diff options
Diffstat (limited to 'include')
138 files changed, 2062 insertions, 809 deletions
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h index 0e9bd9c83870..aa6c093d9ce9 100644 --- a/include/asm-generic/bug.h +++ b/include/asm-generic/bug.h @@ -104,8 +104,10 @@ extern void warn_slowpath_null(const char *file, const int line); warn_slowpath_fmt_taint(__FILE__, __LINE__, taint, arg) #else extern __printf(1, 2) void __warn_printk(const char *fmt, ...); -#define __WARN() __WARN_TAINT(TAINT_WARN) -#define __WARN_printf(arg...) do { __warn_printk(arg); __WARN(); } while (0) +#define __WARN() do { \ + printk(KERN_WARNING CUT_HERE); __WARN_TAINT(TAINT_WARN); \ +} while (0) +#define __WARN_printf(arg...) __WARN_printf_taint(TAINT_WARN, arg) #define __WARN_printf_taint(taint, arg...) \ do { __warn_printk(arg); __WARN_TAINT(taint); } while (0) #endif diff --git a/include/asm-generic/cacheflush.h b/include/asm-generic/cacheflush.h index 0dd47a6db2cf..a950a22c4890 100644 --- a/include/asm-generic/cacheflush.h +++ b/include/asm-generic/cacheflush.h @@ -5,24 +5,70 @@ /* Keep includes the same across arches. */ #include <linux/mm.h> +#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0 + /* * The cache doesn't need to be flushed when TLB entries change when * the cache is mapped to physical memory, not virtual memory */ -#define flush_cache_all() do { } while (0) -#define flush_cache_mm(mm) do { } while (0) -#define flush_cache_dup_mm(mm) do { } while (0) -#define flush_cache_range(vma, start, end) do { } while (0) -#define flush_cache_page(vma, vmaddr, pfn) do { } while (0) -#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0 -#define flush_dcache_page(page) do { } while (0) -#define flush_dcache_mmap_lock(mapping) do { } while (0) -#define flush_dcache_mmap_unlock(mapping) do { } while (0) -#define flush_icache_range(start, end) do { } while (0) -#define flush_icache_page(vma,pg) do { } while (0) -#define flush_icache_user_range(vma,pg,adr,len) do { } while (0) -#define flush_cache_vmap(start, end) do { } while (0) -#define flush_cache_vunmap(start, end) do { } while (0) +static inline void flush_cache_all(void) +{ +} + +static inline void flush_cache_mm(struct mm_struct *mm) +{ +} + +static inline void flush_cache_dup_mm(struct mm_struct *mm) +{ +} + +static inline void flush_cache_range(struct vm_area_struct *vma, + unsigned long start, + unsigned long end) +{ +} + +static inline void flush_cache_page(struct vm_area_struct *vma, + unsigned long vmaddr, + unsigned long pfn) +{ +} + +static inline void flush_dcache_page(struct page *page) +{ +} + +static inline void flush_dcache_mmap_lock(struct address_space *mapping) +{ +} + +static inline void flush_dcache_mmap_unlock(struct address_space *mapping) +{ +} + +static inline void flush_icache_range(unsigned long start, unsigned long end) +{ +} + +static inline void flush_icache_page(struct vm_area_struct *vma, + struct page *page) +{ +} + +static inline void flush_icache_user_range(struct vm_area_struct *vma, + struct page *page, + unsigned long addr, int len) +{ +} + +static inline void flush_cache_vmap(unsigned long start, unsigned long end) +{ +} + +static inline void flush_cache_vunmap(unsigned long start, unsigned long end) +{ +} #define copy_to_user_page(vma, page, vaddr, dst, src, len) \ do { \ diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index ca42182992a5..cd28f63bfbc7 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -246,6 +246,16 @@ #define ACPI_PROBE_TABLE(name) #endif +#ifdef CONFIG_THERMAL +#define THERMAL_TABLE(name) \ + . = ALIGN(8); \ + __##name##_thermal_table = .; \ + KEEP(*(__##name##_thermal_table)) \ + __##name##_thermal_table_end = .; +#else +#define THERMAL_TABLE(name) +#endif + #define KERNEL_DTB() \ STRUCT_ALIGN(); \ __dtb_start = .; \ @@ -615,6 +625,7 @@ IRQCHIP_OF_MATCH_TABLE() \ ACPI_PROBE_TABLE(irqchip) \ ACPI_PROBE_TABLE(timer) \ + THERMAL_TABLE(governor) \ EARLYCON_TABLE() \ LSM_TABLE() diff --git a/include/drm/drm_modes.h b/include/drm/drm_modes.h index 083f16747369..e946e20c61d8 100644 --- a/include/drm/drm_modes.h +++ b/include/drm/drm_modes.h @@ -537,7 +537,7 @@ void drm_connector_list_update(struct drm_connector *connector); /* parsing cmdline modes */ bool drm_mode_parse_command_line_for_connector(const char *mode_option, - struct drm_connector *connector, + const struct drm_connector *connector, struct drm_cmdline_mode *mode); struct drm_display_mode * drm_mode_create_from_cmdline_mode(struct drm_device *dev, diff --git a/include/dt-bindings/clock/exynos4.h b/include/dt-bindings/clock/exynos4.h index a0439ce8e8d3..88ec3968b90a 100644 --- a/include/dt-bindings/clock/exynos4.h +++ b/include/dt-bindings/clock/exynos4.h @@ -187,6 +187,7 @@ #define CLK_MIPI_HSI 349 /* Exynos4210 only */ #define CLK_PIXELASYNCM0 351 #define CLK_PIXELASYNCM1 352 +#define CLK_ASYNC_G3D 353 /* Exynos4x12 only */ #define CLK_PWM_ISP_SCLK 379 /* Exynos4x12 only */ #define CLK_SPI0_ISP_SCLK 380 /* Exynos4x12 only */ #define CLK_SPI1_ISP_SCLK 381 /* Exynos4x12 only */ diff --git a/include/dt-bindings/clock/exynos5420.h b/include/dt-bindings/clock/exynos5420.h index 355f469943f1..02d5ac469a3d 100644 --- a/include/dt-bindings/clock/exynos5420.h +++ b/include/dt-bindings/clock/exynos5420.h @@ -60,6 +60,7 @@ #define CLK_MAU_EPLL 159 #define CLK_SCLK_HSIC_12M 160 #define CLK_SCLK_MPHY_IXTAL24 161 +#define CLK_SCLK_BPLL 162 /* gate clocks */ #define CLK_UART0 257 @@ -195,6 +196,16 @@ #define CLK_ACLK432_CAM 518 #define CLK_ACLK_FL1550_CAM 519 #define CLK_ACLK550_CAM 520 +#define CLK_CLKM_PHY0 521 +#define CLK_CLKM_PHY1 522 +#define CLK_ACLK_PPMU_DREX0_0 523 +#define CLK_ACLK_PPMU_DREX0_1 524 +#define CLK_ACLK_PPMU_DREX1_0 525 +#define CLK_ACLK_PPMU_DREX1_1 526 +#define CLK_PCLK_PPMU_DREX0_0 527 +#define CLK_PCLK_PPMU_DREX0_1 528 +#define CLK_PCLK_PPMU_DREX1_0 529 +#define CLK_PCLK_PPMU_DREX1_1 530 /* mux clocks */ #define CLK_MOUT_HDMI 640 @@ -217,6 +228,8 @@ #define CLK_MOUT_EPLL 657 #define CLK_MOUT_MAU_EPLL 658 #define CLK_MOUT_USER_MAU_EPLL 659 +#define CLK_MOUT_SCLK_SPLL 660 +#define CLK_MOUT_MX_MSPLL_CCORE_PHY 661 /* divider clocks */ #define CLK_DOUT_PIXEL 768 @@ -248,8 +261,11 @@ #define CLK_DOUT_CCLK_DREX0 794 #define CLK_DOUT_CLK2X_PHY0 795 #define CLK_DOUT_PCLK_CORE_MEM 796 +#define CLK_FF_DOUT_SPLL2 797 +#define CLK_DOUT_PCLK_DREX0 798 +#define CLK_DOUT_PCLK_DREX1 799 /* must be greater than maximal clock id */ -#define CLK_NR_CLKS 797 +#define CLK_NR_CLKS 800 #endif /* _DT_BINDINGS_CLOCK_EXYNOS_5420_H */ diff --git a/include/dt-bindings/clock/g12a-clkc.h b/include/dt-bindings/clock/g12a-clkc.h index e10470ed7c4f..b6b127e45634 100644 --- a/include/dt-bindings/clock/g12a-clkc.h +++ b/include/dt-bindings/clock/g12a-clkc.h @@ -136,5 +136,6 @@ #define CLKID_VDEC_1 204 #define CLKID_VDEC_HEVC 207 #define CLKID_VDEC_HEVCF 210 +#define CLKID_TS 212 #endif /* __G12A_CLKC_H */ diff --git a/include/dt-bindings/clock/imx8mm-clock.h b/include/dt-bindings/clock/imx8mm-clock.h index 1b4353e7b486..07e6c686f3ef 100644 --- a/include/dt-bindings/clock/imx8mm-clock.h +++ b/include/dt-bindings/clock/imx8mm-clock.h @@ -239,6 +239,15 @@ #define IMX8MM_CLK_NAND_USDHC_BUS_RAWNAND_CLK 222 -#define IMX8MM_CLK_END 223 +#define IMX8MM_CLK_GPIO1_ROOT 223 +#define IMX8MM_CLK_GPIO2_ROOT 224 +#define IMX8MM_CLK_GPIO3_ROOT 225 +#define IMX8MM_CLK_GPIO4_ROOT 226 +#define IMX8MM_CLK_GPIO5_ROOT 227 + +#define IMX8MM_CLK_SNVS_ROOT 228 +#define IMX8MM_CLK_GIC 229 + +#define IMX8MM_CLK_END 230 #endif diff --git a/include/dt-bindings/clock/imx8mq-clock.h b/include/dt-bindings/clock/imx8mq-clock.h index 6677e920dc2d..65463673d25e 100644 --- a/include/dt-bindings/clock/imx8mq-clock.h +++ b/include/dt-bindings/clock/imx8mq-clock.h @@ -400,5 +400,8 @@ #define IMX8MQ_CLK_GPIO4_ROOT 262 #define IMX8MQ_CLK_GPIO5_ROOT 263 -#define IMX8MQ_CLK_END 264 +#define IMX8MQ_CLK_SNVS_ROOT 264 +#define IMX8MQ_CLK_GIC 265 + +#define IMX8MQ_CLK_END 266 #endif /* __DT_BINDINGS_CLOCK_IMX8MQ_H */ diff --git a/include/dt-bindings/clock/meson8b-clkc.h b/include/dt-bindings/clock/meson8b-clkc.h index 47556539f0ee..68862aaf977e 100644 --- a/include/dt-bindings/clock/meson8b-clkc.h +++ b/include/dt-bindings/clock/meson8b-clkc.h @@ -112,5 +112,8 @@ #define CLKID_VDEC_HCODEC 199 #define CLKID_VDEC_2 202 #define CLKID_VDEC_HEVC 206 +#define CLKID_CTS_AMCLK 209 +#define CLKID_CTS_MCLK_I958 212 +#define CLKID_CTS_I958 213 #endif /* __MESON8B_CLKC_H */ diff --git a/include/dt-bindings/clock/mt8516-clk.h b/include/dt-bindings/clock/mt8516-clk.h index 9cfca53cd78d..816447b98edd 100644 --- a/include/dt-bindings/clock/mt8516-clk.h +++ b/include/dt-bindings/clock/mt8516-clk.h @@ -208,4 +208,21 @@ #define CLK_TOP_MSDC2_INFRA 176 #define CLK_TOP_NR_CLK 177 +/* AUDSYS */ + +#define CLK_AUD_AFE 0 +#define CLK_AUD_I2S 1 +#define CLK_AUD_22M 2 +#define CLK_AUD_24M 3 +#define CLK_AUD_INTDIR 4 +#define CLK_AUD_APLL2_TUNER 5 +#define CLK_AUD_APLL_TUNER 6 +#define CLK_AUD_HDMI 7 +#define CLK_AUD_SPDF 8 +#define CLK_AUD_ADC 9 +#define CLK_AUD_DAC 10 +#define CLK_AUD_DAC_PREDIS 11 +#define CLK_AUD_TML 12 +#define CLK_AUD_NR_CLK 13 + #endif /* _DT_BINDINGS_CLK_MT8516_H */ diff --git a/include/dt-bindings/clock/qcom,gcc-qcs404.h b/include/dt-bindings/clock/qcom,gcc-qcs404.h index 454b3f43f538..2cd62c98561f 100644 --- a/include/dt-bindings/clock/qcom,gcc-qcs404.h +++ b/include/dt-bindings/clock/qcom,gcc-qcs404.h @@ -166,5 +166,12 @@ #define GCC_PCIEPHY_0_PHY_BCR 12 #define GCC_EMAC_BCR 13 #define GCC_CDSP_RESTART 14 +#define GCC_PCIE_0_AXI_MASTER_STICKY_ARES 15 +#define GCC_PCIE_0_AHB_ARES 16 +#define GCC_PCIE_0_AXI_SLAVE_ARES 17 +#define GCC_PCIE_0_AXI_MASTER_ARES 18 +#define GCC_PCIE_0_CORE_STICKY_ARES 19 +#define GCC_PCIE_0_SLEEP_ARES 20 +#define GCC_PCIE_0_PIPE_ARES 21 #endif diff --git a/include/dt-bindings/clock/qcom,gpucc-msm8998.h b/include/dt-bindings/clock/qcom,gpucc-msm8998.h new file mode 100644 index 000000000000..2623570ee974 --- /dev/null +++ b/include/dt-bindings/clock/qcom,gpucc-msm8998.h @@ -0,0 +1,29 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2019, Jeffrey Hugo + */ + +#ifndef _DT_BINDINGS_CLK_MSM_GPUCC_8998_H +#define _DT_BINDINGS_CLK_MSM_GPUCC_8998_H + +#define GPUPLL0 0 +#define GPUPLL0_OUT_EVEN 1 +#define RBCPR_CLK_SRC 2 +#define GFX3D_CLK_SRC 3 +#define RBBMTIMER_CLK_SRC 4 +#define GFX3D_ISENSE_CLK_SRC 5 +#define RBCPR_CLK 6 +#define GFX3D_CLK 7 +#define RBBMTIMER_CLK 8 +#define GFX3D_ISENSE_CLK 9 +#define GPUCC_CXO_CLK 10 + +#define GPU_CX_BCR 0 +#define RBCPR_BCR 1 +#define GPU_GX_BCR 2 +#define GPU_ISENSE_BCR 3 + +#define GPU_CX_GDSC 1 +#define GPU_GX_GDSC 2 + +#endif diff --git a/include/dt-bindings/clock/rk3228-cru.h b/include/dt-bindings/clock/rk3228-cru.h index 3b245e3df8da..de550ea56eeb 100644 --- a/include/dt-bindings/clock/rk3228-cru.h +++ b/include/dt-bindings/clock/rk3228-cru.h @@ -64,6 +64,7 @@ #define SCLK_WIFI 141 #define SCLK_OTGPHY0 142 #define SCLK_OTGPHY1 143 +#define SCLK_HDMI_PHY 144 /* dclk gates */ #define DCLK_VOP 190 diff --git a/include/dt-bindings/clock/rk3328-cru.h b/include/dt-bindings/clock/rk3328-cru.h index afb811340382..555b4ff660ae 100644 --- a/include/dt-bindings/clock/rk3328-cru.h +++ b/include/dt-bindings/clock/rk3328-cru.h @@ -164,6 +164,7 @@ #define PCLK_DCF 233 #define PCLK_SARADC 234 #define PCLK_ACODECPHY 235 +#define PCLK_WDT 236 /* hclk gates */ #define HCLK_PERI 308 diff --git a/include/dt-bindings/clock/stratix10-clock.h b/include/dt-bindings/clock/stratix10-clock.h index 0ac1c90a18bf..08b98e20b7cc 100644 --- a/include/dt-bindings/clock/stratix10-clock.h +++ b/include/dt-bindings/clock/stratix10-clock.h @@ -79,6 +79,8 @@ #define STRATIX10_USB_CLK 59 #define STRATIX10_SPI_M_CLK 60 #define STRATIX10_NAND_CLK 61 -#define STRATIX10_NUM_CLKS 62 +#define STRATIX10_NAND_X_CLK 62 +#define STRATIX10_NAND_ECC_CLK 63 +#define STRATIX10_NUM_CLKS 64 #endif /* __STRATIX10_CLOCK_H */ diff --git a/include/dt-bindings/gpio/tegra186-gpio.h b/include/dt-bindings/gpio/tegra186-gpio.h index cabc5712e745..0782b05e2775 100644 --- a/include/dt-bindings/gpio/tegra186-gpio.h +++ b/include/dt-bindings/gpio/tegra186-gpio.h @@ -41,34 +41,6 @@ #define TEGRA186_MAIN_GPIO(port, offset) \ ((TEGRA186_MAIN_GPIO_PORT_##port * 8) + offset) -/* need to keep these for backwards-compatibility */ -#define TEGRA_MAIN_GPIO_PORT_A 0 -#define TEGRA_MAIN_GPIO_PORT_B 1 -#define TEGRA_MAIN_GPIO_PORT_C 2 -#define TEGRA_MAIN_GPIO_PORT_D 3 -#define TEGRA_MAIN_GPIO_PORT_E 4 -#define TEGRA_MAIN_GPIO_PORT_F 5 -#define TEGRA_MAIN_GPIO_PORT_G 6 -#define TEGRA_MAIN_GPIO_PORT_H 7 -#define TEGRA_MAIN_GPIO_PORT_I 8 -#define TEGRA_MAIN_GPIO_PORT_J 9 -#define TEGRA_MAIN_GPIO_PORT_K 10 -#define TEGRA_MAIN_GPIO_PORT_L 11 -#define TEGRA_MAIN_GPIO_PORT_M 12 -#define TEGRA_MAIN_GPIO_PORT_N 13 -#define TEGRA_MAIN_GPIO_PORT_O 14 -#define TEGRA_MAIN_GPIO_PORT_P 15 -#define TEGRA_MAIN_GPIO_PORT_Q 16 -#define TEGRA_MAIN_GPIO_PORT_R 17 -#define TEGRA_MAIN_GPIO_PORT_T 18 -#define TEGRA_MAIN_GPIO_PORT_X 19 -#define TEGRA_MAIN_GPIO_PORT_Y 20 -#define TEGRA_MAIN_GPIO_PORT_BB 21 -#define TEGRA_MAIN_GPIO_PORT_CC 22 - -#define TEGRA_MAIN_GPIO(port, offset) \ - ((TEGRA_MAIN_GPIO_PORT_##port * 8) + offset) - /* GPIOs implemented by AON GPIO controller */ #define TEGRA186_AON_GPIO_PORT_S 0 #define TEGRA186_AON_GPIO_PORT_U 1 @@ -82,17 +54,4 @@ #define TEGRA186_AON_GPIO(port, offset) \ ((TEGRA186_AON_GPIO_PORT_##port * 8) + offset) -/* need to keep these for backwards-compatibility */ -#define TEGRA_AON_GPIO_PORT_S 0 -#define TEGRA_AON_GPIO_PORT_U 1 -#define TEGRA_AON_GPIO_PORT_V 2 -#define TEGRA_AON_GPIO_PORT_W 3 -#define TEGRA_AON_GPIO_PORT_Z 4 -#define TEGRA_AON_GPIO_PORT_AA 5 -#define TEGRA_AON_GPIO_PORT_EE 6 -#define TEGRA_AON_GPIO_PORT_FF 7 - -#define TEGRA_AON_GPIO(port, offset) \ - ((TEGRA_AON_GPIO_PORT_##port * 8) + offset) - #endif diff --git a/include/dt-bindings/power/qcom-aoss-qmp.h b/include/dt-bindings/power/qcom-aoss-qmp.h new file mode 100644 index 000000000000..ec336d31dee4 --- /dev/null +++ b/include/dt-bindings/power/qcom-aoss-qmp.h @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright (c) 2018, Linaro Ltd. */ + +#ifndef __DT_BINDINGS_POWER_QCOM_AOSS_QMP_H +#define __DT_BINDINGS_POWER_QCOM_AOSS_QMP_H + +#define AOSS_QMP_LS_CDSP 0 +#define AOSS_QMP_LS_LPASS 1 +#define AOSS_QMP_LS_MODEM 2 +#define AOSS_QMP_LS_SLPI 3 +#define AOSS_QMP_LS_SPSS 4 +#define AOSS_QMP_LS_VENUS 5 + +#endif diff --git a/include/dt-bindings/power/qcom-rpmpd.h b/include/dt-bindings/power/qcom-rpmpd.h index 87d9c6611682..93e36d011527 100644 --- a/include/dt-bindings/power/qcom-rpmpd.h +++ b/include/dt-bindings/power/qcom-rpmpd.h @@ -36,4 +36,38 @@ #define MSM8996_VDDSSCX 5 #define MSM8996_VDDSSCX_VFC 6 +/* MSM8998 Power Domain Indexes */ +#define MSM8998_VDDCX 0 +#define MSM8998_VDDCX_AO 1 +#define MSM8998_VDDCX_VFL 2 +#define MSM8998_VDDMX 3 +#define MSM8998_VDDMX_AO 4 +#define MSM8998_VDDMX_VFL 5 +#define MSM8998_SSCCX 6 +#define MSM8998_SSCCX_VFL 7 +#define MSM8998_SSCMX 8 +#define MSM8998_SSCMX_VFL 9 + +/* QCS404 Power Domains */ +#define QCS404_VDDMX 0 +#define QCS404_VDDMX_AO 1 +#define QCS404_VDDMX_VFL 2 +#define QCS404_LPICX 3 +#define QCS404_LPICX_VFL 4 +#define QCS404_LPIMX 5 +#define QCS404_LPIMX_VFL 6 + +/* RPM SMD Power Domain performance levels */ +#define RPM_SMD_LEVEL_RETENTION 16 +#define RPM_SMD_LEVEL_RETENTION_PLUS 32 +#define RPM_SMD_LEVEL_MIN_SVS 48 +#define RPM_SMD_LEVEL_LOW_SVS 64 +#define RPM_SMD_LEVEL_SVS 128 +#define RPM_SMD_LEVEL_SVS_PLUS 192 +#define RPM_SMD_LEVEL_NOM 256 +#define RPM_SMD_LEVEL_NOM_PLUS 320 +#define RPM_SMD_LEVEL_TURBO 384 +#define RPM_SMD_LEVEL_TURBO_NO_CPR 416 +#define RPM_SMD_LEVEL_BINNING 512 + #endif diff --git a/include/dt-bindings/reset/bitmain,bm1880-reset.h b/include/dt-bindings/reset/bitmain,bm1880-reset.h new file mode 100644 index 000000000000..4c0de5223773 --- /dev/null +++ b/include/dt-bindings/reset/bitmain,bm1880-reset.h @@ -0,0 +1,51 @@ +/* SPDX-License-Identifier: GPL-2.0+ */ +/* + * Copyright (c) 2018 Bitmain Ltd. + * Copyright (c) 2019 Linaro Ltd. + */ + +#ifndef _DT_BINDINGS_BM1880_RESET_H +#define _DT_BINDINGS_BM1880_RESET_H + +#define BM1880_RST_MAIN_AP 0 +#define BM1880_RST_SECOND_AP 1 +#define BM1880_RST_DDR 2 +#define BM1880_RST_VIDEO 3 +#define BM1880_RST_JPEG 4 +#define BM1880_RST_VPP 5 +#define BM1880_RST_GDMA 6 +#define BM1880_RST_AXI_SRAM 7 +#define BM1880_RST_TPU 8 +#define BM1880_RST_USB 9 +#define BM1880_RST_ETH0 10 +#define BM1880_RST_ETH1 11 +#define BM1880_RST_NAND 12 +#define BM1880_RST_EMMC 13 +#define BM1880_RST_SD 14 +#define BM1880_RST_SDMA 15 +#define BM1880_RST_I2S0 16 +#define BM1880_RST_I2S1 17 +#define BM1880_RST_UART0_1_CLK 18 +#define BM1880_RST_UART0_1_ACLK 19 +#define BM1880_RST_UART2_3_CLK 20 +#define BM1880_RST_UART2_3_ACLK 21 +#define BM1880_RST_MINER 22 +#define BM1880_RST_I2C0 23 +#define BM1880_RST_I2C1 24 +#define BM1880_RST_I2C2 25 +#define BM1880_RST_I2C3 26 +#define BM1880_RST_I2C4 27 +#define BM1880_RST_PWM0 28 +#define BM1880_RST_PWM1 29 +#define BM1880_RST_PWM2 30 +#define BM1880_RST_PWM3 31 +#define BM1880_RST_SPI 32 +#define BM1880_RST_GPIO0 33 +#define BM1880_RST_GPIO1 34 +#define BM1880_RST_GPIO2 35 +#define BM1880_RST_EFUSE 36 +#define BM1880_RST_WDT 37 +#define BM1880_RST_AHB_ROM 38 +#define BM1880_RST_SPIC 39 + +#endif /* _DT_BINDINGS_BM1880_RESET_H */ diff --git a/include/linux/acpi.h b/include/linux/acpi.h index a95cce5e82e7..9426b9aaed86 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -324,7 +324,10 @@ struct irq_domain *acpi_irq_create_hierarchy(unsigned int flags, #ifdef CONFIG_X86_IO_APIC extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity); #else -#define acpi_get_override_irq(gsi, trigger, polarity) (-1) +static inline int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity) +{ + return -1; +} #endif /* * This function undoes the effect of one call to acpi_register_gsi(). diff --git a/include/linux/bits.h b/include/linux/bits.h index 2b7b532c1d51..669d69441a62 100644 --- a/include/linux/bits.h +++ b/include/linux/bits.h @@ -1,13 +1,15 @@ /* SPDX-License-Identifier: GPL-2.0 */ #ifndef __LINUX_BITS_H #define __LINUX_BITS_H + +#include <linux/const.h> #include <asm/bitsperlong.h> -#define BIT(nr) (1UL << (nr)) -#define BIT_ULL(nr) (1ULL << (nr)) -#define BIT_MASK(nr) (1UL << ((nr) % BITS_PER_LONG)) +#define BIT(nr) (UL(1) << (nr)) +#define BIT_ULL(nr) (ULL(1) << (nr)) +#define BIT_MASK(nr) (UL(1) << ((nr) % BITS_PER_LONG)) #define BIT_WORD(nr) ((nr) / BITS_PER_LONG) -#define BIT_ULL_MASK(nr) (1ULL << ((nr) % BITS_PER_LONG_LONG)) +#define BIT_ULL_MASK(nr) (ULL(1) << ((nr) % BITS_PER_LONG_LONG)) #define BIT_ULL_WORD(nr) ((nr) / BITS_PER_LONG_LONG) #define BITS_PER_BYTE 8 @@ -17,10 +19,11 @@ * GENMASK_ULL(39, 21) gives us the 64bit vector 0x000000ffffe00000. */ #define GENMASK(h, l) \ - (((~0UL) - (1UL << (l)) + 1) & (~0UL >> (BITS_PER_LONG - 1 - (h)))) + (((~UL(0)) - (UL(1) << (l)) + 1) & \ + (~UL(0) >> (BITS_PER_LONG - 1 - (h)))) #define GENMASK_ULL(h, l) \ - (((~0ULL) - (1ULL << (l)) + 1) & \ - (~0ULL >> (BITS_PER_LONG_LONG - 1 - (h)))) + (((~ULL(0)) - (ULL(1) << (l)) + 1) & \ + (~ULL(0) >> (BITS_PER_LONG_LONG - 1 - (h)))) #endif /* __LINUX_BITS_H */ diff --git a/include/linux/ceph/ceph_features.h b/include/linux/ceph/ceph_features.h index 65a38c4a02a1..39e6f4c57580 100644 --- a/include/linux/ceph/ceph_features.h +++ b/include/linux/ceph/ceph_features.h @@ -211,6 +211,7 @@ DEFINE_CEPH_FEATURE_DEPRECATED(63, 1, RESERVED_BROKEN, LUMINOUS) // client-facin CEPH_FEATURE_MON_STATEFUL_SUB | \ CEPH_FEATURE_CRUSH_TUNABLES5 | \ CEPH_FEATURE_NEW_OSDOPREPLY_ENCODING | \ + CEPH_FEATURE_MSG_ADDR2 | \ CEPH_FEATURE_CEPHX_V2) #define CEPH_FEATURES_REQUIRED_DEFAULT 0 diff --git a/include/linux/ceph/ceph_fs.h b/include/linux/ceph/ceph_fs.h index 3ac0feaf2b5e..cb21c5cf12c3 100644 --- a/include/linux/ceph/ceph_fs.h +++ b/include/linux/ceph/ceph_fs.h @@ -682,7 +682,7 @@ extern const char *ceph_cap_op_name(int op); /* flags field in client cap messages (version >= 10) */ #define CEPH_CLIENT_CAPS_SYNC (1<<0) #define CEPH_CLIENT_CAPS_NO_CAPSNAP (1<<1) -#define CEPH_CLIENT_CAPS_PENDING_CAPSNAP (1<<2); +#define CEPH_CLIENT_CAPS_PENDING_CAPSNAP (1<<2) /* * caps message, used for capability callbacks, acks, requests, etc. diff --git a/include/linux/ceph/cls_lock_client.h b/include/linux/ceph/cls_lock_client.h index bea6c77d2093..17bc7584d1fe 100644 --- a/include/linux/ceph/cls_lock_client.h +++ b/include/linux/ceph/cls_lock_client.h @@ -52,4 +52,7 @@ int ceph_cls_lock_info(struct ceph_osd_client *osdc, char *lock_name, u8 *type, char **tag, struct ceph_locker **lockers, u32 *num_lockers); +int ceph_cls_assert_locked(struct ceph_osd_request *req, int which, + char *lock_name, u8 type, char *cookie, char *tag); + #endif diff --git a/include/linux/ceph/decode.h b/include/linux/ceph/decode.h index a6c2a48d42e0..450384fe487c 100644 --- a/include/linux/ceph/decode.h +++ b/include/linux/ceph/decode.h @@ -218,18 +218,27 @@ static inline void ceph_encode_timespec64(struct ceph_timespec *tv, /* * sockaddr_storage <-> ceph_sockaddr */ -static inline void ceph_encode_addr(struct ceph_entity_addr *a) +#define CEPH_ENTITY_ADDR_TYPE_NONE 0 +#define CEPH_ENTITY_ADDR_TYPE_LEGACY __cpu_to_le32(1) + +static inline void ceph_encode_banner_addr(struct ceph_entity_addr *a) { __be16 ss_family = htons(a->in_addr.ss_family); a->in_addr.ss_family = *(__u16 *)&ss_family; + + /* Banner addresses require TYPE_NONE */ + a->type = CEPH_ENTITY_ADDR_TYPE_NONE; } -static inline void ceph_decode_addr(struct ceph_entity_addr *a) +static inline void ceph_decode_banner_addr(struct ceph_entity_addr *a) { __be16 ss_family = *(__be16 *)&a->in_addr.ss_family; a->in_addr.ss_family = ntohs(ss_family); WARN_ON(a->in_addr.ss_family == 512); + a->type = CEPH_ENTITY_ADDR_TYPE_LEGACY; } +extern int ceph_decode_entity_addr(void **p, void *end, + struct ceph_entity_addr *addr); /* * encoders */ diff --git a/include/linux/ceph/libceph.h b/include/linux/ceph/libceph.h index 337d5049ff93..82156da3c650 100644 --- a/include/linux/ceph/libceph.h +++ b/include/linux/ceph/libceph.h @@ -84,11 +84,13 @@ struct ceph_options { #define CEPH_MSG_MAX_MIDDLE_LEN (16*1024*1024) /* - * Handle the largest possible rbd object in one message. + * The largest possible rbd data object is 32M. + * The largest possible rbd object map object is 64M. + * * There is no limit on the size of cephfs objects, but it has to obey * rsize and wsize mount options anyway. */ -#define CEPH_MSG_MAX_DATA_LEN (32*1024*1024) +#define CEPH_MSG_MAX_DATA_LEN (64*1024*1024) #define CEPH_AUTH_NAME_DEFAULT "guest" @@ -299,10 +301,6 @@ int ceph_wait_for_latest_osdmap(struct ceph_client *client, /* pagevec.c */ extern void ceph_release_page_vector(struct page **pages, int num_pages); - -extern struct page **ceph_get_direct_page_vector(const void __user *data, - int num_pages, - bool write_page); extern void ceph_put_page_vector(struct page **pages, int num_pages, bool dirty); extern struct page **ceph_alloc_page_vector(int num_pages, gfp_t flags); diff --git a/include/linux/ceph/mon_client.h b/include/linux/ceph/mon_client.h index 3a4688af7455..b4d134d3312a 100644 --- a/include/linux/ceph/mon_client.h +++ b/include/linux/ceph/mon_client.h @@ -104,7 +104,6 @@ struct ceph_mon_client { #endif }; -extern struct ceph_monmap *ceph_monmap_decode(void *p, void *end); extern int ceph_monmap_contains(struct ceph_monmap *m, struct ceph_entity_addr *addr); diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h index 2294f963dab7..ad7fe5d10dcd 100644 --- a/include/linux/ceph/osd_client.h +++ b/include/linux/ceph/osd_client.h @@ -198,9 +198,9 @@ struct ceph_osd_request { bool r_mempool; struct completion r_completion; /* private to osd_client.c */ ceph_osdc_callback_t r_callback; - struct list_head r_unsafe_item; struct inode *r_inode; /* for use by callbacks */ + struct list_head r_private_item; /* ditto */ void *r_priv; /* ditto */ /* set by submitter */ @@ -389,6 +389,14 @@ extern void ceph_osdc_handle_map(struct ceph_osd_client *osdc, void ceph_osdc_update_epoch_barrier(struct ceph_osd_client *osdc, u32 eb); void ceph_osdc_abort_requests(struct ceph_osd_client *osdc, int err); +#define osd_req_op_data(oreq, whch, typ, fld) \ +({ \ + struct ceph_osd_request *__oreq = (oreq); \ + unsigned int __whch = (whch); \ + BUG_ON(__whch >= __oreq->r_num_ops); \ + &__oreq->r_ops[__whch].typ.fld; \ +}) + extern void osd_req_op_init(struct ceph_osd_request *osd_req, unsigned int which, u16 opcode, u32 flags); @@ -497,7 +505,7 @@ int ceph_osdc_call(struct ceph_osd_client *osdc, const char *class, const char *method, unsigned int flags, struct page *req_page, size_t req_len, - struct page *resp_page, size_t *resp_len); + struct page **resp_pages, size_t *resp_len); extern int ceph_osdc_readpages(struct ceph_osd_client *osdc, struct ceph_vino vino, diff --git a/include/linux/ceph/striper.h b/include/linux/ceph/striper.h index cbd0d24b7148..3486636c0e6e 100644 --- a/include/linux/ceph/striper.h +++ b/include/linux/ceph/striper.h @@ -66,4 +66,6 @@ int ceph_extent_to_file(struct ceph_file_layout *l, struct ceph_file_extent **file_extents, u32 *num_file_extents); +u64 ceph_get_num_objects(struct ceph_file_layout *l, u64 size); + #endif diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h index c5311935239d..430e219e3aba 100644 --- a/include/linux/cgroup-defs.h +++ b/include/linux/cgroup-defs.h @@ -624,7 +624,7 @@ struct cftype { /* * Control Group subsystem type. - * See Documentation/cgroup-v1/cgroups.rst for details + * See Documentation/admin-guide/cgroup-v1/cgroups.rst for details */ struct cgroup_subsys { struct cgroup_subsys_state *(*css_alloc)(struct cgroup_subsys_state *parent_css); diff --git a/include/linux/clk-provider.h b/include/linux/clk-provider.h index bb6118f79784..2ae7604783dd 100644 --- a/include/linux/clk-provider.h +++ b/include/linux/clk-provider.h @@ -9,8 +9,6 @@ #include <linux/of.h> #include <linux/of_clk.h> -#ifdef CONFIG_COMMON_CLK - /* * flags used across common struct clk. these flags should only affect the * top-level framework. custom flags for dealing with hardware specifics @@ -807,7 +805,14 @@ void devm_clk_hw_unregister(struct device *dev, struct clk_hw *hw); /* helper functions */ const char *__clk_get_name(const struct clk *clk); const char *clk_hw_get_name(const struct clk_hw *hw); +#ifdef CONFIG_COMMON_CLK struct clk_hw *__clk_get_hw(struct clk *clk); +#else +static inline struct clk_hw *__clk_get_hw(struct clk *clk) +{ + return (struct clk_hw *)clk; +} +#endif unsigned int clk_hw_get_num_parents(const struct clk_hw *hw); struct clk_hw *clk_hw_get_parent(const struct clk_hw *hw); struct clk_hw *clk_hw_get_parent_by_index(const struct clk_hw *hw, @@ -867,8 +872,6 @@ static inline long divider_ro_round_rate(struct clk_hw *hw, unsigned long rate, */ unsigned long clk_hw_round_rate(struct clk_hw *hw, unsigned long rate); -struct of_device_id; - struct clk_onecell_data { struct clk **clks; unsigned int clk_num; @@ -879,8 +882,6 @@ struct clk_hw_onecell_data { struct clk_hw *hws[]; }; -extern struct of_device_id __clk_of_table; - #define CLK_OF_DECLARE(name, compat, fn) OF_DECLARE_1(clk, name, compat, fn) /* @@ -904,6 +905,40 @@ extern struct of_device_id __clk_of_table; .ops = _ops, \ }) +#define CLK_HW_INIT_HW(_name, _parent, _ops, _flags) \ + (&(struct clk_init_data) { \ + .flags = _flags, \ + .name = _name, \ + .parent_hws = (const struct clk_hw*[]) { _parent }, \ + .num_parents = 1, \ + .ops = _ops, \ + }) + +/* + * This macro is intended for drivers to be able to share the otherwise + * individual struct clk_hw[] compound literals created by the compiler + * when using CLK_HW_INIT_HW. It does NOT support multiple parents. + */ +#define CLK_HW_INIT_HWS(_name, _parent, _ops, _flags) \ + (&(struct clk_init_data) { \ + .flags = _flags, \ + .name = _name, \ + .parent_hws = _parent, \ + .num_parents = 1, \ + .ops = _ops, \ + }) + +#define CLK_HW_INIT_FW_NAME(_name, _parent, _ops, _flags) \ + (&(struct clk_init_data) { \ + .flags = _flags, \ + .name = _name, \ + .parent_data = (const struct clk_parent_data[]) { \ + { .fw_name = _parent }, \ + }, \ + .num_parents = 1, \ + .ops = _ops, \ + }) + #define CLK_HW_INIT_PARENTS(_name, _parents, _ops, _flags) \ (&(struct clk_init_data) { \ .flags = _flags, \ @@ -913,6 +948,24 @@ extern struct of_device_id __clk_of_table; .ops = _ops, \ }) +#define CLK_HW_INIT_PARENTS_HW(_name, _parents, _ops, _flags) \ + (&(struct clk_init_data) { \ + .flags = _flags, \ + .name = _name, \ + .parent_hws = _parents, \ + .num_parents = ARRAY_SIZE(_parents), \ + .ops = _ops, \ + }) + +#define CLK_HW_INIT_PARENTS_DATA(_name, _parents, _ops, _flags) \ + (&(struct clk_init_data) { \ + .flags = _flags, \ + .name = _name, \ + .parent_data = _parents, \ + .num_parents = ARRAY_SIZE(_parents), \ + .ops = _ops, \ + }) + #define CLK_HW_INIT_NO_PARENT(_name, _ops, _flags) \ (&(struct clk_init_data) { \ .flags = _flags, \ @@ -933,6 +986,43 @@ extern struct of_device_id __clk_of_table; _flags), \ } +#define CLK_FIXED_FACTOR_HW(_struct, _name, _parent, \ + _div, _mult, _flags) \ + struct clk_fixed_factor _struct = { \ + .div = _div, \ + .mult = _mult, \ + .hw.init = CLK_HW_INIT_HW(_name, \ + _parent, \ + &clk_fixed_factor_ops, \ + _flags), \ + } + +/* + * This macro allows the driver to reuse the _parent array for multiple + * fixed factor clk declarations. + */ +#define CLK_FIXED_FACTOR_HWS(_struct, _name, _parent, \ + _div, _mult, _flags) \ + struct clk_fixed_factor _struct = { \ + .div = _div, \ + .mult = _mult, \ + .hw.init = CLK_HW_INIT_HWS(_name, \ + _parent, \ + &clk_fixed_factor_ops, \ + _flags), \ + } + +#define CLK_FIXED_FACTOR_FW_NAME(_struct, _name, _parent, \ + _div, _mult, _flags) \ + struct clk_fixed_factor _struct = { \ + .div = _div, \ + .mult = _mult, \ + .hw.init = CLK_HW_INIT_FW_NAME(_name, \ + _parent, \ + &clk_fixed_factor_ops, \ + _flags), \ + } + #ifdef CONFIG_OF int of_clk_add_provider(struct device_node *np, struct clk *(*clk_src_get)(struct of_phandle_args *args, @@ -1019,5 +1109,4 @@ static inline int of_clk_detect_critical(struct device_node *np, int index, void clk_gate_restore_context(struct clk_hw *hw); -#endif /* CONFIG_COMMON_CLK */ #endif /* CLK_PROVIDER_H */ diff --git a/include/linux/clk.h b/include/linux/clk.h index c8e3325868bd..3c096c7a51dc 100644 --- a/include/linux/clk.h +++ b/include/linux/clk.h @@ -329,6 +329,19 @@ int __must_check clk_bulk_get(struct device *dev, int num_clks, */ int __must_check clk_bulk_get_all(struct device *dev, struct clk_bulk_data **clks); + +/** + * clk_bulk_get_optional - lookup and obtain a number of references to clock producer + * @dev: device for clock "consumer" + * @num_clks: the number of clk_bulk_data + * @clks: the clk_bulk_data table of consumer + * + * Behaves the same as clk_bulk_get() except where there is no clock producer. + * In this case, instead of returning -ENOENT, the function returns 0 and + * NULL for a clk for which a clock producer could not be determined. + */ +int __must_check clk_bulk_get_optional(struct device *dev, int num_clks, + struct clk_bulk_data *clks); /** * devm_clk_bulk_get - managed get multiple clk consumers * @dev: device for clock "consumer" @@ -344,6 +357,28 @@ int __must_check clk_bulk_get_all(struct device *dev, int __must_check devm_clk_bulk_get(struct device *dev, int num_clks, struct clk_bulk_data *clks); /** + * devm_clk_bulk_get_optional - managed get multiple optional consumer clocks + * @dev: device for clock "consumer" + * @clks: pointer to the clk_bulk_data table of consumer + * + * Behaves the same as devm_clk_bulk_get() except where there is no clock + * producer. In this case, instead of returning -ENOENT, the function returns + * NULL for given clk. It is assumed all clocks in clk_bulk_data are optional. + * + * Returns 0 if all clocks specified in clk_bulk_data table are obtained + * successfully or for any clk there was no clk provider available, otherwise + * returns valid IS_ERR() condition containing errno. + * The implementation uses @dev and @clk_bulk_data.id to determine the + * clock consumer, and thereby the clock producer. + * The clock returned is stored in each @clk_bulk_data.clk field. + * + * Drivers must assume that the clock source is not enabled. + * + * clk_bulk_get should not be called from within interrupt context. + */ +int __must_check devm_clk_bulk_get_optional(struct device *dev, int num_clks, + struct clk_bulk_data *clks); +/** * devm_clk_bulk_get_all - managed get multiple clk consumers * @dev: device for clock "consumer" * @clks: pointer to the clk_bulk_data table of consumer @@ -715,6 +750,12 @@ static inline int __must_check clk_bulk_get(struct device *dev, int num_clks, return 0; } +static inline int __must_check clk_bulk_get_optional(struct device *dev, + int num_clks, struct clk_bulk_data *clks) +{ + return 0; +} + static inline int __must_check clk_bulk_get_all(struct device *dev, struct clk_bulk_data **clks) { @@ -738,6 +779,12 @@ static inline int __must_check devm_clk_bulk_get(struct device *dev, int num_clk return 0; } +static inline int __must_check devm_clk_bulk_get_optional(struct device *dev, + int num_clks, struct clk_bulk_data *clks) +{ + return 0; +} + static inline int __must_check devm_clk_bulk_get_all(struct device *dev, struct clk_bulk_data **clks) { diff --git a/include/linux/coda.h b/include/linux/coda.h index d30209b9cef8..0ca0c83fdb1c 100644 --- a/include/linux/coda.h +++ b/include/linux/coda.h @@ -58,8 +58,7 @@ Mellon the rights to redistribute these changes without encumbrance. #ifndef _CODA_HEADER_ #define _CODA_HEADER_ -#if defined(__linux__) typedef unsigned long long u_quad_t; -#endif + #include <uapi/linux/coda.h> #endif diff --git a/include/linux/coda_psdev.h b/include/linux/coda_psdev.h deleted file mode 100644 index 15170954aa2b..000000000000 --- a/include/linux/coda_psdev.h +++ /dev/null @@ -1,72 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef __CODA_PSDEV_H -#define __CODA_PSDEV_H - -#include <linux/backing-dev.h> -#include <linux/mutex.h> -#include <uapi/linux/coda_psdev.h> - -struct kstatfs; - -/* communication pending/processing queues */ -struct venus_comm { - u_long vc_seq; - wait_queue_head_t vc_waitq; /* Venus wait queue */ - struct list_head vc_pending; - struct list_head vc_processing; - int vc_inuse; - struct super_block *vc_sb; - struct mutex vc_mutex; -}; - - -static inline struct venus_comm *coda_vcp(struct super_block *sb) -{ - return (struct venus_comm *)((sb)->s_fs_info); -} - -/* upcalls */ -int venus_rootfid(struct super_block *sb, struct CodaFid *fidp); -int venus_getattr(struct super_block *sb, struct CodaFid *fid, - struct coda_vattr *attr); -int venus_setattr(struct super_block *, struct CodaFid *, struct coda_vattr *); -int venus_lookup(struct super_block *sb, struct CodaFid *fid, - const char *name, int length, int *type, - struct CodaFid *resfid); -int venus_close(struct super_block *sb, struct CodaFid *fid, int flags, - kuid_t uid); -int venus_open(struct super_block *sb, struct CodaFid *fid, int flags, - struct file **f); -int venus_mkdir(struct super_block *sb, struct CodaFid *dirfid, - const char *name, int length, - struct CodaFid *newfid, struct coda_vattr *attrs); -int venus_create(struct super_block *sb, struct CodaFid *dirfid, - const char *name, int length, int excl, int mode, - struct CodaFid *newfid, struct coda_vattr *attrs) ; -int venus_rmdir(struct super_block *sb, struct CodaFid *dirfid, - const char *name, int length); -int venus_remove(struct super_block *sb, struct CodaFid *dirfid, - const char *name, int length); -int venus_readlink(struct super_block *sb, struct CodaFid *fid, - char *buffer, int *length); -int venus_rename(struct super_block *, struct CodaFid *new_fid, - struct CodaFid *old_fid, size_t old_length, - size_t new_length, const char *old_name, - const char *new_name); -int venus_link(struct super_block *sb, struct CodaFid *fid, - struct CodaFid *dirfid, const char *name, int len ); -int venus_symlink(struct super_block *sb, struct CodaFid *fid, - const char *name, int len, const char *symname, int symlen); -int venus_access(struct super_block *sb, struct CodaFid *fid, int mask); -int venus_pioctl(struct super_block *sb, struct CodaFid *fid, - unsigned int cmd, struct PioctlData *data); -int coda_downcall(struct venus_comm *vcp, int opcode, union outputArgs *out); -int venus_fsync(struct super_block *sb, struct CodaFid *fid); -int venus_statfs(struct dentry *dentry, struct kstatfs *sfs); - -/* - * Statistics - */ - -extern struct venus_comm coda_comms[]; -#endif diff --git a/include/linux/compat.h b/include/linux/compat.h index ebddcb6cfcf8..16dafd9f4b86 100644 --- a/include/linux/compat.h +++ b/include/linux/compat.h @@ -138,8 +138,7 @@ typedef struct { compat_sigset_word sig[_COMPAT_NSIG_WORDS]; } compat_sigset_t; -int set_compat_user_sigmask(const compat_sigset_t __user *usigmask, - sigset_t *set, sigset_t *oldset, +int set_compat_user_sigmask(const compat_sigset_t __user *umask, size_t sigsetsize); struct compat_sigaction { diff --git a/include/linux/connector.h b/include/linux/connector.h index 1d72ef76f24f..6b6c7396a584 100644 --- a/include/linux/connector.h +++ b/include/linux/connector.h @@ -55,10 +55,71 @@ struct cn_dev { struct cn_queue_dev *cbdev; }; +/** + * cn_add_callback() - Registers new callback with connector core. + * + * @id: unique connector's user identifier. + * It must be registered in connector.h for legal + * in-kernel users. + * @name: connector's callback symbolic name. + * @callback: connector's callback. + * parameters are %cn_msg and the sender's credentials + */ int cn_add_callback(struct cb_id *id, const char *name, void (*callback)(struct cn_msg *, struct netlink_skb_parms *)); -void cn_del_callback(struct cb_id *); +/** + * cn_del_callback() - Unregisters new callback with connector core. + * + * @id: unique connector's user identifier. + */ +void cn_del_callback(struct cb_id *id); + + +/** + * cn_netlink_send_mult - Sends message to the specified groups. + * + * @msg: message header(with attached data). + * @len: Number of @msg to be sent. + * @portid: destination port. + * If non-zero the message will be sent to the given port, + * which should be set to the original sender. + * @group: destination group. + * If @portid and @group is zero, then appropriate group will + * be searched through all registered connector users, and + * message will be delivered to the group which was created + * for user with the same ID as in @msg. + * If @group is not zero, then message will be delivered + * to the specified group. + * @gfp_mask: GFP mask. + * + * It can be safely called from softirq context, but may silently + * fail under strong memory pressure. + * + * If there are no listeners for given group %-ESRCH can be returned. + */ int cn_netlink_send_mult(struct cn_msg *msg, u16 len, u32 portid, u32 group, gfp_t gfp_mask); + +/** + * cn_netlink_send_mult - Sends message to the specified groups. + * + * @msg: message header(with attached data). + * @portid: destination port. + * If non-zero the message will be sent to the given port, + * which should be set to the original sender. + * @group: destination group. + * If @portid and @group is zero, then appropriate group will + * be searched through all registered connector users, and + * message will be delivered to the group which was created + * for user with the same ID as in @msg. + * If @group is not zero, then message will be delivered + * to the specified group. + * @gfp_mask: GFP mask. + * + * It can be safely called from softirq context, but may silently + * fail under strong memory pressure. + * + * If there are no listeners for given group %-ESRCH can be returned. + */ int cn_netlink_send(struct cn_msg *msg, u32 portid, u32 group, gfp_t gfp_mask); int cn_queue_add_callback(struct cn_queue_dev *dev, const char *name, diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h index 46b167fba155..536a049d7ecc 100644 --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -47,11 +47,6 @@ struct cpufreq_cpuinfo { unsigned int transition_latency; }; -struct cpufreq_user_policy { - unsigned int min; /* in kHz */ - unsigned int max; /* in kHz */ -}; - struct cpufreq_policy { /* CPUs sharing clock, require sw coordination */ cpumask_var_t cpus; /* Online CPUs only */ @@ -81,7 +76,8 @@ struct cpufreq_policy { struct work_struct update; /* if update_policy() needs to be * called, but you're in IRQ context */ - struct cpufreq_user_policy user_policy; + struct dev_pm_qos_request *min_freq_req; + struct dev_pm_qos_request *max_freq_req; struct cpufreq_frequency_table *freq_table; enum cpufreq_table_sorting freq_table_sorted; @@ -144,6 +140,9 @@ struct cpufreq_policy { /* Pointer to the cooling device if used for thermal mitigation */ struct thermal_cooling_device *cdev; + + struct notifier_block nb_min; + struct notifier_block nb_max; }; struct cpufreq_freqs { @@ -201,6 +200,7 @@ void cpufreq_cpu_release(struct cpufreq_policy *policy); int cpufreq_get_policy(struct cpufreq_policy *policy, unsigned int cpu); int cpufreq_set_policy(struct cpufreq_policy *policy, struct cpufreq_policy *new_policy); +void refresh_frequency_limits(struct cpufreq_policy *policy); void cpufreq_update_policy(unsigned int cpu); void cpufreq_update_limits(unsigned int cpu); bool have_governor_per_policy(void); @@ -992,7 +992,7 @@ extern struct freq_attr *cpufreq_generic_attr[]; int cpufreq_table_validate_and_sort(struct cpufreq_policy *policy); unsigned int cpufreq_generic_get(unsigned int cpu); -int cpufreq_generic_init(struct cpufreq_policy *policy, +void cpufreq_generic_init(struct cpufreq_policy *policy, struct cpufreq_frequency_table *table, unsigned int transition_latency); #endif /* _LINUX_CPUFREQ_H */ diff --git a/include/linux/dax.h b/include/linux/dax.h index becaea5f4488..9bd8528bd305 100644 --- a/include/linux/dax.h +++ b/include/linux/dax.h @@ -7,6 +7,9 @@ #include <linux/radix-tree.h> #include <asm/pgtable.h> +/* Flag for synchronous flush */ +#define DAXDEV_F_SYNC (1UL << 0) + typedef unsigned long dax_entry_t; struct iomap_ops; @@ -38,18 +41,40 @@ extern struct attribute_group dax_attribute_group; #if IS_ENABLED(CONFIG_DAX) struct dax_device *dax_get_by_host(const char *host); struct dax_device *alloc_dax(void *private, const char *host, - const struct dax_operations *ops); + const struct dax_operations *ops, unsigned long flags); void put_dax(struct dax_device *dax_dev); void kill_dax(struct dax_device *dax_dev); void dax_write_cache(struct dax_device *dax_dev, bool wc); bool dax_write_cache_enabled(struct dax_device *dax_dev); +bool __dax_synchronous(struct dax_device *dax_dev); +static inline bool dax_synchronous(struct dax_device *dax_dev) +{ + return __dax_synchronous(dax_dev); +} +void __set_dax_synchronous(struct dax_device *dax_dev); +static inline void set_dax_synchronous(struct dax_device *dax_dev) +{ + __set_dax_synchronous(dax_dev); +} +/* + * Check if given mapping is supported by the file / underlying device. + */ +static inline bool daxdev_mapping_supported(struct vm_area_struct *vma, + struct dax_device *dax_dev) +{ + if (!