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-rw-r--r--arch/arm/boot/dts/nxp/imx/imx53-qsb-common.dtsi2
-rw-r--r--arch/arm/boot/dts/nxp/imx/imx53-qsb-hdmi.dtso6
-rw-r--r--arch/arm/boot/dts/rockchip/rk3066a.dtsi1
-rw-r--r--arch/arm/include/asm/efi.h13
-rw-r--r--arch/arm/mach-davinci/pm.c2
-rw-r--r--arch/arm64/boot/dts/allwinner/sun50i-h64-remix-mini-pc.dts2
-rw-r--r--arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi3
-rw-r--r--arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi2
-rw-r--r--arch/arm64/boot/dts/freescale/imx8mp-venice-gw73xx.dtsi2
-rw-r--r--arch/arm64/boot/dts/freescale/imx8qm-mek.dts2
-rw-r--r--arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts1
-rw-r--r--arch/arm64/boot/dts/qcom/qdu1000.dtsi16
-rw-r--r--arch/arm64/boot/dts/qcom/sa8775p.dtsi2
-rw-r--r--arch/arm64/boot/dts/qcom/sc8180x.dtsi11
-rw-r--r--arch/arm64/boot/dts/qcom/sc8280xp-crd.dts3
-rw-r--r--arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts15
-rw-r--r--arch/arm64/boot/dts/qcom/sc8280xp.dtsi2
-rw-r--r--arch/arm64/boot/dts/qcom/sm6115.dtsi1
-rw-r--r--arch/arm64/boot/dts/qcom/x1e80100-crd.dts13
-rw-r--r--arch/arm64/boot/dts/qcom/x1e80100-qcp.dts9
-rw-r--r--arch/arm64/boot/dts/qcom/x1e80100.dtsi10
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts18
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3308.dtsi2
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3328-rock-pi-e.dts4
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3368.dtsi3
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi2
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts2
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts1
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3588-quartzpro64.dts1
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts1
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3588-tiger.dtsi5
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3588s-coolpi-4b.dts4
-rw-r--r--arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts2
-rw-r--r--arch/arm64/configs/defconfig1
-rw-r--r--arch/arm64/include/asm/pgtable-hwdef.h1
-rw-r--r--arch/arm64/include/asm/runtime-const.h88
-rw-r--r--arch/arm64/include/asm/unistd32.h2
-rw-r--r--arch/arm64/kernel/efi.c2
-rw-r--r--arch/arm64/kernel/pi/map_kernel.c2
-rw-r--r--arch/arm64/kernel/syscall.c16
-rw-r--r--arch/arm64/kernel/vmlinux.lds.S3
-rw-r--r--arch/arm64/kvm/hyp/nvhe/ffa.c12
-rw-r--r--arch/arm64/kvm/vgic/vgic-init.c2
-rw-r--r--arch/arm64/kvm/vgic/vgic-mmio-v3.c15
-rw-r--r--arch/arm64/kvm/vgic/vgic.h2
-rw-r--r--arch/arm64/mm/mmu.c3
-rw-r--r--arch/csky/include/uapi/asm/unistd.h1
-rw-r--r--arch/csky/kernel/syscall.c2
-rw-r--r--arch/hexagon/include/asm/syscalls.h6
-rw-r--r--arch/hexagon/include/uapi/asm/unistd.h1
-rw-r--r--arch/hexagon/kernel/syscalltab.c7
-rw-r--r--arch/loongarch/Kconfig5
-rw-r--r--arch/loongarch/Kconfig.debug1
-rw-r--r--arch/loongarch/include/asm/hw_breakpoint.h4
-rw-r--r--arch/loongarch/kernel/hw_breakpoint.c96
-rw-r--r--arch/loongarch/kernel/ptrace.c47
-rw-r--r--arch/loongarch/kernel/syscall.c2
-rw-r--r--arch/loongarch/kvm/exit.c2
-rw-r--r--arch/microblaze/kernel/sys_microblaze.c2
-rw-r--r--arch/mips/bmips/setup.c3
-rw-r--r--arch/mips/include/asm/mipsmtregs.h2
-rw-r--r--arch/mips/kernel/syscalls/syscall_n32.tbl2
-rw-r--r--arch/mips/kernel/syscalls/syscall_o32.tbl4
-rw-r--r--arch/mips/pci/ops-rc32434.c4
-rw-r--r--arch/parisc/Kconfig1
-rw-r--r--arch/parisc/kernel/sys_parisc32.c9
-rw-r--r--arch/parisc/kernel/syscalls/syscall.tbl6
-rw-r--r--arch/powerpc/crypto/.gitignore2
-rw-r--r--arch/powerpc/kernel/eeh_pe.c7
-rw-r--r--arch/powerpc/kernel/head_64.S5
-rw-r--r--arch/powerpc/kernel/syscalls/syscall.tbl6
-rw-r--r--arch/powerpc/kexec/core_64.c11
-rw-r--r--arch/powerpc/kvm/book3s_64_vio.c18
-rw-r--r--arch/powerpc/platforms/pseries/kexec.c8
-rw-r--r--arch/powerpc/platforms/pseries/pseries.h1
-rw-r--r--arch/powerpc/platforms/pseries/setup.c5
-rw-r--r--arch/riscv/boot/dts/canaan/canaan_kd233.dts7
-rw-r--r--arch/riscv/boot/dts/canaan/k210.dtsi23
-rw-r--r--arch/riscv/boot/dts/canaan/k210_generic.dts5
-rw-r--r--arch/riscv/boot/dts/canaan/sipeed_maix_bit.dts9
-rw-r--r--arch/riscv/boot/dts/canaan/sipeed_maix_dock.dts7
-rw-r--r--arch/riscv/boot/dts/canaan/sipeed_maix_go.dts9
-rw-r--r--arch/riscv/boot/dts/canaan/sipeed_maixduino.dts10
-rw-r--r--arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts1
-rw-r--r--arch/riscv/boot/dts/starfive/jh7110-common.dtsi2
-rw-r--r--arch/riscv/include/asm/insn.h2
-rw-r--r--arch/riscv/kernel/ftrace.c7
-rw-r--r--arch/riscv/kernel/machine_kexec.c10
-rw-r--r--arch/riscv/kernel/patch.c26
-rw-r--r--arch/riscv/kernel/stacktrace.c5
-rw-r--r--arch/riscv/kernel/sys_riscv.c4
-rw-r--r--arch/riscv/kvm/vcpu_pmu.c2
-rw-r--r--arch/s390/boot/startup.c11
-rw-r--r--arch/s390/configs/debug_defconfig5
-rw-r--r--arch/s390/configs/defconfig5
-rw-r--r--arch/s390/include/asm/entry-common.h2
-rw-r--r--arch/s390/include/asm/kvm_host.h1
-rw-r--r--arch/s390/kernel/syscall.c27
-rw-r--r--arch/s390/kernel/syscalls/syscall.tbl2
-rw-r--r--arch/s390/kvm/kvm-s390.c1
-rw-r--r--arch/s390/kvm/kvm-s390.h15
-rw-r--r--arch/s390/kvm/priv.c32
-rw-r--r--arch/s390/mm/pgalloc.c4
-rw-r--r--arch/s390/pci/pci_irq.c2
-rw-r--r--arch/sh/kernel/sys_sh32.c11
-rw-r--r--arch/sh/kernel/syscalls/syscall.tbl3
-rw-r--r--arch/sparc/kernel/sys32.S221
-rw-r--r--arch/sparc/kernel/syscalls/syscall.tbl8
-rw-r--r--arch/x86/entry/entry_64_compat.S14
-rw-r--r--arch/x86/entry/syscalls/syscall_32.tbl2
-rw-r--r--arch/x86/include/asm/cmpxchg_32.h12
-rw-r--r--arch/x86/include/asm/efi.h1
-rw-r--r--arch/x86/include/asm/entry-common.h15
-rw-r--r--arch/x86/include/asm/runtime-const.h61
-rw-r--r--arch/x86/kernel/cpu/resctrl/monitor.c3
-rw-r--r--arch/x86/kernel/time.c20
-rw-r--r--arch/x86/kernel/vmlinux.lds.S3
-rw-r--r--arch/x86/kvm/svm/svm.c4
-rw-r--r--arch/x86/kvm/x86.c9
-rw-r--r--arch/x86/platform/efi/memmap.c12
-rw-r--r--arch/xtensa/include/asm/current.h2
-rw-r--r--arch/xtensa/include/asm/thread_info.h2
122 files changed, 693 insertions, 528 deletions
diff --git a/arch/arm/boot/dts/nxp/imx/imx53-qsb-common.dtsi b/arch/arm/boot/dts/nxp/imx/imx53-qsb-common.dtsi
index d80440446473..05d7a462ea25 100644
--- a/arch/arm/boot/dts/nxp/imx/imx53-qsb-common.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx53-qsb-common.dtsi
@@ -85,7 +85,7 @@
};
};
- panel {
+ panel_dpi: panel {
compatible = "sii,43wvf1g";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_display_power>;
diff --git a/arch/arm/boot/dts/nxp/imx/imx53-qsb-hdmi.dtso b/arch/arm/boot/dts/nxp/imx/imx53-qsb-hdmi.dtso
index c84e9b052527..151e9cee3c87 100644
--- a/arch/arm/boot/dts/nxp/imx/imx53-qsb-hdmi.dtso
+++ b/arch/arm/boot/dts/nxp/imx/imx53-qsb-hdmi.dtso
@@ -10,8 +10,6 @@
/plugin/;
&{/} {
- /delete-node/ panel;
-
hdmi: connector-hdmi {
compatible = "hdmi-connector";
label = "hdmi";
@@ -82,6 +80,10 @@
};
};
+&panel_dpi {
+ status = "disabled";
+};
+
&tve {
status = "disabled";
};
diff --git a/arch/arm/boot/dts/rockchip/rk3066a.dtsi b/arch/arm/boot/dts/rockchip/rk3066a.dtsi
index 30139f21de64..15cbd94d7ec0 100644
--- a/arch/arm/boot/dts/rockchip/rk3066a.dtsi
+++ b/arch/arm/boot/dts/rockchip/rk3066a.dtsi
@@ -128,6 +128,7 @@
pinctrl-0 = <&hdmii2c_xfer>, <&hdmi_hpd>;
power-domains = <&power RK3066_PD_VIO>;
rockchip,grf = <&grf>;
+ #sound-dai-cells = <0>;
status = "disabled";
ports {
diff --git a/arch/arm/include/asm/efi.h b/arch/arm/include/asm/efi.h
index 78282ced5038..e408399d5f0e 100644
--- a/arch/arm/include/asm/efi.h
+++ b/arch/arm/include/asm/efi.h
@@ -14,6 +14,7 @@
#include <asm/mach/map.h>
#include <asm/mmu_context.h>
#include <asm/ptrace.h>
+#include <asm/uaccess.h>
#ifdef CONFIG_EFI
void efi_init(void);
@@ -25,6 +26,18 @@ int efi_set_mapping_permissions(struct mm_struct *mm, efi_memory_desc_t *md, boo
#define arch_efi_call_virt_setup() efi_virtmap_load()
#define arch_efi_call_virt_teardown() efi_virtmap_unload()
+#ifdef CONFIG_CPU_TTBR0_PAN
+#undef arch_efi_call_virt
+#define arch_efi_call_virt(p, f, args...) ({ \
+ unsigned int flags = uaccess_save_and_enable(); \
+ efi_status_t res = _Generic((p)->f(args), \
+ efi_status_t: (p)->f(args), \
+ default: ((p)->f(args), EFI_ABORTED)); \
+ uaccess_restore(flags); \
+ res; \
+})
+#endif
+
#define ARCH_EFI_IRQ_FLAGS_MASK \
(PSR_J_BIT | PSR_E_BIT | PSR_A_BIT | PSR_I_BIT | PSR_F_BIT | \
PSR_T_BIT | MODE_MASK)
diff --git a/arch/arm/mach-davinci/pm.c b/arch/arm/mach-davinci/pm.c
index 8aa39db095d7..2c5155bd376b 100644
--- a/arch/arm/mach-davinci/pm.c
+++ b/arch/arm/mach-davinci/pm.c
@@ -61,7 +61,7 @@ static void davinci_pm_suspend(void)
/* Configure sleep count in deep sleep register */
val = __raw_readl(pm_config.deepsleep_reg);
- val &= ~DEEPSLEEP_SLEEPCOUNT_MASK,
+ val &= ~DEEPSLEEP_SLEEPCOUNT_MASK;
val |= pm_config.sleepcount;
__raw_writel(val, pm_config.deepsleep_reg);
diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h64-remix-mini-pc.dts b/arch/arm64/boot/dts/allwinner/sun50i-h64-remix-mini-pc.dts
index c204dd43c726..ce90327e1b2e 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h64-remix-mini-pc.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h64-remix-mini-pc.dts
@@ -191,7 +191,7 @@
compatible = "x-powers,axp803";
reg = <0x3a3>;
interrupt-parent = <&r_intc>;
- interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_LOW>;
+ interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
x-powers,drive-vbus-en;
vin1-supply = <&reg_vcc5v>;
diff --git a/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi b/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi
index 4768b05fd765..98544741ce17 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm-verdin.dtsi
@@ -6,6 +6,7 @@
#include <dt-bindings/phy/phy-imx8-pcie.h>
#include <dt-bindings/pwm/pwm.h>
#include "imx8mm.dtsi"
+#include "imx8mm-overdrive.dtsi"
/ {
chosen {
@@ -935,7 +936,7 @@
/* Verdin GPIO_9_DSI (pulled-up as active-low) */
pinctrl_gpio_9_dsi: gpio9dsigrp {
fsl,pins =
- <MX8MM_IOMUXC_NAND_RE_B_GPIO3_IO15 0x146>; /* SODIMM 17 */
+ <MX8MM_IOMUXC_NAND_RE_B_GPIO3_IO15 0x1c6>; /* SODIMM 17 */
};
/* Verdin GPIO_10_DSI (pulled-up as active-low) */
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi
index 43f1d45ccc96..f5115f9e8c47 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-dhcom-som.dtsi
@@ -254,7 +254,7 @@
<&clk IMX8MP_CLK_CLKOUT2>,
<&clk IMX8MP_AUDIO_PLL2_OUT>;
assigned-clock-parents = <&clk IMX8MP_AUDIO_PLL2_OUT>;
- assigned-clock-rates = <13000000>, <13000000>, <156000000>;
+ assigned-clock-rates = <13000000>, <13000000>, <208000000>;
reset-gpios = <&gpio4 1 GPIO_ACTIVE_HIGH>;
status = "disabled";
diff --git a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw73xx.dtsi b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw73xx.dtsi
index dec57fad6828..e2b5e7ac3e46 100644
--- a/arch/arm64/boot/dts/freescale/imx8mp-venice-gw73xx.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mp-venice-gw73xx.dtsi
@@ -219,7 +219,7 @@
bluetooth {
compatible = "brcm,bcm4330-bt";
- shutdown-gpios = <&gpio4 16 GPIO_ACTIVE_HIGH>;
+ shutdown-gpios = <&gpio1 3 GPIO_ACTIVE_HIGH>;
};
};
diff --git a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
index 5c6b39c6933f..6e05361c1ffb 100644
--- a/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
+++ b/arch/arm64/boot/dts/freescale/imx8qm-mek.dts
@@ -36,7 +36,7 @@
regulator-name = "SD1_SPWR";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3000000>;
- gpio = <&lsio_gpio4 19 GPIO_ACTIVE_HIGH>;
+ gpio = <&lsio_gpio4 7 GPIO_ACTIVE_HIGH>;
enable-active-high;
};
diff --git a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
index d400d85f42a9..bd98eff4d685 100644
--- a/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-11x11-evk.dts
@@ -296,7 +296,6 @@
vmmc-supply = <&reg_usdhc2_vmmc>;
bus-width = <4>;
status = "okay";
- no-sdio;
no-mmc;
};
diff --git a/arch/arm64/boot/dts/qcom/qdu1000.dtsi b/arch/arm64/boot/dts/qcom/qdu1000.dtsi
index f2a5e2e40461..f90f03fa6a24 100644
--- a/arch/arm64/boot/dts/qcom/qdu1000.dtsi
+++ b/arch/arm64/boot/dts/qcom/qdu1000.dtsi
@@ -1459,9 +1459,23 @@
system-cache-controller@19200000 {
compatible = "qcom,qdu1000-llcc";
- reg = <0 0x19200000 0 0xd80000>,
+ reg = <0 0x19200000 0 0x80000>,
+ <0 0x19300000 0 0x80000>,
+ <0 0x19600000 0 0x80000>,
+ <0 0x19700000 0 0x80000>,
+ <0 0x19a00000 0 0x80000>,
+ <0 0x19b00000 0 0x80000>,
+ <0 0x19e00000 0 0x80000>,
+ <0 0x19f00000 0 0x80000>,
<0 0x1a200000 0 0x80000>;
reg-names = "llcc0_base",
+ "llcc1_base",
+ "llcc2_base",
+ "llcc3_base",
+ "llcc4_base",
+ "llcc5_base",
+ "llcc6_base",
+ "llcc7_base",
"llcc_broadcast_base";
interrupts = <GIC_SPI 266 IRQ_TYPE_LEVEL_HIGH>;
};
diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
index 31de73594839..1b3dc0ece54d 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
+++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
@@ -3605,7 +3605,7 @@
interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 12 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
};
pcie0: pcie@1c00000 {
diff --git a/arch/arm64/boot/dts/qcom/sc8180x.dtsi b/arch/arm64/boot/dts/qcom/sc8180x.dtsi
index 067712310560..581a70c34fd2 100644
--- a/arch/arm64/boot/dts/qcom/sc8180x.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc8180x.dtsi
@@ -2647,11 +2647,14 @@
system-cache-controller@9200000 {
compatible = "qcom,sc8180x-llcc";
- reg = <0 0x09200000 0 0x50000>, <0 0x09280000 0 0x50000>,
- <0 0x09300000 0 0x50000>, <0 0x09380000 0 0x50000>,
- <0 0x09600000 0 0x50000>;
+ reg = <0 0x09200000 0 0x58000>, <0 0x09280000 0 0x58000>,
+ <0 0x09300000 0 0x58000>, <0 0x09380000 0 0x58000>,
+ <0 0x09400000 0 0x58000>, <0 0x09480000 0 0x58000>,
+ <0 0x09500000 0 0x58000>, <0 0x09580000 0 0x58000>,
+ <0 0x09600000 0 0x58000>;
reg-names = "llcc0_base", "llcc1_base", "llcc2_base",
- "llcc3_base", "llcc_broadcast_base";
+ "llcc3_base", "llcc4_base", "llcc5_base",
+ "llcc6_base", "llcc7_base", "llcc_broadcast_base";
interrupts = <GIC_SPI 582 IRQ_TYPE_LEVEL_HIGH>;
};
diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
index 41215567b3ae..372b35fb844f 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts
@@ -977,8 +977,7 @@
reset-n-pins {
pins = "gpio99";
function = "gpio";
- output-high;
- drive-strength = <16>;
+ bias-disable;
};
};
diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
index e937732abede..4bf99b6b6e5f 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
@@ -655,15 +655,16 @@
status = "okay";
- /* FIXME: verify */
touchscreen@10 {
- compatible = "hid-over-i2c";
+ compatible = "elan,ekth5015m", "elan,ekth6915";
reg = <0x10>;
- hid-descr-addr = <0x1>;
interrupts-extended = <&tlmm 175 IRQ_TYPE_LEVEL_LOW>;
- vdd-supply = <&vreg_misc_3p3>;
- vddl-supply = <&vreg_s10b>;
+ reset-gpios = <&tlmm 99 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
+ no-reset-on-power-off;
+
+ vcc33-supply = <&vreg_misc_3p3>;
+ vccio-supply = <&vreg_misc_3p3>;
pinctrl-names = "default";
pinctrl-0 = <&ts0_default>;
@@ -1496,8 +1497,8 @@
reset-n-pins {
pins = "gpio99";
function = "gpio";
- output-high;
