diff options
Diffstat (limited to 'arch')
166 files changed, 2251 insertions, 1688 deletions
diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c index d0dccae53ba9..5f90df30be20 100644 --- a/arch/alpha/kernel/smp.c +++ b/arch/alpha/kernel/smp.c @@ -614,8 +614,7 @@ void smp_imb(void) { /* Must wait other processors to flush their icache before continue. */ - if (on_each_cpu(ipi_imb, NULL, 1)) - printk(KERN_CRIT "smp_imb: timed out\n"); + on_each_cpu(ipi_imb, NULL, 1); } EXPORT_SYMBOL(smp_imb); @@ -630,9 +629,7 @@ flush_tlb_all(void) { /* Although we don't have any data to pass, we do want to synchronize with the other processors. */ - if (on_each_cpu(ipi_flush_tlb_all, NULL, 1)) { - printk(KERN_CRIT "flush_tlb_all: timed out\n"); - } + on_each_cpu(ipi_flush_tlb_all, NULL, 1); } #define asn_locked() (cpu_data[smp_processor_id()].asn_lock) @@ -667,9 +664,7 @@ flush_tlb_mm(struct mm_struct *mm) } } - if (smp_call_function(ipi_flush_tlb_mm, mm, 1)) { - printk(KERN_CRIT "flush_tlb_mm: timed out\n"); - } + smp_call_function(ipi_flush_tlb_mm, mm, 1); preempt_enable(); } @@ -720,9 +715,7 @@ flush_tlb_page(struct vm_area_struct *vma, unsigned long addr) data.mm = mm; data.addr = addr; - if (smp_call_function(ipi_flush_tlb_page, &data, 1)) { - printk(KERN_CRIT "flush_tlb_page: timed out\n"); - } + smp_call_function(ipi_flush_tlb_page, &data, 1); preempt_enable(); } @@ -772,9 +765,7 @@ flush_icache_user_range(struct vm_area_struct *vma, struct page *page, } } - if (smp_call_function(ipi_flush_icache_page, mm, 1)) { - printk(KERN_CRIT "flush_icache_page: timed out\n"); - } + smp_call_function(ipi_flush_icache_page, mm, 1); preempt_enable(); } diff --git a/arch/alpha/oprofile/common.c b/arch/alpha/oprofile/common.c index 310a4ce1dccc..1b1259c7d7d1 100644 --- a/arch/alpha/oprofile/common.c +++ b/arch/alpha/oprofile/common.c @@ -65,7 +65,7 @@ op_axp_setup(void) model->reg_setup(®, ctr, &sys); /* Configure the registers on all cpus. */ - (void)smp_call_function(model->cpu_setup, ®, 1); + smp_call_function(model->cpu_setup, ®, 1); model->cpu_setup(®); return 0; } @@ -86,7 +86,7 @@ op_axp_cpu_start(void *dummy) static int op_axp_start(void) { - (void)smp_call_function(op_axp_cpu_start, NULL, 1); + smp_call_function(op_axp_cpu_start, NULL, 1); op_axp_cpu_start(NULL); return 0; } @@ -101,7 +101,7 @@ op_axp_cpu_stop(void *dummy) static void op_axp_stop(void) { - (void)smp_call_function(op_axp_cpu_stop, NULL, 1); + smp_call_function(op_axp_cpu_stop, NULL, 1); op_axp_cpu_stop(NULL); } diff --git a/arch/arc/Makefile b/arch/arc/Makefile index 480af1af9e63..03a0b19c92cd 100644 --- a/arch/arc/Makefile +++ b/arch/arc/Makefile @@ -5,6 +5,10 @@ KBUILD_DEFCONFIG := nsim_hs_defconfig +ifeq ($(CROSS_COMPILE),) +CROSS_COMPILE := $(call cc-cross-prefix, arc-linux- arceb-linux-) +endif + cflags-y += -fno-common -pipe -fno-builtin -mmedium-calls -D__linux__ cflags-$(CONFIG_ISA_ARCOMPACT) += -mA7 cflags-$(CONFIG_ISA_ARCV2) += -mcpu=hs38 diff --git a/arch/arc/plat-hsdk/platform.c b/arch/arc/plat-hsdk/platform.c index 6a91a742ab3d..7dd2dd335cf6 100644 --- a/arch/arc/plat-hsdk/platform.c +++ b/arch/arc/plat-hsdk/platform.c @@ -32,8 +32,6 @@ static void __init hsdk_init_per_cpu(unsigned int cpu) #define ARC_PERIPHERAL_BASE 0xf0000000 #define CREG_BASE (ARC_PERIPHERAL_BASE + 0x1000) -#define CREG_PAE (CREG_BASE + 0x180) -#define CREG_PAE_UPDATE (CREG_BASE + 0x194) #define SDIO_BASE (ARC_PERIPHERAL_BASE + 0xA000) #define SDIO_UHS_REG_EXT (SDIO_BASE + 0x108) @@ -99,20 +97,167 @@ static void __init hsdk_enable_gpio_intc_wire(void) iowrite32(GPIO_INT_CONNECTED_MASK, (void __iomem *) GPIO_INTEN); } -static void __init hsdk_init_early(void) +enum hsdk_axi_masters { + M_HS_CORE = 0, + M_HS_RTT, + M_AXI_TUN, + M_HDMI_VIDEO, + M_HDMI_AUDIO, + M_USB_HOST, + M_ETHERNET, + M_SDIO, + M_GPU, + M_DMAC_0, + M_DMAC_1, + M_DVFS +}; + +#define UPDATE_VAL 1 + +/* + * This is modified configuration of AXI bridge. Default settings + * are specified in "Table 111 CREG Address Decoder register reset values". + * + * AXI_M_m_SLV{0|1} - Slave Select register for master 'm'. + * Possible slaves are: + * - 0 => no slave selected + * - 1 => DDR controller port #1 + * - 2 => SRAM controller + * - 3 => AXI tunnel + * - 4 => EBI controller + * - 5 => ROM controller + * - 6 => AXI2APB bridge + * - 7 => DDR controller port #2 + * - 8 => DDR controller port #3 + * - 9 => HS38x4 IOC + * - 10 => HS38x4 DMI + * AXI_M_m_OFFSET{0|1} - Addr Offset register for master 'm' + * + * Please read ARC HS Development IC Specification, section 17.2 for more + * information about apertures configuration. + * + * m master AXI_M_m_SLV0 AXI_M_m_SLV1 AXI_M_m_OFFSET0 AXI_M_m_OFFSET1 + * 0 HS (CBU) 0x11111111 0x63111111 0xFEDCBA98 0x0E543210 + * 1 HS (RTT) 0x77777777 0x77777777 0xFEDCBA98 0x76543210 + * 2 AXI Tunnel 0x88888888 0x88888888 0xFEDCBA98 0x76543210 + * 3 HDMI-VIDEO 0x77777777 0x77777777 0xFEDCBA98 0x76543210 + * 4 HDMI-ADUIO 0x77777777 0x77777777 0xFEDCBA98 0x76543210 + * 5 USB-HOST 0x77777777 0x77999999 0xFEDCBA98 0x76DCBA98 + * 6 ETHERNET 0x77777777 0x77999999 0xFEDCBA98 0x76DCBA98 + * 7 SDIO 0x77777777 0x77999999 0xFEDCBA98 0x76DCBA98 + * 8 GPU 0x77777777 0x77777777 0xFEDCBA98 0x76543210 + * 9 DMAC (port #1) 0x77777777 0x77777777 0xFEDCBA98 0x76543210 + * 10 DMAC (port #2) 0x77777777 0x77777777 0xFEDCBA98 0x76543210 + * 11 DVFS 0x00000000 0x60000000 0x00000000 0x00000000 + */ + +#define CREG_AXI_M_SLV0(m) ((void __iomem *)(CREG_BASE + 0x20 * (m))) +#define CREG_AXI_M_SLV1(m) ((void __iomem *)(CREG_BASE + 0x20 * (m) + 0x04)) +#define CREG_AXI_M_OFT0(m) ((void __iomem *)(CREG_BASE + 0x20 * (m) + 0x08)) +#define CREG_AXI_M_OFT1(m) ((void __iomem *)(CREG_BASE + 0x20 * (m) + 0x0C)) +#define CREG_AXI_M_UPDT(m) ((void __iomem *)(CREG_BASE + 0x20 * (m) + 0x14)) + +#define CREG_AXI_M_HS_CORE_BOOT ((void __iomem *)(CREG_BASE + 0x010)) + +#define CREG_PAE ((void __iomem *)(CREG_BASE + 0x180)) +#define CREG_PAE_UPDT ((void __iomem *)(CREG_BASE + 0x194)) + +static void __init hsdk_init_memory_bridge(void) { + u32 reg; + + /* + * M_HS_CORE has one unique register - BOOT. + * We need to clean boot mirror (BOOT[1:0]) bits in them to avoid first + * aperture to be masked by 'boot mirror'. + */ + reg = readl(CREG_AXI_M_HS_CORE_BOOT) & (~0x3); + writel(reg, CREG_AXI_M_HS_CORE_BOOT); + writel(0x11111111, CREG_AXI_M_SLV0(M_HS_CORE)); + writel(0x63111111, CREG_AXI_M_SLV1(M_HS_CORE)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_HS_CORE)); + writel(0x0E543210, CREG_AXI_M_OFT1(M_HS_CORE)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_HS_CORE)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_HS_RTT)); + writel(0x77777777, CREG_AXI_M_SLV1(M_HS_RTT)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_HS_RTT)); + writel(0x76543210, CREG_AXI_M_OFT1(M_HS_RTT)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_HS_RTT)); + + writel(0x88888888, CREG_AXI_M_SLV0(M_AXI_TUN)); + writel(0x88888888, CREG_AXI_M_SLV1(M_AXI_TUN)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_AXI_TUN)); + writel(0x76543210, CREG_AXI_M_OFT1(M_AXI_TUN)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_AXI_TUN)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_HDMI_VIDEO)); + writel(0x77777777, CREG_AXI_M_SLV1(M_HDMI_VIDEO)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_HDMI_VIDEO)); + writel(0x76543210, CREG_AXI_M_OFT1(M_HDMI_VIDEO)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_HDMI_VIDEO)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_HDMI_AUDIO)); + writel(0x77777777, CREG_AXI_M_SLV1(M_HDMI_AUDIO)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_HDMI_AUDIO)); + writel(0x76543210, CREG_AXI_M_OFT1(M_HDMI_AUDIO)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_HDMI_AUDIO)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_USB_HOST)); + writel(0x77999999, CREG_AXI_M_SLV1(M_USB_HOST)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_USB_HOST)); + writel(0x76DCBA98, CREG_AXI_M_OFT1(M_USB_HOST)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_USB_HOST)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_ETHERNET)); + writel(0x77999999, CREG_AXI_M_SLV1(M_ETHERNET)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_ETHERNET)); + writel(0x76DCBA98, CREG_AXI_M_OFT1(M_ETHERNET)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_ETHERNET)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_SDIO)); + writel(0x77999999, CREG_AXI_M_SLV1(M_SDIO)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_SDIO)); + writel(0x76DCBA98, CREG_AXI_M_OFT1(M_SDIO)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_SDIO)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_GPU)); + writel(0x77777777, CREG_AXI_M_SLV1(M_GPU)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_GPU)); + writel(0x76543210, CREG_AXI_M_OFT1(M_GPU)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_GPU)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_DMAC_0)); + writel(0x77777777, CREG_AXI_M_SLV1(M_DMAC_0)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_DMAC_0)); + writel(0x76543210, CREG_AXI_M_OFT1(M_DMAC_0)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_DMAC_0)); + + writel(0x77777777, CREG_AXI_M_SLV0(M_DMAC_1)); + writel(0x77777777, CREG_AXI_M_SLV1(M_DMAC_1)); + writel(0xFEDCBA98, CREG_AXI_M_OFT0(M_DMAC_1)); + writel(0x76543210, CREG_AXI_M_OFT1(M_DMAC_1)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_DMAC_1)); + + writel(0x00000000, CREG_AXI_M_SLV0(M_DVFS)); + writel(0x60000000, CREG_AXI_M_SLV1(M_DVFS)); + writel(0x00000000, CREG_AXI_M_OFT0(M_DVFS)); + writel(0x00000000, CREG_AXI_M_OFT1(M_DVFS)); + writel(UPDATE_VAL, CREG_AXI_M_UPDT(M_DVFS)); + /* * PAE remapping for DMA clients does not work due to an RTL bug, so * CREG_PAE register must be programmed to all zeroes, otherwise it * will cause problems with DMA to/from peripherals even if PAE40 is * not used. */ + writel(0x00000000, CREG_PAE); + writel(UPDATE_VAL, CREG_PAE_UPDT); +} - /* Default is 1, which means "PAE offset = 4GByte" */ - writel_relaxed(0, (void __iomem *) CREG_PAE); - - /* Really apply settings made above */ - writel(1, (void __iomem *) CREG_PAE_UPDATE); +static void __init hsdk_init_early(void) +{ + hsdk_init_memory_bridge(); /* * Switch SDIO external ciu clock divider from default div-by-8 to diff --git a/arch/arm/boot/dts/armada-xp-98dx3236.dtsi b/arch/arm/boot/dts/armada-xp-98dx3236.dtsi index 59753470cd34..267d0c178e55 100644 --- a/arch/arm/boot/dts/armada-xp-98dx3236.dtsi +++ b/arch/arm/boot/dts/armada-xp-98dx3236.dtsi @@ -336,3 +336,11 @@ status = "disabled"; }; +&uart0 { + compatible = "marvell,armada-38x-uart"; +}; + +&uart1 { + compatible = "marvell,armada-38x-uart"; +}; + diff --git a/arch/arm/boot/dts/gemini-dlink-dir-685.dts b/arch/arm/boot/dts/gemini-dlink-dir-685.dts index cfbfbc91a1e1..3613f05f8a80 100644 --- a/arch/arm/boot/dts/gemini-dlink-dir-685.dts +++ b/arch/arm/boot/dts/gemini-dlink-dir-685.dts @@ -20,7 +20,7 @@ }; chosen { - bootargs = "console=ttyS0,19200n8 root=/dev/sda1 rw rootwait"; + bootargs = "console=ttyS0,19200n8 root=/dev/sda1 rw rootwait consoleblank=300"; stdout-path = "uart0:19200n8"; }; diff --git a/arch/arm/boot/dts/gemini-dlink-dns-313.dts b/arch/arm/boot/dts/gemini-dlink-dns-313.dts index b12504e10f0b..360642a02a48 100644 --- a/arch/arm/boot/dts/gemini-dlink-dns-313.dts +++ b/arch/arm/boot/dts/gemini-dlink-dns-313.dts @@ -11,7 +11,7 @@ / { model = "D-Link DNS-313 1-Bay Network Storage Enclosure"; - compatible = "dlink,dir-313", "cortina,gemini"; + compatible = "dlink,dns-313", "cortina,gemini"; #address-cells = <1>; #size-cells = <1>; diff --git a/arch/arm/boot/dts/imx6ul.dtsi b/arch/arm/boot/dts/imx6ul.dtsi index bbf010c73336..a7f6d1d58e20 100644 --- a/arch/arm/boot/dts/imx6ul.dtsi +++ b/arch/arm/boot/dts/imx6ul.dtsi @@ -358,7 +358,7 @@ pwm1: pwm@2080000 { compatible = "fsl,imx6ul-pwm", "fsl,imx27-pwm"; reg = <0x02080000 0x4000>; - interrupts = <GIC_SPI 115 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX6UL_CLK_PWM1>, <&clks IMX6UL_CLK_PWM1>; clock-names = "ipg", "per"; @@ -369,7 +369,7 @@ pwm2: pwm@2084000 { compatible = "fsl,imx6ul-pwm", "fsl,imx27-pwm"; reg = <0x02084000 0x4000>; - interrupts = <GIC_SPI 116 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX6UL_CLK_PWM2>, <&clks IMX6UL_CLK_PWM2>; clock-names = "ipg", "per"; @@ -380,7 +380,7 @@ pwm3: pwm@2088000 { compatible = "fsl,imx6ul-pwm", "fsl,imx27-pwm"; reg = <0x02088000 0x4000>; - interrupts = <GIC_SPI 117 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX6UL_CLK_PWM3>, <&clks IMX6UL_CLK_PWM3>; clock-names = "ipg", "per"; @@ -391,7 +391,7 @@ pwm4: pwm@208c000 { compatible = "fsl,imx6ul-pwm", "fsl,imx27-pwm"; reg = <0x0208c000 0x4000>; - interrupts = <GIC_SPI 118 IRQ_TYPE_LEVEL_HIGH>; + interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; clocks = <&clks IMX6UL_CLK_PWM4>, <&clks IMX6UL_CLK_PWM4>; clock-names = "ipg", "per"; diff --git a/arch/arm/boot/dts/meson8.dtsi b/arch/arm/boot/dts/meson8.dtsi index 7ef442462ea4..40c11b6b217a 100644 --- a/arch/arm/boot/dts/meson8.dtsi +++ b/arch/arm/boot/dts/meson8.dtsi @@ -248,8 +248,8 @@ <GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 172 IRQ_TYPE_LEVEL_HIGH>, - <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 171 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 172 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>, @@ -264,7 +264,6 @@ clocks = <&clkc CLKID_CLK81>, <&clkc CLKID_MALI>; clock-names = "bus", "core"; operating-points-v2 = <&gpu_opp_table>; - switch-delay = <0xffff>; }; }; }; /* end of / */ diff --git a/arch/arm/boot/dts/meson8b.dtsi b/arch/arm/boot/dts/meson8b.dtsi index 800cd65fc50a..ec67f49116d9 100644 --- a/arch/arm/boot/dts/meson8b.dtsi +++ b/arch/arm/boot/dts/meson8b.dtsi @@ -163,23 +163,23 @@ opp-255000000 { opp-hz = /bits/ 64 <255000000>; - opp-microvolt = <1150000>; + opp-microvolt = <1100000>; }; opp-364300000 { opp-hz = /bits/ 64 <364300000>; - opp-microvolt = <1150000>; + opp-microvolt = <1100000>; }; opp-425000000 { opp-hz = /bits/ 64 <425000000>; - opp-microvolt = <1150000>; + opp-microvolt = <1100000>; }; opp-510000000 { opp-hz = /bits/ 64 <510000000>; - opp-microvolt = <1150000>; + opp-microvolt = <1100000>; }; opp-637500000 { opp-hz = /bits/ 64 <637500000>; - opp-microvolt = <1150000>; + opp-microvolt = <1100000>; turbo-mode; }; }; @@ -229,7 +229,6 @@ clocks = <&clkc CLKID_CLK81>, <&clkc CLKID_MALI>; clock-names = "bus", "core"; operating-points-v2 = <&gpu_opp_table>; - switch-delay = <0xffff>; }; }; }; /* end of / */ diff --git a/arch/arm/common/bL_switcher.c b/arch/arm/common/bL_switcher.c index 13e561737ca8..746e1fce777e 100644 --- a/arch/arm/common/bL_switcher.c +++ b/arch/arm/common/bL_switcher.c @@ -539,16 +539,14 @@ static void bL_switcher_trace_trigger_cpu(void *__always_unused info) int bL_switcher_trace_trigger(void) { - int ret; - preempt_disable(); bL_switcher_trace_trigger_cpu(NULL); - ret = smp_call_function(bL_switcher_trace_trigger_cpu, NULL, true); + smp_call_function(bL_switcher_trace_trigger_cpu, NULL, true); preempt_enable(); - return ret; + return 0; } EXPORT_SYMBOL_GPL(bL_switcher_trace_trigger); diff --git a/arch/arm/mach-davinci/board-da830-evm.c b/arch/arm/mach-davinci/board-da830-evm.c index 51a892702e27..a273ab25c668 100644 --- a/arch/arm/mach-davinci/board-da830-evm.c +++ b/arch/arm/mach-davinci/board-da830-evm.c @@ -61,6 +61,9 @@ static struct regulator_consumer_supply da830_evm_usb_supplies[] = { static struct regulator_init_data da830_evm_usb_vbus_data = { .consumer_supplies = da830_evm_usb_supplies, .num_consumer_supplies = ARRAY_SIZE(da830_evm_usb_supplies), + .constraints = { + .valid_ops_mask = REGULATOR_CHANGE_STATUS, + }, }; static struct fixed_voltage_config da830_evm_usb_vbus = { @@ -88,7 +91,7 @@ static struct gpiod_lookup_table da830_evm_usb_oc_gpio_lookup = { static struct gpiod_lookup_table da830_evm_usb_vbus_gpio_lookup = { .dev_id = "reg-fixed-voltage.0", .table = { - GPIO_LOOKUP("davinci_gpio", ON_BD_USB_DRV, "vbus", 0), + GPIO_LOOKUP("davinci_gpio", ON_BD_USB_DRV, NULL, 0), { } }, }; diff --git a/arch/arm/mach-davinci/board-omapl138-hawk.c b/arch/arm/mach-davinci/board-omapl138-hawk.c index db177a6a7e48..5390a8630cf0 100644 --- a/arch/arm/mach-davinci/board-omapl138-hawk.c +++ b/arch/arm/mach-davinci/board-omapl138-hawk.c @@ -306,6 +306,9 @@ static struct regulator_consumer_supply hawk_usb_supplies[] = { static struct regulator_init_data hawk_usb_vbus_data = { .consumer_supplies = hawk_usb_supplies, .num_consumer_supplies = ARRAY_SIZE(hawk_usb_supplies), + .constraints = { + .valid_ops_mask = REGULATOR_CHANGE_STATUS, + }, }; static struct fixed_voltage_config hawk_usb_vbus = { diff --git a/arch/arm/mach-omap2/prm3xxx.c b/arch/arm/mach-omap2/prm3xxx.c index fd4a3bf27993..1b442b128569 100644 --- a/arch/arm/mach-omap2/prm3xxx.c +++ b/arch/arm/mach-omap2/prm3xxx.c @@ -430,7 +430,7 @@ static void omap3_prm_reconfigure_io_chain(void) * registers, and omap3xxx_prm_reconfigure_io_chain() must be called. * No return value. */ -static void __init omap3xxx_prm_enable_io_wakeup(void) +static void omap3xxx_prm_enable_io_wakeup(void) { if (prm_features & PRM_HAS_IO_WAKEUP) omap2_prm_set_mod_reg_bits(OMAP3430_EN_IO_MASK, WKUP_MOD, diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index f5eb592b8579..c1734e444fb8 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -26,6 +26,7 @@ config ARM64 select ARCH_HAS_MEMBARRIER_SYNC_CORE select ARCH_HAS_PTE_SPECIAL select ARCH_HAS_SETUP_DMA_OPS + select ARCH_HAS_SET_DIRECT_MAP select ARCH_HAS_SET_MEMORY select ARCH_HAS_STRICT_KERNEL_RWX select ARCH_HAS_STRICT_MODULE_RWX @@ -263,7 +264,8 @@ config GENERIC_CALIBRATE_DELAY def_bool y config ZONE_DMA32 - def_bool y + bool "Support DMA32 zone" if EXPERT + default y config HAVE_GENERIC_GUP def_bool y @@ -936,7 +938,6 @@ config PARAVIRT config PARAVIRT_TIME_ACCOUNTING bool "Paravirtual steal time accounting" select PARAVIRT - default n help Select this option to enable fine granularity task steal time accounting. Time spent executing other tasks in parallel with @@ -1421,12 +1422,27 @@ config ARM64_SVE KVM in the same kernel image. config ARM64_MODULE_PLTS - bool + bool "Use PLTs to allow module memory to spill over into vmalloc area" + depends on MODULES select HAVE_MOD_ARCH_SPECIFIC + help + Allocate PLTs when loading modules so that jumps and calls whose + targets are too far away for their relative offsets to be encoded + in the instructions themselves can be bounced via veneers in the + module's PLT. This allows modules to be allocated in the generic + vmalloc area after the dedicated module memory area has been + exhausted. + + When running with address space randomization (KASLR), the module + region itself may be too far away for ordinary relative jumps and + calls, and so in that case, module PLTs are required and cannot be + disabled. + + Specific errata workaround(s) might also force module PLTs to be + enabled (ARM64_ERRATUM_843419). config ARM64_PSEUDO_NMI bool "Support for NMI-like interrupts" - depends on BROKEN # 1556553607-46531-1-git-send-email-julien.thierry@arm.com select CONFIG_ARM_GIC_V3 help Adds support for mimicking Non-Maskable Interrupts through the use of @@ -1439,6 +1455,17 @@ config ARM64_PSEUDO_NMI If unsure, say N +if ARM64_PSEUDO_NMI +config ARM64_DEBUG_PRIORITY_MASKING + bool "Debug interrupt priority masking" + help + This adds runtime checks to functions enabling/disabling + interrupts when using priority masking. The additional checks verify + the validity of ICC_PMR_EL1 when calling concerned functions. + + If unsure, say N +endif + config RELOCATABLE bool help diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi index b04581249f0b..bf7f845447ed 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi @@ -28,7 +28,7 @@ enable-method = "psci"; clocks = <&clockgen 1 0>; next-level-cache = <&l2>; - cpu-idle-states = <&CPU_PH20>; + cpu-idle-states = <&CPU_PW20>; }; cpu1: cpu@1 { @@ -38,7 +38,7 @@ enable-method = "psci"; clocks = <&clockgen 1 0>; next-level-cache = <&l2>; - cpu-idle-states = <&CPU_PH20>; + cpu-idle-states = <&CPU_PW20>; }; l2: l2-cache { @@ -53,13 +53,13 @@ */ entry-method = "arm,psci"; - CPU_PH20: cpu-ph20 { - compatible = "arm,idle-state"; - idle-state-name = "PH20"; - arm,psci-suspend-param = <0x00010000>; - entry-latency-us = <1000>; - exit-latency-us = <1000>; - min-residency-us = <3000>; + CPU_PW20: cpu-pw20 { + compatible = "arm,idle-state"; + idle-state-name = "PW20"; + arm,psci-suspend-param = <0x0>; + entry-latency-us = <2000>; + exit-latency-us = <2000>; + min-residency-us = <6000>; }; }; diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index 4d583514258c..dd827e64e5fe 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -68,6 +68,7 @@ CONFIG_KEXEC=y CONFIG_CRASH_DUMP=y CONFIG_XEN=y CONFIG_COMPAT=y +CONFIG_RANDOMIZE_BASE=y CONFIG_HIBERNATION=y CONFIG_WQ_POWER_EFFICIENT_DEFAULT=y CONFIG_ARM_CPUIDLE=y @@ -613,6 +614,7 @@ CONFIG_RTC_DRV_TEGRA=y CONFIG_RTC_DRV_IMX_SC=m CONFIG_RTC_DRV_XGENE=y CONFIG_DMADEVICES=y +CONFIG_FSL_EDMA=y CONFIG_DMA_BCM2835=m CONFIG_K3_DMA=y CONFIG_MV_XOR=y diff --git a/arch/arm64/include/asm/acpi.h b/arch/arm64/include/asm/acpi.h index ada0bc480a1b..b263e239cb59 100644 --- a/arch/arm64/include/asm/acpi.h +++ b/arch/arm64/include/asm/acpi.h @@ -38,6 +38,9 @@ (!(entry) || (entry)->header.length < ACPI_MADT_GICC_MIN_LENGTH || \ (unsigned long)(entry) + (entry)->header.length > (end)) +#define ACPI_MADT_GICC_SPE (ACPI_OFFSET(struct acpi_madt_generic_interrupt, \ + spe_interrupt) + sizeof(u16)) + /* Basic configuration for ACPI */ #ifdef CONFIG_ACPI pgprot_t __acpi_get_mem_attribute(phys_addr_t addr); diff --git a/arch/arm64/include/asm/arch_gicv3.h b/arch/arm64/include/asm/arch_gicv3.h index 2247908e55d6..79155a8cfe7c 100644 --- a/arch/arm64/include/asm/arch_gicv3.h +++ b/arch/arm64/include/asm/arch_gicv3.h @@ -152,7 +152,9 @@ static inline bool gic_prio_masking_enabled(void) static inline void gic_pmr_mask_irqs(void) { - BUILD_BUG_ON(GICD_INT_DEF_PRI <= GIC_PRIO_IRQOFF); + BUILD_BUG_ON(GICD_INT_DEF_PRI < (GIC_PRIO_IRQOFF | + GIC_PRIO_PSR_I_SET)); + BUILD_BUG_ON(GICD_INT_DEF_PRI >= GIC_PRIO_IRQON); gic_write_pmr(GIC_PRIO_IRQOFF); } diff --git a/arch/arm64/include/asm/cache.h b/arch/arm64/include/asm/cache.h index a05db636981a..64eeaa41e7ca 100644 --- a/arch/arm64/include/asm/cache.h +++ b/arch/arm64/include/asm/cache.h @@ -80,12 +80,15 @@ static inline u32 cache_type_cwg(void) #define __read_mostly __attribute__((__section__(".data..read_mostly"))) -static inline int cache_line_size(void) +static inline int cache_line_size_of_cpu(void) { u32 cwg = cache_type_cwg(); + return cwg ? 4 << cwg : ARCH_DMA_MINALIGN; } +int cache_line_size(void); + /* * Read the effective value of CTR_EL0. * diff --git a/arch/arm64/include/asm/cacheflush.h b/arch/arm64/include/asm/cacheflush.h index 1fe4467442aa..665c78e0665a 100644 --- a/arch/arm64/include/asm/cacheflush.h +++ b/arch/arm64/include/asm/cacheflush.h @@ -176,4 +176,7 @@ static inline void flush_cache_vunmap(unsigned long start, unsigned long end) int set_memory_valid(unsigned long addr, int numpages, int enable); +int set_direct_map_invalid_noflush(struct page *page); +int set_direct_map_default_noflush(struct page *page); + #endif diff --git a/arch/arm64/include/asm/cpufeature.h b/arch/arm64/include/asm/cpufeature.h index 373799b7982f..3d8db50d9ae2 100644 --- a/arch/arm64/include/asm/cpufeature.h +++ b/arch/arm64/include/asm/cpufeature.h @@ -614,6 +614,12 @@ static inline bool system_uses_irq_prio_masking(void) cpus_have_const_cap(ARM64_HAS_IRQ_PRIO_MASKING); } +static inline bool system_has_prio_mask_debugging(void) +{ + return IS_ENABLED(CONFIG_ARM64_DEBUG_PRIORITY_MASKING) && + system_uses_irq_prio_masking(); +} + #define ARM64_SSBD_UNKNOWN -1 #define ARM64_SSBD_FORCE_DISABLE 0 #define ARM64_SSBD_KERNEL 1 diff --git a/arch/arm64/include/asm/daifflags.h b/arch/arm64/include/asm/daifflags.h index 6dd8a8723525..987926ed535e 100644 --- a/arch/arm64/include/asm/daifflags.h +++ b/arch/arm64/include/asm/daifflags.h @@ -7,6 +7,7 @@ #include <linux/irqflags.h> +#include <asm/arch_gicv3.h> #include <asm/cpufeature.h> #define DAIF_PROCCTX 0 @@ -16,11 +17,20 @@ /* mask/save/unmask/restore all exceptions, including interrupts. */ static inline void local_daif_mask(void) { + WARN_ON(system_has_prio_mask_debugging() && + (read_sysreg_s(SYS_ICC_PMR_EL1) == (GIC_PRIO_IRQOFF | + GIC_PRIO_PSR_I_SET))); + asm volatile( "msr daifset, #0xf // local_daif_mask\n" : : : "memory"); + + /* Don't really care for a dsb here, we don't intend to enable IRQs */ + if (system_uses_irq_prio_masking()) + gic_write_pmr(GIC_PRIO_IRQON | GIC_PRIO_PSR_I_SET); + trace_hardirqs_off(); } @@ -32,7 +42,7 @@ static inline unsigned long local_daif_save(void) if (system_uses_irq_prio_masking()) { /* If IRQs are masked with PMR, reflect it in the flags */ - if (read_sysreg_s(SYS_ICC_PMR_EL1) <= GIC_PRIO_IRQOFF) + if (read_sysreg_s(SYS_ICC_PMR_EL1) != GIC_PRIO_IRQON) flags |= PSR_I_BIT; } @@ -45,39 +55,50 @@ static inline void local_daif_restore(unsigned long flags) { bool irq_disabled = flags & PSR_I_BIT; + WARN_ON(system_has_prio_mask_debugging() && + !(read_sysreg(daif) & PSR_I_BIT)); + if (!irq_disabled) { trace_hardirqs_on(); - if (system_uses_irq_prio_masking()) - arch_local_irq_enable(); - } else if (!(flags & PSR_A_BIT)) { - /* - * If interrupts are disabled but we can take - * asynchronous errors, we can take NMIs - */ if (system_uses_irq_prio_masking()) { - flags &= ~PSR_I_BIT; + gic_write_pmr(GIC_PRIO_IRQON); + dsb(sy); + } + } else if (system_uses_irq_prio_masking()) { + u64 pmr; + + if (!