, _text // runtime __pa(_text) sub x6, x6, x3 // _end - _text diff --git a/arch/arm64/kernel/machine_kexec_file.c b/arch/arm64/kernel/machine_kexec_file.c index 889951291cc0..a11a6e14ba89 100644 --- a/arch/arm64/kernel/machine_kexec_file.c +++ b/arch/arm64/kernel/machine_kexec_file.c @@ -47,7 +47,7 @@ static int prepare_elf_headers(void **addr, unsigned long *sz) u64 i; phys_addr_t start, end; - nr_ranges = 1; /* for exclusion of crashkernel region */ + nr_ranges = 2; /* for exclusion of crashkernel region */ for_each_mem_range(i, &start, &end) nr_ranges++; diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig index 26aeb1408e56..c7dd6ad779af 100644 --- a/arch/loongarch/Kconfig +++ b/arch/loongarch/Kconfig @@ -39,6 +39,7 @@ config LOONGARCH select ARCH_INLINE_SPIN_UNLOCK_BH if !PREEMPTION select ARCH_INLINE_SPIN_UNLOCK_IRQ if !PREEMPTION select ARCH_INLINE_SPIN_UNLOCK_IRQRESTORE if !PREEMPTION + select ARCH_KEEP_MEMBLOCK select ARCH_MIGHT_HAVE_PC_PARPORT select ARCH_MIGHT_HAVE_PC_SERIO select ARCH_SPARSEMEM_ENABLE @@ -51,6 +52,7 @@ config LOONGARCH select ARCH_USE_CMPXCHG_LOCKREF select ARCH_USE_QUEUED_RWLOCKS select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT + select ARCH_WANT_LD_ORPHAN_WARN select ARCH_WANTS_NO_INSTR select BUILDTIME_TABLE_SORT select COMMON_CLK diff --git a/arch/loongarch/include/asm/acpi.h b/arch/loongarch/include/asm/acpi.h index c5108213876c..17162f494b9b 100644 --- a/arch/loongarch/include/asm/acpi.h +++ b/arch/loongarch/include/asm/acpi.h @@ -15,7 +15,7 @@ extern int acpi_pci_disabled; extern int acpi_noirq; #define acpi_os_ioremap acpi_os_ioremap -void __init __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size); +void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size); static inline void disable_acpi(void) { diff --git a/arch/loongarch/kernel/acpi.c b/arch/loongarch/kernel/acpi.c index f1c928648a4a..335398482038 100644 --- a/arch/loongarch/kernel/acpi.c +++ b/arch/loongarch/kernel/acpi.c @@ -48,7 +48,7 @@ void __init __acpi_unmap_table(void __iomem *map, unsigned long size) early_memunmap(map, size); } -void __init __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size) +void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size) { if (!memblock_is_memory(phys)) return ioremap(phys, size); diff --git a/arch/loongarch/kernel/signal.c b/arch/loongarch/kernel/signal.c index 7f4889df4a17..8f5b7986374b 100644 --- a/arch/loongarch/kernel/signal.c +++ b/arch/loongarch/kernel/signal.c @@ -529,11 +529,11 @@ static void handle_signal(struct ksignal *ksig, struct pt_regs *regs) signal_setup_done(ret, ksig, 0); } -void arch_do_signal_or_restart(struct pt_regs *regs, bool has_signal) +void arch_do_signal_or_restart(struct pt_regs *regs) { struct ksignal ksig; - if (has_signal && get_signal(&ksig)) { + if (get_signal(&ksig)) { /* Whee! Actually deliver the signal. */ handle_signal(&ksig, regs); return; diff --git a/arch/loongarch/kernel/vmlinux.lds.S b/arch/loongarch/kernel/vmlinux.lds.S index 69c76f26c1c5..f4831df5d2f9 100644 --- a/arch/loongarch/kernel/vmlinux.lds.S +++ b/arch/loongarch/kernel/vmlinux.lds.S @@ -77,6 +77,8 @@ SECTIONS PERCPU_SECTION(1 << CONFIG_L1_CACHE_SHIFT) #endif + .rela.dyn : ALIGN(8) { *(.rela.dyn) *(.rela*) } + .init.bss : { *(.init.bss) } diff --git a/arch/loongarch/lib/dump_tlb.c b/arch/loongarch/lib/dump_tlb.c index cda2c6bc7f09..c2cc7ce343c9 100644 --- a/arch/loongarch/lib/dump_tlb.c +++ b/arch/loongarch/lib/dump_tlb.c @@ -18,11 +18,11 @@ void dump_tlb_regs(void) { const int field = 2 * sizeof(unsigned long); - pr_info("Index : %0x\n", read_csr_tlbidx()); - pr_info("PageSize : %0x\n", read_csr_pagesize()); - pr_info("EntryHi : %0*llx\n", field, read_csr_entryhi()); - pr_info("EntryLo0 : %0*llx\n", field, read_csr_entrylo0()); - pr_info("EntryLo1 : %0*llx\n", field, read_csr_entrylo1()); + pr_info("Index : 0x%0x\n", read_csr_tlbidx()); + pr_info("PageSize : 0x%0x\n", read_csr_pagesize()); + pr_info("EntryHi : 0x%0*llx\n", field, read_csr_entryhi()); + pr_info("EntryLo0 : 0x%0*llx\n", field, read_csr_entrylo0()); + pr_info("EntryLo1 : 0x%0*llx\n", field, read_csr_entrylo1()); } static void dump_tlb(int first, int last) @@ -33,8 +33,8 @@ static void dump_tlb(int first, int last) unsigned int s_index, s_asid; unsigned int pagesize, c0, c1, i; unsigned long asidmask = cpu_asid_mask(¤t_cpu_data); - int pwidth = 11; - int vwidth = 11; + int pwidth = 16; + int vwidth = 16; int asidwidth = DIV_ROUND_UP(ilog2(asidmask) + 1, 4); s_entryhi = read_csr_entryhi(); @@ -64,22 +64,22 @@ static void dump_tlb(int first, int last) /* * Only print entries in use */ - pr_info("Index: %2d pgsize=%x ", i, (1 << pagesize)); + pr_info("Index: %4d pgsize=0x%x ", i, (1 << pagesize)); c0 = (entrylo0 & ENTRYLO_C) >> ENTRYLO_C_SHIFT; c1 = (entrylo1 & ENTRYLO_C) >> ENTRYLO_C_SHIFT; - pr_cont("va=%0*lx asid=%0*lx", + pr_cont("va=0x%0*lx asid=0x%0*lx", vwidth, (entryhi & ~0x1fffUL), asidwidth, asid & asidmask); /* NR/NX are in awkward places, so mask them off separately */ pa = entrylo0 & ~(ENTRYLO_NR | ENTRYLO_NX); pa = pa & PAGE_MASK; pr_cont("\n\t["); - pr_cont("ri=%d xi=%d ", + pr_cont("nr=%d nx=%d ", (entrylo0 & ENTRYLO_NR) ? 1 : 0, (entrylo0 & ENTRYLO_NX) ? 1 : 0); - pr_cont("pa=%0*llx c=%d d=%d v=%d g=%d plv=%lld] [", + pr_cont("pa=0x%0*llx c=%d d=%d v=%d g=%d plv=%lld] [", pwidth, pa, c0, (entrylo0 & ENTRYLO_D) ? 1 : 0, (entrylo0 & ENTRYLO_V) ? 1 : 0, @@ -88,10 +88,10 @@ static void dump_tlb(int first, int last) /* NR/NX are in awkward places, so mask them off separately */ pa = entrylo1 & ~(ENTRYLO_NR | ENTRYLO_NX); pa = pa & PAGE_MASK; - pr_cont("ri=%d xi=%d ", + pr_cont("nr=%d nx=%d ", (entrylo1 & ENTRYLO_NR) ? 1 : 0, (entrylo1 & ENTRYLO_NX) ? 1 : 0); - pr_cont("pa=%0*llx c=%d d=%d v=%d g=%d plv=%lld]\n", + pr_cont("pa=0x%0*llx c=%d d=%d v=%d g=%d plv=%lld]\n", pwidth, pa, c1, (entrylo1 & ENTRYLO_D) ? 1 : 0, (entrylo1 & ENTRYLO_V) ? 