- drive-strength = <16>;
+ drive-strength = <2>;
+ bias-disable;
};
};
diff --git a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
index 0549ba1fbeea..59f0a850671a 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc8280xp.dtsi
@@ -4623,6 +4623,8 @@
restart@c264000 {
compatible = "qcom,pshold";
reg = <0 0x0c264000 0 0x4>;
+ /* TZ seems to block access */
+ status = "reserved";
};
tsens1: thermal-sensor@c265000 {
diff --git a/arch/arm64/boot/dts/qcom/sm6115.dtsi b/arch/arm64/boot/dts/qcom/sm6115.dtsi
index aca0a87092e4..9ed062150aaf 100644
--- a/arch/arm64/boot/dts/qcom/sm6115.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm6115.dtsi
@@ -1090,6 +1090,7 @@
power-domains = <&rpmpd SM6115_VDDCX>;
operating-points-v2 = <&sdhc1_opp_table>;
+ iommus = <&apps_smmu 0x00c0 0x0>;
interconnects = <&system_noc MASTER_SDCC_1 RPM_ALWAYS_TAG
&bimc SLAVE_EBI_CH0 RPM_ALWAYS_TAG>,
<&bimc MASTER_AMPSS_M0 RPM_ALWAYS_TAG
diff --git a/arch/arm64/boot/dts/qcom/x1e80100-crd.dts b/arch/arm64/boot/dts/qcom/x1e80100-crd.dts
index c5c2895b37c7..be6b1e7d07ce 100644
--- a/arch/arm64/boot/dts/qcom/x1e80100-crd.dts
+++ b/arch/arm64/boot/dts/qcom/x1e80100-crd.dts
@@ -49,6 +49,15 @@
stdout-path = "serial0:115200n8";
};
+ reserved-memory {
+ linux,cma {
+ compatible = "shared-dma-pool";
+ size = <0x0 0x8000000>;
+ reusable;
+ linux,cma-default;
+ };
+ };
+
sound {
compatible = "qcom,x1e80100-sndcard";
model = "X1E80100-CRD";
@@ -93,7 +102,7 @@
};
codec {
- sound-dai = <&wcd938x 1>, <&swr2 0>, <&lpass_txmacro 0>;
+ sound-dai = <&wcd938x 1>, <&swr2 1>, <&lpass_txmacro 0>;
};
platform {
@@ -744,7 +753,7 @@
wcd_tx: codec@0,3 {
compatible = "sdw20217010d00";
reg = <0 3>;
- qcom,tx-port-mapping = <1 1 2 3>;
+ qcom,tx-port-mapping = <2 2 3 4>;
};
};
diff --git a/arch/arm64/boot/dts/qcom/x1e80100-qcp.dts b/arch/arm64/boot/dts/qcom/x1e80100-qcp.dts
index 2061fbe7b75a..8f67c393b871 100644
--- a/arch/arm64/boot/dts/qcom/x1e80100-qcp.dts
+++ b/arch/arm64/boot/dts/qcom/x1e80100-qcp.dts
@@ -23,6 +23,15 @@
stdout-path = "serial0:115200n8";
};
+ reserved-memory {
+ linux,cma {
+ compatible = "shared-dma-pool";
+ size = <0x0 0x8000000>;
+ reusable;
+ linux,cma-default;
+ };
+ };
+
vph_pwr: vph-pwr-regulator {
compatible = "regulator-fixed";
diff --git a/arch/arm64/boot/dts/qcom/x1e80100.dtsi b/arch/arm64/boot/dts/qcom/x1e80100.dtsi
index 5f90a0b3c016..05e4d491ec18 100644
--- a/arch/arm64/boot/dts/qcom/x1e80100.dtsi
+++ b/arch/arm64/boot/dts/qcom/x1e80100.dtsi
@@ -2737,15 +2737,17 @@
device_type = "pci";
compatible = "qcom,pcie-x1e80100";
reg = <0 0x01bf8000 0 0x3000>,
- <0 0x70000000 0 0xf1d>,
- <0 0x70000f20 0 0xa8>,
+ <0 0x70000000 0 0xf20>,
+ <0 0x70000f40 0 0xa8>,
<0 0x70001000 0 0x1000>,
- <0 0x70100000 0 0x100000>;
+ <0 0x70100000 0 0x100000>,
+ <0 0x01bfb000 0 0x1000>;
reg-names = "parf",
"dbi",
"elbi",
"atu",
- "config";
+ "config",
+ "mhi";
#address-cells = <3>;
#size-cells = <2>;
ranges = <0x01000000 0 0x00000000 0 0x70200000 0 0x100000>,
diff --git a/arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts b/arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts
index b47fe02c33fb..079101cddd65 100644
--- a/arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3308-rock-pi-s.dts
@@ -5,6 +5,8 @@
*/
/dts-v1/;
+
+#include <dt-bindings/leds/common.h>
#include "rk3308.dtsi"
/ {
@@ -24,17 +26,21 @@
leds {
compatible = "gpio-leds";
pinctrl-names = "default";
- pinctrl-0 = <&green_led_gio>, <&heartbeat_led_gpio>;
+ pinctrl-0 = <&green_led>, <&heartbeat_led>;
green-led {
+ color = <LED_COLOR_ID_GREEN>;
default-state = "on";
+ function = LED_FUNCTION_POWER;
gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_HIGH>;
label = "rockpis:green:power";
linux,default-trigger = "default-on";
};
blue-led {
+ color = <LED_COLOR_ID_BLUE>;
default-state = "on";
+ function = LED_FUNCTION_HEARTBEAT;
gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_HIGH>;
label = "rockpis:blue:user";
linux,default-trigger = "heartbeat";
@@ -126,10 +132,12 @@
};
&emmc {
- bus-width = <4>;
cap-mmc-highspeed;
- mmc-hs200-1_8v;
+ cap-sd-highspeed;
+ no-sdio;
non-removable;
+ pinctrl-names = "default";
+ pinctrl-0 = <&emmc_bus8 &emmc_clk &emmc_cmd>;
vmmc-supply = <&vcc_io>;
status = "okay";
};
@@ -214,11 +222,11 @@
pinctrl-0 = <&rtc_32k>;
leds {
- green_led_gio: green-led-gpio {
+ green_led: green-led {
rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>;
};
- heartbeat_led_gpio: heartbeat-led-gpio {
+ heartbeat_led: heartbeat-led {
rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
};
};
diff --git a/arch/arm64/boot/dts/rockchip/rk3308.dtsi b/arch/arm64/boot/dts/rockchip/rk3308.dtsi
index 962ea893999b..c00da150a22f 100644
--- a/arch/arm64/boot/dts/rockchip/rk3308.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3308.dtsi
@@ -811,7 +811,7 @@
clocks = <&cru SCLK_I2S2_8CH_TX_OUT>,
<&cru SCLK_I2S2_8CH_RX_OUT>,
<&cru PCLK_ACODEC>;
- reset-names = "codec-reset";
+ reset-names = "codec";
resets = <&cru SRST_ACODEC_P>;
#sound-dai-cells = <0>;
status = "disabled";
diff --git a/arch/arm64/boot/dts/rockchip/rk3328-rock-pi-e.dts b/arch/arm64/boot/dts/rockchip/rk3328-rock-pi-e.dts
index f09d60bbe6c4..a608a219543e 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328-rock-pi-e.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3328-rock-pi-e.dts
@@ -241,8 +241,8 @@
rk805: pmic@18 {
compatible = "rockchip,rk805";
reg = <0x18>;
- interrupt-parent = <&gpio2>;
- interrupts = <6 IRQ_TYPE_LEVEL_LOW>;
+ interrupt-parent = <&gpio0>;
+ interrupts = <2 IRQ_TYPE_LEVEL_LOW>;
#clock-cells = <1>;
clock-output-names = "xin32k", "rk805-clkout2";
gpio-controller;
diff --git a/arch/arm64/boot/dts/rockchip/rk3368.dtsi b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
index 734f87db4d11..73618df7a889 100644
--- a/arch/arm64/boot/dts/rockchip/rk3368.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
@@ -793,6 +793,7 @@
dma-names = "tx";
pinctrl-names = "default";
pinctrl-0 = <&spdif_tx>;
+ #sound-dai-cells = <0>;
status = "disabled";
};
@@ -804,6 +805,7 @@
clocks = <&cru SCLK_I2S_2CH>, <&cru HCLK_I2S_2CH>;
dmas = <&dmac_bus 6>, <&dmac_bus 7>;
dma-names = "tx", "rx";
+ #sound-dai-cells = <0>;
status = "disabled";
};
@@ -817,6 +819,7 @@
dma-names = "tx", "rx";
pinctrl-names = "default";
pinctrl-0 = <&i2s_8ch_bus>;
+ #sound-dai-cells = <0>;
status = "disabled";
};
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi
index 789fd0dcc88b..3cd63d1e8f15 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi
@@ -450,7 +450,7 @@ ap_i2c_audio: &i2c8 {
dlg,btn-cfg = <50>;
dlg,mic-det-thr = <500>;
dlg,jack-ins-deb = <20>;
- dlg,jack-det-rate = "32ms_64ms";
+ dlg,jack-det-rate = "32_64";
dlg,jack-rem-deb = <1>;
dlg,a-d-btn-thr = <0xa>;
diff --git a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts
index 26322a358d91..b908ce006c26 100644
--- a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-b.dts
@@ -289,7 +289,7 @@
regulator-name = "vdd_gpu";
regulator-always-on;
regulator-boot-on;
- regulator-min-microvolt = <900000>;
+ regulator-min-microvolt = <500000>;
regulator-max-microvolt = <1350000>;
regulator-ramp-delay = <6001>;
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts b/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts
index 1a604429fb26..e74871491ef5 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-orangepi-5-plus.dts
@@ -444,6 +444,7 @@
&sdmmc {
bus-width = <4>;
cap-sd-highspeed;
+ cd-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_LOW>;
disable-wp;
max-frequency = <150000000>;
no-sdio;
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-quartzpro64.dts b/arch/arm64/boot/dts/rockchip/rk3588-quartzpro64.dts
index b4f22d95ac0e..e80caa36f8e4 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-quartzpro64.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-quartzpro64.dts
@@ -435,6 +435,7 @@
&sdmmc {
bus-width = <4>;
cap-sd-highspeed;
+ cd-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_LOW>;
disable-wp;
max-frequency = <150000000>;
no-sdio;
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
index b8e15b76a8a6..2e7512676b7e 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
@@ -383,6 +383,7 @@
bus-width = <4>;
cap-mmc-highspeed;
cap-sd-highspeed;
+ cd-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_LOW>;
disable-wp;
sd-uhs-sdr104;
vmmc-supply = <&vcc_3v3_s3>;
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-tiger.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-tiger.dtsi
index aebe1fedd2d8..615094bb8ba3 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-tiger.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-tiger.dtsi
@@ -344,6 +344,11 @@
};
};
+&pwm0 {
+ pinctrl-0 = <&pwm0m1_pins>;
+ pinctrl-names = "default";
+};
+
&saradc {
vref-supply = <&vcc_1v8_s0>;
status = "okay";
diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-coolpi-4b.dts b/arch/arm64/boot/dts/rockchip/rk3588s-coolpi-4b.dts
index 3b2ec1d0c542..074c316a9a69 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s-coolpi-4b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588s-coolpi-4b.dts
@@ -288,9 +288,9 @@
pinctrl-0 = <&i2c7m0_xfer>;
status = "okay";
- es8316: audio-codec@11 {
+ es8316: audio-codec@10 {
compatible = "everest,es8316";
- reg = <0x11>;
+ reg = <0x10>;
assigned-clocks = <&cru I2S0_8CH_MCLKOUT>;
assigned-clock-rates = <12288000>;
clocks = <&cru I2S0_8CH_MCLKOUT>;
diff --git a/arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts b/arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts
index 8e2a07612d17..3b9a349362db 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588s-rock-5a.dts
@@ -366,6 +366,7 @@
bus-width = <4>;
cap-mmc-highspeed;
cap-sd-highspeed;
+ cd-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_LOW>;
disable-wp;
max-frequency = <150000000>;
no-sdio;
@@ -393,6 +394,7 @@
pinctrl-0 = <&pmic_pins>, <&rk806_dvs1_null>,
<&rk806_dvs2_null>, <&rk806_dvs3_null>;
spi-max-frequency = <1000000>;
+ system-power-controller;
vcc1-supply = <&vcc5v0_sys>;
vcc2-supply = <&vcc5v0_sys>;
diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index 57a9abe78ee4..2c7bf4da0b80 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -1036,6 +1036,7 @@ CONFIG_SND_AUDIO_GRAPH_CARD2=m
CONFIG_HID_MULTITOUCH=m
CONFIG_I2C_HID_ACPI=m
CONFIG_I2C_HID_OF=m
+CONFIG_I2C_HID_OF_ELAN=m
CONFIG_USB=y
CONFIG_USB_OTG=y
CONFIG_USB_XHCI_HCD=y
diff --git a/arch/arm64/include/asm/pgtable-hwdef.h b/arch/arm64/include/asm/pgtable-hwdef.h
index 9943ff0af4c9..1f60aa1bc750 100644
--- a/arch/arm64/include/asm/pgtable-hwdef.h
+++ b/arch/arm64/include/asm/pgtable-hwdef.h
@@ -170,6 +170,7 @@
#define PTE_CONT (_AT(pteval_t, 1) << 52) /* Contiguous range */
#define PTE_PXN (_AT(pteval_t, 1) << 53) /* Privileged XN */
#define PTE_UXN (_AT(pteval_t, 1) << 54) /* User XN */
+#define PTE_SWBITS_MASK _AT(pteval_t, (BIT(63) | GENMASK(58, 55)))
#define PTE_ADDR_LOW (((_AT(pteval_t, 1) << (50 - PAGE_SHIFT)) - 1) << PAGE_SHIFT)
#ifdef CONFIG_ARM64_PA_BITS_52
diff --git a/arch/arm64/include/asm/runtime-const.h b/arch/arm64/include/asm/runtime-const.h
new file mode 100644
index 000000000000..be5915669d23
--- /dev/null
+++ b/arch/arm64/include/asm/runtime-const.h
@@ -0,0 +1,88 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_RUNTIME_CONST_H
+#define _ASM_RUNTIME_CONST_H
+
+#include <asm/cacheflush.h>
+
+/* Sigh. You can still run arm64 in BE mode */
+#include <asm/byteorder.h>
+
+#define runtime_const_ptr(sym) ({ \
+ typeof(sym) __ret; \
+ asm_inline("1:\t" \
+ "movz %0, #0xcdef\n\t" \
+ "movk %0, #0x89ab, lsl #16\n\t" \
+ "movk %0, #0x4567, lsl #32\n\t" \
+ "movk %0, #0x0123, lsl #48\n\t" \
+ ".pushsection runtime_ptr_" #sym ",\"a\"\n\t" \
+ ".long 1b - .\n\t" \
+ ".popsection" \
+ :"=r" (__ret)); \
+ __ret; })
+
+#define runtime_const_shift_right_32(val, sym) ({ \
+ unsigned long __ret; \
+ asm_inline("1:\t" \
+ "lsr %w0,%w1,#12\n\t" \
+ ".pushsection runtime_shift_" #sym ",\"a\"\n\t" \
+ ".long 1b - .\n\t" \
+ ".popsection" \
+ :"=r" (__ret) \
+ :"r" (0u+(val))); \
+ __ret; })
+
+#define runtime_const_init(type, sym) do { \
+ extern s32 __start_runtime_##type##_##sym[]; \
+ extern s32 __stop_runtime_##type##_##sym[]; \
+ runtime_const_fixup(__runtime_fixup_##type, \
+ (unsigned long)(sym), \
+ __start_runtime_##type##_##sym, \
+ __stop_runtime_##type##_##sym); \
+} while (0)
+
+/* 16-bit immediate for wide move (movz and movk) in bits 5..20 */
+static inline void __runtime_fixup_16(__le32 *p, unsigned int val)
+{
+ u32 insn = le32_to_cpu(*p);
+ insn &= 0xffe0001f;
+ insn |= (val & 0xffff) << 5;
+ *p = cpu_to_le32(insn);
+}
+
+static inline void __runtime_fixup_caches(void *where, unsigned int insns)
+{
+ unsigned long va = (unsigned long)where;
+ caches_clean_inval_pou(va, va + 4*insns);
+}
+
+static inline void __runtime_fixup_ptr(void *where, unsigned long val)
+{
+ __le32 *p = lm_alias(where);
+ __runtime_fixup_16(p, val);
+ __runtime_fixup_16(p+1, val >> 16);
+ __runtime_fixup_16(p+2, val >> 32);
+ __runtime_fixup_16(p+3, val >> 48);
+ __runtime_fixup_caches(where, 4);
+}
+
+/* Immediate value is 6 bits starting at bit #16 */
+static inline void __runtime_fixup_shift(void *where, unsigned long val)
+{
+ __le32 *p = lm_alias(where);
+ u32 insn = le32_to_cpu(*p);
+ insn &= 0xffc0ffff;
+ insn |= (val & 63) << 16;
+ *p = cpu_to_le32(insn);
+ __runtime_fixup_caches(where, 1);
+}
+
+static inline void runtime_const_fixup(void (*fn)(void *, unsigned long),
+ unsigned long val, s32 *start, s32 *end)
+{
+ while (start < end) {
+ fn(*start + (void *)start, val);
+ start++;
+ }
+}
+
+#endif
diff --git a/arch/arm64/include/asm/unistd32.h b/arch/arm64/include/asm/unistd32.h
index 266b96acc014..1386e8e751f2 100644
--- a/arch/arm64/include/asm/unistd32.h
+++ b/arch/arm64/include/asm/unistd32.h
@@ -840,7 +840,7 @@ __SYSCALL(__NR_pselect6_time64, compat_sys_pselect6_time64)
#define __NR_ppoll_time64 414
__SYSCALL(__NR_ppoll_time64, compat_sys_ppoll_time64)
#define __NR_io_pgetevents_time64 416
-__SYSCALL(__NR_io_pgetevents_time64, sys_io_pgetevents)
+__SYSCALL(__NR_io_pgetevents_time64, compat_sys_io_pgetevents_time64)
#define __NR_recvmmsg_time64 417
__SYSCALL(__NR_recvmmsg_time64, compat_sys_recvmmsg_time64)
#define __NR_mq_timedsend_time64 418
diff --git a/arch/arm64/kernel/efi.c b/arch/arm64/kernel/efi.c
index 4a92096db34e..712718aed5dd 100644
--- a/arch/arm64/kernel/efi.c
+++ b/arch/arm64/kernel/efi.c
@@ -9,6 +9,7 @@
#include <linux/efi.h>
#include <linux/init.h>
+#include <linux/kmemleak.h>
#include <linux/screen_info.h>
#include <linux/vmalloc.h>
@@ -213,6 +214,7 @@ l: if (!p) {
return -ENOMEM;
}
+ kmemleak_not_leak(p);
efi_rt_stack_top = p + THREAD_SIZE;
return 0;
}
diff --git a/arch/arm64/kernel/pi/map_kernel.c b/arch/arm64/kernel/pi/map_kernel.c
index 5fa08e13e17e..f374a3e5a5fe 100644
--- a/arch/arm64/kernel/pi/map_kernel.c
+++ b/arch/arm64/kernel/pi/map_kernel.c
@@ -173,7 +173,7 @@ static void __init remap_idmap_for_lpa2(void)
* Don't bother with the FDT, we no longer need it after this.