(vma->vm_flags & VM_SYNC)) + return true; + if (!IS_DAX(file_inode(vma->vm_file))) + return false; + return dax_synchronous(dax_dev); +} #else static inline struct dax_device *dax_get_by_host(const char *host) { return NULL; } static inline struct dax_device *alloc_dax(void *private, const char *host, - const struct dax_operations *ops) + const struct dax_operations *ops, unsigned long flags) { /* * Callers should check IS_ENABLED(CONFIG_DAX) to know if this @@ -70,6 +95,18 @@ static inline bool dax_write_cache_enabled(struct dax_device *dax_dev) { return false; } +static inline bool dax_synchronous(struct dax_device *dax_dev) +{ + return true; +} +static inline void set_dax_synchronous(struct dax_device *dax_dev) +{ +} +static inline bool daxdev_mapping_supported(struct vm_area_struct *vma, + struct dax_device *dax_dev) +{ + return !(vma->vm_flags & VM_SYNC); +} #endif struct writeback_control; diff --git a/include/linux/dcache.h b/include/linux/dcache.h index 5e0eadf7de55..9451011ac014 100644 --- a/include/linux/dcache.h +++ b/include/linux/dcache.h @@ -291,7 +291,6 @@ static inline unsigned d_count(const struct dentry *dentry) */ extern __printf(4, 5) char *dynamic_dname(struct dentry *, char *, int, const char *, ...); -extern char *simple_dname(struct dentry *, char *, int); extern char *__d_path(const struct path *, const struct path *, char *, int); extern char *d_absolute_path(const struct path *, char *, int); diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h index 3b470cb03b66..399ad8632356 100644 --- a/include/linux/device-mapper.h +++ b/include/linux/device-mapper.h @@ -529,29 +529,20 @@ void *dm_vcalloc(unsigned long nmemb, unsigned long elem_size); *---------------------------------------------------------------*/ #define DM_NAME "device-mapper" -#define DM_RATELIMIT(pr_func, fmt, ...) \ -do { \ - static DEFINE_RATELIMIT_STATE(rs, DEFAULT_RATELIMIT_INTERVAL, \ - DEFAULT_RATELIMIT_BURST); \ - \ - if (__ratelimit(&rs)) \ - pr_func(DM_FMT(fmt), ##__VA_ARGS__); \ -} while (0) - #define DM_FMT(fmt) DM_NAME ": " DM_MSG_PREFIX ": " fmt "\n" #define DMCRIT(fmt, ...) pr_crit(DM_FMT(fmt), ##__VA_ARGS__) #define DMERR(fmt, ...) pr_err(DM_FMT(fmt), ##__VA_ARGS__) -#define DMERR_LIMIT(fmt, ...) DM_RATELIMIT(pr_err, fmt, ##__VA_ARGS__) +#define DMERR_LIMIT(fmt, ...) pr_err_ratelimited(DM_FMT(fmt), ##__VA_ARGS__) #define DMWARN(fmt, ...) pr_warn(DM_FMT(fmt), ##__VA_ARGS__) -#define DMWARN_LIMIT(fmt, ...) DM_RATELIMIT(pr_warn, fmt, ##__VA_ARGS__) +#define DMWARN_LIMIT(fmt, ...) pr_warn_ratelimited(DM_FMT(fmt), ##__VA_ARGS__) #define DMINFO(fmt, ...) pr_info(DM_FMT(fmt), ##__VA_ARGS__) -#define DMINFO_LIMIT(fmt, ...) DM_RATELIMIT(pr_info, fmt, ##__VA_ARGS__) +#define DMINFO_LIMIT(fmt, ...) pr_info_ratelimited(DM_FMT(fmt), ##__VA_ARGS__) #ifdef CONFIG_DM_DEBUG #define DMDEBUG(fmt, ...) printk(KERN_DEBUG DM_FMT(fmt), ##__VA_ARGS__) -#define DMDEBUG_LIMIT(fmt, ...) DM_RATELIMIT(pr_debug, fmt, ##__VA_ARGS__) +#define DMDEBUG_LIMIT(fmt, ...) pr_debug_ratelimited(DM_FMT(fmt), ##__VA_ARGS__) #else #define DMDEBUG(fmt, ...) no_printk(fmt, ##__VA_ARGS__) #define DMDEBUG_LIMIT(fmt, ...) no_printk(fmt, ##__VA_ARGS__) diff --git a/include/linux/device.h b/include/linux/device.h index 5eabfa0c4dee..c330b75c6c57 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -6,7 +6,7 @@ * Copyright (c) 2004-2009 Greg Kroah-Hartman <gregkh@suse.de> * Copyright (c) 2008-2009 Novell Inc. * - * See Documentation/driver-model/ for more information. + * See Documentation/driver-api/driver-model/ for more information. */ #ifndef _DEVICE_H_ diff --git a/include/linux/dma/edma.h b/include/linux/dma/edma.h new file mode 100644 index 000000000000..cab6e18773da --- /dev/null +++ b/include/linux/dma/edma.h @@ -0,0 +1,47 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2018-2019 Synopsys, Inc. and/or its affiliates. + * Synopsys DesignWare eDMA core driver + * + * Author: Gustavo Pimentel <gustavo.pimentel@synopsys.com> + */ + +#ifndef _DW_EDMA_H +#define _DW_EDMA_H + +#include <linux/device.h> +#include <linux/dmaengine.h> + +struct dw_edma; + +/** + * struct dw_edma_chip - representation of DesignWare eDMA controller hardware + * @dev: struct device of the eDMA controller + * @id: instance ID + * @irq: irq line + * @dw: struct dw_edma that is filed by dw_edma_probe() + */ +struct dw_edma_chip { + struct device *dev; + int id; + int irq; + struct dw_edma *dw; +}; + +/* Export to the platform drivers */ +#if IS_ENABLED(CONFIG_DW_EDMA) +int dw_edma_probe(struct dw_edma_chip *chip); +int dw_edma_remove(struct dw_edma_chip *chip); +#else +static inline int dw_edma_probe(struct dw_edma_chip *chip) +{ + return -ENODEV; +} + +static inline int dw_edma_remove(struct dw_edma_chip *chip) +{ + return 0; +} +#endif /* CONFIG_DW_EDMA */ + +#endif /* _DW_EDMA_H */ diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index c952f987ee57..8fcdee1c0cf9 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h @@ -1302,7 +1302,8 @@ enum dma_status dma_sync_wait(struct dma_chan *chan, dma_cookie_t cookie); enum dma_status dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx); void dma_issue_pending_all(void); struct dma_chan *__dma_request_channel(const dma_cap_mask_t *mask, - dma_filter_fn fn, void *fn_param); + dma_filter_fn fn, void *fn_param, + struct device_node *np); struct dma_chan *dma_request_slave_channel(struct device *dev, const char *name); struct dma_chan *dma_request_chan(struct device *dev, const char *name); @@ -1327,7 +1328,9 @@ static inline void dma_issue_pending_all(void) { } static inline struct dma_chan *__dma_request_channel(const dma_cap_mask_t *mask, - dma_filter_fn fn, void *fn_param) + dma_filter_fn fn, + void *fn_param, + struct device_node *np) { return NULL; } @@ -1399,7 +1402,8 @@ void dma_async_device_unregister(struct dma_device *device); void dma_run_dependencies(struct dma_async_tx_descriptor *tx); struct dma_chan *dma_get_slave_channel(struct dma_chan *chan); struct dma_chan *dma_get_any_slave_channel(struct dma_device *device); -#define dma_request_channel(mask, x, y) __dma_request_channel(&(mask), x, y) +#define dma_request_channel(mask, x, y) \ + __dma_request_channel(&(mask), x, y, NULL) #define dma_request_slave_channel_compat(mask, x, y, dev, name) \ __dma_request_slave_channel_compat(&(mask), x, y, dev, name) @@ -1417,6 +1421,6 @@ static inline struct dma_chan if (!fn || !fn_param) return NULL; - return __dma_request_channel(mask, fn, fn_param); + return __dma_request_channel(mask, fn, fn_param, NULL); } #endif /* DMAENGINE_H */ diff --git a/include/linux/filter.h b/include/linux/filter.h index 6d944369ca87..ff65d22cf336 100644 --- a/include/linux/filter.h +++ b/include/linux/filter.h @@ -747,7 +747,7 @@ bpf_ctx_narrow_access_ok(u32 off, u32 size, u32 size_default) return size <= size_default && (size & (size - 1)) == 0; } -#define bpf_ctx_wide_store_ok(off, size, type, field) \ +#define bpf_ctx_wide_access_ok(off, size, type, field) \ (size == sizeof(__u64) && \ off >= offsetof(type, field) && \ off + sizeof(__u64) <= offsetofend(type, field) && \ diff --git a/include/linux/fpga/adi-axi-common.h b/include/linux/fpga/adi-axi-common.h new file mode 100644 index 000000000000..7fc95d5c95bb --- /dev/null +++ b/include/linux/fpga/adi-axi-common.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Analog Devices AXI common registers & definitions + * + * Copyright 2019 Analog Devices Inc. + * + * https://wiki.analog.com/resources/fpga/docs/axi_ip + * https://wiki.analog.com/resources/fpga/docs/hdl/regmap + */ + +#ifndef ADI_AXI_COMMON_H_ +#define ADI_AXI_COMMON_H_ + +#define ADI_AXI_REG_VERSION 0x0000 + +#define ADI_AXI_PCORE_VER(major, minor, patch) \ + (((major) << 16) | ((minor) << 8) | (patch)) + +#endif /* ADI_AXI_COMMON_H_ */ diff --git a/include/linux/fs.h b/include/linux/fs.h index 75f2ed289a3f..56b8e358af5c 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -2210,9 +2210,6 @@ struct file_system_type { #define MODULE_ALIAS_FS(NAME) MODULE_ALIAS("fs-" NAME) -extern struct dentry *mount_ns(struct file_system_type *fs_type, - int flags, void *data, void *ns, struct user_namespace *user_ns, - int (*fill_super)(struct super_block *, void *, int)); #ifdef CONFIG_BLOCK extern struct dentry *mount_bdev(struct file_system_type *fs_type, int flags, const char *dev_name, void *data, @@ -2252,28 +2249,10 @@ void free_anon_bdev(dev_t); struct super_block *sget_fc(struct fs_context *fc, int (*test)(struct super_block *, struct fs_context *), int (*set)(struct super_block *, struct fs_context *)); -struct super_block *sget_userns(struct file_system_type *type, - int (*test)(struct super_block *,void *), - int (*set)(struct super_block *,void *), - int flags, struct user_namespace *user_ns, - void *data); struct super_block *sget(struct file_system_type *type, int (*test)(struct super_block *,void *), int (*set)(struct super_block *,void *), int flags, void *data); -extern struct dentry *mount_pseudo_xattr(struct file_system_type *, char *, - const struct super_operations *ops, - const struct xattr_handler **xattr, - const struct dentry_operations *dops, - unsigned long); - -static inline struct dentry * -mount_pseudo(struct file_system_type *fs_type, char *name, - const struct super_operations *ops, - const struct dentry_operations *dops, unsigned long magic) -{ - return mount_pseudo_xattr(fs_type, name, ops, NULL, dops, magic); -} /* Alas, no aliases. Too much hassle with bringing module.h everywhere */ #define fops_get(fops) \ diff --git a/include/linux/fs_context.h b/include/linux/fs_context.h index 4933187d5b9a..7c6fe3d47fa6 100644 --- a/include/linux/fs_context.h +++ b/include/linux/fs_context.h @@ -99,6 +99,7 @@ struct fs_context { void *s_fs_info; /* Proposed s_fs_info */ unsigned int sb_flags; /* Proposed superblock flags (SB_*) */ unsigned int sb_flags_mask; /* Superblock flags that were changed */ + unsigned int s_iflags; /* OR'd with sb->s_iflags */ unsigned int lsm_flags; /* Information flags from the fs to the LSM */ enum fs_context_purpose purpose:8; enum fs_context_phase phase:8; /* The phase the context is in */ @@ -146,6 +147,12 @@ extern int vfs_get_super(struct fs_context *fc, enum vfs_get_super_keying keying, int (*fill_super)(struct super_block *sb, struct fs_context *fc)); +extern int get_tree_nodev(struct fs_context *fc, + int (*fill_super)(struct super_block *sb, + struct fs_context *fc)); +extern int get_tree_single(struct fs_context *fc, + int (*fill_super)(struct super_block *sb, + struct fs_context *fc)); extern const struct file_operations fscontext_fops; diff --git a/include/linux/fs_pin.h b/include/linux/fs_pin.h index 7cab74d66f85..bdd09fd2520c 100644 --- a/include/linux/fs_pin.h +++ b/include/linux/fs_pin.h @@ -20,6 +20,5 @@ static inline void init_fs_pin(struct fs_pin *p, void (*kill)(struct fs_pin *)) } void pin_remove(struct fs_pin *); -void pin_insert_group(struct fs_pin *, struct vfsmount *, struct hlist_head *); void pin_insert(struct fs_pin *, struct vfsmount *); void pin_kill(struct fs_pin *); diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index 25e2995d4a4c..8a8cb3c401b2 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h @@ -427,8 +427,8 @@ struct dyn_ftrace *ftrace_rec_iter_record(struct ftrace_rec_iter *iter); iter = ftrace_rec_iter_next(iter)) -int ftrace_update_record(struct dyn_ftrace *rec, int enable); -int ftrace_test_record(struct dyn_ftrace *rec, int enable); +int ftrace_update_record(struct dyn_ftrace *rec, bool enable); +int ftrace_test_record(struct dyn_ftrace *rec, bool enable); void ftrace_run_stop_machine(int command); unsigned long ftrace_location(unsigned long ip); unsigned long ftrace_location_range(unsigned long start, unsigned long end); diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h index 7cd5c150c21d..45ede62aa85b 100644 --- a/include/linux/huge_mm.h +++ b/include/linux/huge_mm.h @@ -121,6 +121,23 @@ static inline bool __transparent_hugepage_enabled(struct vm_area_struct *vma) bool transparent_hugepage_enabled(struct vm_area_struct *vma); +#define HPAGE_CACHE_INDEX_MASK (HPAGE_PMD_NR - 1) + +static inline bool transhuge_vma_suitable(struct vm_area_struct *vma, + unsigned long haddr) +{ + /* Don't have to check pgoff for anonymous vma */ + if (!vma_is_anonymous(vma)) { + if (((vma->vm_start >> PAGE_SHIFT) & HPAGE_CACHE_INDEX_MASK) != + (vma->vm_pgoff & HPAGE_CACHE_INDEX_MASK)) + return false; + } + + if (haddr < vma->vm_start || haddr + HPAGE_PMD_SIZE > vma->vm_end) + return false; + return true; +} + #define transparent_hugepage_use_zero_page() \ (transparent_hugepage_flags & \ (1<<TRANSPARENT_HUGEPAGE_USE_ZERO_PAGE_FLAG)) @@ -271,6 +288,12 @@ static inline bool transparent_hugepage_enabled(struct vm_area_struct *vma) return false; } +static inline bool transhuge_vma_suitable(struct vm_area_struct *vma, + unsigned long haddr) +{ + return false; +} + static inline void prep_transhuge_page(struct page *page) {} #define transparent_hugepage_flags 0UL diff --git a/include/linux/hw_random.h b/include/linux/hw_random.h index c0b93e0ff0c0..8e6dd908da21 100644 --- a/include/linux/hw_random.h +++ b/include/linux/hw_random.h @@ -1,7 +1,7 @@ /* Hardware Random Number Generator - Please read Documentation/hw_random.txt for details on use. + Please read Documentation/admin-guide/hw_random.rst for details on use. ---------------------------------------------------------- This software may be used and distributed according to the terms diff --git a/include/linux/hwspinlock.h b/include/linux/hwspinlock.h index 0afe693be5f4..bfe7c1f1ac6d 100644 --- a/include/linux/hwspinlock.h +++ b/include/linux/hwspinlock.h @@ -14,9 +14,10 @@ #include <linux/sched.h> /* hwspinlock mode argument */ -#define HWLOCK_IRQSTATE 0x01 /* Disable interrupts, save state */ -#define HWLOCK_IRQ 0x02 /* Disable interrupts, don't save state */ -#define HWLOCK_RAW 0x03 +#define HWLOCK_IRQSTATE 0x01 /* Disable interrupts, save state */ +#define HWLOCK_IRQ 0x02 /* Disable interrupts, don't save state */ +#define HWLOCK_RAW 0x03 +#define HWLOCK_IN_ATOMIC 0x04 /* Called while in atomic context */ struct device; struct device_node; @@ -223,6 +224,23 @@ static inline int hwspin_trylock_raw(struct hwspinlock *hwlock) } /** + * hwspin_trylock_in_atomic() - attempt to lock a specific hwspinlock + * @hwlock: an hwspinlock which we want to trylock + * + * This function attempts to lock an hwspinlock, and will immediately fail + * if the hwspinlock is already taken. + * + * This function shall be called only from an atomic context. + * + * Returns 0 if we successfully locked the hwspinlock, -EBUSY if + * the hwspinlock was already taken, and -EINVAL if @hwlock is invalid. + */ +static inline int hwspin_trylock_in_atomic(struct hwspinlock *hwlock) +{ + return __hwspin_trylock(hwlock, HWLOCK_IN_ATOMIC, NULL); +} + +/** * hwspin_trylock() - attempt to lock a specific hwspinlock * @hwlock: an hwspinlock which we want to trylock * @@ -313,6 +331,28 @@ int hwspin_lock_timeout_raw(struct hwspinlock *hwlock, unsigned int to) } /** + * hwspin_lock_timeout_in_atomic() - lock an hwspinlock with timeout limit + * @hwlock: the hwspinlock to be locked + * @to: timeout value in msecs + * + * This function locks the underlying @hwlock. If the @hwlock + * is already taken, the function will busy loop waiting for it to + * be released, but give up when @timeout msecs have elapsed. + * + * This function shall be called only from an atomic context and the timeout + * value shall not exceed a few msecs. + * + * Returns 0 when the @hwlock was successfully taken, and an appropriate + * error code otherwise (most notably an -ETIMEDOUT if the @hwlock is still + * busy after @timeout msecs). The function will never sleep. + */ +static inline +int hwspin_lock_timeout_in_atomic(struct hwspinlock *hwlock, unsigned int to) +{ + return __hwspin_lock_timeout(hwlock, to, HWLOCK_IN_ATOMIC, NULL); +} + +/** * hwspin_lock_timeout() - lock an hwspinlock with timeout limit * @hwlock: the hwspinlock to be locked * @to: timeout value in msecs @@ -387,6 +427,21 @@ static inline void hwspin_unlock_raw(struct hwspinlock *hwlock) } /** + * hwspin_unlock_in_atomic() - unlock hwspinlock + * @hwlock: a previously-acquired hwspinlock which we want to unlock + * + * This function will unlock a specific hwspinlock. + * + * @hwlock must be already locked (e.g. by hwspin_trylock()) before calling + * this function: it is a bug to call unlock on a @hwlock that is already + * unlocked. + */ +static inline void hwspin_unlock_in_atomic(struct hwspinlock *hwlock) +{ + __hwspin_unlock(hwlock, HWLOCK_IN_ATOMIC, NULL); +} + +/** * hwspin_unlock() - unlock hwspinlock * @hwlock: a previously-acquired hwspinlock which we want to unlock * diff --git a/include/linux/init.h b/include/linux/init.h index 5255069f5a9f..212fc9e2f691 100644 --- a/include/linux/init.h +++ b/include/linux/init.h @@ -137,6 +137,8 @@ extern initcall_entry_t __con_initcall_start[], __con_initcall_end[]; /* Used for contructor calls. */ typedef void (*ctor_fn_t)(void); +struct file_system_type; + /* Defined in init/main.c */ extern int do_one_initcall(initcall_t fn); extern char __initdata boot_command_line[]; @@ -146,7 +148,8 @@ extern unsigned int reset_devices; /* used by init/main.c */ void setup_arch(char **); void prepare_namespace(void); -int __init init_rootfs(void); +void __init init_rootfs(void); +extern struct file_system_type rootfs_fs_type; #if defined(CONFIG_STRICT_KERNEL_RWX) || defined(CONFIG_STRICT_MODULE_RWX) extern bool rodata_enabled; diff --git a/include/linux/intel_rapl.h b/include/linux/intel_rapl.h new file mode 100644 index 000000000000..efb3ce892c20 --- /dev/null +++ b/include/linux/intel_rapl.h @@ -0,0 +1,155 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Data types and headers for RAPL support + * + * Copyright (C) 2019 Intel Corporation. + * + * Author: Zhang Rui <rui.zhang@intel.com> + */ + +#ifndef __INTEL_RAPL_H__ +#define __INTEL_RAPL_H__ + +#include <linux/types.h> +#include <linux/powercap.h> +#include <linux/cpuhotplug.h> + +enum rapl_domain_type { + RAPL_DOMAIN_PACKAGE, /* entire package/socket */ + RAPL_DOMAIN_PP0, /* core power plane */ + RAPL_DOMAIN_PP1, /* graphics uncore */ + RAPL_DOMAIN_DRAM, /* DRAM control_type */ + RAPL_DOMAIN_PLATFORM, /* PSys control_type */ + RAPL_DOMAIN_MAX, +}; + +enum rapl_domain_reg_id { + RAPL_DOMAIN_REG_LIMIT, + RAPL_DOMAIN_REG_STATUS, + RAPL_DOMAIN_REG_PERF, + RAPL_DOMAIN_REG_POLICY, + RAPL_DOMAIN_REG_INFO, + RAPL_DOMAIN_REG_MAX, +}; + +struct rapl_package; + +enum rapl_primitives { + ENERGY_COUNTER, + POWER_LIMIT1, + POWER_LIMIT2, + FW_LOCK, + + PL1_ENABLE, /* power limit 1, aka long term */ + PL1_CLAMP, /* allow frequency to go below OS request */ + PL2_ENABLE, /* power limit 2, aka short term, instantaneous */ + PL2_CLAMP, + + TIME_WINDOW1, /* long term */ + TIME_WINDOW2, /* short term */ + THERMAL_SPEC_POWER, + MAX_POWER, + + MIN_POWER, + MAX_TIME_WINDOW, + THROTTLED_TIME, + PRIORITY_LEVEL, + + /* below are not raw primitive data */ + AVERAGE_POWER, + NR_RAPL_PRIMITIVES, +}; + +struct rapl_domain_data { + u64 primitives[NR_RAPL_PRIMITIVES]; + unsigned long timestamp; +}; + +#define NR_POWER_LIMITS (2) +struct rapl_power_limit { + struct powercap_zone_constraint *constraint; + int prim_id; /* primitive ID used to enable */ + struct rapl_domain *domain; + const char *name; + u64 last_power_limit; +}; + +struct rapl_package; + +struct rapl_domain { + const char *name; + enum rapl_domain_type id; + u64 regs[RAPL_DOMAIN_REG_MAX]; + struct powercap_zone power_zone; + struct rapl_domain_data rdd; + struct rapl_power_limit rpl[NR_POWER_LIMITS]; + u64 attr_map; /* track capabilities */ + unsigned int state; + unsigned int domain_energy_unit; + struct rapl_package *rp; +}; + +struct reg_action { + u64 reg; + u64 mask; + u64 value; + int err; +}; + +/** + * struct rapl_if_priv: private data for different RAPL interfaces + * @control_type: Each RAPL interface must have its own powercap + * control type. + * @platform_rapl_domain: Optional. Some RAPL interface may have platform + * level RAPL control. + * @pcap_rapl_online: CPU hotplug state for each RAPL interface. + * @reg_unit: Register for getting energy/power/time unit. + * @regs: Register sets for different RAPL Domains. + * @limits: Number of power limits supported by each domain. + * @read_raw: Callback for reading RAPL interface specific + * registers. + * @write_raw: Callback for writing RAPL interface specific + * registers. + */ +struct rapl_if_priv { + struct powercap_control_type *control_type; + struct rapl_domain *platform_rapl_domain; + enum cpuhp_state pcap_rapl_online; + u64 reg_unit; + u64 regs[RAPL_DOMAIN_MAX][RAPL_DOMAIN_REG_MAX]; + int limits[RAPL_DOMAIN_MAX]; + int (*read_raw)(int cpu, struct reg_action *ra); + int (*write_raw)(int cpu, struct reg_action *ra); +}; + +/* maximum rapl package domain name: package-%d-die-%d */ +#define PACKAGE_DOMAIN_NAME_LENGTH 30 + +struct rapl_package { + unsigned int id; /* logical die id, equals physical 1-die systems */ + unsigned int nr_domains; + unsigned long domain_map; /* bit map of active domains */ + unsigned int power_unit; + unsigned int energy_unit; + unsigned int time_unit; + struct rapl_domain *domains; /* array of domains, sized at runtime */ + struct powercap_zone *power_zone; /* keep track of parent zone */ + unsigned long power_limit_irq; /* keep track of package power limit + * notify interrupt enable status. + */ + struct list_head plist; + int lead_cpu; /* one active cpu per package for access */ + /* Track active cpus */ + struct cpumask cpumask; + char name[PACKAGE_DOMAIN_NAME_LENGTH]; + struct rapl_if_priv *priv; +}; + +struct rapl_package *rapl_find_package_domain(int cpu, struct rapl_if_priv *priv); +struct rapl_package *rapl_add_package(int cpu, struct rapl_if_priv *priv); +void rapl_remove_package(struct rapl_package *rp); + +int rapl_add_platform_domain(struct rapl_if_priv *priv); +void rapl_remove_platform_domain(struct rapl_if_priv *priv); + +#endif /* __INTEL_RAPL_H__ */ diff --git a/include/linux/io.h b/include/linux/io.h index 9876e5801a9d..accac822336a 100644 --- a/include/linux/io.h +++ b/include/linux/io.h @@ -33,6 +33,7 @@ static inline int ioremap_page_range(unsigned long addr, unsigned long end, #ifdef CONFIG_HAVE_ARCH_HUGE_VMAP void __init ioremap_huge_init(void); +int arch_ioremap_p4d_supported(void); int arch_ioremap_pud_supported(void); int arch_ioremap_pmd_supported(void); #else diff --git a/include/linux/iomap.h b/include/linux/iomap.h index 1df9ea187a9a..bc499ceae392 100644 --- a/include/linux/iomap.h +++ b/include/linux/iomap.h @@ -7,6 +7,7 @@ #include <linux/mm.h> #include <linux/types.h> #include <linux/mm_types.h> +#include <linux/blkdev.h> struct address_space; struct fiemap_extent_info; @@ -69,6 +70,12 @@ struct iomap { const struct iomap_page_ops *page_ops; }; +static inline sector_t +iomap_sector(struct iomap *iomap, loff_t pos) +{ + return (iomap->addr + pos - iomap->offset) >> SECTOR_SHIFT; +} + /* * When a filesystem sets page_ops in an iomap mapping it returns, page_prepare * and page_done will be called for each page written to. This only applies to @@ -116,6 +123,16 @@ struct iomap_ops { }; /* + * Main iomap iterator function. + */ +typedef loff_t (*iomap_actor_t)(struct inode *inode, loff_t pos, loff_t len, + void *data, struct iomap *iomap); + +loff_t iomap_apply(struct inode *inode, loff_t pos, loff_t length, + unsigned flags, const struct iomap_ops *ops, void *data, + iomap_actor_t actor); + +/* * Structure allocate for each page when block size < PAGE_SIZE to track * sub-page uptodate status and I/O completions. */ diff --git a/include/linux/iversion.h b/include/linux/iversion.h index be50ef7cedab..2917ef990d43 100644 --- a/include/linux/iversion.h +++ b/include/linux/iversion.h @@ -113,6 +113,30 @@ inode_peek_iversion_raw(const struct inode *inode) } /** + * inode_set_max_iversion_raw - update i_version new value is larger + * @inode: inode to set + * @val: new i_version to set + * + * Some self-managed filesystems (e.g Ceph) will only update the i_version + * value if the new value is larger than the one we already have. + */ +static inline void +inode_set_max_iversion_raw(struct inode *inode, u64 val) +{ + u64 cur, old; + + cur = inode_peek_iversion_raw(inode); + for (;;) { + if (cur > val) + break; + old = atomic64_cmpxchg(&inode->i_version, cur, val); + if (likely(old == cur)) + break; + cur = old; + } +} + +/** * inode_set_iversion - set i_version to a particular value * @inode: inode to set * @val: new i_version value to set diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 0c9bc231107f..4fa360a13c1e 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -88,6 +88,8 @@ */ #define FIELD_SIZEOF(t, f) (sizeof(((t*)0)->f)) +#define typeof_member(T, m) typeof(((T*)0)->m) + #define DIV_ROUND_UP __KERNEL_DIV_ROUND_UP #define DIV_ROUND_DOWN_ULL(ll, d) \ diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h index 443d9800ca3f..04bdaf01112c 100644 --- a/include/linux/kprobes.h +++ b/include/linux/kprobes.h @@ -458,4 +458,23 @@ static inline bool is_kprobe_optinsn_slot(unsigned long addr) } #endif +/* Returns true if kprobes handled the fault */ +static nokprobe_inline bool kprobe_page_fault(struct pt_regs *regs, + unsigned int trap) +{ + if (!kprobes_built_in()) + return false; + if (user_mode(regs)) + return false; + /* + * To be potentially processing a kprobe fault and to be allowed + * to call kprobe_running(), we have to be non-preemptible. + */ + if (preemptible()) + return false; + if (!kprobe_running()) + return false; + return kprobe_fault_handler(regs, trap); +} + #endif /* _LINUX_KPROBES_H */ diff --git a/include/linux/libnvdimm.h b/include/linux/libnvdimm.h index 03d5c3aece9d..7a64b3ddb408 100644 --- a/include/linux/libnvdimm.h +++ b/include/linux/libnvdimm.h @@ -11,6 +11,7 @@ #include <linux/types.h> #include <linux/uuid.h> #include <linux/spinlock.h> +#include <linux/bio.h> struct badrange_entry { u64 start; @@ -57,6 +58,9 @@ enum { */ ND_REGION_PERSIST_MEMCTRL = 2, + /* Platform provides asynchronous flush mechanism */ + ND_REGION_ASYNC = 3, + /* mark newly adjusted resources as requiring a label update */ DPA_RESOURCE_ADJUSTED = 1 << 0, }; @@ -113,6 +117,7 @@ struct nd_mapping_desc { int position; }; +struct nd_region; struct nd_region_desc { struct resource *res; struct nd_mapping_desc *mapping; @@ -125,6 +130,7 @@ struct nd_region_desc { int target_node; unsigned long flags; struct device_node *of_node; + int (*flush)(struct nd_region *nd_region, struct bio *bio); }; struct device; @@ -252,10 +258,12 @@ unsigned long nd_blk_memremap_flags(struct nd_blk_region *ndbr); unsigned int nd_region_acquire_lane(struct nd_region *nd_region); void nd_region_release_lane(struct nd_region *nd_region, unsigned int lane); u64 nd_fletcher64(void *addr, size_t len, bool le); -void nvdimm_flush(struct nd_region *nd_region); +int nvdimm_flush(struct nd_region *nd_region, struct bio *bio); +int generic_nvdimm_flush(struct nd_region *nd_region); int nvdimm_has_flush(struct nd_region *nd_region); int nvdimm_has_cache(struct nd_region *nd_region); int nvdimm_in_overwrite(struct nvdimm *nvdimm); +bool is_nvdimm_sync(struct nd_region *nd_region); static inline int nvdimm_ctl(struct nvdimm *nvdimm, unsigned int cmd, void *buf, unsigned int buf_len, int *cmd_rc) diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h index 57baa27f238c..0b0d7259276d 100644 --- a/include/linux/lockdep.h +++ b/include/linux/lockdep.h @@ -5,7 +5,7 @@ * Copyright (C) 2006,2007 Red Hat, Inc., Ingo Molnar <mingo@redhat.com> * Copyright (C) 2007 Red Hat, Inc., Peter Zijlstra * - * see Documentation/locking/lockdep-design.txt for more details. + * see Documentation/locking/lockdep-design.rst for more details. */ #ifndef __LINUX_LOCKDEP_H #define __LINUX_LOCKDEP_H diff --git a/include/linux/lz4.h b/include/linux/lz4.h index 394e3d9213b8..b16e15b9587a 100644 --- a/include/linux/lz4.h +++ b/include/linux/lz4.h @@ -278,7 +278,7 @@ int LZ4_decompress_fast(const char *source, char *dest, int originalSize); * @compressedSize: is the precise full size of the compressed block * @maxDecompressedSize: is the size of 'dest' buffer * - * Decompresses data fom 'source' into 'dest'. + * Decompresses data from 'source' into 'dest'. * If the source stream is detected malformed, the function will * stop decoding and return a negative result. * This function is protected against buffer overflow exploits, @@ -522,7 +522,7 @@ int LZ4_setStreamDecode(LZ4_streamDecode_t *LZ4_streamDecode, const char *dictionary, int dictSize); /** - * LZ4_decompress_fast_continue() - Decompress blocks in streaming mode + * LZ4_decompress_safe_continue() - Decompress blocks in streaming mode * @LZ4_streamDecode: the 'LZ4_streamDecode_t' structure * @source: source address of the compressed data * @dest: output buffer address of the uncompressed data @@ -530,7 +530,7 @@ int LZ4_setStreamDecode(LZ4_streamDecode_t *LZ4_streamDecode, * @compressedSize: is the precise full size of the compressed block * @maxDecompressedSize: is the size of 'dest' buffer * - * These decoding function allows decompression of multiple blocks + * This decoding function allows decompression of multiple blocks * in "streaming" mode. * Previously decoded blocks *must* remain available at the memory position * where they were decoded (up to 64 KB) @@ -569,7 +569,7 @@ int LZ4_decompress_safe_continue(LZ4_streamDecode_t *LZ4_streamDecode, * which must be already allocated with 'originalSize' bytes * @originalSize: is the original and therefore uncompressed size * - * These decoding function allows decompression of multiple blocks + * This decoding function allows decompression of multiple blocks * in "streaming" mode. * Previously decoded blocks *must* remain available at the memory position * where they were decoded (up to 64 KB) @@ -610,10 +610,10 @@ int LZ4_decompress_fast_continue(LZ4_streamDecode_t *LZ4_streamDecode, * @dictStart: pointer to the start of the dictionary in memory * @dictSize: size of dictionary * - * These decoding function works the same as + * This decoding function works the same as * a combination of LZ4_setStreamDecode() followed by * LZ4_decompress_safe_continue() - * It is stand-alone, and don'tn eed a LZ4_streamDecode_t structure. + * It is stand-alone, and doesn't need an LZ4_streamDecode_t structure. * * Return: number of bytes decompressed into destination buffer * (necessarily <= maxDecompressedSize) @@ -633,10 +633,10 @@ int LZ4_decompress_safe_usingDict(const char *source, char *dest, * @dictStart: pointer to the start of the dictionary in memory * @dictSize: size of dictionary * - * These decoding function works the same as + * This decoding function works the same as * a combination of LZ4_setStreamDecode() followed by - * LZ4_decompress_safe_continue() - * It is stand-alone, and don'tn eed a LZ4_streamDecode_t structure. + * LZ4_decompress_fast_continue() + * It is stand-alone, and doesn't need an LZ4_streamDecode_t structure. * * Return: number of bytes decompressed into destination buffer * (necessarily <= maxDecompressedSize) diff --git a/include/linux/memory.h b/include/linux/memory.h index e1dc1bb2b787..02e633f3ede0 100644 --- a/include/linux/memory.h +++ b/include/linux/memory.h @@ -111,16 +111,15 @@ extern int register_memory_notifier(struct notifier_block *nb); extern void unregister_memory_notifier(struct notifier_block *nb); extern int register_memory_isolate_notifier(struct notifier_block *nb); extern void unregister_memory_isolate_notifier(struct notifier_block *nb); -int hotplug_memory_register(int nid, struct mem_section *section); -#ifdef CONFIG_MEMORY_HOTREMOVE -extern void unregister_memory_section(struct mem_section *); -#endif +int create_memory_block_devices(unsigned long start, unsigned long size); +void remove_memory_block_devices(unsigned long start, unsigned long size); extern int memory_dev_init(void); extern int memory_notify(unsigned long val, void *v); extern int memory_isolate_notify(unsigned long val, void *v); -extern struct memory_block *find_memory_block_hinted(struct mem_section *, - struct memory_block *); extern struct memory_block *find_memory_block(struct mem_section *); +typedef int (*walk_memory_blocks_func_t)(struct memory_block *, void *); +extern int walk_memory_blocks(unsigned long start, unsigned long size, + void *arg, walk_memory_blocks_func_t func); #define CONFIG_MEM_BLOCK_SIZE (PAGES_PER_SECTION<<PAGE_SHIFT) #endif /* CONFIG_MEMORY_HOTPLUG_SPARSE */ diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h index ae892eef8b82..f46ea71b4ffd 100644 --- a/include/linux/memory_hotplug.h +++ b/include/linux/memory_hotplug.h @@ -123,20 +123,10 @@ static inline bool movable_node_is_enabled(void) return movable_node_enabled; } -#ifdef CONFIG_MEMORY_HOTREMOVE extern void arch_remove_memory(int nid, u64 start, u64 size, struct vmem_altmap *altmap); extern void __remove_pages(struct zone *zone, unsigned long start_pfn, unsigned long nr_pages, struct vmem_altmap *altmap); -#endif /* CONFIG_MEMORY_HOTREMOVE */ - -/* - * Do we want sysfs memblock files created. This will allow userspace to online - * and offline memory explicitly. Lack of this bit means that the caller has to - * call move_pfn_range_to_zone to finish the initialization. - */ - -#define MHP_MEMBLOCK_API (1<<0) /* reasonably generic interface to expand the physical pages */ extern int __add_pages(int nid, unsigned long start_pfn, unsigned long nr_pages, @@ -324,7 +314,7 @@ static inline void pgdat_resize_init(struct pglist_data *pgdat) {} extern bool is_mem_section_removable(unsigned long pfn, unsigned long nr_pages); extern void try_offline_node(int nid); extern int offline_pages(unsigned long start_pfn, unsigned long nr_pages); -extern void remove_memory(int nid, u64 start, u64 size); +extern int remove_memory(int nid, u64 start, u64 size); extern void __remove_memory(int nid, u64 start, u64 size); #else @@ -341,22 +331,25 @@ static inline int offline_pages(unsigned long start_pfn, unsigned long nr_pages) return -EINVAL; } -static inline void remove_memory(int nid, u64 start, u64 size) {} +static inline int remove_memory(int nid, u64 start, u64 size) +{ + return -EBUSY; +} + static inline void __remove_memory(int nid, u64 start, u64 size) {} #endif /* CONFIG_MEMORY_HOTREMOVE */ extern void __ref free_area_init_core_hotplug(int nid); -extern int walk_memory_range(unsigned long start_pfn, unsigned long end_pfn, - void *arg, int (*func)(struct memory_block *, void *)); extern int __add_memory(int nid, u64 start, u64 size); extern int add_memory(int nid, u64 start, u64 size); extern int add_memory_resource(int nid, struct resource *resource); extern void move_pfn_range_to_zone(struct zone *zone, unsigned long start_pfn, unsigned long nr_pages, struct vmem_altmap *altmap); extern bool is_memblock_offlined(struct memory_block *mem); -extern int sparse_add_one_section(int nid, unsigned long start_pfn, - struct vmem_altmap *altmap); -extern void sparse_remove_one_section(struct zone *zone, struct mem_section *ms, +extern int sparse_add_section(int nid, unsigned long pfn, + unsigned long nr_pages, struct vmem_altmap *altmap); +extern void sparse_remove_section(struct mem_section *ms, + unsigned long pfn, unsigned long nr_pages, unsigned long map_offset, struct vmem_altmap *altmap); extern struct page *sparse_decode_mem_map(unsigned long coded_mem_map, unsigned long pnum); diff --git a/include/linux/migrate.h b/include/linux/migrate.h index e13d9bf2f9a5..7f04754c7f2b 100644 --- a/include/linux/migrate.h +++ b/include/linux/migrate.h @@ -77,8 +77,7 @@ extern void migrate_page_copy(struct page *newpage, struct page *page); extern int migrate_huge_page_move_mapping(struct address_space *mapping, struct page *newpage, struct page *page); extern int migrate_page_move_mapping(struct address_space *mapping, - struct page *newpage, struct page *page, enum migrate_mode mode, - int extra_count); + struct page *newpage, struct page *page, int extra_count); #else static inline void putback_movable_pages(struct list_head *l) {} diff --git a/include/linux/mm.h b/include/linux/mm.h index 0389c34ac529..0334ca97c584 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -541,13 +541,30 @@ static inline void vma_set_anonymous(struct vm_area_struct *vma) vma->vm_ops = NULL; } +static inline bool vma_is_anonymous(struct vm_area_struct *vma) +{ + return !vma->vm_ops; +} + +#ifdef CONFIG_SHMEM +/* + * The vma_is_shmem is not inline because it is used only by slow + * paths in userfault. + */ +bool vma_is_shmem(struct vm_area_struct *vma); +#else +static inline bool vma_is_shmem(struct vm_area_struct *vma) { return false; } +#endif + +int vma_is_stack_for_current(struct vm_area_struct *vma); + /* flush_tlb_range() takes a vma, not a mm, and can care about flags */ #define TLB_FLUSH_VMA(mm,flags) { .vm_mm = (mm), .vm_flags = (flags) } struct mmu_gather; struct inode; -#if !defined(__HAVE_ARCH_PTE_DEVMAP) || !defined(CONFIG_TRANSPARENT_HUGEPAGE) +#if !defined(CONFIG_ARCH_HAS_PTE_DEVMAP) || !defined(CONFIG_TRANSPARENT_HUGEPAGE) static inline int pmd_devmap(pmd_t pmd) { return 0; @@ -956,41 +973,28 @@ static inline bool put_devmap_managed_page(struct page *page) return false; } -static inline bool is_device_private_page(const struct page *page) -{ - return is_zone_device_page(page) && - page->pgmap->type == MEMORY_DEVICE_PRIVATE; -} - -#ifdef CONFIG_PCI_P2PDMA -static inline bool is_pci_p2pdma_page(const struct page *page) -{ - return is_zone_device_page(page) && - page->pgmap->type == MEMORY_DEVICE_PCI_P2PDMA; -} -#else /* CONFIG_PCI_P2PDMA */ -static inline bool is_pci_p2pdma_page(const struct page *page) -{ - return false; -} -#endif /* CONFIG_PCI_P2PDMA */ - #else /* CONFIG_DEV_PAGEMAP_OPS */ static inline bool put_devmap_managed_page(struct page *page) { return false; } +#endif /* CONFIG_DEV_PAGEMAP_OPS */ static inline bool is_device_private_page(const struct page *page) { - return false; + return IS_ENABLED(CONFIG_DEV_PAGEMAP_OPS) && + IS_ENABLED(CONFIG_DEVICE_PRIVATE) && + is_zone_device_page(page) && + page->pgmap->type == MEMORY_DEVICE_PRIVATE; } static inline bool is_pci_p2pdma_page(const struct page *page) { - return false; + return IS_ENABLED(CONFIG_DEV_PAGEMAP_OPS) && + IS_ENABLED(CONFIG_PCI_P2PDMA) && + is_zone_device_page(page) && + page->pgmap->type == MEMORY_DEVICE_PCI_P2PDMA; } -#endif /* CONFIG_DEV_PAGEMAP_OPS */ /* 127: arbitrary random number, small enough to assemble well */ #define page_ref_zero_or_close_to_overflow(page) \ @@ -1556,6 +1560,10 @@ long get_user_pages_unlocked(unsigned long start, unsigned long nr_pages, int get_user_pages_fast(unsigned long start, int nr_pages, unsigned int gup_flags, struct page **pages); +int account_locked_vm(struct mm_struct *mm, unsigned long pages, bool inc); +int __account_locked_vm(struct mm_struct *mm, unsigned long pages, bool inc, + struct task_struct *task, bool bypass_rlim); + /* Container for pinned pfns / pages */ struct frame_vector { unsigned int nr_allocated; /* Number of frames we have space for */ @@ -1629,23 +1637,6 @@ int clear_page_dirty_for_io(struct page *page); int get_cmdline(struct task_struct *task, char *buffer, int buflen); -static inline bool vma_is_anonymous(struct vm_area_struct *vma) -{ - return !vma->vm_ops; -} - -#ifdef CONFIG_SHMEM -/* - * The vma_is_shmem is not inline because it is used only by slow - * paths in userfault. - */ -bool vma_is_shmem(struct vm_area_struct *vma); -#else -static inline bool vma_is_shmem(struct vm_area_struct *vma) { return false; } -#endif - -int vma_is_stack_for_current(struct vm_area_struct *vma); - extern unsigned long move_page_tables(struct vm_area_struct *vma, unsigned long old_addr, struct vm_area_struct *new_vma, unsigned long new_addr, unsigned long len, @@ -1763,7 +1754,7 @@ static inline void sync_mm_rss(struct mm_struct *mm) } #endif -#ifndef __HAVE_ARCH_PTE_DEVMAP +#ifndef CONFIG_ARCH_HAS_PTE_DEVMAP static inline int pte_devmap(pte_t pte) { return 0; @@ -2767,11 +2758,17 @@ extern int randomize_va_space; #endif const char * arch_vma_name(struct vm_area_struct *vma); +#ifdef CONFIG_MMU void print_vma_addr(char *prefix, unsigned long rip); +#else +static inline void print_vma_addr(char *prefix, unsigned long rip) +{ +} +#endif void *sparse_buffer_alloc(unsigned long size); -struct page *sparse_mem_map_populate(unsigned long pnum, int nid, - struct vmem_altmap *altmap); +struct page * __populate_section_memmap(unsigned long pfn, + unsigned long nr_pages, int nid, struct vmem_altmap *altmap); pgd_t *vmemmap_pgd_populate(unsigned long addr, int node); p4d_t *vmemmap_p4d_populate(pgd_t *pgd, unsigned long addr, int node); pud_t *vmemmap_pud_populate(p4d_t *p4d, unsigned long addr, int node); diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 70394cabaf4e..d77d717c620c 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -855,18 +855,6 @@ static inline int local_memory_node(int node_id) { return node_id; }; */ #define zone_idx(zone) ((zone) - (zone)->zone_pgdat->node_zones) -#ifdef CONFIG_ZONE_DEVICE -static inline bool is_dev_zone(const struct zone *zone) -{ - return zone_idx(zone) == ZONE_DEVICE; -} -#else -static inline bool is_dev_zone(const struct zone *zone) -{ - return false; -} -#endif - /* * Returns true if a zone has pages managed by the buddy allocator. * All the reclaim decisions have to use this function rather than @@ -1160,6 +1148,29 @@ static inline unsigned long section_nr_to_pfn(unsigned long sec) #define SECTION_ALIGN_UP(pfn) (((pfn) + PAGES_PER_SECTION - 1) & PAGE_SECTION_MASK) #define SECTION_ALIGN_DOWN(pfn) ((pfn) & PAGE_SECTION_MASK) +#define SUBSECTION_SHIFT 21 + +#define PFN_SUBSECTION_SHIFT (SUBSECTION_SHIFT - PAGE_SHIFT) +#define PAGES_PER_SUBSECTION (1UL << PFN_SUBSECTION_SHIFT) +#define PAGE_SUBSECTION_MASK (~(PAGES_PER_SUBSECTION-1)) + +#if SUBSECTION_SHIFT > SECTION_SIZE_BITS +#error Subsection size exceeds section size +#else +#define SUBSECTIONS_PER_SECTION (1UL << (SECTION_SIZE_BITS - SUBSECTION_SHIFT)) +#endif + +#define SUBSECTION_ALIGN_UP(pfn) ALIGN((pfn), PAGES_PER_SUBSECTION) +#define SUBSECTION_ALIGN_DOWN(pfn) ((pfn) & PAGE_SUBSECTION_MASK) + +struct mem_section_usage { + DECLARE_BITMAP(subsection_map, SUBSECTIONS_PER_SECTION); + /* See declaration of similar field in struct zone */ + unsigned long pageblock_flags[0]; +}; + +void subsection_map_init(unsigned long pfn, unsigned long nr_pages); + struct page; struct page_ext; struct mem_section { @@ -1177,8 +1188,7 @@ struct mem_section { */ unsigned long section_mem_map; - /* See declaration of similar field in struct zone */ - unsigned long *pageblock_flags; + struct mem_section_usage *usage; #ifdef CONFIG_PAGE_EXTENSION /* * If SPARSEMEM, pgdat doesn't have page_ext pointer. We use @@ -1209,6 +1219,11 @@ extern struct mem_section **mem_section; extern struct mem_section mem_section[NR_SECTION_ROOTS][SECTIONS_PER_ROOT]; #endif +static inline unsigned long *section_to_usemap(struct mem_section *ms) +{ + return ms->usage->pageblock_flags; +} + static inline struct mem_section *__nr_to_section(unsigned long nr) { #ifdef CONFIG_SPARSEMEM_EXTREME @@ -1219,8 +1234,8 @@ static inline struct mem_section *__nr_to_section(unsigned long nr) return NULL; return &mem_section[SECTION_NR_TO_ROOT(nr)][nr & SECTION_ROOT_MASK]; } -extern int __section_nr(struct mem_section* ms); -extern unsigned long usemap_size(void); +extern