1 : 0, diff --git a/arch/loongarch/mm/init.c b/arch/loongarch/mm/init.c index 7094a68c9b83..0532ed5ba43d 100644 --- a/arch/loongarch/mm/init.c +++ b/arch/loongarch/mm/init.c @@ -131,18 +131,6 @@ int arch_add_memory(int nid, u64 start, u64 size, struct mhp_params *params) return ret; } -#ifdef CONFIG_NUMA -int memory_add_physaddr_to_nid(u64 start) -{ - int nid; - - nid = pa_to_nid(start); - return nid; -} -EXPORT_SYMBOL_GPL(memory_add_physaddr_to_nid); -#endif - -#ifdef CONFIG_MEMORY_HOTREMOVE void arch_remove_memory(u64 start, u64 size, struct vmem_altmap *altmap) { unsigned long start_pfn = start >> PAGE_SHIFT; @@ -154,6 +142,13 @@ void arch_remove_memory(u64 start, u64 size, struct vmem_altmap *altmap) page += vmem_altmap_offset(altmap); __remove_pages(start_pfn, nr_pages, altmap); } + +#ifdef CONFIG_NUMA +int memory_add_physaddr_to_nid(u64 start) +{ + return pa_to_nid(start); +} +EXPORT_SYMBOL_GPL(memory_add_physaddr_to_nid); #endif #endif diff --git a/arch/powerpc/include/asm/firmware.h b/arch/powerpc/include/asm/firmware.h index 398e0b5e485f..ed6db13a1d7c 100644 --- a/arch/powerpc/include/asm/firmware.h +++ b/arch/powerpc/include/asm/firmware.h @@ -83,6 +83,8 @@ enum { FW_FEATURE_POWERNV_ALWAYS = 0, FW_FEATURE_PS3_POSSIBLE = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1, FW_FEATURE_PS3_ALWAYS = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1, + FW_FEATURE_NATIVE_POSSIBLE = 0, + FW_FEATURE_NATIVE_ALWAYS = 0, FW_FEATURE_POSSIBLE = #ifdef CONFIG_PPC_PSERIES FW_FEATURE_PSERIES_POSSIBLE | @@ -93,6 +95,9 @@ enum { #ifdef CONFIG_PPC_PS3 FW_FEATURE_PS3_POSSIBLE | #endif +#ifdef CONFIG_PPC_HASH_MMU_NATIVE + FW_FEATURE_NATIVE_ALWAYS | +#endif 0, FW_FEATURE_ALWAYS = #ifdef CONFIG_PPC_PSERIES @@ -104,6 +109,9 @@ enum { #ifdef CONFIG_PPC_PS3 FW_FEATURE_PS3_ALWAYS & #endif +#ifdef CONFIG_PPC_HASH_MMU_NATIVE + FW_FEATURE_NATIVE_ALWAYS & +#endif FW_FEATURE_POSSIBLE, #else /* CONFIG_PPC64 */ diff --git a/arch/powerpc/include/asm/hw_irq.h b/arch/powerpc/include/asm/hw_irq.h index 26ede09c521d..983551859891 100644 --- a/arch/powerpc/include/asm/hw_irq.h +++ b/arch/powerpc/include/asm/hw_irq.h @@ -113,7 +113,14 @@ static inline void __hard_RI_enable(void) static inline notrace unsigned long irq_soft_mask_return(void) { - return READ_ONCE(local_paca->irq_soft_mask); + unsigned long flags; + + asm volatile( + "lbz %0,%1(13)" + : "=r" (flags) + : "i" (offsetof(struct paca_struct, irq_soft_mask))); + + return flags; } /* @@ -140,24 +147,46 @@ static inline notrace void irq_soft_mask_set(unsigned long mask) if (IS_ENABLED(CONFIG_PPC_IRQ_SOFT_MASK_DEBUG)) WARN_ON(mask && !(mask & IRQS_DISABLED)); - WRITE_ONCE(local_paca->irq_soft_mask, mask); - barrier(); + asm volatile( + "stb %0,%1(13)" + : + : "r" (mask), + "i" (offsetof(struct paca_struct, irq_soft_mask)) + : "memory"); } static inline notrace unsigned long irq_soft_mask_set_return(unsigned long mask) { - unsigned long flags = irq_soft_mask_return(); + unsigned long flags; - irq_soft_mask_set(mask); +#ifdef CONFIG_PPC_IRQ_SOFT_MASK_DEBUG + WARN_ON(mask && !(mask & IRQS_DISABLED)); +#endif + + asm volatile( + "lbz %0,%1(13); stb %2,%1(13)" + : "=&r" (flags) + : "i" (offsetof(struct paca_struct, irq_soft_mask)), + "r" (mask) + : "memory"); return flags; } static inline notrace unsigned long irq_soft_mask_or_return(unsigned long mask) { - unsigned long flags = irq_soft_mask_return(); + unsigned long flags, tmp; + + asm volatile( + "lbz %0,%2(13); or %1,%0,%3; stb %1,%2(13)" + : "=&r" (flags), "=r" (tmp) + : "i" (offsetof(struct paca_struct, irq_soft_mask)), + "r" (mask) + : "memory"); - irq_soft_mask_set(flags | mask); +#ifdef CONFIG_PPC_IRQ_SOFT_MASK_DEBUG + WARN_ON((mask | flags) && !((mask | flags) & IRQS_DISABLED)); +#endif return flags; } @@ -282,7 +311,8 @@ static inline bool pmi_irq_pending(void) flags = irq_soft_mask_set_return(IRQS_ALL_DISABLED); \ local_paca->irq_happened |= PACA_IRQ_HARD_DIS; \ if (!arch_irqs_disabled_flags(flags)) { \ - WRITE_ONCE(local_paca->saved_r1, current_stack_pointer);\ + asm volatile("std%X0 %1,%0" : "=m" (local_paca->saved_r1) \ + : "r" (current_stack_pointer)); \ trace_hardirqs_off(); \ } \ } while(0) diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c index 433965bf37b4..855b59892c5c 100644 --- a/arch/powerpc/kernel/pci_32.c +++ b/arch/powerpc/kernel/pci_32.c @@ -245,6 +245,15 @@ static int __init pcibios_init(void) printk(KERN_INFO "PCI: Probing PCI hardware\n"); +#ifdef CONFIG_PPC_PCI_BUS_NUM_DOMAIN_DEPENDENT + /* + * Enable PCI domains in /proc when PCI bus numbers are not unique + * across all PCI domains to prevent conflicts. And keep PCI domain 0 + * backward compatible in /proc for video cards. + */ + pci_add_flags(PCI_ENABLE_PROC_DOMAINS | PCI_COMPAT_DOMAIN_0); +#endif + if (pci_has_flag(PCI_REASSIGN_ALL_BUS)) pci_assign_all_buses = 1; diff --git a/arch/powerpc/kernel/rtas_entry.S b/arch/powerpc/kernel/rtas_entry.S index 9a434d42e660..6ce95ddadbcd 100644 --- a/arch/powerpc/kernel/rtas_entry.S +++ b/arch/powerpc/kernel/rtas_entry.S @@ -109,8 +109,12 @@ __enter_rtas: * its critical regions (as specified in PAPR+ section 7.2.1). MSR[S] * is not impacted by RFI_TO_KERNEL (only urfid can unset it). So if * MSR[S] is set, it will remain when entering RTAS. + * If we're in HV mode, RTAS must also run in HV mode, so extract MSR_HV + * from the saved MSR value and insert into the value RTAS will use. */ + extrdi r0, r6, 1, 63 - MSR_HV_LG LOAD_REG_IMMEDIATE(r6, MSR_ME | MSR_RI) + insrdi r6, r0, 1, 63 - MSR_HV_LG li r0,0 mtmsrd r0,1 /* disable RI before using SRR0/1 */ diff --git a/arch/powerpc/kernel/systbl.S b/arch/powerpc/kernel/systbl.S index cb3358886203..6c1db3b6de2d 100644 --- a/arch/powerpc/kernel/systbl.S +++ b/arch/powerpc/kernel/systbl.S @@ -18,6 +18,7 @@ .p2align 3 #define __SYSCALL(nr, entry) .8byte entry #else + .p2align 2 #define __SYSCALL(nr, entry) .long entry #endif diff --git a/arch/powerpc/platforms/pseries/papr_scm.c b/arch/powerpc/platforms/pseries/papr_scm.c index 20f6ed813bff..2f8385523a13 100644 --- a/arch/powerpc/platforms/pseries/papr_scm.c +++ b/arch/powerpc/platforms/pseries/papr_scm.c @@ -124,9 +124,6 @@ struct papr_scm_priv { /* The bits which needs to be overridden */ u64 health_bitmap_inject_mask; - - /* array to have event_code and stat_id mappings */ - u8 *nvdimm_events_map; }; static int papr_scm_pmem_flush(struct nd_region *nd_region, @@ -350,6 +347,25 @@ static ssize_t