*/
memset(init_idmap_pg_dir, 0,
- (u64)init_idmap_pg_dir - (u64)init_idmap_pg_end);
+ (u64)init_idmap_pg_end - (u64)init_idmap_pg_dir);
create_init_idmap(init_idmap_pg_dir, mask);
dsb(ishst);
diff --git a/arch/arm64/kernel/syscall.c b/arch/arm64/kernel/syscall.c
index ad198262b981..7230f6e20ab8 100644
--- a/arch/arm64/kernel/syscall.c
+++ b/arch/arm64/kernel/syscall.c
@@ -53,17 +53,15 @@ static void invoke_syscall(struct pt_regs *regs, unsigned int scno,
syscall_set_return_value(current, regs, 0, ret);
/*
- * Ultimately, this value will get limited by KSTACK_OFFSET_MAX(),
- * but not enough for arm64 stack utilization comfort. To keep
- * reasonable stack head room, reduce the maximum offset to 9 bits.
+ * This value will get limited by KSTACK_OFFSET_MAX(), which is 10
+ * bits. The actual entropy will be further reduced by the compiler
+ * when applying stack alignment constraints: the AAPCS mandates a
+ * 16-byte aligned SP at function boundaries, which will remove the
+ * 4 low bits from any entropy chosen here.
*
- * The actual entropy will be further reduced by the compiler when
- * applying stack alignment constraints: the AAPCS mandates a
- * 16-byte (i.e. 4-bit) aligned SP at function boundaries.
- *
- * The resulting 5 bits of entropy is seen in SP[8:4].
+ * The resulting 6 bits of entropy is seen in SP[9:4].
*/
- choose_random_kstack_offset(get_random_u16() & 0x1FF);
+ choose_random_kstack_offset(get_random_u16());
}
static inline bool has_syscall_work(unsigned long flags)
diff --git a/arch/arm64/kernel/vmlinux.lds.S b/arch/arm64/kernel/vmlinux.lds.S
index 755a22d4f840..55a8e310ea12 100644
--- a/arch/arm64/kernel/vmlinux.lds.S
+++ b/arch/arm64/kernel/vmlinux.lds.S
@@ -264,6 +264,9 @@ SECTIONS
EXIT_DATA
}
+ RUNTIME_CONST(shift, d_hash_shift)
+ RUNTIME_CONST(ptr, dentry_hashtable)
+
PERCPU_SECTION(L1_CACHE_BYTES)
HYPERVISOR_PERCPU_SECTION
diff --git a/arch/arm64/kvm/hyp/nvhe/ffa.c b/arch/arm64/kvm/hyp/nvhe/ffa.c
index 02746f9d0980..efb053af331c 100644
--- a/arch/arm64/kvm/hyp/nvhe/ffa.c
+++ b/arch/arm64/kvm/hyp/nvhe/ffa.c
@@ -177,6 +177,14 @@ static void ffa_retrieve_req(struct arm_smccc_res *res, u32 len)
res);
}
+static void ffa_rx_release(struct arm_smccc_res *res)
+{
+ arm_smccc_1_1_smc(FFA_RX_RELEASE,
+ 0, 0,
+ 0, 0, 0, 0, 0,
+ res);
+}
+
static void do_ffa_rxtx_map(struct arm_smccc_res *res,
struct kvm_cpu_context *ctxt)
{
@@ -543,16 +551,19 @@ static void do_ffa_mem_reclaim(struct arm_smccc_res *res,
if (WARN_ON(offset > len ||
fraglen > KVM_FFA_MBOX_NR_PAGES * PAGE_SIZE)) {
ret = FFA_RET_ABORTED;
+ ffa_rx_release(res);
goto out_unlock;
}
if (len > ffa_desc_buf.len) {
ret = FFA_RET_NO_MEMORY;
+ ffa_rx_release(res);
goto out_unlock;
}
buf = ffa_desc_buf.buf;
memcpy(buf, hyp_buffers.rx, fraglen);
+ ffa_rx_release(res);
for (fragoff = fraglen; fragoff < len; fragoff += fraglen) {
ffa_mem_frag_rx(res, handle_lo, handle_hi, fragoff);
@@ -563,6 +574,7 @@ static void do_ffa_mem_reclaim(struct arm_smccc_res *res,
fraglen = res->a3;
memcpy((void *)buf + fragoff, hyp_buffers.rx, fraglen);
+ ffa_rx_release(res);
}
ffa_mem_reclaim(res, handle_lo, handle_hi, flags);
diff --git a/arch/arm64/kvm/vgic/vgic-init.c b/arch/arm64/kvm/vgic/vgic-init.c
index 8f5b7a3e7009..7f68cf58b978 100644
--- a/arch/arm64/kvm/vgic/vgic-init.c
+++ b/arch/arm64/kvm/vgic/vgic-init.c
@@ -391,7 +391,7 @@ static void kvm_vgic_dist_destroy(struct kvm *kvm)
if (dist->vgic_model == KVM_DEV_TYPE_ARM_VGIC_V3) {
list_for_each_entry_safe(rdreg, next, &dist->rd_regions, list)
- vgic_v3_free_redist_region(rdreg);
+ vgic_v3_free_redist_region(kvm, rdreg);
INIT_LIST_HEAD(&dist->rd_regions);
} else {
dist->vgic_cpu_base = VGIC_ADDR_UNDEF;
diff --git a/arch/arm64/kvm/vgic/vgic-mmio-v3.c b/arch/arm64/kvm/vgic/vgic-mmio-v3.c
index a3983a631b5a..9e50928f5d7d 100644
--- a/arch/arm64/kvm/vgic/vgic-mmio-v3.c
+++ b/arch/arm64/kvm/vgic/vgic-mmio-v3.c
@@ -919,8 +919,19 @@ free:
return ret;
}
-void vgic_v3_free_redist_region(struct vgic_redist_region *rdreg)
+void vgic_v3_free_redist_region(struct kvm *kvm, struct vgic_redist_region *rdreg)
{
+ struct kvm_vcpu *vcpu;
+ unsigned long c;
+
+ lockdep_assert_held(&kvm->arch.config_lock);
+
+ /* Garbage collect the region */
+ kvm_for_each_vcpu(c, vcpu, kvm) {
+ if (vcpu->arch.vgic_cpu.rdreg == rdreg)
+ vcpu->arch.vgic_cpu.rdreg = NULL;
+ }
+
list_del(&rdreg->list);
kfree(rdreg);
}
@@ -945,7 +956,7 @@ int vgic_v3_set_redist_base(struct kvm *kvm, u32 index, u64 addr, u32 count)
mutex_lock(&kvm->arch.config_lock);
rdreg = vgic_v3_rdist_region_from_index(kvm, index);
- vgic_v3_free_redist_region(rdreg);
+ vgic_v3_free_redist_region(kvm, rdreg);
mutex_unlock(&kvm->arch.config_lock);
return ret;
}
diff --git a/arch/arm64/kvm/vgic/vgic.h b/arch/arm64/kvm/vgic/vgic.h
index 6106ebd5ba42..03d356a12377 100644
--- a/arch/arm64/kvm/vgic/vgic.h
+++ b/arch/arm64/kvm/vgic/vgic.h
@@ -316,7 +316,7 @@ vgic_v3_rd_region_size(struct kvm *kvm, struct vgic_redist_region *rdreg)
struct vgic_redist_region *vgic_v3_rdist_region_from_index(struct kvm *kvm,
u32 index);
-void vgic_v3_free_redist_region(struct vgic_redist_region *rdreg);
+void vgic_v3_free_redist_region(struct kvm *kvm, struct vgic_redist_region *rdreg);
bool vgic_v3_rdist_overlap(struct kvm *kvm, gpa_t base, size_t size);
diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index c927e9312f10..353ea5dc32b8 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -124,7 +124,8 @@ bool pgattr_change_is_safe(u64 old, u64 new)
* The following mapping attributes may be updated in live
* kernel mappings without the need for break-before-make.
*/
- pteval_t mask = PTE_PXN | PTE_RDONLY | PTE_WRITE | PTE_NG;
+ pteval_t mask = PTE_PXN | PTE_RDONLY | PTE_WRITE | PTE_NG |
+ PTE_SWBITS_MASK;
/* creating or taking down mappings is always safe */
if (!pte_valid(__pte(old)) || !pte_valid(__pte(new)))
diff --git a/arch/csky/include/uapi/asm/unistd.h b/arch/csky/include/uapi/asm/unistd.h
index 7ff6a2466af1..e0594b6370a6 100644
--- a/arch/csky/include/uapi/asm/unistd.h
+++ b/arch/csky/include/uapi/asm/unistd.h
@@ -6,6 +6,7 @@
#define __ARCH_WANT_SYS_CLONE3
#define __ARCH_WANT_SET_GET_RLIMIT
#define __ARCH_WANT_TIME32_SYSCALLS
+#define __ARCH_WANT_SYNC_FILE_RANGE2
#include <asm-generic/unistd.h>
#define __NR_set_thread_area (__NR_arch_specific_syscall + 0)
diff --git a/arch/csky/kernel/syscall.c b/arch/csky/kernel/syscall.c
index 3d30e58a45d2..4540a271ee39 100644
--- a/arch/csky/kernel/syscall.c
+++ b/arch/csky/kernel/syscall.c
@@ -20,7 +20,7 @@ SYSCALL_DEFINE6(mmap2,
unsigned long, prot,
unsigned long, flags,
unsigned long, fd,
- off_t, offset)
+ unsigned long, offset)
{
if (unlikely(offset & (~PAGE_MASK >> 12)))
return -EINVAL;
diff --git a/arch/hexagon/include/asm/syscalls.h b/arch/hexagon/include/asm/syscalls.h
new file mode 100644
index 000000000000..40f2d08bec92
--- /dev/null
+++ b/arch/hexagon/include/asm/syscalls.h
@@ -0,0 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+
+#include <asm-generic/syscalls.h>
+
+asmlinkage long sys_hexagon_fadvise64_64(int fd, int advice,
+ u32 a2, u32 a3, u32 a4, u32 a5);
diff --git a/arch/hexagon/include/uapi/asm/unistd.h b/arch/hexagon/include/uapi/asm/unistd.h
index 432c4db1b623..21ae22306b5d 100644
--- a/arch/hexagon/include/uapi/asm/unistd.h
+++ b/arch/hexagon/include/uapi/asm/unistd.h
@@ -36,5 +36,6 @@
#define __ARCH_WANT_SYS_VFORK
#define __ARCH_WANT_SYS_FORK
#define __ARCH_WANT_TIME32_SYSCALLS
+#define __ARCH_WANT_SYNC_FILE_RANGE2
#include <asm-generic/unistd.h>
diff --git a/arch/hexagon/kernel/syscalltab.c b/arch/hexagon/kernel/syscalltab.c
index 0fadd582cfc7..5d98bdc494ec 100644
--- a/arch/hexagon/kernel/syscalltab.c
+++ b/arch/hexagon/kernel/syscalltab.c
@@ -14,6 +14,13 @@
#undef __SYSCALL
#define __SYSCALL(nr, call) [nr] = (call),
+SYSCALL_DEFINE6(hexagon_fadvise64_64, int, fd, int, advice,
+ SC_ARG64(offset), SC_ARG64(len))
+{
+ return ksys_fadvise64_64(fd, SC_VAL64(loff_t, offset), SC_VAL64(loff_t, len), advice);
+}
+#define sys_fadvise64_64 sys_hexagon_fadvise64_64
+
void *sys_call_table[__NR_syscalls] = {
#include <asm/unistd.h>
};
diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig
index e38139c576ee..ddc042895d01 100644
--- a/arch/loongarch/Kconfig
+++ b/arch/loongarch/Kconfig
@@ -143,7 +143,7 @@ config LOONGARCH
select HAVE_LIVEPATCH
select HAVE_MOD_ARCH_SPECIFIC
select HAVE_NMI
- select HAVE_OBJTOOL if AS_HAS_EXPLICIT_RELOCS
+ select HAVE_OBJTOOL if AS_HAS_EXPLICIT_RELOCS && AS_HAS_THIN_ADD_SUB && !CC_IS_CLANG
select HAVE_PCI
select HAVE_PERF_EVENTS
select HAVE_PERF_REGS
@@ -261,6 +261,9 @@ config AS_HAS_EXPLICIT_RELOCS
config AS_HAS_FCSR_CLASS
def_bool $(as-instr,movfcsr2gr \$t0$(comma)\$fcsr0)
+config AS_HAS_THIN_ADD_SUB
+ def_bool $(cc-option,-Wa$(comma)-mthin-add-sub)
+
config AS_HAS_LSX_EXTENSION
def_bool $(as-instr,vld \$vr0$(comma)\$a0$(comma)0)
diff --git a/arch/loongarch/Kconfig.debug b/arch/loongarch/Kconfig.debug
index 98d60630c3d4..8b2ce5b5d43e 100644
--- a/arch/loongarch/Kconfig.debug
+++ b/arch/loongarch/Kconfig.debug
@@ -28,6 +28,7 @@ config UNWINDER_PROLOGUE
config UNWINDER_ORC
bool "ORC unwinder"
+ depends on HAVE_OBJTOOL
select OBJTOOL
help
This option enables the ORC (Oops Rewind Capability) unwinder for
diff --git a/arch/loongarch/include/asm/hw_breakpoint.h b/arch/loongarch/include/asm/hw_breakpoint.h
index 21447fb1efc7..d78330916bd1 100644
--- a/arch/loongarch/include/asm/hw_breakpoint.h
+++ b/arch/loongarch/include/asm/hw_breakpoint.h
@@ -75,6 +75,8 @@ do { \
#define CSR_MWPC_NUM 0x3f
#define CTRL_PLV_ENABLE 0x1e
+#define CTRL_PLV0_ENABLE 0x02
+#define CTRL_PLV3_ENABLE 0x10
#define MWPnCFG3_LoadEn 8
#define MWPnCFG3_StoreEn 9
@@ -101,7 +103,7 @@ struct perf_event;
struct perf_event_attr;
extern int arch_bp_generic_fields(struct arch_hw_breakpoint_ctrl ctrl,
- int *gen_len, int *gen_type, int *offset);
+ int *gen_len, int *gen_type);
extern int arch_check_bp_in_kernelspace(struct arch_hw_breakpoint *hw);
extern int hw_breakpoint_arch_parse(struct perf_event *bp,
const struct perf_event_attr *attr,
diff --git a/arch/loongarch/kernel/hw_breakpoint.c b/arch/loongarch/kernel/hw_breakpoint.c
index fc55c4de2a11..621ad7634df7 100644
--- a/arch/loongarch/kernel/hw_breakpoint.c
+++ b/arch/loongarch/kernel/hw_breakpoint.c
@@ -174,11 +174,21 @@ void flush_ptrace_hw_breakpoint(struct task_struct *tsk)
static int hw_breakpoint_control(struct perf_event *bp,
enum hw_breakpoint_ops ops)
{
- u32 ctrl;
+ u32 ctrl, privilege;
int i, max_slots, enable;
+ struct pt_regs *regs;
struct perf_event **slots;
struct arch_hw_breakpoint *info = counter_arch_bp(bp);
+ if (arch_check_bp_in_kernelspace(info))
+ privilege = CTRL_PLV0_ENABLE;
+ else
+ privilege = CTRL_PLV3_ENABLE;
+
+ /* Whether bp belongs to a task. */
+ if (bp->hw.target)
+ regs = task_pt_regs(bp->hw.target);
+
if (info->ctrl.type == LOONGARCH_BREAKPOINT_EXECUTE) {
/* Breakpoint */
slots = this_cpu_ptr(bp_on_reg);
@@ -197,31 +207,38 @@ static int hw_breakpoint_control(struct perf_event *bp,
switch (ops) {
case HW_BREAKPOINT_INSTALL:
/* Set the FWPnCFG/MWPnCFG 1~4 register. */
- write_wb_reg(CSR_CFG_ADDR, i, 0, info->address);
- write_wb_reg(CSR_CFG_ADDR, i, 1, info->address);
- write_wb_reg(CSR_CFG_MASK, i, 0, info->mask);
- write_wb_reg(CSR_CFG_MASK, i, 1, info->mask);
- write_wb_reg(CSR_CFG_ASID, i, 0, 0);
- write_wb_reg(CSR_CFG_ASID, i, 1, 0);
if (info->ctrl.type == LOONGARCH_BREAKPOINT_EXECUTE) {
- write_wb_reg(CSR_CFG_CTRL, i, 0, CTRL_PLV_ENABLE);
+ write_wb_reg(CSR_CFG_ADDR, i, 0, info->address);
+ write_wb_reg(CSR_CFG_MASK, i, 0, info->mask);
+ write_wb_reg(CSR_CFG_ASID, i, 0, 0);
+ write_wb_reg(CSR_CFG_CTRL, i, 0, privilege);
} else {
+ write_wb_reg(CSR_CFG_ADDR, i, 1, info->address);
+ write_wb_reg(CSR_CFG_MASK, i, 1, info->mask);
+ write_wb_reg(CSR_CFG_ASID, i, 1, 0);
ctrl = encode_ctrl_reg(info->ctrl);
- write_wb_reg(CSR_CFG_CTRL, i, 1, ctrl | CTRL_PLV_ENABLE);
+ write_wb_reg(CSR_CFG_CTRL, i, 1, ctrl | privilege);
}
enable = csr_read64(LOONGARCH_CSR_CRMD);
csr_write64(CSR_CRMD_WE | enable, LOONGARCH_CSR_CRMD);
+ if (bp->hw.target)
+ regs->csr_prmd |= CSR_PRMD_PWE;
break;
case HW_BREAKPOINT_UNINSTALL:
/* Reset the FWPnCFG/MWPnCFG 1~4 register. */
- write_wb_reg(CSR_CFG_ADDR, i, 0, 0);
- write_wb_reg(CSR_CFG_ADDR, i, 1, 0);
- write_wb_reg(CSR_CFG_MASK, i, 0, 0);
- write_wb_reg(CSR_CFG_MASK, i, 1, 0);
- write_wb_reg(CSR_CFG_CTRL, i, 0, 0);
- write_wb_reg(CSR_CFG_CTRL, i, 1, 0);
- write_wb_reg(CSR_CFG_ASID, i, 0, 0);
- write_wb_reg(CSR_CFG_ASID, i, 1, 0);
+ if (info->ctrl.type == LOONGARCH_BREAKPOINT_EXECUTE) {
+ write_wb_reg(CSR_CFG_ADDR, i, 0, 0);
+ write_wb_reg(CSR_CFG_MASK, i, 0, 0);
+ write_wb_reg(CSR_CFG_CTRL, i, 0, 0);
+ write_wb_reg(CSR_CFG_ASID, i, 0, 0);
+ } else {
+ write_wb_reg(CSR_CFG_ADDR, i, 1, 0);
+ write_wb_reg(CSR_CFG_MASK, i, 1, 0);
+ write_wb_reg(CSR_CFG_CTRL, i, 1, 0);
+ write_wb_reg(CSR_CFG_ASID, i, 1, 0);
+ }
+ if (bp->hw.target)
+ regs->csr_prmd &= ~CSR_PRMD_PWE;
break;
}
@@ -283,7 +300,7 @@ int arch_check_bp_in_kernelspace(struct arch_hw_breakpoint *hw)
* to generic breakpoint descriptions.