(flags & PSR_A_BIT)) { /* - * There has been concern that the write to daif - * might be reordered before this write to PMR. - * From the ARM ARM DDI 0487D.a, section D1.7.1 - * "Accessing PSTATE fields": - * Writes to the PSTATE fields have side-effects on - * various aspects of the PE operation. All of these - * side-effects are guaranteed: - * - Not to be visible to earlier instructions in - * the execution stream. - * - To be visible to later instructions in the - * execution stream - * - * Also, writes to PMR are self-synchronizing, so no - * interrupts with a lower priority than PMR is signaled - * to the PE after the write. - * - * So we don't need additional synchronization here. + * If interrupts are disabled but we can take + * asynchronous errors, we can take NMIs */ - arch_local_irq_disable(); + flags &= ~PSR_I_BIT; + pmr = GIC_PRIO_IRQOFF; + } else { + pmr = GIC_PRIO_IRQON | GIC_PRIO_PSR_I_SET; } + + /* + * There has been concern that the write to daif + * might be reordered before this write to PMR. + * From the ARM ARM DDI 0487D.a, section D1.7.1 + * "Accessing PSTATE fields": + * Writes to the PSTATE fields have side-effects on + * various aspects of the PE operation. All of these + * side-effects are guaranteed: + * - Not to be visible to earlier instructions in + * the execution stream. + * - To be visible to later instructions in the + * execution stream + * + * Also, writes to PMR are self-synchronizing, so no + * interrupts with a lower priority than PMR is signaled + * to the PE after the write. + * + * So we don't need additional synchronization here. + */ + gic_write_pmr(pmr); } write_sysreg(flags, daif); diff --git a/arch/arm64/include/asm/fpsimd.h b/arch/arm64/include/asm/fpsimd.h index 897029c8e9b5..b6a2c352f4c3 100644 --- a/arch/arm64/include/asm/fpsimd.h +++ b/arch/arm64/include/asm/fpsimd.h @@ -37,8 +37,6 @@ struct task_struct; extern void fpsimd_save_state(struct user_fpsimd_state *state); extern void fpsimd_load_state(struct user_fpsimd_state *state); -extern void fpsimd_save(void); - extern void fpsimd_thread_switch(struct task_struct *next); extern void fpsimd_flush_thread(void); @@ -52,8 +50,7 @@ extern void fpsimd_bind_state_to_cpu(struct user_fpsimd_state *state, void *sve_state, unsigned int sve_vl); extern void fpsimd_flush_task_state(struct task_struct *target); -extern void fpsimd_flush_cpu_state(void); -extern void sve_flush_cpu_state(void); +extern void fpsimd_save_and_flush_cpu_state(void); /* Maximum VL that SVE VL-agnostic software can transparently support */ #define SVE_VL_ARCH_MAX 0x100 diff --git a/arch/arm64/include/asm/hwcap.h b/arch/arm64/include/asm/hwcap.h index e5d9420cd258..3d2f2472a36c 100644 --- a/arch/arm64/include/asm/hwcap.h +++ b/arch/arm64/include/asm/hwcap.h @@ -84,6 +84,8 @@ #define KERNEL_HWCAP_SVEBITPERM __khwcap2_feature(SVEBITPERM) #define KERNEL_HWCAP_SVESHA3 __khwcap2_feature(SVESHA3) #define KERNEL_HWCAP_SVESM4 __khwcap2_feature(SVESM4) +#define KERNEL_HWCAP_FLAGM2 __khwcap2_feature(FLAGM2) +#define KERNEL_HWCAP_FRINT __khwcap2_feature(FRINT) /* * This yields a mask that user programs can use to figure out what diff --git a/arch/arm64/include/asm/irqflags.h b/arch/arm64/include/asm/irqflags.h index 66853fde60f9..7872f260c9ee 100644 --- a/arch/arm64/include/asm/irqflags.h +++ b/arch/arm64/include/asm/irqflags.h @@ -29,6 +29,12 @@ */ static inline void arch_local_irq_enable(void) { + if (system_has_prio_mask_debugging()) { + u32 pmr = read_sysreg_s(SYS_ICC_PMR_EL1); + + WARN_ON_ONCE(pmr != GIC_PRIO_IRQON && pmr != GIC_PRIO_IRQOFF); + } + asm volatile(ALTERNATIVE( "msr daifclr, #2 // arch_local_irq_enable\n" "nop", @@ -42,6 +48,12 @@ static inline void arch_local_irq_enable(void) static inline void arch_local_irq_disable(void) { + if (system_has_prio_mask_debugging()) { + u32 pmr = read_sysreg_s(SYS_ICC_PMR_EL1); + + WARN_ON_ONCE(pmr != GIC_PRIO_IRQON && pmr != GIC_PRIO_IRQOFF); + } + asm volatile(ALTERNATIVE( "msr daifset, #2 // arch_local_irq_disable", __msr_s(SYS_ICC_PMR_EL1, "%0"), @@ -56,43 +68,46 @@ static inline void arch_local_irq_disable(void) */ static inline unsigned long arch_local_save_flags(void) { - unsigned long daif_bits; unsigned long flags; - daif_bits = read_sysreg(daif); - - /* - * The asm is logically equivalent to: - * - * if (system_uses_irq_prio_masking()) - * flags = (daif_bits & PSR_I_BIT) ? - * GIC_PRIO_IRQOFF : - * read_sysreg_s(SYS_ICC_PMR_EL1); - * else - * flags = daif_bits; - */ asm volatile(ALTERNATIVE( - "mov %0, %1\n" - "nop\n" - "nop", - __mrs_s("%0", SYS_ICC_PMR_EL1) - "ands %1, %1, " __stringify(PSR_I_BIT) "\n" - "csel %0, %0, %2, eq", - ARM64_HAS_IRQ_PRIO_MASKING) - : "=&r" (flags), "+r" (daif_bits) - : "r" ((unsigned long) GIC_PRIO_IRQOFF) + "mrs %0, daif", + __mrs_s("%0", SYS_ICC_PMR_EL1), + ARM64_HAS_IRQ_PRIO_MASKING) + : "=&r" (flags) + : : "memory"); return flags; } +static inline int arch_irqs_disabled_flags(unsigned long flags) +{ + int res; + + asm volatile(ALTERNATIVE( + "and %w0, %w1, #" __stringify(PSR_I_BIT), + "eor %w0, %w1, #" __stringify(GIC_PRIO_IRQON), + ARM64_HAS_IRQ_PRIO_MASKING) + : "=&r" (res) + : "r" ((int) flags) + : "memory"); + + return res; +} + static inline unsigned long arch_local_irq_save(void) { unsigned long flags; flags = arch_local_save_flags(); - arch_local_irq_disable(); + /* + * There are too many states with IRQs disabled, just keep the current + * state if interrupts are already disabled/masked. + */ + if (!arch_irqs_disabled_flags(flags)) + arch_local_irq_disable(); return flags; } @@ -108,26 +123,10 @@ static inline void arch_local_irq_restore(unsigned long flags) __msr_s(SYS_ICC_PMR_EL1, "%0") "dsb sy", ARM64_HAS_IRQ_PRIO_MASKING) - : "+r" (flags) : + : "r" (flags) : "memory"); } -static inline int arch_irqs_disabled_flags(unsigned long flags) -{ - int res; - - asm volatile(ALTERNATIVE( - "and %w0, %w1, #" __stringify(PSR_I_BIT) "\n" - "nop", - "cmp %w1, #" __stringify(GIC_PRIO_IRQOFF) "\n" - "cset %w0, ls", - ARM64_HAS_IRQ_PRIO_MASKING) - : "=&r" (res) - : "r" ((int) flags) - : "memory"); - - return res; -} #endif #endif diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index c328191aa202..9f19c354b165 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -597,11 +597,12 @@ static inline void kvm_arm_vhe_guest_enter(void) * will not signal the CPU of interrupts of lower priority, and the * only way to get out will be via guest exceptions. * Naturally, we want to avoid this. + * + * local_daif_mask() already sets GIC_PRIO_PSR_I_SET, we just need a + * dsb to ensure the redistributor is forwards EL2 IRQs to the CPU. */ - if (system_uses_irq_prio_masking()) { - gic_write_pmr(GIC_PRIO_IRQON); + if (system_uses_irq_prio_masking()) dsb(sy); - } } static inline void kvm_arm_vhe_guest_exit(void) diff --git a/arch/arm64/include/asm/pgtable-hwdef.h b/arch/arm64/include/asm/pgtable-hwdef.h index 30e5e67749e5..db92950bb1a0 100644 --- a/arch/arm64/include/asm/pgtable-hwdef.h +++ b/arch/arm64/include/asm/pgtable-hwdef.h @@ -115,7 +115,6 @@ * Level 2 descriptor (PMD). */ #define PMD_TYPE_MASK (_AT(pmdval_t, 3) << 0) -#define PMD_TYPE_FAULT (_AT(pmdval_t, 0) << 0) #define PMD_TYPE_TABLE (_AT(pmdval_t, 3) << 0) #define PMD_TYPE_SECT (_AT(pmdval_t, 1) << 0) #define PMD_TABLE_BIT (_AT(pmdval_t, 1) << 1) @@ -142,8 +141,8 @@ /* * Level 3 descriptor (PTE). */ +#define PTE_VALID (_AT(pteval_t, 1) << 0) #define PTE_TYPE_MASK (_AT(pteval_t, 3) << 0) -#define PTE_TYPE_FAULT (_AT(pteval_t, 0) << 0) #define PTE_TYPE_PAGE (_AT(pteval_t, 3) << 0) #define PTE_TABLE_BIT (_AT(pteval_t, 1) << 1) #define PTE_USER (_AT(pteval_t, 1) << 6) /* AP[1] */ diff --git a/arch/arm64/include/asm/pgtable-prot.h b/arch/arm64/include/asm/pgtable-prot.h index c81583be034b..f318258a14be 100644 --- a/arch/arm64/include/asm/pgtable-prot.h +++ b/arch/arm64/include/asm/pgtable-prot.h @@ -13,7 +13,6 @@ /* * Software defined PTE bits definition. */ -#define PTE_VALID (_AT(pteval_t, 1) << 0) #define PTE_WRITE (PTE_DBM) /* same as DBM (51) */ #define PTE_DIRTY (_AT(pteval_t, 1) << 55) #define PTE_SPECIAL (_AT(pteval_t, 1) << 56) diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index fca26759081a..3052381baaeb 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -235,29 +235,42 @@ extern void __sync_icache_dcache(pte_t pteval); * * PTE_DIRTY || (PTE_WRITE && !PTE_RDONLY) */ -static inline void set_pte_at(struct mm_struct *mm, unsigned long addr, - pte_t *ptep, pte_t pte) + +static inline void __check_racy_pte_update(struct mm_struct *mm, pte_t *ptep, + pte_t pte) { pte_t old_pte; - if (pte_present(pte) && pte_user_exec(pte) && !pte_special(pte)) - __sync_icache_dcache(pte); + if (!IS_ENABLED(CONFIG_DEBUG_VM)) + return; + + old_pte = READ_ONCE(*ptep); + + if (!pte_valid(old_pte) || !pte_valid(pte)) + return; + if (mm != current->active_mm && atomic_read(&mm->mm_users) <= 1) + return; /* - * If the existing pte is valid, check for potential race with - * hardware updates of the pte (ptep_set_access_flags safely changes - * valid ptes without going through an invalid entry). + * Check for potential race with hardware updates of the pte + * (ptep_set_access_flags safely changes valid ptes without going + * through an invalid entry). */ - old_pte = READ_ONCE(*ptep); - if (IS_ENABLED(CONFIG_DEBUG_VM) && pte_valid(old_pte) && pte_valid(pte) && - (mm == current->active_mm || atomic_read(&mm->mm_users) > 1)) { - VM_WARN_ONCE(!pte_young(pte), - "%s: racy access flag clearing: 0x%016llx -> 0x%016llx", - __func__, pte_val(old_pte), pte_val(pte)); - VM_WARN_ONCE(pte_write(old_pte) && !pte_dirty(pte), - "%s: racy dirty state clearing: 0x%016llx -> 0x%016llx", - __func__, pte_val(old_pte), pte_val(pte)); - } + VM_WARN_ONCE(!pte_young(pte), + "%s: racy access flag clearing: 0x%016llx -> 0x%016llx", + __func__, pte_val(old_pte), pte_val(pte)); + VM_WARN_ONCE(pte_write(old_pte) && !pte_dirty(pte), + "%s: racy dirty state clearing: 0x%016llx -> 0x%016llx", + __func__, pte_val(old_pte), pte_val(pte)); +} + +static inline void set_pte_at(struct mm_struct *mm, unsigned long addr, + pte_t *ptep, pte_t pte) +{ + if (pte_present(pte) && pte_user_exec(pte) && !pte_special(pte)) + __sync_icache_dcache(pte); + + __check_racy_pte_update(mm, ptep, pte); set_pte(ptep, pte); } @@ -324,9 +337,14 @@ static inline pmd_t pte_pmd(pte_t pte) return __pmd(pte_val(pte)); } -static inline pgprot_t mk_sect_prot(pgprot_t prot) +static inline pgprot_t mk_pud_sect_prot(pgprot_t prot) +{ + return __pgprot((pgprot_val(prot) & ~PUD_TABLE_BIT) | PUD_TYPE_SECT); +} + +static inline pgprot_t mk_pmd_sect_prot(pgprot_t prot) { - return __pgprot(pgprot_val(prot) & ~PTE_TABLE_BIT); + return __pgprot((pgprot_val(prot) & ~PMD_TABLE_BIT) | PMD_TYPE_SECT); } #ifdef CONFIG_NUMA_BALANCING diff --git a/arch/arm64/include/asm/ptrace.h b/arch/arm64/include/asm/ptrace.h index dad858b6adc6..81693244f58d 100644 --- a/arch/arm64/include/asm/ptrace.h +++ b/arch/arm64/include/asm/ptrace.h @@ -24,9 +24,15 @@ * means masking more IRQs (or at least that the same IRQs remain masked). * * To mask interrupts, we clear the most significant bit of PMR. + * + * Some code sections either automatically switch back to PSR.I or explicitly + * require to not use priority masking. If bit GIC_PRIO_PSR_I_SET is included + * in the the priority mask, it indicates that PSR.I should be set and + * interrupt disabling temporarily does not rely on IRQ priorities. */ -#define GIC_PRIO_IRQON 0xf0 -#define GIC_PRIO_IRQOFF (GIC_PRIO_IRQON & ~0x80) +#define GIC_PRIO_IRQON 0xc0 +#define GIC_PRIO_IRQOFF (GIC_PRIO_IRQON & ~0x80) +#define GIC_PRIO_PSR_I_SET (1 << 4) /* Additional SPSR bits not exposed in the UABI */ #define PSR_IL_BIT (1 << 20) diff --git a/arch/arm64/include/asm/simd.h b/arch/arm64/include/asm/simd.h index 7e245b9e03a5..7434844036d3 100644 --- a/arch/arm64/include/asm/simd.h +++ b/arch/arm64/include/asm/simd.h @@ -12,9 +12,9 @@ #include <linux/preempt.h> #include <linux/types.h> -#ifdef CONFIG_KERNEL_MODE_NEON +DECLARE_PER_CPU(bool, fpsimd_context_busy); -DECLARE_PER_CPU(bool, kernel_neon_busy); +#ifdef CONFIG_KERNEL_MODE_NEON /* * may_use_simd - whether it is allowable at this time to issue SIMD @@ -26,15 +26,15 @@ DECLARE_PER_CPU(bool, kernel_neon_busy); static __must_check inline bool may_use_simd(void) { /* - * kernel_neon_busy is only set while preemption is disabled, + * fpsimd_context_busy is only set while preemption is disabled, * and is clear whenever preemption is enabled. Since - * this_cpu_read() is atomic w.r.t. preemption, kernel_neon_busy + * this_cpu_read() is atomic w.r.t. preemption, fpsimd_context_busy * cannot change under our feet -- if it's set we cannot be * migrated, and if it's clear we cannot be migrated to a CPU * where it is set. */ return !in_irq() && !irqs_disabled() && !in_nmi() && - !this_cpu_read(kernel_neon_busy); + !this_cpu_read(fpsimd_context_busy); } #else /* ! CONFIG_KERNEL_MODE_NEON */ diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h index cd7f7ce1a56a..d0bd4ffcf2c4 100644 --- a/arch/arm64/include/asm/sysreg.h +++ b/arch/arm64/include/asm/sysreg.h @@ -549,6 +549,7 @@ /* id_aa64isar1 */ #define ID_AA64ISAR1_SB_SHIFT 36 +#define ID_AA64ISAR1_FRINTTS_SHIFT 32 #define ID_AA64ISAR1_GPI_SHIFT 28 #define ID_AA64ISAR1_GPA_SHIFT 24 #define ID_AA64ISAR1_LRCPC_SHIFT 20 diff --git a/arch/arm64/include/asm/thread_info.h b/arch/arm64/include/asm/thread_info.h index 2372e97db29c..180b34ec5965 100644 --- a/arch/arm64/include/asm/thread_info.h +++ b/arch/arm64/include/asm/thread_info.h @@ -65,6 +65,7 @@ void arch_release_task_struct(struct task_struct *tsk); * TIF_SYSCALL_TRACEPOINT - syscall tracepoint for ftrace * TIF_SYSCALL_AUDIT - syscall auditing * TIF_SECCOMP - syscall secure computing + * TIF_SYSCALL_EMU - syscall emulation active * TIF_SIGPENDING - signal pending * TIF_NEED_RESCHED - rescheduling necessary * TIF_NOTIFY_RESUME - callback before returning to user @@ -80,6 +81,7 @@ void arch_release_task_struct(struct task_struct *tsk); #define TIF_SYSCALL_AUDIT 9 #define TIF_SYSCALL_TRACEPOINT 10 #define TIF_SECCOMP 11 +#define TIF_SYSCALL_EMU 12 #define TIF_MEMDIE 18 /* is terminating due to OOM killer */ #define TIF_FREEZE 19 #define TIF_RESTORE_SIGMASK 20 @@ -98,6 +100,7 @@ void arch_release_task_struct(struct task_struct *tsk); #define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT) #define _TIF_SYSCALL_TRACEPOINT (1 << TIF_SYSCALL_TRACEPOINT) #define _TIF_SECCOMP (1 << TIF_SECCOMP) +#define _TIF_SYSCALL_EMU (1 << TIF_SYSCALL_EMU) #define _TIF_UPROBE (1 << TIF_UPROBE) #define _TIF_FSCHECK (1 << TIF_FSCHECK) #define _TIF_32BIT (1 << TIF_32BIT) @@ -109,7 +112,7 @@ void arch_release_task_struct(struct task_struct *tsk); #define _TIF_SYSCALL_WORK (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT | \ _TIF_SYSCALL_TRACEPOINT | _TIF_SECCOMP | \ - _TIF_NOHZ) + _TIF_NOHZ | _TIF_SYSCALL_EMU) #define INIT_THREAD_INFO(tsk) \ { \ diff --git a/arch/arm64/include/uapi/asm/hwcap.h b/arch/arm64/include/uapi/asm/hwcap.h index 1a772b162191..a1e72886b30c 100644 --- a/arch/arm64/include/uapi/asm/hwcap.h +++ b/arch/arm64/include/uapi/asm/hwcap.h @@ -63,5 +63,7 @@ #define HWCAP2_SVEBITPERM (1 << 4) #define HWCAP2_SVESHA3 (1 << 5) #define HWCAP2_SVESM4 (1 << 6) +#define HWCAP2_FLAGM2 (1 << 7) +#define HWCAP2_FRINT (1 << 8) #endif /* _UAPI__ASM_HWCAP_H */ diff --git a/arch/arm64/include/uapi/asm/ptrace.h b/arch/arm64/include/uapi/asm/ptrace.h index e932284993d4..7ed9294e2004 100644 --- a/arch/arm64/include/uapi/asm/ptrace.h +++ b/arch/arm64/include/uapi/asm/ptrace.h @@ -62,6 +62,9 @@ #define PSR_x 0x0000ff00 /* Extension */ #define PSR_c 0x000000ff /* Control */ +/* syscall emulation path in ptrace */ +#define PTRACE_SYSEMU 31 +#define PTRACE_SYSEMU_SINGLESTEP 32 #ifndef __ASSEMBLY__ diff --git a/arch/arm64/kernel/acpi.c b/arch/arm64/kernel/acpi.c index 2804330c95dc..3a58e9db5cfe 100644 --- a/arch/arm64/kernel/acpi.c +++ b/arch/arm64/kernel/acpi.c @@ -152,10 +152,14 @@ static int __init acpi_fadt_sanity_check(void) */ if (table->revision < 5 || (table->revision == 5 && fadt->minor_revision < 1)) { - pr_err("Unsupported FADT revision %d.%d, should be 5.1+\n", + pr_err(FW_BUG "Unsupported FADT revision %d.%d, should be 5.1+\n", table->revision, fadt->minor_revision); - ret = -EINVAL; - goto out; + + if (!fadt->arm_boot_flags) { + ret = -EINVAL; + goto out; + } + pr_err("FADT has ARM boot flags set, assuming 5.1\n"); } if (!(fadt->flags & ACPI_FADT_HW_REDUCED)) { diff --git a/arch/arm64/kernel/cacheinfo.c b/arch/arm64/kernel/cacheinfo.c index 880d79904d36..7fa6828bb488 100644 --- a/arch/arm64/kernel/cacheinfo.c +++ b/arch/arm64/kernel/cacheinfo.c @@ -17,6 +17,15 @@ #define CLIDR_CTYPE(clidr, level) \ (((clidr) & CLIDR_CTYPE_MASK(level)) >> CLIDR_CTYPE_SHIFT(level)) +int cache_line_size(void) +{ + if (coherency_max_size != 0) + return coherency_max_size; + + return cache_line_size_of_cpu(); +} +EXPORT_SYMBOL_GPL(cache_line_size); + static inline enum cache_type get_cache_type(int level) { u64 clidr; diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index aabdabf52fdb..f29f36a65175 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -1184,14 +1184,14 @@ static struct undef_hook ssbs_emulation_hook = { static void cpu_enable_ssbs(const struct arm64_cpu_capabilities *__unused) { static bool undef_hook_registered = false; - static DEFINE_SPINLOCK(hook_lock); + static DEFINE_RAW_SPINLOCK(hook_lock); - spin_lock(&hook_lock); + raw_spin_lock(&hook_lock); if (!undef_hook_registered) { register_undef_hook(&ssbs_emulation_hook); undef_hook_registered = true; } - spin_unlock(&hook_lock); + raw_spin_unlock(&hook_lock); if (arm64_get_ssbd_state() == ARM64_SSBD_FORCE_DISABLE) { sysreg_clear_set(sctlr_el1, 0, SCTLR_ELx_DSSBS); @@ -1618,6 +1618,7 @@ static const struct arm64_cpu_capabilities arm64_elf_hwcaps[] = { HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_DP_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_ASIMDDP), HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_FHM_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_ASIMDFHM), HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_TS_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_FLAGM), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_TS_SHIFT, FTR_UNSIGNED, 2, CAP_HWCAP, KERNEL_HWCAP_FLAGM2), HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_FP_SHIFT, FTR_SIGNED, 0, CAP_HWCAP, KERNEL_HWCAP_FP), HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_FP_SHIFT, FTR_SIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_FPHP), HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_ASIMD_SHIFT, FTR_SIGNED, 0, CAP_HWCAP, KERNEL_HWCAP_ASIMD), @@ -1629,6 +1630,7 @@ static const struct arm64_cpu_capabilities arm64_elf_hwcaps[] = { HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_FCMA_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_FCMA), HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_LRCPC_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_LRCPC), HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_LRCPC_SHIFT, FTR_UNSIGNED, 2, CAP_HWCAP, KERNEL_HWCAP_ILRCPC), + HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_FRINTTS_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_FRINT), HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_SB_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_SB), HWCAP_CAP(SYS_ID_AA64MMFR2_EL1, ID_AA64MMFR2_AT_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_USCAT), #ifdef CONFIG_ARM64_SVE diff --git a/arch/arm64/kernel/cpuinfo.c b/arch/arm64/kernel/cpuinfo.c index 0593665fc7b4..876055e37352 100644 --- a/arch/arm64/kernel/cpuinfo.c +++ b/arch/arm64/kernel/cpuinfo.c @@ -82,6 +82,8 @@ static const char *const hwcap_str[] = { "svebitperm", "svesha3", "svesm4", + "flagm2", + "frint", NULL }; diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S index 2df8d0a1d980..9cdc4592da3e 100644 --- a/arch/arm64/kernel/entry.S +++ b/arch/arm64/kernel/entry.S @@ -247,6 +247,7 @@ alternative_else_nop_endif /* * Registers that may be useful after this macro is invoked: * + * x20 - ICC_PMR_EL1 * x21 - aborted SP * x22 - aborted PC * x23 - aborted PSTATE @@ -424,6 +425,38 @@ tsk .req x28 // current thread_info irq_stack_exit .endm +#ifdef CONFIG_ARM64_PSEUDO_NMI + /* + * Set res to 0 if irqs were unmasked in interrupted context. + * Otherwise set res to non-0 value. + */ + .macro test_irqs_unmasked res:req, pmr:req +alternative_if ARM64_HAS_IRQ_PRIO_MASKING + sub \res, \pmr, #GIC_PRIO_IRQON +alternative_else + mov \res, xzr +alternative_endif + .endm +#endif + + .macro gic_prio_kentry_setup, tmp:req +#ifdef CONFIG_ARM64_PSEUDO_NMI + alternative_if ARM64_HAS_IRQ_PRIO_MASKING + mov \tmp, #(GIC_PRIO_PSR_I_SET | GIC_PRIO_IRQON) + msr_s SYS_ICC_PMR_EL1, \tmp + alternative_else_nop_endif +#endif + .endm + + .macro gic_prio_irq_setup, pmr:req, tmp:req +#ifdef CONFIG_ARM64_PSEUDO_NMI + alternative_if ARM64_HAS_IRQ_PRIO_MASKING + orr \tmp, \pmr, #GIC_PRIO_PSR_I_SET + msr_s SYS_ICC_PMR_EL1, \tmp + alternative_else_nop_endif +#endif + .endm + .text /* @@ -602,6 +635,7 @@ el1_dbg: cmp x24, #ESR_ELx_EC_BRK64 // if BRK64 cinc x24, x24, eq // set bit '0' tbz x24, #0, el1_inv // EL1 only + gic_prio_kentry_setup tmp=x3 mrs x0, far_el1 mov x2, sp // struct pt_regs bl do_debug_exception @@ -619,20 +653,18 @@ ENDPROC(el1_sync) .align 6 el1_irq: kernel_entry 1 + gic_prio_irq_setup pmr=x20, tmp=x1 enable_da_f -#ifdef CONFIG_TRACE_IRQFLAGS + #ifdef CONFIG_ARM64_PSEUDO_NMI -alternative_if ARM64_HAS_IRQ_PRIO_MASKING - ldr x20, [sp, #S_PMR_SAVE] -alternative_else - mov x20, #GIC_PRIO_IRQON -alternative_endif - cmp x20, #GIC_PRIO_IRQOFF - /* Irqs were disabled, don't trace */ - b.ls 1f + test_irqs_unmasked res=x0, pmr=x20 + cbz x0, 1f + bl asm_nmi_enter +1: #endif + +#ifdef CONFIG_TRACE_IRQFLAGS bl trace_hardirqs_off -1: #endif irq_handler @@ -651,14 +683,23 @@ alternative_else_nop_endif bl preempt_schedule_irq // irq en/disable is done inside 1: #endif -#ifdef CONFIG_TRACE_IRQFLAGS + #ifdef CONFIG_ARM64_PSEUDO_NMI /* - * if IRQs were disabled when we received the interrupt, we have an NMI - * and we are not re-enabling interrupt upon eret. Skip tracing. + * When using IRQ priority masking, we can get spurious interrupts while + * PMR is set to GIC_PRIO_IRQOFF. An NMI might also have occurred in a + * section with interrupts disabled. Skip tracing in those cases. */ - cmp x20, #GIC_PRIO_IRQOFF - b.ls 1f + test_irqs_unmasked res=x0, pmr=x20 + cbz x0, 1f + bl asm_nmi_exit +1: +#endif + +#ifdef CONFIG_TRACE_IRQFLAGS +#ifdef CONFIG_ARM64_PSEUDO_NMI + test_irqs_unmasked res=x0, pmr=x20 + cbnz x0, 1f #endif bl trace_hardirqs_on 1: @@ -776,6 +817,7 @@ el0_ia: * Instruction abort handling */ mrs x26, far_el1 + gic_prio_kentry_setup tmp=x0 enable_da_f #ifdef CONFIG_TRACE_IRQFLAGS bl trace_hardirqs_off @@ -821,6 +863,7 @@ el0_sp_pc: * Stack or PC alignment exception handling */ mrs x26, far_el1 + gic_prio_kentry_setup tmp=x0 enable_da_f #ifdef CONFIG_TRACE_IRQFLAGS bl trace_hardirqs_off @@ -855,11 +898,12 @@ el0_dbg: * Debug exception handling */ tbnz x24, #0, el0_inv // EL0 only + gic_prio_kentry_setup tmp=x3 mrs x0, far_el1 mov x1, x25 mov x2, sp bl do_debug_exception - enable_daif + enable_da_f ct_user_exit b ret_to_user el0_inv: @@ -876,7 +920,9 @@ ENDPROC(el0_sync) el0_irq: kernel_entry 0 el0_irq_naked: + gic_prio_irq_setup pmr=x20, tmp=x0 enable_da_f + #ifdef CONFIG_TRACE_IRQFLAGS bl trace_hardirqs_off #endif @@ -898,6 +944,7 @@ ENDPROC(el0_irq) el1_error: kernel_entry 1 mrs x1, esr_el1 + gic_prio_kentry_setup tmp=x2 enable_dbg mov x0, sp bl do_serror @@ -908,10 +955,11 @@ el0_error: kernel_entry 0 el0_error_naked: mrs x1, esr_el1 + gic_prio_kentry_setup tmp=x2 enable_dbg mov x0, sp bl do_serror - enable_daif + enable_da_f ct_user_exit b ret_to_user ENDPROC(el0_error) @@ -932,6 +980,7 @@ work_pending: */ ret_to_user: disable_daif + gic_prio_kentry_setup tmp=x3 ldr x1, [tsk, #TSK_TI_FLAGS] and x2, x1, #_TIF_WORK_MASK cbnz x2, work_pending @@ -948,6 +997,7 @@ ENDPROC(ret_to_user) */ .align 6 el0_svc: + gic_prio_kentry_setup tmp=x1 mov x0, sp bl el0_svc_handler b ret_to_user diff --git a/arch/arm64/kernel/fpsimd.c b/arch/arm64/kernel/fpsimd.c index 0cfcf5c237c5..eec4776ae5f0 100644 --- a/arch/arm64/kernel/fpsimd.c +++ b/arch/arm64/kernel/fpsimd.c @@ -82,7 +82,8 @@ * To prevent this from racing with the manipulation of the task's FPSIMD state * from task context and thereby corrupting the state, it is necessary to * protect any manipulation of a task's fpsimd_state or TIF_FOREIGN_FPSTATE - * flag with local_bh_disable() unless softirqs are already masked. + * flag with {, __}get_cpu_fpsimd_context(). This will still allow softirqs to + * run but prevent them to use FPSIMD. * * For a certain task, the sequence may look something like this: * - the task gets scheduled in; if both the task's fpsimd_cpu field @@ -145,6 +146,56 @@ extern void __percpu *efi_sve_state; #endif /* ! CONFIG_ARM64_SVE */ +DEFINE_PER_CPU(bool, fpsimd_context_busy); +EXPORT_PER_CPU_SYMBOL(fpsimd_context_busy); + +static void __get_cpu_fpsimd_context(void) +{ + bool busy = __this_cpu_xchg(fpsimd_context_busy, true); + + WARN_ON(busy); +} + +/* + * Claim ownership of the CPU FPSIMD context for use by the calling context. + * + * The caller may freely manipulate the FPSIMD context metadata until + * put_cpu_fpsimd_context() is called. + * + * The double-underscore version must only be called if you know the task + * can't be preempted. + */ +static void get_cpu_fpsimd_context(void) +{ + preempt_disable(); + __get_cpu_fpsimd_context(); +} + +static void __put_cpu_fpsimd_context(void) +{ + bool busy = __this_cpu_xchg(fpsimd_context_busy, false); + + WARN_ON(!busy); /* No matching get_cpu_fpsimd_context()? */ +} + +/* + * Release the CPU FPSIMD context. + * + * Must be called from a context in which get_cpu_fpsimd_context() was + * previously called, with no call to put_cpu_fpsimd_context() in the + * meantime. + */ +static void put_cpu_fpsimd_context(void) +{ + __put_cpu_fpsimd_context(); + preempt_enable(); +} + +static bool have_cpu_fpsimd_context(void) +{ + return !preemptible() && __this_cpu_read(fpsimd_context_busy); +} + /* * Call __sve_free() directly only if you know task can't be scheduled * or preempted. @@ -215,12 +266,10 @@ static void sve_free(struct task_struct *task) * This function should be called only when the FPSIMD/SVE state in * thread_struct is known to be up to date, when preparing to enter * userspace. - * - * Softirqs (and preemption) must be disabled. */ static void task_fpsimd_load(void) { - WARN_ON(!in_softirq() && !irqs_disabled()); + WARN_ON(!have_cpu_fpsimd_context()); if (system_supports_sve() && test_thread_flag(TIF_SVE)) sve_load_state(sve_pffr(¤t->thread), @@ -233,16 +282,14 @@ static void task_fpsimd_load(void) /* * Ensure FPSIMD/SVE storage in memory for the loaded context is up to * date with respect to the CPU registers. - * - * Softirqs (and preemption) must be disabled. */ -void fpsimd_save(void) +static void fpsimd_save(void) { struct fpsimd_last_state_struct const *last = this_cpu_ptr(&fpsimd_last_state); /* set by fpsimd_bind_task_to_cpu() or fpsimd_bind_state_to_cpu() */ - WARN_ON(!in_softirq() && !irqs_disabled()); + WARN_ON(!have_cpu_fpsimd_context()); if (!test_thread_flag(TIF_FOREIGN_FPSTATE)) { if (system_supports_sve() && test_thread_flag(TIF_SVE)) { @@ -364,7 +411,8 @@ static __uint128_t arm64_cpu_to_le128(__uint128_t x) * task->thread.sve_state. * * Task can be a non-runnable task, or current. In the latter case, - * softirqs (and preemption) must be disabled. + * the caller must have ownership of the cpu FPSIMD context before calling + * this function. * task->thread.sve_state must point to at least sve_state_size(task) * bytes of allocated kernel memory. * task->thread.uw.fpsimd_state must be up to date before calling this @@ -393,7 +441,8 @@ static void fpsimd_to_sve(struct task_struct *task) * task->thread.uw.fpsimd_state. * * Task can be a non-runnable task, or current. In the latter case, - * softirqs (and preemption) must be disabled. + * the caller must have ownership of the cpu FPSIMD context before calling + * this function. * task->thread.sve_state must point to at least sve_state_size(task) * bytes of allocated kernel memory. * task->thread.sve_state must be up to date before calling this function. @@ -557,7 +606,7 @@ int sve_set_vector_length(struct task_struct *task, * non-SVE thread. */ if (task == current) { - local_bh_disable(); + get_cpu_fpsimd_context(); fpsimd_save(); } @@ -567,7 +616,7 @@ int sve_set_vector_length(struct task_struct *task, sve_to_fpsimd(task); if (task == current) - local_bh_enable(); + put_cpu_fpsimd_context(); /* * Force reallocation of task SVE state to the correct size @@ -880,7 +929,7 @@ asmlinkage void do_sve_acc(unsigned int esr, struct pt_regs *regs) sve_alloc(current); - local_bh_disable(); + get_cpu_fpsimd_context(); fpsimd_save(); @@ -891,7 +940,7 @@ asmlinkage void do_sve_acc(unsigned int esr, struct pt_regs *regs) if (test_and_set_thread_flag(TIF_SVE)) WARN_ON(1); /* SVE access shouldn't have trapped */ - local_bh_enable(); + put_cpu_fpsimd_context(); } /* @@ -935,6 +984,8 @@ void fpsimd_thread_switch(struct task_struct *next) if (!system_supports_fpsimd()) return; + __get_cpu_fpsimd_context(); + /* Save unsaved fpsimd state, if any: */ fpsimd_save(); @@ -949,6 +1000,8 @@ void fpsimd_thread_switch(struct task_struct *next) update_tsk_thread_flag(next, TIF_FOREIGN_FPSTATE, wrong_task || wrong_cpu); + + __put_cpu_fpsimd_context(); } void fpsimd_flush_thread(void) @@ -958,7 +1011,7 @@ void fpsimd_flush_thread(void) if (!system_supports_fpsimd()) return; - local_bh_disable(); + get_cpu_fpsimd_context(); fpsimd_flush_task_state(current); memset(¤t->thread.uw.fpsimd_state, 0, @@ -999,7 +1052,7 @@ void fpsimd_flush_thread(void) current->thread.sve_vl_onexec = 0; } - local_bh_enable(); + put_cpu_fpsimd_context(); } /* @@ -1011,9 +1064,9 @@ void fpsimd_preserve_current_state(void) if (!system_supports_fpsimd()) return; - local_bh_disable(); + get_cpu_fpsimd_context(); fpsimd_save(); - local_bh_enable(); + put_cpu_fpsimd_context(); } /* @@ -1030,7 +1083,8 @@ void fpsimd_signal_preserve_current_state(void) /* * Associate current's FPSIMD context with this cpu - * Preemption must be disabled when calling this function. + * The caller must have ownership of the cpu FPSIMD context before calling + * this function. */ void fpsimd_bind_task_to_cpu(void) { @@ -1076,14 +1130,14 @@ void fpsimd_restore_current_state(void) if (!system_supports_fpsimd()) return; - local_bh_disable(); + get_cpu_fpsimd_context(); if (test_and_clear_thread_flag(TIF_FOREIGN_FPSTATE)) { task_fpsimd_load(); fpsimd_bind_task_to_cpu(); } - local_bh_enable(); + put_cpu_fpsimd_context(); } /* @@ -1096,7 +1150,7 @@ void fpsimd_update_current_state(struct user_fpsimd_state const *state) if (!system_supports_fpsimd()) return; - local_bh_disable(); + get_cpu_fpsimd_context(); current->thread.uw.fpsimd_state = *state; if (system_supports_sve() && test_thread_flag(TIF_SVE)) @@ -1107,7 +1161,7 @@ void fpsimd_update_current_state(struct user_fpsimd_state