unsigned long __section_nr(struct mem_section *ms); +extern size_t mem_section_usage_size(void); /* * We use the lower bits of the mem_map pointer to store @@ -1238,7 +1253,8 @@ extern unsigned long usemap_size(void); #define SECTION_MARKED_PRESENT (1UL<<0) #define SECTION_HAS_MEM_MAP (1UL<<1) #define SECTION_IS_ONLINE (1UL<<2) -#define SECTION_MAP_LAST_BIT (1UL<<3) +#define SECTION_IS_EARLY (1UL<<3) +#define SECTION_MAP_LAST_BIT (1UL<<4) #define SECTION_MAP_MASK (~(SECTION_MAP_LAST_BIT-1)) #define SECTION_NID_SHIFT 3 @@ -1264,6 +1280,11 @@ static inline int valid_section(struct mem_section *section) return (section && (section->section_mem_map & SECTION_HAS_MEM_MAP)); } +static inline int early_section(struct mem_section *section) +{ + return (section && (section->section_mem_map & SECTION_IS_EARLY)); +} + static inline int valid_section_nr(unsigned long nr) { return valid_section(__nr_to_section(nr)); @@ -1291,14 +1312,42 @@ static inline struct mem_section *__pfn_to_section(unsigned long pfn) return __nr_to_section(pfn_to_section_nr(pfn)); } -extern int __highest_present_section_nr; +extern unsigned long __highest_present_section_nr; + +static inline int subsection_map_index(unsigned long pfn) +{ + return (pfn & ~(PAGE_SECTION_MASK)) / PAGES_PER_SUBSECTION; +} + +#ifdef CONFIG_SPARSEMEM_VMEMMAP +static inline int pfn_section_valid(struct mem_section *ms, unsigned long pfn) +{ + int idx = subsection_map_index(pfn); + + return test_bit(idx, ms->usage->subsection_map); +} +#else +static inline int pfn_section_valid(struct mem_section *ms, unsigned long pfn) +{ + return 1; +} +#endif #ifndef CONFIG_HAVE_ARCH_PFN_VALID static inline int pfn_valid(unsigned long pfn) { + struct mem_section *ms; + if (pfn_to_section_nr(pfn) >= NR_MEM_SECTIONS) return 0; - return valid_section(__nr_to_section(pfn_to_section_nr(pfn))); + ms = __nr_to_section(pfn_to_section_nr(pfn)); + if (!valid_section(ms)) + return 0; + /* + * Traditionally early sections always returned pfn_valid() for + * the entire section-sized span. + */ + return early_section(ms) || pfn_section_valid(ms, pfn); } #endif @@ -1330,6 +1379,7 @@ void sparse_init(void); #define sparse_init() do {} while (0) #define sparse_index_init(_sec, _nid) do {} while (0) #define pfn_present pfn_valid +#define subsection_map_init(_pfn, _nr_pages) do {} while (0) #endif /* CONFIG_SPARSEMEM */ /* diff --git a/include/linux/moduleloader.h b/include/linux/moduleloader.h index 31013c2effd3..5229c18025e9 100644 --- a/include/linux/moduleloader.h +++ b/include/linux/moduleloader.h @@ -29,6 +29,11 @@ void *module_alloc(unsigned long size); /* Free memory returned from module_alloc. */ void module_memfree(void *module_region); +/* Determines if the section name is an exit section (that is only used during + * module unloading) + */ +bool module_exit_section(const char *name); + /* * Apply the given relocation to the (simplified) ELF. Return -error * or 0. diff --git a/include/linux/mutex.h b/include/linux/mutex.h index 3093dd162424..dcd03fee6e01 100644 --- a/include/linux/mutex.h +++ b/include/linux/mutex.h @@ -151,7 +151,7 @@ static inline bool mutex_is_locked(struct mutex *lock) /* * See kernel/locking/mutex.c for detailed documentation of these APIs. - * Also see Documentation/locking/mutex-design.txt. + * Also see Documentation/locking/mutex-design.rst. */ #ifdef CONFIG_DEBUG_LOCK_ALLOC extern void mutex_lock_nested(struct mutex *lock, unsigned int subclass); diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h index 22494d170619..fd59904a282c 100644 --- a/include/linux/nfs4.h +++ b/include/linux/nfs4.h @@ -660,6 +660,7 @@ enum pnfs_update_layout_reason { PNFS_UPDATE_LAYOUT_BLOCKED, PNFS_UPDATE_LAYOUT_INVALID_OPEN, PNFS_UPDATE_LAYOUT_SEND_LAYOUTGET, + PNFS_UPDATE_LAYOUT_EXIT, }; #define NFS4_OP_MAP_NUM_LONGS \ diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index d363d5765cdf..0a11712a80e3 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -223,6 +223,8 @@ struct nfs4_copy_state { #define NFS_INO_INVALID_MTIME BIT(10) /* cached mtime is invalid */ #define NFS_INO_INVALID_SIZE BIT(11) /* cached size is invalid */ #define NFS_INO_INVALID_OTHER BIT(12) /* other attrs are invalid */ +#define NFS_INO_DATA_INVAL_DEFER \ + BIT(13) /* Deferred cache invalidation */ #define NFS_INO_INVALID_ATTR (NFS_INO_INVALID_CHANGE \ | NFS_INO_INVALID_CTIME \ diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h index 1e78032a174b..a87fe854f008 100644 --- a/include/linux/nfs_fs_sb.h +++ b/include/linux/nfs_fs_sb.h @@ -58,6 +58,7 @@ struct nfs_client { struct nfs_subversion * cl_nfs_mod; /* pointer to nfs version module */ u32 cl_minorversion;/* NFSv4 minorversion */ + unsigned int cl_nconnect; /* Number of connections */ const char * cl_principal; /* used for machine cred */ #if IS_ENABLED(CONFIG_NFS_V4) diff --git a/include/linux/node.h b/include/linux/node.h index 1a557c589ecb..4866f32a02d8 100644 --- a/include/linux/node.h +++ b/include/linux/node.h @@ -137,10 +137,7 @@ static inline int register_one_node(int nid) extern void unregister_one_node(int nid); extern int register_cpu_under_node(unsigned int cpu, unsigned int nid); extern int unregister_cpu_under_node(unsigned int cpu, unsigned int nid); -extern int register_mem_sect_under_node(struct memory_block *mem_blk, - void *arg); -extern int unregister_mem_sect_under_nodes(struct memory_block *mem_blk, - unsigned long phys_index); +extern void unregister_memory_block_under_nodes(struct memory_block *mem_blk); extern int register_memory_node_under_compute_node(unsigned int mem_nid, unsigned int cpu_nid, @@ -171,15 +168,8 @@ static inline int unregister_cpu_under_node(unsigned int cpu, unsigned int nid) { return 0; } -static inline int register_mem_sect_under_node(struct memory_block *mem_blk, - void *arg) +static inline void unregister_memory_block_under_nodes(struct memory_block *mem_blk) { - return 0; -} -static inline int unregister_mem_sect_under_nodes(struct memory_block *mem_blk, - unsigned long phys_index) -{ - return 0; } static inline void register_hugetlbfs_with_node(node_registration_func_t reg, diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 40015609c4b5..c842735a4f45 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -2367,6 +2367,7 @@ #define PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3 0xabcd #define PCI_DEVICE_ID_SYNOPSYS_HAPSUSB3_AXI 0xabce #define PCI_DEVICE_ID_SYNOPSYS_HAPSUSB31 0xabcf +#define PCI_DEVICE_ID_SYNOPSYS_EDDA 0xedda #define PCI_VENDOR_ID_USR 0x16ec diff --git a/include/linux/pfn_t.h b/include/linux/pfn_t.h index 01e8037023f7..2d9148221e9a 100644 --- a/include/linux/pfn_t.h +++ b/include/linux/pfn_t.h @@ -97,7 +97,7 @@ static inline pud_t pfn_t_pud(pfn_t pfn, pgprot_t pgprot) #endif #endif -#ifdef __HAVE_ARCH_PTE_DEVMAP +#ifdef CONFIG_ARCH_HAS_PTE_DEVMAP static inline bool pfn_t_devmap(pfn_t pfn) { const u64 flags = PFN_DEV|PFN_MAP; @@ -115,7 +115,7 @@ pmd_t pmd_mkdevmap(pmd_t pmd); defined(CONFIG_HAVE_ARCH_TRANSPARENT_HUGEPAGE_PUD) pud_t pud_mkdevmap(pud_t pud); #endif -#endif /* __HAVE_ARCH_PTE_DEVMAP */ +#endif /* CONFIG_ARCH_HAS_PTE_DEVMAP */ #ifdef CONFIG_ARCH_HAS_PTE_SPECIAL static inline bool pfn_t_special(pfn_t pfn) diff --git a/include/linux/pid.h b/include/linux/pid.h index 1484db6ca8d1..2a83e434db9d 100644 --- a/include/linux/pid.h +++ b/include/linux/pid.h @@ -4,6 +4,7 @@ #include <linux/rculist.h> #include <linux/wait.h> +#include <linux/refcount.h> enum pid_type { @@ -57,7 +58,7 @@ struct upid { struct pid { - atomic_t count; + refcount_t count; unsigned int level; /* lists of tasks that use this pid */ struct hlist_head tasks[PIDTYPE_MAX]; @@ -74,7 +75,7 @@ extern const struct file_operations pidfd_fops; static inline struct pid *get_pid(struct pid *pid) { if (pid) - atomic_inc(&pid->count); + refcount_inc(&pid->count); return pid; } diff --git a/include/linux/platform_data/dma-imx.h b/include/linux/platform_data/dma-imx.h index 80f9be858bd0..281adbb26e6b 100644 --- a/include/linux/platform_data/dma-imx.h +++ b/include/linux/platform_data/dma-imx.h @@ -52,7 +52,6 @@ struct imx_dma_data { int dma_request2; /* secondary DMA request line */ enum sdma_peripheral_type peripheral_type; int priority; - struct device_node *of_node; }; static inline int imx_dma_is_ipu(struct dma_chan *chan) diff --git a/include/linux/platform_data/ti-sysc.h b/include/linux/platform_data/ti-sysc.h index 9256c0305968..0c587d4fc718 100644 --- a/include/linux/platform_data/ti-sysc.h +++ b/include/linux/platform_data/ti-sysc.h @@ -19,6 +19,7 @@ enum ti_sysc_module_type { struct ti_sysc_cookie { void *data; + void *clkdm; }; /** @@ -46,6 +47,10 @@ struct sysc_regbits { s8 emufree_shift; }; +#define SYSC_MODULE_QUIRK_HDQ1W BIT(17) +#define SYSC_MODULE_QUIRK_I2C BIT(16) +#define SYSC_MODULE_QUIRK_WDT BIT(15) +#define SYSS_QUIRK_RESETDONE_INVERTED BIT(14) #define SYSC_QUIRK_SWSUP_MSTANDBY BIT(13) #define SYSC_QUIRK_SWSUP_SIDLE_ACT BIT(12) #define SYSC_QUIRK_SWSUP_SIDLE BIT(11) @@ -125,9 +130,16 @@ struct ti_sysc_module_data { }; struct device; +struct clk; struct ti_sysc_platform_data { struct of_dev_auxdata *auxdata; + int (*init_clockdomain)(struct device *dev, struct clk *fck, + struct clk *ick, struct ti_sysc_cookie *cookie); + void (*clkdm_deny_idle)(struct device *dev, + const struct ti_sysc_cookie *cookie); + void (*clkdm_allow_idle)(struct device *dev, + const struct ti_sysc_cookie *cookie); int (*init_module)(struct device *dev, const struct ti_sysc_module_data *data, struct ti_sysc_cookie *cookie); diff --git a/include/linux/platform_data/video-clcd-versatile.h b/include/linux/platform_data/video-clcd-versatile.h deleted file mode 100644 index 305ebaec3afd..000000000000 --- a/include/linux/platform_data/video-clcd-versatile.h +++ /dev/null @@ -1,28 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef PLAT_CLCD_H -#define PLAT_CLCD_H - -#ifdef CONFIG_PLAT_VERSATILE_CLCD -struct clcd_panel *versatile_clcd_get_panel(const char *); -int versatile_clcd_setup_dma(struct clcd_fb *, unsigned long); -int versatile_clcd_mmap_dma(struct clcd_fb *, struct vm_area_struct *); -void versatile_clcd_remove_dma(struct clcd_fb *); -#else -static inline struct clcd_panel *versatile_clcd_get_panel(const char *s) -{ - return NULL; -} -static inline int versatile_clcd_setup_dma(struct clcd_fb *fb, unsigned long framesize) -{ - return -ENODEV; -} -static inline int versatile_clcd_mmap_dma(struct clcd_fb *fb, struct vm_area_struct *vm) -{ - return -ENODEV; -} -static inline void versatile_clcd_remove_dma(struct clcd_fb *fb) -{ -} -#endif - -#endif diff --git a/include/linux/platform_data/x86/asus-wmi.h b/include/linux/platform_data/x86/asus-wmi.h index 8551156b8dca..4802cd2c7309 100644 --- a/include/linux/platform_data/x86/asus-wmi.h +++ b/include/linux/platform_data/x86/asus-wmi.h @@ -57,7 +57,7 @@ #define ASUS_WMI_DEVID_KBD_BACKLIGHT 0x00050021 #define ASUS_WMI_DEVID_LIGHT_SENSOR 0x00050022 /* ?? */ #define ASUS_WMI_DEVID_LIGHTBAR 0x00050025 -#define ASUS_WMI_DEVID_FAN_MODE 0x00110018 +#define ASUS_WMI_DEVID_FAN_BOOST_MODE 0x00110018 /* Misc */ #define ASUS_WMI_DEVID_CAMERA 0x00060013 diff --git a/include/linux/platform_device.h b/include/linux/platform_device.h index beb25f277889..9bc36b589827 100644 --- a/include/linux/platform_device.h +++ b/include/linux/platform_device.h @@ -4,7 +4,7 @@ * * Copyright (c) 2001-2003 Patrick Mochel <mochel@osdl.org> * - * See Documentation/driver-model/ for more information. + * See Documentation/driver-api/driver-model/ for more information. */ #ifndef _PLATFORM_DEVICE_H_ diff --git a/include/linux/pm_qos.h b/include/linux/pm_qos.h index 6ea1ae373d77..2aebbc5b9950 100644 --- a/include/linux/pm_qos.h +++ b/include/linux/pm_qos.h @@ -40,6 +40,8 @@ enum pm_qos_flags_status { #define PM_QOS_RESUME_LATENCY_NO_CONSTRAINT PM_QOS_LATENCY_ANY #define PM_QOS_RESUME_LATENCY_NO_CONSTRAINT_NS PM_QOS_LATENCY_ANY_NS #define PM_QOS_LATENCY_TOLERANCE_DEFAULT_VALUE 0 +#define PM_QOS_MIN_FREQUENCY_DEFAULT_VALUE 0 +#define PM_QOS_MAX_FREQUENCY_DEFAULT_VALUE (-1) #define PM_QOS_LATENCY_TOLERANCE_NO_CONSTRAINT (-1) #define PM_QOS_FLAG_NO_POWER_OFF (1 << 0) @@ -58,6 +60,8 @@ struct pm_qos_flags_request { enum dev_pm_qos_req_type { DEV_PM_QOS_RESUME_LATENCY = 1, DEV_PM_QOS_LATENCY_TOLERANCE, + DEV_PM_QOS_MIN_FREQUENCY, + DEV_PM_QOS_MAX_FREQUENCY, DEV_PM_QOS_FLAGS, }; @@ -99,10 +103,14 @@ struct pm_qos_flags { struct dev_pm_qos { struct pm_qos_constraints resume_latency; struct pm_qos_constraints latency_tolerance; + struct pm_qos_constraints min_frequency; + struct pm_qos_constraints max_frequency; struct pm_qos_flags flags; struct dev_pm_qos_request *resume_latency_req; struct dev_pm_qos_request *latency_tolerance_req; struct dev_pm_qos_request *flags_req; + struct dev_pm_qos_request *min_frequency_req; + struct dev_pm_qos_request *max_frequency_req; }; /* Action requested to pm_qos_update_target */ @@ -139,16 +147,18 @@ s32 pm_qos_read_value(struct pm_qos_constraints *c); #ifdef CONFIG_PM enum pm_qos_flags_status __dev_pm_qos_flags(struct device *dev, s32 mask); enum pm_qos_flags_status dev_pm_qos_flags(struct device *dev, s32 mask); -s32 __dev_pm_qos_read_value(struct device *dev); -s32 dev_pm_qos_read_value(struct device *dev); +s32 __dev_pm_qos_resume_latency(struct device *dev); +s32 dev_pm_qos_read_value(struct device *dev, enum dev_pm_qos_req_type type); int dev_pm_qos_add_request(struct device *dev, struct dev_pm_qos_request *req, enum dev_pm_qos_req_type type, s32 value); int dev_pm_qos_update_request(struct dev_pm_qos_request *req, s32 new_value); int dev_pm_qos_remove_request(struct dev_pm_qos_request *req); int dev_pm_qos_add_notifier(struct device *dev, - struct notifier_block *notifier); + struct notifier_block *notifier, + enum dev_pm_qos_req_type type); int dev_pm_qos_remove_notifier(struct device *dev, - struct notifier_block *notifier); + struct notifier_block *notifier, + enum dev_pm_qos_req_type type); void dev_pm_qos_constraints_init(struct device *dev); void dev_pm_qos_constraints_destroy(struct device *dev); int dev_pm_qos_add_ancestor_request(struct device *dev, @@ -174,7 +184,7 @@ static inline s32 dev_pm_qos_requested_flags(struct device *dev) return dev->power.qos->flags_req->data.flr.flags; } -static inline s32 dev_pm_qos_raw_read_value(struct device *dev) +static inline s32 dev_pm_qos_raw_resume_latency(struct device *dev) { return IS_ERR_OR_NULL(dev->power.qos) ? PM_QOS_RESUME_LATENCY_NO_CONSTRAINT : @@ -187,10 +197,24 @@ static inline enum pm_qos_flags_status __dev_pm_qos_flags(struct device *dev, static inline enum pm_qos_flags_status dev_pm_qos_flags(struct device *dev, s32 mask) { return PM_QOS_FLAGS_UNDEFINED; } -static inline s32 __dev_pm_qos_read_value(struct device *dev) - { return PM_QOS_RESUME_LATENCY_NO_CONSTRAINT; } -static inline s32 dev_pm_qos_read_value(struct device *dev) +static inline s32 __dev_pm_qos_resume_latency(struct device *dev) { return PM_QOS_RESUME_LATENCY_NO_CONSTRAINT; } +static inline s32 dev_pm_qos_read_value(struct device *dev, + enum dev_pm_qos_req_type type) +{ + switch (type) { + case DEV_PM_QOS_RESUME_LATENCY: + return PM_QOS_RESUME_LATENCY_NO_CONSTRAINT; + case DEV_PM_QOS_MIN_FREQUENCY: + return PM_QOS_MIN_FREQUENCY_DEFAULT_VALUE; + case DEV_PM_QOS_MAX_FREQUENCY: + return PM_QOS_MAX_FREQUENCY_DEFAULT_VALUE; + default: + WARN_ON(1); + return 0; + } +} + static inline int dev_pm_qos_add_request(struct device *dev, struct dev_pm_qos_request *req, enum dev_pm_qos_req_type type, @@ -202,10 +226,12 @@ static inline int dev_pm_qos_update_request(struct dev_pm_qos_request *req, static inline int dev_pm_qos_remove_request(struct dev_pm_qos_request *req) { return 0; } static inline int dev_pm_qos_add_notifier(struct device *dev, - struct notifier_block *notifier) + struct notifier_block *notifier, + enum dev_pm_qos_req_type type) { return 0; } static inline int dev_pm_qos_remove_notifier(struct device *dev, - struct notifier_block *notifier) + struct notifier_block *notifier, + enum dev_pm_qos_req_type type) { return 0; } static inline void dev_pm_qos_constraints_init(struct device *dev) { @@ -241,7 +267,7 @@ static inline s32 dev_pm_qos_requested_resume_latency(struct device *dev) return PM_QOS_RESUME_LATENCY_NO_CONSTRAINT; } static inline s32 dev_pm_qos_requested_flags(struct device *dev) { return 0; } -static inline s32 dev_pm_qos_raw_read_value(struct device *dev) +static inline s32 dev_pm_qos_raw_resume_latency(struct device *dev) { return PM_QOS_RESUME_LATENCY_NO_CONSTRAINT; } diff --git a/include/linux/poison.h b/include/linux/poison.h index d6d980a681c7..df34330b4e34 100644 --- a/include/linux/poison.h +++ b/include/linux/poison.h @@ -21,7 +21,7 @@ * non-initialized list entries. */ #define LIST_POISON1 ((void *) 0x100 + POISON_POINTER_DELTA) -#define LIST_POISON2 ((void *) 0x200 + POISON_POINTER_DELTA) +#define LIST_POISON2 ((void *) 0x122 + POISON_POINTER_DELTA) /********** include/linux/timer.h **********/ /* diff --git a/include/linux/pseudo_fs.h b/include/linux/pseudo_fs.h new file mode 100644 index 000000000000..eceda1d1407a --- /dev/null +++ b/include/linux/pseudo_fs.h @@ -0,0 +1,16 @@ +#ifndef __LINUX_PSEUDO_FS__ +#define __LINUX_PSEUDO_FS__ + +#include <linux/fs_context.h> + +struct pseudo_fs_context { + const struct super_operations *ops; + const struct xattr_handler **xattr; + const struct dentry_operations *dops; + unsigned long magic; +}; + +struct pseudo_fs_context *init_pseudo(struct fs_context *fc, + unsigned long magic); + +#endif diff --git a/include/linux/ramfs.h b/include/linux/ramfs.h index 5ef7d54caac2..ee582bdb7fda 100644 --- a/include/linux/ramfs.h +++ b/include/linux/ramfs.h @@ -19,7 +19,6 @@ extern int ramfs_nommu_expand_for_mapping(struct inode *inode, size_t newsize); extern const struct file_operations ramfs_file_operations; extern const struct vm_operations_struct generic_file_vm_ops; -extern int __init init_ramfs_fs(void); int ramfs_fill_super(struct super_block *sb, void *data, int silent); diff --git a/include/linux/rbtree.h b/include/linux/rbtree.h index e6337fce08f2..1fd61a9af45c 100644 --- a/include/linux/rbtree.h +++ b/include/linux/rbtree.h @@ -32,25 +32,9 @@ struct rb_root { struct rb_node *rb_node; }; -/* - * Leftmost-cached rbtrees. - * - * We do not cache the rightmost node based on footprint - * size vs number of potential users that could benefit - * from O(1) rb_last(). Just not worth it, users that want - * this feature can always implement the logic explicitly. - * Furthermore, users that want to cache both pointers may - * find it a bit asymmetric, but that's ok. - */ -struct rb_root_cached { - struct rb_root rb_root; - struct rb_node *rb_leftmost; -}; - #define rb_parent(r) ((struct rb_node *)((r)->__rb_parent_color & ~3)) #define RB_ROOT (struct rb_root) { NULL, } -#define RB_ROOT_CACHED (struct rb_root_cached) { {NULL, }, NULL } #define rb_entry(ptr, type, member) container_of(ptr, type, member) #define RB_EMPTY_ROOT(root) (READ_ONCE((root)->rb_node) == NULL) @@ -72,12 +56,6 @@ extern struct rb_node *rb_prev(const struct rb_node *); extern struct rb_node *rb_first(const struct rb_root *); extern struct rb_node *rb_last(const struct rb_root *); -extern void rb_insert_color_cached(struct rb_node *, - struct rb_root_cached *, bool); -extern void rb_erase_cached(struct rb_node *node, struct rb_root_cached *); -/* Same as rb_first(), but O(1) */ -#define rb_first_cached(root) (root)->rb_leftmost - /* Postorder iteration - always visit the parent after its children */ extern struct rb_node *rb_first_postorder(const struct rb_root *); extern struct rb_node *rb_next_postorder(const struct rb_node *); @@ -87,8 +65,6 @@ extern void rb_replace_node(struct rb_node *victim, struct rb_node *new, struct rb_root *root); extern void rb_replace_node_rcu(struct rb_node *victim, struct rb_node *new, struct rb_root *root); -extern void rb_replace_node_cached(struct rb_node *victim, struct rb_node *new, - struct rb_root_cached *root); static inline void rb_link_node(struct rb_node *node, struct rb_node *parent, struct rb_node **rb_link) @@ -136,4 +112,50 @@ static inline void rb_link_node_rcu(struct rb_node *node, struct rb_node *parent typeof(*pos), field); 1; }); \ pos = n) +/* + * Leftmost-cached rbtrees. + * + * We do not cache the rightmost node based on footprint + * size vs number of potential users that could benefit + * from O(1) rb_last(). Just not worth it, users that want + * this feature can always implement the logic explicitly. + * Furthermore, users that want to cache both pointers may + * find it a bit asymmetric, but that's ok. + */ +struct rb_root_cached { + struct rb_root rb_root; + struct rb_node *rb_leftmost; +}; + +#define RB_ROOT_CACHED (struct rb_root_cached) { {NULL, }, NULL } + +/* Same as rb_first(), but O(1) */ +#define rb_first_cached(root) (root)->rb_leftmost + +static inline void rb_insert_color_cached(struct rb_node *node, + struct rb_root_cached *root, + bool leftmost) +{ + if (leftmost) + root->rb_leftmost = node; + rb_insert_color(node, &root->rb_root); +} + +static inline void rb_erase_cached(struct rb_node *node, + struct rb_root_cached *root) +{ + if (root->rb_leftmost == node) + root->rb_leftmost = rb_next(node); + rb_erase(node, &root->rb_root); +} + +static inline void rb_replace_node_cached(struct rb_node *victim, + struct rb_node *new, + struct rb_root_cached *root) +{ + if (root->rb_leftmost == victim) + root->rb_leftmost = new; + rb_replace_node(victim, new, &root->rb_root); +} + #endif /* _LINUX_RBTREE_H */ diff --git a/include/linux/rbtree_augmented.h b/include/linux/rbtree_augmented.h index 0f902ccb48b0..179faab29f52 100644 --- a/include/linux/rbtree_augmented.h +++ b/include/linux/rbtree_augmented.h @@ -30,10 +30,9 @@ struct rb_augment_callbacks { void (*rotate)(struct rb_node *old, struct rb_node *new); }; -extern void __rb_insert_augmented(struct rb_node *node, - struct rb_root *root, - bool newleft, struct rb_node **leftmost, +extern void __rb_insert_augmented(struct rb_node *node, struct rb_root *root, void (*augment_rotate)(struct rb_node *old, struct rb_node *new)); + /* * Fixup the rbtree and update the augmented information when rebalancing. * @@ -48,7 +47,7 @@ static inline void rb_insert_augmented(struct rb_node *node, struct rb_root *root, const struct rb_augment_callbacks *augment) { - __rb_insert_augmented(node, root, false, NULL, augment->rotate); + __rb_insert_augmented(node, root, augment->rotate); } static inline void @@ -56,8 +55,9 @@ rb_insert_augmented_cached(struct rb_node *node, struct rb_root_cached *root, bool newleft, const struct rb_augment_callbacks *augment) { - __rb_insert_augmented(node, &root->rb_root, - newleft, &root->rb_leftmost, augment->rotate); + if (newleft) + root->rb_leftmost = node; + rb_insert_augmented(node, &root->rb_root, augment); } #define RB_DECLARE_CALLBACKS(rbstatic, rbname, rbstruct, rbfield, \ @@ -150,7 +150,6 @@ extern void __rb_erase_color(struct rb_node *parent, struct rb_root *root, static __always_inline struct rb_node * __rb_erase_augmented(struct rb_node *node, struct rb_root *root, - struct rb_node **leftmost, const struct rb_augment_callbacks *augment) { struct rb_node *child = node->rb_right; @@ -158,9 +157,6 @@ __rb_erase_augmented(struct rb_node *node, struct rb_root *root, struct rb_node *parent, *rebalance; unsigned long pc; - if (leftmost && node == *leftmost) - *leftmost = rb_next(node); - if (!tmp) { /* * Case 1: node to erase has no more than 1 child (easy!) @@ -260,8 +256,7 @@ static __always_inline void rb_erase_augmented(struct rb_node *node, struct rb_root *root, const struct rb_augment_callbacks *augment) { - struct rb_node *rebalance = __rb_erase_augmented(node, root, - NULL, augment); + struct rb_node *rebalance = __rb_erase_augmented(node, root, augment); if (rebalance) __rb_erase_color(rebalance, root, augment->rotate); } @@ -270,11 +265,9 @@ static __always_inline void rb_erase_augmented_cached(struct rb_node *node, struct rb_root_cached *root, const struct rb_augment_callbacks *augment) { - struct rb_node *rebalance = __rb_erase_augmented(node, &root->rb_root, - &root->rb_leftmost, - augment); - if (rebalance) - __rb_erase_color(rebalance, &root->rb_root, augment->rotate); + if (root->rb_leftmost == node) + root->rb_leftmost = rb_next(node); + rb_erase_augmented(node, &root->rb_root, augment); } #endif /* _LINUX_RBTREE_AUGMENTED_H */ diff --git a/include/linux/remoteproc.h b/include/linux/remoteproc.h index 04d04709f2bd..16ad66683ad0 100644 --- a/include/linux/remoteproc.h +++ b/include/linux/remoteproc.h @@ -100,7 +100,9 @@ struct fw_rsc_hdr { * the remote processor will be writing logs. * @RSC_VDEV: declare support for a virtio device, and serve as its * virtio header. - * @RSC_LAST: just keep this one at the end + * @RSC_LAST: just keep this one at the end of standard resources + * @RSC_VENDOR_START: start of the vendor specific resource types range + * @RSC_VENDOR_END: end of the vendor specific resource types range * * For more details regarding a specific resource type, please see its * dedicated structure below. @@ -111,11 +113,13 @@ struct fw_rsc_hdr { * please update it as needed. */ enum fw_resource_type { - RSC_CARVEOUT = 0, - RSC_DEVMEM = 1, - RSC_TRACE = 2, - RSC_VDEV = 3, - RSC_LAST = 4, + RSC_CARVEOUT = 0, + RSC_DEVMEM = 1, + RSC_TRACE = 2, + RSC_VDEV = 3, + RSC_LAST = 4, + RSC_VENDOR_START = 128, + RSC_VENDOR_END = 512, }; #define FW_RSC_ADDR_ANY (-1) @@ -340,12 +344,26 @@ struct rproc_mem_entry { struct firmware; /** + * enum rsc_handling_status - return status of rproc_ops handle_rsc hook + * @RSC_HANDLED: resource was handled + * @RSC_IGNORED: resource was ignored + */ +enum rsc_handling_status { + RSC_HANDLED = 0, + RSC_IGNORED = 1, +}; + +/** * struct rproc_ops - platform-specific device handlers * @start: power on the device and boot it * @stop: power off the device * @kick: kick a virtqueue (virtqueue id given as a parameter) * @da_to_va: optional platform hook to perform address translations * @parse_fw: parse firmware to extract information (e.g. resource table) + * @handle_rsc: optional platform hook to handle vendor resources. Should return + * RSC_HANDLED if resource was handled, RSC_IGNORED if not handled and a + * negative value on error + * @load_rsc_table: load resource table from firmware image * @find_loaded_rsc_table: find the loaded resouce table * @load: load firmware to memory, where the remote processor * expects to find it @@ -358,6 +376,8 @@ struct rproc_ops { void (*kick)(struct rproc *rproc, int vqid); void * (*da_to_va)(struct rproc *rproc, u64 da, int len); int (*parse_fw)(struct rproc *rproc, const struct firmware *fw); + int (*handle_rsc)(struct rproc *rproc, u32 rsc_type, void *rsc, + int offset, int avail); struct resource_table *(*find_loaded_rsc_table)( struct rproc *rproc, const struct firmware *fw); int (*load)(struct rproc *rproc, const struct firmware *fw); diff --git a/include/linux/rwsem.h b/include/linux/rwsem.h index e401358c4e7e..9d9c663987d8 100644 --- a/include/linux/rwsem.h +++ b/include/linux/rwsem.h @@ -160,7 +160,7 @@ extern void downgrade_write(struct rw_semaphore *sem); * static then another method for expressing nested locking is * the explicit definition of lock class keys and the use of * lockdep_set_class() at lock initialization time. - * See Documentation/locking/lockdep-design.txt for more details.) + * See Documentation/locking/lockdep-design.rst for more details.) */ extern void down_read_nested(struct rw_semaphore *sem, int subclass); extern void down_write_nested(struct rw_semaphore *sem, int subclass); diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h index 532458698bde..efd8ce7675ed 100644 --- a/include/linux/sched/signal.h +++ b/include/linux/sched/signal.h @@ -15,10 +15,10 @@ */ struct sighand_struct { - refcount_t count; - struct k_sigaction action[_NSIG]; spinlock_t siglock; + refcount_t count; wait_queue_head_t signalfd_wqh; + struct k_sigaction action[_NSIG]; }; /* @@ -420,7 +420,6 @@ void task_join_group_stop(struct task_struct *task); static inline void set_restore_sigmask(void) { set_thread_flag(TIF_RESTORE_SIGMASK); - WARN_ON(!test_thread_flag(TIF_SIGPENDING)); } static inline void clear_tsk_restore_sigmask(struct task_struct *task) @@ -451,7 +450,6 @@ static inline bool test_and_clear_restore_sigmask(void) static inline void set_restore_sigmask(void) { current->restore_sigmask = true; - WARN_ON(!test_thread_flag(TIF_SIGPENDING)); } static inline void clear_tsk_restore_sigmask(struct task_struct *task) { @@ -484,6 +482,16 @@ static inline void restore_saved_sigmask(void) __set_current_blocked(¤t->saved_sigmask); } +extern int set_user_sigmask(const sigset_t __user *umask, size_t sigsetsize); + +static inline void restore_saved_sigmask_unless(bool interrupted) +{ + if (interrupted) + WARN_ON(!test_thread_flag(TIF_SIGPENDING)); + else + restore_saved_sigmask(); +} + static inline sigset_t *sigmask_to_save(void) { sigset_t *res = ¤t->blocked; diff --git a/include/linux/sched/task.h b/include/linux/sched/task.h index 109a0df5af39..0497091e40c1 100644 --- a/include/linux/sched/task.h +++ b/include/linux/sched/task.h @@ -89,6 +89,7 @@ extern void exit_files(struct task_struct *); extern void exit_itimers(struct signal_struct *); extern long _do_fork(struct kernel_clone_args *kargs); +extern bool legacy_clone_args_valid(const struct kernel_clone_args *kargs); extern long do_fork(unsigned long, unsigned long, unsigned long, int __user *, int __user *); struct task_struct *fork_idle(int); struct mm_struct *copy_init_mm(void); diff --git a/include/linux/scmi_protocol.h b/include/linux/scmi_protocol.h index 3105055c00a7..9ff2e9357e9a 100644 --- a/include/linux/scmi_protocol.h +++ b/include/linux/scmi_protocol.h @@ -144,6 +144,7 @@ struct scmi_power_ops { struct scmi_sensor_info { u32 id; u8 type; + s8 scale; char name[SCMI_MAX_STR_SIZE]; }; diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index 05b179015d6c..2b78cc734719 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -32,7 +32,7 @@ struct device; /* * This structure describes all the operations that can be done on the - * physical hardware. See Documentation/serial/driver.rst for details. + * physical hardware. See Documentation/driver-api/serial/driver.rst for details. */ struct uart_ops { unsigned int (*tx_empty)(struct uart_port *); diff --git a/include/linux/signal.h b/include/linux/signal.h index 78c2bb376954..b5d99482d3fe 100644 --- a/include/linux/signal.h +++ b/include/linux/signal.h @@ -273,10 +273,6 @@ extern int group_send_sig_info(int sig, struct kernel_siginfo *info, struct task_struct *p, enum pid_type type); extern int __group_send_sig_info(int, struct kernel_siginfo *, struct task_struct *); extern int sigprocmask(int, sigset_t *, sigset_t *); -extern int set_user_sigmask(const sigset_t __user *usigmask, sigset_t *set, - sigset_t *oldset, size_t sigsetsize); -extern void restore_user_sigmask(const void __user *usigmask, - sigset_t *sigsaved, bool interrupted); extern void set_current_blocked(sigset_t *); extern void __set_current_blocked(const sigset_t *); extern int show_unhandled_signals; diff --git a/include/linux/soc/qcom/mdt_loader.h b/include/linux/soc/qcom/mdt_loader.h index 944b06aefb0f..e600baec6825 100644 --- a/include/linux/soc/qcom/mdt_loader.h +++ b/include/linux/soc/qcom/mdt_loader.h @@ -21,4 +21,6 @@ int qcom_mdt_load_no_init(struct device *dev, const struct firmware *fw, const char *fw_name, int pas_id, void *mem_region, phys_addr_t mem_phys, size_t mem_size, phys_addr_t *reloc_base); +void *qcom_mdt_read_metadata(const struct firmware *fw, size_t *data_len); + #endif diff --git a/include/linux/soc/ti/ti_sci_protocol.h b/include/linux/soc/ti/ti_sci_protocol.h index 568722a041bf..6c610e188a44 100644 --- a/include/linux/soc/ti/ti_sci_protocol.h +++ b/include/linux/soc/ti/ti_sci_protocol.h @@ -166,29 +166,29 @@ struct ti_sci_dev_ops { * managed by driver for that purpose. */ struct ti_sci_clk_ops { - int (*get_clock)(const struct ti_sci_handle *handle, u32 did, u8 cid, + int (*get_clock)(const struct ti_sci_handle *handle, u32 did, u32 cid, bool needs_ssc, bool can_change_freq, bool enable_input_term); - int (*idle_clock)(const struct ti_sci_handle *handle, u32 did, u8 cid); - int (*put_clock)(const struct ti_sci_handle *handle, u32 did, u8 cid); - int (*is_auto)(const struct ti_sci_handle *handle, u32 did, u8 cid, + int (*idle_clock)(const struct ti_sci_handle *handle, u32 did, u32 cid); + int (*put_clock)(const struct ti_sci_handle *handle, u32 did, u32 cid); + int (*is_auto)(const struct ti_sci_handle *handle, u32 did, u32 cid, bool *req_state); - int (*is_on)(const struct ti_sci_handle *handle, u32 did, u8 cid, + int (*is_on)(const struct ti_sci_handle *handle, u32 did, u32 cid, bool *req_state, bool *current_state); - int (*is_off)(const struct ti_sci_handle *handle, u32 did, u8 cid, + int (*is_off)(const struct ti_sci_handle *handle, u32 did, u32 cid, bool *req_state, bool *current_state); - int (*set_parent)(const struct ti_sci_handle *handle, u32 did, u8 cid, - u8 parent_id); - int (*get_parent)(const struct ti_sci_handle *handle, u32 did, u8 cid, - u8 *parent_id); + int (*set_parent)(const struct ti_sci_handle *handle, u32 did, u32 cid, + u32 parent_id); + int (*get_parent)(const struct ti_sci_handle *handle, u32 did, u32 cid, + u32 *parent_id); int (*get_num_parents)(const struct ti_sci_handle *handle, u32 did, - u8 cid, u8 *num_parents); + u32 cid, u32 *num_parents); int (*get_best_match_freq)(const struct ti_sci_handle *handle, u32 did, - u8 cid, u64 min_freq, u64 target_freq, + u32 cid, u64 min_freq, u64 target_freq, u64 max_freq, u64 *match_freq); - int (*set_freq)(const struct ti_sci_handle *handle, u32 did, u8 cid, + int (*set_freq)(const struct ti_sci_handle *handle, u32 did, u32 cid, u64 min_freq, u64 target_freq, u64 max_freq); - int (*get_freq)(const struct ti_sci_handle *handle, u32 did, u8 cid, + int (*get_freq)(const struct ti_sci_handle *handle, u32 did, u32 cid, u64 *current_freq); }; @@ -241,12 +241,254 @@ struct ti_sci_rm_irq_ops { u16 global_event, u8 vint_status_bit); }; +/* RA config.addr_lo parameter is valid for RM ring configure TI_SCI message */ +#define TI_SCI_MSG_VALUE_RM_RING_ADDR_LO_VALID BIT(0) +/* RA config.addr_hi parameter is valid for RM ring configure TI_SCI message */ +#define TI_SCI_MSG_VALUE_RM_RING_ADDR_HI_VALID BIT(1) + /* RA config.count parameter is valid for RM ring configure TI_SCI message */ +#define TI_SCI_MSG_VALUE_RM_RING_COUNT_VALID BIT(2) +/* RA config.mode parameter is valid for RM ring configure TI_SCI message */ +#define TI_SCI_MSG_VALUE_RM_RING_MODE_VALID BIT(3) +/* RA config.size parameter is valid for RM ring configure TI_SCI message */ +#define TI_SCI_MSG_VALUE_RM_RING_SIZE_VALID BIT(4) +/* RA config.order_id parameter is valid for RM ring configure TISCI message */ +#define TI_SCI_MSG_VALUE_RM_RING_ORDER_ID_VALID BIT(5) + +#define TI_SCI_MSG_VALUE_RM_ALL_NO_ORDER \ + (TI_SCI_MSG_VALUE_RM_RING_ADDR_LO_VALID | \ + TI_SCI_MSG_VALUE_RM_RING_ADDR_HI_VALID | \ + TI_SCI_MSG_VALUE_RM_RING_COUNT_VALID | \ + TI_SCI_MSG_VALUE_RM_RING_MODE_VALID | \ + TI_SCI_MSG_VALUE_RM_RING_SIZE_VALID) + +/** + * struct ti_sci_rm_ringacc_ops - Ring Accelerator Management operations + * @config: configure the SoC Navigator Subsystem Ring Accelerator ring + * @get_config: get the SoC Navigator Subsystem Ring Accelerator ring + * configuration + */ +struct ti_sci_rm_ringacc_ops { + int (*config)(const struct ti_sci_handle *handle, + u32 valid_params, u16 nav_id, u16 index, + u32 addr_lo, u32 addr_hi, u32 count, u8 mode, + u8 size, u8 order_id + ); + int (*get_config)(const struct ti_sci_handle *handle, + u32 nav_id, u32 index, u8 *mode, + u32 *addr_lo, u32 *addr_hi, u32 *count, + u8 *size, u8 *order_id); +}; + +/** + * struct ti_sci_rm_psil_ops - PSI-L thread operations + * @pair: pair PSI-L source thread to a destination thread. + * If the src_thread is mapped to UDMA tchan, the corresponding channel's + * TCHAN_THRD_ID register is updated. + * If the dst_thread is mapped to UDMA rchan, the corresponding channel's + * RCHAN_THRD_ID register is updated. + * @unpair: unpair PSI-L source thread from a destination thread. + * If the src_thread is mapped to UDMA tchan, the corresponding channel's + * TCHAN_THRD_ID register is cleared. + * If the dst_thread is mapped to UDMA rchan, the corresponding channel's + * RCHAN_THRD_ID register is cleared. + */ +struct ti_sci_rm_psil_ops { + int (*pair)(const struct ti_sci_handle *handle, u32 nav_id, + u32 src_thread, u32 dst_thread); + int (*unpair)(const struct ti_sci_handle *handle, u32 nav_id, + u32 src_thread, u32 dst_thread); +}; + +/* UDMAP channel types */ +#define TI_SCI_RM_UDMAP_CHAN_TYPE_PKT_PBRR 2 +#define TI_SCI_RM_UDMAP_CHAN_TYPE_PKT_PBRR_SB 3 /* RX only */ +#define TI_SCI_RM_UDMAP_CHAN_TYPE_3RDP_PBRR 10 +#define TI_SCI_RM_UDMAP_CHAN_TYPE_3RDP_PBVR 11 +#define TI_SCI_RM_UDMAP_CHAN_TYPE_3RDP_BCOPY_PBRR 12 +#define TI_SCI_RM_UDMAP_CHAN_TYPE_3RDP_BCOPY_PBVR 13 + +#define TI_SCI_RM_UDMAP_RX_FLOW_DESC_HOST 0 +#define TI_SCI_RM_UDMAP_RX_FLOW_DESC_MONO 2 + +#define TI_SCI_RM_UDMAP_CHAN_BURST_SIZE_64_BYTES 1 +#define TI_SCI_RM_UDMAP_CHAN_BURST_SIZE_128_BYTES 2 +#define TI_SCI_RM_UDMAP_CHAN_BURST_SIZE_256_BYTES 3 + +/* UDMAP TX/RX channel valid_params common declarations */ +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_PAUSE_ON_ERR_VALID BIT(0) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_ATYPE_VALID BIT(1) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_CHAN_TYPE_VALID BIT(2) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_FETCH_SIZE_VALID BIT(3) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_CQ_QNUM_VALID BIT(4) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_PRIORITY_VALID BIT(5) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_QOS_VALID BIT(6) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_ORDER_ID_VALID BIT(7) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_SCHED_PRIORITY_VALID BIT(8) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_BURST_SIZE_VALID BIT(14) + +/** + * Configures a Navigator Subsystem UDMAP transmit channel + * + * Configures a Navigator Subsystem UDMAP transmit channel registers. + * See @ti_sci_msg_rm_udmap_tx_ch_cfg_req + */ +struct ti_sci_msg_rm_udmap_tx_ch_cfg { + u32 valid_params; +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_FILT_EINFO_VALID BIT(9) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_FILT_PSWORDS_VALID BIT(10) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_SUPR_TDPKT_VALID BIT(11) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_CREDIT_COUNT_VALID BIT(12) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_TX_FDEPTH_VALID BIT(13) + u16 nav_id; + u16 index; + u8 tx_pause_on_err; + u8 tx_filt_einfo; + u8 tx_filt_pswords; + u8 tx_atype; + u8 tx_chan_type; + u8 tx_supr_tdpkt; + u16 tx_fetch_size; + u8 tx_credit_count; + u16 txcq_qnum; + u8 tx_priority; + u8 tx_qos; + u8 tx_orderid; + u16 fdepth; + u8 tx_sched_priority; + u8 tx_burst_size; +}; + +/** + * Configures a Navigator Subsystem UDMAP receive channel + * + * Configures a Navigator Subsystem UDMAP receive channel registers. + * See @ti_sci_msg_rm_udmap_rx_ch_cfg_req + */ +struct ti_sci_msg_rm_udmap_rx_ch_cfg { + u32 valid_params; +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_RX_FLOWID_START_VALID BIT(9) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_RX_FLOWID_CNT_VALID BIT(10) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_RX_IGNORE_SHORT_VALID BIT(11) +#define TI_SCI_MSG_VALUE_RM_UDMAP_CH_RX_IGNORE_LONG_VALID BIT(12) + u16 nav_id; + u16 index; + u16 rx_fetch_size; + u16 rxcq_qnum; + u8 rx_priority; + u8 rx_qos; + u8 rx_orderid; + u8 rx_sched_priority; + u16 flowid_start; + u16 flowid_cnt; + u8 rx_pause_on_err; + u8 rx_atype; + u8 rx_chan_type; + u8 rx_ignore_short; + u8 rx_ignore_long; + u8 rx_burst_size; +}; + +/** + * Configures a Navigator Subsystem UDMAP receive flow + * + * Configures a Navigator Subsystem UDMAP receive flow's registers. + * See @tis_ci_msg_rm_udmap_flow_cfg_req + */ +struct ti_sci_msg_rm_udmap_flow_cfg { + u32 valid_params; +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_EINFO_PRESENT_VALID BIT(0) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_PSINFO_PRESENT_VALID BIT(1) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_ERROR_HANDLING_VALID BIT(2) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DESC_TYPE_VALID BIT(3) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_SOP_OFFSET_VALID BIT(4) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DEST_QNUM_VALID BIT(5) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_SRC_TAG_HI_VALID BIT(6) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_SRC_TAG_LO_VALID BIT(7) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DEST_TAG_HI_VALID BIT(8) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DEST_TAG_LO_VALID BIT(9) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_SRC_TAG_HI_SEL_VALID BIT(10) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_SRC_TAG_LO_SEL_VALID BIT(11) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DEST_TAG_HI_SEL_VALID BIT(12) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_DEST_TAG_LO_SEL_VALID BIT(13) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_FDQ0_SZ0_QNUM_VALID BIT(14) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_FDQ1_QNUM_VALID BIT(15) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_FDQ2_QNUM_VALID BIT(16) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_FDQ3_QNUM_VALID BIT(17) +#define TI_SCI_MSG_VALUE_RM_UDMAP_FLOW_PS_LOCATION_VALID BIT(18) + u16 nav_id; + u16 flow_index; + u8 rx_einfo_present; + u8 rx_psinfo_present; + u8 rx_error_handling; + u8 rx_desc_type; + u16 rx_sop_offset; + u16 rx_dest_qnum; + u8 rx_src_tag_hi; + u8 rx_src_tag_lo; + u8 rx_dest_tag_hi; + u8 rx_dest_tag_lo; + u8 rx_src_tag_hi_sel; + u8 rx_src_tag_lo_sel; + u8 rx_dest_tag_hi_sel; + u8 rx_dest_tag_lo_sel; + u16 rx_fdq0_sz0_qnum; + u16 rx_fdq1_qnum; + u16 rx_fdq2_qnum; + u16 rx_fdq3_qnum; + u8 rx_ps_location; +}; + +/** + * struct ti_sci_rm_udmap_ops - UDMA Management operations + * @tx_ch_cfg: configure SoC Navigator Subsystem UDMA transmit channel. + * @rx_ch_cfg: configure SoC Navigator Subsystem UDMA receive channel. + * @rx_flow_cfg1: configure SoC Navigator Subsystem UDMA receive flow. + */ +struct ti_sci_rm_udmap_ops { + int (*tx_ch_cfg)(const struct ti_sci_handle *handle, + const struct ti_sci_msg_rm_udmap_tx_ch_cfg *params); + int (*rx_ch_cfg)(const struct ti_sci_handle *handle, + const struct ti_sci_msg_rm_udmap_rx_ch_cfg *params); + int (*rx_flow_cfg)(const struct ti_sci_handle *handle, + const struct ti_sci_msg_rm_udmap_flow_cfg *params); +}; + +/** + * struct ti_sci_proc_ops - Processor Control operations + * @request: Request to control a physical processor. The requesting host + * should be in the processor access list + * @release: Relinquish a physical processor control + * @handover: Handover a physical processor control to another host + * in the permitted list + * @set_config: Set base configuration of a processor + * @set_control: Setup limited control flags in specific cases + * @get_status: Get the state of physical processor + * + * NOTE: The following paramteres are generic in nature for