*/
int arch_bp_generic_fields(struct arch_hw_breakpoint_ctrl ctrl,
- int *gen_len, int *gen_type, int *offset)
+ int *gen_len, int *gen_type)
{
/* Type */
switch (ctrl.type) {
@@ -303,11 +320,6 @@ int arch_bp_generic_fields(struct arch_hw_breakpoint_ctrl ctrl,
return -EINVAL;
}
- if (!ctrl.len)
- return -EINVAL;
-
- *offset = __ffs(ctrl.len);
-
/* Len */
switch (ctrl.len) {
case LOONGARCH_BREAKPOINT_LEN_1:
@@ -386,21 +398,17 @@ int hw_breakpoint_arch_parse(struct perf_event *bp,
struct arch_hw_breakpoint *hw)
{
int ret;
- u64 alignment_mask, offset;
+ u64 alignment_mask;
/* Build the arch_hw_breakpoint. */
ret = arch_build_bp_info(bp, attr, hw);
if (ret)
return ret;
- if (hw->ctrl.type != LOONGARCH_BREAKPOINT_EXECUTE)
- alignment_mask = 0x7;
- else
+ if (hw->ctrl.type == LOONGARCH_BREAKPOINT_EXECUTE) {
alignment_mask = 0x3;
- offset = hw->address & alignment_mask;
-
- hw->address &= ~alignment_mask;
- hw->ctrl.len <<= offset;
+ hw->address &= ~alignment_mask;
+ }
return 0;
}
@@ -471,12 +479,15 @@ void breakpoint_handler(struct pt_regs *regs)
slots = this_cpu_ptr(bp_on_reg);
for (i = 0; i < boot_cpu_data.watch_ireg_count; ++i) {
- bp = slots[i];
- if (bp == NULL)
- continue;
- perf_bp_event(bp, regs);
+ if ((csr_read32(LOONGARCH_CSR_FWPS) & (0x1 << i))) {
+ bp = slots[i];
+ if (bp == NULL)
+ continue;
+ perf_bp_event(bp, regs);
+ csr_write32(0x1 << i, LOONGARCH_CSR_FWPS);
+ update_bp_registers(regs, 0, 0);
+ }
}
- update_bp_registers(regs, 0, 0);
}
NOKPROBE_SYMBOL(breakpoint_handler);
@@ -488,12 +499,15 @@ void watchpoint_handler(struct pt_regs *regs)
slots = this_cpu_ptr(wp_on_reg);
for (i = 0; i < boot_cpu_data.watch_dreg_count; ++i) {
- wp = slots[i];
- if (wp == NULL)
- continue;
- perf_bp_event(wp, regs);
+ if ((csr_read32(LOONGARCH_CSR_MWPS) & (0x1 << i))) {
+ wp = slots[i];
+ if (wp == NULL)
+ continue;
+ perf_bp_event(wp, regs);
+ csr_write32(0x1 << i, LOONGARCH_CSR_MWPS);
+ update_bp_registers(regs, 0, 1);
+ }
}
- update_bp_registers(regs, 0, 1);
}
NOKPROBE_SYMBOL(watchpoint_handler);
diff --git a/arch/loongarch/kernel/ptrace.c b/arch/loongarch/kernel/ptrace.c
index c114c5ef1332..200109de1971 100644
--- a/arch/loongarch/kernel/ptrace.c
+++ b/arch/loongarch/kernel/ptrace.c
@@ -494,28 +494,14 @@ static int ptrace_hbp_fill_attr_ctrl(unsigned int note_type,
struct arch_hw_breakpoint_ctrl ctrl,
struct perf_event_attr *attr)
{
- int err, len, type, offset;
+ int err, len, type;
- err = arch_bp_generic_fields(ctrl, &len, &type, &offset);
+ err = arch_bp_generic_fields(ctrl, &len, &type);
if (err)
return err;
- switch (note_type) {
- case NT_LOONGARCH_HW_BREAK:
- if ((type & HW_BREAKPOINT_X) != type)
- return -EINVAL;
- break;
- case NT_LOONGARCH_HW_WATCH:
- if ((type & HW_BREAKPOINT_RW) != type)
- return -EINVAL;
- break;
- default:
- return -EINVAL;
- }
-
attr->bp_len = len;
attr->bp_type = type;
- attr->bp_addr += offset;
return 0;
}
@@ -609,10 +595,27 @@ static int ptrace_hbp_set_ctrl(unsigned int note_type,
return PTR_ERR(bp);
attr = bp->attr;
- decode_ctrl_reg(uctrl, &ctrl);
- err = ptrace_hbp_fill_attr_ctrl(note_type, ctrl, &attr);
- if (err)
- return err;
+
+ switch (note_type) {
+ case NT_LOONGARCH_HW_BREAK:
+ ctrl.type = LOONGARCH_BREAKPOINT_EXECUTE;
+ ctrl.len = LOONGARCH_BREAKPOINT_LEN_4;
+ break;
+ case NT_LOONGARCH_HW_WATCH:
+ decode_ctrl_reg(uctrl, &ctrl);
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ if (uctrl & CTRL_PLV_ENABLE) {
+ err = ptrace_hbp_fill_attr_ctrl(note_type, ctrl, &attr);
+ if (err)
+ return err;
+ attr.disabled = 0;
+ } else {
+ attr.disabled = 1;
+ }
return modify_user_hw_breakpoint(bp, &attr);
}
@@ -643,6 +646,10 @@ static int ptrace_hbp_set_addr(unsigned int note_type,
struct perf_event *bp;
struct perf_event_attr attr;
+ /* Kernel-space address cannot be monitored by user-space */
+ if ((unsigned long)addr >= XKPRANGE)
+ return -EINVAL;
+
bp = ptrace_hbp_get_initialised_bp(note_type, tsk, idx);
if (IS_ERR(bp))
return PTR_ERR(bp);
diff --git a/arch/loongarch/kernel/syscall.c b/arch/loongarch/kernel/syscall.c
index b4c5acd7aa3b..8801611143ab 100644
--- a/arch/loongarch/kernel/syscall.c
+++ b/arch/loongarch/kernel/syscall.c
@@ -22,7 +22,7 @@
#define __SYSCALL(nr, call) [nr] = (call),
SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len, unsigned long,
- prot, unsigned long, flags, unsigned long, fd, off_t, offset)
+ prot, unsigned long, flags, unsigned long, fd, unsigned long, offset)
{
if (offset & ~PAGE_MASK)
return -EINVAL;
diff --git a/arch/loongarch/kvm/exit.c b/arch/loongarch/kvm/exit.c
index c86e099af5ca..a68573e091c0 100644
--- a/arch/loongarch/kvm/exit.c
+++ b/arch/loongarch/kvm/exit.c
@@ -761,7 +761,7 @@ static void kvm_handle_service(struct kvm_vcpu *vcpu)
default:
ret = KVM_HCALL_INVALID_CODE;
break;
- };
+ }
kvm_write_reg(vcpu, LOONGARCH_GPR_A0, ret);
}
diff --git a/arch/microblaze/kernel/sys_microblaze.c b/arch/microblaze/kernel/sys_microblaze.c
index ed9f34da1a2a..0850b099f300 100644
--- a/arch/microblaze/kernel/sys_microblaze.c
+++ b/arch/microblaze/kernel/sys_microblaze.c
@@ -35,7 +35,7 @@
SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len,
unsigned long, prot, unsigned long, flags, unsigned long, fd,
- off_t, pgoff)
+ unsigned long, pgoff)
{
if (pgoff & ~PAGE_MASK)
return -EINVAL;
diff --git a/arch/mips/bmips/setup.c b/arch/mips/bmips/setup.c
index ec180ab92eaa..66a8ba19c287 100644
--- a/arch/mips/bmips/setup.c
+++ b/arch/mips/bmips/setup.c
@@ -110,7 +110,8 @@ static void bcm6358_quirks(void)
* RAC flush causes kernel panics on BCM6358 when booting from TP1
* because the bootloader is not initializing it properly.
*/
- bmips_rac_flush_disable = !!(read_c0_brcm_cmt_local() & (1 << 31));
+ bmips_rac_flush_disable = !!(read_c0_brcm_cmt_local() & (1 << 31)) ||
+ !!BMIPS_GET_CBR();
}
static void bcm6368_quirks(void)
diff --git a/arch/mips/include/asm/mipsmtregs.h b/arch/mips/include/asm/mipsmtregs.h
index 30e86861c206..b1ee3c48e84b 100644
--- a/arch/mips/include/asm/mipsmtregs.h
+++ b/arch/mips/include/asm/mipsmtregs.h
@@ -322,7 +322,7 @@ static inline void ehb(void)
" .set push \n" \
" .set "MIPS_ISA_LEVEL" \n" \
_ASM_SET_MFTC0 \
- " mftc0 $1, " #rt ", " #sel " \n" \
+ " mftc0 %0, " #rt ", " #sel " \n" \
_ASM_UNSET_MFTC0 \
" .set pop \n" \
: "=r" (__res)); \
diff --git a/arch/mips/kernel/syscalls/syscall_n32.tbl b/arch/mips/kernel/syscalls/syscall_n32.tbl
index cc869f5d5693..953f5b7dc723 100644
--- a/arch/mips/kernel/syscalls/syscall_n32.tbl
+++ b/arch/mips/kernel/syscalls/syscall_n32.tbl
@@ -354,7 +354,7 @@
412 n32 utimensat_time64 sys_utimensat
413 n32 pselect6_time64 compat_sys_pselect6_time64
414 n32 ppoll_time64 compat_sys_ppoll_time64
-416 n32 io_pgetevents_time64 sys_io_pgetevents
+416 n32 io_pgetevents_time64 compat_sys_io_pgetevents_time64
417 n32 recvmmsg_time64 compat_sys_recvmmsg_time64
418 n32 mq_timedsend_time64 sys_mq_timedsend
419 n32 mq_timedreceive_time64 sys_mq_timedreceive
diff --git a/arch/mips/kernel/syscalls/syscall_o32.tbl b/arch/mips/kernel/syscalls/syscall_o32.tbl
index 008ebe60263e..2439a2491cff 100644
--- a/arch/mips/kernel/syscalls/syscall_o32.tbl
+++ b/arch/mips/kernel/syscalls/syscall_o32.tbl
@@ -27,7 +27,7 @@
17 o32 break sys_ni_syscall
# 18 was sys_stat
18 o32 unused18 sys_ni_syscall
-19 o32 lseek sys_lseek
+19 o32 lseek sys_lseek compat_sys_lseek
20 o32 getpid sys_getpid
21 o32 mount sys_mount
22 o32 umount sys_oldumount
@@ -403,7 +403,7 @@
412 o32 utimensat_time64 sys_utimensat sys_utimensat
413 o32 pselect6_time64 sys_pselect6 compat_sys_pselect6_time64
414 o32 ppoll_time64 sys_ppoll compat_sys_ppoll_time64
-416 o32 io_pgetevents_time64 sys_io_pgetevents sys_io_pgetevents
+416 o32 io_pgetevents_time64 sys_io_pgetevents compat_sys_io_pgetevents_time64
417 o32 recvmmsg_time64 sys_recvmmsg compat_sys_recvmmsg_time64
418 o32 mq_timedsend_time64 sys_mq_timedsend sys_mq_timedsend
419 o32 mq_timedreceive_time64 sys_mq_timedreceive sys_mq_timedreceive
diff --git a/arch/mips/pci/ops-rc32434.c b/arch/mips/pci/ops-rc32434.c
index 874ed6df9768..34b9323bdabb 100644
--- a/arch/mips/pci/ops-rc32434.c
+++ b/arch/mips/pci/ops-rc32434.c
@@ -112,8 +112,8 @@ retry:
* gives them time to settle
*/
if (where == PCI_VENDOR_ID) {
- if (ret == 0xffffffff || ret == 0x00000000 ||
- ret == 0x0000ffff || ret == 0xffff0000) {
+ if (*val == 0xffffffff || *val == 0x00000000 ||
+ *val == 0x0000ffff || *val == 0xffff0000) {
if (delay > 4)
return 0;
delay *= 2;
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index daafeb20f993..dc9b902de8ea 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -16,6 +16,7 @@ config PARISC
select ARCH_HAS_UBSAN
select ARCH_HAS_PTE_SPECIAL
select ARCH_NO_SG_CHAIN
+ select ARCH_SPLIT_ARG64 if !64BIT
select ARCH_SUPPORTS_HUGETLBFS if PA20
select ARCH_SUPPORTS_MEMORY_FAILURE
select ARCH_STACKWALK
diff --git a/arch/parisc/kernel/sys_parisc32.c b/arch/parisc/kernel/sys_parisc32.c
index 2a12a547b447..826c8e51b585 100644
--- a/arch/parisc/kernel/sys_parisc32.c
+++ b/arch/parisc/kernel/sys_parisc32.c
@@ -23,12 +23,3 @@ asmlinkage long sys32_unimplemented(int r26, int r25, int r24, int r23,
current->comm, current->pid, r20);
return -ENOSYS;
}
-
-asmlinkage long sys32_fanotify_mark(compat_int_t fanotify_fd, compat_uint_t flags,
- compat_uint_t mask0, compat_uint_t mask1, compat_int_t dfd,
- const char __user * pathname)
-{
- return sys_fanotify_mark(fanotify_fd, flags,
- ((__u64)mask1 << 32) | mask0,
- dfd, pathname);
-}
diff --git a/arch/parisc/kernel/syscalls/syscall.tbl b/arch/parisc/kernel/syscalls/syscall.tbl
index b13c21373974..66dc406b12e4 100644
--- a/arch/parisc/kernel/syscalls/syscall.tbl
+++ b/arch/parisc/kernel/syscalls/syscall.tbl
@@ -108,7 +108,7 @@
95 common fchown sys_fchown
96 common getpriority sys_getpriority
97 common setpriority sys_setpriority
-98 common recv sys_recv
+98 common recv sys_recv compat_sys_recv
99 common statfs sys_statfs compat_sys_statfs
100 common fstatfs sys_fstatfs compat_sys_fstatfs
101 common stat64 sys_stat64
@@ -135,7 +135,7 @@
120 common clone sys_clone_wrapper
121 common setdomainname sys_setdomainname
122 common sendfile sys_sendfile compat_sys_sendfile
-123 common recvfrom sys_recvfrom
+123 common recvfrom sys_recvfrom compat_sys_recvfrom
124 32 adjtimex sys_adjtimex_time32
124 64 adjtimex sys_adjtimex
125 common mprotect sys_mprotect
@@ -364,7 +364,7 @@
320 common accept4 sys_accept4
321 common prlimit64 sys_prlimit64
322 common fanotify_init sys_fanotify_init
-323 common fanotify_mark sys_fanotify_mark sys32_fanotify_mark
+323 common fanotify_mark sys_fanotify_mark compat_sys_fanotify_mark
324 32 clock_adjtime sys_clock_adjtime32
324 64 clock_adjtime sys_clock_adjtime
325 common name_to_handle_at sys_name_to_handle_at
diff --git a/arch/powerpc/crypto/.gitignore b/arch/powerpc/crypto/.gitignore
index e1094f08f713..e9fe73aac8b6 100644
--- a/arch/powerpc/crypto/.gitignore
+++ b/arch/powerpc/crypto/.gitignore
@@ -1,3 +1,5 @@
# SPDX-License-Identifier: GPL-2.0-only
aesp10-ppc.S
+aesp8-ppc.S
ghashp10-ppc.S
+ghashp8-ppc.S
diff --git a/arch/powerpc/kernel/eeh_pe.c b/arch/powerpc/kernel/eeh_pe.c
index d1030bc52564..d283d281d28e 100644
--- a/arch/powerpc/kernel/eeh_pe.c
+++ b/arch/powerpc/kernel/eeh_pe.c
@@ -849,6 +849,7 @@ struct pci_bus *eeh_pe_bus_get(struct eeh_pe *pe)
{
struct eeh_dev *edev;
struct pci_dev *pdev;
+ struct pci_bus *bus = NULL;
if (pe->type & EEH_PE_PHB)
return pe->phb->bus;
@@ -859,9 +860,11 @@ struct pci_bus *eeh_pe_bus_get(struct eeh_pe *pe)
/* Retrieve the parent PCI bus of first (top) PCI device */
edev = list_first_entry_or_null(&pe->edevs, struct eeh_dev, entry);
+ pci_lock_rescan_remove();
pdev = eeh_dev_to_pci_dev(edev);
if (pdev)
- return pdev->bus;
+ bus = pdev->bus;
+ pci_unlock_rescan_remove();
- return NULL;
+ return bus;
}
diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S
index 4690c219bfa4..63432a33ec49 100644
--- a/arch/powerpc/kernel/head_64.S
+++ b/arch/powerpc/kernel/head_64.S
@@ -647,8 +647,9 @@ __after_prom_start:
* Note: This process overwrites the OF exception vectors.