const *state) clear_thread_flag(TIF_FOREIGN_FPSTATE); - local_bh_enable(); + put_cpu_fpsimd_context(); } /* @@ -1133,18 +1187,29 @@ void fpsimd_flush_task_state(struct task_struct *t) /* * Invalidate any task's FPSIMD state that is present on this cpu. - * This function must be called with softirqs disabled. + * The FPSIMD context should be acquired with get_cpu_fpsimd_context() + * before calling this function. */ -void fpsimd_flush_cpu_state(void) +static void fpsimd_flush_cpu_state(void) { __this_cpu_write(fpsimd_last_state.st, NULL); set_thread_flag(TIF_FOREIGN_FPSTATE); } -#ifdef CONFIG_KERNEL_MODE_NEON +/* + * Save the FPSIMD state to memory and invalidate cpu view. + * This function must be called with preemption disabled. + */ +void fpsimd_save_and_flush_cpu_state(void) +{ + WARN_ON(preemptible()); + __get_cpu_fpsimd_context(); + fpsimd_save(); + fpsimd_flush_cpu_state(); + __put_cpu_fpsimd_context(); +} -DEFINE_PER_CPU(bool, kernel_neon_busy); -EXPORT_PER_CPU_SYMBOL(kernel_neon_busy); +#ifdef CONFIG_KERNEL_MODE_NEON /* * Kernel-side NEON support functions @@ -1170,19 +1235,13 @@ void kernel_neon_begin(void) BUG_ON(!may_use_simd()); - local_bh_disable(); - - __this_cpu_write(kernel_neon_busy, true); + get_cpu_fpsimd_context(); /* Save unsaved fpsimd state, if any: */ fpsimd_save(); /* Invalidate any task state remaining in the fpsimd regs: */ fpsimd_flush_cpu_state(); - - preempt_disable(); - - local_bh_enable(); } EXPORT_SYMBOL(kernel_neon_begin); @@ -1197,15 +1256,10 @@ EXPORT_SYMBOL(kernel_neon_begin); */ void kernel_neon_end(void) { - bool busy; - if (!system_supports_fpsimd()) return; - busy = __this_cpu_xchg(kernel_neon_busy, false); - WARN_ON(!busy); /* No matching kernel_neon_begin()? */ - - preempt_enable(); + put_cpu_fpsimd_context(); } EXPORT_SYMBOL(kernel_neon_end); @@ -1297,8 +1351,7 @@ static int fpsimd_cpu_pm_notifier(struct notifier_block *self, { switch (cmd) { case CPU_PM_ENTER: - fpsimd_save(); - fpsimd_flush_cpu_state(); + fpsimd_save_and_flush_cpu_state(); break; case CPU_PM_EXIT: break; diff --git a/arch/arm64/kernel/image.h b/arch/arm64/kernel/image.h index 04ca08086d35..2b85c0d6fa3d 100644 --- a/arch/arm64/kernel/image.h +++ b/arch/arm64/kernel/image.h @@ -67,7 +67,11 @@ #ifdef CONFIG_EFI -__efistub_stext_offset = stext - _text; +/* + * Use ABSOLUTE() to avoid ld.lld treating this as a relative symbol: + * https://github.com/ClangBuiltLinux/linux/issues/561 + */ +__efistub_stext_offset = ABSOLUTE(stext - _text); /* * The EFI stub has its own symbol namespace prefixed by __efistub_, to diff --git a/arch/arm64/kernel/irq.c b/arch/arm64/kernel/irq.c index c70034fbd4ce..04a327ccf84d 100644 --- a/arch/arm64/kernel/irq.c +++ b/arch/arm64/kernel/irq.c @@ -16,8 +16,10 @@ #include <linux/smp.h> #include <linux/init.h> #include <linux/irqchip.h> +#include <linux/kprobes.h> #include <linux/seq_file.h> #include <linux/vmalloc.h> +#include <asm/daifflags.h> #include <asm/vmap_stack.h> unsigned long irq_err_count; @@ -64,4 +66,28 @@ void __init init_IRQ(void) irqchip_init(); if (!handle_arch_irq) panic("No interrupt controller found."); + + if (system_uses_irq_prio_masking()) { + /* + * Now that we have a stack for our IRQ handler, set + * the PMR/PSR pair to a consistent state. + */ + WARN_ON(read_sysreg(daif) & PSR_A_BIT); + local_daif_restore(DAIF_PROCCTX_NOIRQ); + } +} + +/* + * Stubs to make nmi_enter/exit() code callable from ASM + */ +asmlinkage void notrace asm_nmi_enter(void) +{ + nmi_enter(); +} +NOKPROBE_SYMBOL(asm_nmi_enter); + +asmlinkage void notrace asm_nmi_exit(void) +{ + nmi_exit(); } +NOKPROBE_SYMBOL(asm_nmi_exit); diff --git a/arch/arm64/kernel/module.c b/arch/arm64/kernel/module.c index e23a68a5808f..46e643e30708 100644 --- a/arch/arm64/kernel/module.c +++ b/arch/arm64/kernel/module.c @@ -21,6 +21,7 @@ void *module_alloc(unsigned long size) { + u64 module_alloc_end = module_alloc_base + MODULES_VSIZE; gfp_t gfp_mask = GFP_KERNEL; void *p; @@ -28,9 +29,12 @@ void *module_alloc(unsigned long size) if (IS_ENABLED(CONFIG_ARM64_MODULE_PLTS)) gfp_mask |= __GFP_NOWARN; + if (IS_ENABLED(CONFIG_KASAN)) + /* don't exceed the static module region - see below */ + module_alloc_end = MODULES_END; + p = __vmalloc_node_range(size, MODULE_ALIGN, module_alloc_base, - module_alloc_base + MODULES_VSIZE, - gfp_mask, PAGE_KERNEL_EXEC, 0, + module_alloc_end, gfp_mask, PAGE_KERNEL, 0, NUMA_NO_NODE, __builtin_return_address(0)); if (!p && IS_ENABLED(CONFIG_ARM64_MODULE_PLTS) && @@ -46,7 +50,7 @@ void *module_alloc(unsigned long size) */ p = __vmalloc_node_range(size, MODULE_ALIGN, module_alloc_base, module_alloc_base + SZ_2G, GFP_KERNEL, - PAGE_KERNEL_EXEC, 0, NUMA_NO_NODE, + PAGE_KERNEL, 0, NUMA_NO_NODE, __builtin_return_address(0)); if (p && (kasan_module_alloc(p, size) < 0)) { diff --git a/arch/arm64/kernel/probes/kprobes.c b/arch/arm64/kernel/probes/kprobes.c index 88ce502c8e6f..bd5dfffca272 100644 --- a/arch/arm64/kernel/probes/kprobes.c +++ b/arch/arm64/kernel/probes/kprobes.c @@ -122,8 +122,10 @@ void *alloc_insn_page(void) void *page; page = vmalloc_exec(PAGE_SIZE); - if (page) + if (page) { set_memory_ro((unsigned long)page, 1); + set_vm_flush_reset_perms(page); + } return page; } diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c index 9856395ccdb7..6a869d9f304f 100644 --- a/arch/arm64/kernel/process.c +++ b/arch/arm64/kernel/process.c @@ -83,7 +83,7 @@ static void __cpu_do_idle_irqprio(void) * be raised. */ pmr = gic_read_pmr(); - gic_write_pmr(GIC_PRIO_IRQON); + gic_write_pmr(GIC_PRIO_IRQON | GIC_PRIO_PSR_I_SET); __cpu_do_idle(); diff --git a/arch/arm64/kernel/ptrace.c b/arch/arm64/kernel/ptrace.c index da2441d7b066..3cf3b135027e 100644 --- a/arch/arm64/kernel/ptrace.c +++ b/arch/arm64/kernel/ptrace.c @@ -1808,8 +1808,12 @@ static void tracehook_report_syscall(struct pt_regs *regs, int syscall_trace_enter(struct pt_regs *regs) { - if (test_thread_flag(TIF_SYSCALL_TRACE)) + if (test_thread_flag(TIF_SYSCALL_TRACE) || + test_thread_flag(TIF_SYSCALL_EMU)) { tracehook_report_syscall(regs, PTRACE_SYSCALL_ENTER); + if (!in_syscall(regs) || test_thread_flag(TIF_SYSCALL_EMU)) + return -1; + } /* Do the secure computing after ptrace; failures should be fast. */ if (secure_computing(NULL) == -1) diff --git a/arch/arm64/kernel/sleep.S b/arch/arm64/kernel/sleep.S index 3e53ffa07994..f5b04dd8a710 100644 --- a/arch/arm64/kernel/sleep.S +++ b/arch/arm64/kernel/sleep.S @@ -27,7 +27,7 @@ * aff0 = mpidr_masked & 0xff; * aff1 = mpidr_masked & 0xff00; * aff2 = mpidr_masked & 0xff0000; - * aff2 = mpidr_masked & 0xff00000000; + * aff3 = mpidr_masked & 0xff00000000; * dst = (aff0 >> rs0 | aff1 >> rs1 | aff2 >> rs2 | aff3 >> rs3); *} * Input registers: rs0, rs1, rs2, rs3, mpidr, mask diff --git a/arch/arm64/kernel/smp.c b/arch/arm64/kernel/smp.c index 6dcf9607d770..9286ee6749e8 100644 --- a/arch/arm64/kernel/smp.c +++ b/arch/arm64/kernel/smp.c @@ -181,11 +181,7 @@ static void init_gic_priority_masking(void) WARN_ON(!(cpuflags & PSR_I_BIT)); - gic_write_pmr(GIC_PRIO_IRQOFF); - - /* We can only unmask PSR.I if we can take aborts */ - if (!(cpuflags & PSR_A_BIT)) - write_sysreg(cpuflags & ~PSR_I_BIT, daif); + gic_write_pmr(GIC_PRIO_IRQON | GIC_PRIO_PSR_I_SET); } /* @@ -834,18 +830,23 @@ void arch_irq_work_raise(void) } #endif -/* - * ipi_cpu_stop - handle IPI from smp_send_stop() - */ -static void ipi_cpu_stop(unsigned int cpu) +static void local_cpu_stop(void) { - set_cpu_online(cpu, false); + set_cpu_online(smp_processor_id(), false); local_daif_mask(); sdei_mask_local_cpu(); + cpu_park_loop(); +} - while (1) - cpu_relax(); +/* + * We need to implement panic_smp_self_stop() for parallel panic() calls, so + * that cpu_online_mask gets correctly updated and smp_send_stop() can skip + * CPUs that have already stopped themselves. + */ +void panic_smp_self_stop(void) +{ + local_cpu_stop(); } #ifdef CONFIG_KEXEC_CORE @@ -898,7 +899,7 @@ void handle_IPI(int ipinr, struct pt_regs *regs) case IPI_CPU_STOP: irq_enter(); - ipi_cpu_stop(cpu); + local_cpu_stop(); irq_exit(); break; diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c index 985721a1264c..a835a1a53826 100644 --- a/arch/arm64/kernel/traps.c +++ b/arch/arm64/kernel/traps.c @@ -55,16 +55,19 @@ static void dump_backtrace_entry(unsigned long where) printk(" %pS\n", (void *)where); } -static void __dump_instr(const char *lvl, struct pt_regs *regs) +static void dump_kernel_instr(const char *lvl, struct pt_regs *regs) { unsigned long addr = instruction_pointer(regs); char str[sizeof("00000000 ") * 5 + 2 + 1], *p = str; int i; + if (user_mode(regs)) + return; + for (i = -4; i < 1; i++) { unsigned int val, bad; - bad = get_user(val, &((u32 *)addr)[i]); + bad = aarch64_insn_read(&((u32 *)addr)[i], &val); if (!bad) p += sprintf(p, i == 0 ? "(%08x) " : "%08x ", val); @@ -73,19 +76,8 @@ static void __dump_instr(const char *lvl, struct pt_regs *regs) break; } } - printk("%sCode: %s\n", lvl, str); -} -static void dump_instr(const char *lvl, struct pt_regs *regs) -{ - if (!user_mode(regs)) { - mm_segment_t fs = get_fs(); - set_fs(KERNEL_DS); - __dump_instr(lvl, regs); - set_fs(fs); - } else { - __dump_instr(lvl, regs); - } + printk("%sCode: %s\n", lvl, str); } void dump_backtrace(struct pt_regs *regs, struct task_struct *tsk) @@ -171,8 +163,7 @@ static int __die(const char *str, int err, struct pt_regs *regs) print_modules(); show_regs(regs); - if (!user_mode(regs)) - dump_instr(KERN_EMERG, regs); + dump_kernel_instr(KERN_EMERG, regs); return ret; } diff --git a/arch/arm64/kvm/fpsimd.c b/arch/arm64/kvm/fpsimd.c index 6e3c9c8b2df9..525010504f9d 100644 --- a/arch/arm64/kvm/fpsimd.c +++ b/arch/arm64/kvm/fpsimd.c @@ -112,9 +112,7 @@ void kvm_arch_vcpu_put_fp(struct kvm_vcpu *vcpu) if (vcpu->arch.flags & KVM_ARM64_FP_ENABLED) { u64 *guest_zcr = &vcpu->arch.ctxt.sys_regs[ZCR_EL1]; - /* Clean guest FP state to memory and invalidate cpu view */ - fpsimd_save(); - fpsimd_flush_cpu_state(); + fpsimd_save_and_flush_cpu_state(); if (guest_has_sve) *guest_zcr = read_sysreg_s(SYS_ZCR_EL12); diff --git a/arch/arm64/kvm/guest.c b/arch/arm64/kvm/guest.c index c2afa7982047..dfd626447482 100644 --- a/arch/arm64/kvm/guest.c +++ b/arch/arm64/kvm/guest.c @@ -208,7 +208,7 @@ out: #define vq_word(vq) (((vq) - SVE_VQ_MIN) / 64) #define vq_mask(vq) ((u64)1 << ((vq) - SVE_VQ_MIN) % 64) -#define vq_present(vqs, vq) ((vqs)[vq_word(vq)] & vq_mask(vq)) +#define vq_present(vqs, vq) (!!((vqs)[vq_word(vq)] & vq_mask(vq))) static int get_sve_vls(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg) { diff --git a/arch/arm64/kvm/hyp/switch.c b/arch/arm64/kvm/hyp/switch.c index b0041812bca9..58f281b6ca4a 100644 --- a/arch/arm64/kvm/hyp/switch.c +++ b/arch/arm64/kvm/hyp/switch.c @@ -604,7 +604,7 @@ int __hyp_text __kvm_vcpu_run_nvhe(struct kvm_vcpu *vcpu) * Naturally, we want to avoid this. */ if (system_uses_irq_prio_masking()) { - gic_write_pmr(GIC_PRIO_IRQON); + gic_write_pmr(GIC_PRIO_IRQON | GIC_PRIO_PSR_I_SET); dsb(sy); } diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c index 5992eb9a9a08..1d17dbeafe76 100644 --- a/arch/arm64/mm/dma-mapping.c +++ b/arch/arm64/mm/dma-mapping.c @@ -80,10 +80,6 @@ static int __swiotlb_mmap_pfn(struct vm_area_struct *vma, static int __init arm64_dma_init(void) { - WARN_TAINT(ARCH_DMA_MINALIGN < cache_line_size(), - TAINT_CPU_OUT_OF_SPEC, - "ARCH_DMA_MINALIGN smaller than CTR_EL0.CWG (%d < %d)", - ARCH_DMA_MINALIGN, cache_line_size()); return dma_atomic_pool_init(GFP_DMA32, __pgprot(PROT_NORMAL_NC)); } arch_initcall(arm64_dma_init); @@ -461,6 +457,14 @@ static void __iommu_setup_dma_ops(struct device *dev, u64 dma_base, u64 size, void arch_setup_dma_ops(struct device *dev, u64 dma_base, u64 size, const struct iommu_ops *iommu, bool coherent) { + int cls = cache_line_size_of_cpu(); + + WARN_TAINT(!coherent && cls > ARCH_DMA_MINALIGN, + TAINT_CPU_OUT_OF_SPEC, + "%s %s: ARCH_DMA_MINALIGN smaller than CTR_EL0.CWG (%d < %d)", + dev_driver_string(dev), dev_name(dev), + ARCH_DMA_MINALIGN, cls); + dev->dma_coherent = coherent; __iommu_setup_dma_ops(dev, dma_base, size, iommu); diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c index 2d115016feb4..c8c61b1eb479 100644 --- a/arch/arm64/mm/fault.c +++ b/arch/arm64/mm/fault.c @@ -384,40 +384,31 @@ static void do_bad_area(unsigned long addr, unsigned int esr, struct pt_regs *re #define VM_FAULT_BADACCESS 0x020000 static vm_fault_t __do_page_fault(struct mm_struct *mm, unsigned long addr, - unsigned int mm_flags, unsigned long vm_flags, - struct task_struct *tsk) + unsigned int mm_flags, unsigned long vm_flags) { - struct vm_area_struct *vma; - vm_fault_t fault; + struct vm_area_struct *vma = find_vma(mm, addr); - vma = find_vma(mm, addr); - fault = VM_FAULT_BADMAP; if (unlikely(!vma)) - goto out; - if (unlikely(vma->vm_start > addr)) - goto check_stack; + return VM_FAULT_BADMAP; /* * Ok, we have a good vm_area for this memory access, so we can handle * it. */ -good_area: + if (unlikely(vma->vm_start > addr)) { + if (!(vma->vm_flags & VM_GROWSDOWN)) + return VM_FAULT_BADMAP; + if (expand_stack(vma, addr)) + return VM_FAULT_BADMAP; + } + /* * Check that the permissions on the VMA allow for the fault which * occurred. */ - if (!(vma->vm_flags & vm_flags)) { - fault = VM_FAULT_BADACCESS; - goto out; - } - + if (!(vma->vm_flags & vm_flags)) + return VM_FAULT_BADACCESS; return handle_mm_fault(vma, addr & PAGE_MASK, mm_flags); - -check_stack: - if (vma->vm_flags & VM_GROWSDOWN && !expand_stack(vma, addr)) - goto good_area; -out: - return fault; } static bool is_el0_instruction_abort(unsigned int esr) @@ -425,12 +416,20 @@ static bool is_el0_instruction_abort(unsigned int esr) return ESR_ELx_EC(esr) == ESR_ELx_EC_IABT_LOW; } +/* + * Note: not valid for EL1 DC IVAC, but we never use that such that it + * should fault. EL0 cannot issue DC IVAC (undef). + */ +static bool is_write_abort(unsigned int esr) +{ + return (esr & ESR_ELx_WNR) && !(esr & ESR_ELx_CM); +} + static int __kprobes do_page_fault(unsigned long addr, unsigned int esr, struct pt_regs *regs) { const struct fault_info *inf; - struct task_struct *tsk; - struct mm_struct *mm; + struct mm_struct *mm = current->mm; vm_fault_t fault, major = 0; unsigned long vm_flags = VM_READ | VM_WRITE; unsigned int mm_flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE; @@ -438,9 +437,6 @@ static int __kprobes do_page_fault(unsigned long addr, unsigned int esr, if (notify_page_fault(regs, esr)) return 0; - tsk = current; - mm = tsk->mm; - /* * If we're in an interrupt or have no user context, we must not take * the fault. @@ -453,7 +449,8 @@ static int __kprobes do_page_fault(unsigned long addr, unsigned int esr, if (is_el0_instruction_abort(esr)) { vm_flags = VM_EXEC; - } else if ((esr & ESR_ELx_WNR) && !(esr & ESR_ELx_CM)) { + mm_flags |= FAULT_FLAG_INSTRUCTION; + } else if (is_write_abort(esr)) { vm_flags = VM_WRITE; mm_flags |= FAULT_FLAG_WRITE; } @@ -492,12 +489,14 @@ retry: */ might_sleep(); #ifdef CONFIG_DEBUG_VM - if (!user_mode(regs) && !search_exception_tables(regs->pc)) + if (!user_mode(regs) && !search_exception_tables(regs->pc)) { + up_read(&mm->mmap_sem); goto no_context; + } #endif } - fault = __do_page_fault(mm, addr, mm_flags, vm_flags, tsk); + fault = __do_page_fault(mm, addr, mm_flags, vm_flags); major |= fault & VM_FAULT_MAJOR; if (fault & VM_FAULT_RETRY) { @@ -537,11 +536,11 @@ retry: * that point. */ if (major) { - tsk->maj_flt++; + current->maj_flt++; perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, regs, addr); } else { - tsk->min_flt++; + current->min_flt++; perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, regs, addr); } diff --git a/arch/arm64/mm/hugetlbpage.c b/arch/arm64/mm/hugetlbpage.c index f475e54fbc43..bbeb6a5a6ba6 100644 --- a/arch/arm64/mm/hugetlbpage.c +++ b/arch/arm64/mm/hugetlbpage.c @@ -228,7 +228,7 @@ pte_t *huge_pte_alloc(struct mm_struct *mm, if (sz == PUD_SIZE) { ptep = (pte_t *)pudp; - } else if (sz == (PAGE_SIZE * CONT_PTES)) { + } else if (sz == (CONT_PTE_SIZE)) { pmdp = pmd_alloc(mm, pudp, addr); WARN_ON(addr & (sz - 1)); @@ -246,7 +246,7 @@ pte_t *huge_pte_alloc(struct mm_struct *mm, ptep = huge_pmd_share(mm, addr, pudp); else ptep = (pte_t *)pmd_alloc(mm, pudp, addr); - } else if (sz == (PMD_SIZE * CONT_PMDS)) { + } else if (sz == (CONT_PMD_SIZE)) { pmdp = pmd_alloc(mm, pudp, addr); WARN_ON(addr & (sz - 1)); return (pte_t *)pmdp; @@ -454,9 +454,9 @@ static int __init hugetlbpage_init(void) #ifdef CONFIG_ARM64_4K_PAGES add_huge_page_size(PUD_SIZE); #endif - add_huge_page_size(PMD_SIZE * CONT_PMDS); + add_huge_page_size(CONT_PMD_SIZE); add_huge_page_size(PMD_SIZE); - add_huge_page_size(PAGE_SIZE * CONT_PTES); + add_huge_page_size(CONT_PTE_SIZE); return 0; } @@ -470,9 +470,9 @@ static __init int setup_hugepagesz(char *opt) #ifdef CONFIG_ARM64_4K_PAGES case PUD_SIZE: #endif - case PMD_SIZE * CONT_PMDS: + case CONT_PMD_SIZE: case PMD_SIZE: - case PAGE_SIZE * CONT_PTES: + case CONT_PTE_SIZE: add_huge_page_size(ps); return 1; } diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index 749c9b269f08..f3c795278def 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -180,8 +180,9 @@ static void __init zone_sizes_init(unsigned long min, unsigned long max) { unsigned long max_zone_pfns[MAX_NR_ZONES] = {0}; - if (IS_ENABLED(CONFIG_ZONE_DMA32)) - max_zone_pfns[ZONE_DMA32] = PFN_DOWN(max_zone_dma_phys()); +#ifdef CONFIG_ZONE_DMA32 + max_zone_pfns[ZONE_DMA32] = PFN_DOWN(max_zone_dma_phys()); +#endif max_zone_pfns[ZONE_NORMAL] = max; free_area_init_nodes(max_zone_pfns); diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c index e5ae8663f230..3645f29bd814 100644 --- a/arch/arm64/mm/mmu.c +++ b/arch/arm64/mm/mmu.c @@ -765,7 +765,7 @@ int __meminit vmemmap_populate(unsigned long start, unsigned long end, int node, return 0; } -#endif /* CONFIG_ARM64_64K_PAGES */ +#endif /* !ARM64_SWAPPER_USES_SECTION_MAPS */ void vmemmap_free(unsigned long start, unsigned long end, struct vmem_altmap *altmap) { @@ -960,32 +960,28 @@ int __init arch_ioremap_pmd_supported(void) int pud_set_huge(pud_t *pudp, phys_addr_t phys, pgprot_t prot) { - pgprot_t sect_prot = __pgprot(PUD_TYPE_SECT | - pgprot_val(mk_sect_prot(prot))); - pud_t new_pud = pfn_pud(__phys_to_pfn(phys), sect_prot); + pud_t new_pud = pfn_pud(__phys_to_pfn(phys), mk_pud_sect_prot(prot)); /* Only allow permission changes for now */ if (!pgattr_change_is_safe(READ_ONCE(pud_val(*pudp)), pud_val(new_pud))) return 0; - BUG_ON(phys & ~PUD_MASK); + VM_BUG_ON(phys & ~PUD_MASK); set_pud(pudp, new_pud); return 1; } int pmd_set_huge(pmd_t *pmdp, phys_addr_t phys, pgprot_t prot) { - pgprot_t sect_prot = __pgprot(PMD_TYPE_SECT | - pgprot_val(mk_sect_prot(prot))); - pmd_t new_pmd = pfn_pmd(__phys_to_pfn(phys), sect_prot); + pmd_t new_pmd = pfn_pmd(__phys_to_pfn(phys), mk_pmd_sect_prot(prot)); /* Only allow permission changes for now */ if (!pgattr_change_is_safe(READ_ONCE(pmd_val(*pmdp)), pmd_val(new_pmd))) return 0; - BUG_ON(phys & ~PMD_MASK); + VM_BUG_ON(phys & ~PMD_MASK); set_pmd(pmdp, new_pmd); return 1; } diff --git a/arch/arm64/mm/pageattr.c b/arch/arm64/mm/pageattr.c index 47b057bfa803..fcdcf6cd7677 100644 --- a/arch/arm64/mm/pageattr.c +++ b/arch/arm64/mm/pageattr.c @@ -151,17 +151,48 @@ int set_memory_valid(unsigned long addr, int numpages, int enable) __pgprot(PTE_VALID)); } -#ifdef CONFIG_DEBUG_PAGEALLOC +int set_direct_map_invalid_noflush(struct page *page) +{ + struct page_change_data data = { + .set_mask = __pgprot(0), + .clear_mask = __pgprot(PTE_VALID), + }; + + if (!rodata_full) + return 0; + + return apply_to_page_range(&init_mm, + (unsigned long)page_address(page), + PAGE_SIZE, change_page_range, &data); +} + +int set_direct_map_default_noflush(struct page *page) +{ + struct page_change_data data = { + .set_mask = __pgprot(PTE_VALID | PTE_WRITE), + .clear_mask = __pgprot(PTE_RDONLY), + }; + + if (!rodata_full) + return 0; + + return apply_to_page_range(&init_mm, + (unsigned long)page_address(page), + PAGE_SIZE, change_page_range, &data); +} + void __kernel_map_pages(struct page *page, int numpages, int enable) { + if (!debug_pagealloc_enabled() && !rodata_full) + return; + set_memory_valid((unsigned long)page_address(page), numpages, enable); } -#ifdef CONFIG_HIBERNATION + /* - * When built with CONFIG_DEBUG_PAGEALLOC and CONFIG_HIBERNATION, this function - * is used to determine if a linear map page has been marked as not-valid by - * CONFIG_DEBUG_PAGEALLOC. Walk the page table and check the PTE_VALID bit. - * This is based on kern_addr_valid(), which almost does what we need. + * This function is used to determine if a linear map page has been marked as + * not-valid. Walk the page table and check the PTE_VALID bit. This is based + * on kern_addr_valid(), which almost does what we need. * * Because this is only called on the kernel linear map, p?d_sect() implies * p?d_present(). When debug_pagealloc is enabled, sections mappings are @@ -175,6 +206,9 @@ bool kernel_page_present(struct page *page) pte_t *ptep; unsigned long addr = (unsigned long)page_address(page); + if (!debug_pagealloc_enabled() && !rodata_full) + return true; + pgdp = pgd_offset_k(addr); if (pgd_none(READ_ONCE(*pgdp))) return false; @@ -196,5 +230,3 @@ bool kernel_page_present(struct page *page) ptep = pte_offset_kernel(pmdp, addr); return pte_valid(READ_ONCE(*ptep)); } -#endif /* CONFIG_HIBERNATION */ -#endif /* CONFIG_DEBUG_PAGEALLOC */ diff --git a/arch/arm64/net/bpf_jit_comp.c b/arch/arm64/net/bpf_jit_comp.c index 87c568807925..f5b437f8a22b 100644 --- a/arch/arm64/net/bpf_jit_comp.c +++ b/arch/arm64/net/bpf_jit_comp.c @@ -970,7 +970,7 @@ void *bpf_jit_alloc_exec(unsigned long size) { return __vmalloc_node_range(size, PAGE_SIZE, BPF_JIT_REGION_START, BPF_JIT_REGION_END, GFP_KERNEL, - PAGE_KERNEL_EXEC, 0, NUMA_NO_NODE, + PAGE_KERNEL, 0, NUMA_NO_NODE, __builtin_return_address(0)); } diff --git a/arch/csky/kernel/signal.c b/arch/csky/kernel/signal.c index 04a43cfd4e09..d47a3381aad8 100644 --- a/arch/csky/kernel/signal.c +++ b/arch/csky/kernel/signal.c @@ -39,6 +39,11 @@ static int save_fpu_state(struct sigcontext __user *sc) #endif struct rt_sigframe { + /* + * pad[3] is compatible with the same struct defined in + * gcc/libgcc/config/csky/linux-unwind.h + */ + int pad[3]; struct siginfo info; struct ucontext uc; }; diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c index 58a6337c0690..7c52bd2695a2 100644 --- a/arch/ia64/kernel/perfmon.c +++ b/arch/ia64/kernel/perfmon.c @@ -6390,11 +6390,7 @@ pfm_install_alt_pmu_interrupt(pfm_intr_handler_desc_t *hdl) } /* save the current system wide pmu states */ - ret = on_each_cpu(pfm_alt_save_pmu_state, NULL, 1); - if (ret) { - DPRINT(("on_each_cpu() failed: %d\n", ret)); - goto cleanup_reserve; - } + on_each_cpu(pfm_alt_save_pmu_state, NULL, 1); /* officially change to the alternate interrupt handler */ pfm_alt_intr_handler = hdl; @@ -6421,7 +6417,6 @@ int pfm_remove_alt_pmu_interrupt(pfm_intr_handler_desc_t *hdl) { int i; - int ret; if (hdl == NULL) return -EINVAL; @@ -6435,10 +6430,7 @@ pfm_remove_alt_pmu_interrupt(pfm_intr_handler_desc_t *hdl) pfm_alt_intr_handler = NULL; - ret = on_each_cpu(pfm_alt_restore_pmu_state, NULL, 1); - if (ret) { - DPRINT(("on_each_cpu() failed: %d\n", ret)); - } + on_each_cpu(pfm_alt_restore_pmu_state, NULL, 1); for_each_online_cpu(i) { pfm_unreserve_session(NULL, 1, i); diff --git a/arch/ia64/kernel/uncached.c b/arch/ia64/kernel/uncached.c index edcdfc149311..16c6d377c502 100644 --- a/arch/ia64/kernel/uncached.c +++ b/arch/ia64/kernel/uncached.c @@ -121,8 +121,8 @@ static int uncached_add_chunk(struct uncached_pool *uc_pool, int nid) status = ia64_pal_prefetch_visibility(PAL_VISIBILITY_PHYSICAL); if (status == PAL_VISIBILITY_OK_REMOTE_NEEDED) { atomic_set(&uc_pool->status, 0); - status = smp_call_function(uncached_ipi_visibility, uc_pool, 1); - if (status || atomic_read(&uc_pool->status)) + smp_call_function(uncached_ipi_visibility, uc_pool, 1); + if (atomic_read(&uc_pool->status)) goto failed; } else if (status != PAL_VISIBILITY_OK) goto failed; @@ -143,8 +143,8 @@ static int uncached_add_chunk(struct uncached_pool *uc_pool, int nid) if (status != PAL_STATUS_SUCCESS) goto failed; atomic_set(&uc_pool->status, 0); - status = smp_call_function(uncached_ipi_mc_drain, uc_pool, 1); - if (status || atomic_read(&uc_pool->status)) + smp_call_function(uncached_ipi_mc_drain, uc_pool, 1); + if (atomic_read(&uc_pool->status)) goto failed; /* diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index 218e037ef901..00f5c98a5e05 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -3,10 +3,13 @@ config M68K bool default y select ARCH_32BIT_OFF_T + select ARCH_HAS_DMA_MMAP_PGPROT if MMU && !COLDFIRE + select ARCH_HAS_DMA_PREP_COHERENT select ARCH_HAS_SYNC_DMA_FOR_DEVICE if HAS_DMA select ARCH_MIGHT_HAVE_PC_PARPORT if ISA select ARCH_NO_COHERENT_DMA_MMAP if !MMU select ARCH_NO_PREEMPT if !COLDFIRE + select DMA_DIRECT_REMAP if HAS_DMA && MMU && !COLDFIRE select HAVE_IDE select HAVE_AOUT if MMU select HAVE_DEBUG_BUGVERBOSE diff --git a/arch/m68k/configs/amiga_defconfig b/arch/m68k/configs/amiga_defconfig index fea392cfcf1b..04e0f211afb3 100644 --- a/arch/m68k/configs/amiga_defconfig +++ b/arch/m68k/configs/amiga_defconfig @@ -71,9 +71,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -205,7 +202,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -231,7 +227,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -308,7 +303,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -436,6 +430,8 @@ CONFIG_FB_AMIGA_OCS=y CONFIG_FB_AMIGA_ECS=y CONFIG_FB_AMIGA_AGA=y CONFIG_FB_FM2=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y CONFIG_SOUND=m @@ -553,13 +549,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -583,7 +580,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -626,6 +622,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/apollo_defconfig b/arch/m68k/configs/apollo_defconfig index 2474d267460e..c6abbb535878 100644 --- a/arch/m68k/configs/apollo_defconfig +++ b/arch/m68k/configs/apollo_defconfig @@ -67,9 +67,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -201,7 +198,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -227,7 +223,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -304,7 +299,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -397,6 +391,8 @@ CONFIG_PPS_CLIENT_LDISC=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set CONFIG_FB=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y # CONFIG_LOGO_LINUX_VGA16 is not set @@ -513,13 +509,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -543,7 +540,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -586,6 +582,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/atari_defconfig b/arch/m68k/configs/atari_defconfig index 0fc7d2992fe0..06ae65bad177 100644 --- a/arch/m68k/configs/atari_defconfig +++ b/arch/m68k/configs/atari_defconfig @@ -74,9 +74,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -208,7 +205,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -234,7 +230,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -311,7 +306,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -421,6 +415,8 @@ CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set CONFIG_FB=y CONFIG_FB_ATARI=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y CONFIG_SOUND=m @@ -535,13 +531,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -565,7 +562,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -608,6 +604,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/bvme6000_defconfig b/arch/m68k/configs/bvme6000_defconfig index 699df9fdf866..5616b94053b6 100644 --- a/arch/m68k/configs/bvme6000_defconfig +++ b/arch/m68k/configs/bvme6000_defconfig @@ -64,9 +64,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -198,7 +195,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -224,7 +220,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -301,7 +296,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -394,6 +388,8 @@ CONFIG_NTP_PPS=y CONFIG_PPS_CLIENT_LDISC=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_HID=m CONFIG_HIDRAW=y CONFIG_UHID=m @@ -506,13 +502,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -536,7 +533,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -579,6 +575,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/hp300_defconfig b/arch/m68k/configs/hp300_defconfig index b50802255324..1106521f3b56 100644 --- a/arch/m68k/configs/hp300_defconfig +++ b/arch/m68k/configs/hp300_defconfig @@ -66,9 +66,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -200,7 +197,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -226,7 +222,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -303,7 +298,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -399,6 +393,8 @@ CONFIG_PPS_CLIENT_LDISC=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set CONFIG_FB=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y # CONFIG_LOGO_LINUX_MONO is not set @@ -515,13 +511,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -545,7 +542,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -588,6 +584,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/mac_defconfig b/arch/m68k/configs/mac_defconfig index 04e7d70f6030..226c6c063cd4 100644 --- a/arch/m68k/configs/mac_defconfig +++ b/arch/m68k/configs/mac_defconfig @@ -65,9 +65,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -199,7 +196,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -225,7 +221,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -305,7 +300,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -423,6 +417,8 @@ CONFIG_PTP_1588_CLOCK=m CONFIG_FB=y CONFIG_FB_VALKYRIE=y CONFIG_FB_MAC=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y CONFIG_HID=m @@ -537,13 +533,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -567,7 +564,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -610,6 +606,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/multi_defconfig b/arch/m68k/configs/multi_defconfig index 5e1cc4c17852..39f603417928 100644 --- a/arch/m68k/configs/multi_defconfig +++ b/arch/m68k/configs/multi_defconfig @@ -85,9 +85,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -219,7 +216,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -245,7 +241,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -325,7 +320,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -499,6 +493,8 @@ CONFIG_FB_FM2=y CONFIG_FB_ATARI=y CONFIG_FB_VALKYRIE=y CONFIG_FB_MAC=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y CONFIG_SOUND=m @@ -619,13 +615,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -649,7 +646,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -692,6 +688,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/mvme147_defconfig b/arch/m68k/configs/mvme147_defconfig index 170ac8792c2d..175a607f576c 100644 --- a/arch/m68k/configs/mvme147_defconfig +++ b/arch/m68k/configs/mvme147_defconfig @@ -63,9 +63,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -197,7 +194,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -223,7 +219,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -300,7 +295,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -393,6 +387,8 @@ CONFIG_NTP_PPS=y CONFIG_PPS_CLIENT_LDISC=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_HID=m CONFIG_HIDRAW=y CONFIG_UHID=m @@ -505,13 +501,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -535,7 +532,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -578,6 +574,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/mvme16x_defconfig b/arch/m68k/configs/mvme16x_defconfig index d865592a423e..f41c34d3cdd0 100644 --- a/arch/m68k/configs/mvme16x_defconfig +++ b/arch/m68k/configs/mvme16x_defconfig @@ -64,9 +64,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -198,7 +195,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -224,7 +220,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -301,7 +296,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -394,6 +388,8 @@ CONFIG_NTP_PPS=y CONFIG_PPS_CLIENT_LDISC=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_HID=m CONFIG_HIDRAW=y CONFIG_UHID=m @@ -506,13 +502,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -536,7 +533,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -579,6 +575,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/q40_defconfig b/arch/m68k/configs/q40_defconfig index 034a9de90484..c9d2cb0a1cf4 100644 --- a/arch/m68k/configs/q40_defconfig +++ b/arch/m68k/configs/q40_defconfig @@ -65,9 +65,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -199,7 +196,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -225,7 +221,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -302,7 +297,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -408,6 +402,8 @@ CONFIG_PPS_CLIENT_PARPORT=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set CONFIG_FB=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y CONFIG_SOUND=m @@ -524,13 +520,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -554,7 +551,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -597,6 +593,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/sun3_defconfig b/arch/m68k/configs/sun3_defconfig index 49be0f9fcd8d..79a64fdd6bf0 100644 --- a/arch/m68k/configs/sun3_defconfig +++ b/arch/m68k/configs/sun3_defconfig @@ -61,9 +61,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -195,7 +192,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -221,7 +217,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -298,7 +293,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -394,6 +388,8 @@ CONFIG_PPS_CLIENT_LDISC=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set CONFIG_FB=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y CONFIG_HID=m @@ -508,13 +504,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -538,7 +535,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -581,6 +577,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/configs/sun3x_defconfig b/arch/m68k/configs/sun3x_defconfig index a71acf4a6004..e3402a5d165b 100644 --- a/arch/m68k/configs/sun3x_defconfig +++ b/arch/m68k/configs/sun3x_defconfig @@ -61,9 +61,6 @@ CONFIG_INET_AH=m CONFIG_INET_ESP=m CONFIG_INET_ESP_OFFLOAD=m CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m CONFIG_INET_DIAG=m CONFIG_INET_UDP_DIAG=m CONFIG_INET_RAW_DIAG=m @@ -195,7 +192,6 @@ CONFIG_IP_SET_HASH_NETNET=m CONFIG_IP_SET_HASH_NETPORT=m CONFIG_IP_SET_HASH_NETIFACE=m CONFIG_IP_SET_LIST_SET=m -CONFIG_NFT_CHAIN_ROUTE_IPV4=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y @@ -221,7 +217,6 @@ CONFIG_IP_NF_RAW=m CONFIG_IP_NF_ARPTABLES=m CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NFT_CHAIN_ROUTE_IPV6=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m CONFIG_NF_FLOW_TABLE_IPV6=m @@ -298,7 +293,6 @@ CONFIG_AF_KCM=m # CONFIG_WIRELESS is not set CONFIG_PSAMPLE=m CONFIG_NET_IFE=m -# CONFIG_UEVENT_HELPER is not set CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y CONFIG_TEST_ASYNC_DRIVER_PROBE=m @@ -393,6 +387,8 @@ CONFIG_PPS_CLIENT_LDISC=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set CONFIG_FB=y +# CONFIG_LCD_CLASS_DEVICE is not set +# CONFIG_BACKLIGHT_CLASS_DEVICE is not set CONFIG_FRAMEBUFFER_CONSOLE=y CONFIG_LOGO=y CONFIG_HID=m @@ -507,13 +503,14 @@ CONFIG_NLS_MAC_TURKISH=m CONFIG_DLM=m CONFIG_ENCRYPTED_KEYS=m CONFIG_HARDENED_USERCOPY=y -CONFIG_CRYPTO_RSA=m -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m CONFIG_CRYPTO_MANAGER=y CONFIG_CRYPTO_USER=m CONFIG_CRYPTO_CRYPTD=m CONFIG_CRYPTO_TEST=m +CONFIG_CRYPTO_RSA=m +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_ECRDSA=m CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_AEGIS128=m CONFIG_CRYPTO_AEGIS128L=m @@ -537,7 +534,6 @@ CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_SM3=m -CONFIG_CRYPTO_STREEBOG=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_AES_TI=m @@ -580,6 +576,7 @@ CONFIG_ATOMIC64_SELFTEST=m CONFIG_ASYNC_RAID6_TEST=m CONFIG_TEST_HEXDUMP=m CONFIG_TEST_STRING_HELPERS=m +CONFIG_TEST_STRSCPY=m CONFIG_TEST_KSTRTOX=m CONFIG_TEST_PRINTF=m CONFIG_TEST_BITMAP=m diff --git a/arch/m68k/kernel/dma.c b/arch/m68k/kernel/dma.c index b4aa853051bd..30cd59caf037 100644 --- a/arch/m68k/kernel/dma.c +++ b/arch/m68k/kernel/dma.c @@ -18,57 +18,22 @@ #include <asm/pgalloc.h> #if defined(CONFIG_MMU) && !defined(CONFIG_COLDFIRE) - -void *arch_dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, - gfp_t flag, unsigned long attrs) +void arch_dma_prep_coherent(struct page *page, size_t size) { - struct page *page, **map; - pgprot_t pgprot; - void *addr; - int i, order; - - pr_debug("dma_alloc_coherent: %d,%x\n", size, flag); - - size = PAGE_ALIGN(size); - order = get_order(size); - - page = alloc_pages(flag | __GFP_ZERO, order); - if (!page) - return NULL; - - *handle = page_to_phys(page); - map = kmalloc(sizeof(struct page *) << order, flag & ~__GFP_DMA); - if (!map) { - __free_pages(page, order); - return NULL; - } - split_page(page, order); - - order = 1 << order; - size >>= PAGE_SHIFT; - map[0] = page; - for (i = 1; i < size; i++) - map[i] = page + i; - for (; i < order; i++) - __free_page(page + i); - pgprot = __pgprot(_PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_DIRTY); - if (CPU_IS_040_OR_060) - pgprot_val(pgprot) |= _PAGE_GLOBAL040 | _PAGE_NOCACHE_S; - else - pgprot_val(pgprot) |= _PAGE_NOCACHE030; - addr = vmap(map, size, VM_MAP, pgprot); - kfree(map); - - return addr; + cache_push(page_to_phys(page), size); } -void arch_dma_free(struct device *dev, size_t size, void *addr, - dma_addr_t handle, unsigned long attrs) +pgprot_t arch_dma_mmap_pgprot(struct device *dev, pgprot_t prot, + unsigned long attrs) { - pr_debug("dma_free_coherent: %p, %x\n", addr, handle); - vfree(addr); + if (CPU_IS_040_OR_060) { + pgprot_val(prot) &= ~_PAGE_CACHE040; + pgprot_val(prot) |= _PAGE_GLOBAL040 | _PAGE_NOCACHE_S; + } else { + pgprot_val(prot) |= _PAGE_NOCACHE030; + } + return prot; } - #else #include <asm/cacheflush.h> diff --git a/arch/mips/Makefile b/arch/mips/Makefile index 8f4486c4415b..eceff9b75b22 100644 --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -17,6 +17,7 @@ archscripts: scripts_basic $(Q)$(MAKE) $(build)=arch/mips/boot/tools relocs KBUILD_DEFCONFIG := 32r2el_defconfig +KBUILD_DTBS := dtbs # # Select the object file format to substitute into the linker script. @@ -384,7 +385,7 @@ quiet_cmd_64 = OBJCOPY $@ vmlinux.64: vmlinux $(call cmd,64) -all: $(all-y) +all: $(all-y) $(KBUILD_DTBS) # boot $(boot-y): $(vmlinux-32) FORCE diff --git a/arch/mips/boot/compressed/Makefile b/arch/mips/boot/compressed/Makefile index 3c453a1f1ff1..172801ed35b8 100644 --- a/arch/mips/boot/compressed/Makefile +++ b/arch/mips/boot/compressed/Makefile @@ -78,6 +78,8 @@ OBJCOPYFLAGS_piggy.o := --add-section=.image=$(obj)/vmlinux.bin.z \ $(obj)/piggy.o: $(obj)/dummy.o $(obj)/vmlinux.bin.z FORCE $(call if_changed,objcopy) +HOSTCFLAGS_calc_vmlinuz_load_addr.o += $(LINUXINCLUDE) + # Calculate the load address of the compressed kernel image hostprogs-y := calc_vmlinuz_load_addr diff --git a/arch/mips/boot/compressed/calc_vmlinuz_load_addr.c b/arch/mips/boot/compressed/calc_vmlinuz_load_addr.c index 240f1d12df75..080b926d2623 100644 --- a/arch/mips/boot/compressed/calc_vmlinuz_load_addr.c +++ b/arch/mips/boot/compressed/calc_vmlinuz_load_addr.c @@ -9,7 +9,7 @@ #include <stdint.h> #include <stdio.h> #include <stdlib.h> -#include "../../../../include/linux/sizes.h" +#include <linux/sizes.h> int main(int argc, char *argv[]) { diff --git a/arch/mips/include/asm/mach-ath79/ar933x_uart.h b/arch/mips/include/asm/mach-ath79/ar933x_uart.h index b8f8af7dc47c..cacf3545e018 100644 --- a/arch/mips/include/asm/mach-ath79/ar933x_uart.h +++ b/arch/mips/include/asm/mach-ath79/ar933x_uart.h @@ -24,8 +24,8 @@ #define AR933X_UART_CS_PARITY_S 0 #define AR933X_UART_CS_PARITY_M 0x3 #define AR933X_UART_CS_PARITY_NONE 0 -#define AR933X_UART_CS_PARITY_ODD 1 -#define AR933X_UART_CS_PARITY_EVEN 2 +#define AR933X_UART_CS_PARITY_ODD 2 +#define AR933X_UART_CS_PARITY_EVEN 3 #define AR933X_UART_CS_IF_MODE_S 2 #define AR933X_UART_CS_IF_MODE_M 0x3 #define AR933X_UART_CS_IF_MODE_NONE 0 diff --git a/arch/mips/include/asm/mips-gic.h b/arch/mips/include/asm/mips-gic.h index 75a1cdee1331..084cac1c5ea2 100644 --- a/arch/mips/include/asm/mips-gic.h +++ b/arch/mips/include/asm/mips-gic.h @@ -311,6 +311,36 @@ static inline bool mips_gic_present(void) } /** + * mips_gic_vx_map_reg() - Return GIC_Vx_<intr>_MAP register offset + * @intr: A GIC local interrupt + * + * Determine the index of the GIC_VL_<intr>_MAP or GIC_VO_<intr>_MAP register + * within the block of GIC map registers. This is almost the same as the order + * of interrupts in the pending & mask registers, as used by enum + * mips_gic_local_interrupt, but moves the FDC interrupt & thus offsets the + * interrupts after it... + * + * Return: The map register index corresponding to @intr. + * + * The return value is suitable for use with the (read|write)_gic_v[lo]_map + * accessor functions. + */ +static inline unsigned int +mips_gic_vx_map_reg(enum mips_gic_local_interrupt intr) +{ + /* WD, Compare & Timer are 1:1 */ + if (intr <= GIC_LOCAL_INT_TIMER) + return intr; + + /* FDC moves to after Timer... */ + if (intr == GIC_LOCAL_INT_FDC) + return GIC_LOCAL_INT_TIMER + 1; + + /* As a result everything else is offset by 1 */ + return intr + 1; +} + +/** * gic_get_c0_compare_int() - Return cp0 count/compare interrupt virq * * Determine the virq number to use for the coprocessor 0 count/compare diff --git a/arch/mips/mm/mmap.c b/arch/mips/mm/mmap.c index 50ee7213b432..d79f2b432318 100644 --- a/arch/mips/mm/mmap.c +++ b/arch/mips/mm/mmap.c @@ -203,7 +203,7 @@ unsigned long arch_randomize_brk(struct mm_struct *mm) bool __virt_addr_valid(const volatile void *kaddr) { - unsigned long vaddr = (unsigned long)vaddr; + unsigned long vaddr = (unsigned long)kaddr; if ((vaddr < PAGE_OFFSET) || (vaddr >= MAP_BASE)) return false; diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index 65b6e85447b1..144ceb0fba88 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -391,6 +391,7 @@ static struct work_registers build_get_work_registers(u32 **p) static void build_restore_work_registers(u32 **p) { if (scratch_reg >= 0) { + uasm_i_ehb(p); UASM_i_MFC0(p, 1, c0_kscratch(), scratch_reg); return; } @@ -668,10 +669,12 @@ static void build_restore_pagemask(u32 **p, struct uasm_reloc **r, uasm_i_mtc0(p, 0, C0_PAGEMASK); uasm_il_b(p, r, lid); } - if (scratch_reg >= 0) + if (scratch_reg >= 0) { + uasm_i_ehb(p); UASM_i_MFC0(p, 1, c0_kscratch(), scratch_reg); - else + } else { UASM_i_LW(p, 1, scratchpad_offset(0), 0); + } } else { /* Reset default page size */ if (PM_DEFAULT_MASK >> 16) { @@ -938,10 +941,12 @@ build_get_pgd_vmalloc64(u32 **p, struct uasm_label **l, struct uasm_reloc **r, uasm_i_jr(p, ptr); if (mode == refill_scratch) { - if (scratch_reg >= 0) + if (scratch_reg >= 0) { + uasm_i_ehb(p); UASM_i_MFC0(p, 1, c0_kscratch(), scratch_reg); - else + } else { UASM_i_LW(p, 1, scratchpad_offset(0), 0); + } } else { uasm_i_nop(p); } @@ -1258,6 +1263,7 @@ build_fast_tlb_refill_handler (u32 **p, struct uasm_label **l, UASM_i_MTC0(p, odd, C0_ENTRYLO1); /* load it */ if (c0_scratch_reg >= 0) { + uasm_i_ehb(p); UASM_i_MFC0(p, scratch, c0_kscratch(), c0_scratch_reg); build_tlb_write_entry(p, l, r, tlb_random); uasm_l_leave(l, *p); @@ -1603,15 +1609,17 @@ static void build_setup_pgd(void) uasm_i_dinsm(&p, a0, 0, 29, 64 - 29); uasm_l_tlbl_goaround1(&l, p); UASM_i_SLL(&p, a0, a0, 11); - uasm_i_jr(&p, 31); UASM_i_MTC0(&p, a0, C0_CONTEXT); + uasm_i_jr(&p, 31); + uasm_i_ehb(&p); } else { /* PGD in c0_KScratch */ - uasm_i_jr(&p, 31); if (cpu_has_ldpte) UASM_i_MTC0(&p, a0, C0_PWBASE); else UASM_i_MTC0(&p, a0, c0_kscratch(), pgd_reg); + uasm_i_jr(&p, 31); + uasm_i_ehb(&p); } #else #ifdef CONFIG_SMP @@ -1625,13 +1633,16 @@ static void build_setup_pgd(void) UASM_i_LA_mostly(&p, a2, pgdc); UASM_i_SW(&p, a0, uasm_rel_lo(pgdc), a2); #endif /* SMP */ - uasm_i_jr(&p, 31); /* if pgd_reg is allocated, save PGD also to scratch register */ - if (pgd_reg != -1) + if (pgd_reg != -1) { UASM_i_MTC0(&p, a0, c0_kscratch(), pgd_reg); - else + uasm_i_jr(&p, 31); + uasm_i_ehb(&p); + } else { + uasm_i_jr(&p, 31); uasm_i_nop(&p); + } #endif if (p >= (u32 *)tlbmiss_handler_setup_pgd_end) panic("tlbmiss_handler_setup_pgd space exceeded"); diff --git a/arch/parisc/kernel/module.c b/arch/parisc/kernel/module.c index f241ded9239b..1f0f29a289d3 100644 --- a/arch/parisc/kernel/module.c +++ b/arch/parisc/kernel/module.c @@ -786,6 +786,10 @@ int apply_relocate_add(Elf_Shdr *sechdrs, /* 32-bit PC relative address */ *loc = val - dot - 8 + addend; break; + case R_PARISC_PCREL64: + /* 64-bit PC relative address */ + *loc64 = val - dot - 8 + addend; + break; case R_PARISC_DIR64: /* 64-bit effective address */ *loc64 = val + addend; diff --git a/arch/powerpc/include/asm/processor.h b/arch/powerpc/include/asm/processor.h index ef573fe9873e..a9993e7a443b 100644 --- a/arch/powerpc/include/asm/processor.h +++ b/arch/powerpc/include/asm/processor.h @@ -346,8 +346,6 @@ static inline unsigned long __pack_fe01(unsigned int fpmode) #define spin_cpu_relax() barrier() -#define spin_cpu_yield() spin_cpu_relax() - #define spin_end() HMT_medium() #define spin_until_cond(cond) \ diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index 6b86055e5251..73ba246ca11d 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -315,7 +315,7 @@ TRAMP_REAL_BEGIN(machine_check_common_early) mfspr r11,SPRN_DSISR /* Save DSISR */ std r11,_DSISR(r1) std r9,_CCR(r1) /* Save CR in stackframe */ - kuap_save_amr_and_lock r9, r10, cr1 + /* We don't touch AMR here, we never go to virtual mode */ /* Save r9 through r13 from EXMC save area to stack frame. */ EXCEPTION_PROLOG_COMMON_2(PACA_EXMC) mfmsr r11 /* get MSR value */ diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c index 684b0b315c32..8c92febf5f44 100644 --- a/arch/powerpc/kernel/ptrace.c +++ b/arch/powerpc/kernel/ptrace.c @@ -2521,7 +2521,6 @@ void ptrace_disable(struct task_struct *child) { /* make sure the single step bit is not set. */ user_disable_single_step(child); - clear_tsk_thread_flag(child, TIF_SYSCALL_EMU); } #ifdef CONFIG_PPC_ADV_DEBUG_REGS diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c index b824f4c69622..0ab4c72515c4 100644 --- a/arch/powerpc/kernel/rtas.c +++ b/arch/powerpc/kernel/rtas.c @@ -990,8 +990,7 @@ int rtas_ibm_suspend_me(u64 handle) /* Call function on all CPUs. One of us will make the * rtas call */ - if (on_each_cpu(rtas_percpu_suspend_me, &data, 0)) - atomic_set(&data.error, -EINVAL); + on_each_cpu(rtas_percpu_suspend_me, &data, 0); wait_for_completion(&done); diff --git a/arch/powerpc/mm/book3s64/mmu_context.c b/arch/powerpc/mm/book3s64/mmu_context.c index bb70391401f7..794404d50a85 100644 --- a/arch/powerpc/mm/book3s64/mmu_context.c +++ b/arch/powerpc/mm/book3s64/mmu_context.c @@ -50,20 +50,52 @@ EXPORT_SYMBOL_GPL(hash__alloc_context_id); void slb_setup_new_exec(void); +static int realloc_context_ids(mm_context_t *ctx) +{ + int i, id; + + /* + * id 0 (aka. ctx->id) is special, we always allocate a new one, even if + * there wasn't one allocated previously (which happens in the exec + * case where ctx is newly allocated). + * + * We have to be a bit careful here. We must keep the existing ids in + * the array, so that we can test if they're non-zero to decide if we + * need to allocate a new one. However in case of error we must free the + * ids we've allocated but *not* any of the existing ones (or risk a + * UAF). That's why we decrement i at the start of the error handling + * loop, to skip the id that we just tested but couldn't reallocate. + */ + for (i = 0; i < ARRAY_SIZE(ctx->extended_id); i++) { + if (i == 0 || ctx->extended_id[i]) { + id = hash__alloc_context_id(); + if (id < 0) + goto error; + + ctx->extended_id[i] = id; + } + } + + /* The caller expects us to return id */ + return ctx->id; + +error: + for (i--; i >= 0; i--) { + if (ctx->extended_id[i]) + ida_free(&mmu_context_ida, ctx->extended_id[i]); + } + + return id; +} + static int hash__init_new_context(struct mm_struct *mm) { int index; - index = hash__alloc_context_id(); - if (index < 0) - return index; - mm->context.hash_context = kmalloc(sizeof(struct hash_mm_context), GFP_KERNEL); - if (!mm->context.hash_context) { - ida_free(&mmu_context_ida, index); + if (!mm->context.hash_context) return -ENOMEM; - } /* * The old code would re-promote on fork, we don't do that when using @@ -91,13 +123,20 @@ static int hash__init_new_context(struct mm_struct *mm) mm->context.hash_context->spt = kmalloc(sizeof(struct subpage_prot_table), GFP_KERNEL); if (!mm->context.hash_context->spt) { - ida_free(&mmu_context_ida, index); kfree(mm->context.hash_context); return -ENOMEM; } } #endif + } + index = realloc_context_ids(&mm->context); + if (index < 0) { +#ifdef CONFIG_PPC_SUBPAGE_PROT + kfree(mm->context.hash_context->spt); +#endif + kfree(mm->context.hash_context); + return index; } pkey_mm_init(mm); diff --git a/arch/riscv/boot/dts/sifive/fu540-c000.dtsi b/arch/riscv/boot/dts/sifive/fu540-c000.dtsi index 3c06ee4b2b29..40983491b95f 100644 --- a/arch/riscv/boot/dts/sifive/fu540-c000.dtsi +++ b/arch/riscv/boot/dts/sifive/fu540-c000.dtsi @@ -163,6 +163,7 @@ interrupt-parent = <&plic0>; interrupts = <4>; clocks = <&prci PRCI_CLK_TLCLK>; + status = "disabled"; }; uart1: serial@10011000 { compatible = "sifive,fu540-c000-uart", "sifive,uart0"; @@ -170,6 +171,7 @@ interrupt-parent = <&plic0>; interrupts = <5>; clocks = <&prci PRCI_CLK_TLCLK>; + status = "disabled"; }; i2c0: i2c@10030000 { compatible = "sifive,fu540-c000-i2c", "sifive,i2c0"; @@ -181,6 +183,7 @@ reg-io-width = <1>; #address-cells = <1>; #size-cells = <0>; + status = "disabled"; }; qspi0: spi@10040000 { compatible = "sifive,fu540-c000-spi", "sifive,spi0"; @@ -191,6 +194,7 @@ clocks = <&prci PRCI_CLK_TLCLK>; #address-cells = <1>; #size-cells = <0>; + status = "disabled"; }; qspi1: spi@10041000 { compatible = "sifive,fu540-c000-spi", "sifive,spi0"; @@ -201,6 +205,7 @@ clocks = <&prci PRCI_CLK_TLCLK>; #address-cells = <1>; #size-cells = <0>; + status = "disabled"; }; qspi2: spi@10050000 { compatible = "sifive,fu540-c000-spi", "sifive,spi0"; @@ -210,6 +215,7 @@ clocks = <&prci PRCI_CLK_TLCLK>; #address-cells = <1>; #size-cells = <0>; + status = "disabled"; }; }; }; diff --git a/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts index 4da88707e28f..0b55c53c08c7 100644 --- a/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts +++ b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts @@ -42,7 +42,20 @@ }; }; +&uart0 { + status = "okay"; +}; + +&uart1 { + status = "okay"; +}; + +&i2c0 { + status = "okay"; +}; + &qspi0 { + status = "okay"; flash@0 { compatible = "issi,is25wp256", "jedec,spi-nor"; reg = <0>; diff --git a/arch/riscv/configs/defconfig b/arch/riscv/configs/defconfig index 4f02967e55de..04944fb4fa7a 100644 --- a/arch/riscv/configs/defconfig +++ b/arch/riscv/configs/defconfig @@ -69,6 +69,7 @@ CONFIG_VIRTIO_MMIO=y CONFIG_CLK_SIFIVE=y CONFIG_CLK_SIFIVE_FU540_PRCI=y CONFIG_SIFIVE_PLIC=y +CONFIG_SPI_SIFIVE=y CONFIG_EXT4_FS=y CONFIG_EXT4_FS_POSIX_ACL=y CONFIG_AUTOFS4_FS=y @@ -84,4 +85,8 @@ CONFIG_ROOT_NFS=y CONFIG_CRYPTO_USER_API_HASH=y CONFIG_CRYPTO_DEV_VIRTIO=y CONFIG_PRINTK_TIME=y +CONFIG_SPI=y +CONFIG_MMC_SPI=y +CONFIG_MMC=y +CONFIG_DEVTMPFS_MOUNT=y # CONFIG_RCU_TRACE is not set diff --git a/arch/riscv/mm/fault.c b/arch/riscv/mm/fault.c index 3e2708c626a8..f960c3f4ce47 100644 --- a/arch/riscv/mm/fault.c +++ b/arch/riscv/mm/fault.c @@ -272,9 +272,6 @@ vmalloc_fault: * entries, but in RISC-V, SFENCE.VMA specifies an * ordering constraint, not a cache flush; it is * necessary even after writing invalid entries. - * Relying on flush_tlb_fix_spurious_fault would - * suffice, but the extra traps reduce - * performance. So, eagerly SFENCE.VMA. */ local_flush_tlb_page(addr); diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index 109243fdb6ec..fdb4246265a5 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -1,4 +1,7 @@ # SPDX-License-Identifier: GPL-2.0 +config ARCH_HAS_MEM_ENCRYPT + def_bool y + config MMU def_bool y @@ -30,7 +33,7 @@ config GENERIC_BUG_RELATIVE_POINTERS def_bool y config GENERIC_LOCKBREAK - def_bool y if SMP && PREEMPT + def_bool y if PREEMPT config PGSTE def_bool y if KVM @@ -113,7 +116,6 @@ config S390 select DYNAMIC_FTRACE if FUNCTION_TRACER select GENERIC_CLOCKEVENTS select GENERIC_CPU_AUTOPROBE - select GENERIC_CPU_DEVICES if !SMP select GENERIC_CPU_VULNERABILITIES select GENERIC_FIND_FIRST_BIT select GENERIC_SMP_IDLE_THREAD @@ -187,6 +189,8 @@ config S390 select VIRT_CPU_ACCOUNTING select ARCH_HAS_SCALED_CPUTIME select HAVE_NMI + select SWIOTLB + select GENERIC_ALLOCATOR config SCHED_OMIT_FRAME_POINTER @@ -399,27 +403,10 @@ config SYSVIPC_COMPAT config SMP def_bool y - prompt "Symmetric multi-processing support" - ---help--- - This enables support for systems with more than one CPU. If you have - a system with only one CPU, like most personal computers, say N. If - you have a system with more than one CPU, say Y. - - If you say N here, the kernel will run on uni- and multiprocessor - machines, but will use only one CPU of a multiprocessor machine. If - you say Y here, the kernel will run on many, but not all, - uniprocessor machines. On a uniprocessor machine, the kernel - will run faster if you say N here. - - See also the SMP-HOWTO available at - <http://www.tldp.org/docs.html#howto>. - - Even if you don't know what to do here, say Y. config NR_CPUS int "Maximum number of CPUs (2-512)" range 2 512 - depends on SMP default "64" help This allows you to specify the maximum number of CPUs which this @@ -431,12 +418,6 @@ config NR_CPUS config HOTPLUG_CPU def_bool y - prompt "Support for hot-pluggable CPUs" - depends on SMP - help - Say Y here to be able to turn CPUs off and on. CPUs - can be controlled through /sys/devices/system/cpu/cpu#. - Say N if you want to disable CPU hotplug. # Some NUMA nodes have memory ranges that span # other nodes. Even though a pfn is valid and @@ -448,7 +429,7 @@ config NODES_SPAN_OTHER_NODES config NUMA bool "NUMA support" - depends on SMP && SCHED_TOPOLOGY + depends on SCHED_TOPOLOGY default n help Enable NUMA support @@ -523,7 +504,6 @@ config SCHED_DRAWER config SCHED_TOPOLOGY def_bool y prompt "Topology scheduler support" - depends on SMP select SCHED_SMT select SCHED_MC select SCHED_BOOK @@ -763,7 +743,7 @@ config PCI_NR_FUNCTIONS This allows you to specify the maximum number of PCI functions which this kernel will support. -endif # PCI +endif # PCI config HAS_IOMEM def_bool PCI @@ -829,16 +809,15 @@ menu "Dump support" config CRASH_DUMP bool "kernel crash dumps" - depends on SMP select KEXEC help Generate crash dump after being started by kexec. Crash dump kernels are loaded in the main kernel with kexec-tools into a specially reserved region and then later executed after a crash by kdump/kexec. - Refer to <file:Documentation/s390/zfcpdump.txt> for more details on this. + Refer to <file:Documentation/s390/zfcpdump.rst> for more details on this. This option also enables s390 zfcpdump. - See also <file:Documentation/s390/zfcpdump.txt> + See also <file:Documentation/s390/zfcpdump.rst> endmenu diff --git a/arch/s390/configs/debug_defconfig b/arch/s390/configs/debug_defconfig index b0920b35f87b..a6dc01a22048 100644 --- a/arch/s390/configs/debug_defconfig +++ b/arch/s390/configs/debug_defconfig @@ -88,6 +88,7 @@ CONFIG_HOTPLUG_PCI=y CONFIG_HOTPLUG_PCI_S390=y CONFIG_CHSC_SCH=y CONFIG_VFIO_AP=m +CONFIG_VFIO_CCW=m CONFIG_CRASH_DUMP=y CONFIG_BINFMT_MISC=m CONFIG_HIBERNATION=y @@ -498,6 +499,7 @@ CONFIG_VIRTIO_PCI=m CONFIG_VIRTIO_BALLOON=m CONFIG_VIRTIO_INPUT=y CONFIG_S390_AP_IOMMU=y +CONFIG_S390_CCW_IOMMU=y CONFIG_EXT4_FS=y CONFIG_EXT4_FS_POSIX_ACL=y CONFIG_EXT4_FS_SECURITY=y diff --git a/arch/s390/configs/defconfig b/arch/s390/configs/defconfig index c59b922cb6c5..e4bc40073003 100644 --- a/arch/s390/configs/defconfig +++ b/arch/s390/configs/defconfig @@ -1,21 +1,22 @@ CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y -CONFIG_USELIB=y CONFIG_AUDIT=y CONFIG_NO_HZ_IDLE=y CONFIG_HIGH_RES_TIMERS=y +CONFIG_BSD_PROCESS_ACCT=y +CONFIG_BSD_PROCESS_ACCT_V3=y CONFIG_TASKSTATS=y CONFIG_TASK_DELAY_ACCT=y CONFIG_TASK_XACCT=y CONFIG_TASK_IO_ACCOUNTING=y -# CONFIG_CPU_ISOLATION is not set CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y -CONFIG_CGROUPS=y +CONFIG_NUMA_BALANCING=y +# CONFIG_NUMA_BALANCING_DEFAULT_ENABLED is not set CONFIG_MEMCG=y CONFIG_MEMCG_SWAP=y CONFIG_BLK_CGROUP=y -CONFIG_CGROUP_SCHED=y +CONFIG_CFS_BANDWIDTH=y CONFIG_RT_GROUP_SCHED=y CONFIG_CGROUP_PIDS=y CONFIG_CGROUP_FREEZER=y @@ -26,98 +27,402 @@ CONFIG_CGROUP_CPUACCT=y CONFIG_CGROUP_PERF=y CONFIG_NAMESPACES=y CONFIG_USER_NS=y -CONFIG_CHECKPOINT_RESTORE=y +CONFIG_SCHED_AUTOGROUP=y CONFIG_BLK_DEV_INITRD=y CONFIG_EXPERT=y # CONFIG_SYSFS_SYSCALL is not set +CONFIG_CHECKPOINT_RESTORE=y CONFIG_BPF_SYSCALL=y CONFIG_USERFAULTFD=y # CONFIG_COMPAT_BRK is not set CONFIG_PROFILING=y -CONFIG_LIVEPATCH=y -CONFIG_NR_CPUS=256 -CONFIG_NUMA=y -CONFIG_HZ_100=y -CONFIG_KEXEC_FILE=y -CONFIG_KEXEC_VERIFY_SIG=y -CONFIG_CRASH_DUMP=y -CONFIG_HIBERNATION=y -CONFIG_PM_DEBUG=y -CONFIG_CMM=m -CONFIG_OPROFILE=y +CONFIG_OPROFILE=m CONFIG_KPROBES=y CONFIG_JUMP_LABEL=y -CONFIG_STATIC_KEYS_SELFTEST=y CONFIG_MODULES=y +CONFIG_MODULE_FORCE_LOAD=y CONFIG_MODULE_UNLOAD=y +CONFIG_MODULE_FORCE_UNLOAD=y +CONFIG_MODVERSIONS=y +CONFIG_MODULE_SRCVERSION_ALL=y +CONFIG_MODULE_SIG=y +CONFIG_MODULE_SIG_SHA256=y CONFIG_BLK_DEV_INTEGRITY=y +CONFIG_BLK_DEV_THROTTLING=y +CONFIG_BLK_WBT=y +CONFIG_BLK_WBT_SQ=y CONFIG_PARTITION_ADVANCED=y CONFIG_IBM_PARTITION=y +CONFIG_BSD_DISKLABEL=y +CONFIG_MINIX_SUBPARTITION=y +CONFIG_SOLARIS_X86_PARTITION=y +CONFIG_UNIXWARE_DISKLABEL=y +CONFIG_CFQ_GROUP_IOSCHED=y CONFIG_DEFAULT_DEADLINE=y -CONFIG_BINFMT_MISC=m +CONFIG_LIVEPATCH=y +CONFIG_TUNE_ZEC12=y +CONFIG_NR_CPUS=512 +CONFIG_NUMA=y +CONFIG_HZ_100=y +CONFIG_KEXEC_FILE=y +CONFIG_KEXEC_VERIFY_SIG=y +CONFIG_EXPOLINE=y +CONFIG_EXPOLINE_AUTO=y CONFIG_MEMORY_HOTPLUG=y CONFIG_MEMORY_HOTREMOVE=y CONFIG_KSM=y CONFIG_TRANSPARENT_HUGEPAGE=y CONFIG_CLEANCACHE=y CONFIG_FRONTSWAP=y +CONFIG_MEM_SOFT_DIRTY=y CONFIG_ZSWAP=y CONFIG_ZBUD=m CONFIG_ZSMALLOC=m CONFIG_ZSMALLOC_STAT=y +CONFIG_DEFERRED_STRUCT_PAGE_INIT=y CONFIG_IDLE_PAGE_TRACKING=y +CONFIG_PCI=y +CONFIG_HOTPLUG_PCI=y +CONFIG_HOTPLUG_PCI_S390=y +CONFIG_CHSC_SCH=y +CONFIG_VFIO_AP=m +CONFIG_VFIO_CCW=m +CONFIG_CRASH_DUMP=y +CONFIG_BINFMT_MISC=m +CONFIG_HIBERNATION=y +CONFIG_PM_DEBUG=y CONFIG_NET=y CONFIG_PACKET=y +CONFIG_PACKET_DIAG=m CONFIG_UNIX=y -CONFIG_NET_KEY=y +CONFIG_UNIX_DIAG=m +CONFIG_XFRM_USER=m +CONFIG_NET_KEY=m +CONFIG_SMC=m +CONFIG_SMC_DIAG=m CONFIG_INET=y CONFIG_IP_MULTICAST=y +CONFIG_IP_ADVANCED_ROUTER=y +CONFIG_IP_MULTIPLE_TABLES=y +CONFIG_IP_ROUTE_MULTIPATH=y +CONFIG_IP_ROUTE_VERBOSE=y +CONFIG_NET_IPIP=m +CONFIG_NET_IPGRE_DEMUX=m +CONFIG_NET_IPGRE=m +CONFIG_NET_IPGRE_BROADCAST=y +CONFIG_IP_MROUTE=y +CONFIG_IP_MROUTE_MULTIPLE_TABLES=y +CONFIG_IP_PIMSM_V1=y +CONFIG_IP_PIMSM_V2=y +CONFIG_SYN_COOKIES=y +CONFIG_NET_IPVTI=m +CONFIG_INET_AH=m +CONFIG_INET_ESP=m +CONFIG_INET_IPCOMP=m +CONFIG_INET_XFRM_MODE_TRANSPORT=m +CONFIG_INET_XFRM_MODE_TUNNEL=m +CONFIG_INET_XFRM_MODE_BEET=m +CONFIG_INET_DIAG=m +CONFIG_INET_UDP_DIAG=m +CONFIG_TCP_CONG_ADVANCED=y +CONFIG_TCP_CONG_HSTCP=m +CONFIG_TCP_CONG_HYBLA=m +CONFIG_TCP_CONG_SCALABLE=m +CONFIG_TCP_CONG_LP=m +CONFIG_TCP_CONG_VENO=m +CONFIG_TCP_CONG_YEAH=m +CONFIG_TCP_CONG_ILLINOIS=m +CONFIG_IPV6_ROUTER_PREF=y +CONFIG_INET6_AH=m +CONFIG_INET6_ESP=m +CONFIG_INET6_IPCOMP=m +CONFIG_IPV6_MIP6=m +CONFIG_INET6_XFRM_MODE_TRANSPORT=m +CONFIG_INET6_XFRM_MODE_TUNNEL=m +CONFIG_INET6_XFRM_MODE_BEET=m +CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION=m +CONFIG_IPV6_VTI=m +CONFIG_IPV6_SIT=m +CONFIG_IPV6_GRE=m +CONFIG_IPV6_MULTIPLE_TABLES=y +CONFIG_IPV6_SUBTREES=y +CONFIG_NETFILTER=y +CONFIG_NF_CONNTRACK=m +CONFIG_NF_CONNTRACK_SECMARK=y +CONFIG_NF_CONNTRACK_EVENTS=y +CONFIG_NF_CONNTRACK_TIMEOUT=y +CONFIG_NF_CONNTRACK_TIMESTAMP=y +CONFIG_NF_CONNTRACK_AMANDA=m +CONFIG_NF_CONNTRACK_FTP=m +CONFIG_NF_CONNTRACK_H323=m +CONFIG_NF_CONNTRACK_IRC=m +CONFIG_NF_CONNTRACK_NETBIOS_NS=m +CONFIG_NF_CONNTRACK_SNMP=m +CONFIG_NF_CONNTRACK_PPTP=m +CONFIG_NF_CONNTRACK_SANE=m +CONFIG_NF_CONNTRACK_SIP=m +CONFIG_NF_CONNTRACK_TFTP=m +CONFIG_NF_CT_NETLINK=m +CONFIG_NF_CT_NETLINK_TIMEOUT=m +CONFIG_NF_TABLES=m +CONFIG_NFT_CT=m +CONFIG_NFT_COUNTER=m +CONFIG_NFT_LOG=m +CONFIG_NFT_LIMIT=m +CONFIG_NFT_NAT=m +CONFIG_NFT_COMPAT=m +CONFIG_NFT_HASH=m +CONFIG_NETFILTER_XT_SET=m +CONFIG_NETFILTER_XT_TARGET_AUDIT=m +CONFIG_NETFILTER_XT_TARGET_CHECKSUM=m +CONFIG_NETFILTER_XT_TARGET_CLASSIFY=m +CONFIG_NETFILTER_XT_TARGET_CONNMARK=m +CONFIG_NETFILTER_XT_TARGET_CONNSECMARK=m +CONFIG_NETFILTER_XT_TARGET_CT=m +CONFIG_NETFILTER_XT_TARGET_DSCP=m +CONFIG_NETFILTER_XT_TARGET_HMARK=m +CONFIG_NETFILTER_XT_TARGET_IDLETIMER=m +CONFIG_NETFILTER_XT_TARGET_LOG=m +CONFIG_NETFILTER_XT_TARGET_MARK=m +CONFIG_NETFILTER_XT_TARGET_NFLOG=m +CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m +CONFIG_NETFILTER_XT_TARGET_TEE=m +CONFIG_NETFILTER_XT_TARGET_TPROXY=m +CONFIG_NETFILTER_XT_TARGET_TRACE=m +CONFIG_NETFILTER_XT_TARGET_SECMARK=m +CONFIG_NETFILTER_XT_TARGET_TCPMSS=m +CONFIG_NETFILTER_XT_TARGET_TCPOPTSTRIP=m +CONFIG_NETFILTER_XT_MATCH_ADDRTYPE=m +CONFIG_NETFILTER_XT_MATCH_BPF=m +CONFIG_NETFILTER_XT_MATCH_CLUSTER=m +CONFIG_NETFILTER_XT_MATCH_COMMENT=m +CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m +CONFIG_NETFILTER_XT_MATCH_CONNLABEL=m +CONFIG_NETFILTER_XT_MATCH_CONNLIMIT=m +CONFIG_NETFILTER_XT_MATCH_CONNMARK=m +CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m +CONFIG_NETFILTER_XT_MATCH_CPU=m +CONFIG_NETFILTER_XT_MATCH_DCCP=m +CONFIG_NETFILTER_XT_MATCH_DEVGROUP=m +CONFIG_NETFILTER_XT_MATCH_DSCP=m +CONFIG_NETFILTER_XT_MATCH_ESP=m +CONFIG_NETFILTER_XT_MATCH_HASHLIMIT=m +CONFIG_NETFILTER_XT_MATCH_HELPER=m +CONFIG_NETFILTER_XT_MATCH_IPRANGE=m +CONFIG_NETFILTER_XT_MATCH_IPVS=m +CONFIG_NETFILTER_XT_MATCH_LENGTH=m +CONFIG_NETFILTER_XT_MATCH_LIMIT=m +CONFIG_NETFILTER_XT_MATCH_MAC=m +CONFIG_NETFILTER_XT_MATCH_MARK=m +CONFIG_NETFILTER_XT_MATCH_MULTIPORT=m +CONFIG_NETFILTER_XT_MATCH_NFACCT=m +CONFIG_NETFILTER_XT_MATCH_OSF=m +CONFIG_NETFILTER_XT_MATCH_OWNER=m +CONFIG_NETFILTER_XT_MATCH_POLICY=m +CONFIG_NETFILTER_XT_MATCH_PHYSDEV=m +CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m +CONFIG_NETFILTER_XT_MATCH_QUOTA=m +CONFIG_NETFILTER_XT_MATCH_RATEEST=m +CONFIG_NETFILTER_XT_MATCH_REALM=m +CONFIG_NETFILTER_XT_MATCH_RECENT=m +CONFIG_NETFILTER_XT_MATCH_STATE=m +CONFIG_NETFILTER_XT_MATCH_STATISTIC=m +CONFIG_NETFILTER_XT_MATCH_STRING=m +CONFIG_NETFILTER_XT_MATCH_TCPMSS=m +CONFIG_NETFILTER_XT_MATCH_TIME=m +CONFIG_NETFILTER_XT_MATCH_U32=m +CONFIG_IP_SET=m +CONFIG_IP_SET_BITMAP_IP=m +CONFIG_IP_SET_BITMAP_IPMAC=m +CONFIG_IP_SET_BITMAP_PORT=m +CONFIG_IP_SET_HASH_IP=m +CONFIG_IP_SET_HASH_IPPORT=m +CONFIG_IP_SET_HASH_IPPORTIP=m +CONFIG_IP_SET_HASH_IPPORTNET=m +CONFIG_IP_SET_HASH_NETPORTNET=m +CONFIG_IP_SET_HASH_NET=m +CONFIG_IP_SET_HASH_NETNET=m +CONFIG_IP_SET_HASH_NETPORT=m +CONFIG_IP_SET_HASH_NETIFACE=m +CONFIG_IP_SET_LIST_SET=m +CONFIG_IP_VS=m +CONFIG_IP_VS_PROTO_TCP=y +CONFIG_IP_VS_PROTO_UDP=y +CONFIG_IP_VS_PROTO_ESP=y +CONFIG_IP_VS_PROTO_AH=y +CONFIG_IP_VS_RR=m +CONFIG_IP_VS_WRR=m +CONFIG_IP_VS_LC=m +CONFIG_IP_VS_WLC=m +CONFIG_IP_VS_LBLC=m +CONFIG_IP_VS_LBLCR=m +CONFIG_IP_VS_DH=m +CONFIG_IP_VS_SH=m +CONFIG_IP_VS_SED=m +CONFIG_IP_VS_NQ=m +CONFIG_IP_VS_FTP=m +CONFIG_IP_VS_PE_SIP=m +CONFIG_NF_CONNTRACK_IPV4=m +CONFIG_NF_TABLES_IPV4=y +CONFIG_NFT_CHAIN_ROUTE_IPV4=m +CONFIG_NF_TABLES_ARP=y +CONFIG_NFT_CHAIN_NAT_IPV4=m +CONFIG_IP_NF_IPTABLES=m +CONFIG_IP_NF_MATCH_AH=m +CONFIG_IP_NF_MATCH_ECN=m +CONFIG_IP_NF_MATCH_RPFILTER=m +CONFIG_IP_NF_MATCH_TTL=m +CONFIG_IP_NF_FILTER=m +CONFIG_IP_NF_TARGET_REJECT=m +CONFIG_IP_NF_NAT=m +CONFIG_IP_NF_TARGET_MASQUERADE=m +CONFIG_IP_NF_MANGLE=m +CONFIG_IP_NF_TARGET_CLUSTERIP=m +CONFIG_IP_NF_TARGET_ECN=m +CONFIG_IP_NF_TARGET_TTL=m +CONFIG_IP_NF_RAW=m +CONFIG_IP_NF_SECURITY=m +CONFIG_IP_NF_ARPTABLES=m +CONFIG_IP_NF_ARPFILTER=m +CONFIG_IP_NF_ARP_MANGLE=m +CONFIG_NF_CONNTRACK_IPV6=m +CONFIG_NF_TABLES_IPV6=y +CONFIG_NFT_CHAIN_ROUTE_IPV6=m +CONFIG_NFT_CHAIN_NAT_IPV6=m +CONFIG_IP6_NF_IPTABLES=m +CONFIG_IP6_NF_MATCH_AH=m +CONFIG_IP6_NF_MATCH_EUI64=m +CONFIG_IP6_NF_MATCH_FRAG=m +CONFIG_IP6_NF_MATCH_OPTS=m +CONFIG_IP6_NF_MATCH_HL=m +CONFIG_IP6_NF_MATCH_IPV6HEADER=m +CONFIG_IP6_NF_MATCH_MH=m +CONFIG_IP6_NF_MATCH_RPFILTER=m +CONFIG_IP6_NF_MATCH_RT=m +CONFIG_IP6_NF_TARGET_HL=m +CONFIG_IP6_NF_FILTER=m +CONFIG_IP6_NF_TARGET_REJECT=m +CONFIG_IP6_NF_MANGLE=m +CONFIG_IP6_NF_RAW=m +CONFIG_IP6_NF_SECURITY=m +CONFIG_IP6_NF_NAT=m +CONFIG_IP6_NF_TARGET_MASQUERADE=m +CONFIG_NF_TABLES_BRIDGE=y +CONFIG_RDS=m +CONFIG_RDS_RDMA=m +CONFIG_RDS_TCP=m CONFIG_L2TP=m CONFIG_L2TP_DEBUGFS=m -CONFIG_VLAN_8021Q=y +CONFIG_L2TP_V3=y +CONFIG_L2TP_IP=m +CONFIG_L2TP_ETH=m +CONFIG_BRIDGE=m +CONFIG_VLAN_8021Q=m +CONFIG_VLAN_8021Q_GVRP=y CONFIG_NET_SCHED=y CONFIG_NET_SCH_CBQ=m +CONFIG_NET_SCH_HTB=m +CONFIG_NET_SCH_HFSC=m CONFIG_NET_SCH_PRIO=m +CONFIG_NET_SCH_MULTIQ=m CONFIG_NET_SCH_RED=m +CONFIG_NET_SCH_SFB=m CONFIG_NET_SCH_SFQ=m CONFIG_NET_SCH_TEQL=m CONFIG_NET_SCH_TBF=m CONFIG_NET_SCH_GRED=m CONFIG_NET_SCH_DSMARK=m +CONFIG_NET_SCH_NETEM=m +CONFIG_NET_SCH_DRR=m +CONFIG_NET_SCH_MQPRIO=m +CONFIG_NET_SCH_CHOKE=m +CONFIG_NET_SCH_QFQ=m +CONFIG_NET_SCH_CODEL=m +CONFIG_NET_SCH_FQ_CODEL=m +CONFIG_NET_SCH_INGRESS=m +CONFIG_NET_SCH_PLUG=m +CONFIG_NET_CLS_BASIC=m CONFIG_NET_CLS_TCINDEX=m CONFIG_NET_CLS_ROUTE4=m CONFIG_NET_CLS_FW=m CONFIG_NET_CLS_U32=m +CONFIG_CLS_U32_PERF=y CONFIG_CLS_U32_MARK=y CONFIG_NET_CLS_RSVP=m CONFIG_NET_CLS_RSVP6=m +CONFIG_NET_CLS_FLOW=m +CONFIG_NET_CLS_CGROUP=y +CONFIG_NET_CLS_BPF=m CONFIG_NET_CLS_ACT=y -CONFIG_NET_ACT_POLICE=y +CONFIG_NET_ACT_POLICE=m +CONFIG_NET_ACT_GACT=m +CONFIG_GACT_PROB=y +CONFIG_NET_ACT_MIRRED=m +CONFIG_NET_ACT_IPT=m +CONFIG_NET_ACT_NAT=m +CONFIG_NET_ACT_PEDIT=m +CONFIG_NET_ACT_SIMP=m +CONFIG_NET_ACT_SKBEDIT=m +CONFIG_NET_ACT_CSUM=m +CONFIG_DNS_RESOLVER=y +CONFIG_OPENVSWITCH=m +CONFIG_VSOCKETS=m +CONFIG_VIRTIO_VSOCKETS=m +CONFIG_NETLINK_DIAG=m +CONFIG_CGROUP_NET_PRIO=y CONFIG_BPF_JIT=y -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +CONFIG_NET_PKTGEN=m CONFIG_DEVTMPFS=y +CONFIG_DMA_CMA=y +CONFIG_CMA_SIZE_MBYTES=0 +CONFIG_CONNECTOR=y +CONFIG_ZRAM=m CONFIG_BLK_DEV_LOOP=m +CONFIG_BLK_DEV_CRYPTOLOOP=m +CONFIG_BLK_DEV_DRBD=m CONFIG_BLK_DEV_NBD=m CONFIG_BLK_DEV_RAM=y +CONFIG_BLK_DEV_RAM_SIZE=32768 CONFIG_VIRTIO_BLK=y +CONFIG_BLK_DEV_RBD=m +CONFIG_BLK_DEV_NVME=m +CONFIG_ENCLOSURE_SERVICES=m +CONFIG_GENWQE=m +CONFIG_RAID_ATTRS=m CONFIG_SCSI=y -# CONFIG_SCSI_MQ_DEFAULT is not set CONFIG_BLK_DEV_SD=y -CONFIG_CHR_DEV_ST=y -CONFIG_BLK_DEV_SR=y -CONFIG_BLK_DEV_SR_VENDOR=y +CONFIG_CHR_DEV_ST=m +CONFIG_CHR_DEV_OSST=m +CONFIG_BLK_DEV_SR=m CONFIG_CHR_DEV_SG=y +CONFIG_CHR_DEV_SCH=m +CONFIG_SCSI_ENCLOSURE=m CONFIG_SCSI_CONSTANTS=y CONFIG_SCSI_LOGGING=y +CONFIG_SCSI_SPI_ATTRS=m CONFIG_SCSI_FC_ATTRS=y +CONFIG_SCSI_SAS_LIBSAS=m +CONFIG_SCSI_SRP_ATTRS=m +CONFIG_ISCSI_TCP=m +CONFIG_SCSI_DEBUG=m CONFIG_ZFCP=y -CONFIG_SCSI_VIRTIO=y +CONFIG_SCSI_VIRTIO=m +CONFIG_SCSI_DH=y +CONFIG_SCSI_DH_RDAC=m +CONFIG_SCSI_DH_HP_SW=m +CONFIG_SCSI_DH_EMC=m +CONFIG_SCSI_DH_ALUA=m +CONFIG_SCSI_OSD_INITIATOR=m +CONFIG_SCSI_OSD_ULD=m CONFIG_MD=y +CONFIG_BLK_DEV_MD=y CONFIG_MD_LINEAR=m CONFIG_MD_MULTIPATH=m -CONFIG_BLK_DEV_DM=y +CONFIG_MD_FAULTY=m +CONFIG_BLK_DEV_DM=m CONFIG_DM_CRYPT=m CONFIG_DM_SNAPSHOT=m +CONFIG_DM_THIN_PROVISIONING=m CONFIG_DM_MIRROR=m CONFIG_DM_LOG_USERSPACE=m CONFIG_DM_RAID=m @@ -125,71 +430,216 @@ CONFIG_DM_ZERO=m CONFIG_DM_MULTIPATH=m CONFIG_DM_MULTIPATH_QL=m CONFIG_DM_MULTIPATH_ST=m +CONFIG_DM_DELAY=m CONFIG_DM_UEVENT=y +CONFIG_DM_FLAKEY=m CONFIG_DM_VERITY=m CONFIG_DM_SWITCH=m CONFIG_NETDEVICES=y CONFIG_BONDING=m CONFIG_DUMMY=m CONFIG_EQUALIZER=m +CONFIG_IFB=m +CONFIG_MACVLAN=m +CONFIG_MACVTAP=m +CONFIG_VXLAN=m CONFIG_TUN=m -CONFIG_VIRTIO_NET=y -# CONFIG_NET_VENDOR_ALACRITECH is not set -# CONFIG_NET_VENDOR_AURORA is not set -# CONFIG_NET_VENDOR_CORTINA is not set -# CONFIG_NET_VENDOR_SOLARFLARE is not set -# CONFIG_NET_VENDOR_SOCIONEXT is not set -# CONFIG_NET_VENDOR_SYNOPSYS is not set -# CONFIG_INPUT is not set +CONFIG_VETH=m +CONFIG_VIRTIO_NET=m +CONFIG_NLMON=m +# CONFIG_NET_VENDOR_ARC is not set +# CONFIG_NET_VENDOR_CHELSIO is not set +# CONFIG_NET_VENDOR_INTEL is not set +# CONFIG_NET_VENDOR_MARVELL is not set +CONFIG_MLX4_EN=m +CONFIG_MLX5_CORE=m +CONFIG_MLX5_CORE_EN=y +# CONFIG_NET_VENDOR_NATSEMI is not set +CONFIG_PPP=m +CONFIG_PPP_BSDCOMP=m +CONFIG_PPP_DEFLATE=m +CONFIG_PPP_MPPE=m +CONFIG_PPPOE=m +CONFIG_PPTP=m +CONFIG_PPPOL2TP=m +CONFIG_PPP_ASYNC=m +CONFIG_PPP_SYNC_TTY=m +CONFIG_ISM=m +CONFIG_INPUT_EVDEV=y +# CONFIG_INPUT_KEYBOARD is not set +# CONFIG_INPUT_MOUSE is not set # CONFIG_SERIO is not set -# CONFIG_VT is not set -CONFIG_DEVKMEM=y +CONFIG_LEGACY_PTY_COUNT=0 +CONFIG_HW_RANDOM_VIRTIO=m CONFIG_RAW_DRIVER=m -CONFIG_VIRTIO_BALLOON=y +CONFIG_HANGCHECK_TIMER=m +CONFIG_TN3270_FS=y +# CONFIG_HWMON is not set +CONFIG_WATCHDOG=y +CONFIG_WATCHDOG_NOWAYOUT=y +CONFIG_SOFT_WATCHDOG=m +CONFIG_DIAG288_WATCHDOG=m +CONFIG_DRM=y +CONFIG_DRM_VIRTIO_GPU=y +CONFIG_FRAMEBUFFER_CONSOLE=y +# CONFIG_HID 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_VFIO=m +CONFIG_VFIO_PCI=m +CONFIG_VFIO_MDEV=m +CONFIG_VFIO_MDEV_DEVICE=m +CONFIG_VIRTIO_PCI=m +CONFIG_VIRTIO_BALLOON=m +CONFIG_VIRTIO_INPUT=y +CONFIG_S390_AP_IOMMU=y +CONFIG_S390_CCW_IOMMU=y CONFIG_EXT4_FS=y CONFIG_EXT4_FS_POSIX_ACL=y CONFIG_EXT4_FS_SECURITY=y +CONFIG_JBD2_DEBUG=y +CONFIG_JFS_FS=m +CONFIG_JFS_POSIX_ACL=y +CONFIG_JFS_SECURITY=y +CONFIG_JFS_STATISTICS=y CONFIG_XFS_FS=y CONFIG_XFS_QUOTA=y CONFIG_XFS_POSIX_ACL=y CONFIG_XFS_RT=y +CONFIG_GFS2_FS=m +CONFIG_GFS2_FS_LOCKING_DLM=y +CONFIG_OCFS2_FS=m CONFIG_BTRFS_FS=y CONFIG_BTRFS_FS_POSIX_ACL=y +CONFIG_NILFS2_FS=m +CONFIG_FS_DAX=y +CONFIG_EXPORTFS_BLOCK_OPS=y +CONFIG_FS_ENCRYPTION=y CONFIG_FANOTIFY=y +CONFIG_FANOTIFY_ACCESS_PERMISSIONS=y +CONFIG_QUOTA_NETLINK_INTERFACE=y +CONFIG_QFMT_V1=m +CONFIG_QFMT_V2=m +CONFIG_AUTOFS4_FS=m CONFIG_FUSE_FS=y +CONFIG_CUSE=m +CONFIG_OVERLAY_FS=m +CONFIG_FSCACHE=m +CONFIG_CACHEFILES=m +CONFIG_ISO9660_FS=y +CONFIG_JOLIET=y +CONFIG_ZISOFS=y +CONFIG_UDF_FS=m +CONFIG_MSDOS_FS=m +CONFIG_VFAT_FS=m +CONFIG_NTFS_FS=m +CONFIG_NTFS_RW=y CONFIG_PROC_KCORE=y CONFIG_TMPFS=y CONFIG_TMPFS_POSIX_ACL=y CONFIG_HUGETLBFS=y -# CONFIG_NETWORK_FILESYSTEMS is not set +CONFIG_CONFIGFS_FS=m +CONFIG_ECRYPT_FS=m +CONFIG_CRAMFS=m +CONFIG_SQUASHFS=m +CONFIG_SQUASHFS_XATTR=y +CONFIG_SQUASHFS_LZO=y +CONFIG_SQUASHFS_XZ=y +CONFIG_ROMFS_FS=m +CONFIG_NFS_FS=m +CONFIG_NFS_V3_ACL=y +CONFIG_NFS_V4=m +CONFIG_NFS_SWAP=y +CONFIG_NFSD=m +CONFIG_NFSD_V3_ACL=y +CONFIG_NFSD_V4=y +CONFIG_NFSD_V4_SECURITY_LABEL=y +CONFIG_CIFS=m +CONFIG_CIFS_STATS=y +CONFIG_CIFS_STATS2=y +CONFIG_CIFS_WEAK_PW_HASH=y +CONFIG_CIFS_UPCALL=y +CONFIG_CIFS_XATTR=y +CONFIG_CIFS_POSIX=y +# CONFIG_CIFS_DEBUG is not set +CONFIG_CIFS_DFS_UPCALL=y +CONFIG_NLS_DEFAULT="utf8" +CONFIG_NLS_CODEPAGE_437=m +CONFIG_NLS_CODEPAGE_850=m +CONFIG_NLS_ASCII=m +CONFIG_NLS_ISO8859_1=m +CONFIG_NLS_ISO8859_15=m +CONFIG_NLS_UTF8=m +CONFIG_DLM=m +CONFIG_PRINTK_TIME=y +CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_INFO_DWARF4=y +CONFIG_GDB_SCRIPTS=y +# CONFIG_ENABLE_MUST_CHECK is not set +CONFIG_FRAME_WARN=1024 +CONFIG_UNUSED_SYMBOLS=y +CONFIG_MAGIC_SYSRQ=y +CONFIG_DEBUG_MEMORY_INIT=y +CONFIG_PANIC_ON_OOPS=y +CONFIG_RCU_TORTURE_TEST=m +CONFIG_RCU_CPU_STALL_TIMEOUT=60 +CONFIG_LATENCYTOP=y +CONFIG_SCHED_TRACER=y +CONFIG_FTRACE_SYSCALLS=y +CONFIG_STACK_TRACER=y +CONFIG_BLK_DEV_IO_TRACE=y +CONFIG_FUNCTION_PROFILER=y +CONFIG_HIST_TRIGGERS=y +CONFIG_LKDTM=m +CONFIG_PERCPU_TEST=m +CONFIG_ATOMIC64_SELFTEST=y +CONFIG_TEST_BPF=m +CONFIG_BUG_ON_DATA_CORRUPTION=y +CONFIG_S390_PTDUMP=y +CONFIG_PERSISTENT_KEYRINGS=y +CONFIG_BIG_KEYS=y +CONFIG_ENCRYPTED_KEYS=m +CONFIG_SECURITY=y +CONFIG_SECURITY_NETWORK=y +CONFIG_SECURITY_SELINUX=y +CONFIG_SECURITY_SELINUX_BOOTPARAM=y +CONFIG_SECURITY_SELINUX_BOOTPARAM_VALUE=0 +CONFIG_SECURITY_SELINUX_DISABLE=y +CONFIG_INTEGRITY_SIGNATURE=y +CONFIG_INTEGRITY_ASYMMETRIC_KEYS=y +CONFIG_IMA=y +CONFIG_IMA_DEFAULT_HASH_SHA256=y +CONFIG_IMA_WRITE_POLICY=y +CONFIG_IMA_APPRAISE=y +CONFIG_CRYPTO_FIPS=y +CONFIG_CRYPTO_DH=m +CONFIG_CRYPTO_ECDH=m +CONFIG_CRYPTO_USER=m +# CONFIG_CRYPTO_MANAGER_DISABLE_TESTS is not set +CONFIG_CRYPTO_PCRYPT=m CONFIG_CRYPTO_CRYPTD=m -CONFIG_CRYPTO_AUTHENC=m CONFIG_CRYPTO_TEST=m -CONFIG_CRYPTO_CCM=m -CONFIG_CRYPTO_GCM=m -CONFIG_CRYPTO_CBC=y -CONFIG_CRYPTO_CFB=m -CONFIG_CRYPTO_CTS=m +CONFIG_CRYPTO_CHACHA20POLY1305=m CONFIG_CRYPTO_LRW=m -CONFIG_CRYPTO_OFB=m CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_XTS=m -CONFIG_CRYPTO_CMAC=m +CONFIG_CRYPTO_KEYWRAP=m CONFIG_CRYPTO_XCBC=m CONFIG_CRYPTO_VMAC=m CONFIG_CRYPTO_CRC32=m -CONFIG_CRYPTO_MD4=m CONFIG_CRYPTO_MICHAEL_MIC=m CONFIG_CRYPTO_RMD128=m CONFIG_CRYPTO_RMD160=m CONFIG_CRYPTO_RMD256=m CONFIG_CRYPTO_RMD320=m -CONFIG_CRYPTO_SHA256=y CONFIG_CRYPTO_SHA512=m +CONFIG_CRYPTO_SHA3=m CONFIG_CRYPTO_TGR192=m CONFIG_CRYPTO_WP512=m +CONFIG_CRYPTO_AES_TI=m CONFIG_CRYPTO_ANUBIS=m -CONFIG_CRYPTO_ARC4=m CONFIG_CRYPTO_BLOWFISH=m CONFIG_CRYPTO_CAMELLIA=m CONFIG_CRYPTO_CAST5=m @@ -199,16 +649,16 @@ CONFIG_CRYPTO_KHAZAD=m CONFIG_CRYPTO_SALSA20=m CONFIG_CRYPTO_SEED=m CONFIG_CRYPTO_SERPENT=m -CONFIG_CRYPTO_SM4=m CONFIG_CRYPTO_TEA=m CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_DEFLATE=m +CONFIG_CRYPTO_842=m CONFIG_CRYPTO_LZ4=m CONFIG_CRYPTO_LZ4HC=m CONFIG_CRYPTO_ANSI_CPRNG=m CONFIG_CRYPTO_USER_API_HASH=m CONFIG_CRYPTO_USER_API_SKCIPHER=m CONFIG_CRYPTO_USER_API_RNG=m +CONFIG_CRYPTO_USER_API_AEAD=m CONFIG_ZCRYPT=m CONFIG_PKEY=m CONFIG_CRYPTO_PAES_S390=m @@ -217,38 +667,14 @@ CONFIG_CRYPTO_SHA256_S390=m CONFIG_CRYPTO_SHA512_S390=m CONFIG_CRYPTO_DES_S390=m CONFIG_CRYPTO_AES_S390=m +CONFIG_CRYPTO_GHASH_S390=m CONFIG_CRYPTO_CRC32_S390=y CONFIG_CRC7=m -# CONFIG_XZ_DEC_X86 is not set -# CONFIG_XZ_DEC_POWERPC is not set -# CONFIG_XZ_DEC_IA64 is not set -# CONFIG_XZ_DEC_ARM is not set -# CONFIG_XZ_DEC_ARMTHUMB is not set -# CONFIG_XZ_DEC_SPARC is not set -CONFIG_DEBUG_INFO=y -CONFIG_DEBUG_INFO_DWARF4=y -CONFIG_GDB_SCRIPTS=y -CONFIG_UNUSED_SYMBOLS=y -CONFIG_DEBUG_SECTION_MISMATCH=y -CONFIG_DEBUG_FORCE_WEAK_PER_CPU=y -CONFIG_MAGIC_SYSRQ=y -CONFIG_DEBUG_PAGEALLOC=y -CONFIG_DETECT_HUNG_TASK=y -CONFIG_PANIC_ON_OOPS=y -CONFIG_PROVE_LOCKING=y -CONFIG_LOCK_STAT=y -CONFIG_DEBUG_LOCKDEP=y -CONFIG_DEBUG_ATOMIC_SLEEP=y -CONFIG_DEBUG_LIST=y -CONFIG_DEBUG_SG=y -CONFIG_DEBUG_NOTIFIERS=y -CONFIG_RCU_CPU_STALL_TIMEOUT=60 -CONFIG_LATENCYTOP=y -CONFIG_SCHED_TRACER=y -CONFIG_FTRACE_SYSCALLS=y -CONFIG_TRACER_SNAPSHOT_PER_CPU_SWAP=y -CONFIG_STACK_TRACER=y -CONFIG_BLK_DEV_IO_TRACE=y -CONFIG_FUNCTION_PROFILER=y -# CONFIG_RUNTIME_TESTING_MENU is not set -CONFIG_S390_PTDUMP=y +CONFIG_CRC8=m +CONFIG_CORDIC=m +CONFIG_CMM=m +CONFIG_APPLDATA_BASE=y +CONFIG_KVM=m +CONFIG_KVM_S390_UCONTROL=y +CONFIG_VHOST_NET=m +CONFIG_VHOST_VSOCK=m diff --git a/arch/s390/configs/performance_defconfig b/arch/s390/configs/performance_defconfig deleted file mode 100644 index 09aa5cb14873..000000000000 --- a/arch/s390/configs/performance_defconfig +++ /dev/null @@ -1,678 +0,0 @@ -CONFIG_SYSVIPC=y -CONFIG_POSIX_MQUEUE=y -CONFIG_AUDIT=y -CONFIG_NO_HZ_IDLE=y -CONFIG_HIGH_RES_TIMERS=y -CONFIG_BSD_PROCESS_ACCT=y -CONFIG_BSD_PROCESS_ACCT_V3=y -CONFIG_TASKSTATS=y -CONFIG_TASK_DELAY_ACCT=y -CONFIG_TASK_XACCT=y -CONFIG_TASK_IO_ACCOUNTING=y -CONFIG_IKCONFIG=y -CONFIG_IKCONFIG_PROC=y -CONFIG_NUMA_BALANCING=y -# CONFIG_NUMA_BALANCING_DEFAULT_ENABLED is not set -CONFIG_MEMCG=y -CONFIG_MEMCG_SWAP=y -CONFIG_BLK_CGROUP=y -CONFIG_CFS_BANDWIDTH=y -CONFIG_RT_GROUP_SCHED=y -CONFIG_CGROUP_PIDS=y -CONFIG_CGROUP_FREEZER=y -CONFIG_CGROUP_HUGETLB=y -CONFIG_CPUSETS=y -CONFIG_CGROUP_DEVICE=y -CONFIG_CGROUP_CPUACCT=y -CONFIG_CGROUP_PERF=y -CONFIG_NAMESPACES=y -CONFIG_USER_NS=y -CONFIG_SCHED_AUTOGROUP=y -CONFIG_BLK_DEV_INITRD=y -CONFIG_EXPERT=y -# CONFIG_SYSFS_SYSCALL is not set -CONFIG_CHECKPOINT_RESTORE=y -CONFIG_BPF_SYSCALL=y -CONFIG_USERFAULTFD=y -# CONFIG_COMPAT_BRK is not set -CONFIG_PROFILING=y -CONFIG_OPROFILE=m -CONFIG_KPROBES=y -CONFIG_JUMP_LABEL=y -CONFIG_MODULES=y -CONFIG_MODULE_FORCE_LOAD=y -CONFIG_MODULE_UNLOAD=y -CONFIG_MODULE_FORCE_UNLOAD=y -CONFIG_MODVERSIONS=y -CONFIG_MODULE_SRCVERSION_ALL=y -CONFIG_MODULE_SIG=y -CONFIG_MODULE_SIG_SHA256=y -CONFIG_BLK_DEV_INTEGRITY=y -CONFIG_BLK_DEV_THROTTLING=y -CONFIG_BLK_WBT=y -CONFIG_BLK_WBT_SQ=y -CONFIG_PARTITION_ADVANCED=y -CONFIG_IBM_PARTITION=y -CONFIG_BSD_DISKLABEL=y -CONFIG_MINIX_SUBPARTITION=y -CONFIG_SOLARIS_X86_PARTITION=y -CONFIG_UNIXWARE_DISKLABEL=y -CONFIG_CFQ_GROUP_IOSCHED=y -CONFIG_DEFAULT_DEADLINE=y -CONFIG_LIVEPATCH=y -CONFIG_TUNE_ZEC12=y -CONFIG_NR_CPUS=512 -CONFIG_NUMA=y -CONFIG_HZ_100=y -CONFIG_KEXEC_FILE=y -CONFIG_KEXEC_VERIFY_SIG=y -CONFIG_EXPOLINE=y -CONFIG_EXPOLINE_AUTO=y -CONFIG_MEMORY_HOTPLUG=y -CONFIG_MEMORY_HOTREMOVE=y -CONFIG_KSM=y -CONFIG_TRANSPARENT_HUGEPAGE=y -CONFIG_CLEANCACHE=y -CONFIG_FRONTSWAP=y -CONFIG_MEM_SOFT_DIRTY=y -CONFIG_ZSWAP=y -CONFIG_ZBUD=m -CONFIG_ZSMALLOC=m -CONFIG_ZSMALLOC_STAT=y -CONFIG_DEFERRED_STRUCT_PAGE_INIT=y -CONFIG_IDLE_PAGE_TRACKING=y -CONFIG_PCI=y -CONFIG_HOTPLUG_PCI=y -CONFIG_HOTPLUG_PCI_S390=y -CONFIG_CHSC_SCH=y -CONFIG_VFIO_AP=m -CONFIG_CRASH_DUMP=y -CONFIG_BINFMT_MISC=m -CONFIG_HIBERNATION=y -CONFIG_PM_DEBUG=y -CONFIG_NET=y -CONFIG_PACKET=y -CONFIG_PACKET_DIAG=m -CONFIG_UNIX=y -CONFIG_UNIX_DIAG=m -CONFIG_XFRM_USER=m -CONFIG_NET_KEY=m -CONFIG_SMC=m -CONFIG_SMC_DIAG=m -CONFIG_INET=y -CONFIG_IP_MULTICAST=y -CONFIG_IP_ADVANCED_ROUTER=y -CONFIG_IP_MULTIPLE_TABLES=y -CONFIG_IP_ROUTE_MULTIPATH=y -CONFIG_IP_ROUTE_VERBOSE=y -CONFIG_NET_IPIP=m -CONFIG_NET_IPGRE_DEMUX=m -CONFIG_NET_IPGRE=m -CONFIG_NET_IPGRE_BROADCAST=y -CONFIG_IP_MROUTE=y -CONFIG_IP_MROUTE_MULTIPLE_TABLES=y -CONFIG_IP_PIMSM_V1=y -CONFIG_IP_PIMSM_V2=y -CONFIG_SYN_COOKIES=y -CONFIG_NET_IPVTI=m -CONFIG_INET_AH=m -CONFIG_INET_ESP=m -CONFIG_INET_IPCOMP=m -CONFIG_INET_XFRM_MODE_TRANSPORT=m -CONFIG_INET_XFRM_MODE_TUNNEL=m -CONFIG_INET_XFRM_MODE_BEET=m -CONFIG_INET_DIAG=m -CONFIG_INET_UDP_DIAG=m -CONFIG_TCP_CONG_ADVANCED=y -CONFIG_TCP_CONG_HSTCP=m -CONFIG_TCP_CONG_HYBLA=m -CONFIG_TCP_CONG_SCALABLE=m -CONFIG_TCP_CONG_LP=m -CONFIG_TCP_CONG_VENO=m -CONFIG_TCP_CONG_YEAH=m -CONFIG_TCP_CONG_ILLINOIS=m -CONFIG_IPV6_ROUTER_PREF=y -CONFIG_INET6_AH=m -CONFIG_INET6_ESP=m -CONFIG_INET6_IPCOMP=m -CONFIG_IPV6_MIP6=m -CONFIG_INET6_XFRM_MODE_TRANSPORT=m -CONFIG_INET6_XFRM_MODE_TUNNEL=m -CONFIG_INET6_XFRM_MODE_BEET=m -CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION=m -CONFIG_IPV6_VTI=m -CONFIG_IPV6_SIT=m -CONFIG_IPV6_GRE=m -CONFIG_IPV6_MULTIPLE_TABLES=y -CONFIG_IPV6_SUBTREES=y -CONFIG_NETFILTER=y -CONFIG_NF_CONNTRACK=m -CONFIG_NF_CONNTRACK_SECMARK=y -CONFIG_NF_CONNTRACK_EVENTS=y -CONFIG_NF_CONNTRACK_TIMEOUT=y -CONFIG_NF_CONNTRACK_TIMESTAMP=y -CONFIG_NF_CONNTRACK_AMANDA=m -CONFIG_NF_CONNTRACK_FTP=m -CONFIG_NF_CONNTRACK_H323=m -CONFIG_NF_CONNTRACK_IRC=m -CONFIG_NF_CONNTRACK_NETBIOS_NS=m -CONFIG_NF_CONNTRACK_SNMP=m -CONFIG_NF_CONNTRACK_PPTP=m -CONFIG_NF_CONNTRACK_SANE=m -CONFIG_NF_CONNTRACK_SIP=m -CONFIG_NF_CONNTRACK_TFTP=m -CONFIG_NF_CT_NETLINK=m -CONFIG_NF_CT_NETLINK_TIMEOUT=m -CONFIG_NF_TABLES=m -CONFIG_NFT_CT=m -CONFIG_NFT_COUNTER=m -CONFIG_NFT_LOG=m -CONFIG_NFT_LIMIT=m -CONFIG_NFT_NAT=m -CONFIG_NFT_COMPAT=m -CONFIG_NFT_HASH=m -CONFIG_NETFILTER_XT_SET=m -CONFIG_NETFILTER_XT_TARGET_AUDIT=m -CONFIG_NETFILTER_XT_TARGET_CHECKSUM=m -CONFIG_NETFILTER_XT_TARGET_CLASSIFY=m -CONFIG_NETFILTER_XT_TARGET_CONNMARK=m -CONFIG_NETFILTER_XT_TARGET_CONNSECMARK=m -CONFIG_NETFILTER_XT_TARGET_CT=m -CONFIG_NETFILTER_XT_TARGET_DSCP=m -CONFIG_NETFILTER_XT_TARGET_HMARK=m -CONFIG_NETFILTER_XT_TARGET_IDLETIMER=m -CONFIG_NETFILTER_XT_TARGET_LOG=m -CONFIG_NETFILTER_XT_TARGET_MARK=m -CONFIG_NETFILTER_XT_TARGET_NFLOG=m -CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m -CONFIG_NETFILTER_XT_TARGET_TEE=m -CONFIG_NETFILTER_XT_TARGET_TPROXY=m -CONFIG_NETFILTER_XT_TARGET_TRACE=m -CONFIG_NETFILTER_XT_TARGET_SECMARK=m -CONFIG_NETFILTER_XT_TARGET_TCPMSS=m -CONFIG_NETFILTER_XT_TARGET_TCPOPTSTRIP=m -CONFIG_NETFILTER_XT_MATCH_ADDRTYPE=m -CONFIG_NETFILTER_XT_MATCH_BPF=m -CONFIG_NETFILTER_XT_MATCH_CLUSTER=m -CONFIG_NETFILTER_XT_MATCH_COMMENT=m -CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m -CONFIG_NETFILTER_XT_MATCH_CONNLABEL=m -CONFIG_NETFILTER_XT_MATCH_CONNLIMIT=m -CONFIG_NETFILTER_XT_MATCH_CONNMARK=m -CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m -CONFIG_NETFILTER_XT_MATCH_CPU=m -CONFIG_NETFILTER_XT_MATCH_DCCP=m -CONFIG_NETFILTER_XT_MATCH_DEVGROUP=m -CONFIG_NETFILTER_XT_MATCH_DSCP=m -CONFIG_NETFILTER_XT_MATCH_ESP=m -CONFIG_NETFILTER_XT_MATCH_HASHLIMIT=m -CONFIG_NETFILTER_XT_MATCH_HELPER=m -CONFIG_NETFILTER_XT_MATCH_IPRANGE=m -CONFIG_NETFILTER_XT_MATCH_IPVS=m -CONFIG_NETFILTER_XT_MATCH_LENGTH=m -CONFIG_NETFILTER_XT_MATCH_LIMIT=m -CONFIG_NETFILTER_XT_MATCH_MAC=m -CONFIG_NETFILTER_XT_MATCH_MARK=m -CONFIG_NETFILTER_XT_MATCH_MULTIPORT=m -CONFIG_NETFILTER_XT_MATCH_NFACCT=m -CONFIG_NETFILTER_XT_MATCH_OSF=m -CONFIG_NETFILTER_XT_MATCH_OWNER=m -CONFIG_NETFILTER_XT_MATCH_POLICY=m -CONFIG_NETFILTER_XT_MATCH_PHYSDEV=m -CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m -CONFIG_NETFILTER_XT_MATCH_QUOTA=m -CONFIG_NETFILTER_XT_MATCH_RATEEST=m -CONFIG_NETFILTER_XT_MATCH_REALM=m -CONFIG_NETFILTER_XT_MATCH_RECENT=m -CONFIG_NETFILTER_XT_MATCH_STATE=m -CONFIG_NETFILTER_XT_MATCH_STATISTIC=m -CONFIG_NETFILTER_XT_MATCH_STRING=m -CONFIG_NETFILTER_XT_MATCH_TCPMSS=m -CONFIG_NETFILTER_XT_MATCH_TIME=m -CONFIG_NETFILTER_XT_MATCH_U32=m -CONFIG_IP_SET=m -CONFIG_IP_SET_BITMAP_IP=m -CONFIG_IP_SET_BITMAP_IPMAC=m -CONFIG_IP_SET_BITMAP_PORT=m -CONFIG_IP_SET_HASH_IP=m -CONFIG_IP_SET_HASH_IPPORT=m -CONFIG_IP_SET_HASH_IPPORTIP=m -CONFIG_IP_SET_HASH_IPPORTNET=m -CONFIG_IP_SET_HASH_NETPORTNET=m -CONFIG_IP_SET_HASH_NET=m -CONFIG_IP_SET_HASH_NETNET=m -CONFIG_IP_SET_HASH_NETPORT=m -CONFIG_IP_SET_HASH_NETIFACE=m -CONFIG_IP_SET_LIST_SET=m -CONFIG_IP_VS=m -CONFIG_IP_VS_PROTO_TCP=y -CONFIG_IP_VS_PROTO_UDP=y -CONFIG_IP_VS_PROTO_ESP=y -CONFIG_IP_VS_PROTO_AH=y -CONFIG_IP_VS_RR=m -CONFIG_IP_VS_WRR=m -CONFIG_IP_VS_LC=m -CONFIG_IP_VS_WLC=m -CONFIG_IP_VS_LBLC=m -CONFIG_IP_VS_LBLCR=m -CONFIG_IP_VS_DH=m -CONFIG_IP_VS_SH=m -CONFIG_IP_VS_SED=m -CONFIG_IP_VS_NQ=m -CONFIG_IP_VS_FTP=m -CONFIG_IP_VS_PE_SIP=m -CONFIG_NF_CONNTRACK_IPV4=m -CONFIG_NF_TABLES_IPV4=y -CONFIG_NFT_CHAIN_ROUTE_IPV4=m -CONFIG_NF_TABLES_ARP=y -CONFIG_NFT_CHAIN_NAT_IPV4=m -CONFIG_IP_NF_IPTABLES=m -CONFIG_IP_NF_MATCH_AH=m -CONFIG_IP_NF_MATCH_ECN=m -CONFIG_IP_NF_MATCH_RPFILTER=m -CONFIG_IP_NF_MATCH_TTL=m -CONFIG_IP_NF_FILTER=m -CONFIG_IP_NF_TARGET_REJECT=m -CONFIG_IP_NF_NAT=m -CONFIG_IP_NF_TARGET_MASQUERADE=m -CONFIG_IP_NF_MANGLE=m -CONFIG_IP_NF_TARGET_CLUSTERIP=m -CONFIG_IP_NF_TARGET_ECN=m -CONFIG_IP_NF_TARGET_TTL=m -CONFIG_IP_NF_RAW=m -CONFIG_IP_NF_SECURITY=m -CONFIG_IP_NF_ARPTABLES=m -CONFIG_IP_NF_ARPFILTER=m -CONFIG_IP_NF_ARP_MANGLE=m -CONFIG_NF_CONNTRACK_IPV6=m -CONFIG_NF_TABLES_IPV6=y -CONFIG_NFT_CHAIN_ROUTE_IPV6=m -CONFIG_NFT_CHAIN_NAT_IPV6=m -CONFIG_IP6_NF_IPTABLES=m -CONFIG_IP6_NF_MATCH_AH=m -CONFIG_IP6_NF_MATCH_EUI64=m -CONFIG_IP6_NF_MATCH_FRAG=m -CONFIG_IP6_NF_MATCH_OPTS=m -CONFIG_IP6_NF_MATCH_HL=m -CONFIG_IP6_NF_MATCH_IPV6HEADER=m -CONFIG_IP6_NF_MATCH_MH=m -CONFIG_IP6_NF_MATCH_RPFILTER=m -CONFIG_IP6_NF_MATCH_RT=m -CONFIG_IP6_NF_TARGET_HL=m -CONFIG_IP6_NF_FILTER=m -CONFIG_IP6_NF_TARGET_REJECT=m -CONFIG_IP6_NF_MANGLE=m -CONFIG_IP6_NF_RAW=m -CONFIG_IP6_NF_SECURITY=m -CONFIG_IP6_NF_NAT=m -CONFIG_IP6_NF_TARGET_MASQUERADE=m -CONFIG_NF_TABLES_BRIDGE=y -CONFIG_RDS=m -CONFIG_RDS_RDMA=m -CONFIG_RDS_TCP=m -CONFIG_L2TP=m -CONFIG_L2TP_DEBUGFS=m -CONFIG_L2TP_V3=y -CONFIG_L2TP_IP=m -CONFIG_L2TP_ETH=m -CONFIG_BRIDGE=m -CONFIG_VLAN_8021Q=m -CONFIG_VLAN_8021Q_GVRP=y -CONFIG_NET_SCHED=y -CONFIG_NET_SCH_CBQ=m -CONFIG_NET_SCH_HTB=m -CONFIG_NET_SCH_HFSC=m -CONFIG_NET_SCH_PRIO=m -CONFIG_NET_SCH_MULTIQ=m -CONFIG_NET_SCH_RED=m -CONFIG_NET_SCH_SFB=m -CONFIG_NET_SCH_SFQ=m -CONFIG_NET_SCH_TEQL=m -CONFIG_NET_SCH_TBF=m -CONFIG_NET_SCH_GRED=m -CONFIG_NET_SCH_DSMARK=m -CONFIG_NET_SCH_NETEM=m -CONFIG_NET_SCH_DRR=m -CONFIG_NET_SCH_MQPRIO=m -CONFIG_NET_SCH_CHOKE=m -CONFIG_NET_SCH_QFQ=m -CONFIG_NET_SCH_CODEL=m -CONFIG_NET_SCH_FQ_CODEL=m -CONFIG_NET_SCH_INGRESS=m -CONFIG_NET_SCH_PLUG=m -CONFIG_NET_CLS_BASIC=m -CONFIG_NET_CLS_TCINDEX=m -CONFIG_NET_CLS_ROUTE4=m -CONFIG_NET_CLS_FW=m -CONFIG_NET_CLS_U32=m -CONFIG_CLS_U32_PERF=y -CONFIG_CLS_U32_MARK=y -CONFIG_NET_CLS_RSVP=m -CONFIG_NET_CLS_RSVP6=m -CONFIG_NET_CLS_FLOW=m -CONFIG_NET_CLS_CGROUP=y -CONFIG_NET_CLS_BPF=m -CONFIG_NET_CLS_ACT=y -CONFIG_NET_ACT_POLICE=m -CONFIG_NET_ACT_GACT=m -CONFIG_GACT_PROB=y -CONFIG_NET_ACT_MIRRED=m -CONFIG_NET_ACT_IPT=m -CONFIG_NET_ACT_NAT=m -CONFIG_NET_ACT_PEDIT=m -CONFIG_NET_ACT_SIMP=m -CONFIG_NET_ACT_SKBEDIT=m -CONFIG_NET_ACT_CSUM=m -CONFIG_DNS_RESOLVER=y -CONFIG_OPENVSWITCH=m -CONFIG_VSOCKETS=m -CONFIG_VIRTIO_VSOCKETS=m -CONFIG_NETLINK_DIAG=m -CONFIG_CGROUP_NET_PRIO=y -CONFIG_BPF_JIT=y -CONFIG_NET_PKTGEN=m -CONFIG_DEVTMPFS=y -CONFIG_DMA_CMA=y -CONFIG_CMA_SIZE_MBYTES=0 -CONFIG_CONNECTOR=y -CONFIG_ZRAM=m -CONFIG_BLK_DEV_LOOP=m -CONFIG_BLK_DEV_CRYPTOLOOP=m -CONFIG_BLK_DEV_DRBD=m -CONFIG_BLK_DEV_NBD=m -CONFIG_BLK_DEV_RAM=y -CONFIG_BLK_DEV_RAM_SIZE=32768 -CONFIG_VIRTIO_BLK=y -CONFIG_BLK_DEV_RBD=m -CONFIG_BLK_DEV_NVME=m -CONFIG_ENCLOSURE_SERVICES=m -CONFIG_GENWQE=m -CONFIG_RAID_ATTRS=m -CONFIG_SCSI=y -CONFIG_BLK_DEV_SD=y -CONFIG_CHR_DEV_ST=m -CONFIG_CHR_DEV_OSST=m -CONFIG_BLK_DEV_SR=m -CONFIG_CHR_DEV_SG=y -CONFIG_CHR_DEV_SCH=m -CONFIG_SCSI_ENCLOSURE=m -CONFIG_SCSI_CONSTANTS=y -CONFIG_SCSI_LOGGING=y -CONFIG_SCSI_SPI_ATTRS=m -CONFIG_SCSI_FC_ATTRS=y -CONFIG_SCSI_SAS_LIBSAS=m -CONFIG_SCSI_SRP_ATTRS=m -CONFIG_ISCSI_TCP=m -CONFIG_SCSI_DEBUG=m -CONFIG_ZFCP=y -CONFIG_SCSI_VIRTIO=m -CONFIG_SCSI_DH=y -CONFIG_SCSI_DH_RDAC=m -CONFIG_SCSI_DH_HP_SW=m -CONFIG_SCSI_DH_EMC=m -CONFIG_SCSI_DH_ALUA=m -CONFIG_SCSI_OSD_INITIATOR=m -CONFIG_SCSI_OSD_ULD=m -CONFIG_MD=y -CONFIG_BLK_DEV_MD=y -CONFIG_MD_LINEAR=m -CONFIG_MD_MULTIPATH=m -CONFIG_MD_FAULTY=m -CONFIG_BLK_DEV_DM=m -CONFIG_DM_CRYPT=m -CONFIG_DM_SNAPSHOT=m -CONFIG_DM_THIN_PROVISIONING=m -CONFIG_DM_MIRROR=m -CONFIG_DM_LOG_USERSPACE=m -CONFIG_DM_RAID=m -CONFIG_DM_ZERO=m -CONFIG_DM_MULTIPATH=m -CONFIG_DM_MULTIPATH_QL=m -CONFIG_DM_MULTIPATH_ST=m -CONFIG_DM_DELAY=m -CONFIG_DM_UEVENT=y -CONFIG_DM_FLAKEY=m -CONFIG_DM_VERITY=m -CONFIG_DM_SWITCH=m -CONFIG_NETDEVICES=y -CONFIG_BONDING=m -CONFIG_DUMMY=m -CONFIG_EQUALIZER=m -CONFIG_IFB=m -CONFIG_MACVLAN=m -CONFIG_MACVTAP=m -CONFIG_VXLAN=m -CONFIG_TUN=m -CONFIG_VETH=m -CONFIG_VIRTIO_NET=m -CONFIG_NLMON=m -# CONFIG_NET_VENDOR_ARC is not set -# CONFIG_NET_VENDOR_CHELSIO is not set -# CONFIG_NET_VENDOR_INTEL is not set -# CONFIG_NET_VENDOR_MARVELL is not set -CONFIG_MLX4_EN=m -CONFIG_MLX5_CORE=m -CONFIG_MLX5_CORE_EN=y -# CONFIG_NET_VENDOR_NATSEMI is not set -CONFIG_PPP=m -CONFIG_PPP_BSDCOMP=m -CONFIG_PPP_DEFLATE=m -CONFIG_PPP_MPPE=m -CONFIG_PPPOE=m -CONFIG_PPTP=m -CONFIG_PPPOL2TP=m -CONFIG_PPP_ASYNC=m -CONFIG_PPP_SYNC_TTY=m -CONFIG_ISM=m -CONFIG_INPUT_EVDEV=y -# CONFIG_INPUT_KEYBOARD is not set -# CONFIG_INPUT_MOUSE is not set -# CONFIG_SERIO is not set -CONFIG_LEGACY_PTY_COUNT=0 -CONFIG_HW_RANDOM_VIRTIO=m -CONFIG_RAW_DRIVER=m -CONFIG_HANGCHECK_TIMER=m -CONFIG_TN3270_FS=y -# CONFIG_HWMON is not set -CONFIG_WATCHDOG=y -CONFIG_WATCHDOG_NOWAYOUT=y -CONFIG_SOFT_WATCHDOG=m -CONFIG_DIAG288_WATCHDOG=m -CONFIG_DRM=y -CONFIG_DRM_VIRTIO_GPU=y -CONFIG_FRAMEBUFFER_CONSOLE=y -# CONFIG_HID 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_VFIO=m -CONFIG_VFIO_PCI=m -CONFIG_VFIO_MDEV=m -CONFIG_VFIO_MDEV_DEVICE=m -CONFIG_VIRTIO_PCI=m -CONFIG_VIRTIO_BALLOON=m -CONFIG_VIRTIO_INPUT=y -CONFIG_S390_AP_IOMMU=y -CONFIG_EXT4_FS=y -CONFIG_EXT4_FS_POSIX_ACL=y -CONFIG_EXT4_FS_SECURITY=y -CONFIG_JBD2_DEBUG=y -CONFIG_JFS_FS=m -CONFIG_JFS_POSIX_ACL=y -CONFIG_JFS_SECURITY=y -CONFIG_JFS_STATISTICS=y -CONFIG_XFS_FS=y -CONFIG_XFS_QUOTA=y -CONFIG_XFS_POSIX_ACL=y -CONFIG_XFS_RT=y -CONFIG_GFS2_FS=m -CONFIG_GFS2_FS_LOCKING_DLM=y -CONFIG_OCFS2_FS=m -CONFIG_BTRFS_FS=y -CONFIG_BTRFS_FS_POSIX_ACL=y -CONFIG_NILFS2_FS=m -CONFIG_FS_DAX=y -CONFIG_EXPORTFS_BLOCK_OPS=y -CONFIG_FS_ENCRYPTION=y -CONFIG_FANOTIFY=y -CONFIG_FANOTIFY_ACCESS_PERMISSIONS=y -CONFIG_QUOTA_NETLINK_INTERFACE=y -CONFIG_QFMT_V1=m -CONFIG_QFMT_V2=m -CONFIG_AUTOFS4_FS=m -CONFIG_FUSE_FS=y -CONFIG_CUSE=m -CONFIG_OVERLAY_FS=m -CONFIG_FSCACHE=m -CONFIG_CACHEFILES=m -CONFIG_ISO9660_FS=y -CONFIG_JOLIET=y -CONFIG_ZISOFS=y -CONFIG_UDF_FS=m -CONFIG_MSDOS_FS=m -CONFIG_VFAT_FS=m -CONFIG_NTFS_FS=m -CONFIG_NTFS_RW=y -CONFIG_PROC_KCORE=y -CONFIG_TMPFS=y -CONFIG_TMPFS_POSIX_ACL=y -CONFIG_HUGETLBFS=y -CONFIG_CONFIGFS_FS=m -CONFIG_ECRYPT_FS=m -CONFIG_CRAMFS=m -CONFIG_SQUASHFS=m -CONFIG_SQUASHFS_XATTR=y -CONFIG_SQUASHFS_LZO=y -CONFIG_SQUASHFS_XZ=y -CONFIG_ROMFS_FS=m -CONFIG_NFS_FS=m -CONFIG_NFS_V3_ACL=y -CONFIG_NFS_V4=m -CONFIG_NFS_SWAP=y -CONFIG_NFSD=m -CONFIG_NFSD_V3_ACL=y -CONFIG_NFSD_V4=y -CONFIG_NFSD_V4_SECURITY_LABEL=y -CONFIG_CIFS=m -CONFIG_CIFS_STATS=y -CONFIG_CIFS_STATS2=y -CONFIG_CIFS_WEAK_PW_HASH=y -CONFIG_CIFS_UPCALL=y -CONFIG_CIFS_XATTR=y -CONFIG_CIFS_POSIX=y -# CONFIG_CIFS_DEBUG is not set -CONFIG_CIFS_DFS_UPCALL=y -CONFIG_NLS_DEFAULT="utf8" -CONFIG_NLS_CODEPAGE_437=m -CONFIG_NLS_CODEPAGE_850=m -CONFIG_NLS_ASCII=m -CONFIG_NLS_ISO8859_1=m -CONFIG_NLS_ISO8859_15=m -CONFIG_NLS_UTF8=m -CONFIG_DLM=m -CONFIG_PRINTK_TIME=y -CONFIG_DEBUG_INFO=y -CONFIG_DEBUG_INFO_DWARF4=y -CONFIG_GDB_SCRIPTS=y -# CONFIG_ENABLE_MUST_CHECK is not set -CONFIG_FRAME_WARN=1024 -CONFIG_UNUSED_SYMBOLS=y -CONFIG_MAGIC_SYSRQ=y -CONFIG_DEBUG_MEMORY_INIT=y -CONFIG_PANIC_ON_OOPS=y -CONFIG_RCU_TORTURE_TEST=m -CONFIG_RCU_CPU_STALL_TIMEOUT=60 -CONFIG_LATENCYTOP=y -CONFIG_SCHED_TRACER=y -CONFIG_FTRACE_SYSCALLS=y -CONFIG_STACK_TRACER=y -CONFIG_BLK_DEV_IO_TRACE=y -CONFIG_FUNCTION_PROFILER=y -CONFIG_HIST_TRIGGERS=y -CONFIG_LKDTM=m -CONFIG_PERCPU_TEST=m -CONFIG_ATOMIC64_SELFTEST=y -CONFIG_TEST_BPF=m -CONFIG_BUG_ON_DATA_CORRUPTION=y -CONFIG_S390_PTDUMP=y -CONFIG_PERSISTENT_KEYRINGS=y -CONFIG_BIG_KEYS=y -CONFIG_ENCRYPTED_KEYS=m -CONFIG_SECURITY=y -CONFIG_SECURITY_NETWORK=y -CONFIG_SECURITY_SELINUX=y -CONFIG_SECURITY_SELINUX_BOOTPARAM=y -CONFIG_SECURITY_SELINUX_BOOTPARAM_VALUE=0 -CONFIG_SECURITY_SELINUX_DISABLE=y -CONFIG_INTEGRITY_SIGNATURE=y -CONFIG_INTEGRITY_ASYMMETRIC_KEYS=y -CONFIG_IMA=y -CONFIG_IMA_DEFAULT_HASH_SHA256=y -CONFIG_IMA_WRITE_POLICY=y -CONFIG_IMA_APPRAISE=y -CONFIG_CRYPTO_FIPS=y -CONFIG_CRYPTO_DH=m -CONFIG_CRYPTO_ECDH=m -CONFIG_CRYPTO_USER=m -# CONFIG_CRYPTO_MANAGER_DISABLE_TESTS is not set -CONFIG_CRYPTO_PCRYPT=m -CONFIG_CRYPTO_CRYPTD=m -CONFIG_CRYPTO_TEST=m -CONFIG_CRYPTO_CHACHA20POLY1305=m -CONFIG_CRYPTO_LRW=m -CONFIG_CRYPTO_PCBC=m -CONFIG_CRYPTO_KEYWRAP=m -CONFIG_CRYPTO_XCBC=m -CONFIG_CRYPTO_VMAC=m -CONFIG_CRYPTO_CRC32=m -CONFIG_CRYPTO_MICHAEL_MIC=m -CONFIG_CRYPTO_RMD128=m -CONFIG_CRYPTO_RMD160=m -CONFIG_CRYPTO_RMD256=m -CONFIG_CRYPTO_RMD320=m -CONFIG_CRYPTO_SHA512=m -CONFIG_CRYPTO_SHA3=m -CONFIG_CRYPTO_TGR192=m -CONFIG_CRYPTO_WP512=m -CONFIG_CRYPTO_AES_TI=m -CONFIG_CRYPTO_ANUBIS=m -CONFIG_CRYPTO_BLOWFISH=m -CONFIG_CRYPTO_CAMELLIA=m -CONFIG_CRYPTO_CAST5=m -CONFIG_CRYPTO_CAST6=m -CONFIG_CRYPTO_FCRYPT=m -CONFIG_CRYPTO_KHAZAD=m -CONFIG_CRYPTO_SALSA20=m -CONFIG_CRYPTO_SEED=m -CONFIG_CRYPTO_SERPENT=m -CONFIG_CRYPTO_TEA=m -CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_842=m -CONFIG_CRYPTO_LZ4=m -CONFIG_CRYPTO_LZ4HC=m -CONFIG_CRYPTO_ANSI_CPRNG=m -CONFIG_CRYPTO_USER_API_HASH=m -CONFIG_CRYPTO_USER_API_SKCIPHER=m -CONFIG_CRYPTO_USER_API_RNG=m -CONFIG_CRYPTO_USER_API_AEAD=m -CONFIG_ZCRYPT=m -CONFIG_PKEY=m -CONFIG_CRYPTO_PAES_S390=m -CONFIG_CRYPTO_SHA1_S390=m -CONFIG_CRYPTO_SHA256_S390=m -CONFIG_CRYPTO_SHA512_S390=m -CONFIG_CRYPTO_DES_S390=m -CONFIG_CRYPTO_AES_S390=m -CONFIG_CRYPTO_GHASH_S390=m -CONFIG_CRYPTO_CRC32_S390=y -CONFIG_CRC7=m -CONFIG_CRC8=m -CONFIG_CORDIC=m -CONFIG_CMM=m -CONFIG_APPLDATA_BASE=y -CONFIG_KVM=m -CONFIG_KVM_S390_UCONTROL=y -CONFIG_VHOST_NET=m -CONFIG_VHOST_VSOCK=m diff --git a/arch/s390/configs/zfcpdump_defconfig b/arch/s390/configs/zfcpdump_defconfig index 7dc7f58c4287..d92bab844b73 100644 --- a/arch/s390/configs/zfcpdump_defconfig +++ b/arch/s390/configs/zfcpdump_defconfig @@ -24,7 +24,6 @@ CONFIG_CRASH_DUMP=y # CONFIG_SECCOMP is not set CONFIG_NET=y # CONFIG_IUCV is not set -CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_DEVTMPFS=y CONFIG_BLK_DEV_RAM=y # CONFIG_BLK_DEV_XPRAM is not set diff --git a/arch/s390/crypto/ghash_s390.c b/arch/s390/crypto/ghash_s390.c index 86aed30fad3a..eeeb6a7737a4 100644 --- a/arch/s390/crypto/ghash_s390.c +++ b/arch/s390/crypto/ghash_s390.c @@ -137,7 +137,7 @@ static struct shash_alg ghash_alg = { static int __init ghash_mod_init(void) { if (!cpacf_query_func(CPACF_KIMD, CPACF_KIMD_GHASH)) - return -EOPNOTSUPP; + return -ENODEV; return crypto_register_shash(&ghash_alg); } diff --git a/arch/s390/crypto/prng.c b/arch/s390/crypto/prng.c index 12cca467af7d..d977643fa627 100644 --- a/arch/s390/crypto/prng.c +++ b/arch/s390/crypto/prng.c @@ -824,7 +824,7 @@ static int __init prng_init(void) /* check if the CPU has a PRNG */ if (!cpacf_query_func(CPACF_KMC, CPACF_KMC_PRNG)) - return -EOPNOTSUPP; + return -ENODEV; /* check if TRNG subfunction is available */ if (cpacf_query_func(CPACF_PRNO, CPACF_PRNO_TRNG)) @@ -837,7 +837,7 @@ static int __init prng_init(void) if (prng_mode == PRNG_MODE_SHA512) { pr_err("The prng module cannot " "start in SHA-512 mode\n"); - return -EOPNOTSUPP; + return -ENODEV; } prng_mode = PRNG_MODE_TDES; } else diff --git a/arch/s390/crypto/sha1_s390.c b/arch/s390/crypto/sha1_s390.c index 009572e8276d..7c15542d3685 100644 --- a/arch/s390/crypto/sha1_s390.c +++ b/arch/s390/crypto/sha1_s390.c @@ -86,7 +86,7 @@ static struct shash_alg alg = { static int __init sha1_s390_init(void) { if (!cpacf_query_func(CPACF_KIMD, CPACF_KIMD_SHA_1)) - return -EOPNOTSUPP; + return -ENODEV; return crypto_register_shash(&alg); } diff --git a/arch/s390/crypto/sha256_s390.c b/arch/s390/crypto/sha256_s390.c index 62833a1d8724..af7505148f80 100644 --- a/arch/s390/crypto/sha256_s390.c +++ b/arch/s390/crypto/sha256_s390.c @@ -117,7 +117,7 @@ static int __init sha256_s390_init(void) int ret; if (!cpacf_query_func(CPACF_KIMD, CPACF_KIMD_SHA_256)) - return -EOPNOTSUPP; + return -ENODEV; ret = crypto_register_shash(&sha256_alg); if (ret < 0) goto out; diff --git a/arch/s390/crypto/sha512_s390.c b/arch/s390/crypto/sha512_s390.c index be589c340d15..ad29db085a18 100644 --- a/arch/s390/crypto/sha512_s390.c +++ b/arch/s390/crypto/sha512_s390.c @@ -127,7 +127,7 @@ static int __init init(void) int ret; if (!cpacf_query_func(CPACF_KIMD, CPACF_KIMD_SHA_512)) - return -EOPNOTSUPP; + return -ENODEV; if ((ret = crypto_register_shash(&sha512_alg)) < 0) goto out; if ((ret = crypto_register_shash(&sha384_alg)) < 0) diff --git a/arch/s390/include/asm/airq.h b/arch/s390/include/asm/airq.h index c10d2ee2dfda..01936fdfaddb 100644 --- a/arch/s390/include/asm/airq.h +++ b/arch/s390/include/asm/airq.h @@ -11,6 +11,7 @@ #define _ASM_S390_AIRQ_H #include <linux/bit_spinlock.h> +#include <linux/dma-mapping.h> struct airq_struct { struct hlist_node list; /* Handler queueing. */ @@ -29,6 +30,7 @@ void unregister_adapter_interrupt(struct airq_struct *airq); /* Adapter interrupt bit vector */ struct airq_iv { unsigned long *vector; /* Adapter interrupt bit vector */ + dma_addr_t vector_dma; /* Adapter interrupt bit vector dma */ unsigned long *avail; /* Allocation bit mask for the bit vector */ unsigned long *bitlock; /* Lock bit mask for the bit vector */ unsigned long *ptr; /* Pointer associated with each bit */ diff --git a/arch/s390/include/asm/ccwdev.h b/arch/s390/include/asm/ccwdev.h index a29dd430fb40..865ce1cb86d5 100644 --- a/arch/s390/include/asm/ccwdev.h +++ b/arch/s390/include/asm/ccwdev.h @@ -226,6 +226,10 @@ extern int ccw_device_enable_console(struct ccw_device *); extern void ccw_device_wait_idle(struct ccw_device *); extern int ccw_device_force_console(struct ccw_device *); +extern void *ccw_device_dma_zalloc(struct ccw_device *cdev, size_t size); +extern void ccw_device_dma_free(struct ccw_device *cdev, + void *cpu_addr, size_t size); + int ccw_device_siosl(struct ccw_device *); extern void ccw_device_get_schid(struct ccw_device *, struct subchannel_id *); diff --git a/arch/s390/include/asm/cio.h b/arch/s390/include/asm/cio.h index 1727180e8ca1..b5bfb3123cb1 100644 --- a/arch/s390/include/asm/cio.h +++ b/arch/s390/include/asm/cio.h @@ -7,6 +7,7 @@ #include <linux/spinlock.h> #include <linux/bitops.h> +#include <linux/genalloc.h> #include <asm/types.h> #define LPM_ANYPATH 0xff @@ -264,6 +265,36 @@ struct ciw { #define CIW_TYPE_RNI 0x2 /* read node identifier */ /* + * Node Descriptor as defined in SA22-7204, "Common I/O-Device Commands" + */ + +#define ND_VALIDITY_VALID 0 +#define ND_VALIDITY_OUTDATED 1 +#define ND_VALIDITY_INVALID 2 + +struct node_descriptor { + /* Flags. */ + union { + struct { + u32 validity:3; + u32 reserved:5; + } __packed; + u8 byte0; + } __packed; + + /* Node parameters. */ + u32 params:24; + + /* Node ID. */ + char type[6]; + char model[3]; + char manufacturer[3]; + char plant[2]; + char seq[12]; + u16 tag; +} __packed; + +/* * Flags used as input parameters for do_IO() */ #define DOIO_ALLOW_SUSPEND 0x0001 /* allow for channel prog. suspend */ @@ -328,6 +359,16 @@ static inline u8 pathmask_to_pos(u8 mask) void channel_subsystem_reinit(void); extern void css_schedule_reprobe(void); +extern void *cio_dma_zalloc(size_t size); +extern void cio_dma_free(void *cpu_addr, size_t size); +extern struct device *cio_get_dma_css_dev(void); + +void *cio_gp_dma_zalloc(struct gen_pool *gp_dma, struct device *dma_dev, + size_t size); +void cio_gp_dma_free(struct gen_pool *gp_dma, void *cpu_addr, size_t size); +void cio_gp_dma_destroy(struct gen_pool *gp_dma, struct device *dma_dev); +struct gen_pool *cio_gp_dma_create(struct device *dma_dev, int nr_pages); + /* Function from drivers/s390/cio/chsc.c */ int chsc_sstpc(void *page, unsigned int op, u16 ctrl, u64 *clock_delta); int chsc_sstpi(void *page, void *result, size_t size); diff --git a/arch/s390/include/asm/ctl_reg.h b/arch/s390/include/asm/ctl_reg.h index 3bda757317cf..0cf6b53587db 100644 --- a/arch/s390/include/asm/ctl_reg.h +++ b/arch/s390/include/asm/ctl_reg.h @@ -112,13 +112,8 @@ union ctlreg2 { }; }; -#ifdef CONFIG_SMP -# define ctl_set_bit(cr, bit) smp_ctl_set_bit(cr, bit) -# define ctl_clear_bit(cr, bit) smp_ctl_clear_bit(cr, bit) -#else -# define ctl_set_bit(cr, bit) __ctl_set_bit(cr, bit) -# define ctl_clear_bit(cr, bit) __ctl_clear_bit(cr, bit) -#endif +#define ctl_set_bit(cr, bit) smp_ctl_set_bit(cr, bit) +#define ctl_clear_bit(cr, bit) smp_ctl_clear_bit(cr, bit) #endif /* __ASSEMBLY__ */ #endif /* __ASM_CTL_REG_H */ diff --git a/arch/s390/include/asm/debug.h b/arch/s390/include/asm/debug.h index c305d39f5016..310134015541 100644 --- a/arch/s390/include/asm/debug.h +++ b/arch/s390/include/asm/debug.h @@ -107,13 +107,37 @@ void debug_unregister(debug_info_t *id); void debug_set_level(debug_info_t *id, int new_level); void debug_set_critical(void); + void debug_stop_all(void); +/** + * debug_level_enabled() - Returns true if debug events for the specified + * level would be logged. Otherwise returns false. + * + * @id: handle for debug log + * @level: debug level + * + * Return: + * - %true if level is less or equal to the current debug level. + */ static inline bool debug_level_enabled(debug_info_t *id, int level) { return level <= id->level; } +/** + * debug_event() - writes binary debug entry to active debug area + * (if level <= actual debug level) + * + * @id: handle for debug log + * @level: debug level + * @data: pointer to data for debug entry + * @length: length of data in bytes + * + * Return: + * - Address of written debug entry + * - %NULL if error + */ static inline debug_entry_t *debug_event(debug_info_t *id, int level, void *data, int length) { @@ -122,6 +146,18 @@ static inline debug_entry_t *debug_event(debug_info_t *id, int level, return debug_event_common(id, level, data, length); } +/** + * debug_int_event() - writes unsigned integer debug entry to active debug area + * (if level <= actual debug level) + * + * @id: handle for debug log + * @level: debug level + * @tag: integer value for debug entry + * + * Return: + * - Address of written debug entry + * - %NULL if error + */ static inline debug_entry_t *debug_int_event(debug_info_t *id, int level, unsigned int tag) { @@ -132,6 +168,18 @@ static inline debug_entry_t *debug_int_event(debug_info_t *id, int level, return debug_event_common(id, level, &t, sizeof(unsigned int)); } +/** + * debug_long_event() - writes unsigned long debug entry to active debug area + * (if level <= actual debug level) + * + * @id: handle for debug log + * @level: debug level + * @tag: long integer value for debug entry + * + * Return: + * - Address of written debug entry + * - %NULL if error + */ static inline debug_entry_t *debug_long_event(debug_info_t *id, int level, unsigned long tag) { @@ -142,6 +190,18 @@ static inline debug_entry_t *debug_long_event(debug_info_t *id, int level, return debug_event_common(id, level, &t, sizeof(unsigned long)); } +/** + * debug_text_event() - writes string debug entry in ascii format to active + * debug area (if level <= actual debug level) + * + * @id: handle for debug log + * @level: debug level + * @txt: string for debug entry + * + * Return: + * - Address of written debug entry + * - %NULL if error + */ static inline debug_entry_t *debug_text_event(debug_info_t *id, int level, const char *txt) { @@ -152,12 +212,28 @@ static inline debug_entry_t *debug_text_event(debug_info_t *id, int level, /* * IMPORTANT: Use "%s" in sprintf format strings with care! Only pointers are - * stored in the s390dbf. See Documentation/s390/s390dbf.txt for more details! + * stored in the s390dbf. See Documentation/s390/s390dbf.rst for more details! */ extern debug_entry_t * __debug_sprintf_event(debug_info_t *id, int level, char *string, ...) __attribute__ ((format(printf, 3, 4))); +/** + * debug_sprintf_event() - writes debug entry with format string + * and varargs (longs) to active debug area + * (if level $<=$ actual debug level). + * + * @_id: handle for debug log + * @_level: debug level + * @_fmt: format string for debug entry + * @...: varargs used as in sprintf() + * + * Return: + * - Address of written debug entry + * - %NULL if error + * + * floats and long long datatypes cannot be used as varargs. + */ #define debug_sprintf_event(_id, _level, _fmt, ...) \ ({ \ debug_entry_t *__ret; \ @@ -172,6 +248,20 @@ __debug_sprintf_event(debug_info_t *id, int level, char *string, ...) __ret; \ }) +/** + * debug_exception() - writes binary debug entry to active debug area + * (if level <= actual debug level) + * and switches to next debug area + * + * @id: handle for debug log + * @level: debug level + * @data: pointer to data for debug entry + * @length: length of data in bytes + * + * Return: + * - Address of written debug entry + * - %NULL if error + */ static inline debug_entry_t *debug_exception(debug_info_t *id, int level, void *data, int length) { @@ -180,6 +270,19 @@ static inline debug_entry_t *debug_exception(debug_info_t *id, int level, return debug_exception_common(id, level, data, length); } +/** + * debug_int_exception() - writes unsigned int debug entry to active debug area + * (if level <= actual debug level) + * and switches to next debug area + * + * @id: handle for debug log + * @level: debug level + * @tag: integer value for debug entry + * + * Return: + * - Address of written debug entry + * - %NULL if error + */ static inline debug_entry_t *debug_int_exception(debug_info_t *id, int level, unsigned int tag) { @@ -190,6 +293,19 @@ static inline debug_entry_t *debug_int_exception(debug_info_t *id, int level, return debug_exception_common(id, level, &t, sizeof(unsigned int)); } +/** + * debug_long_exception() - writes long debug entry to active debug area + * (if level <= actual debug level) + * and switches to next debug area + * + * @id: handle for debug log + * @level: debug level + * @tag: long integer value for debug entry + * + * Return: + * - Address of written debug entry + * - %NULL if error + */ static inline debug_entry_t *debug_long_exception (debug_info_t *id, int level, unsigned long tag) { @@ -200,6 +316,20 @@ static inline debug_entry_t *debug_long_exception (debug_info_t *id, int level, return debug_exception_common(id, level, &t, sizeof(unsigned long)); } +/** + * debug_text_exception() - writes string debug entry in ascii format to active + * debug area (if level <= actual debug level) + * and switches to next debug area + * area + * + * @id: handle for debug log + * @level: debug level + * @txt: string for debug entry + * + * Return: + * - Address of written debug entry + * - %NULL if error + */ static inline debug_entry_t *debug_text_exception(debug_info_t *id, int level, const char *txt) { @@ -210,12 +340,30 @@ static inline debug_entry_t *debug_text_exception(debug_info_t *id, int level, /* * IMPORTANT: Use "%s" in sprintf format strings with care! Only pointers are - * stored in the s390dbf. See Documentation/s390/s390dbf.txt for more details! + * stored in the s390dbf. See Documentation/s390/s390dbf.rst for more details! */ extern debug_entry_t * __debug_sprintf_exception(debug_info_t *id, int level, char *string, ...) __attribute__ ((format(printf, 3, 4))); + +/** + * debug_sprintf_exception() - writes debug entry with format string and + * varargs (longs) to active debug area + * (if level <= actual debug level) + * and switches to next debug area. + * + * @_id: handle for debug log + * @_level: debug level + * @_fmt: format string for debug entry + * @...: varargs used as in sprintf() + * + * Return: + * - Address of written debug entry + * - %NULL if error + * + * floats and long long datatypes cannot be used as varargs. + */ #define debug_sprintf_exception(_id, _level, _fmt, ...) \ ({ \ debug_entry_t *__ret; \ @@ -231,6 +379,7 @@ __debug_sprintf_exception(debug_info_t *id, int level, char *string, ...) }) int debug_register_view(debug_info_t *id, struct debug_view *view); + int debug_unregister_view(debug_info_t *id, struct debug_view *view); /* diff --git a/arch/s390/include/asm/facility.h b/arch/s390/include/asm/facility.h index e78cda94456b..68c476b20b57 100644 --- a/arch/s390/include/asm/facility.h +++ b/arch/s390/include/asm/facility.h @@ -59,6 +59,18 @@ static inline int test_facility(unsigned long nr) return __test_facility(nr, &S390_lowcore.stfle_fac_list); } +static inline unsigned long __stfle_asm(u64 *stfle_fac_list, int size) +{ + register unsigned long reg0 asm("0") = size - 1; + + asm volatile( + ".insn s,0xb2b00000,0(%1)" /* stfle */ + : "+d" (reg0) + : "a" (stfle_fac_list) + : "memory", "cc"); + return reg0; +} + /** * stfle - Store facility list extended * @stfle_fac_list: array where facility list can be stored @@ -75,13 +87,8 @@ static inline void __stfle(u64 *stfle_fac_list, int size) memcpy(stfle_fac_list, &S390_lowcore.stfl_fac_list, 4); if (S390_lowcore.stfl_fac_list & 0x01000000) { /* More facility bits available with stfle */ - register unsigned long reg0 asm("0") = size - 1; - - asm volatile(".insn s,0xb2b00000,0(%1)" /* stfle */ - : "+d" (reg0) - : "a" (stfle_fac_list) - : "memory", "cc"); - nr = (reg0 + 1) * 8; /* # bytes stored by stfle */ + nr = __stfle_asm(stfle_fac_list, size); + nr = min_t(unsigned long, (nr + 1) * 8, size * 8); } memset((char *) stfle_fac_list + nr, 0, size * 8 - nr); } diff --git a/arch/s390/include/asm/idals.h b/arch/s390/include/asm/idals.h index 15578fd762f6..6fb7aced104a 100644 --- a/arch/s390/include/asm/idals.h +++ b/arch/s390/include/asm/idals.h @@ -122,8 +122,7 @@ idal_buffer_alloc(size_t size, int page_order) nr_ptrs = (size + IDA_BLOCK_SIZE - 1) >> IDA_SIZE_LOG; nr_chunks = (4096 << page_order) >> IDA_SIZE_LOG; - ib = kmalloc(sizeof(struct idal_buffer) + nr_ptrs*sizeof(void *), - GFP_DMA | GFP_KERNEL); + ib = kmalloc(struct_size(ib, data, nr_ptrs), GFP_DMA | GFP_KERNEL); if (ib == NULL) return ERR_PTR(-ENOMEM); ib->size = size; diff --git a/arch/s390/include/asm/kvm_host.h b/arch/s390/include/asm/kvm_host.h index 2b00a3ebee08..4a928e2c667b 100644 --- a/arch/s390/include/asm/kvm_host.h +++ b/arch/s390/include/asm/kvm_host.h @@ -18,6 +18,7 @@ #include <linux/kvm_host.h> #include <linux/kvm.h> #include <linux/seqlock.h> +#include <linux/module.h> #include <asm/debug.h> #include <asm/cpu.h> #include <asm/fpu/api.h> @@ -720,8 +721,14 @@ struct kvm_s390_cpu_model { unsigned short ibc; }; +struct kvm_s390_module_hook { + int (*hook)(struct kvm_vcpu *vcpu); + struct module *owner; +}; + struct kvm_s390_crypto { struct kvm_s390_crypto_cb *crycb; + struct kvm_s390_module_hook *pqap_hook; __u32 crycbd; __u8 aes_kw; __u8 dea_kw; diff --git a/arch/s390/include/asm/mem_encrypt.h b/arch/s390/include/asm/mem_encrypt.h new file mode 100644 index 000000000000..3eb018508190 --- /dev/null +++ b/arch/s390/include/asm/mem_encrypt.h @@ -0,0 +1,17 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef S390_MEM_ENCRYPT_H__ +#define S390_MEM_ENCRYPT_H__ + +#ifndef __ASSEMBLY__ + +#define sme_me_mask 0ULL + +static inline bool sme_active(void) { return false; } +extern bool sev_active(void); + +int set_memory_encrypted(unsigned long addr, int numpages); +int set_memory_decrypted(unsigned long addr, int numpages); + +#endif /* __ASSEMBLY__ */ + +#endif /* S390_MEM_ENCRYPT_H__ */ diff --git a/arch/s390/include/asm/pci.h b/arch/s390/include/asm/pci.h index 305befd55326..a2399eff84ca 100644 --- a/arch/s390/include/asm/pci.h +++ b/arch/s390/include/asm/pci.h @@ -194,6 +194,11 @@ int zpci_init_iommu(struct zpci_dev *zdev); void zpci_destroy_iommu(struct zpci_dev *zdev); #ifdef CONFIG_PCI +static inline bool zpci_use_mio(struct zpci_dev *zdev) +{ + return static_branch_likely(&have_mio) && zdev->mio_capable; +} + /* Error handling and recovery */ void zpci_event_error(void *); void zpci_event_availability(void *); diff --git a/arch/s390/include/asm/percpu.h b/arch/s390/include/asm/percpu.h index 0095ddb58ff6..50b4ce8cddfd 100644 --- a/arch/s390/include/asm/percpu.h +++ b/arch/s390/include/asm/percpu.h @@ -16,7 +16,7 @@ * per cpu area, use weak definitions to force the compiler to * generate external references. */ -#if defined(CONFIG_SMP) && defined(MODULE) +#if defined(MODULE) #define ARCH_NEEDS_WEAK_PER_CPU #endif diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h index b0fcbc37b637..14883b1562e0 100644 --- a/arch/s390/include/asm/processor.h +++ b/arch/s390/include/asm/processor.h @@ -36,6 +36,7 @@ #ifndef __ASSEMBLY__ +#include <linux/cpumask.h> #include <linux/linkage.h> #include <linux/irqflags.h> #include <asm/cpu.h> @@ -221,12 +222,6 @@ static __no_kasan_or_inline unsigned short stap(void) return cpu_address; } -/* - * Give up the time slice of the virtual PU. - */ -#define cpu_relax_yield cpu_relax_yield -void cpu_relax_yield(void); - #define cpu_relax() barrier() #define ECAG_CACHE_ATTRIBUTE 0 diff --git a/arch/s390/include/asm/smp.h b/arch/s390/include/asm/smp.h index 3907ead27ffa..b157a81fb977 100644 --- a/arch/s390/include/asm/smp.h +++ b/arch/s390/include/asm/smp.h @@ -9,9 +9,6 @@ #define __ASM_SMP_H #include <asm/sigp.h> - -#ifdef CONFIG_SMP - #include <asm/lowcore.h> #define raw_smp_processor_id() (S390_lowcore.cpu_nr) @@ -40,33 +37,6 @@ extern int smp_cpu_get_polarization(int cpu); extern void smp_fill_possible_mask(void); extern void smp_detect_cpus(void); -#else /* CONFIG_SMP */ - -#define smp_cpu_mtid 0 - -static inline void smp_call_ipl_cpu(void (*func)(void *), void *data) -{ - func(data); -} - -static inline void smp_call_online_cpu(void (*func)(void *), void *data) -{ - func(data); -} - -static inline void smp_emergency_stop(void) -{ -} - -static inline int smp_find_processor_id(u16 address) { return 0; } -static inline int smp_store_status(int cpu) { return 0; } -static inline int smp_vcpu_scheduled(int cpu) { return 1; } -static inline void smp_yield_cpu(int cpu) { } -static inline void smp_fill_possible_mask(void) { } -static inline void smp_detect_cpus(void) { } - -#endif /* CONFIG_SMP */ - static inline void smp_stop_cpu(void) { u16 pcpu = stap(); @@ -83,14 +53,9 @@ static inline int smp_get_base_cpu(int cpu) return cpu - (cpu % (smp_cpu_mtid + 1)); } -#ifdef CONFIG_HOTPLUG_CPU extern int smp_rescan_cpus(void); extern void __noreturn cpu_die(void); extern void __cpu_die(unsigned int cpu); extern int __cpu_disable(void); -#else -static inline int smp_rescan_cpus(void) { return 0; } -static inline void cpu_die(void) { } -#endif #endif /* __ASM_SMP_H */ diff --git a/arch/s390/include/asm/spinlock.h b/arch/s390/include/asm/spinlock.h index 0a29588aa00b..c02bff33f6c7 100644 --- a/arch/s390/include/asm/spinlock.h +++ b/arch/s390/include/asm/spinlock.h @@ -20,11 +20,7 @@ extern int spin_retry; -#ifndef CONFIG_SMP -static inline bool arch_vcpu_is_preempted(int cpu) { return false; } -#else bool arch_vcpu_is_preempted(int cpu); -#endif #define vcpu_is_preempted arch_vcpu_is_preempted diff --git a/arch/s390/include/asm/tlbflush.h b/arch/s390/include/asm/tlbflush.h index 8c840f0904f3..82703e03f35d 100644 --- a/arch/s390/include/asm/tlbflush.h +++ b/arch/s390/include/asm/tlbflush.h @@ -32,7 +32,6 @@ static inline void __tlb_flush_idte(unsigned long asce) : : "a" (opt), "a" (asce) : "cc"); } -#ifdef CONFIG_SMP void smp_ptlb_all(void); /* @@ -83,22 +82,6 @@ static inline void __tlb_flush_kernel(void) else __tlb_flush_global(); } -#else -#define __tlb_flush_global() __tlb_flush_local() - -/* - * Flush TLB entries for a specific ASCE on all CPUs. - */ -static inline void __tlb_flush_mm(struct mm_struct *mm) -{ - __tlb_flush_local(); -} - -static inline void __tlb_flush_kernel(void) -{ - __tlb_flush_local(); -} -#endif static inline void __tlb_flush_mm_lazy(struct mm_struct * mm) { diff --git a/arch/s390/include/asm/unwind.h b/arch/s390/include/asm/unwind.h index 6eb2ef105d87..d827b5b9a32c 100644 --- a/arch/s390/include/asm/unwind.h +++ b/arch/s390/include/asm/unwind.h @@ -79,23 +79,4 @@ static inline void unwind_module_init(struct module *mod, void *orc_ip, size_t orc_ip_size, void *orc, size_t orc_size) {} -#ifdef CONFIG_KASAN -/* - * This disables KASAN checking when reading a value from another task's stack, - * since the other task could be running on another CPU and could have poisoned - * the stack in the meantime. - */ -#define READ_ONCE_TASK_STACK(task, x) \ -({ \ - unsigned long val; \ - if (task == current) \ - val = READ_ONCE(x); \ - else \ - val = READ_ONCE_NOCHECK(x); \ - val; \ -}) -#else -#define READ_ONCE_TASK_STACK(task, x) READ_ONCE(x) -#endif - #endif /* _ASM_S390_UNWIND_H */ diff --git a/arch/s390/include/uapi/asm/runtime_instr.h b/arch/s390/include/uapi/asm/runtime_instr.h index 45c9ec984e6b..455da46e3193 100644 --- a/arch/s390/include/uapi/asm/runtime_instr.h +++ b/arch/s390/include/uapi/asm/runtime_instr.h @@ -57,7 +57,7 @@ struct runtime_instr_cb { __u64 sf; __u64 rsic; __u64 reserved8; -} __packed __aligned(8); +} __attribute__((__packed__, __aligned__(8))); static inline void load_runtime_instr_cb(struct runtime_instr_cb *cb) { diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile index b0478d01a0c5..0f255b54b051 100644 --- a/arch/s390/kernel/Makefile +++ b/arch/s390/kernel/Makefile @@ -53,6 +53,7 @@ obj-y += sysinfo.o lgr.o os_info.o machine_kexec.o pgm_check.o obj-y += runtime_instr.o cache.o fpu.o dumpstack.o guarded_storage.o sthyi.o obj-y += entry.o reipl.o relocate_kernel.o kdebugfs.o alternative.o obj-y += nospec-branch.o ipl_vmparm.o machine_kexec_reloc.o unwind_bc.o +obj-y += smp.o extra-y += head64.o vmlinux.lds @@ -60,7 +61,6 @@ obj-$(CONFIG_SYSFS) += nospec-sysfs.o CFLAGS_REMOVE_nospec-branch.o += $(CC_FLAGS_EXPOLINE) obj-$(CONFIG_MODULES) += module.o -obj-$(CONFIG_SMP) += smp.o obj-$(CONFIG_SCHED_TOPOLOGY) += topology.o obj-$(CONFIG_HIBERNATION) += suspend.o swsusp.o obj-$(CONFIG_AUDIT) += audit.o diff --git a/arch/s390/kernel/debug.c b/arch/s390/kernel/debug.c index 0ebf08c3b35e..6d321f5f101d 100644 --- a/arch/s390/kernel/debug.c +++ b/arch/s390/kernel/debug.c @@ -647,11 +647,23 @@ static int debug_close(struct inode *inode, struct file *file) return 0; /* success */ } -/* - * debug_register_mode: - * - Creates and initializes debug area for the caller - * The mode parameter allows to specify access rights for the s390dbf files - * - Returns handle for debug area +/** + * debug_register_mode() - creates and initializes debug area. + * + * @name: Name of debug log (e.g. used for debugfs entry) + * @pages_per_area: Number of pages, which will be allocated per area + * @nr_areas: Number of debug areas + * @buf_size: Size of data area in each debug entry + * @mode: File mode for debugfs files. E.g. S_IRWXUGO + * @uid: User ID for debugfs files. Currently only 0 is supported. + * @gid: Group ID for debugfs files. Currently only 0 is supported. + * + * Return: + * - Handle for generated debug area + * - %NULL if register failed + * + * Allocates memory for a debug log. + * Must not be called within an interrupt handler. */ debug_info_t *debug_register_mode(const char *name, int pages_per_area, int nr_areas, int buf_size, umode_t mode, @@ -681,10 +693,21 @@ out: } EXPORT_SYMBOL(debug_register_mode); -/* - * debug_register: - * - creates and initializes debug area for the caller - * - returns handle for debug area +/** + * debug_register() - creates and initializes debug area with default file mode. + * + * @name: Name of debug log (e.g. used for debugfs entry) + * @pages_per_area: Number of pages, which will be allocated per area + * @nr_areas: Number of debug areas + * @buf_size: Size of data area in each debug entry + * + * Return: + * - Handle for generated debug area + * - %NULL if register failed + * + * Allocates memory for a debug log. + * The debugfs file mode access permissions are read and write for user. + * Must not be called within an interrupt handler. */ debug_info_t *debug_register(const char *name, int pages_per_area, int nr_areas, int buf_size) @@ -694,9 +717,13 @@ debug_info_t *debug_register(const char *name, int pages_per_area, } EXPORT_SYMBOL(debug_register); -/* - * debug_unregister: - * - give back debug area +/** + * debug_unregister() - give back debug area. + * + * @id: handle for debug log + * + * Return: + * none */ void debug_unregister(debug_info_t *id) { @@ -745,9 +772,14 @@ out: return rc; } -/* - * debug_set_level: - * - set actual debug level +/** + * debug_set_level() - Sets new actual debug level if new_level is valid. + * + * @id: handle for debug log + * @new_level: new debug level + * + * Return: + * none */ void debug_set_level(debug_info_t *id, int new_level) { @@ -873,6 +905,14 @@ static struct ctl_table s390dbf_dir_table[] = { static struct ctl_table_header *s390dbf_sysctl_header; +/** + * debug_stop_all() - stops the debug feature if stopping is allowed. + * + * Return: + * - none + * + * Currently used in case of a kernel oops. + */ void debug_stop_all(void) { if (debug_stoppable) @@ -880,6 +920,17 @@ void debug_stop_all(void) } EXPORT_SYMBOL(debug_stop_all); +/** + * debug_set_critical() - event/exception functions try lock instead of spin. + * + * Return: + * - none + * + * Currently used in case of stopping all CPUs but the current one. + * Once in this state, functions to write a debug entry for an + * event or exception no longer spin on the debug area lock, + * but only try to get it and fail if they do not get the lock. + */ void debug_set_critical(void) { debug_critical = 1; @@ -1036,8 +1087,16 @@ debug_entry_t *__debug_sprintf_exception(debug_info_t *id, int level, char *stri } EXPORT_SYMBOL(__debug_sprintf_exception); -/* - * debug_register_view: +/** + * debug_register_view() - registers new debug view and creates debugfs + * dir entry + * + * @id: handle for debug log + * @view: pointer to debug view struct + * + * Return: + * - 0 : ok + * - < 0: Error */ int debug_register_view(debug_info_t *id, struct debug_view *view) { @@ -1077,8 +1136,16 @@ out: } EXPORT_SYMBOL(debug_register_view); -/* - * debug_unregister_view: +/** + * debug_unregister_view() - unregisters debug view and removes debugfs + * dir entry + * + * @id: handle for debug log + * @view: pointer to debug view struct + * + * Return: + * - 0 : ok + * - < 0: Error */ int debug_unregister_view(debug_info_t *id, struct debug_view *view) { diff --git a/arch/s390/kernel/dis.c b/arch/s390/kernel/dis.c index b2c68fbf2634..7abe6ae261b4 100644 --- a/arch/s390/kernel/dis.c +++ b/arch/s390/kernel/dis.c @@ -242,6 +242,7 @@ static const unsigned char formats[][6] = { [INSTR_RRF_U0FF] = { F_24, U4_16, F_28, 0, 0, 0 }, [INSTR_RRF_U0RF] = { R_24, U4_16, F_28, 0, 0, 0 }, [INSTR_RRF_U0RR] = { R_24, R_28, U4_16, 0, 0, 0 }, + [INSTR_RRF_URR] = { R_24, R_28, U8_16, 0, 0, 0 }, [INSTR_RRF_UUFF] = { F_24, U4_16, F_28, U4_20, 0, 0 }, [INSTR_RRF_UUFR] = { F_24, U4_16, R_28, U4_20, 0, 0 }, [INSTR_RRF_UURF] = { R_24, U4_16, F_28, U4_20, 0, 0 }, @@ -306,7 +307,7 @@ static const unsigned char formats[][6] = { [INSTR_VRI_VVV0UU2] = { V_8, V_12, V_16, U8_28, U4_24, 0 }, [INSTR_VRR_0V] = { V_12, 0, 0, 0, 0, 0 }, [INSTR_VRR_0VV0U] = { V_12, V_16, U4_24, 0, 0, 0 }, - [INSTR_VRR_RV0U] = { R_8, V_12, U4_24, 0, 0, 0 }, + [INSTR_VRR_RV0UU] = { R_8, V_12, U4_24, U4_28, 0, 0 }, [INSTR_VRR_VRR] = { V_8, R_12, R_16, 0, 0, 0 }, [INSTR_VRR_VV] = { V_8, V_12, 0, 0, 0, 0 }, [INSTR_VRR_VV0U] = { V_8, V_12, U4_32, 0, 0, 0 }, @@ -326,10 +327,8 @@ static const unsigned char formats[][6] = { [INSTR_VRS_RVRDU] = { R_8, V_12, D_20, B_16, U4_32, 0 }, [INSTR_VRS_VRRD] = { V_8, R_12, D_20, B_16, 0, 0 }, [INSTR_VRS_VRRDU] = { V_8, R_12, D_20, B_16, U4_32, 0 }, - [INSTR_VRS_VVRD] = { V_8, V_12, D_20, B_16, 0, 0 }, [INSTR_VRS_VVRDU] = { V_8, V_12, D_20, B_16, U4_32, 0 }, [INSTR_VRV_VVXRDU] = { V_8, D_20, VX_12, B_16, U4_32, 0 }, - [INSTR_VRX_VRRD] = { V_8, D_20, X_12, B_16, 0, 0 }, [INSTR_VRX_VRRDU] = { V_8, D_20, X_12, B_16, U4_32, 0 }, [INSTR_VRX_VV] = { V_8, V_12, 0, 0, 0, 0 }, [INSTR_VSI_URDV] = { V_32, D_20, B_16, U8_8, 0, 0 }, diff --git a/arch/s390/kernel/dumpstack.c b/arch/s390/kernel/dumpstack.c index 9e87b68be21c..ac06c3949ab3 100644 --- a/arch/s390/kernel/dumpstack.c +++ b/arch/s390/kernel/dumpstack.c @@ -199,9 +199,7 @@ void die(struct pt_regs *regs, const char *str) #ifdef CONFIG_PREEMPT pr_cont("PREEMPT "); #endif -#ifdef CONFIG_SMP pr_cont("SMP "); -#endif if (debug_pagealloc_enabled()) pr_cont("DEBUG_PAGEALLOC"); pr_cont("\n"); diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S index 3f4d272577d3..270d1d145761 100644 --- a/arch/s390/kernel/entry.S +++ b/arch/s390/kernel/entry.S @@ -986,14 +986,12 @@ ENTRY(psw_idle) stg %r3,__SF_EMPTY(%r15) larl %r1,.Lpsw_idle_lpsw+4 stg %r1,__SF_EMPTY+8(%r15) -#ifdef CONFIG_SMP larl %r1,smp_cpu_mtid llgf %r1,0(%r1) ltgr %r1,%r1 jz .Lpsw_idle_stcctm .insn rsy,0xeb0000000017,%r1,5,__SF_EMPTY+16(%r15) .Lpsw_idle_stcctm: -#endif oi __LC_CPU_FLAGS+7,_CIF_ENABLED_WAIT BPON STCK __CLOCK_IDLE_ENTER(%r2) @@ -1468,7 +1466,6 @@ ENDPROC(cleanup_critical) mvc __CLOCK_IDLE_ENTER(8,%r2),__CLOCK_IDLE_EXIT(%r2) mvc __TIMER_IDLE_ENTER(8,%r2),__TIMER_IDLE_EXIT(%r2) 1: # calculate idle cycles -#ifdef CONFIG_SMP clg %r9,BASED(.Lcleanup_idle_insn) jl 3f larl %r1,smp_cpu_mtid @@ -1486,7 +1483,6 @@ ENDPROC(cleanup_critical) la %r3,8(%r3) la %r4,8(%r4) brct %r1,2b -#endif 3: # account system time going idle lg %r9,__LC_STEAL_TIMER alg %r9,__CLOCK_IDLE_ENTER(%r2) diff --git a/arch/s390/kernel/jump_label.c b/arch/s390/kernel/jump_label.c index 3f10b56bd5a3..ab584e8e3527 100644 --- a/arch/s390/kernel/jump_label.c +++ b/arch/s390/kernel/jump_label.c @@ -15,16 +15,11 @@ struct insn { s32 offset; } __packed; -struct insn_args { - struct jump_entry *entry; - enum jump_label_type type; -}; - static void jump_label_make_nop(struct jump_entry *entry, struct insn *insn) { - /* brcl 0,0 */ + /* brcl 0,offset */ insn->opcode = 0xc004; - insn->offset = 0; + insn->offset = (jump_entry_target(entry) - jump_entry_code(entry)) >> 1; } static void jump_label_make_branch(struct jump_entry *entry, struct insn *insn) @@ -77,23 +72,15 @@ static void __jump_label_transform(struct jump_entry *entry, s390_kernel_write(code, &new, sizeof(new)); } -static int __sm_arch_jump_label_transform(void *data) +static void __jump_label_sync(void *dummy) { - struct insn_args *args = data; - - __jump_label_transform(args->entry, args->type, 0); - return 0; } void arch_jump_label_transform(struct jump_entry *entry, enum jump_label_type type) { - struct insn_args args; - - args.entry = entry; - args.type = type; - - stop_machine_cpuslocked(__sm_arch_jump_label_transform, &args, NULL); + __jump_label_transform(entry, type, 0); + smp_call_function(__jump_label_sync, NULL, 1); } void arch_jump_label_transform_static(struct jump_entry *entry, diff --git a/arch/s390/kernel/machine_kexec.c b/arch/s390/kernel/machine_kexec.c index 8a1ae140c5e2..444a19125a81 100644 --- a/arch/s390/kernel/machine_kexec.c +++ b/arch/s390/kernel/machine_kexec.c @@ -141,7 +141,6 @@ static noinline void __machine_kdump(void *image) */ store_status(__do_machine_kdump, image); } -#endif static unsigned long do_start_kdump(unsigned long addr) { @@ -155,6 +154,8 @@ static unsigned long do_start_kdump(unsigned long addr) return rc; } +#endif /* CONFIG_CRASH_DUMP */ + /* * Check if kdump checksums are valid: We call purgatory with parameter "0" */ diff --git a/arch/s390/kernel/processor.c b/arch/s390/kernel/processor.c index 5de13307b703..6ebc2117c66c 100644 --- a/arch/s390/kernel/processor.c +++ b/arch/s390/kernel/processor.c @@ -7,6 +7,7 @@ #define KMSG_COMPONENT "cpu" #define pr_fmt(fmt) KMSG_COMPONENT ": " fmt +#include <linux/stop_machine.h> #include <linux/cpufeature.h> #include <linux/bitops.h> #include <linux/kernel.h> @@ -31,6 +32,7 @@ struct cpu_info { }; static DEFINE_PER_CPU(struct cpu_info, cpu_info); +static DEFINE_PER_CPU(int, cpu_relax_retry); static bool machine_has_cpu_mhz; @@ -58,15 +60,20 @@ void s390_update_cpu_mhz(void) on_each_cpu(update_cpu_mhz, NULL, 0); } -void notrace cpu_relax_yield(void) +void notrace stop_machine_yield(const struct cpumask *cpumask) { - if (!smp_cpu_mtid && MACHINE_HAS_DIAG44) { - diag_stat_inc(DIAG_STAT_X044); - asm volatile("diag 0,0,0x44"); + int cpu, this_cpu; + + this_cpu = smp_processor_id(); + if (__this_cpu_inc_return(cpu_relax_retry) >= spin_retry) { + __this_cpu_write(cpu_relax_retry, 0); + cpu = cpumask_next_wrap(this_cpu, cpumask, this_cpu, false); + if (cpu >= nr_cpu_ids) + return; + if (arch_vcpu_is_preempted(cpu)) + smp_yield_cpu(cpu); } - barrier(); } -EXPORT_SYMBOL(cpu_relax_yield); /* * cpu_init - initializes state that is per-CPU. diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index f8544d517430..2b94b0ad3588 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -461,11 +461,9 @@ static void __init setup_lowcore_dat_off(void) mem_assign_absolute(S390_lowcore.restart_source, lc->restart_source); mem_assign_absolute(S390_lowcore.restart_psw, lc->restart_psw); -#ifdef CONFIG_SMP lc->spinlock_lockval = arch_spin_lockval(0); lc->spinlock_index = 0; arch_spin_lock_setup(0); -#endif lc->br_r1_trampoline = 0x07f1; /* br %r1 */ set_prefix((u32)(unsigned long) lc); diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 35fafa2b91a8..44974654cbd0 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -232,8 +232,6 @@ out: return -ENOMEM; } -#ifdef CONFIG_HOTPLUG_CPU - static void pcpu_free_lowcore(struct pcpu *pcpu) { unsigned long async_stack, nodat_stack, lowcore; @@ -253,8 +251,6 @@ static void pcpu_free_lowcore(struct pcpu *pcpu) free_pages(lowcore, LC_ORDER); } -#endif /* CONFIG_HOTPLUG_CPU */ - static void pcpu_prepare_secondary(struct pcpu *pcpu, int cpu) { struct lowcore *lc = pcpu->lowcore; @@ -418,7 +414,7 @@ void smp_yield_cpu(int cpu) diag_stat_inc_norecursion(DIAG_STAT_X09C); asm volatile("diag %0,0,0x9c" : : "d" (pcpu_devices[cpu].address)); - } else if (MACHINE_HAS_DIAG44) { + } else if (MACHINE_HAS_DIAG44 && !smp_cpu_mtid) { diag_stat_inc_norecursion(DIAG_STAT_X044); asm volatile("diag 0,0,0x44"); } @@ -895,8 +891,6 @@ static int __init _setup_possible_cpus(char *s) } early_param("possible_cpus", _setup_possible_cpus); -#ifdef CONFIG_HOTPLUG_CPU - int __cpu_disable(void) { unsigned long cregs[16]; @@ -937,8 +931,6 @@ void __noreturn cpu_die(void) for (;;) ; } -#endif /* CONFIG_HOTPLUG_CPU */ - void __init smp_fill_possible_mask(void) { unsigned int possible, sclp_max, cpu; @@ -996,7 +988,6 @@ int setup_profiling_timer(unsigned int multiplier) return 0; } -#ifdef CONFIG_HOTPLUG_CPU static ssize_t cpu_configure_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -1073,7 +1064,6 @@ out: return rc ? rc : count; } static DEVICE_ATTR(configure, 0644, cpu_configure_show, cpu_configure_store); -#endif /* CONFIG_HOTPLUG_CPU */ static ssize_t show_cpu_address(struct device *dev, struct device_attribute *attr, char *buf) @@ -1083,9 +1073,7 @@ static ssize_t show_cpu_address(struct device *dev, static DEVICE_ATTR(address, 0444, show_cpu_address, NULL); static struct attribute *cpu_common_attrs[] = { -#ifdef CONFIG_HOTPLUG_CPU &dev_attr_configure.attr, -#endif &dev_attr_address.attr, NULL, }; @@ -1144,15 +1132,11 @@ static int smp_add_present_cpu(int cpu) out_topology: sysfs_remove_group(&s->kobj, &cpu_common_attr_group); out_cpu: -#ifdef CONFIG_HOTPLUG_CPU unregister_cpu(c); -#endif out: return rc; } -#ifdef CONFIG_HOTPLUG_CPU - int __ref smp_rescan_cpus(void) { struct sclp_core_info *info; @@ -1188,17 +1172,14 @@ static ssize_t __ref rescan_store(struct device *dev, return rc ? rc : count; } static DEVICE_ATTR_WO(rescan); -#endif /* CONFIG_HOTPLUG_CPU */ static int __init s390_smp_init(void) { int cpu, rc = 0; -#ifdef CONFIG_HOTPLUG_CPU rc = device_create_file(cpu_subsys.dev_root, &dev_attr_rescan); if (rc) return rc; -#endif for_each_present_cpu(cpu) { rc = smp_add_present_cpu(cpu); if (rc) diff --git a/arch/s390/kernel/swsusp.S b/arch/s390/kernel/swsusp.S index 19a3c427801a..a7baf0b5f818 100644 --- a/arch/s390/kernel/swsusp.S +++ b/arch/s390/kernel/swsusp.S @@ -162,7 +162,6 @@ ENTRY(swsusp_arch_resume) larl %r1,__swsusp_reset_dma lg %r1,0(%r1) BASR_EX %r14,%r1 -#ifdef CONFIG_SMP larl %r1,smp_cpu_mt_shift icm %r1,15,0(%r1) jz smt_done @@ -172,7 +171,6 @@ smt_loop: brc 8,smt_done /* accepted */ brc 2,smt_loop /* busy, try again */ smt_done: -#endif larl %r1,.Lnew_pgm_check_psw lpswe 0(%r1) pgm_check_entry: diff --git a/arch/s390/kernel/traps.c b/arch/s390/kernel/traps.c index 82e81a9f7112..4736b6ec0ad2 100644 --- a/arch/s390/kernel/traps.c +++ b/arch/s390/kernel/traps.c @@ -229,17 +229,11 @@ void vector_exception(struct pt_regs *regs) void data_exception(struct pt_regs *regs) { - int signal = 0; - save_fpu_regs(); if (current->thread.fpu.fpc & FPC_DXC_MASK) - signal = SIGFPE; - else - signal = SIGILL; - if (signal == SIGFPE) do_fp_trap(regs, current->thread.fpu.fpc); - else if (signal) - do_trap(regs, signal, ILL_ILLOPN, "data exception"); + else + do_trap(regs, SIGILL, ILL_ILLOPN, "data exception"); } void space_switch_exception(struct pt_regs *regs) diff --git a/arch/s390/kernel/unwind_bc.c b/arch/s390/kernel/unwind_bc.c index 57fd4e902f1f..3ce8a0808059 100644 --- a/arch/s390/kernel/unwind_bc.c +++ b/arch/s390/kernel/unwind_bc.c @@ -46,18 +46,18 @@ bool unwind_next_frame(struct unwind_state *state) regs = state->regs; if (unlikely(regs)) { - sp = READ_ONCE_TASK_STACK(state->task, regs->gprs[15]); + sp = READ_ONCE_NOCHECK(regs->gprs[15]); if (unlikely(outside_of_stack(state, sp))) { if (!update_stack_info(state, sp)) goto out_err; } sf = (struct stack_frame *) sp; - ip = READ_ONCE_TASK_STACK(state->task, sf->gprs[8]); + ip = READ_ONCE_NOCHECK(sf->gprs[8]); reliable = false; regs = NULL; } else { sf = (struct stack_frame *) state->sp; - sp = READ_ONCE_TASK_STACK(state->task, sf->back_chain); + sp = READ_ONCE_NOCHECK(sf->back_chain); if (likely(sp)) { /* Non-zero back-chain points to the previous frame */ if (unlikely(outside_of_stack(state, sp))) { @@ -65,7 +65,7 @@ bool unwind_next_frame(struct unwind_state *state) goto out_err; } sf = (struct stack_frame *) sp; - ip = READ_ONCE_TASK_STACK(state->task, sf->gprs[8]); + ip = READ_ONCE_NOCHECK(sf->gprs[8]); reliable = true; } else { /* No back-chain, look for a pt_regs structure */ @@ -73,9 +73,9 @@ bool unwind_next_frame(struct unwind_state *state) if (!on_stack(info, sp, sizeof(struct pt_regs))) goto out_stop; regs = (struct pt_regs *) sp; - if (user_mode(regs)) + if (READ_ONCE_NOCHECK(regs->psw.mask) & PSW_MASK_PSTATE) goto out_stop; - ip = READ_ONCE_TASK_STACK(state->task, regs->psw.addr); + ip = READ_ONCE_NOCHECK(regs->psw.addr); reliable = true; } } @@ -132,11 +132,11 @@ void __unwind_start(struct unwind_state *state, struct task_struct *task, /* Get the instruction pointer from pt_regs or the stack frame */ if (regs) { - ip = READ_ONCE_TASK_STACK(state->task, regs->psw.addr); + ip = READ_ONCE_NOCHECK(regs->psw.addr); reliable = true; } else { sf = (struct stack_frame *) sp; - ip = READ_ONCE_TASK_STACK(state->task, sf->gprs[8]); + ip = READ_ONCE_NOCHECK(sf->gprs[8]); reliable = false; } diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index 28ebd647784c..1c4113f0f2a8 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -2461,6 +2461,9 @@ int kvm_arch_init_vm(struct kvm *kvm, unsigned long type) set_kvm_facility(kvm->arch.model.fac_list, 147); } + if (css_general_characteristics.aiv && test_facility(65)) + set_kvm_facility(kvm->arch.model.fac_mask, 65); + kvm->arch.model.cpuid = kvm_s390_get_initial_cpuid(); kvm->arch.model.ibc = sclp.ibc & 0x0fff; diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c index 8679bd74d337..ed52ffa8d5d4 100644 --- a/arch/s390/kvm/priv.c +++ b/arch/s390/kvm/priv.c @@ -27,6 +27,7 @@ #include <asm/io.h> #include <asm/ptrace.h> #include <asm/sclp.h> +#include <asm/ap.h> #include "gaccess.h" #include "kvm-s390.h" #include "trace.h" @@ -592,6 +593,89 @@ static int handle_io_inst(struct kvm_vcpu *vcpu) } } +/* + * handle_pqap: Handling pqap interception + * @vcpu: the vcpu having issue the pqap instruction + * + * We now support PQAP/AQIC instructions and we need to correctly + * answer the guest even if no dedicated driver's hook is available. + * + * The intercepting code calls a dedicated callback for this instruction + * if a driver did register one in the CRYPTO satellite of the + * SIE block. + * + * If no callback is available, the queues are not available, return this + * response code to the caller and set CC to 3. + * Else return the response code returned by the callback. + */ +static int handle_pqap(struct kvm_vcpu *vcpu) +{ + struct ap_queue_status status = {}; + unsigned long reg0; + int ret; + uint8_t fc; + + /* Verify that the AP instruction are available */ + if (!ap_instructions_available()) + return -EOPNOTSUPP; + /* Verify that the guest is allowed to use AP instructions */ + if (!(vcpu->arch.sie_block->eca & ECA_APIE)) + return -EOPNOTSUPP; + /* + * The only possibly intercepted functions when AP instructions are + * available for the guest are AQIC and TAPQ with the t bit set + * since we do not set IC.3 (FIII) we currently will only intercept + * the AQIC function code. + */ + reg0 = vcpu->run->s.regs.gprs[0]; + fc = (reg0 >> 24) & 0xff; + if (WARN_ON_ONCE(fc != 0x03)) + return -EOPNOTSUPP; + + /* PQAP instruction is allowed for guest kernel only */ + if (vcpu->arch.sie_block->gpsw.mask & PSW_MASK_PSTATE) + return kvm_s390_inject_program_int(vcpu, PGM_PRIVILEGED_OP); + + /* Common PQAP instruction specification exceptions */ + /* bits 41-47 must all be zeros */ + if (reg0 & 0x007f0000UL) + return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); + /* APFT not install and T bit set */ + if (!test_kvm_facility(vcpu->kvm, 15) && (reg0 & 0x00800000UL)) + return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); + /* APXA not installed and APID greater 64 or APQI greater 16 */ + if (!(vcpu->kvm->arch.crypto.crycbd & 0x02) && (reg0 & 0x0000c0f0UL)) + return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); + + /* AQIC function code specific exception */ + /* facility 65 not present for AQIC function code */ + if (!test_kvm_facility(vcpu->kvm, 65)) + return kvm_s390_inject_program_int(vcpu, PGM_SPECIFICATION); + + /* + * Verify that the hook callback is registered, lock the owner + * and call the hook. + */ + if (vcpu->kvm->arch.crypto.pqap_hook) { + if (!try_module_get(vcpu->kvm->arch.crypto.pqap_hook->owner)) + return -EOPNOTSUPP; + ret = vcpu->kvm->arch.crypto.pqap_hook->hook(vcpu); + module_put(vcpu->kvm->arch.crypto.pqap_hook->owner); + if (!ret && vcpu->run->s.regs.gprs[1] & 0x00ff0000) + kvm_s390_set_psw_cc(vcpu, 3); + return ret; + } + /* + * A vfio_driver must register a hook. + * No hook means no driver to enable the SIE CRYCB and no queues. + * We send this response to the guest. + */ + status.response_code = 0x01; + memcpy(&vcpu->run->s.regs.gprs[1], &status, sizeof(status)); + kvm_s390_set_psw_cc(vcpu, 3); + return 0; +} + static int handle_stfl(struct kvm_vcpu *vcpu) { int rc; @@ -878,6 +962,8 @@ int kvm_s390_handle_b2(struct kvm_vcpu *vcpu) return handle_sthyi(vcpu); case 0x7d: return handle_stsi(vcpu); + case 0xaf: + return handle_pqap(vcpu); case 0xb1: return handle_stfl(vcpu); case 0xb2: diff --git a/arch/s390/lib/Makefile b/arch/s390/lib/Makefile index 5418d10dc2a8..a1ec63abfb95 100644 --- a/arch/s390/lib/Makefile +++ b/arch/s390/lib/Makefile @@ -3,9 +3,8 @@ # Makefile for s390-specific library files.. # -lib-y += delay.o string.o uaccess.o find.o +lib-y += delay.o string.o uaccess.o find.o spinlock.o obj-y += mem.o xor.o -lib-$(CONFIG_SMP) += spinlock.o lib-$(CONFIG_KPROBES) += probes.o lib-$(CONFIG_UPROBES) += probes.o diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c index 14d1eae9fe43..f0bee6af3960 100644 --- a/arch/s390/mm/init.c +++ b/arch/s390/mm/init.c @@ -18,6 +18,7 @@ #include <linux/mman.h> #include <linux/mm.h> #include <linux/swap.h> +#include <linux/swiotlb.h> #include <linux/smp.h> #include <linux/init.h> #include <linux/pagemap.h> @@ -29,6 +30,7 @@ #include <linux/export.h> #include <linux/cma.h> #include <linux/gfp.h> +#include <linux/dma-mapping.h> #include <asm/processor.h> #include <linux/uaccess.h> #include <asm/pgtable.h> @@ -42,6 +44,8 @@ #include <asm/sclp.h> #include <asm/set_memory.h> #include <asm/kasan.h> +#include <asm/dma-mapping.h> +#include <asm/uv.h> pgd_t swapper_pg_dir[PTRS_PER_PGD] __section(.bss..swapper_pg_dir); @@ -128,6 +132,47 @@ void mark_rodata_ro(void) pr_info("Write protected read-only-after-init data: %luk\n", size >> 10); } +int set_memory_encrypted(unsigned long addr, int numpages) +{ + int i; + + /* make specified pages unshared, (swiotlb, dma_free) */ + for (i = 0; i < numpages; ++i) { + uv_remove_shared(addr); + addr += PAGE_SIZE; + } + return 0; +} + +int set_memory_decrypted(unsigned long addr, int numpages) +{ + int i; + /* make specified pages shared (swiotlb, dma_alloca) */ + for (i = 0; i < numpages; ++i) { + uv_set_shared(addr); + addr += PAGE_SIZE; + } + return 0; +} + +/* are we a protected virtualization guest? */ +bool sev_active(void) +{ + return is_prot_virt_guest(); +} + +/* protected virtualization */ +static void pv_init(void) +{ + if (!is_prot_virt_guest()) + return; + + /* make sure bounce buffers are shared */ + swiotlb_init(1); + swiotlb_update_mem_attributes(); + swiotlb_force = SWIOTLB_FORCE; +} + void __init mem_init(void) { cpumask_set_cpu(0, &init_mm.context.cpu_attach_mask); @@ -136,6 +181,8 @@ void __init mem_init(void) set_max_mapnr(max_low_pfn); high_memory = (void *) __va(max_low_pfn * PAGE_SIZE); + pv_init(); + /* Setup guest page hinting */ cmma_init(); diff --git a/arch/s390/mm/maccess.c b/arch/s390/mm/maccess.c index 818deeb1ebc3..1864a8bb9622 100644 --- a/arch/s390/mm/maccess.c +++ b/arch/s390/mm/maccess.c @@ -52,21 +52,22 @@ static notrace long s390_kernel_write_odd(void *dst, const void *src, size_t siz * Therefore we have a read-modify-write sequence: the function reads eight * bytes from destination at an eight byte boundary, modifies the bytes * requested and writes the result back in a loop. - * - * Note: this means that this function may not be called concurrently on - * several cpus with overlapping words, since this may potentially - * cause data corruption. */ +static DEFINE_SPINLOCK(s390_kernel_write_lock); + void notrace s390_kernel_write(void *dst, const void *src, size_t size) { + unsigned long flags; long copied; + spin_lock_irqsave(&s390_kernel_write_lock, flags); while (size) { copied = s390_kernel_write_odd(dst, src, size); dst += copied; src += copied; size -= copied; } + spin_unlock_irqrestore(&s390_kernel_write_lock, flags); } static int __memcpy_real(void *dest, void *src, size_t count) diff --git a/arch/s390/mm/mmap.c b/arch/s390/mm/mmap.c index 687f2a4d3459..cbc718ba6d78 100644 --- a/arch/s390/mm/mmap.c +++ b/arch/s390/mm/mmap.c @@ -24,8 +24,6 @@ static unsigned long stack_maxrandom_size(void) { if (!