drc_pmem_query_stats(struct papr_scm_priv *p, #ifdef CONFIG_PERF_EVENTS #define to_nvdimm_pmu(_pmu) container_of(_pmu, struct nvdimm_pmu, pmu) +static const char * const nvdimm_events_map[] = { + [1] = "CtlResCt", + [2] = "CtlResTm", + [3] = "PonSecs ", + [4] = "MemLife ", + [5] = "CritRscU", + [6] = "HostLCnt", + [7] = "HostSCnt", + [8] = "HostSDur", + [9] = "HostLDur", + [10] = "MedRCnt ", + [11] = "MedWCnt ", + [12] = "MedRDur ", + [13] = "MedWDur ", + [14] = "CchRHCnt", + [15] = "CchWHCnt", + [16] = "FastWCnt", +}; + static int papr_scm_pmu_get_value(struct perf_event *event, struct device *dev, u64 *count) { struct papr_scm_perf_stat *stat; @@ -357,11 +373,15 @@ static int papr_scm_pmu_get_value(struct perf_event *event, struct device *dev, struct papr_scm_priv *p = dev_get_drvdata(dev); int rc, size; + /* Invalid eventcode */ + if (event->attr.config == 0 || event->attr.config >= ARRAY_SIZE(nvdimm_events_map)) + return -EINVAL; + /* Allocate request buffer enough to hold single performance stat */ size = sizeof(struct papr_scm_perf_stats) + sizeof(struct papr_scm_perf_stat); - if (!p || !p->nvdimm_events_map) + if (!p) return -EINVAL; stats = kzalloc(size, GFP_KERNEL); @@ -370,7 +390,7 @@ static int papr_scm_pmu_get_value(struct perf_event *event, struct device *dev, stat = &stats->scm_statistic[0]; memcpy(&stat->stat_id, - &p->nvdimm_events_map[event->attr.config * sizeof(stat->stat_id)], + nvdimm_events_map[event->attr.config], sizeof(stat->stat_id)); stat->stat_val = 0; @@ -458,56 +478,6 @@ static void papr_scm_pmu_del(struct perf_event *event, int flags) papr_scm_pmu_read(event); } -static int papr_scm_pmu_check_events(struct papr_scm_priv *p, struct nvdimm_pmu *nd_pmu) -{ - struct papr_scm_perf_stat *stat; - struct papr_scm_perf_stats *stats; - u32 available_events; - int index, rc = 0; - - if (!p->stat_buffer_len) - return -ENOENT; - - available_events = (p->stat_buffer_len - sizeof(struct papr_scm_perf_stats)) - / sizeof(struct papr_scm_perf_stat); - if (available_events == 0) - return -EOPNOTSUPP; - - /* Allocate the buffer for phyp where stats are written */ - stats = kzalloc(p->stat_buffer_len, GFP_KERNEL); - if (!stats) { - rc = -ENOMEM; - return rc; - } - - /* Called to get list of events supported */ - rc = drc_pmem_query_stats(p, stats, 0); - if (rc) - goto out; - - /* - * Allocate memory and populate nvdimm_event_map. - * Allocate an extra element for NULL entry - */ - p->nvdimm_events_map = kcalloc(available_events + 1, - sizeof(stat->stat_id), - GFP_KERNEL); - if (!p->nvdimm_events_map) { - rc = -ENOMEM; - goto out; - } - - /* Copy all stat_ids to event map */ - for (index = 0, stat = stats->scm_statistic; - index < available_events; index++, ++stat) { - memcpy(&p->nvdimm_events_map[index * sizeof(stat->stat_id)], - &stat->stat_id, sizeof(stat->stat_id)); - } -out: - kfree(stats); - return rc; -} - static void papr_scm_pmu_register(struct papr_scm_priv *p) { struct nvdimm_pmu *nd_pmu; @@ -519,9 +489,10 @@ static void papr_scm_pmu_register(struct papr_scm_priv *p) goto pmu_err_print; } - rc = papr_scm_pmu_check_events(p, nd_pmu); - if (rc) + if (!p->stat_buffer_len) { + rc = -ENOENT; goto pmu_check_events_err; + } nd_pmu->pmu.task_ctx_nr = perf_invalid_context; nd_pmu->pmu.name = nvdimm_name(p->nvdimm); @@ -539,7 +510,7 @@ static void papr_scm_pmu_register(struct papr_scm_priv *p) rc = register_nvdimm_pmu(nd_pmu, p->pdev); if (rc) - goto pmu_register_err; + goto pmu_check_events_err; /* * Set archdata.priv value to nvdimm_pmu structure, to handle the @@ -548,8 +519,6 @@ static void papr_scm_pmu_register(struct papr_scm_priv *p) p->pdev->archdata.priv = nd_pmu; return; -pmu_register_err: - kfree(p->nvdimm_events_map); pmu_check_events_err: kfree(nd_pmu); pmu_err_print: @@ -1560,7 +1529,6 @@ static int papr_scm_remove(struct platform_device *pdev) unregister_nvdimm_pmu(pdev->archdata.priv); pdev->archdata.priv = NULL; - kfree(p->nvdimm_events_map); kfree(p->bus_desc.provider_name); kfree(p); diff --git a/arch/riscv/include/asm/kvm_vcpu_sbi.h b/arch/riscv/include/asm/kvm_vcpu_sbi.h index 83d6d4d2b1df..26a446a34057 100644 --- a/arch/riscv/include/asm/kvm_vcpu_sbi.h +++ b/arch/riscv/include/asm/kvm_vcpu_sbi.h @@ -33,4 +33,16 @@ void kvm_riscv_vcpu_sbi_system_reset(struct kvm_vcpu *vcpu, u32 type, u64 flags); const struct kvm_vcpu_sbi_extension *kvm_vcpu_sbi_find_ext(unsigned long extid); +#ifdef CONFIG_RISCV_SBI_V01 +extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_v01; +#endif +extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_base; +extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_time; +extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_ipi; +extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_rfence; +extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_srst; +extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_hsm; +extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_experimental; +extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_vendor; + #endif /* __RISCV_KVM_VCPU_SBI_H__ */ diff --git a/arch/riscv/kvm/vcpu_sbi.c b/arch/riscv/kvm/vcpu_sbi.c index d45e7da3f0d3..f96991d230bf 100644 --- a/arch/riscv/kvm/vcpu_sbi.c +++ b/arch/riscv/kvm/vcpu_sbi.c @@ -32,23 +32,13 @@ static int kvm_linux_err_map_sbi(int err) }; } -#ifdef CONFIG_RISCV_SBI_V01 -extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_v01; -#else +#ifndef CONFIG_RISCV_SBI_V01 static const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_v01 = { .extid_start = -1UL, .extid_end = -1UL, .handler = NULL, }; #endif -extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_base; -extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_time; -extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_ipi; -extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_rfence; -extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_srst; -extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_hsm; -extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_experimental; -extern const struct kvm_vcpu_sbi_extension vcpu_sbi_ext_vendor; static const struct kvm_vcpu_sbi_extension *sbi_ext[] = { &vcpu_sbi_ext_v01, diff --git