*/
LOAD_REG_IMMEDIATE(r3, PAGE_OFFSET)
- mr. r4,r26 /* In some cases the loader may */
- beq 9f /* have already put us at zero */
+ mr r4,r26 /* Load the virtual source address into r4 */
+ cmpld r3,r4 /* Check if source == dest */
+ beq 9f /* If so skip the copy */
li r6,0x100 /* Start offset, the first 0x100 */
/* bytes were copied earlier. */
diff --git a/arch/powerpc/kernel/syscalls/syscall.tbl b/arch/powerpc/kernel/syscalls/syscall.tbl
index 3656f1ca7a21..ebae8415dfbb 100644
--- a/arch/powerpc/kernel/syscalls/syscall.tbl
+++ b/arch/powerpc/kernel/syscalls/syscall.tbl
@@ -230,8 +230,10 @@
178 nospu rt_sigsuspend sys_rt_sigsuspend compat_sys_rt_sigsuspend
179 32 pread64 sys_ppc_pread64 compat_sys_ppc_pread64
179 64 pread64 sys_pread64
+179 spu pread64 sys_pread64
180 32 pwrite64 sys_ppc_pwrite64 compat_sys_ppc_pwrite64
180 64 pwrite64 sys_pwrite64
+180 spu pwrite64 sys_pwrite64
181 common chown sys_chown
182 common getcwd sys_getcwd
183 common capget sys_capget
@@ -246,6 +248,7 @@
190 common ugetrlimit sys_getrlimit compat_sys_getrlimit
191 32 readahead sys_ppc_readahead compat_sys_ppc_readahead
191 64 readahead sys_readahead
+191 spu readahead sys_readahead
192 32 mmap2 sys_mmap2 compat_sys_mmap2
193 32 truncate64 sys_ppc_truncate64 compat_sys_ppc_truncate64
194 32 ftruncate64 sys_ppc_ftruncate64 compat_sys_ppc_ftruncate64
@@ -293,6 +296,7 @@
232 nospu set_tid_address sys_set_tid_address
233 32 fadvise64 sys_ppc32_fadvise64 compat_sys_ppc32_fadvise64
233 64 fadvise64 sys_fadvise64
+233 spu fadvise64 sys_fadvise64
234 nospu exit_group sys_exit_group
235 nospu lookup_dcookie sys_ni_syscall
236 common epoll_create sys_epoll_create
@@ -502,7 +506,7 @@
412 32 utimensat_time64 sys_utimensat sys_utimensat
413 32 pselect6_time64 sys_pselect6 compat_sys_pselect6_time64
414 32 ppoll_time64 sys_ppoll compat_sys_ppoll_time64
-416 32 io_pgetevents_time64 sys_io_pgetevents sys_io_pgetevents
+416 32 io_pgetevents_time64 sys_io_pgetevents compat_sys_io_pgetevents_time64
417 32 recvmmsg_time64 sys_recvmmsg compat_sys_recvmmsg_time64
418 32 mq_timedsend_time64 sys_mq_timedsend sys_mq_timedsend
419 32 mq_timedreceive_time64 sys_mq_timedreceive sys_mq_timedreceive
diff --git a/arch/powerpc/kexec/core_64.c b/arch/powerpc/kexec/core_64.c
index 85050be08a23..72b12bc10f90 100644
--- a/arch/powerpc/kexec/core_64.c
+++ b/arch/powerpc/kexec/core_64.c
@@ -27,6 +27,7 @@
#include <asm/paca.h>
#include <asm/mmu.h>
#include <asm/sections.h> /* _end */
+#include <asm/setup.h>
#include <asm/smp.h>
#include <asm/hw_breakpoint.h>
#include <asm/svm.h>
@@ -317,6 +318,16 @@ void default_machine_kexec(struct kimage *image)
if (!kdump_in_progress())
kexec_prepare_cpus();
+#ifdef CONFIG_PPC_PSERIES
+ /*
+ * This must be done after other CPUs have shut down, otherwise they
+ * could execute the 'scv' instruction, which is not supported with
+ * reloc disabled (see configure_exceptions()).
+ */
+ if (firmware_has_feature(FW_FEATURE_SET_MODE))
+ pseries_disable_reloc_on_exc();
+#endif
+
printk("kexec: Starting switchover sequence.\n");
/* switch to a staticly allocated stack. Based on irq stack code.
diff --git a/arch/powerpc/kvm/book3s_64_vio.c b/arch/powerpc/kvm/book3s_64_vio.c
index b569ebaa590e..3ff3de9a52ac 100644
--- a/arch/powerpc/kvm/book3s_64_vio.c
+++ b/arch/powerpc/kvm/book3s_64_vio.c
@@ -130,14 +130,16 @@ long kvm_spapr_tce_attach_iommu_group(struct kvm *kvm, int tablefd,
}
rcu_read_unlock();
- fdput(f);
-
- if (!found)
+ if (!found) {
+ fdput(f);
return -EINVAL;
+ }
table_group = iommu_group_get_iommudata(grp);
- if (WARN_ON(!table_group))
+ if (WARN_ON(!table_group)) {
+ fdput(f);
return -EFAULT;
+ }
for (i = 0; i < IOMMU_TABLE_GROUP_MAX_TABLES; ++i) {
struct iommu_table *tbltmp = table_group->tables[i];
@@ -158,8 +160,10 @@ long kvm_spapr_tce_attach_iommu_group(struct kvm *kvm, int tablefd,
break;
}
}
- if (!tbl)
+ if (!tbl) {
+ fdput(f);
return -EINVAL;
+ }
rcu_read_lock();
list_for_each_entry_rcu(stit, &stt->iommu_tables, next) {
@@ -170,6 +174,7 @@ long kvm_spapr_tce_attach_iommu_group(struct kvm *kvm, int tablefd,
/* stit is being destroyed */
iommu_tce_table_put(tbl);
rcu_read_unlock();
+ fdput(f);
return -ENOTTY;
}
/*
@@ -177,6 +182,7 @@ long kvm_spapr_tce_attach_iommu_group(struct kvm *kvm, int tablefd,
* its KVM reference counter and can return.
*/
rcu_read_unlock();
+ fdput(f);
return 0;
}
rcu_read_unlock();
@@ -184,6 +190,7 @@ long kvm_spapr_tce_attach_iommu_group(struct kvm *kvm, int tablefd,
stit = kzalloc(sizeof(*stit), GFP_KERNEL);
if (!stit) {
iommu_tce_table_put(tbl);
+ fdput(f);
return -ENOMEM;
}
@@ -192,6 +199,7 @@ long kvm_spapr_tce_attach_iommu_group(struct kvm *kvm, int tablefd,
list_add_rcu(&stit->next, &stt->iommu_tables);
+ fdput(f);
return 0;
}
diff --git a/arch/powerpc/platforms/pseries/kexec.c b/arch/powerpc/platforms/pseries/kexec.c
index 096d09ed89f6..431be156ca9b 100644
--- a/arch/powerpc/platforms/pseries/kexec.c
+++ b/arch/powerpc/platforms/pseries/kexec.c
@@ -61,11 +61,3 @@ void pseries_kexec_cpu_down(int crash_shutdown, int secondary)
} else
xics_kexec_teardown_cpu(secondary);
}
-
-void pseries_machine_kexec(struct kimage *image)
-{
- if (firmware_has_feature(FW_FEATURE_SET_MODE))
- pseries_disable_reloc_on_exc();
-
- default_machine_kexec(image);
-}
diff --git a/arch/powerpc/platforms/pseries/pseries.h b/arch/powerpc/platforms/pseries/pseries.h
index bba4ad192b0f..3968a6970fa8 100644
--- a/arch/powerpc/platforms/pseries/pseries.h
+++ b/arch/powerpc/platforms/pseries/pseries.h
@@ -38,7 +38,6 @@ static inline void smp_init_pseries(void) { }
#endif
extern void pseries_kexec_cpu_down(int crash_shutdown, int secondary);
-void pseries_machine_kexec(struct kimage *image);
extern void pSeries_final_fixup(void);
diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c
index 284a6fa04b0c..b10a25325238 100644
--- a/arch/powerpc/platforms/pseries/setup.c
+++ b/arch/powerpc/platforms/pseries/setup.c
@@ -343,8 +343,8 @@ static int alloc_dispatch_log_kmem_cache(void)
{
void (*ctor)(void *) = get_dtl_cache_ctor();
- dtl_cache = kmem_cache_create("dtl", DISPATCH_LOG_BYTES,
- DISPATCH_LOG_BYTES, 0, ctor);
+ dtl_cache = kmem_cache_create_usercopy("dtl", DISPATCH_LOG_BYTES,
+ DISPATCH_LOG_BYTES, 0, 0, DISPATCH_LOG_BYTES, ctor);
if (!dtl_cache) {
pr_warn("Failed to create dispatch trace log buffer cache\n");
pr_warn("Stolen time statistics will be unreliable\n");
@@ -1159,7 +1159,6 @@ define_machine(pseries) {
.machine_check_exception = pSeries_machine_check_exception,
.machine_check_log_err = pSeries_machine_check_log_err,
#ifdef CONFIG_KEXEC_CORE
- .machine_kexec = pseries_machine_kexec,
.kexec_cpu_down = pseries_kexec_cpu_down,
#endif
#ifdef CONFIG_MEMORY_HOTPLUG
diff --git a/arch/riscv/boot/dts/canaan/canaan_kd233.dts b/arch/riscv/boot/dts/canaan/canaan_kd233.dts
index 8df4cf3656f2..a7d753b6fdfd 100644
--- a/arch/riscv/boot/dts/canaan/canaan_kd233.dts
+++ b/arch/riscv/boot/dts/canaan/canaan_kd233.dts
@@ -15,6 +15,10 @@
model = "Kendryte KD233";
compatible = "canaan,kendryte-kd233", "canaan,kendryte-k210";
+ aliases {
+ serial0 = &uarths0;
+ };
+
chosen {
bootargs = "earlycon console=ttySIF0";
stdout-path = "serial0:115200n8";
@@ -46,7 +50,6 @@
&fpioa {
pinctrl-0 = <&jtag_pinctrl>;
pinctrl-names = "default";
- status = "okay";
jtag_pinctrl: jtag-pinmux {
pinmux = <K210_FPIOA(0, K210_PCF_JTAG_TCLK)>,
@@ -118,6 +121,7 @@
#sound-dai-cells = <1>;
pinctrl-0 = <&i2s0_pinctrl>;
pinctrl-names = "default";
+ status = "okay";
};
&spi0 {
@@ -125,6 +129,7 @@
pinctrl-names = "default";
num-cs = <1>;
cs-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
+ status = "okay";
panel@0 {
compatible = "canaan,kd233-tft", "ilitek,ili9341";
diff --git a/arch/riscv/boot/dts/canaan/k210.dtsi b/arch/riscv/boot/dts/canaan/k210.dtsi
index f87c5164d9cf..4f5d40fa1e77 100644
--- a/arch/riscv/boot/dts/canaan/k210.dtsi
+++ b/arch/riscv/boot/dts/canaan/k210.dtsi
@@ -16,13 +16,6 @@
#size-cells = <1>;
compatible = "canaan,kendryte-k210";
- aliases {
- serial0 = &uarths0;
- serial1 = &uart1;
- serial2 = &uart2;
- serial3 = &uart3;
- };
-
/*
* The K210 has an sv39 MMU following the privileged specification v1.9.
* Since this is a non-ratified draft specification, the kernel does not
@@ -137,6 +130,7 @@
reg = <0x38000000 0x1000>;
interrupts = <33>;
clocks = <&sysclk K210_CLK_CPU>;
+ status = "disabled";
};
gpio0: gpio-controller@38001000 {
@@ -152,6 +146,7 @@
<62>, <63>, <64>, <65>;
gpio-controller;
ngpios = <32>;
+ status = "disabled";
};
dmac0: dma-controller@50000000 {
@@ -187,6 +182,7 @@
<&sysclk K210_CLK_GPIO>;
clock-names = "bus", "db";
resets = <&sysrst K210_RST_GPIO>;
+ status = "disabled";
gpio1_0: gpio-port@0 {
#gpio-cells = <2>;
@@ -214,6 +210,7 @@
dsr-override;
cts-override;
ri-override;
+ status = "disabled";
};
uart2: serial@50220000 {
@@ -230,6 +227,7 @@
dsr-override;
cts-override;
ri-override;
+ status = "disabled";
};
uart3: serial@50230000 {
@@ -246,6 +244,7 @@
dsr-override;
cts-override;
ri-override;
+ status = "disabled";
};
spi2: spi@50240000 {
@@ -259,6 +258,7 @@
<&sysclk K210_CLK_APB0>;
clock-names = "ssi_clk", "pclk";
resets = <&sysrst K210_RST_SPI2>;
+ status = "disabled";
};
i2s0: i2s@50250000 {
@@ -268,6 +268,7 @@
clocks = <&sysclk K210_CLK_I2S0>;
clock-names = "i2sclk";
resets = <&sysrst K210_RST_I2S0>;
+ status = "disabled";
};
i2s1: i2s@50260000 {
@@ -277,6 +278,7 @@
clocks = <&sysclk K210_CLK_I2S1>;
clock-names = "i2sclk";
resets = <&sysrst K210_RST_I2S1>;
+ status = "disabled";
};
i2s2: i2s@50270000 {
@@ -286,6 +288,7 @@
clocks = <&sysclk K210_CLK_I2S2>;
clock-names = "i2sclk";
resets = <&sysrst K210_RST_I2S2>;
+ status = "disabled";
};
i2c0: i2c@50280000 {
@@ -296,6 +299,7 @@
<&sysclk K210_CLK_APB0>;
clock-names = "ref", "pclk";
resets = <&sysrst K210_RST_I2C0>;
+ status = "disabled";
};
i2c1: i2c@50290000 {
@@ -306,6 +310,7 @@
<&sysclk K210_CLK_APB0>;
clock-names = "ref", "pclk";
resets = <&sysrst K210_RST_I2C1>;
+ status = "disabled";
};
i2c2: i2c@502a0000 {
@@ -316,6 +321,7 @@
<&sysclk K210_CLK_APB0>;
clock-names = "ref", "pclk";
resets = <&sysrst K210_RST_I2C2>;
+ status = "disabled";
};
fpioa: pinmux@502b0000 {
@@ -464,6 +470,7 @@
reset-names = "spi";
num-cs = <4>;
reg-io-width = <4>;
+ status = "disabled";
};
spi1: spi@53000000 {
@@ -479,6 +486,7 @@
reset-names = "spi";
num-cs = <4>;
reg-io-width = <4>;
+ status = "disabled";
};
spi3: spi@54000000 {
@@ -495,6 +503,7 @@
num-cs = <4>;
reg-io-width = <4>;
+ status = "disabled";
};
};
};
diff --git a/arch/riscv/boot/dts/canaan/k210_generic.dts b/arch/riscv/boot/dts/canaan/k210_generic.dts
index 396c8ca4d24d..5734cc03753b 100644
--- a/arch/riscv/boot/dts/canaan/k210_generic.dts
+++ b/arch/riscv/boot/dts/canaan/k210_generic.dts
@@ -15,6 +15,10 @@
model = "Kendryte K210 generic";
compatible = "canaan,kendryte-k210";
+ aliases {
+ serial0 = &uarths0;
+ };
+
chosen {
bootargs = "earlycon console=ttySIF0";
stdout-path = "serial0:115200n8";
@@ -24,7 +28,6 @@
&fpioa {
pinctrl-0 = <&jtag_pins>;
pinctrl-names = "default";
- status = "okay";
jtag_pins: jtag-pinmux {
pinmux = <K210_FPIOA(0, K210_PCF_JTAG_TCLK)>,
diff --git a/arch/riscv/boot/dts/canaan/sipeed_maix_bit.dts b/arch/riscv/boot/dts/canaan/sipeed_maix_bit.dts
index 6d25bf07481a..2ab376d609d2 100644
--- a/arch/riscv/boot/dts/canaan/sipeed_maix_bit.dts
+++ b/arch/riscv/boot/dts/canaan/sipeed_maix_bit.dts
@@ -17,6 +17,10 @@
compatible = "sipeed,maix-bit", "sipeed,maix-bitm",
"canaan,kendryte-k210";
+ aliases {
+ serial0 = &uarths0;
+ };
+
chosen {
bootargs = "earlycon console=ttySIF0";
stdout-path = "serial0:115200n8";
@@ -58,7 +62,6 @@
&fpioa {
pinctrl-names = "default";
pinctrl-0 = <&jtag_pinctrl>;
- status = "okay";
jtag_pinctrl: jtag-pinmux {
pinmux = <K210_FPIOA(0, K210_PCF_JTAG_TCLK)>,
@@ -156,6 +159,7 @@
#sound-dai-cells = <1>;
pinctrl-0 = <&i2s0_pinctrl>;
pinctrl-names = "default";
+ status = "okay";
};
&i2c1 {
@@ -170,6 +174,7 @@
pinctrl-names = "default";
num-cs = <1>;
cs-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
+ status = "okay";
panel@0 {
compatible = "sitronix,st7789v";
@@ -199,6 +204,8 @@
};
&spi3 {
+ status = "okay";
+
flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
diff --git a/arch/riscv/boot/dts/canaan/sipeed_maix_dock.dts b/arch/riscv/boot/dts/canaan/sipeed_maix_dock.dts
index f4f4d8d5e8b8..d98e20775c07 100644
--- a/arch/riscv/boot/dts/canaan/sipeed_maix_dock.dts
+++ b/arch/riscv/boot/dts/canaan/sipeed_maix_dock.dts
@@ -17,6 +17,10 @@
compatible = "sipeed,maix-dock-m1", "sipeed,maix-dock-m1w",
"canaan,kendryte-k210";
+ aliases {
+ serial0 = &uarths0;
+ };
+
chosen {
bootargs = "earlycon console=ttySIF0";
stdout-path = "serial0:115200n8";
@@ -63,7 +67,6 @@
&fpioa {
pinctrl-0 = <&jtag_pinctrl>;
pinctrl-names = "default";
- status = "okay";
jtag_pinctrl: jtag-pinmux {
pinmux = <K210_FPIOA(0, K210_PCF_JTAG_TCLK)>,
@@ -159,6 +162,7 @@
#sound-dai-cells = <1>;
pinctrl-0 = <&i2s0_pinctrl>;
pinctrl-names = "default";
+ status = "okay";
};
&i2c1 {
@@ -173,6 +177,7 @@