(current->flags & PF_RANDOMIZE)) return 0; - if (current->personality & ADDR_NO_RANDOMIZE) - return 0; return STACK_RND_MASK << PAGE_SHIFT; } diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c index 86ca7f88fb22..b8a64cbb5dea 100644 --- a/arch/s390/pci/pci.c +++ b/arch/s390/pci/pci.c @@ -421,12 +421,12 @@ static void zpci_map_resources(struct pci_dev *pdev) if (!len) continue; - if (static_branch_likely(&have_mio)) + if (zpci_use_mio(zdev)) pdev->resource[i].start = (resource_size_t __force) zdev->bars[i].mio_wb; else - pdev->resource[i].start = - (resource_size_t __force) pci_iomap(pdev, i, 0); + pdev->resource[i].start = (resource_size_t __force) + pci_iomap_range_fh(pdev, i, 0, 0); pdev->resource[i].end = pdev->resource[i].start + len - 1; } @@ -444,18 +444,19 @@ static void zpci_map_resources(struct pci_dev *pdev) static void zpci_unmap_resources(struct pci_dev *pdev) { + struct zpci_dev *zdev = to_zpci(pdev); resource_size_t len; int i; - if (static_branch_likely(&have_mio)) + if (zpci_use_mio(zdev)) return; for (i = 0; i < PCI_BAR_COUNT; i++) { len = pci_resource_len(pdev, i); if (!len) continue; - pci_iounmap(pdev, (void __iomem __force *) - pdev->resource[i].start); + pci_iounmap_fh(pdev, (void __iomem __force *) + pdev->resource[i].start); } } @@ -528,7 +529,7 @@ static int zpci_setup_bus_resources(struct zpci_dev *zdev, if (zdev->bars[i].val & 4) flags |= IORESOURCE_MEM_64; - if (static_branch_likely(&have_mio)) + if (zpci_use_mio(zdev)) addr = (unsigned long) zdev->bars[i].mio_wb; else addr = ZPCI_ADDR(entry); diff --git a/arch/s390/pci/pci_clp.c b/arch/s390/pci/pci_clp.c index d03631dba7c2..9bdff4defef1 100644 --- a/arch/s390/pci/pci_clp.c +++ b/arch/s390/pci/pci_clp.c @@ -291,7 +291,7 @@ int clp_enable_fh(struct zpci_dev *zdev, u8 nr_dma_as) goto out; zdev->fh = fh; - if (zdev->mio_capable) { + if (zpci_use_mio(zdev)) { rc = clp_set_pci_fn(&fh, nr_dma_as, CLP_SET_ENABLE_MIO); zpci_dbg(3, "ena mio fid:%x, fh:%x, rc:%d\n", zdev->fid, fh, rc); if (rc) diff --git a/arch/s390/purgatory/.gitignore b/arch/s390/purgatory/.gitignore index e9e66f178a6d..04a03433c720 100644 --- a/arch/s390/purgatory/.gitignore +++ b/arch/s390/purgatory/.gitignore @@ -1,2 +1,3 @@ -kexec-purgatory.c +purgatory +purgatory.lds purgatory.ro diff --git a/arch/s390/tools/Makefile b/arch/s390/tools/Makefile index 2342b84b3386..b5e35e8f999a 100644 --- a/arch/s390/tools/Makefile +++ b/arch/s390/tools/Makefile @@ -6,7 +6,6 @@ kapi := arch/$(ARCH)/include/generated/asm kapi-hdrs-y := $(kapi)/facility-defs.h $(kapi)/dis-defs.h -targets += $(addprefix ../../../,$(kapi-hdrs-y)) PHONY += kapi kapi: $(kapi-hdrs-y) @@ -14,11 +13,7 @@ kapi: $(kapi-hdrs-y) hostprogs-y += gen_facilities hostprogs-y += gen_opcode_table -HOSTCFLAGS_gen_facilities.o += -Wall $(LINUXINCLUDE) -HOSTCFLAGS_gen_opcode_table.o += -Wall $(LINUXINCLUDE) - -# Ensure output directory exists -_dummy := $(shell [ -d '$(kapi)' ] || mkdir -p '$(kapi)') +HOSTCFLAGS_gen_facilities.o += $(LINUXINCLUDE) filechk_facility-defs.h = $(obj)/gen_facilities diff --git a/arch/s390/tools/opcodes.txt b/arch/s390/tools/opcodes.txt index 64638b764d1c..46d8ed96cf06 100644 --- a/arch/s390/tools/opcodes.txt +++ b/arch/s390/tools/opcodes.txt @@ -520,6 +520,9 @@ b92e km RRE_RR b92f kmc RRE_RR b930 cgfr RRE_RR b931 clgfr RRE_RR +b938 sortl RRE_RR +b939 dfltcc RRF_R0RR2 +b93a kdsa RRE_RR b93c ppno RRE_RR b93e kimd RRE_RR b93f klmd RRE_RR @@ -538,8 +541,16 @@ b95a cxlgtr RRF_UUFR b95b cxlftr RRF_UUFR b960 cgrt RRF_U0RR b961 clgrt RRF_U0RR +b964 nngrk RRF_R0RR2 +b965 ocgrk RRF_R0RR2 +b966 nogrk RRF_R0RR2 +b967 nxgrk RRF_R0RR2 b972 crt RRF_U0RR b973 clrt RRF_U0RR +b974 nnrk RRF_R0RR2 +b975 ocrk RRF_R0RR2 +b976 nork RRF_R0RR2 +b977 nxrk RRF_R0RR2 b980 ngr RRE_RR b981 ogr RRE_RR b982 xgr RRE_RR @@ -573,6 +584,7 @@ b99f ssair RRE_R0 b9a0 clp RRF_U0RR b9a1 tpei RRE_RR b9a2 ptf RRE_R0 +b9a4 uvc RRF_URR b9aa lptea RRF_RURR2 b9ab essa RRF_U0RR b9ac irbm RRE_RR @@ -585,6 +597,7 @@ b9b3 cu42 RRE_RR b9bd trtre RRF_U0RR b9be srstu RRE_RR b9bf trte RRF_U0RR +b9c0 selhhhr RRF_RURR b9c8 ahhhr RRF_R0RR2 b9c9 shhhr RRF_R0RR2 b9ca alhhhr RRF_R0RR2 @@ -594,6 +607,9 @@ b9cf clhhr RRE_RR b9d0 pcistg RRE_RR b9d2 pcilg RRE_RR b9d3 rpcit RRE_RR +b9d4 pcistgi RRE_RR +b9d5 pciwb RRE_00 +b9d6 pcilgi RRE_RR b9d8 ahhlr RRF_R0RR2 b9d9 shhlr RRF_R0RR2 b9da alhhlr RRF_R0RR2 @@ -601,9 +617,11 @@ b9db slhhlr RRF_R0RR2 b9dd chlr RRE_RR b9df clhlr RRE_RR b9e0 locfhr RRF_U0RR -b9e1 popcnt RRE_RR +b9e1 popcnt RRF_U0RR b9e2 locgr RRF_U0RR +b9e3 selgr RRF_RURR b9e4 ngrk RRF_R0RR2 +b9e5 ncgrk RRF_R0RR2 b9e6 ogrk RRF_R0RR2 b9e7 xgrk RRF_R0RR2 b9e8 agrk RRF_R0RR2 @@ -612,8 +630,10 @@ b9ea algrk RRF_R0RR2 b9eb slgrk RRF_R0RR2 b9ec mgrk RRF_R0RR2 b9ed msgrkc RRF_R0RR2 +b9f0 selr RRF_RURR b9f2 locr RRF_U0RR b9f4 nrk RRF_R0RR2 +b9f5 ncrk RRF_R0RR2 b9f6 ork RRF_R0RR2 b9f7 xrk RRF_R0RR2 b9f8 ark RRF_R0RR2 @@ -822,6 +842,7 @@ e3d4 stpcifc RXY_RRRD e500 lasp SSE_RDRD e501 tprot SSE_RDRD e502 strag SSE_RDRD +e50a mvcrl SSE_RDRD e50e mvcsk SSE_RDRD e50f mvcdk SSE_RDRD e544 mvhhi SIL_RDI @@ -835,6 +856,18 @@ e55c chsi SIL_RDI e55d clfhsi SIL_RDU e560 tbegin SIL_RDU e561 tbeginc SIL_RDU +e601 vlebrh VRX_VRRDU +e602 vlebrg VRX_VRRDU +e603 vlebrf VRX_VRRDU +e604 vllebrz VRX_VRRDU +e605 vlbrrep VRX_VRRDU +e606 vlbr VRX_VRRDU +e607 vler VRX_VRRDU +e609 vstebrh VRX_VRRDU +e60a vstebrg VRX_VRRDU +e60b vstebrf VRX_VRRDU +e60e vstbr VRX_VRRDU +e60f vster VRX_VRRDU e634 vpkz VSI_URDV e635 vlrl VSI_URDV e637 vlrlr VRS_RRDV @@ -842,8 +875,8 @@ e63c vupkz VSI_URDV e63d vstrl VSI_URDV e63f vstrlr VRS_RRDV e649 vlip VRI_V0UU2 -e650 vcvb VRR_RV0U -e652 vcvbg VRR_RV0U +e650 vcvb VRR_RV0UU +e652 vcvbg VRR_RV0UU e658 vcvd VRI_VR0UU e659 vsrp VRI_VVUUU2 e65a vcvdg VRI_VR0UU @@ -863,13 +896,13 @@ e702 vleg VRX_VRRDU e703 vlef VRX_VRRDU e704 vllez VRX_VRRDU e705 vlrep VRX_VRRDU -e706 vl VRX_VRRD +e706 vl VRX_VRRDU e707 vlbb VRX_VRRDU e708 vsteb VRX_VRRDU e709 vsteh VRX_VRRDU e70a vsteg VRX_VRRDU e70b vstef VRX_VRRDU -e70e vst VRX_VRRD +e70e vst VRX_VRRDU e712 vgeg VRV_VVXRDU e713 vgef VRV_VVXRDU e71a vsceg VRV_VVXRDU @@ -879,11 +912,11 @@ e722 vlvg VRS_VRRDU e727 lcbb RXE_RRRDU e730 vesl VRS_VVRDU e733 verll VRS_VVRDU -e736 vlm VRS_VVRD +e736 vlm VRS_VVRDU e737 vll VRS_VRRD e738 vesrl VRS_VVRDU e73a vesra VRS_VVRDU -e73e vstm VRS_VVRD +e73e vstm VRS_VVRDU e73f vstl VRS_VRRD e740 vleib VRI_V0IU e741 vleih VRI_V0IU @@ -932,7 +965,10 @@ e781 vfene VRR_VVV0U0U e782 vfae VRR_VVV0U0U e784 vpdi VRR_VVV0U e785 vbperm VRR_VVV +e786 vsld VRI_VVV0U +e787 vsrd VRI_VVV0U e78a vstrc VRR_VVVUU0V +e78b vstrs VRR_VVVUU0V e78c vperm VRR_VVV0V e78d vsel VRR_VVV0V e78e vfms VRR_VVVU0UV @@ -1060,6 +1096,7 @@ eb9b stamy RSY_AARD ebc0 tp RSL_R0RD ebd0 pcistb RSY_RRRD ebd1 sic RSY_RRRD +ebd4 pcistbi RSY_RRRD ebdc srak RSY_RRRD ebdd slak RSY_RRRD ebde srlk RSY_RRRD diff --git a/arch/x86/entry/common.c b/arch/x86/entry/common.c index 2418804e66b4..536b574b6161 100644 --- a/arch/x86/entry/common.c +++ b/arch/x86/entry/common.c @@ -72,23 +72,18 @@ static long syscall_trace_enter(struct pt_regs *regs) struct thread_info *ti = current_thread_info(); unsigned long ret = 0; - bool emulated = false; u32 work; if (IS_ENABLED(CONFIG_DEBUG_ENTRY)) BUG_ON(regs != task_pt_regs(current)); - work = READ_ONCE(ti->flags) & _TIF_WORK_SYSCALL_ENTRY; + work = READ_ONCE(ti->flags); - if (unlikely(work & _TIF_SYSCALL_EMU)) - emulated = true; - - if ((emulated || (work & _TIF_SYSCALL_TRACE)) && - tracehook_report_syscall_entry(regs)) - return -1L; - - if (emulated) - return -1L; + if (work & (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_EMU)) { + ret = tracehook_report_syscall_entry(regs); + if (ret || (work & _TIF_SYSCALL_EMU)) + return -1L; + } #ifdef CONFIG_SECCOMP /* diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c index f315425d8468..3cd94a21bd53 100644 --- a/arch/x86/events/core.c +++ b/arch/x86/events/core.c @@ -561,14 +561,14 @@ int x86_pmu_hw_config(struct perf_event *event) } /* sample_regs_user never support XMM registers */ - if (unlikely(event->attr.sample_regs_user & PEBS_XMM_REGS)) + if (unlikely(event->attr.sample_regs_user & PERF_REG_EXTENDED_MASK)) return -EINVAL; /* * Besides the general purpose registers, XMM registers may * be collected in PEBS on some platforms, e.g. Icelake */ - if (unlikely(event->attr.sample_regs_intr & PEBS_XMM_REGS)) { - if (x86_pmu.pebs_no_xmm_regs) + if (unlikely(event->attr.sample_regs_intr & PERF_REG_EXTENDED_MASK)) { + if (!(event->pmu->capabilities & PERF_PMU_CAP_EXTENDED_REGS)) return -EINVAL; if (!event->attr.precise_ip) @@ -2402,13 +2402,13 @@ perf_callchain_kernel(struct perf_callchain_entry_ctx *entry, struct pt_regs *re return; } - if (perf_hw_regs(regs)) { - if (perf_callchain_store(entry, regs->ip)) - return; + if (perf_callchain_store(entry, regs->ip)) + return; + + if (perf_hw_regs(regs)) unwind_start(&state, current, regs, NULL); - } else { + else unwind_start(&state, current, NULL, (void *)regs->sp); - } for (; !unwind_done(&state); unwind_next_frame(&state)) { addr = unwind_get_return_address(&state); diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c index 7acc526b4ad2..505c73dc6a73 100644 --- a/arch/x86/events/intel/ds.c +++ b/arch/x86/events/intel/ds.c @@ -987,7 +987,7 @@ static u64 pebs_update_adaptive_cfg(struct perf_event *event) pebs_data_cfg |= PEBS_DATACFG_GP; if ((sample_type & PERF_SAMPLE_REGS_INTR) && - (attr->sample_regs_intr & PEBS_XMM_REGS)) + (attr->sample_regs_intr & PERF_REG_EXTENDED_MASK)) pebs_data_cfg |= PEBS_DATACFG_XMMS; if (sample_type & PERF_SAMPLE_BRANCH_STACK) { @@ -1964,10 +1964,9 @@ void __init intel_ds_init(void) x86_pmu.bts = boot_cpu_has(X86_FEATURE_BTS); x86_pmu.pebs = boot_cpu_has(X86_FEATURE_PEBS); x86_pmu.pebs_buffer_size = PEBS_BUFFER_SIZE; - if (x86_pmu.version <= 4) { + if (x86_pmu.version <= 4) x86_pmu.pebs_no_isolation = 1; - x86_pmu.pebs_no_xmm_regs = 1; - } + if (x86_pmu.pebs) { char pebs_type = x86_pmu.intel_cap.pebs_trap ? '+' : '-'; char *pebs_qual = ""; @@ -2020,9 +2019,9 @@ void __init intel_ds_init(void) PERF_SAMPLE_TIME; x86_pmu.flags |= PMU_FL_PEBS_ALL; pebs_qual = "-baseline"; + x86_get_pmu()->capabilities |= PERF_PMU_CAP_EXTENDED_REGS; } else { /* Only basic record supported */ - x86_pmu.pebs_no_xmm_regs = 1; x86_pmu.large_pebs_flags &= ~(PERF_SAMPLE_ADDR | PERF_SAMPLE_TIME | diff --git a/arch/x86/events/perf_event.h b/arch/x86/events/perf_event.h index a6ac2f4f76fc..4e346856ee19 100644 --- a/arch/x86/events/perf_event.h +++ b/arch/x86/events/perf_event.h @@ -121,24 +121,6 @@ struct amd_nb { (1ULL << PERF_REG_X86_R14) | \ (1ULL << PERF_REG_X86_R15)) -#define PEBS_XMM_REGS \ - ((1ULL << PERF_REG_X86_XMM0) | \ - (1ULL << PERF_REG_X86_XMM1) | \ - (1ULL << PERF_REG_X86_XMM2) | \ - (1ULL << PERF_REG_X86_XMM3) | \ - (1ULL << PERF_REG_X86_XMM4) | \ - (1ULL << PERF_REG_X86_XMM5) | \ - (1ULL << PERF_REG_X86_XMM6) | \ - (1ULL << PERF_REG_X86_XMM7) | \ - (1ULL << PERF_REG_X86_XMM8) | \ - (1ULL << PERF_REG_X86_XMM9) | \ - (1ULL << PERF_REG_X86_XMM10) | \ - (1ULL << PERF_REG_X86_XMM11) | \ - (1ULL << PERF_REG_X86_XMM12) | \ - (1ULL << PERF_REG_X86_XMM13) | \ - (1ULL << PERF_REG_X86_XMM14) | \ - (1ULL << PERF_REG_X86_XMM15)) - /* * Per register state. */ @@ -668,8 +650,7 @@ struct x86_pmu { pebs_broken :1, pebs_prec_dist :1, pebs_no_tlb :1, - pebs_no_isolation :1, - pebs_no_xmm_regs :1; + pebs_no_isolation :1; int pebs_record_size; int pebs_buffer_size; int max_pebs_events; diff --git a/arch/x86/include/uapi/asm/perf_regs.h b/arch/x86/include/uapi/asm/perf_regs.h index ac67bbea10ca..7c9d2bb3833b 100644 --- a/arch/x86/include/uapi/asm/perf_regs.h +++ b/arch/x86/include/uapi/asm/perf_regs.h @@ -52,4 +52,7 @@ enum perf_event_x86_regs { /* These include both GPRs and XMMX registers */ PERF_REG_X86_XMM_MAX = PERF_REG_X86_XMM15 + 2, }; + +#define PERF_REG_EXTENDED_MASK (~((1ULL << PERF_REG_X86_XMM0) - 1)) + #endif /* _ASM_X86_PERF_REGS_H */ diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index 177aa8ef2afa..85be316665b4 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -1464,7 +1464,8 @@ static void apic_pending_intr_clear(void) if (queued) { if (boot_cpu_has(X86_FEATURE_TSC) && cpu_khz) { ntsc = rdtsc(); - max_loops = (cpu_khz << 10) - (ntsc - tsc); + max_loops = (long long)cpu_khz << 10; + max_loops -= ntsc - tsc; } else { max_loops--; } diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c index 03b4cc0ec3a7..66ca906aa790 100644 --- a/arch/x86/kernel/cpu/bugs.c +++ b/arch/x86/kernel/cpu/bugs.c @@ -836,6 +836,16 @@ static enum ssb_mitigation __init __ssb_select_mitigation(void) } /* + * If SSBD is controlled by the SPEC_CTRL MSR, then set the proper + * bit in the mask to allow guests to use the mitigation even in the + * case where the host does not enable it. + */ + if (static_cpu_has(X86_FEATURE_SPEC_CTRL_SSBD) || + static_cpu_has(X86_FEATURE_AMD_SSBD)) { + x86_spec_ctrl_mask |= SPEC_CTRL_SSBD; + } + + /* * We have three CPU feature flags that are in play here: * - X86_BUG_SPEC_STORE_BYPASS - CPU is susceptible. * - X86_FEATURE_SSBD - CPU is able to turn off speculative store bypass @@ -852,7 +862,6 @@ static enum ssb_mitigation __init __ssb_select_mitigation(void) x86_amd_ssb_disable(); } else { x86_spec_ctrl_base |= SPEC_CTRL_SSBD; - x86_spec_ctrl_mask |= SPEC_CTRL_SSBD; wrmsrl(MSR_IA32_SPEC_CTRL, x86_spec_ctrl_base); } } diff --git a/arch/x86/kernel/cpu/microcode/core.c b/arch/x86/kernel/cpu/microcode/core.c index a813987b5552..cb0fdcaf1415 100644 --- a/arch/x86/kernel/cpu/microcode/core.c +++ b/arch/x86/kernel/cpu/microcode/core.c @@ -789,13 +789,16 @@ static struct syscore_ops mc_syscore_ops = { .resume = mc_bp_resume, }; -static int mc_cpu_online(unsigned int cpu) +static int mc_cpu_starting(unsigned int cpu) { - struct device *dev; - - dev = get_cpu_device(cpu); microcode_update_cpu(cpu); pr_debug("CPU%d added\n", cpu); + return 0; +} + +static int mc_cpu_online(unsigned int cpu) +{ + struct device *dev = get_cpu_device(cpu); if (sysfs_create_group(&dev->kobj, &mc_attr_group)) pr_err("Failed to create group for CPU%d\n", cpu); @@ -872,7 +875,9 @@ int __init microcode_init(void) goto out_ucode_group; register_syscore_ops(&mc_syscore_ops); - cpuhp_setup_state_nocalls(CPUHP_AP_MICROCODE_LOADER, "x86/microcode:online", + cpuhp_setup_state_nocalls(CPUHP_AP_MICROCODE_LOADER, "x86/microcode:starting", + mc_cpu_starting, NULL); + cpuhp_setup_state_nocalls(CPUHP_AP_ONLINE_DYN, "x86/microcode:online", mc_cpu_online, mc_cpu_down_prep); pr_info("Microcode Update Driver: v%s.", DRIVER_VERSION); diff --git a/arch/x86/kernel/cpu/resctrl/rdtgroup.c b/arch/x86/kernel/cpu/resctrl/rdtgroup.c index 2131b8bbaad7..2f4824793798 100644 --- a/arch/x86/kernel/cpu/resctrl/rdtgroup.c +++ b/arch/x86/kernel/cpu/resctrl/rdtgroup.c @@ -796,8 +796,12 @@ static int rdt_bit_usage_show(struct kernfs_open_file *of, struct seq_file *seq, void *v) { struct rdt_resource *r = of->kn->parent->priv; - u32 sw_shareable = 0, hw_shareable = 0; - u32 exclusive = 0, pseudo_locked = 0; + /* + * Use unsigned long even though only 32 bits are used to ensure + * test_bit() is used safely. + */ + unsigned long sw_shareable = 0, hw_shareable = 0; + unsigned long exclusive = 0, pseudo_locked = 0; struct rdt_domain *dom; int i, hwb, swb, excl, psl; enum rdtgrp_mode mode; @@ -842,10 +846,10 @@ static int rdt_bit_usage_show(struct kernfs_open_file *of, } for (i = r->cache.cbm_len - 1; i >= 0; i--) { pseudo_locked = dom->plr ? dom->plr->cbm : 0; - hwb = test_bit(i, (unsigned long *)&hw_shareable); - swb = test_bit(i, (unsigned long *)&sw_shareable); - excl = test_bit(i, (unsigned long *)&exclusive); - psl = test_bit(i, (unsigned long *)&pseudo_locked); + hwb = test_bit(i, &hw_shareable); + swb = test_bit(i, &sw_shareable); + excl = test_bit(i, &exclusive); + psl = test_bit(i, &pseudo_locked); if (hwb && swb) seq_putc(seq, 'X'); else if (hwb && !swb) @@ -2486,26 +2490,19 @@ out_destroy: */ static void cbm_ensure_valid(u32 *_val, struct rdt_resource *r) { - /* - * Convert the u32 _val to an unsigned long required by all the bit - * operations within this function. No more than 32 bits of this - * converted value can be accessed because all bit operations are - * additionally provided with cbm_len that is initialized during - * hardware enumeration using five bits from the EAX register and - * thus never can exceed 32 bits. - */ - unsigned long *val = (unsigned long *)_val; + unsigned long val = *_val; unsigned int cbm_len = r->cache.cbm_len; unsigned long first_bit, zero_bit; - if (*val == 0) + if (val == 0) return; - first_bit = find_first_bit(val, cbm_len); - zero_bit = find_next_zero_bit(val, cbm_len, first_bit); + first_bit = find_first_bit(&val, cbm_len); + zero_bit = find_next_zero_bit(&val, cbm_len, first_bit); /* Clear any remaining bits to ensure contiguous region */ - bitmap_clear(val, zero_bit, cbm_len - zero_bit); + bitmap_clear(&val, zero_bit, cbm_len - zero_bit); + *_val = (u32)val; } /* diff --git a/arch/x86/kernel/ftrace.c b/arch/x86/kernel/ftrace.c index 0927bb158ffc..76228525acd0 100644 --- a/arch/x86/kernel/ftrace.c +++ b/arch/x86/kernel/ftrace.c @@ -22,6 +22,7 @@ #include <linux/init.h> #include <linux/list.h> #include <linux/module.h> +#include <linux/memory.h> #include <trace/syscall.h> @@ -34,16 +35,25 @@ #ifdef CONFIG_DYNAMIC_FTRACE int ftrace_arch_code_modify_prepare(void) + __acquires(&text_mutex) { + /* + * Need to grab text_mutex to prevent a race from module loading + * and live kernel patching from changing the text permissions while + * ftrace has it set to "read/write". + */ + mutex_lock(&text_mutex); set_kernel_text_rw(); set_all_modules_text_rw(); return 0; } int ftrace_arch_code_modify_post_process(void) + __releases(&text_mutex) { set_all_modules_text_ro(); set_kernel_text_ro(); + mutex_unlock(&text_mutex); return 0; } diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c index 16b1cbd3a61e..29ffa495bd1c 100644 --- a/arch/x86/kernel/head64.c +++ b/arch/x86/kernel/head64.c @@ -184,24 +184,25 @@ unsigned long __head __startup_64(unsigned long physaddr, pgtable_flags = _KERNPG_TABLE_NOENC + sme_get_me_mask(); if (la57) { - p4d = fixup_pointer(early_dynamic_pgts[next_early_pgt++], physaddr); + p4d = fixup_pointer(early_dynamic_pgts[(*next_pgt_ptr)++], + physaddr); i = (physaddr >> PGDIR_SHIFT) % PTRS_PER_PGD; pgd[i + 0] = (pgdval_t)p4d + pgtable_flags; pgd[i + 1] = (pgdval_t)p4d + pgtable_flags; - i = (physaddr >> P4D_SHIFT) % PTRS_PER_P4D; - p4d[i + 0] = (pgdval_t)pud + pgtable_flags; - p4d[i + 1] = (pgdval_t)pud + pgtable_flags; + i = physaddr >> P4D_SHIFT; + p4d[(i + 0) % PTRS_PER_P4D] = (pgdval_t)pud + pgtable_flags; + p4d[(i + 1) % PTRS_PER_P4D] = (pgdval_t)pud + pgtable_flags; } else { i = (physaddr >> PGDIR_SHIFT) % PTRS_PER_PGD; pgd[i + 0] = (pgdval_t)pud + pgtable_flags; pgd[i + 1] = (pgdval_t)pud + pgtable_flags; } - i = (physaddr >> PUD_SHIFT) % PTRS_PER_PUD; - pud[i + 0] = (pudval_t)pmd + pgtable_flags; - pud[i + 1] = (pudval_t)pmd + pgtable_flags; + i = physaddr >> PUD_SHIFT; + pud[(i + 0) % PTRS_PER_PUD] = (pudval_t)pmd + pgtable_flags; + pud[(i + 1) % PTRS_PER_PUD] = (pudval_t)pmd + pgtable_flags; pmd_entry = __PAGE_KERNEL_LARGE_EXEC & ~_PAGE_GLOBAL; /* Filter out unsupported __PAGE_KERNEL_* bits: */ @@ -211,8 +212,9 @@ unsigned long __head __startup_64(unsigned long physaddr, pmd_entry += physaddr; for (i = 0; i < DIV_ROUND_UP(_end - _text, PMD_SIZE); i++) { - int idx = i + (physaddr >> PMD_SHIFT) % PTRS_PER_PMD; - pmd[idx] = pmd_entry + i * PMD_SIZE; + int idx = i + (physaddr >> PMD_SHIFT); + + pmd[idx % PTRS_PER_PMD] = pmd_entry + i * PMD_SIZE; } /* diff --git a/arch/x86/kernel/perf_regs.c b/arch/x86/kernel/perf_regs.c index 07c30ee17425..bb7e1132290b 100644 --- a/arch/x86/kernel/perf_regs.c +++ b/arch/x86/kernel/perf_regs.c @@ -74,6 +74,9 @@ u64 perf_reg_value(struct pt_regs *regs, int idx) return regs_get_register(regs, pt_regs_offset[idx]); } +#define PERF_REG_X86_RESERVED (((1ULL << PERF_REG_X86_XMM0) - 1) & \ + ~((1ULL << PERF_REG_X86_MAX) - 1)) + #ifdef CONFIG_X86_32 #define REG_NOSUPPORT ((1ULL << PERF_REG_X86_R8) | \ (1ULL << PERF_REG_X86_R9) | \ @@ -86,7 +89,7 @@ u64 perf_reg_value(struct pt_regs *regs, int idx) int perf_reg_validate(u64 mask) { - if (!mask || (mask & REG_NOSUPPORT)) + if (!mask || (mask & (REG_NOSUPPORT | PERF_REG_X86_RESERVED))) return -EINVAL; return 0; @@ -112,7 +115,7 @@ void perf_get_regs_user(struct perf_regs *regs_user, int perf_reg_validate(u64 mask) { - if (!mask || (mask & REG_NOSUPPORT)) + if (!mask || (mask & (REG_NOSUPPORT | PERF_REG_X86_RESERVED))) return -EINVAL; return 0; diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c index a166c960bc9e..36998e0c3fc4 100644 --- a/arch/x86/kernel/ptrace.c +++ b/arch/x86/kernel/ptrace.c @@ -747,9 +747,6 @@ static int ioperm_get(struct task_struct *target, void ptrace_disable(struct task_struct *child) { user_disable_single_step(child); -#ifdef TIF_SYSCALL_EMU - clear_tsk_thread_flag(child, TIF_SYSCALL_EMU); -#endif } #if defined CONFIG_X86_32 || defined CONFIG_IA32_EMULATION diff --git a/arch/x86/kernel/unwind_orc.c b/arch/x86/kernel/unwind_orc.c index 33b66b5c5aec..72b997eaa1fc 100644 --- a/arch/x86/kernel/unwind_orc.c +++ b/arch/x86/kernel/unwind_orc.c @@ -82,9 +82,9 @@ static struct orc_entry *orc_find(unsigned long ip); * But they are copies of the ftrace entries that are static and * defined in ftrace_*.S, which do have orc entries. * - * If the undwinder comes across a ftrace trampoline, then find the + * If the unwinder comes across a ftrace trampoline, then find the * ftrace function that was used to create it, and use that ftrace - * function's orc entrie, as the placement of the return code in + * function's orc entry, as the placement of the return code in * the stack will be identical. */ static struct orc_entry *orc_ftrace_find(unsigned long ip) @@ -128,6 +128,16 @@ static struct orc_entry null_orc_entry = { .type = ORC_TYPE_CALL }; +/* Fake frame pointer entry -- used as a fallback for generated code */ +static struct orc_entry orc_fp_entry = { + .type = ORC_TYPE_CALL, + .sp_reg = ORC_REG_BP, + .sp_offset = 16, + .bp_reg = ORC_REG_PREV_SP, + .bp_offset = -16, + .end = 0, +}; + static struct orc_entry *orc_find(unsigned long ip) { static struct orc_entry *orc; @@ -392,8 +402,16 @@ bool unwind_next_frame(struct unwind_state *state) * calls and calls to noreturn functions. */ orc = orc_find(state->signal ? state->ip : state->ip - 1); - if (!orc) - goto err; + if (!orc) { + /* + * As a fallback, try to assume this code uses a frame pointer. + * This is useful for generated code, like BPF, which ORC + * doesn't know about. This is just a guess, so the rest of + * the unwind is no longer considered reliable. + */ + orc = &orc_fp_entry; + state->error = true; + } /* End-of-stack check for kernel threads: */ if (orc->sp_reg == ORC_REG_UNDEFINED) { diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index a21c440ff356..4dabc318adb8 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -2339,7 +2339,7 @@ int kvm_apic_has_interrupt(struct kvm_vcpu *vcpu) struct kvm_lapic *apic = vcpu->arch.apic; u32 ppr; - if (!apic_enabled(apic)) + if (!kvm_apic_hw_enabled(apic)) return -1; __apic_update_ppr(apic, &ppr); diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c index 5f9c1a200201..46af3a5e9209 100644 --- a/arch/x86/kvm/vmx/nested.c +++ b/arch/x86/kvm/vmx/nested.c @@ -5240,9 +5240,6 @@ static int vmx_get_nested_state(struct kvm_vcpu *vcpu, vmx = to_vmx(vcpu); vmcs12 = get_vmcs12(vcpu); - if (nested_vmx_allowed(vcpu) && vmx->nested.enlightened_vmcs_enabled) - kvm_state.flags |= KVM_STATE_NESTED_EVMCS; - if (nested_vmx_allowed(vcpu) && (vmx->nested.vmxon || vmx->nested.smm.vmxon)) { kvm_state.hdr.vmx.vmxon_pa = vmx->nested.vmxon_ptr; @@ -5251,6 +5248,9 @@ static int vmx_get_nested_state(struct kvm_vcpu *vcpu, if (vmx_has_valid_vmcs12(vcpu)) { kvm_state.size += sizeof(user_vmx_nested_state->vmcs12); + if (vmx->nested.hv_evmcs) + kvm_state.flags |= KVM_STATE_NESTED_EVMCS; + if (is_guest_mode(vcpu) && nested_cpu_has_shadow_vmcs(vmcs12) && vmcs12->vmcs_link_pointer != -1ull) @@ -5350,6 +5350,15 @@ static int vmx_set_nested_state(struct kvm_vcpu *vcpu, if (kvm_state->hdr.vmx.vmcs12_pa != -1ull) return -EINVAL; + /* + * KVM_STATE_NESTED_EVMCS used to signal that KVM should + * enable eVMCS capability on vCPU. However, since then + * code was changed such that flag signals vmcs12 should + * be copied into eVMCS in guest memory. + * + * To preserve backwards compatability, allow user + * to set this flag even when there is no VMXON region. + */ if (kvm_state->flags & ~KVM_STATE_NESTED_EVMCS) return -EINVAL; } else { @@ -5358,7 +5367,7 @@ static int vmx_set_nested_state(struct kvm_vcpu *vcpu, if (!page_address_valid(vcpu, kvm_state->hdr.vmx.vmxon_pa)) return -EINVAL; - } + } if ((kvm_state->hdr.vmx.smm.flags & KVM_STATE_NESTED_SMM_GUEST_MODE) && (kvm_state->flags & KVM_STATE_NESTED_GUEST_MODE)) @@ -5373,20 +5382,21 @@ static int vmx_set_nested_state(struct kvm_vcpu *vcpu, * nor can VMLAUNCH/VMRESUME be pending. Outside SMM, SMM flags * must be zero. */ - if (is_smm(vcpu) ? kvm_state->flags : kvm_state->hdr.vmx.smm.flags) + if (is_smm(vcpu) ? + (kvm_state->flags & + (KVM_STATE_NESTED_GUEST_MODE | KVM_STATE_NESTED_RUN_PENDING)) + : kvm_state->hdr.vmx.smm.flags) return -EINVAL; if ((kvm_state->hdr.vmx.smm.flags & KVM_STATE_NESTED_SMM_GUEST_MODE) && !(kvm_state->hdr.vmx.smm.flags & KVM_STATE_NESTED_SMM_VMXON)) return -EINVAL; - vmx_leave_nested(vcpu); - if (kvm_state->flags & KVM_STATE_NESTED_EVMCS) { - if (!nested_vmx_allowed(vcpu)) + if ((kvm_state->flags & KVM_STATE_NESTED_EVMCS) && + (!nested_vmx_allowed(vcpu) || !vmx->nested.enlightened_vmcs_enabled)) return -EINVAL; - nested_enable_evmcs(vcpu, NULL); - } + vmx_leave_nested(vcpu); if (kvm_state->hdr.vmx.vmxon_pa == -1ull) return 0; diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 5e1db26b5e15..63bb1ee8258e 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1555,7 +1555,7 @@ static int set_tsc_khz(struct kvm_vcpu *vcpu, u32 user_tsc_khz, bool scale) vcpu->arch.tsc_always_catchup = 1; return 0; } else { - WARN(1, "user requested TSC rate below hardware speed\n"); + pr_warn_ratelimited("user requested TSC rate below hardware speed\n"); return -1; } } @@ -1565,8 +1565,8 @@ static int set_tsc_khz(struct kvm_vcpu *vcpu, u32 user_tsc_khz, bool scale) user_tsc_khz, tsc_khz); if (ratio == 0 || ratio >= kvm_max_tsc_scaling_ratio) { - WARN_ONCE(1, "Invalid TSC scaling ratio - virtual-tsc-khz=%u\n", - user_tsc_khz); + pr_warn_ratelimited("Invalid TSC scaling ratio - virtual-tsc-khz=%u\n", + user_tsc_khz); return -1; } diff --git a/arch/x86/lib/cache-smp.c b/arch/x86/lib/cache-smp.c index 1811fa4a1b1a..7c48ff4ae8d1 100644 --- a/arch/x86/lib/cache-smp.c +++ b/arch/x86/lib/cache-smp.c @@ -15,6 +15,7 @@ EXPORT_SYMBOL(wbinvd_on_cpu); int wbinvd_on_all_cpus(void) { - return on_each_cpu(__wbinvd, NULL, 1); + on_each_cpu(__wbinvd, NULL, 1); + return 0; } EXPORT_SYMBOL(wbinvd_on_all_cpus); diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index 693aaf28d5fe..0f01c7b1d217 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -671,23 +671,25 @@ static unsigned long __meminit phys_p4d_init(p4d_t *p4d_page, unsigned long paddr, unsigned long paddr_end, unsigned long page_size_mask, bool init) { - unsigned long paddr_next, paddr_last = paddr_end; - unsigned long vaddr = (unsigned long)__va(paddr); - int i = p4d_index(vaddr); + unsigned long vaddr, vaddr_end, vaddr_next, paddr_next, paddr_last; + + paddr_last = paddr_end; + vaddr = (unsigned long)__va(paddr); + vaddr_end = (unsigned long)__va(paddr_end); if (!pgtable_l5_enabled()) return phys_pud_init((pud_t *) p4d_page, paddr, paddr_end, page_size_mask, init); - for (; i < PTRS_PER_P4D; i++, paddr = paddr_next) { - p4d_t *p4d; + for (; vaddr < vaddr_end; vaddr = vaddr_next) { + p4d_t *p4d = p4d_page + p4d_index(vaddr); pud_t *pud; - vaddr = (unsigned long)__va(paddr); - p4d = p4d_page + p4d_index(vaddr); - paddr_next = (paddr & P4D_MASK) + P4D_SIZE; + vaddr_next = (vaddr & P4D_MASK) + P4D_SIZE; + paddr = __pa(vaddr); if (paddr >= paddr_end) { + paddr_next = __pa(vaddr_next); if (!after_bootmem && !e820__mapped_any(paddr & P4D_MASK, paddr_next, E820_TYPE_RAM) && @@ -699,13 +701,13 @@ phys_p4d_init(p4d_t *p4d_page, unsigned long paddr, unsigned long paddr_end, if (!p4d_none(*p4d)) { pud = pud_offset(p4d, 0); - paddr_last = phys_pud_init(pud, paddr, paddr_end, - page_size_mask, init); + paddr_last = phys_pud_init(pud, paddr, __pa(vaddr_end), + page_size_mask, init); continue; } pud = alloc_low_page(); - paddr_last = phys_pud_init(pud, paddr, paddr_end, + paddr_last = phys_pud_init(pud, paddr, __pa(vaddr_end), page_size_mask, init); spin_lock(&init_mm.page_table_lock); diff --git a/arch/x86/platform/efi/quirks.c b/arch/x86/platform/efi/quirks.c index 632b83885867..3b9fd679cea9 100644 --- a/arch/x86/platform/efi/quirks.c +++ b/arch/x86/platform/efi/quirks.c @@ -728,7 +728,7 @@ void efi_recover_from_page_fault(unsigned long phys_addr) * Address range 0x0000 - 0x0fff is always mapped in the efi_pgd, so * page faulting on these addresses isn't expected. */ - if (phys_addr >= 0x0000 && phys_addr <= 0x0fff) + if (phys_addr <= 0x0fff) return; /* |