a/arch/riscv/kvm/vcpu_timer.c b/arch/riscv/kvm/vcpu_timer.c index 16f50c46ba39..185f2386a747 100644 --- a/arch/riscv/kvm/vcpu_timer.c +++ b/arch/riscv/kvm/vcpu_timer.c @@ -299,7 +299,6 @@ static void kvm_riscv_vcpu_update_timedelta(struct kvm_vcpu *vcpu) void kvm_riscv_vcpu_timer_restore(struct kvm_vcpu *vcpu) { - struct kvm_vcpu_csr *csr; struct kvm_vcpu_timer *t = &vcpu->arch.timer; kvm_riscv_vcpu_update_timedelta(vcpu); @@ -307,7 +306,6 @@ void kvm_riscv_vcpu_timer_restore(struct kvm_vcpu *vcpu) if (!t->sstc_enabled) return; - csr = &vcpu->arch.guest_csr; #if defined(CONFIG_32BIT) csr_write(CSR_VSTIMECMP, (u32)t->next_cycles); csr_write(CSR_VSTIMECMPH, (u32)(t->next_cycles >> 32)); @@ -324,13 +322,11 @@ void kvm_riscv_vcpu_timer_restore(struct kvm_vcpu *vcpu) void kvm_riscv_vcpu_timer_save(struct kvm_vcpu *vcpu) { - struct kvm_vcpu_csr *csr; struct kvm_vcpu_timer *t = &vcpu->arch.timer; if (!t->sstc_enabled) return; - csr = &vcpu->arch.guest_csr; t = &vcpu->arch.timer; #if defined(CONFIG_32BIT) t->next_cycles = csr_read(CSR_VSTIMECMP); diff --git a/arch/riscv/mm/pageattr.c b/arch/riscv/mm/pageattr.c index 5e49e4b4a4cc..86c56616e5de 100644 --- a/arch/riscv/mm/pageattr.c +++ b/arch/riscv/mm/pageattr.c @@ -118,10 +118,10 @@ static int __set_memory(unsigned long addr, int numpages, pgprot_t set_mask, if (!numpages) return 0; - mmap_read_lock(&init_mm); + mmap_write_lock(&init_mm); ret = walk_page_range_novma(&init_mm, start, end, &pageattr_ops, NULL, &masks); - mmap_read_unlock(&init_mm); + mmap_write_unlock(&init_mm); flush_tlb_kernel_range(start, end); diff --git a/arch/s390/configs/debug_defconfig b/arch/s390/configs/debug_defconfig index f6dfde577ce8..2a827002934b 100644 --- a/arch/s390/configs/debug_defconfig +++ b/arch/s390/configs/debug_defconfig @@ -40,8 +40,6 @@ CONFIG_CHECKPOINT_RESTORE=y CONFIG_SCHED_AUTOGROUP=y CONFIG_EXPERT=y # CONFIG_SYSFS_SYSCALL is not set -CONFIG_USERFAULTFD=y -# CONFIG_COMPAT_BRK is not set CONFIG_PROFILING=y CONFIG_LIVEPATCH=y CONFIG_MARCH_ZEC12=y @@ -74,6 +72,7 @@ CONFIG_MODULES=y CONFIG_MODULE_FORCE_LOAD=y CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y +CONFIG_MODULE_UNLOAD_TAINT_TRACKING=y CONFIG_MODVERSIONS=y CONFIG_MODULE_SRCVERSION_ALL=y CONFIG_MODULE_SIG_SHA256=y @@ -93,6 +92,10 @@ CONFIG_UNIXWARE_DISKLABEL=y CONFIG_IOSCHED_BFQ=y CONFIG_BFQ_GROUP_IOSCHED=y CONFIG_BINFMT_MISC=m +CONFIG_ZSWAP=y +CONFIG_ZSMALLOC_STAT=y +CONFIG_SLUB_STATS=y +# CONFIG_COMPAT_BRK is not set CONFIG_MEMORY_HOTPLUG=y CONFIG_MEMORY_HOTREMOVE=y CONFIG_KSM=y @@ -102,14 +105,12 @@ CONFIG_CMA_DEBUGFS=y CONFIG_CMA_SYSFS=y CONFIG_CMA_AREAS=7 CONFIG_MEM_SOFT_DIRTY=y -CONFIG_ZSWAP=y -CONFIG_ZSMALLOC=y -CONFIG_ZSMALLOC_STAT=y CONFIG_DEFERRED_STRUCT_PAGE_INIT=y CONFIG_IDLE_PAGE_TRACKING=y CONFIG_PERCPU_STATS=y CONFIG_GUP_TEST=y CONFIG_ANON_VMA_NAME=y +CONFIG_USERFAULTFD=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_PACKET_DIAG=m @@ -167,6 +168,7 @@ CONFIG_BRIDGE_NETFILTER=m CONFIG_NETFILTER_NETLINK_HOOK=m CONFIG_NF_CONNTRACK=m CONFIG_NF_CONNTRACK_SECMARK=y +CONFIG_NF_CONNTRACK_PROCFS=y CONFIG_NF_CONNTRACK_EVENTS=y CONFIG_NF_CONNTRACK_TIMEOUT=y CONFIG_NF_CONNTRACK_TIMESTAMP=y @@ -493,7 +495,6 @@ CONFIG_NLMON=m # CONFIG_NET_VENDOR_ASIX is not set # CONFIG_NET_VENDOR_ATHEROS is not set # CONFIG_NET_VENDOR_BROADCOM is not set -# CONFIG_NET_VENDOR_BROCADE is not set # CONFIG_NET_VENDOR_CADENCE is not set # CONFIG_NET_VENDOR_CAVIUM is not set # CONFIG_NET_VENDOR_CHELSIO is not set @@ -509,7 +510,7 @@ CONFIG_NLMON=m # CONFIG_NET_VENDOR_GOOGLE is not set # CONFIG_NET_VENDOR_HUAWEI is not set # CONFIG_NET_VENDOR_INTEL is not set -# CONFIG_NET_VENDOR_MICROSOFT is not set +# CONFIG_NET_VENDOR_WANGXUN is not set # CONFIG_NET_VENDOR_LITEX is not set # CONFIG_NET_VENDOR_MARVELL is not set CONFIG_MLX4_EN=m @@ -518,16 +519,18 @@ CONFIG_MLX5_CORE_EN=y # CONFIG_NET_VENDOR_MICREL is not set # CONFIG_NET_VENDOR_MICROCHIP is not set # CONFIG_NET_VENDOR_MICROSEMI is not set +# CONFIG_NET_VENDOR_MICROSOFT is not set # CONFIG_NET_VENDOR_MYRI is not set +# CONFIG_NET_VENDOR_NI is not set # CONFIG_NET_VENDOR_NATSEMI is not set # CONFIG_NET_VENDOR_NETERION is not set # CONFIG_NET_VENDOR_NETRONOME is not set -# CONFIG_NET_VENDOR_NI is not set # CONFIG_NET_VENDOR_NVIDIA is not set # CONFIG_NET_VENDOR_OKI is not set # CONFIG_NET_VENDOR_PACKET_ENGINES is not set # CONFIG_NET_VENDOR_PENSANDO is not set # CONFIG_NET_VENDOR_QLOGIC is not set +# CONFIG_NET_VENDOR_BROCADE is not set # CONFIG_NET_VENDOR_QUALCOMM is not set # CONFIG_NET_VENDOR_RDC is not set # CONFIG_NET_VENDOR_REALTEK is not set @@ -535,9 +538,9 @@ CONFIG_MLX5_CORE_EN=y # CONFIG_NET_VENDOR_ROCKER is not set # CONFIG_NET_VENDOR_SAMSUNG is not set # CONFIG_NET_VENDOR_SEEQ is not set -# CONFIG_NET_VENDOR_SOLARFLARE is not set # CONFIG_NET_VENDOR_SILAN is not set # CONFIG_NET_VENDOR_SIS is not set +# CONFIG_NET_VENDOR_SOLARFLARE is not set # CONFIG_NET_VENDOR_SMSC is not set # CONFIG_NET_VENDOR_SOCIONEXT is not set # CONFIG_NET_VENDOR_STMICRO is not set @@ -570,6 +573,8 @@ CONFIG_VIRTIO_CONSOLE=m CONFIG_HW_RANDOM_VIRTIO=m CONFIG_HANGCHECK_TIMER=m CONFIG_TN3270_FS=y +# CONFIG_RANDOM_TRUST_CPU is not set +# CONFIG_RANDOM_TRUST_BOOTLOADER is not set CONFIG_PPS=m # CONFIG_PTP_1588_CLOCK is not set # CONFIG_HWMON is not set @@ -727,18 +732,26 @@ CONFIG_CRYPTO_LRW=m CONFIG_CRYPTO_PCBC=m CONFIG_CRYPTO_KEYWRAP=m CONFIG_CRYPTO_ADIANTUM=m +CONFIG_CRYPTO_HCTR2=m CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m CONFIG_CRYPTO_CRC32=m -CONFIG_CRYPTO_BLAKE2S=m +CONFIG_CRYPTO_CRC32_S390=y CONFIG_CRYPTO_MD4=m CONFIG_CRYPTO_MD5=y CONFIG_CRYPTO_MICHAEL_MIC=m CONFIG_CRYPTO_RMD160=m +CONFIG_CRYPTO_SHA512_S390=m +CONFIG_CRYPTO_SHA1_S390=m +CONFIG_CRYPTO_SHA256_S390=m CONFIG_CRYPTO_SHA3=m -CONFIG_CRYPTO_SM3=m +CONFIG_CRYPTO_SHA3_256_S390=m +CONFIG_CRYPTO_SHA3_512_S390=m +CONFIG_CRYPTO_SM3_GENERIC=m CONFIG_CRYPTO_WP512=m +CONFIG_CRYPTO_GHASH_S390=m CONFIG_CRYPTO_AES_TI=m +CONFIG_CRYPTO_AES_S390=m CONFIG_CRYPTO_ANUBIS=m CONFIG_CRYPTO_ARC4=m CONFIG_CRYPTO_BLOWFISH=m @@ -746,11 +759,14 @@ CONFIG_CRYPTO_CAMELLIA=m CONFIG_CRYPTO_CAST5=m CONFIG_CRYPTO_CAST6=m CONFIG_CRYPTO_DES=m +CONFIG_CRYPTO_DES_S390=m CONFIG_CRYPTO_FCRYPT=m