pinctrl-names = "default";
num-cs = <1>;
cs-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
+ status = "okay";
panel@0 {
compatible = "sitronix,st7789v";
diff --git a/arch/riscv/boot/dts/canaan/sipeed_maix_go.dts b/arch/riscv/boot/dts/canaan/sipeed_maix_go.dts
index 0d86df47e1ed..79ecd549700a 100644
--- a/arch/riscv/boot/dts/canaan/sipeed_maix_go.dts
+++ b/arch/riscv/boot/dts/canaan/sipeed_maix_go.dts
@@ -16,6 +16,10 @@
model = "SiPeed MAIX GO";
compatible = "sipeed,maix-go", "canaan,kendryte-k210";
+ aliases {
+ serial0 = &uarths0;
+ };
+
chosen {
bootargs = "earlycon console=ttySIF0";
stdout-path = "serial0:115200n8";
@@ -69,7 +73,6 @@
&fpioa {
pinctrl-0 = <&jtag_pinctrl>;
pinctrl-names = "default";
- status = "okay";
jtag_pinctrl: jtag-pinmux {
pinmux = <K210_FPIOA(0, K210_PCF_JTAG_TCLK)>,
@@ -167,6 +170,7 @@
#sound-dai-cells = <1>;
pinctrl-0 = <&i2s0_pinctrl>;
pinctrl-names = "default";
+ status = "okay";
};
&i2c1 {
@@ -181,6 +185,7 @@
pinctrl-names = "default";
num-cs = <1>;
cs-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
+ status = "okay";
panel@0 {
compatible = "sitronix,st7789v";
@@ -209,6 +214,8 @@
};
&spi3 {
+ status = "okay";
+
flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
diff --git a/arch/riscv/boot/dts/canaan/sipeed_maixduino.dts b/arch/riscv/boot/dts/canaan/sipeed_maixduino.dts
index 5c05c498e2b8..019c03ae51f6 100644
--- a/arch/riscv/boot/dts/canaan/sipeed_maixduino.dts
+++ b/arch/riscv/boot/dts/canaan/sipeed_maixduino.dts
@@ -15,6 +15,10 @@
model = "SiPeed MAIXDUINO";
compatible = "sipeed,maixduino", "canaan,kendryte-k210";
+ aliases {
+ serial0 = &uarths0;
+ };
+
chosen {
bootargs = "earlycon console=ttySIF0";
stdout-path = "serial0:115200n8";
@@ -39,8 +43,6 @@
};
&fpioa {
- status = "okay";
-
uarths_pinctrl: uarths-pinmux {
pinmux = <K210_FPIOA(4, K210_PCF_UARTHS_RX)>, /* Header "0" */
<K210_FPIOA(5, K210_PCF_UARTHS_TX)>; /* Header "1" */
@@ -132,6 +134,7 @@
#sound-dai-cells = <1>;
pinctrl-0 = <&i2s0_pinctrl>;
pinctrl-names = "default";
+ status = "okay";
};
&i2c1 {
@@ -146,6 +149,7 @@
pinctrl-names = "default";
num-cs = <1>;
cs-gpios = <&gpio0 20 GPIO_ACTIVE_HIGH>;
+ status = "okay";
panel@0 {
compatible = "sitronix,st7789v";
@@ -174,6 +178,8 @@
};
&spi3 {
+ status = "okay";
+
flash@0 {
compatible = "jedec,spi-nor";
reg = <0>;
diff --git a/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts b/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts
index cd013588adc0..375ff2661b6e 100644
--- a/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts
+++ b/arch/riscv/boot/dts/sophgo/cv1800b-milkv-duo.dts
@@ -45,6 +45,7 @@
no-1-8-v;
no-mmc;
no-sdio;
+ disable-wp;
};
&uart0 {
diff --git a/arch/riscv/boot/dts/starfive/jh7110-common.dtsi b/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
index 8ff6ea64f048..68d16717db8c 100644
--- a/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
+++ b/arch/riscv/boot/dts/starfive/jh7110-common.dtsi
@@ -244,7 +244,7 @@
regulator-boot-on;
regulator-always-on;
regulator-min-microvolt = <1800000>;
- regulator-max-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
regulator-name = "emmc_vdd";
};
};
diff --git a/arch/riscv/include/asm/insn.h b/arch/riscv/include/asm/insn.h
index 06e439eeef9a..09fde95a5e8f 100644
--- a/arch/riscv/include/asm/insn.h
+++ b/arch/riscv/include/asm/insn.h
@@ -145,7 +145,7 @@
/* parts of opcode for RVF, RVD and RVQ */
#define RVFDQ_FL_FS_WIDTH_OFF 12
-#define RVFDQ_FL_FS_WIDTH_MASK GENMASK(3, 0)
+#define RVFDQ_FL_FS_WIDTH_MASK GENMASK(2, 0)
#define RVFDQ_FL_FS_WIDTH_W 2
#define RVFDQ_FL_FS_WIDTH_D 3
#define RVFDQ_LS_FS_WIDTH_Q 4
diff --git a/arch/riscv/kernel/ftrace.c b/arch/riscv/kernel/ftrace.c
index 87cbd86576b2..4b95c574fd04 100644
--- a/arch/riscv/kernel/ftrace.c
+++ b/arch/riscv/kernel/ftrace.c
@@ -120,9 +120,6 @@ int ftrace_init_nop(struct module *mod, struct dyn_ftrace *rec)
out = ftrace_make_nop(mod, rec, MCOUNT_ADDR);
mutex_unlock(&text_mutex);
- if (!mod)
- local_flush_icache_range(rec->ip, rec->ip + MCOUNT_INSN_SIZE);
-
return out;
}
@@ -156,9 +153,9 @@ static int __ftrace_modify_code(void *data)
} else {
while (atomic_read(&param->cpu_count) <= num_online_cpus())
cpu_relax();
- }
- local_flush_icache_all();
+ local_flush_icache_all();
+ }
return 0;
}
diff --git a/arch/riscv/kernel/machine_kexec.c b/arch/riscv/kernel/machine_kexec.c
index ed9cad20c039..3c830a6f7ef4 100644
--- a/arch/riscv/kernel/machine_kexec.c
+++ b/arch/riscv/kernel/machine_kexec.c
@@ -121,20 +121,12 @@ static void machine_kexec_mask_interrupts(void)
for_each_irq_desc(i, desc) {
struct irq_chip *chip;
- int ret;
chip = irq_desc_get_chip(desc);
if (!chip)
continue;
- /*
- * First try to remove the active state. If this
- * fails, try to EOI the interrupt.
- */
- ret = irq_set_irqchip_state(i, IRQCHIP_STATE_ACTIVE, false);
-
- if (ret && irqd_irq_inprogress(&desc->irq_data) &&
- chip->irq_eoi)
+ if (chip->irq_eoi && irqd_irq_inprogress(&desc->irq_data))
chip->irq_eoi(&desc->irq_data);
if (chip->irq_mask)
diff --git a/arch/riscv/kernel/patch.c b/arch/riscv/kernel/patch.c
index 4007563fb607..ab03732d06c4 100644
--- a/arch/riscv/kernel/patch.c
+++ b/arch/riscv/kernel/patch.c
@@ -89,6 +89,14 @@ static int __patch_insn_set(void *addr, u8 c, size_t len)
memset(waddr, c, len);
+ /*
+ * We could have just patched a function that is about to be
+ * called so make sure we don't execute partially patched
+ * instructions by flushing the icache as soon as possible.
+ */
+ local_flush_icache_range((unsigned long)waddr,
+ (unsigned long)waddr + len);
+
patch_unmap(FIX_TEXT_POKE0);
if (across_pages)
@@ -135,6 +143,14 @@ static int __patch_insn_write(void *addr, const void *insn, size_t len)
ret = copy_to_kernel_nofault(waddr, insn, len);
+ /*
+ * We could have just patched a function that is about to be
+ * called so make sure we don't execute partially patched
+ * instructions by flushing the icache as soon as possible.
+ */
+ local_flush_icache_range((unsigned long)waddr,
+ (unsigned long)waddr + len);
+
patch_unmap(FIX_TEXT_POKE0);
if (across_pages)
@@ -189,9 +205,6 @@ int patch_text_set_nosync(void *addr, u8 c, size_t len)
ret = patch_insn_set(tp, c, len);
- if (!ret)
- flush_icache_range((uintptr_t)tp, (uintptr_t)tp + len);
-
return ret;
}
NOKPROBE_SYMBOL(patch_text_set_nosync);
@@ -224,9 +237,6 @@ int patch_text_nosync(void *addr, const void *insns, size_t len)
ret = patch_insn_write(tp, insns, len);
- if (!ret)
- flush_icache_range((uintptr_t) tp, (uintptr_t) tp + len);
-
return ret;
}
NOKPROBE_SYMBOL(patch_text_nosync);
@@ -253,9 +263,9 @@ static int patch_text_cb(void *data)
} else {
while (atomic_read(&patch->cpu_count) <= num_online_cpus())
cpu_relax();
- }
- local_flush_icache_all();
+ local_flush_icache_all();
+ }
return ret;
}
diff --git a/arch/riscv/kernel/stacktrace.c b/arch/riscv/kernel/stacktrace.c
index 528ec7cc9a62..10e311b2759d 100644
--- a/arch/riscv/kernel/stacktrace.c
+++ b/arch/riscv/kernel/stacktrace.c
@@ -32,6 +32,7 @@ void notrace walk_stackframe(struct task_struct *task, struct pt_regs *regs,
bool (*fn)(void *, unsigned long), void *arg)
{
unsigned long fp, sp, pc;
+ int graph_idx = 0;
int level = 0;
if (regs) {
@@ -68,7 +69,7 @@ void notrace walk_stackframe(struct task_struct *task, struct pt_regs *regs,
pc = regs->ra;
} else {
fp = frame->fp;
- pc = ftrace_graph_ret_addr(current, NULL, frame->ra,
+ pc = ftrace_graph_ret_addr(current, &graph_idx, frame->ra,
&frame->ra);
if (pc == (unsigned long)ret_from_exception) {
if (unlikely(!__kernel_text_address(pc) || !fn(arg, pc)))
@@ -156,7 +157,7 @@ unsigned long __get_wchan(struct task_struct *task)
return pc;
}
-noinline void arch_stack_walk(stack_trace_consume_fn consume_entry, void *cookie,
+noinline noinstr void arch_stack_walk(stack_trace_consume_fn consume_entry, void *cookie,
struct task_struct *task, struct pt_regs *regs)
{
walk_stackframe(task, regs, consume_entry, cookie);
diff --git a/arch/riscv/kernel/sys_riscv.c b/arch/riscv/kernel/sys_riscv.c
index 64155323cc92..d77afe05578f 100644
--- a/arch/riscv/kernel/sys_riscv.c
+++ b/arch/riscv/kernel/sys_riscv.c
@@ -23,7 +23,7 @@ static long riscv_sys_mmap(unsigned long addr, unsigned long len,
#ifdef CONFIG_64BIT
SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len,
unsigned long, prot, unsigned long, flags,
- unsigned long, fd, off_t, offset)
+ unsigned long, fd, unsigned long, offset)
{
return riscv_sys_mmap(addr, len, prot, flags, fd, offset, 0);
}
@@ -32,7 +32,7 @@ SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len,
#if defined(CONFIG_32BIT) || defined(CONFIG_COMPAT)
SYSCALL_DEFINE6(mmap2, unsigned long, addr, unsigned long, len,
unsigned long, prot, unsigned long, flags,
- unsigned long, fd, off_t, offset)
+ unsigned long, fd, unsigned long, offset)
{
/*
* Note that the shift for mmap2 is constant (12),
diff --git a/arch/riscv/kvm/vcpu_pmu.c b/arch/riscv/kvm/vcpu_pmu.c
index 04db1f993c47..bcf41d6e0df0 100644
--- a/arch/riscv/kvm/vcpu_pmu.c
+++ b/arch/riscv/kvm/vcpu_pmu.c
@@ -327,7 +327,7 @@ static long kvm_pmu_create_perf_event(struct kvm_pmc *pmc, struct perf_event_att
event = perf_event_create_kernel_counter(attr, -1, current, kvm_riscv_pmu_overflow, pmc);
if (IS_ERR(event)) {
- pr_err("kvm pmu event creation failed for eidx %lx: %ld\n", eidx, PTR_ERR(event));
+ pr_debug("kvm pmu event creation failed for eidx %lx: %ld\n", eidx, PTR_ERR(event));
return PTR_ERR(event);
}
diff --git a/arch/s390/boot/startup.c b/arch/s390/boot/startup.c
index 48ef5fe5c08a..5a36d5538dae 100644
--- a/arch/s390/boot/startup.c
+++ b/arch/s390/boot/startup.c
@@ -170,11 +170,14 @@ static void kaslr_adjust_got(unsigned long offset)
u64 *entry;
/*
- * Even without -fPIE, Clang still uses a global offset table for some
- * reason. Adjust the GOT entries.
+ * Adjust GOT entries, except for ones for undefined weak symbols
+ * that resolved to zero. This also skips the first three reserved
+ * entries on s390x that are zero.
*/
- for (entry = (u64 *)vmlinux.got_start; entry < (u64 *)vmlinux.got_end; entry++)
- *entry += offset - __START_KERNEL;
+ for (entry = (u64 *)vmlinux.got_start; entry < (u64 *)vmlinux.got_end; entry++) {
+ if (*entry)
+ *entry += offset - __START_KERNEL;
+ }
}
/*
diff --git a/arch/s390/configs/debug_defconfig b/arch/s390/configs/debug_defconfig
index 8c4adece8911..f3602414a961 100644
--- a/arch/s390/configs/debug_defconfig
+++ b/arch/s390/configs/debug_defconfig
@@ -601,17 +601,16 @@ CONFIG_WATCHDOG=y
CONFIG_WATCHDOG_NOWAYOUT=y
CONFIG_SOFT_WATCHDOG=m
CONFIG_DIAG288_WATCHDOG=m
+CONFIG_DRM=m
+CONFIG_DRM_VIRTIO_GPU=m
CONFIG_FB=y
# CONFIG_FB_DEVICE is not set
-CONFIG_FRAMEBUFFER_CONSOLE=y
-CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y
# CONFIG_HID_SUPPORT is not set
# CONFIG_USB_SUPPORT is not set
CONFIG_INFINIBAND=m
CONFIG_INFINIBAND_USER_ACCESS=m
CONFIG_MLX4_INFINIBAND=m
CONFIG_MLX5_INFINIBAND=m
-CONFIG_SYNC_FILE=y
CONFIG_VFIO=m
CONFIG_VFIO_PCI=m
CONFIG_MLX5_VFIO_PCI=m
diff --git a/arch/s390/configs/defconfig b/arch/s390/configs/defconfig
index 6dd11d3b6aaa..d0d8925fdf09 100644
--- a/arch/s390/configs/defconfig
+++ b/arch/s390/configs/defconfig
@@ -592,17 +592,16 @@ CONFIG_WATCHDOG_CORE=y
CONFIG_WATCHDOG_NOWAYOUT=y
CONFIG_SOFT_WATCHDOG=m
CONFIG_DIAG288_WATCHDOG=m
+CONFIG_DRM=m
+CONFIG_DRM_VIRTIO_GPU=m
CONFIG_FB=y
# CONFIG_FB_DEVICE is not set
-CONFIG_FRAMEBUFFER_CONSOLE=y
-CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y
# CONFIG_HID_SUPPORT is not set
# CONFIG_USB_SUPPORT is not set
CONFIG_INFINIBAND=m
CONFIG_INFINIBAND_USER_ACCESS=m
CONFIG_MLX4_INFINIBAND=m
CONFIG_MLX5_INFINIBAND=m
-CONFIG_SYNC_FILE=y
CONFIG_VFIO=m
CONFIG_VFIO_PCI=m
CONFIG_MLX5_VFIO_PCI=m
diff --git a/arch/s390/include/asm/entry-common.h b/arch/s390/include/asm/entry-common.h
index 7f5004065e8a..35555c944630 100644
--- a/arch/s390/include/asm/entry-common.h
+++ b/arch/s390/include/asm/entry-common.h
@@ -54,7 +54,7 @@ static __always_inline void arch_exit_to_user_mode(void)
static inline void arch_exit_to_user_mode_prepare(struct pt_regs *regs,
unsigned long ti_work)
{
- choose_random_kstack_offset(get_tod_clock_fast() & 0xff);
+ choose_random_kstack_offset(get_tod_clock_fast());
}
#define arch_exit_to_user_mode_prepare arch_exit_to_user_mode_prepare
diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h
index 95990461888f..9281063636a7 100644
--- a/arch/s390/include/asm/kvm_host.h
+++ b/arch/s390/include/asm/kvm_host.h
@@ -427,6 +427,7 @@ struct kvm_vcpu_stat {
u64 instruction_io_other;
u64 instruction_lpsw;
u64 instruction_lpswe;
+ u64 instruction_lpswey;
u64 instruction_pfmf;
u64 instruction_ptff;
u64 instruction_sck;
diff --git a/arch/s390/kernel/syscall.c b/arch/s390/kernel/syscall.c
index dc2355c623d6..50cbcbbaa03d 100644
--- a/arch/s390/kernel/syscall.c
+++ b/arch/s390/kernel/syscall.c
@@ -38,33 +38,6 @@
#include "entry.h"
-/*
- * Perform the mmap() system call. Linux for S/390 isn't able to handle more
- * than 5 system call parameters, so this system call uses a memory block
- * for parameter passing.
- */
-
-struct s390_mmap_arg_struct {
- unsigned long addr;
- unsigned long len;
- unsigned long prot;
- unsigned long flags;
- unsigned long fd;
- unsigned long offset;
-};
-
-SYSCALL_DEFINE1(mmap2, struct s390_mmap_arg_struct __user *, arg)
-{
- struct s390_mmap_arg_struct a;
- int error = -EFAULT;
-
- if (copy_from_user(&a, arg, sizeof(a)))
- goto out;
- error = ksys_mmap_pgoff(a.addr, a.len, a.prot, a.flags, a.fd, a.offset);
-out:
- return error;
-}
-
#ifdef CONFIG_SYSVIPC
/*
* sys_ipc() is the de-multiplexer for the SysV IPC calls.
diff --git a/arch/s390/kernel/syscalls/syscall.tbl b/arch/s390/kernel/syscalls/syscall.tbl
index bd0fee24ad10..01071182763e 100644
--- a/arch/s390/kernel/syscalls/syscall.tbl
+++ b/arch/s390/kernel/syscalls/syscall.tbl
@@ -418,7 +418,7 @@
412 32 utimensat_time64 - sys_utimensat
413 32 pselect6_time64 - compat_sys_pselect6_time64
414 32 ppoll_time64 - compat_sys_ppoll_time64
-416 32 io_pgetevents_time64 - sys_io_pgetevents
+416 32 io_pgetevents_time64 - compat_sys_io_pgetevents_time64
417 32 recvmmsg_time64 - compat_sys_recvmmsg_time64
418 32 mq_timedsend_time64 - sys_mq_timedsend
419 32 mq_timedreceive_time64 - sys_mq_timedreceive
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index 82e9631cd9ef..54b5b2565df8 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -132,6 +132,7 @@ const struct _kvm_stats_desc kvm_vcpu_stats_desc[] = {
STATS_DESC_COUNTER(VCPU, instruction_io_other),
STATS_DESC_COUNTER(VCPU, instruction_lpsw),
STATS_DESC_COUNTER(VCPU, instruction_lpswe),
+ STATS_DESC_COUNTER(VCPU, instruction_lpswey),
STATS_DESC_COUNTER(VCPU, instruction_pfmf),
STATS_DESC_COUNTER(VCPU, instruction_ptff),
STATS_DESC_COUNTER(VCPU, instruction_sck),
diff --git a/arch/s390/kvm/kvm-s390.h b/arch/s390/kvm/kvm-s390.h
index 111eb5c74784..bf8534218af3 100644
--- a/arch/s390/kvm/kvm-s390.h
+++ b/arch/s390/kvm/kvm-s390.h
@@ -138,6 +138,21 @@ static inline u64 kvm_s390_get_base_disp_s(struct kvm_vcpu *vcpu, u8 *ar)
return (base2 ? vcpu->run->s.regs.gprs[base2] : 0) + disp2;
}
+static inline u64 kvm_s390_get_base_disp_siy(struct kvm_vcpu *vcpu, u8 *ar)
+{
+ u32 base1 = vcpu->arch.sie_block->ipb >> 28;
+ s64 disp1;
+
+ /* The displacement is a 20bit _SIGNED_ value */
+ disp1 = sign_extend64(((vcpu->arch.sie_block->ipb & 0x0fff0000) >> 16) +
+ ((vcpu->arch.sie_block->ipb & 0xff00) << 4), 19);
+
+ if (ar)
+ *ar = base1;
+
+ return (base1 ? vcpu->run->s.regs.gprs[base1] : 0) + disp1;
+}
+
static inline void kvm_s390_get_base_disp_sse(struct kvm_vcpu *vcpu,
u64 *address1, u64 *address2,
u8 *ar_b1, u8 *ar_b2)
diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c
index 1be19cc9d73c..1a49b89706f8 100644
--- a/arch/s390/kvm/priv.c
+++ b/arch/s390/kvm/priv.c
@@ -797,6 +797,36 @@ static int handle_lpswe(struct kvm_vcpu *vcpu)
return 0;
}
+static int handle_lpswey(struct kvm_vcpu *vcpu)
+{
+ psw_t new_psw;
+ u64 addr;
+ int rc;
+ u8 ar;
+
+ vcpu->stat.instruction_lpswey++;
+
+ if (!test_kvm_facility(vcpu->kvm, 193))
+ return kvm_s390_inject_program_int(vcpu, PGM_OPERATION);
+
+ if (vcpu->arch.sie_block->gpsw.mask & PSW_MASK_PSTATE)
+ return kvm_s390_inject_program_int(vcpu, PGM_PRIVILEGED_OP);
+
+ addr = kvm_s390_get_base_disp_siy(vcpu, &ar);
+ if (addr & 7)
+ return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION);
+
+ rc = read_guest(vcpu, addr, ar, &new_psw, sizeof(new_psw));
+ if (rc)
+ return kvm_s390_inject_prog_cond(vcpu, rc);
+
+ vcpu->arch.sie_block->gpsw = new_psw;
+ if (!is_valid_psw(&vcpu->arch.sie_block->gpsw))
+ return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION);
+
+ return 0;
+}
+
static int handle_stidp(struct kvm_vcpu *vcpu)
{
u64 stidp_data = vcpu->kvm->arch.model.cpuid;
@@ -1462,6 +1492,8 @@ int kvm_s390_handle_eb(struct kvm_vcpu *vcpu)
case 0x61:
case 0x62:
return handle_ri(vcpu);
+ case 0x71:
+ return handle_lpswey(vcpu);
default:
return -EOPNOTSUPP;
}
diff --git a/arch/s390/mm/pgalloc.c b/arch/s390/mm/pgalloc.c
index abb629d7e131..7e3e767ab87d 100644
--- a/arch/s390/mm/pgalloc.c
+++ b/arch/s390/mm/pgalloc.c
@@ -55,6 +55,8 @@ unsigned long *crst_table_alloc(struct mm_struct *mm)
void crst_table_free(struct mm_struct *mm, unsigned long *table)
{
+ if (!table)
+ return;
pagetable_free(virt_to_ptdesc(table));
}
@@ -262,6 +264,8 @@ static unsigned long *base_crst_alloc(unsigned long val)
static void base_crst_free(unsigned long *table)
{
+ if (!table)
+ return;
pagetable_free(virt_to_ptdesc(table));
}
diff --git a/arch/s390/pci/pci_irq.c b/arch/s390/pci/pci_irq.c
index ff8f24854c64..0ef83b6ac0db 100644
--- a/arch/s390/pci/pci_irq.c
+++ b/arch/s390/pci/pci_irq.c
@@ -410,7 +410,7 @@ static void __init cpu_enable_directed_irq(void *unused)
union zpci_sic_iib iib = {{0}};
union zpci_sic_iib ziib = {{0}};
- iib.cdiib.dibv_addr = (u64) zpci_ibv[smp_processor_id()]->vector;
+ iib.cdiib.dibv_addr = virt_to_phys(zpci_ibv[smp_processor_id()]->vector);
zpci_set_irq_ctrl(SIC_IRQ_MODE_SET_CPU, 0, &iib);
zpci_set_irq_ctrl(SIC_IRQ_MODE_D_SINGLE, PCI_ISC, &ziib);
diff --git a/arch/sh/kernel/sys_sh32.c b/arch/sh/kernel/sys_sh32.c
index 9dca568509a5..d6f4afcb0e87 100644
--- a/arch/sh/kernel/sys_sh32.c
+++ b/arch/sh/kernel/sys_sh32.c
@@ -59,3 +59,14 @@ asmlinkage int sys_fadvise64_64_wrapper(int fd, u32 offset0, u32 offset1,
(u64)len0 << 32 | len1, advice);
#endif
}
+
+/*
+ * swap the arguments the way that libc wants them instead of
+ * moving flags ahead of the 64-bit nbytes argument
+ */
+SYSCALL_DEFINE6(sh_sync_file_range6, int, fd, SC_ARG64(offset),
+ SC_ARG64(nbytes), unsigned int, flags)
+{
+ return ksys_sync_file_range(fd, SC_VAL64(loff_t, offset),
+ SC_VAL64(loff_t, nbytes), flags);
+}
diff --git a/arch/sh/kernel/syscalls/syscall.tbl b/arch/sh/kernel/syscalls/syscall.tbl
index bbf83a2db986..c55fd7696d40 100644
--- a/arch/sh/kernel/syscalls/syscall.tbl
+++ b/arch/sh/kernel/syscalls/syscall.tbl
@@ -321,7 +321,7 @@
311 common set_robust_list sys_set_robust_list
312 common get_robust_list sys_get_robust_list
313 common splice sys_splice
-314 common sync_file_range sys_sync_file_range
+314 common sync_file_range sys_sh_sync_file_range6
315 common tee sys_tee
316 common vmsplice sys_vmsplice
317 common move_pages sys_move_pages
@@ -395,6 +395,7 @@
385 common pkey_alloc sys_pkey_alloc
386 common pkey_free sys_pkey_free
387 common rseq sys_rseq
+388 common sync_file_range2 sys_sync_file_range2
# room for arch specific syscalls
393 common semget sys_semget
394 common semctl sys_semctl
diff --git a/arch/sparc/kernel/sys32.S b/arch/sparc/kernel/sys32.S
index a45f0f31fe51..a3d308f2043e 100644
--- a/arch/sparc/kernel/sys32.S
+++ b/arch/sparc/kernel/sys32.S
@@ -18,224 +18,3 @@ sys32_mmap2:
sethi %hi(sys_mmap), %g1
jmpl %g1 + %lo(sys_mmap), %g0
sllx %o5, 12, %o5
-
- .align 32
- .globl sys32_socketcall
-sys32_socketcall: /* %o0=call, %o1=args */
- cmp %o0, 1
- bl,pn %xcc, do_einval
- cmp %o0, 18
- bg,pn %xcc, do_einval
- sub %o0, 1, %o0
- sllx %o0, 5, %o0
- sethi %hi(__socketcall_table_begin), %g2
- or %g2, %lo(__socketcall_table_begin), %g2
- jmpl %g2 + %o0, %g0
- nop
-do_einval:
- retl
- mov -EINVAL, %o0
-
- .align 32
-__socketcall_table_begin:
-
- /* Each entry is exactly 32 bytes. */
-do_sys_socket: /* sys_socket(int, int, int) */
-1: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(sys_socket), %g1
-2: ldswa [%o1 + 0x8] %asi, %o2
- jmpl %g1 + %lo(sys_socket), %g0
-3: ldswa [%o1 + 0x4] %asi, %o1
- nop
- nop
- nop
-do_sys_bind: /* sys_bind(int fd, struct sockaddr *, int) */
-4: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(sys_bind), %g1
-5: ldswa [%o1 + 0x8] %asi, %o2
- jmpl %g1 + %lo(sys_bind), %g0
-6: lduwa [%o1 + 0x4] %asi, %o1
- nop
- nop
- nop
-do_sys_connect: /* sys_connect(int, struct sockaddr *, int) */
-7: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(sys_connect), %g1
-8: ldswa [%o1 + 0x8] %asi, %o2
- jmpl %g1 + %lo(sys_connect), %g0
-9: lduwa [%o1 + 0x4] %asi, %o1
- nop
- nop
- nop
-do_sys_listen: /* sys_listen(int, int) */
-10: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(sys_listen), %g1
- jmpl %g1 + %lo(sys_listen), %g0
-11: ldswa [%o1 + 0x4] %asi, %o1
- nop
- nop
- nop
- nop
-do_sys_accept: /* sys_accept(int, struct sockaddr *, int *) */
-12: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(sys_accept), %g1
-13: lduwa [%o1 + 0x8] %asi, %o2
- jmpl %g1 + %lo(sys_accept), %g0
-14: lduwa [%o1 + 0x4] %asi, %o1
- nop
- nop
- nop
-do_sys_getsockname: /* sys_getsockname(int, struct sockaddr *, int *) */
-15: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(sys_getsockname), %g1
-16: lduwa [%o1 + 0x8] %asi, %o2
- jmpl %g1 + %lo(sys_getsockname), %g0
-17: lduwa [%o1 + 0x4] %asi, %o1
- nop
- nop
- nop
-do_sys_getpeername: /* sys_getpeername(int, struct sockaddr *, int *) */
-18: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(sys_getpeername), %g1
-19: lduwa [%o1 + 0x8] %asi, %o2
- jmpl %g1 + %lo(sys_getpeername), %g0
-20: lduwa [%o1 + 0x4] %asi, %o1
- nop
- nop
- nop
-do_sys_socketpair: /* sys_socketpair(int, int, int, int *) */
-21: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(sys_socketpair), %g1
-22: ldswa [%o1 + 0x8] %asi, %o2
-23: lduwa [%o1 + 0xc] %asi, %o3
- jmpl %g1 + %lo(sys_socketpair), %g0
-24: ldswa [%o1 + 0x4] %asi, %o1
- nop
- nop
-do_sys_send: /* sys_send(int, void *, size_t, unsigned int) */
-25: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(sys_send), %g1
-26: lduwa [%o1 + 0x8] %asi, %o2
-27: lduwa [%o1 + 0xc] %asi, %o3
- jmpl %g1 + %lo(sys_send), %g0
-28: lduwa [%o1 + 0x4] %asi, %o1
- nop
- nop
-do_sys_recv: /* sys_recv(int, void *, size_t, unsigned int) */
-29: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(sys_recv), %g1
-30: lduwa [%o1 + 0x8] %asi, %o2
-31: lduwa [%o1 + 0xc] %asi, %o3
- jmpl %g1 + %lo(sys_recv), %g0
-32: lduwa [%o1 + 0x4] %asi, %o1
- nop
- nop
-do_sys_sendto: /* sys_sendto(int, u32, compat_size_t, unsigned int, u32, int) */
-33: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(sys_sendto), %g1
-34: lduwa [%o1 + 0x8] %asi, %o2
-35: lduwa [%o1 + 0xc] %asi, %o3
-36: lduwa [%o1 + 0x10] %asi, %o4
-37: ldswa [%o1 + 0x14] %asi, %o5
- jmpl %g1 + %lo(sys_sendto), %g0
-38: lduwa [%o1 + 0x4] %asi, %o1
-do_sys_recvfrom: /* sys_recvfrom(int, u32, compat_size_t, unsigned int, u32, u32) */
-39: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(sys_recvfrom), %g1
-40: lduwa [%o1 + 0x8] %asi, %o2
-41: lduwa [%o1 + 0xc] %asi, %o3
-42: lduwa [%o1 + 0x10] %asi, %o4
-43: lduwa [%o1 + 0x14] %asi, %o5
- jmpl %g1 + %lo(sys_recvfrom), %g0
-44: lduwa [%o1 + 0x4] %asi, %o1
-do_sys_shutdown: /* sys_shutdown(int, int) */
-45: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(sys_shutdown), %g1
- jmpl %g1 + %lo(sys_shutdown), %g0
-46: ldswa [%o1 + 0x4] %asi, %o1
- nop
- nop
- nop
- nop
-do_sys_setsockopt: /* sys_setsockopt(int, int, int, char *, int) */
-47: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(sys_setsockopt), %g1
-48: ldswa [%o1 + 0x8] %asi, %o2
-49: lduwa [%o1 + 0xc] %asi, %o3
-50: ldswa [%o1 + 0x10] %asi, %o4
- jmpl %g1 + %lo(sys_setsockopt), %g0
-51: ldswa [%o1 + 0x4] %asi, %o1
- nop
-do_sys_getsockopt: /* sys_getsockopt(int, int, int, u32, u32) */
-52: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(sys_getsockopt), %g1
-53: ldswa [%o1 + 0x8] %asi, %o2
-54: lduwa [%o1 + 0xc] %asi, %o3
-55: lduwa [%o1 + 0x10] %asi, %o4
- jmpl %g1 + %lo(sys_getsockopt), %g0
-56: ldswa [%o1 + 0x4] %asi, %o1
- nop
-do_sys_sendmsg: /* compat_sys_sendmsg(int, struct compat_msghdr *, unsigned int) */
-57: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(compat_sys_sendmsg), %g1
-58: lduwa [%o1 + 0x8] %asi, %o2
- jmpl %g1 + %lo(compat_sys_sendmsg), %g0
-59: lduwa [%o1 + 0x4] %asi, %o1
- nop
- nop
- nop
-do_sys_recvmsg: /* compat_sys_recvmsg(int, struct compat_msghdr *, unsigned int) */
-60: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(compat_sys_recvmsg), %g1
-61: lduwa [%o1 + 0x8] %asi, %o2
- jmpl %g1 + %lo(compat_sys_recvmsg), %g0
-62: lduwa [%o1 + 0x4] %asi, %o1
- nop
- nop
- nop
-do_sys_accept4: /* sys_accept4(int, struct sockaddr *, int *, int) */
-63: ldswa [%o1 + 0x0] %asi, %o0
- sethi %hi(sys_accept4), %g1
-64: lduwa [%o1 + 0x8] %asi, %o2
-65: ldswa [%o1 + 0xc] %asi, %o3
- jmpl %g1 + %lo(sys_accept4), %g0
-66: lduwa [%o1 + 0x4] %asi, %o1
- nop
- nop
-
- .section __ex_table,"a"
- .align 4
- .word 1b, __retl_efault, 2b, __retl_efault
- .word 3b, __retl_efault, 4b, __retl_efault
- .word 5b, __retl_efault, 6b, __retl_efault
- .word 7b, __retl_efault, 8b, __retl_efault
- .word 9b, __retl_efault, 10b, __retl_efault
- .word 11b, __retl_efault, 12b, __retl_efault
- .word 13b, __retl_efault, 14b, __retl_efault
- .word 15b, __retl_efault, 16b, __retl_efault
- .word 17b, __retl_efault, 18b, __retl_efault
- .word 19b, __retl_efault, 20b, __retl_efault
- .word 21b, __retl_efault, 22b, __retl_efault
- .word 23b, __retl_efault, 24b, __retl_efault
- .word 25b, __retl_efault, 26b, __retl_efault
- .word 27b, __retl_efault, 28b, __retl_efault
- .word 29b, __retl_efault, 30b, __retl_efault
- .word 31b, __retl_efault, 32b, __retl_efault
- .word 33b, __retl_efault, 34b, __retl_efault
- .word 35b, __retl_efault, 36b, __retl_efault
- .word 37b, __retl_efault, 38b, __retl_efault
- .word 39b, __retl_efault, 40b, __retl_efault
- .word 41b, __retl_efault, 42b, __retl_efault
- .word 43b, __retl_efault, 44b, __retl_efault
- .word 45b, __retl_efault, 46b, __retl_efault
- .word 47b, __retl_efault, 48b, __retl_efault
- .word 49b, __retl_efault, 50b, __retl_efault
- .word 51b, __retl_efault, 52b, __retl_efault
- .word 53b, __retl_efault, 54b, __retl_efault
- .word 55b, __retl_efault, 56b, __retl_efault
- .word 57b, __retl_efault, 58b, __retl_efault
- .word 59b, __retl_efault, 60b, __retl_efault
- .word 61b, __retl_efault, 62b, __retl_efault
- .word 63b, __retl_efault, 64b, __retl_efault
- .word 65b, __retl_efault, 66b, __retl_efault
- .previous
diff --git a/arch/sparc/kernel/syscalls/syscall.tbl b/arch/sparc/kernel/syscalls/syscall.tbl
index ac6c281ccfe0..cfdfb3707c16 100644
--- a/arch/sparc/kernel/syscalls/syscall.tbl
+++ b/arch/sparc/kernel/syscalls/syscall.tbl
@@ -117,7 +117,7 @@
90 common dup2 sys_dup2
91 32 setfsuid32 sys_setfsuid
92 common fcntl sys_fcntl compat_sys_fcntl
-93 common select sys_select
+93 common select sys_select compat_sys_select
94 32 setfsgid32 sys_setfsgid
95 common fsync sys_fsync
96 common setpriority sys_setpriority
@@ -155,7 +155,7 @@
123 32 fchown sys_fchown16
123 64 fchown sys_fchown
124 common fchmod sys_fchmod
-125 common recvfrom sys_recvfrom
+125 common recvfrom sys_recvfrom compat_sys_recvfrom
126 32 setreuid sys_setreuid16
126 64 setreuid sys_setreuid
127 32 setregid sys_setregid16
@@ -247,7 +247,7 @@
204 32 readdir sys_old_readdir compat_sys_old_readdir
204 64 readdir sys_nis_syscall
205 common readahead sys_readahead compat_sys_readahead
-206 common socketcall sys_socketcall sys32_socketcall
+206 common socketcall sys_socketcall compat_sys_socketcall
207 common syslog sys_syslog
208 common lookup_dcookie sys_ni_syscall
209 common fadvise64 sys_fadvise64 compat_sys_fadvise64
@@ -461,7 +461,7 @@
412 32 utimensat_time64 sys_utimensat sys_utimensat
413 32 pselect6_time64 sys_pselect6 compat_sys_pselect6_time64
414 32 ppoll_time64 sys_ppoll compat_sys_ppoll_time64
-416 32 io_pgetevents_time64 sys_io_pgetevents sys_io_pgetevents
+416 32 io_pgetevents_time64 sys_io_pgetevents compat_sys_io_pgetevents_time64
417 32 recvmmsg_time64 sys_recvmmsg compat_sys_recvmmsg_time64
418 32 mq_timedsend_time64 sys_mq_timedsend sys_mq_timedsend
419 32 mq_timedreceive_time64 sys_mq_timedreceive sys_mq_timedreceive
diff --git a/arch/x86/entry/entry_64_compat.S b/arch/x86/entry/entry_64_compat.S
index 11c9b8efdc4c..ed0a5f2dc129 100644
--- a/arch/x86/entry/entry_64_compat.S
+++ b/arch/x86/entry/entry_64_compat.S
@@ -89,10 +89,6 @@ SYM_INNER_LABEL(entry_SYSENTER_compat_after_hwframe, SYM_L_GLOBAL)
cld
- IBRS_ENTER
- UNTRAIN_RET
- CLEAR_BRANCH_HISTORY
-
/*
* SYSENTER doesn't filter flags, so we need to clear NT and AC
* ourselves. To save a few cycles, we can check whether
@@ -116,6 +112,16 @@ SYM_INNER_LABEL(entry_SYSENTER_compat_after_hwframe, SYM_L_GLOBAL)
jnz .Lsysenter_fix_flags
.Lsysenter_flags_fixed:
+ /*
+ * CPU bugs mitigations mechanisms can call other functions. They
+ * should be invoked after making sure TF is cleared because
+ * single-step is ignored only for instructions inside the
+ * entry_SYSENTER_compat function.