CONFIG_CRYPTO_KHAZAD=m +CONFIG_CRYPTO_CHACHA_S390=m CONFIG_CRYPTO_SEED=m +CONFIG_CRYPTO_ARIA=m CONFIG_CRYPTO_SERPENT=m -CONFIG_CRYPTO_SM4=m +CONFIG_CRYPTO_SM4_GENERIC=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m CONFIG_CRYPTO_842=m @@ -766,16 +782,6 @@ CONFIG_CRYPTO_STATS=y CONFIG_ZCRYPT=m CONFIG_PKEY=m CONFIG_CRYPTO_PAES_S390=m -CONFIG_CRYPTO_SHA1_S390=m -CONFIG_CRYPTO_SHA256_S390=m -CONFIG_CRYPTO_SHA512_S390=m -CONFIG_CRYPTO_SHA3_256_S390=m -CONFIG_CRYPTO_SHA3_512_S390=m -CONFIG_CRYPTO_DES_S390=m -CONFIG_CRYPTO_AES_S390=m -CONFIG_CRYPTO_CHACHA_S390=m -CONFIG_CRYPTO_GHASH_S390=m -CONFIG_CRYPTO_CRC32_S390=y CONFIG_CRYPTO_DEV_VIRTIO=m CONFIG_CORDIC=m CONFIG_CRYPTO_LIB_CURVE25519=m @@ -797,6 +803,7 @@ CONFIG_HEADERS_INSTALL=y CONFIG_DEBUG_SECTION_MISMATCH=y CONFIG_MAGIC_SYSRQ=y CONFIG_DEBUG_PAGEALLOC=y +CONFIG_SLUB_DEBUG_ON=y CONFIG_PAGE_OWNER=y CONFIG_DEBUG_RODATA_TEST=y CONFIG_DEBUG_WX=y @@ -808,8 +815,6 @@ CONFIG_DEBUG_OBJECTS_TIMERS=y CONFIG_DEBUG_OBJECTS_WORK=y CONFIG_DEBUG_OBJECTS_RCU_HEAD=y CONFIG_DEBUG_OBJECTS_PERCPU_COUNTER=y -CONFIG_SLUB_DEBUG_ON=y -CONFIG_SLUB_STATS=y CONFIG_DEBUG_STACK_USAGE=y CONFIG_DEBUG_VM=y CONFIG_DEBUG_VM_PGFLAGS=y diff --git a/arch/s390/configs/defconfig b/arch/s390/configs/defconfig index 706df3a4a867..fb780e80e4c8 100644 --- a/arch/s390/configs/defconfig +++ b/arch/s390/configs/defconfig @@ -38,8 +38,6 @@ CONFIG_CHECKPOINT_RESTORE=y CONFIG_SCHED_AUTOGROUP=y CONFIG_EXPERT=y # CONFIG_SYSFS_SYSCALL is not set -CONFIG_USERFAULTFD=y -# CONFIG_COMPAT_BRK is not set CONFIG_PROFILING=y CONFIG_LIVEPATCH=y CONFIG_MARCH_ZEC12=y @@ -69,6 +67,7 @@ CONFIG_MODULES=y CONFIG_MODULE_FORCE_LOAD=y CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y +CONFIG_MODULE_UNLOAD_TAINT_TRACKING=y CONFIG_MODVERSIONS=y CONFIG_MODULE_SRCVERSION_ALL=y CONFIG_MODULE_SIG_SHA256=y @@ -88,6 +87,9 @@ CONFIG_UNIXWARE_DISKLABEL=y CONFIG_IOSCHED_BFQ=y CONFIG_BFQ_GROUP_IOSCHED=y CONFIG_BINFMT_MISC=m +CONFIG_ZSWAP=y +CONFIG_ZSMALLOC_STAT=y +# CONFIG_COMPAT_BRK is not set CONFIG_MEMORY_HOTPLUG=y CONFIG_MEMORY_HOTREMOVE=y CONFIG_KSM=y @@ -95,13 +97,11 @@ CONFIG_TRANSPARENT_HUGEPAGE=y CONFIG_CMA_SYSFS=y CONFIG_CMA_AREAS=7 CONFIG_MEM_SOFT_DIRTY=y -CONFIG_ZSWAP=y -CONFIG_ZSMALLOC=y -CONFIG_ZSMALLOC_STAT=y CONFIG_DEFERRED_STRUCT_PAGE_INIT=y CONFIG_IDLE_PAGE_TRACKING=y CONFIG_PERCPU_STATS=y CONFIG_ANON_VMA_NAME=y +CONFIG_USERFAULTFD=y CONFIG_NET=y CONFIG_PACKET=y CONFIG_PACKET_DIAG=m @@ -159,6 +159,7 @@ CONFIG_BRIDGE_NETFILTER=m CONFIG_NETFILTER_NETLINK_HOOK=m CONFIG_NF_CONNTRACK=m CONFIG_NF_CONNTRACK_SECMARK=y +CONFIG_NF_CONNTRACK_PROCFS=y CONFIG_NF_CONNTRACK_EVENTS=y CONFIG_NF_CONNTRACK_TIMEOUT=y CONFIG_NF_CONNTRACK_TIMESTAMP=y @@ -484,7 +485,6 @@ CONFIG_NLMON=m # CONFIG_NET_VENDOR_ASIX is not set # CONFIG_NET_VENDOR_ATHEROS is not set # CONFIG_NET_VENDOR_BROADCOM is not set -# CONFIG_NET_VENDOR_BROCADE is not set # CONFIG_NET_VENDOR_CADENCE is not set # CONFIG_NET_VENDOR_CAVIUM is not set # CONFIG_NET_VENDOR_CHELSIO is not set @@ -500,7 +500,7 @@ CONFIG_NLMON=m # CONFIG_NET_VENDOR_GOOGLE is not set # CONFIG_NET_VENDOR_HUAWEI is not set # CONFIG_NET_VENDOR_INTEL is not set -# CONFIG_NET_VENDOR_MICROSOFT is not set +# CONFIG_NET_VENDOR_WANGXUN is not set # CONFIG_NET_VENDOR_LITEX is not set # CONFIG_NET_VENDOR_MARVELL is not set CONFIG_MLX4_EN=m @@ -509,16 +509,18 @@ CONFIG_MLX5_CORE_EN=y # CONFIG_NET_VENDOR_MICREL is not set # CONFIG_NET_VENDOR_MICROCHIP is not set # CONFIG_NET_VENDOR_MICROSEMI is not set +# CONFIG_NET_VENDOR_MICROSOFT is not set # CONFIG_NET_VENDOR_MYRI is not set +# CONFIG_NET_VENDOR_NI is not set # CONFIG_NET_VENDOR_NATSEMI is not set # CONFIG_NET_VENDOR_NETERION is not set # CONFIG_NET_VENDOR_NETRONOME is not set -# CONFIG_NET_VENDOR_NI is not set # CONFIG_NET_VENDOR_NVIDIA is not set # CONFIG_NET_VENDOR_OKI is not set # CONFIG_NET_VENDOR_PACKET_ENGINES is not set # CONFIG_NET_VENDOR_PENSANDO is not set # CONFIG_NET_VENDOR_QLOGIC is not set +# CONFIG_NET_VENDOR_BROCADE is not set # CONFIG_NET_VENDOR_QUALCOMM is not set # CONFIG_NET_VENDOR_RDC is not set # CONFIG_NET_VENDOR_REALTEK is not set @@ -526,9 +528,9 @@ CONFIG_MLX5_CORE_EN=y # CONFIG_NET_VENDOR_ROCKER is not set # CONFIG_NET_VENDOR_SAMSUNG is not set # CONFIG_NET_VENDOR_SEEQ is not set -# CONFIG_NET_VENDOR_SOLARFLARE is not set # CONFIG_NET_VENDOR_SILAN is not set # CONFIG_NET_VENDOR_SIS is not set +# CONFIG_NET_VENDOR_SOLARFLARE is not set # CONFIG_NET_VENDOR_SMSC is not set # CONFIG_NET_VENDOR_SOCIONEXT is not set # CONFIG_NET_VENDOR_STMICRO is not set @@ -561,6 +563,8 @@ CONFIG_VIRTIO_CONSOLE=m CONFIG_HW_RANDOM_VIRTIO=m CONFIG_HANGCHECK_TIMER=m CONFIG_TN3270_FS=y +# CONFIG_RANDOM_TRUST_CPU is not set +# CONFIG_RANDOM_TRUST_BOOTLOADER is not set # CONFIG_PTP_1588_CLOCK is not set # CONFIG_HWMON is not set CONFIG_WATCHDOG=y @@ -713,18 +717,26 @@ CONFIG_CRYPTO_OFB=m CONFIG_CRYPTO_PCBC=m CONFIG_CRYPTO_KEYWRAP=m CONFIG_CRYPTO_ADIANTUM=m +CONFIG_CRYPTO_HCTR2=m CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m CONFIG_CRYPTO_CRC32=m -CONFIG_CRYPTO_BLAKE2S=m +CONFIG_CRYPTO_CRC32_S390=y CONFIG_CRYPTO_MD4=m CONFIG_CRYPTO_MD5=y CONFIG_CRYPTO_MICHAEL_MIC=m CONFIG_CRYPTO_RMD160=m +CONFIG_CRYPTO_SHA512_S390=m +CONFIG_CRYPTO_SHA1_S390=m +CONFIG_CRYPTO_SHA256_S390=m CONFIG_CRYPTO_SHA3=m -CONFIG_CRYPTO_SM3=m +CONFIG_CRYPTO_SHA3_256_S390=m +CONFIG_CRYPTO_SHA3_512_S390=m +CONFIG_CRYPTO_SM3_GENERIC=m CONFIG_CRYPTO_WP512=m +CONFIG_CRYPTO_GHASH_S390=m CONFIG_CRYPTO_AES_TI=m +CONFIG_CRYPTO_AES_S390=m CONFIG_CRYPTO_ANUBIS=m CONFIG_CRYPTO_ARC4=m CONFIG_CRYPTO_BLOWFISH=m @@ -732,11 +744,14 @@ CONFIG_CRYPTO_CAMELLIA=m CONFIG_CRYPTO_CAST5=m CONFIG_CRYPTO_CAST6=m CONFIG_CRYPTO_DES=m +CONFIG_CRYPTO_DES_S390=m CONFIG_CRYPTO_FCRYPT=m CONFIG_CRYPTO_KHAZAD=m +CONFIG_CRYPTO_CHACHA_S390=m CONFIG_CRYPTO_SEED=m +CONFIG_CRYPTO_ARIA=m CONFIG_CRYPTO_SERPENT=m -CONFIG_CRYPTO_SM4=m +CONFIG_CRYPTO_SM4_GENERIC=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m CONFIG_CRYPTO_842=m @@ -752,16 +767,6 @@ CONFIG_CRYPTO_STATS=y CONFIG_ZCRYPT=m CONFIG_PKEY=m CONFIG_CRYPTO_PAES_S390=m -CONFIG_CRYPTO_SHA1_S390=m -CONFIG_CRYPTO_SHA256_S390=m -CONFIG_CRYPTO_SHA512_S390=m -CONFIG_CRYPTO_SHA3_256_S390=m -CONFIG_CRYPTO_SHA3_512_S390=m -CONFIG_CRYPTO_DES_S390=m -CONFIG_CRYPTO_AES_S390=m -CONFIG_CRYPTO_CHACHA_S390=m -CONFIG_CRYPTO_GHASH_S390=m -CONFIG_CRYPTO_CRC32_S390=y CONFIG_CRYPTO_DEV_VIRTIO=m CONFIG_CORDIC=m CONFIG_PRIME_NUMBERS=m diff --git a/arch/s390/configs/zfcpdump_defconfig b/arch/s390/configs/zfcpdump_defconfig index f4976f611b94..a5576b8d4081 100644 --- a/arch/s390/configs/zfcpdump_defconfig +++ b/arch/s390/configs/zfcpdump_defconfig @@ -1,4 +1,3 @@ -# CONFIG_SWAP is not set CONFIG_NO_HZ_IDLE=y CONFIG_HIGH_RES_TIMERS=y CONFIG_BPF_SYSCALL=y @@ -9,7 +8,6 @@ CONFIG_BPF_SYSCALL=y # CONFIG_NET_NS is not set CONFIG_BLK_DEV_INITRD=y CONFIG_CC_OPTIMIZE_FOR_SIZE=y -# CONFIG_COMPAT_BRK is not set CONFIG_MARCH_ZEC12=y CONFIG_TUNE_ZEC12=y # CONFIG_COMPAT is not set @@ -28,6 +26,8 @@ CONFIG_CRASH_DUMP=y # CONFIG_BLOCK_LEGACY_AUTOLOAD is not set CONFIG_PARTITION_ADVANCED=y # CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set +# CONFIG_SWAP is not set +# CONFIG_COMPAT_BRK is not set # CONFIG_COMPACTION is not set # CONFIG_MIGRATION is not set CONFIG_NET=y @@ -53,10 +53,12 @@ CONFIG_ZFCP=y # CONFIG_HVC_IUCV is not set # CONFIG_HW_RANDOM_S390 is not set # CONFIG_HMC_DRV is not set +# CONFIG_S390_UV_UAPI is not set # CONFIG_S390_TAPE is not set # CONFIG_VMCP is not set # CONFIG_MONWRITER is not set # CONFIG_S390_VMUR is not set +# CONFIG_RANDOM_TRUST_BOOTLOADER is not set # CONFIG_HID is not set # CONFIG_VIRTIO_MENU is not set # CONFIG_VHOST_MENU is not set diff --git a/arch/s390/include/asm/hugetlb.h b/arch/s390/include/asm/hugetlb.h index f22beda9e6d5..ccdbccfde148 100644 --- a/arch/s390/include/asm/hugetlb.h +++ b/arch/s390/include/asm/hugetlb.h @@ -28,9 +28,11 @@ pte_t huge_ptep_get_and_clear(struct mm_struct *mm, static inline int prepare_hugepage_range(struct file *file, unsigned long addr, unsigned long len) { - if (len & ~HPAGE_MASK) + struct hstate *h = hstate_file(file); + + if (len & ~huge_page_mask(h)) return -EINVAL; - if (addr & ~HPAGE_MASK) + if (addr & ~huge_page_mask(h)) return -EINVAL; return 0; } diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h index f39092e0ceaa..b1e98a9ed152 100644 --- a/arch/s390/include/asm/kvm_host.h +++ b/arch/s390/include/asm/kvm_host.h @@ -1038,16 +1038,11 @@ static inline void kvm_arch_vcpu_unblocking(struct kvm_vcpu *vcpu) {} #define __KVM_HAVE_ARCH_VM_FREE void kvm_arch_free_vm(struct kvm *kvm); -#ifdef CONFIG_VFIO_PCI_ZDEV_KVM -int kvm_s390_pci_register_kvm(struct zpci_dev *zdev, struct kvm *kvm); -void kvm_s390_pci_unregister_kvm(struct zpci_dev *zdev); -#else -static inline int kvm_s390_pci_register_kvm(struct zpci_dev *dev, - struct kvm *kvm) -{ - return -EPERM; -} -static inline void kvm_s390_pci_unregister_kvm(struct zpci_dev *dev) {} -#endif +struct zpci_kvm_hook { + int (*kvm_register)(void *opaque, struct kvm *kvm); + void (*kvm_unregister)(void *opaque); +}; + +extern struct zpci_kvm_hook zpci_kvm_hook; #endif diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S index 2e526f11b91e..5ea3830af0cc 100644 --- a/arch/s390/kernel/vmlinux.lds.S +++ b/arch/s390/kernel/vmlinux.lds.S @@ -131,6 +131,7 @@ SECTIONS /* * Table with the patch locations to undo expolines */ + . = ALIGN(4); .nospec_call_table : { __nospec_call_start = . ; *(.s390_indirect*) diff --git a/arch/s390/kvm/pci.c b/arch/s390/kvm/pci.c index 4946fb7757d6..bb8c335d17b9 100644 --- a/arch/s390/kvm/pci.c +++ b/arch/s390/kvm/pci.c @@ -431,8 +431,9 @@ static void kvm_s390_pci_dev_release(struct zpci_dev *zdev) * available, enable them and let userspace indicate whether or not they will * be used (specify SHM bit to disable). */ -int kvm_s390_pci_register_kvm(struct zpci_dev *zdev, struct kvm *kvm) +static int kvm_s390_pci_register_kvm(void *opaque, struct kvm *kvm) { + struct zpci_dev *zdev = opaque; int rc; if (!zdev) @@ -510,10 +511,10 @@ err: kvm_put_kvm(kvm); return rc; } -EXPORT_SYMBOL_GPL(kvm_s390_pci_register_kvm); -void kvm_s390_pci_unregister_kvm(struct zpci_dev *zdev) +static void kvm_s390_pci_unregister_kvm(void *opaque) { + struct zpci_dev *zdev = opaque; struct kvm *kvm; if (!zdev) @@ -566,7 +567,6 @@ out: kvm_put_kvm(kvm); } -EXPORT_SYMBOL_GPL(kvm_s390_pci_unregister_kvm); void kvm_s390_pci_init_list(struct kvm *kvm) { @@ -678,6 +678,8 @@ int kvm_s390_pci_init(void) spin_lock_init(&aift->gait_lock); mutex_init(&aift->aift_lock); + zpci_kvm_hook.kvm_register = kvm_s390_pci_register_kvm; + zpci_kvm_hook.kvm_unregister = kvm_s390_pci_unregister_kvm; return 0; } @@ -685,6 +687,8 @@ int kvm_s390_pci_init(void) void kvm_s390_pci_exit(void) { mutex_destroy(&aift->aift_lock); + zpci_kvm_hook.kvm_register = NULL; + zpci_kvm_hook.kvm_unregister = NULL; kfree(aift); } diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c index 09b6e756d521..9ab6ca6f7f59 100644 --- a/arch/s390/mm/fault.c +++ b/arch/s390/mm/fault.c @@ -421,8 +421,6 @@ retry: if (unlikely(!(vma->vm_flags & access))) goto out_up; - if (is_vm_hugetlb_page(vma)) - address &= HPAGE_MASK; /* * If for any reason at all we couldn't handle the fault, * make sure we exit gracefully rather than endlessly redo diff --git a/arch/s390/pci/Makefile b/arch/s390/pci/Makefile index bf557a1b789c..5ae31ca9dd44 100644 --- a/arch/s390/pci/Makefile +++ b/arch/s390/pci/Makefile @@ -5,5 +5,5 @@ obj-$(CONFIG_PCI) += pci.o pci_irq.o pci_dma.o pci_clp.o pci_sysfs.o \ pci_event.o pci_debug.o pci_insn.o pci_mmio.o \ - pci_bus.o + pci_bus.o pci_kvm_hook.o obj-$(CONFIG_PCI_IOV) += pci_iov.o diff --git a/arch/s390/pci/pci_kvm_hook.c b/arch/s390/pci/pci_kvm_hook.c new file mode 100644 index 000000000000..ff34baf50a3e --- /dev/null +++ b/arch/s390/pci/pci_kvm_hook.c @@ -0,0 +1,11 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * VFIO ZPCI devices support + * + * Copyright (C) IBM Corp. 2022. All rights reserved. + * Author(s): Pierre Morel <pmorel@linux.ibm.com> + */ +#include <linux/kvm_host.h> + +struct zpci_kvm_hook zpci_kvm_hook; +EXPORT_SYMBOL_GPL(zpci_kvm_hook); diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c index cb98a05ee743..c601939a74b1 100644 --- a/arch/x86/events/intel/core.c +++ b/arch/x86/events/intel/core.c @@ -4052,8 +4052,9 @@ static struct perf_guest_switch_msr *intel_guest_get_msrs(int *nr, void *data) /* Disable guest PEBS if host PEBS is enabled. */ arr[pebs_enable].guest = 0; } else { - /* Disable guest PEBS for cross-mapped PEBS counters. */ + /* Disable guest PEBS thoroughly for cross-mapped PEBS counters. */ arr[pebs_enable].guest &= ~kvm_pmu->host_cross_mapped_mask; + arr[global_ctrl].guest &= ~kvm_pmu->host_cross_mapped_mask; /* Set hw GLOBAL_CTRL bits for PEBS counter when it runs for guest */ arr[global_ctrl].guest |= arr[pebs_enable].guest; } diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index 126fa9aec64c..e418ef3ecfcb 100644 --- a/arch/x86/kvm/mmu/mmu.c +++ b/arch/x86/kvm/mmu/mmu.c @@ -5361,19 +5361,6 @@ void kvm_mmu_free_obsolete_roots(struct kvm_vcpu *vcpu) __kvm_mmu_free_obsolete_roots(vcpu->kvm, &vcpu->arch.guest_mmu); } -static bool need_remote_flush(u64 old, u64 new) -{ - if (!is_shadow_present_pte(old)) - return false; - if (!is_shadow_present_pte(new)) - return true; - if ((old ^ new) & SPTE_BASE_ADDR_MASK) - return true; - old ^= shadow_nx_mask; - new ^= shadow_nx_mask; - return (old & ~new & SPTE_PERM_MASK) != 0; -} - static u64 mmu_pte_write_fetch_gpte(struct kvm_vcpu *vcpu, gpa_t *gpa, int *bytes) { @@ -5519,7 +5506,7 @@ static void kvm_mmu_pte_write(struct kvm_vcpu *vcpu, gpa_t gpa, mmu_page_zap_pte(vcpu->kvm, sp, spte, NULL); if (gentry && sp->role.level != PG_LEVEL_4K) ++vcpu->kvm->stat.mmu_pde_zapped; - if (need_remote_flush(entry, *spte)) + if (is_shadow_present_pte(entry)) flush = true; ++spte; } @@ -6085,47 +6072,18 @@ void kvm_mmu_slot_remove_write_access(struct kvm *kvm, const struct kvm_memory_slot *memslot, int start_level) { - bool flush = false; - if (kvm_memslots_have_rmaps(kvm)) { write_lock(&kvm->mmu_lock); - flush = slot_handle_level(kvm, memslot, slot_rmap_write_protect, - start_level, KVM_MAX_HUGEPAGE_LEVEL, - false); + slot_handle_level(kvm, memslot, slot_rmap_write_protect, + start_level, KVM_MAX_HUGEPAGE_LEVEL, false); write_unlock(&kvm->mmu_lock); } if (is_tdp_mmu_enabled(kvm)) { read_lock(&kvm->mmu_lock); - flush |= kvm_tdp_mmu_wrprot_slot(kvm, memslot, start_level); + kvm_tdp_mmu_wrprot_slot(kvm, memslot, start_level); read_unlock(&kvm->mmu_lock); } - - /* - * Flush TLBs if any SPTEs had to be write-protected to ensure that - * guest writes are reflected in the dirty bitmap before the memslot - * update completes, i.e. before enabling dirty logging is visible to - * userspace. - * - * Perform the TLB flush outside the mmu_lock to reduce the amount of - * time the lock is held. However, this does mean that another CPU can - * now grab mmu_lock and encounter a write-protected SPTE while CPUs - * still have a writable mapping for the associated GFN in their TLB. - * - * This is safe but requires KVM to be careful when making decisions - * based on the write-protection status of an SPTE. Specifically, KVM - * also write-protects SPTEs to monitor changes to guest page tables - * during shadow paging, and must guarantee no CPUs can write to those - * page before the lock is dropped. As mentioned in the previous - * paragraph, a write-protected SPTE is no guarantee that CPU cannot - * perform writes. So to determine if a TLB flush is truly required, KVM - * will clear a separate software-only bit (MMU-writable) and skip the - * flush if-and-only-if this bit was already clear. - * - * See is_writable_pte() for more details. - */ - if (flush) - kvm_arch_flush_remote_tlbs_memslot(kvm, memslot); } static inline bool need_topup(struct kvm_mmu_memory_cache *cache, int min) @@ -6493,32 +6451,30 @@ void kvm_arch_flush_remote_tlbs_memslot(struct kvm *kvm, void kvm_mmu_slot_leaf_clear_dirty(struct kvm *kvm, const struct kvm_memory_slot *memslot) { - bool flush = false; - if (kvm_memslots_have_rmaps(kvm)) { write_lock(&kvm->mmu_lock); /* * Clear dirty bits only on 4k SPTEs since the legacy MMU only * support dirty logging at a 4k granularity. */ - flush = slot_handle_level_4k(kvm, memslot, __rmap_clear_dirty, false); + slot_handle_level_4k(kvm, memslot, __rmap_clear_dirty, false); write_unlock(&kvm->mmu_lock); } if (is_tdp_mmu_enabled(kvm)) { read_lock(&kvm->mmu_lock); - flush |= kvm_tdp_mmu_clear_dirty_slot(kvm, memslot); + kvm_tdp_mmu_clear_dirty_slot(kvm, memslot); read_unlock(&kvm->mmu_lock); } /* + * The caller will flush the TLBs after this function returns. + * * It's also safe to flush TLBs out of mmu lock here as currently this * function is only used for dirty logging, in which case flushing TLB * out of mmu lock also guarantees no dirty pages will be lost in * dirty_bitmap. */ - if (flush) - kvm_arch_flush_remote_tlbs_memslot(kvm, memslot); } void kvm_mmu_zap_all(struct kvm *kvm) diff --git a/arch/x86/kvm/mmu/spte.h b/arch/x86/kvm/mmu/spte.h index f3744eea45f5..7670c13ce251 100644 --- a/arch/x86/kvm/mmu/spte.h +++ b/arch/x86/kvm/mmu/spte.h @@ -343,7 +343,7 @@ static __always_inline bool is_rsvd_spte(struct rsvd_bits_validate *rsvd_check, } /* - * An shadow-present leaf SPTE may be non-writable for 3 possible reasons: + * A shadow-present leaf SPTE may be non-writable for 4 possible reasons: * * 1. To intercept writes for dirty logging. KVM write-protects huge pages * so that they can be split be split down into the dirty logging @@ -361,8 +361,13 @@ static __always_inline bool is_rsvd_spte(struct rsvd_bits_validate *rsvd_check, * read-only memslot or guest memory backed by a read-only VMA. Writes to * such pages are disallowed entirely. * - * To keep track of why a given SPTE is write-protected, KVM uses 2 - * software-only bits in the SPTE: + * 4. To emulate the Accessed bit for SPTEs without A/D bits. Note, in this + * case, the SPTE is access-protected, not just write-protected! + * + * For cases #1 and #4, KVM can safely make such SPTEs writable without taking + * mmu_lock as capturing the Accessed/Dirty state doesn't require taking it. + * To differentiate #1 and #4 from #2 and #3, KVM uses two software-only bits + * in the SPTE: * * shadow_mmu_writable_mask, aka MMU-writable - * Cleared on SPTEs that KVM is currently write-protecting for shadow paging @@ -391,7 +396,8 @@ static __always_inline bool is_rsvd_spte(struct rsvd_bits_validate *rsvd_check, * shadow page tables between vCPUs. Write-protecting an SPTE for dirty logging * (which does not clear the MMU-writable bit), does not flush TLBs before * dropping the lock, as it only needs to synchronize guest writes with the - * dirty bitmap. + * dirty bitmap. Similarly, making the SPTE inaccessible (and non-writable) for + * access-tracking via the clear_young() MMU notifier also does not flush TLBs. * * So, there is the problem: clearing the MMU-writable bit can encounter a * write-protected SPTE while CPUs still have writable mappings for that SPTE diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index d7f8331d6f7e..c9b49a09e6b5 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -843,8 +843,7 @@ static bool msr_write_intercepted(struct vcpu_vmx *vmx, u32 msr) if (!