+ */
+ IBRS_ENTER
+ UNTRAIN_RET
+ CLEAR_BRANCH_HISTORY
+
movq %rsp, %rdi
call do_SYSENTER_32
jmp sysret32_from_system_call
diff --git a/arch/x86/entry/syscalls/syscall_32.tbl b/arch/x86/entry/syscalls/syscall_32.tbl
index 7fd1f57ad3d3..d6ebcab1d8b2 100644
--- a/arch/x86/entry/syscalls/syscall_32.tbl
+++ b/arch/x86/entry/syscalls/syscall_32.tbl
@@ -420,7 +420,7 @@
412 i386 utimensat_time64 sys_utimensat
413 i386 pselect6_time64 sys_pselect6 compat_sys_pselect6_time64
414 i386 ppoll_time64 sys_ppoll compat_sys_ppoll_time64
-416 i386 io_pgetevents_time64 sys_io_pgetevents
+416 i386 io_pgetevents_time64 sys_io_pgetevents compat_sys_io_pgetevents_time64
417 i386 recvmmsg_time64 sys_recvmmsg compat_sys_recvmmsg_time64
418 i386 mq_timedsend_time64 sys_mq_timedsend
419 i386 mq_timedreceive_time64 sys_mq_timedreceive
diff --git a/arch/x86/include/asm/cmpxchg_32.h b/arch/x86/include/asm/cmpxchg_32.h
index ed2797f132ce..62cef2113ca7 100644
--- a/arch/x86/include/asm/cmpxchg_32.h
+++ b/arch/x86/include/asm/cmpxchg_32.h
@@ -93,10 +93,9 @@ static __always_inline bool __try_cmpxchg64_local(volatile u64 *ptr, u64 *oldp,
\
asm volatile(ALTERNATIVE(_lock_loc \
"call cmpxchg8b_emu", \
- _lock "cmpxchg8b %[ptr]", X86_FEATURE_CX8) \
- : [ptr] "+m" (*(_ptr)), \
- "+a" (o.low), "+d" (o.high) \
- : "b" (n.low), "c" (n.high), "S" (_ptr) \
+ _lock "cmpxchg8b %a[ptr]", X86_FEATURE_CX8) \
+ : "+a" (o.low), "+d" (o.high) \
+ : "b" (n.low), "c" (n.high), [ptr] "S" (_ptr) \
: "memory"); \
\
o.full; \
@@ -122,12 +121,11 @@ static __always_inline u64 arch_cmpxchg64_local(volatile u64 *ptr, u64 old, u64
\
asm volatile(ALTERNATIVE(_lock_loc \
"call cmpxchg8b_emu", \
- _lock "cmpxchg8b %[ptr]", X86_FEATURE_CX8) \
+ _lock "cmpxchg8b %a[ptr]", X86_FEATURE_CX8) \
CC_SET(e) \
: CC_OUT(e) (ret), \
- [ptr] "+m" (*(_ptr)), \
"+a" (o.low), "+d" (o.high) \
- : "b" (n.low), "c" (n.high), "S" (_ptr) \
+ : "b" (n.low), "c" (n.high), [ptr] "S" (_ptr) \
: "memory"); \
\
if (unlikely(!ret)) \
diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h
index 1dc600fa3ba5..481096177500 100644
--- a/arch/x86/include/asm/efi.h
+++ b/arch/x86/include/asm/efi.h
@@ -401,7 +401,6 @@ extern int __init efi_memmap_alloc(unsigned int num_entries,
struct efi_memory_map_data *data);
extern void __efi_memmap_free(u64 phys, unsigned long size,
unsigned long flags);
-#define __efi_memmap_free __efi_memmap_free
extern int __init efi_memmap_install(struct efi_memory_map_data *data);
extern int __init efi_memmap_split_count(efi_memory_desc_t *md,
diff --git a/arch/x86/include/asm/entry-common.h b/arch/x86/include/asm/entry-common.h
index 7e523bb3d2d3..fb2809b20b0a 100644
--- a/arch/x86/include/asm/entry-common.h
+++ b/arch/x86/include/asm/entry-common.h
@@ -73,19 +73,16 @@ static inline void arch_exit_to_user_mode_prepare(struct pt_regs *regs,
#endif
/*
- * Ultimately, this value will get limited by KSTACK_OFFSET_MAX(),
- * but not enough for x86 stack utilization comfort. To keep
- * reasonable stack head room, reduce the maximum offset to 8 bits.
- *
- * The actual entropy will be further reduced by the compiler when
- * applying stack alignment constraints (see cc_stack_align4/8 in
+ * This value will get limited by KSTACK_OFFSET_MAX(), which is 10
+ * bits. The actual entropy will be further reduced by the compiler
+ * when applying stack alignment constraints (see cc_stack_align4/8 in
* arch/x86/Makefile), which will remove the 3 (x86_64) or 2 (ia32)
* low bits from any entropy chosen here.
*
- * Therefore, final stack offset entropy will be 5 (x86_64) or
- * 6 (ia32) bits.
+ * Therefore, final stack offset entropy will be 7 (x86_64) or
+ * 8 (ia32) bits.
*/
- choose_random_kstack_offset(rdtsc() & 0xFF);
+ choose_random_kstack_offset(rdtsc());
}
#define arch_exit_to_user_mode_prepare arch_exit_to_user_mode_prepare
diff --git a/arch/x86/include/asm/runtime-const.h b/arch/x86/include/asm/runtime-const.h
new file mode 100644
index 000000000000..24e3a53ca255
--- /dev/null
+++ b/arch/x86/include/asm/runtime-const.h
@@ -0,0 +1,61 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_RUNTIME_CONST_H
+#define _ASM_RUNTIME_CONST_H
+
+#define runtime_const_ptr(sym) ({ \
+ typeof(sym) __ret; \
+ asm_inline("mov %1,%0\n1:\n" \
+ ".pushsection runtime_ptr_" #sym ",\"a\"\n\t" \
+ ".long 1b - %c2 - .\n\t" \
+ ".popsection" \
+ :"=r" (__ret) \
+ :"i" ((unsigned long)0x0123456789abcdefull), \
+ "i" (sizeof(long))); \
+ __ret; })
+
+// The 'typeof' will create at _least_ a 32-bit type, but
+// will happily also take a bigger type and the 'shrl' will
+// clear the upper bits
+#define runtime_const_shift_right_32(val, sym) ({ \
+ typeof(0u+(val)) __ret = (val); \
+ asm_inline("shrl $12,%k0\n1:\n" \
+ ".pushsection runtime_shift_" #sym ",\"a\"\n\t" \
+ ".long 1b - 1 - .\n\t" \
+ ".popsection" \
+ :"+r" (__ret)); \
+ __ret; })
+
+#define runtime_const_init(type, sym) do { \
+ extern s32 __start_runtime_##type##_##sym[]; \
+ extern s32 __stop_runtime_##type##_##sym[]; \
+ runtime_const_fixup(__runtime_fixup_##type, \
+ (unsigned long)(sym), \
+ __start_runtime_##type##_##sym, \
+ __stop_runtime_##type##_##sym); \
+} while (0)
+
+/*
+ * The text patching is trivial - you can only do this at init time,
+ * when the text section hasn't been marked RO, and before the text
+ * has ever been executed.
+ */
+static inline void __runtime_fixup_ptr(void *where, unsigned long val)
+{
+ *(unsigned long *)where = val;
+}
+
+static inline void __runtime_fixup_shift(void *where, unsigned long val)
+{
+ *(unsigned char *)where = val;
+}
+
+static inline void runtime_const_fixup(void (*fn)(void *, unsigned long),
+ unsigned long val, s32 *start, s32 *end)
+{
+ while (start < end) {
+ fn(*start + (void *)start, val);
+ start++;
+ }
+}
+
+#endif
diff --git a/arch/x86/kernel/cpu/resctrl/monitor.c b/arch/x86/kernel/cpu/resctrl/monitor.c
index 2345e6836593..366f496ca3ce 100644
--- a/arch/x86/kernel/cpu/resctrl/monitor.c
+++ b/arch/x86/kernel/cpu/resctrl/monitor.c
@@ -519,7 +519,8 @@ void free_rmid(u32 closid, u32 rmid)
* allows architectures that ignore the closid parameter to avoid an
* unnecessary check.
*/
- if (idx == resctrl_arch_rmid_idx_encode(RESCTRL_RESERVED_CLOSID,
+ if (!resctrl_arch_mon_capable() ||
+ idx == resctrl_arch_rmid_idx_encode(RESCTRL_RESERVED_CLOSID,
RESCTRL_RESERVED_RMID))
return;
diff --git a/arch/x86/kernel/time.c b/arch/x86/kernel/time.c
index e42faa792c07..52e1f3f0b361 100644
--- a/arch/x86/kernel/time.c
+++ b/arch/x86/kernel/time.c
@@ -27,25 +27,7 @@
unsigned long profile_pc(struct pt_regs *regs)
{
- unsigned long pc = instruction_pointer(regs);
-
- if (!user_mode(regs) && in_lock_functions(pc)) {
-#ifdef CONFIG_FRAME_POINTER
- return *(unsigned long *)(regs->bp + sizeof(long));
-#else
- unsigned long *sp = (unsigned long *)regs->sp;
- /*
- * Return address is either directly at stack pointer
- * or above a saved flags. Eflags has bits 22-31 zero,
- * kernel addresses don't.
- */
- if (sp[0] >> 22)
- return sp[0];
- if (sp[1] >> 22)
- return sp[1];
-#endif
- }
- return pc;
+ return instruction_pointer(regs);
}
EXPORT_SYMBOL(profile_pc);
diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
index 3509afc6a672..6e73403e874f 100644
--- a/arch/x86/kernel/vmlinux.lds.S
+++ b/arch/x86/kernel/vmlinux.lds.S
@@ -357,6 +357,9 @@ SECTIONS
PERCPU_SECTION(INTERNODE_CACHE_BYTES)
#endif
+ RUNTIME_CONST(shift, d_hash_shift)
+ RUNTIME_CONST(ptr, dentry_hashtable)
+
. = ALIGN(PAGE_SIZE);
/* freed after init ends here */
diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c
index 296c524988f9..c95d3900fe56 100644
--- a/arch/x86/kvm/svm/svm.c
+++ b/arch/x86/kvm/svm/svm.c
@@ -2843,7 +2843,7 @@ static int svm_get_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
if (sev_es_prevent_msr_access(vcpu, msr_info)) {
msr_info->data = 0;
- return -EINVAL;
+ return vcpu->kvm->arch.has_protected_state ? -EINVAL : 0;
}
switch (msr_info->index) {
@@ -2998,7 +2998,7 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr)
u64 data = msr->data;
if (sev_es_prevent_msr_access(vcpu, msr))
- return -EINVAL;
+ return vcpu->kvm->arch.has_protected_state ? -EINVAL : 0;
switch (ecx) {
case MSR_AMD64_TSC_RATIO:
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 8c9e4281d978..0763a0f72a06 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -10718,13 +10718,12 @@ static void vcpu_scan_ioapic(struct kvm_vcpu *vcpu)
bitmap_zero(vcpu->arch.ioapic_handled_vectors, 256);
+ static_call_cond(kvm_x86_sync_pir_to_irr)(vcpu);
+
if (irqchip_split(vcpu->kvm))
kvm_scan_ioapic_routes(vcpu, vcpu->arch.ioapic_handled_vectors);
- else {
- static_call_cond(kvm_x86_sync_pir_to_irr)(vcpu);
- if (ioapic_in_kernel(vcpu->kvm))
- kvm_ioapic_scan_entry(vcpu, vcpu->arch.ioapic_handled_vectors);
- }
+ else if (ioapic_in_kernel(vcpu->kvm))
+ kvm_ioapic_scan_entry(vcpu, vcpu->arch.ioapic_handled_vectors);
if (is_guest_mode(vcpu))
vcpu->arch.load_eoi_exitmap_pending = true;
diff --git a/arch/x86/platform/efi/memmap.c b/arch/x86/platform/efi/memmap.c
index 4ef20b49eb5e..6ed1935504b9 100644
--- a/arch/x86/platform/efi/memmap.c
+++ b/arch/x86/platform/efi/memmap.c
@@ -92,12 +92,22 @@ int __init efi_memmap_alloc(unsigned int num_entries,
*/
int __init efi_memmap_install(struct efi_memory_map_data *data)
{
+ unsigned long size = efi.memmap.desc_size * efi.memmap.nr_map;
+ unsigned long flags = efi.memmap.flags;
+ u64 phys = efi.memmap.phys_map;
+ int ret;
+
efi_memmap_unmap();
if (efi_enabled(EFI_PARAVIRT))
return 0;
- return __efi_memmap_init(data);
+ ret = __efi_memmap_init(data);
+ if (ret)
+ return ret;
+
+ __efi_memmap_free(phys, size, flags);
+ return 0;
}
/**
diff --git a/arch/xtensa/include/asm/current.h b/arch/xtensa/include/asm/current.h
index 08010dbf5e09..df275d554788 100644
--- a/arch/xtensa/include/asm/current.h
+++ b/arch/xtensa/include/asm/current.h
@@ -19,7 +19,7 @@
struct task_struct;
-static inline struct task_struct *get_current(void)
+static __always_inline struct task_struct *get_current(void)
{
return current_thread_info()->task;
}
diff --git a/arch/xtensa/include/asm/thread_info.h b/arch/xtensa/include/asm/thread_info.h
index 326db1c1d5d8..e0dffcc43b9e 100644
--- a/arch/xtensa/include/asm/thread_info.h
+++ b/arch/xtensa/include/asm/thread_info.h
@@ -91,7 +91,7 @@ struct thread_info {
}
/* how to get the thread information struct from C */
-static inline struct thread_info *current_thread_info(void)
+static __always_inline struct thread_info *current_thread_info(void)
{
struct thread_info *ti;
__asm__("extui %0, a1, 0, "__stringify(CURRENT_SHIFT)"\n\t"