(exec_controls_get(vmx) & CPU_BASED_USE_MSR_BITMAPS)) return true; - return vmx_test_msr_bitmap_write(vmx->loaded_vmcs->msr_bitmap, - MSR_IA32_SPEC_CTRL); + return vmx_test_msr_bitmap_write(vmx->loaded_vmcs->msr_bitmap, msr); } unsigned int __vmx_vcpu_run_flags(struct vcpu_vmx *vmx) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 205ebdc2b11b..43a6a7efc6ec 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1557,12 +1557,32 @@ static const u32 msr_based_features_all[] = { static u32 msr_based_features[ARRAY_SIZE(msr_based_features_all)]; static unsigned int num_msr_based_features; +/* + * Some IA32_ARCH_CAPABILITIES bits have dependencies on MSRs that KVM + * does not yet virtualize. These include: + * 10 - MISC_PACKAGE_CTRLS + * 11 - ENERGY_FILTERING_CTL + * 12 - DOITM + * 18 - FB_CLEAR_CTRL + * 21 - XAPIC_DISABLE_STATUS + * 23 - OVERCLOCKING_STATUS + */ + +#define KVM_SUPPORTED_ARCH_CAP \ + (ARCH_CAP_RDCL_NO | ARCH_CAP_IBRS_ALL | ARCH_CAP_RSBA | \ + ARCH_CAP_SKIP_VMENTRY_L1DFLUSH | ARCH_CAP_SSB_NO | ARCH_CAP_MDS_NO | \ + ARCH_CAP_PSCHANGE_MC_NO | ARCH_CAP_TSX_CTRL_MSR | ARCH_CAP_TAA_NO | \ + ARCH_CAP_SBDR_SSDP_NO | ARCH_CAP_FBSDP_NO | ARCH_CAP_PSDP_NO | \ + ARCH_CAP_FB_CLEAR | ARCH_CAP_RRSBA | ARCH_CAP_PBRSB_NO) + static u64 kvm_get_arch_capabilities(void) { u64 data = 0; - if (boot_cpu_has(X86_FEATURE_ARCH_CAPABILITIES)) + if (boot_cpu_has(X86_FEATURE_ARCH_CAPABILITIES)) { rdmsrl(MSR_IA32_ARCH_CAPABILITIES, data); + data &= KVM_SUPPORTED_ARCH_CAP; + } /* * If nx_huge_pages is enabled, KVM's shadow paging will ensure that @@ -1610,9 +1630,6 @@ static u64 kvm_get_arch_capabilities(void) */ } - /* Guests don't need to know "Fill buffer clear control" exists */ - data &= ~ARCH_CAP_FB_CLEAR_CTRL; - return data; } @@ -10652,7 +10669,8 @@ static inline int vcpu_block(struct kvm_vcpu *vcpu) case KVM_MP_STATE_INIT_RECEIVED: break; default: - return -EINTR; + WARN_ON_ONCE(1); + break; } return 1; } @@ -11093,9 +11111,22 @@ int kvm_arch_vcpu_ioctl_set_mpstate(struct kvm_vcpu *vcpu, vcpu_load(vcpu); - if (!lapic_in_kernel(vcpu) && - mp_state->mp_state != KVM_MP_STATE_RUNNABLE) + switch (mp_state->mp_state) { + case KVM_MP_STATE_UNINITIALIZED: + case KVM_MP_STATE_HALTED: + case KVM_MP_STATE_AP_RESET_HOLD: + case KVM_MP_STATE_INIT_RECEIVED: + case KVM_MP_STATE_SIPI_RECEIVED: + if (!lapic_in_kernel(vcpu)) + goto out; + break; + + case KVM_MP_STATE_RUNNABLE: + break; + + default: goto out; + } /* * KVM_MP_STATE_INIT_RECEIVED means the processor is in @@ -11563,7 +11594,7 @@ int kvm_arch_vcpu_create(struct kvm_vcpu *vcpu) vcpu->arch.mci_ctl2_banks = kcalloc(KVM_MAX_MCE_BANKS, sizeof(u64), GFP_KERNEL_ACCOUNT); if (!vcpu->arch.mce_banks || !vcpu->arch.mci_ctl2_banks) - goto fail_free_pio_data; + goto fail_free_mce_banks; vcpu->arch.mcg_cap = KVM_MAX_MCE_BANKS; if (!zalloc_cpumask_var(&vcpu->arch.wbinvd_dirty_mask, @@ -11617,7 +11648,6 @@ free_wbinvd_dirty_mask: fail_free_mce_banks: kfree(vcpu->arch.mce_banks); kfree(vcpu->arch.mci_ctl2_banks); -fail_free_pio_data: free_page((unsigned long)vcpu->arch.pio_data); fail_free_lapic: kvm_free_lapic(vcpu); @@ -12473,6 +12503,50 @@ static void kvm_mmu_slot_apply_flags(struct kvm *kvm, } else { kvm_mmu_slot_remove_write_access(kvm, new, PG_LEVEL_4K); } + + /* + * Unconditionally flush the TLBs after enabling dirty logging. + * A flush is almost always going to be necessary (see below), + * and unconditionally flushing allows the helpers to omit + * the subtly complex checks when removing write access. + * + * Do the flush outside of mmu_lock to reduce the amount of + * time mmu_lock is held. Flushing after dropping mmu_lock is + * safe as KVM only needs to guarantee the slot is fully + * write-protected before returning to userspace, i.e. before + * userspace can consume the dirty status. + * + * Flushing outside of mmu_lock requires KVM to be careful when + * making decisions based on writable status of an SPTE, e.g. a + * !writable SPTE doesn't guarantee a CPU can't perform writes. + * + * Specifically, KVM also write-protects guest page tables to + * monitor changes when using shadow paging, and must guarantee + * no CPUs can write to those page before mmu_lock is dropped. + * Because CPUs may have stale TLB entries at this point, a + * !writable SPTE doesn't guarantee CPUs can't perform writes. + * + * KVM also allows making SPTES writable outside of mmu_lock, + * e.g. to allow dirty logging without taking mmu_lock. + * + * To handle these scenarios, KVM uses a separate software-only + * bit (MMU-writable) to track if a SPTE is !writable due to + * a guest page table being write-protected (KVM clears the + * MMU-writable flag when write-protecting for shadow paging). + * + * The use of MMU-writable is also the primary motivation for + * the unconditional flush. Because KVM must guarantee that a + * CPU doesn't contain stale, writable TLB entries for a + * !MMU-writable SPTE, KVM must flush if it encounters any + * MMU-writable SPTE regardless of whether the actual hardware + * writable bit was set. I.e. KVM is almost guaranteed to need + * to flush, while unconditionally flushing allows the "remove + * write access" helpers to ignore MMU-writable entirely. + * + * See is_writable_pte() for more details (the case involving + * access-tracked SPTEs is particularly relevant). + */ + kvm_arch_flush_remote_tlbs_memslot(kvm, new); } } |