all these ops, + * -handle: Pointer to TI SCI handle as retrieved by *ti_sci_get_handle + * -pid: Processor ID + * -hid: Host ID + */ +struct ti_sci_proc_ops { + int (*request)(const struct ti_sci_handle *handle, u8 pid); + int (*release)(const struct ti_sci_handle *handle, u8 pid); + int (*handover)(const struct ti_sci_handle *handle, u8 pid, u8 hid); + int (*set_config)(const struct ti_sci_handle *handle, u8 pid, + u64 boot_vector, u32 cfg_set, u32 cfg_clr); + int (*set_control)(const struct ti_sci_handle *handle, u8 pid, + u32 ctrl_set, u32 ctrl_clr); + int (*get_status)(const struct ti_sci_handle *handle, u8 pid, + u64 *boot_vector, u32 *cfg_flags, u32 *ctrl_flags, + u32 *status_flags); +}; + /** * struct ti_sci_ops - Function support for TI SCI * @dev_ops: Device specific operations * @clk_ops: Clock specific operations * @rm_core_ops: Resource management core operations. * @rm_irq_ops: IRQ management specific operations + * @proc_ops: Processor Control specific operations */ struct ti_sci_ops { struct ti_sci_core_ops core_ops; @@ -254,6 +496,10 @@ struct ti_sci_ops { struct ti_sci_clk_ops clk_ops; struct ti_sci_rm_core_ops rm_core_ops; struct ti_sci_rm_irq_ops rm_irq_ops; + struct ti_sci_rm_ringacc_ops rm_ring_ops; + struct ti_sci_rm_psil_ops rm_psil_ops; + struct ti_sci_rm_udmap_ops rm_udmap_ops; + struct ti_sci_proc_ops proc_ops; }; /** diff --git a/include/linux/sudmac.h b/include/linux/sudmac.h deleted file mode 100644 index cccc0a665d26..000000000000 --- a/include/linux/sudmac.h +++ /dev/null @@ -1,49 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Header for the SUDMAC driver - * - * Copyright (C) 2013 Renesas Solutions Corp. - */ -#ifndef SUDMAC_H -#define SUDMAC_H - -#include <linux/dmaengine.h> -#include <linux/shdma-base.h> -#include <linux/types.h> - -/* Used by slave DMA clients to request DMA to/from a specific peripheral */ -struct sudmac_slave { - struct shdma_slave shdma_slave; /* Set by the platform */ -}; - -/* - * Supplied by platforms to specify, how a DMA channel has to be configured for - * a certain peripheral - */ -struct sudmac_slave_config { - int slave_id; -}; - -struct sudmac_channel { - unsigned long offset; - unsigned long config; - unsigned long wait; /* The configuable range is 0 to 3 */ - unsigned long dint_end_bit; -}; - -struct sudmac_pdata { - const struct sudmac_slave_config *slave; - int slave_num; - const struct sudmac_channel *channel; - int channel_num; -}; - -/* Definitions for the sudmac_channel.config */ -#define SUDMAC_TX_BUFFER_MODE BIT(0) -#define SUDMAC_RX_END_MODE BIT(1) - -/* Definitions for the sudmac_channel.dint_end_bit */ -#define SUDMAC_DMA_BIT_CH0 BIT(0) -#define SUDMAC_DMA_BIT_CH1 BIT(1) - -#endif diff --git a/include/linux/sunrpc/bc_xprt.h b/include/linux/sunrpc/bc_xprt.h index d4229a78524a..87d27e13d885 100644 --- a/include/linux/sunrpc/bc_xprt.h +++ b/include/linux/sunrpc/bc_xprt.h @@ -43,6 +43,7 @@ void xprt_destroy_backchannel(struct rpc_xprt *, unsigned int max_reqs); int xprt_setup_bc(struct rpc_xprt *xprt, unsigned int min_reqs); void xprt_destroy_bc(struct rpc_xprt *xprt, unsigned int max_reqs); void xprt_free_bc_rqst(struct rpc_rqst *req); +unsigned int xprt_bc_max_slots(struct rpc_xprt *xprt); /* * Determine if a shared backchannel is in use diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h index 6e8073140a5d..abc63bd1be2b 100644 --- a/include/linux/sunrpc/clnt.h +++ b/include/linux/sunrpc/clnt.h @@ -124,6 +124,7 @@ struct rpc_create_args { u32 prognumber; /* overrides program->number */ u32 version; rpc_authflavor_t authflavor; + u32 nconnect; unsigned long flags; char *client_name; struct svc_xprt *bc_xprt; /* NFSv4.1 backchannel */ @@ -163,6 +164,8 @@ void rpc_shutdown_client(struct rpc_clnt *); void rpc_release_client(struct rpc_clnt *); void rpc_task_release_transport(struct rpc_task *); void rpc_task_release_client(struct rpc_task *); +struct rpc_xprt *rpc_task_get_xprt(struct rpc_clnt *clnt, + struct rpc_xprt *xprt); int rpcb_create_local(struct net *); void rpcb_put_local(struct net *); @@ -191,6 +194,7 @@ void rpc_setbufsize(struct rpc_clnt *, unsigned int, unsigned int); struct net * rpc_net_ns(struct rpc_clnt *); size_t rpc_max_payload(struct rpc_clnt *); size_t rpc_max_bc_payload(struct rpc_clnt *); +unsigned int rpc_num_bc_slots(struct rpc_clnt *); void rpc_force_rebind(struct rpc_clnt *); size_t rpc_peeraddr(struct rpc_clnt *, struct sockaddr *, size_t); const char *rpc_peeraddr2str(struct rpc_clnt *, enum rpc_display_format_t); diff --git a/include/linux/sunrpc/metrics.h b/include/linux/sunrpc/metrics.h index 1b3751327575..0ee3f7052846 100644 --- a/include/linux/sunrpc/metrics.h +++ b/include/linux/sunrpc/metrics.h @@ -30,7 +30,7 @@ #include <linux/ktime.h> #include <linux/spinlock.h> -#define RPC_IOSTATS_VERS "1.0" +#define RPC_IOSTATS_VERS "1.1" struct rpc_iostats { spinlock_t om_lock; @@ -66,6 +66,11 @@ struct rpc_iostats { ktime_t om_queue, /* queued for xmit */ om_rtt, /* RPC RTT */ om_execute; /* RPC execution */ + /* + * The count of operations that complete with tk_status < 0. + * These statuses usually indicate error conditions. + */ + unsigned long om_error_status; } ____cacheline_aligned; struct rpc_task; diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h index d0e451868f02..baa3ecdb882f 100644 --- a/include/linux/sunrpc/sched.h +++ b/include/linux/sunrpc/sched.h @@ -126,6 +126,7 @@ struct rpc_task_setup { #define RPC_CALL_MAJORSEEN 0x0020 /* major timeout seen */ #define RPC_TASK_ROOTCREDS 0x0040 /* force root creds */ #define RPC_TASK_DYNAMIC 0x0080 /* task was kmalloc'ed */ +#define RPC_TASK_NO_ROUND_ROBIN 0x0100 /* send requests on "main" xprt */ #define RPC_TASK_SOFT 0x0200 /* Use soft timeouts */ #define RPC_TASK_SOFTCONN 0x0400 /* Fail if can't connect */ #define RPC_TASK_SENT 0x0800 /* message was sent */ @@ -183,8 +184,9 @@ struct rpc_task_setup { #define RPC_NR_PRIORITY (1 + RPC_PRIORITY_PRIVILEGED - RPC_PRIORITY_LOW) struct rpc_timer { - struct timer_list timer; struct list_head list; + unsigned long expires; + struct delayed_work dwork; }; /* diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h index a6d9fce7f20e..13e108bcc9eb 100644 --- a/include/linux/sunrpc/xprt.h +++ b/include/linux/sunrpc/xprt.h @@ -158,6 +158,7 @@ struct rpc_xprt_ops { int (*bc_setup)(struct rpc_xprt *xprt, unsigned int min_reqs); size_t (*bc_maxpayload)(struct rpc_xprt *xprt); + unsigned int (*bc_num_slots)(struct rpc_xprt *xprt); void (*bc_free_rqst)(struct rpc_rqst *rqst); void (*bc_destroy)(struct rpc_xprt *xprt, unsigned int max_reqs); @@ -238,6 +239,7 @@ struct rpc_xprt { /* * Send stuff */ + atomic_long_t queuelen; spinlock_t transport_lock; /* lock transport info */ spinlock_t reserve_lock; /* lock slot table */ spinlock_t queue_lock; /* send/receive queue lock */ @@ -250,8 +252,9 @@ struct rpc_xprt { #if defined(CONFIG_SUNRPC_BACKCHANNEL) struct svc_serv *bc_serv; /* The RPC service which will */ /* process the callback */ - int bc_alloc_count; /* Total number of preallocs */ - atomic_t bc_free_slots; + unsigned int bc_alloc_max; + unsigned int bc_alloc_count; /* Total number of preallocs */ + atomic_t bc_slot_count; /* Number of allocated slots */ spinlock_t bc_pa_lock; /* Protects the preallocated * items */ struct list_head bc_pa_list; /* List of preallocated @@ -334,6 +337,9 @@ struct xprt_class { */ struct rpc_xprt *xprt_create_transport(struct xprt_create *args); void xprt_connect(struct rpc_task *task); +unsigned long xprt_reconnect_delay(const struct rpc_xprt *xprt); +void xprt_reconnect_backoff(struct rpc_xprt *xprt, + unsigned long init_to); void xprt_reserve(struct rpc_task *task); void xprt_retry_reserve(struct rpc_task *task); int xprt_reserve_xprt(struct rpc_xprt *xprt, struct rpc_task *task); diff --git a/include/linux/sunrpc/xprtmultipath.h b/include/linux/sunrpc/xprtmultipath.h index af1257c030d2..c6cce3fbf29d 100644 --- a/include/linux/sunrpc/xprtmultipath.h +++ b/include/linux/sunrpc/xprtmultipath.h @@ -15,6 +15,8 @@ struct rpc_xprt_switch { struct kref xps_kref; unsigned int xps_nxprts; + unsigned int xps_nactive; + atomic_long_t xps_queuelen; struct list_head xps_xprt_list; struct net * xps_net; diff --git a/include/linux/sunrpc/xprtsock.h b/include/linux/sunrpc/xprtsock.h index b81d0b3e0799..7638dbe7bc50 100644 --- a/include/linux/sunrpc/xprtsock.h +++ b/include/linux/sunrpc/xprtsock.h @@ -56,6 +56,7 @@ struct sock_xprt { */ unsigned long sock_state; struct delayed_work connect_worker; + struct work_struct error_worker; struct work_struct recv_worker; struct mutex recv_mutex; struct sockaddr_storage srcaddr; @@ -84,6 +85,10 @@ struct sock_xprt { #define XPRT_SOCK_CONNECTING 1U #define XPRT_SOCK_DATA_READY (2) #define XPRT_SOCK_UPD_TIMEOUT (3) +#define XPRT_SOCK_WAKE_ERROR (4) +#define XPRT_SOCK_WAKE_WRITE (5) +#define XPRT_SOCK_WAKE_PENDING (6) +#define XPRT_SOCK_WAKE_DISCONNECT (7) #endif /* __KERNEL__ */ diff --git a/include/linux/swapops.h b/include/linux/swapops.h index 15bdb6fe71e5..877fd239b6ff 100644 --- a/include/linux/swapops.h +++ b/include/linux/swapops.h @@ -6,6 +6,8 @@ #include <linux/bug.h> #include <linux/mm_types.h> +#ifdef CONFIG_MMU + /* * swapcache pages are stored in the swapper_space radix tree. We want to * get good packing density in that tree, so the index should be dense in @@ -50,13 +52,11 @@ static inline pgoff_t swp_offset(swp_entry_t entry) return entry.val & SWP_OFFSET_MASK; } -#ifdef CONFIG_MMU /* check whether a pte points to a swap entry */ static inline int is_swap_pte(pte_t pte) { return !pte_none(pte) && !pte_present(pte); } -#endif /* * Convert the arch-dependent pte representation of a swp_entry_t into an @@ -360,4 +360,5 @@ static inline int non_swap_entry(swp_entry_t entry) } #endif +#endif /* CONFIG_MMU */ #endif /* _LINUX_SWAPOPS_H */ diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h index b01d54a5732e..88145da7d140 100644 --- a/include/linux/syscalls.h +++ b/include/linux/syscalls.h @@ -1231,8 +1231,8 @@ asmlinkage long sys_ni_syscall(void); * the ksys_xyzyyz() functions prototyped below. */ -int ksys_mount(char __user *dev_name, char __user *dir_name, char __user *type, - unsigned long flags, void __user *data); +int ksys_mount(const char __user *dev_name, const char __user *dir_name, + const char __user *type, unsigned long flags, void __user *data); int ksys_umount(char __user *name, int flags); int ksys_dup(unsigned int fildes); int ksys_chroot(const char __user *filename); diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h index aadd310769d0..6df477329b76 100644 --- a/include/linux/sysctl.h +++ b/include/linux/sysctl.h @@ -37,6 +37,13 @@ struct ctl_table_root; struct ctl_table_header; struct ctl_dir; +/* Keep the same order as in fs/proc/proc_sysctl.c */ +#define SYSCTL_ZERO ((void *)&sysctl_vals[0]) +#define SYSCTL_ONE ((void *)&sysctl_vals[1]) +#define SYSCTL_INT_MAX ((void *)&sysctl_vals[2]) + +extern const int sysctl_vals[]; + typedef int proc_handler (struct ctl_table *ctl, int write, void __user *buffer, size_t *lenp, loff_t *ppos); diff --git a/include/linux/thermal.h b/include/linux/thermal.h index 15a4ca5d7099..681047f8cc05 100644 --- a/include/linux/thermal.h +++ b/include/linux/thermal.h @@ -251,7 +251,7 @@ struct thermal_bind_params { * platform characterization. This value is relative to the * rest of the weights so a cooling device whose weight is * double that of another cooling device is twice as - * effective. See Documentation/thermal/sysfs-api.txt for more + * effective. See Documentation/thermal/sysfs-api.rst for more * information. */ int weight; @@ -259,7 +259,7 @@ struct thermal_bind_params { /* * This is a bit mask that gives the binding relation between this * thermal zone and cdev, for a particular trip point. - * See Documentation/thermal/sysfs-api.txt for more information. + * See Documentation/thermal/sysfs-api.rst for more information. */ int trip_mask; diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h index 8a62731673f7..5150436783e8 100644 --- a/include/linux/trace_events.h +++ b/include/linux/trace_events.h @@ -142,6 +142,7 @@ enum print_line_t { enum print_line_t trace_handle_return(struct trace_seq *s); void tracing_generic_entry_update(struct trace_entry *entry, + unsigned short type, unsigned long flags, int pc); struct trace_event_file; @@ -317,6 +318,14 @@ trace_event_name(struct trace_event_call *call) return call->name; } +static inline struct list_head * +trace_get_fields(struct trace_event_call *event_call) +{ + if (!event_call->class->get_fields) + return &event_call->class->fields; + return event_call->class->get_fields(event_call); +} + struct trace_array; struct trace_subsystem_dir; diff --git a/include/linux/tracehook.h b/include/linux/tracehook.h index 8446573cc682..36fb3bbed6b2 100644 --- a/include/linux/tracehook.h +++ b/include/linux/tracehook.h @@ -54,13 +54,15 @@ struct linux_binprm; /* * ptrace report for syscall entry and exit looks identical. */ -static inline int ptrace_report_syscall(struct pt_regs *regs) +static inline int ptrace_report_syscall(struct pt_regs *regs, + unsigned long message) { int ptrace = current->ptrace; if (!(ptrace & PT_PTRACED)) return 0; + current->ptrace_message = message; ptrace_notify(SIGTRAP | ((ptrace & PT_TRACESYSGOOD) ? 0x80 : 0)); /* @@ -73,6 +75,7 @@ static inline int ptrace_report_syscall(struct pt_regs *regs) current->exit_code = 0; } + current->ptrace_message = 0; return fatal_signal_pending(current); } @@ -98,7 +101,7 @@ static inline int ptrace_report_syscall(struct pt_regs *regs) static inline __must_check int tracehook_report_syscall_entry( struct pt_regs *regs) { - return ptrace_report_syscall(regs); + return ptrace_report_syscall(regs, PTRACE_EVENTMSG_SYSCALL_ENTRY); } /** @@ -123,7 +126,7 @@ static inline void tracehook_report_syscall_exit(struct pt_regs *regs, int step) if (step) user_single_step_report(regs); else - ptrace_report_syscall(regs); + ptrace_report_syscall(regs, PTRACE_EVENTMSG_SYSCALL_EXIT); } /** diff --git a/include/linux/uaccess.h b/include/linux/uaccess.h index 2b70130af585..34a038563d97 100644 --- a/include/linux/uaccess.h +++ b/include/linux/uaccess.h @@ -203,7 +203,10 @@ static inline void pagefault_enable(void) /* * Is the pagefault handler disabled? If so, user access methods will not sleep. */ -#define pagefault_disabled() (current->pagefault_disabled != 0) +static inline bool pagefault_disabled(void) +{ + return current->pagefault_disabled != 0; +} /* * The pagefault handler is in general disabled by pagefault_disable() or @@ -240,6 +243,18 @@ extern long probe_kernel_read(void *dst, const void *src, size_t size); extern long __probe_kernel_read(void *dst, const void *src, size_t size); /* + * probe_user_read(): safely attempt to read from a location in user space + * @dst: pointer to the buffer that shall take the data + * @src: address to read from + * @size: size of the data chunk + * + * Safely read from address @src to the buffer at @dst. If a kernel fault + * happens, handle that and return -EFAULT. + */ +extern long probe_user_read(void *dst, const void __user *src, size_t size); +extern long __probe_user_read(void *dst, const void __user *src, size_t size); + +/* * probe_kernel_write(): safely attempt to write to a location * @dst: address to write to * @src: pointer to the data that shall be written @@ -252,6 +267,9 @@ extern long notrace probe_kernel_write(void *dst, const void *src, size_t size); extern long notrace __probe_kernel_write(void *dst, const void *src, size_t size); extern long strncpy_from_unsafe(char *dst, const void *unsafe_addr, long count); +extern long strncpy_from_unsafe_user(char *dst, const void __user *unsafe_addr, + long count); +extern long strnlen_unsafe_user(const void __user *unsafe_addr, long count); /** * probe_kernel_address(): safely attempt to read from a location diff --git a/include/memory/jedec_ddr.h b/include/memory/jedec_ddr.h deleted file mode 100644 index 90a9dabbe606..000000000000 --- a/include/memory/jedec_ddr.h +++ /dev/null @@ -1,172 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * Definitions for DDR memories based on JEDEC specs - * - * Copyright (C) 2012 Texas Instruments, Inc. - * - * Aneesh V <aneesh@ti.com> - */ -#ifndef __LINUX_JEDEC_DDR_H -#define __LINUX_JEDEC_DDR_H - -#include <linux/types.h> - -/* DDR Densities */ -#define DDR_DENSITY_64Mb 1 -#define DDR_DENSITY_128Mb 2 -#define DDR_DENSITY_256Mb 3 -#define DDR_DENSITY_512Mb 4 -#define DDR_DENSITY_1Gb 5 -#define DDR_DENSITY_2Gb 6 -#define DDR_DENSITY_4Gb 7 -#define DDR_DENSITY_8Gb 8 -#define DDR_DENSITY_16Gb 9 -#define DDR_DENSITY_32Gb 10 - -/* DDR type */ -#define DDR_TYPE_DDR2 1 -#define DDR_TYPE_DDR3 2 -#define DDR_TYPE_LPDDR2_S4 3 -#define DDR_TYPE_LPDDR2_S2 4 -#define DDR_TYPE_LPDDR2_NVM 5 - -/* DDR IO width */ -#define DDR_IO_WIDTH_4 1 -#define DDR_IO_WIDTH_8 2 -#define DDR_IO_WIDTH_16 3 -#define DDR_IO_WIDTH_32 4 - -/* Number of Row bits */ -#define R9 9 -#define R10 10 -#define R11 11 -#define R12 12 -#define R13 13 -#define R14 14 -#define R15 15 -#define R16 16 - -/* Number of Column bits */ -#define C7 7 -#define C8 8 -#define C9 9 -#define C10 10 -#define C11 11 -#define C12 12 - -/* Number of Banks */ -#define B1 0 -#define B2 1 -#define B4 2 -#define B8 3 - -/* Refresh rate in nano-seconds */ -#define T_REFI_15_6 15600 -#define T_REFI_7_8 7800 -#define T_REFI_3_9 3900 - -/* tRFC values */ -#define T_RFC_90 90000 -#define T_RFC_110 110000 -#define T_RFC_130 130000 -#define T_RFC_160 160000 -#define T_RFC_210 210000 -#define T_RFC_300 300000 -#define T_RFC_350 350000 - -/* Mode register numbers */ -#define DDR_MR0 0 -#define DDR_MR1 1 -#define DDR_MR2 2 -#define DDR_MR3 3 -#define DDR_MR4 4 -#define DDR_MR5 5 -#define DDR_MR6 6 -#define DDR_MR7 7 -#define DDR_MR8 8 -#define DDR_MR9 9 -#define DDR_MR10 10 -#define DDR_MR11 11 -#define DDR_MR16 16 -#define DDR_MR17 17 -#define DDR_MR18 18 - -/* - * LPDDR2 related defines - */ - -/* MR4 register fields */ -#define MR4_SDRAM_REF_RATE_SHIFT 0 -#define MR4_SDRAM_REF_RATE_MASK 7 -#define MR4_TUF_SHIFT 7 -#define MR4_TUF_MASK (1 << 7) - -/* MR4 SDRAM Refresh Rate field values */ -#define SDRAM_TEMP_NOMINAL 0x3 -#define SDRAM_TEMP_RESERVED_4 0x4 -#define SDRAM_TEMP_HIGH_DERATE_REFRESH 0x5 -#define SDRAM_TEMP_HIGH_DERATE_REFRESH_AND_TIMINGS 0x6 -#define SDRAM_TEMP_VERY_HIGH_SHUTDOWN 0x7 - -#define NUM_DDR_ADDR_TABLE_ENTRIES 11 -#define NUM_DDR_TIMING_TABLE_ENTRIES 4 - -/* Structure for DDR addressing info from the JEDEC spec */ -struct lpddr2_addressing { - u32 num_banks; - u32 tREFI_ns; - u32 tRFCab_ps; -}; - -/* - * Structure for timings from the LPDDR2 datasheet - * All parameters are in pico seconds(ps) unless explicitly indicated - * with a suffix like tRAS_max_ns below - */ -struct lpddr2_timings { - u32 max_freq; - u32 min_freq; - u32 tRPab; - u32 tRCD; - u32 tWR; - u32 tRAS_min; - u32 tRRD; - u32 tWTR; - u32 tXP; - u32 tRTP; - u32 tCKESR; - u32 tDQSCK_max; - u32 tDQSCK_max_derated; - u32 tFAW; - u32 tZQCS; - u32 tZQCL; - u32 tZQinit; - u32 tRAS_max_ns; -}; - -/* - * Min value for some parameters in terms of number of tCK cycles(nCK) - * Please set to zero parameters that are not valid for a given memory - * type - */ -struct lpddr2_min_tck { - u32 tRPab; - u32 tRCD; - u32 tWR; - u32 tRASmin; - u32 tRRD; - u32 tWTR; - u32 tXP; - u32 tRTP; - u32 tCKE; - u32 tCKESR; - u32 tFAW; -}; - -extern const struct lpddr2_addressing - lpddr2_jedec_addressing_table[NUM_DDR_ADDR_TABLE_ENTRIES]; -extern const struct lpddr2_timings - lpddr2_jedec_timings[NUM_DDR_TIMING_TABLE_ENTRIES]; -extern const struct lpddr2_min_tck lpddr2_jedec_min_tck; - -#endif /* __LINUX_JEDEC_DDR_H */ diff --git a/include/net/tcp.h b/include/net/tcp.h index cca3c59b98bf..f42d300f0cfa 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -1064,7 +1064,8 @@ void tcp_get_default_congestion_control(struct net *net, char *name); void tcp_get_available_congestion_control(char *buf, size_t len); void tcp_get_allowed_congestion_control(char *buf, size_t len); int tcp_set_allowed_congestion_control(char *allowed); -int tcp_set_congestion_control(struct sock *sk, const char *name, bool load, bool reinit); +int tcp_set_congestion_control(struct sock *sk, const char *name, bool load, + bool reinit, bool cap_net_admin); u32 tcp_slow_start(struct tcp_sock *tp, u32 acked); void tcp_cong_avoid_ai(struct tcp_sock *tp, u32 w, u32 acked); diff --git a/include/soc/fsl/bman.h b/include/soc/fsl/bman.h index 5b99cb2ea5ef..173e4049d963 100644 --- a/include/soc/fsl/bman.h +++ b/include/soc/fsl/bman.h @@ -133,5 +133,13 @@ int bman_acquire(struct bman_pool *pool, struct bm_buffer *bufs, u8 num); * failed to probe or 0 if the bman driver did not probed yet. */ int bman_is_probed(void); +/** + * bman_portals_probed - Check if all cpu bound bman portals are probed + * + * Returns 1 if all the required cpu bound bman portals successfully probed, + * -1 if probe errors appeared or 0 if the bman portals did not yet finished + * probing. + */ +int bman_portals_probed(void); #endif /* __FSL_BMAN_H */ diff --git a/include/soc/fsl/qman.h b/include/soc/fsl/qman.h index 5cc7af06c1ba..aa31c05a103a 100644 --- a/include/soc/fsl/qman.h +++ b/include/soc/fsl/qman.h @@ -1195,6 +1195,15 @@ int qman_release_cgrid(u32 id); int qman_is_probed(void); /** + * qman_portals_probed - Check if all cpu bound qman portals are probed + * + * Returns 1 if all the required cpu bound qman portals successfully probed, + * -1 if probe errors appeared or 0 if the qman portals did not yet finished + * probing. + */ +int qman_portals_probed(void); + +/** * qman_dqrr_get_ithresh - Get coalesce interrupt threshold * @portal: portal to get the value for * @ithresh: threshold pointer diff --git a/include/sound/hda_codec.h b/include/sound/hda_codec.h index 8f46ff3449d5..871993696c5f 100644 --- a/include/sound/hda_codec.h +++ b/include/sound/hda_codec.h @@ -252,6 +252,8 @@ struct hda_codec { unsigned int auto_runtime_pm:1; /* enable automatic codec runtime pm */ unsigned int force_pin_prefix:1; /* Add location prefix */ unsigned int link_down_at_suspend:1; /* link down at runtime suspend */ + unsigned int relaxed_resume:1; /* don't resume forcibly for jack */ + #ifdef CONFIG_PM unsigned long power_on_acct; unsigned long power_off_acct; diff --git a/include/trace/events/btrfs.h b/include/trace/events/btrfs.h index f9eff010fc7e..2f6a669408bb 100644 --- a/include/trace/events/btrfs.h +++ b/include/trace/events/btrfs.h @@ -29,6 +29,7 @@ struct btrfs_qgroup_extent_record; struct btrfs_qgroup; struct extent_io_tree; struct prelim_ref; +struct btrfs_space_info; TRACE_DEFINE_ENUM(FLUSH_DELAYED_ITEMS_NR); TRACE_DEFINE_ENUM(FLUSH_DELAYED_ITEMS); @@ -2091,6 +2092,45 @@ DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_read_lock); DEFINE_BTRFS_LOCK_EVENT(btrfs_try_tree_write_lock); DEFINE_BTRFS_LOCK_EVENT(btrfs_tree_read_lock_atomic); +DECLARE_EVENT_CLASS(btrfs__space_info_update, + + TP_PROTO(struct btrfs_fs_info *fs_info, + struct btrfs_space_info *sinfo, u64 old, s64 diff), + + TP_ARGS(fs_info, sinfo, old, diff), + + TP_STRUCT__entry_btrfs( + __field( u64, type ) + __field( u64, old ) + __field( s64, diff ) + ), + + TP_fast_assign_btrfs(fs_info, + __entry->type = sinfo->flags; + __entry->old = old; + __entry->diff = diff; + ), + TP_printk_btrfs("type=%s old=%llu diff=%lld", + __print_flags(__entry->type, "|", BTRFS_GROUP_FLAGS), + __entry->old, __entry->diff) +); + +DEFINE_EVENT(btrfs__space_info_update, update_bytes_may_use, + + TP_PROTO(struct btrfs_fs_info *fs_info, + struct btrfs_space_info *sinfo, u64 old, s64 diff), + + TP_ARGS(fs_info, sinfo, old, diff) +); + +DEFINE_EVENT(btrfs__space_info_update, update_bytes_pinned, + + TP_PROTO(struct btrfs_fs_info *fs_info, + struct btrfs_space_info *sinfo, u64 old, s64 diff), + + TP_ARGS(fs_info, sinfo, old, diff) +); + #endif /* _TRACE_BTRFS_H */ /* This part must be outside protection */ diff --git a/include/trace/events/rpcrdma.h b/include/trace/events/rpcrdma.h index df9851cb82b2..f6a4eaa85a3e 100644 --- a/include/trace/events/rpcrdma.h +++ b/include/trace/events/rpcrdma.h @@ -181,18 +181,6 @@ DECLARE_EVENT_CLASS(xprtrdma_wrch_event, ), \ TP_ARGS(task, mr, nsegs)) -TRACE_DEFINE_ENUM(FRWR_IS_INVALID); -TRACE_DEFINE_ENUM(FRWR_IS_VALID); -TRACE_DEFINE_ENUM(FRWR_FLUSHED_FR); -TRACE_DEFINE_ENUM(FRWR_FLUSHED_LI); - -#define xprtrdma_show_frwr_state(x) \ - __print_symbolic(x, \ - { FRWR_IS_INVALID, "INVALID" }, \ - { FRWR_IS_VALID, "VALID" }, \ - { FRWR_FLUSHED_FR, "FLUSHED_FR" }, \ - { FRWR_FLUSHED_LI, "FLUSHED_LI" }) - DECLARE_EVENT_CLASS(xprtrdma_frwr_done, TP_PROTO( const struct ib_wc *wc, @@ -203,22 +191,19 @@ DECLARE_EVENT_CLASS(xprtrdma_frwr_done, TP_STRUCT__entry( __field(const void *, mr) - __field(unsigned int, state) __field(unsigned int, status) __field(unsigned int, vendor_err) ), TP_fast_assign( __entry->mr = container_of(frwr, struct rpcrdma_mr, frwr); - __entry->state = frwr->fr_state; __entry->status = wc->status; __entry->vendor_err = __entry->status ? wc->vendor_err : 0; ), TP_printk( - "mr=%p state=%s: %s (%u/0x%x)", - __entry->mr, xprtrdma_show_frwr_state(__entry->state), - rdma_show_wc_status(__entry->status), + "mr=%p: %s (%u/0x%x)", + __entry->mr, rdma_show_wc_status(__entry->status), __entry->status, __entry->vendor_err ) ); @@ -390,6 +375,37 @@ DEFINE_RXPRT_EVENT(xprtrdma_op_inject_dsc); DEFINE_RXPRT_EVENT(xprtrdma_op_close); DEFINE_RXPRT_EVENT(xprtrdma_op_connect); +TRACE_EVENT(xprtrdma_op_set_cto, + TP_PROTO( + const struct rpcrdma_xprt *r_xprt, + unsigned long connect, + unsigned long reconnect + ), + + TP_ARGS(r_xprt, connect, reconnect), + + TP_STRUCT__entry( + __field(const void *, r_xprt) + __field(unsigned long, connect) + __field(unsigned long, reconnect) + __string(addr, rpcrdma_addrstr(r_xprt)) + __string(port, rpcrdma_portstr(r_xprt)) + ), + + TP_fast_assign( + __entry->r_xprt = r_xprt; + __entry->connect = connect; + __entry->reconnect = reconnect; + __assign_str(addr, rpcrdma_addrstr(r_xprt)); + __assign_str(port, rpcrdma_portstr(r_xprt)); + ), + + TP_printk("peer=[%s]:%s r_xprt=%p: connect=%lu reconnect=%lu", + __get_str(addr), __get_str(port), __entry->r_xprt, + __entry->connect / HZ, __entry->reconnect / HZ + ) +); + TRACE_EVENT(xprtrdma_qp_event, TP_PROTO( const struct rpcrdma_xprt *r_xprt, @@ -470,13 +486,12 @@ TRACE_DEFINE_ENUM(rpcrdma_replych); TRACE_EVENT(xprtrdma_marshal, TP_PROTO( - const struct rpc_rqst *rqst, - unsigned int hdrlen, + const struct rpcrdma_req *req, unsigned int rtype, unsigned int wtype ), - TP_ARGS(rqst, hdrlen, rtype, wtype), + TP_ARGS(req, rtype, wtype), TP_STRUCT__entry( __field(unsigned int, task_id) @@ -491,10 +506,12 @@ TRACE_EVENT(xprtrdma_marshal, ), TP_fast_assign( + const struct rpc_rqst *rqst = &req->rl_slot; + __entry->task_id = rqst->rq_task->tk_pid; __entry->client_id = rqst->rq_task->tk_client->cl_clid; __entry->xid = be32_to_cpu(rqst->rq_xid); - __entry->hdrlen = hdrlen; + __entry->hdrlen = req->rl_hdrbuf.len; __entry->headlen = rqst->rq_snd_buf.head[0].iov_len; __entry->pagelen = rqst->rq_snd_buf.page_len; __entry->taillen = rqst->rq_snd_buf.tail[0].iov_len; @@ -538,6 +555,33 @@ TRACE_EVENT(xprtrdma_marshal_failed, ) ); +TRACE_EVENT(xprtrdma_prepsend_failed, + TP_PROTO(const struct rpc_rqst *rqst, + int ret + ), + + TP_ARGS(rqst, ret), + + TP_STRUCT__entry( + __field(unsigned int, task_id) + __field(unsigned int, client_id) + __field(u32, xid) + __field(int, ret) + ), + + TP_fast_assign( + __entry->task_id = rqst->rq_task->tk_pid; + __entry->client_id = rqst->rq_task->tk_client->cl_clid; + __entry->xid = be32_to_cpu(rqst->rq_xid); + __entry->ret = ret; + ), + + TP_printk("task:%u@%u xid=0x%08x: ret=%d", + __entry->task_id, __entry->client_id, __entry->xid, + __entry->ret + ) +); + TRACE_EVENT(xprtrdma_post_send, TP_PROTO( const struct rpcrdma_req *req, @@ -559,7 +603,8 @@ TRACE_EVENT(xprtrdma_post_send, const struct rpc_rqst *rqst = &req->rl_slot; __entry->task_id = rqst->rq_task->tk_pid; - __entry->client_id = rqst->rq_task->tk_client->cl_clid; + __entry->client_id = rqst->rq_task->tk_client ? + rqst->rq_task->tk_client->cl_clid : -1; __entry->req = req; __entry->num_sge = req->rl_sendctx->sc_wr.num_sge; __entry->signaled = req->rl_sendctx->sc_wr.send_flags & @@ -698,6 +743,7 @@ TRACE_EVENT(xprtrdma_wc_receive, DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_fastreg); DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li); DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li_wake); +DEFINE_FRWR_DONE_EVENT(xprtrdma_wc_li_done); TRACE_EVENT(xprtrdma_frwr_alloc, TP_PROTO( diff --git a/include/uapi/asm-generic/mman-common.h b/include/uapi/asm-generic/mman-common.h index abd238d0f7a4..63b1f506ea67 100644 --- a/include/uapi/asm-generic/mman-common.h +++ b/include/uapi/asm-generic/mman-common.h @@ -19,15 +19,18 @@ #define MAP_TYPE 0x0f /* Mask for type of mapping */ #define MAP_FIXED 0x10 /* Interpret addr exactly */ #define MAP_ANONYMOUS 0x20 /* don't use a file */ -#ifdef CONFIG_MMAP_ALLOW_UNINITIALIZED -# define MAP_UNINITIALIZED 0x4000000 /* For anonymous mmap, memory could be uninitialized */ -#else -# define MAP_UNINITIALIZED 0x0 /* Don't support this flag */ -#endif -/* 0x0100 - 0x80000 flags are defined in asm-generic/mman.h */ +/* 0x0100 - 0x4000 flags are defined in asm-generic/mman.h */ +#define MAP_POPULATE 0x008000 /* populate (prefault) pagetables */ +#define MAP_NONBLOCK 0x010000 /* do not block on IO */ +#define MAP_STACK 0x020000 /* give out an address that is best suited for process/thread stacks */ +#define MAP_HUGETLB 0x040000 /* create a huge page mapping */ +#define MAP_SYNC 0x080000 /* perform synchronous page faults for the mapping */ #define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED which doesn't unmap underlying mapping */ +#define MAP_UNINITIALIZED 0x4000000 /* For anonymous mmap, memory could be + * uninitialized */ + /* * Flags for mlock */ diff --git a/include/uapi/asm-generic/mman.h b/include/uapi/asm-generic/mman.h index 653687d9771b..57e8195d0b53 100644 --- a/include/uapi/asm-generic/mman.h +++ b/include/uapi/asm-generic/mman.h @@ -9,13 +9,11 @@ #define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ #define MAP_LOCKED 0x2000 /* pages are locked */ #define MAP_NORESERVE 0x4000 /* don't check for reservations */ -#define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */ -#define MAP_NONBLOCK 0x10000 /* do not block on IO */ -#define MAP_STACK 0x20000 /* give out an address that is best suited for process/thread stacks */ -#define MAP_HUGETLB 0x40000 /* create a huge page mapping */ -#define MAP_SYNC 0x80000 /* perform synchronous page faults for the mapping */ -/* Bits [26:31] are reserved, see mman-common.h for MAP_HUGETLB usage */ +/* + * Bits [26:31] are reserved, see asm-generic/hugetlb_encode.h + * for MAP_HUGETLB usage + */ #define MCL_CURRENT 1 /* lock all current mappings */ #define MCL_FUTURE 2 /* lock all future mappings */ diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h index 9acfff0cd153..1be0e798e362 100644 --- a/include/uapi/asm-generic/unistd.h +++ b/include/uapi/asm-generic/unistd.h @@ -846,8 +846,10 @@ __SYSCALL(__NR_fsmount, sys_fsmount) __SYSCALL(__NR_fspick, sys_fspick) #define __NR_pidfd_open 434 __SYSCALL(__NR_pidfd_open, sys_pidfd_open) +#ifdef __ARCH_WANT_SYS_CLONE3 #define __NR_clone3 435 __SYSCALL(__NR_clone3, sys_clone3) +#endif #undef __NR_syscalls #define __NR_syscalls 436 diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index d799858b9e53..11cc57322962 100644 --- a/include/uapi/drm/amdgpu_drm.h +++ b/include/uapi/drm/amdgpu_drm.h @@ -219,7 +219,10 @@ union drm_amdgpu_bo_list { #define AMDGPU_CTX_PRIORITY_VERY_LOW -1023 #define AMDGPU_CTX_PRIORITY_LOW -512 #define AMDGPU_CTX_PRIORITY_NORMAL 0 -/* Selecting a priority above NORMAL requires CAP_SYS_NICE or DRM_MASTER */ +/* + * When used in struct drm_amdgpu_ctx_in, a priority above NORMAL requires + * CAP_SYS_NICE or DRM_MASTER +*/ #define AMDGPU_CTX_PRIORITY_HIGH 512 #define AMDGPU_CTX_PRIORITY_VERY_HIGH 1023 @@ -229,6 +232,7 @@ struct drm_amdgpu_ctx_in { /** For future use, no flags defined so far */ __u32 flags; __u32 ctx_id; + /** AMDGPU_CTX_PRIORITY_* */ __s32 priority; }; @@ -281,6 +285,7 @@ struct drm_amdgpu_sched_in { /* AMDGPU_SCHED_OP_* */ __u32 op; __u32 fd; + /** AMDGPU_CTX_PRIORITY_* */ __s32 priority; __u32 ctx_id; }; diff --git a/include/uapi/linux/adfs_fs.h b/include/uapi/linux/adfs_fs.h index 151d93e27ed4..f1a7d67a7323 100644 --- a/include/uapi/linux/adfs_fs.h +++ b/include/uapi/linux/adfs_fs.h @@ -29,17 +29,17 @@ struct adfs_discrecord { __u8 log2sharesize:4; __u8 unused40:4; __u8 big_flag:1; - __u8 unused41:1; + __u8 unused41:7; __u8 nzones_high; + __u8 reserved43; __le32 format_version; __le32 root_size; __u8 unused52[60 - 52]; -}; +} __attribute__((packed, aligned(4))); #define ADFS_DISCRECORD (0xc00) #define ADFS_DR_OFFSET (0x1c0) #define ADFS_DR_SIZE 60 #define ADFS_DR_SIZE_BITS (ADFS_DR_SIZE << 3) - #endif /* _UAPI_ADFS_FS_H */ diff --git a/include/uapi/linux/bpf.h b/include/uapi/linux/bpf.h index 6f68438aa4ed..fa1c753dcdbc 100644 --- a/include/uapi/linux/bpf.h +++ b/include/uapi/linux/bpf.h @@ -806,7 +806,7 @@ union bpf_attr { * based on a user-provided identifier for all traffic coming from * the tasks belonging to the related cgroup. See also the related * kernel documentation, available from the Linux sources in file - * *Documentation/cgroup-v1/net_cls.rst*. + * *Documentation/admin-guide/cgroup-v1/net_cls.rst*. * * The Linux kernel has two versions for cgroups: there are * cgroups v1 and cgroups v2. Both are available to users, who can @@ -3248,7 +3248,7 @@ struct bpf_sock_addr { __u32 user_ip4; /* Allows 1,2,4-byte read and 4-byte write. * Stored in network byte order. */ - __u32 user_ip6[4]; /* Allows 1,2,4-byte read and 4,8-byte write. + __u32 user_ip6[4]; /* Allows 1,2,4,8-byte read and 4,8-byte write. * Stored in network byte order. */ __u32 user_port; /* Allows 4-byte read and write. @@ -3260,7 +3260,7 @@ struct bpf_sock_addr { __u32 msg_src_ip4; /* Allows 1,2,4-byte read and 4-byte write. * Stored in network byte order. */ - __u32 msg_src_ip6[4]; /* Allows 1,2,4-byte read and 4,8-byte write. + __u32 msg_src_ip6[4]; /* Allows 1,2,4,8-byte read and 4,8-byte write. * Stored in network byte order. */ __bpf_md_ptr(struct bpf_sock *, sk); diff --git a/include/uapi/linux/btrfs_tree.h b/include/uapi/linux/btrfs_tree.h index 421239b98db2..34d5b34286fa 100644 --- a/include/uapi/linux/btrfs_tree.h +++ b/include/uapi/linux/btrfs_tree.h @@ -866,6 +866,8 @@ enum btrfs_raid_types { #define BTRFS_BLOCK_GROUP_RAID56_MASK (BTRFS_BLOCK_GROUP_RAID5 | \ BTRFS_BLOCK_GROUP_RAID6) +#define BTRFS_BLOCK_GROUP_RAID1_MASK (BTRFS_BLOCK_GROUP_RAID1) + /* * We need a bit for restriper to be able to tell when chunks of type * SINGLE are available. This "extended" profile format is used in diff --git a/include/uapi/linux/coda.h b/include/uapi/linux/coda.h index 695fade33c64..aa34c2dcae8d 100644 --- a/include/uapi/linux/coda.h +++ b/include/uapi/linux/coda.h @@ -86,10 +86,6 @@ typedef unsigned long long u_quad_t; #define inline -struct timespec { - long ts_sec; - long ts_nsec; -}; #else /* DJGPP but not KERNEL */ #include <sys/time.h> typedef unsigned long long u_quad_t; @@ -110,13 +106,6 @@ typedef unsigned long long u_quad_t; #define cdev_t dev_t #endif -#ifdef __CYGWIN32__ -struct timespec { - time_t tv_sec; /* seconds */ - long tv_nsec; /* nanoseconds */ -}; -#endif - #ifndef __BIT_TYPES_DEFINED__ #define __BIT_TYPES_DEFINED__ typedef signed char int8_t; @@ -211,6 +200,11 @@ struct CodaFid { */ enum coda_vtype { C_VNON, C_VREG, C_VDIR, C_VBLK, C_VCHR, C_VLNK, C_VSOCK, C_VFIFO, C_VBAD }; +struct coda_timespec { + int64_t tv_sec; /* seconds */ + long tv_nsec; /* nanoseconds */ +}; + struct coda_vattr { long va_type; /* vnode type (for create) */ u_short va_mode; /* files access mode and type */ @@ -220,9 +214,9 @@ struct coda_vattr { long va_fileid; /* file id */ u_quad_t va_size; /* file size in bytes */ long va_blocksize; /* blocksize preferred for i/o */ - struct timespec va_atime; /* time of last access */ - struct timespec va_mtime; /* time of last modification */ - struct timespec va_ctime; /* time file changed */ + struct coda_timespec va_atime; /* time of last access */ + struct coda_timespec va_mtime; /* time of last modification */ + struct coda_timespec va_ctime; /* time file changed */ u_long va_gen; /* generation number of file */ u_long va_flags; /* flags defined for file */ cdev_t va_rdev; /* device special file represents */ @@ -277,7 +271,8 @@ struct coda_statfs { #define CODA_STATFS 34 #define CODA_STORE 35 #define CODA_RELEASE 36 -#define CODA_NCALLS 37 +#define CODA_ACCESS_INTENT 37 +#define CODA_NCALLS 38 #define DOWNCALL(opcode) (opcode >= CODA_REPLACE && opcode <= CODA_PURGEFID) @@ -287,7 +282,12 @@ struct coda_statfs { #define CIOC_KERNEL_VERSION _IOWR('c', 10, size_t) -#define CODA_KERNEL_VERSION 3 /* 128-bit file identifiers */ +// CODA_KERNEL_VERSION 0 /* don't care about kernel version number */ +// CODA_KERNEL_VERSION 1 /* The old venus 4.6 compatible interface */ +// CODA_KERNEL_VERSION 2 /* venus_lookup gets an extra parameter */ +// CODA_KERNEL_VERSION 3 /* 128-bit file identifiers */ +// CODA_KERNEL_VERSION 4 /* 64-bit timespec */ +#define CODA_KERNEL_VERSION 5 /* access intent support */ /* * Venus <-> Coda RPC arguments @@ -295,8 +295,8 @@ struct coda_statfs { struct coda_in_hdr { u_int32_t opcode; u_int32_t unique; /* Keep multiple outstanding msgs distinct */ - pid_t pid; - pid_t pgid; + __kernel_pid_t pid; + __kernel_pid_t pgid; vuid_t uid; }; @@ -642,6 +642,25 @@ struct coda_statfs_out { struct coda_statfs stat; }; +#define CODA_ACCESS_TYPE_READ 1 +#define CODA_ACCESS_TYPE_WRITE 2 +#define CODA_ACCESS_TYPE_MMAP 3 +#define CODA_ACCESS_TYPE_READ_FINISH 4 +#define CODA_ACCESS_TYPE_WRITE_FINISH 5 + +/* coda_access_intent: NO_OUT */ +struct coda_access_intent_in { + struct coda_in_hdr ih; + struct CodaFid VFid; + int count; + int pos; + int type; +}; + +struct coda_access_intent_out { + struct coda_out_hdr out; +}; + /* * Occasionally, we don't cache the fid returned by CODA_LOOKUP. * For instance, if the fid is inconsistent. @@ -673,6 +692,7 @@ union inputArgs { struct coda_open_by_fd_in coda_open_by_fd; struct coda_open_by_path_in coda_open_by_path; struct coda_statfs_in coda_statfs; + struct coda_access_intent_in coda_access_intent; }; union outputArgs { diff --git a/include/uapi/linux/coda_psdev.h b/include/uapi/linux/coda_psdev.h deleted file mode 100644 index aa6623efd2dd..000000000000 --- a/include/uapi/linux/coda_psdev.h +++ /dev/null @@ -1,28 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ -#ifndef _UAPI__CODA_PSDEV_H -#define _UAPI__CODA_PSDEV_H - -#include <linux/magic.h> - -#define CODA_PSDEV_MAJOR 67 -#define MAX_CODADEVS 5 /* how many do we allow */ - - -/* messages between coda filesystem in kernel and Venus */ -struct upc_req { - struct list_head uc_chain; - caddr_t uc_data; - u_short uc_flags; - u_short uc_inSize; /* Size is at most 5000 bytes */ - u_short uc_outSize; - u_short uc_opcode; /* copied from data to save lookup */ - int uc_unique; - wait_queue_head_t uc_sleep; /* process' wait queue */ -}; - -#define CODA_REQ_ASYNC 0x1 -#define CODA_REQ_READ 0x2 -#define CODA_REQ_WRITE 0x4 -#define CODA_REQ_ABORT 0x8 - -#endif /* _UAPI__CODA_PSDEV_H */ diff --git a/include/uapi/linux/magic.h b/include/uapi/linux/magic.h index 665e18627f78..1274c692e59c 100644 --- a/include/uapi/linux/magic.h +++ b/include/uapi/linux/magic.h @@ -92,5 +92,6 @@ #define BALLOON_KVM_MAGIC 0x13661366 #define ZSMALLOC_MAGIC 0x58295829 #define DMA_BUF_MAGIC 0x444d4142 /* "DMAB" */ +#define Z3FOLD_MAGIC 0x33 #endif /* __LINUX_MAGIC_H__ */ diff --git a/include/uapi/linux/pkt_sched.h b/include/uapi/linux/pkt_sched.h index 1f623252abe8..18f185299f47 100644 --- a/include/uapi/linux/pkt_sched.h +++ b/include/uapi/linux/pkt_sched.h @@ -1174,7 +1174,7 @@ enum { TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME, /* s64 */ TCA_TAPRIO_ATTR_SCHED_CYCLE_TIME_EXTENSION, /* s64 */ TCA_TAPRIO_ATTR_FLAGS, /* u32 */ - TCA_TAPRIO_ATTR_TXTIME_DELAY, /* s32 */ + TCA_TAPRIO_ATTR_TXTIME_DELAY, /* u32 */ __TCA_TAPRIO_ATTR_MAX, }; diff --git a/include/uapi/linux/ptrace.h b/include/uapi/linux/ptrace.h index d5a1b8a492b9..a71b6e3b03eb 100644 --- a/include/uapi/linux/ptrace.h +++ b/include/uapi/linux/ptrace.h @@ -73,6 +73,41 @@ struct seccomp_metadata { __u64 flags; /* Output: filter's flags */ }; +#define PTRACE_GET_SYSCALL_INFO 0x420e +#define PTRACE_SYSCALL_INFO_NONE 0 +#define PTRACE_SYSCALL_INFO_ENTRY 1 +#define PTRACE_SYSCALL_INFO_EXIT 2 +#define PTRACE_SYSCALL_INFO_SECCOMP 3 + +struct ptrace_syscall_info { + __u8 op; /* PTRACE_SYSCALL_INFO_* */ + __u32 arch __attribute__((__aligned__(sizeof(__u32)))); + __u64 instruction_pointer; + __u64 stack_pointer; + union { + struct { + __u64 nr; + __u64 args[6]; + } entry; + struct { + __s64 rval; + __u8 is_error; + } exit; + struct { + __u64 nr; + __u64 args[6]; + __u32 ret_data; + } seccomp; + }; +}; + +/* + * These values are stored in task->ptrace_message + * by tracehook_report_syscall_* to describe the current syscall-stop. + */ +#define PTRACE_EVENTMSG_SYSCALL_ENTRY 1 +#define PTRACE_EVENTMSG_SYSCALL_EXIT 2 + /* Read signals from a shared (process wide) queue */ #define PTRACE_PEEKSIGINFO_SHARED (1 << 0) diff --git a/include/uapi/linux/virtio_ids.h b/include/uapi/linux/virtio_ids.h index 6d5c3b2d4f4d..348fd0176f75 100644 --- a/include/uapi/linux/virtio_ids.h +++ b/include/uapi/linux/virtio_ids.h @@ -43,5 +43,7 @@ #define VIRTIO_ID_INPUT 18 /* virtio input */ #define VIRTIO_ID_VSOCK 19 /* virtio vsock transport */ #define VIRTIO_ID_CRYPTO 20 /* virtio crypto */ +#define VIRTIO_ID_IOMMU 23 /* virtio IOMMU */ +#define VIRTIO_ID_PMEM 27 /* virtio pmem */ #endif /* _LINUX_VIRTIO_IDS_H */ diff --git a/include/uapi/linux/virtio_iommu.h b/include/uapi/linux/virtio_iommu.h new file mode 100644 index 000000000000..ba1b460c9944 --- /dev/null +++ b/include/uapi/linux/virtio_iommu.h @@ -0,0 +1,161 @@ +/* SPDX-License-Identifier: BSD-3-Clause */ +/* + * Virtio-iommu definition v0.9 + * + * Copyright (C) 2018 Arm Ltd. + */ +#ifndef _UAPI_LINUX_VIRTIO_IOMMU_H +#define _UAPI_LINUX_VIRTIO_IOMMU_H + +#include <linux/types.h> + +/* Feature bits */ +#define VIRTIO_IOMMU_F_INPUT_RANGE 0 +#define VIRTIO_IOMMU_F_DOMAIN_BITS 1 +#define VIRTIO_IOMMU_F_MAP_UNMAP 2 +#define VIRTIO_IOMMU_F_BYPASS 3 +#define VIRTIO_IOMMU_F_PROBE 4 + +struct virtio_iommu_range { + __u64 start; + __u64 end; +}; + +struct virtio_iommu_config { + /* Supported page sizes */ + __u64 page_size_mask; + /* Supported IOVA range */ + struct virtio_iommu_range input_range; + /* Max domain ID size */ + __u8 domain_bits; + __u8 padding[3]; + /* Probe buffer size */ + __u32 probe_size; +}; + +/* Request types */ +#define VIRTIO_IOMMU_T_ATTACH 0x01 +#define VIRTIO_IOMMU_T_DETACH 0x02 +#define VIRTIO_IOMMU_T_MAP 0x03 +#define VIRTIO_IOMMU_T_UNMAP 0x04 +#define VIRTIO_IOMMU_T_PROBE 0x05 + +/* Status types */ +#define VIRTIO_IOMMU_S_OK 0x00 +#define VIRTIO_IOMMU_S_IOERR 0x01 +#define VIRTIO_IOMMU_S_UNSUPP 0x02 +#define VIRTIO_IOMMU_S_DEVERR 0x03 +#define VIRTIO_IOMMU_S_INVAL 0x04 +#define VIRTIO_IOMMU_S_RANGE 0x05 +#define VIRTIO_IOMMU_S_NOENT 0x06 +#define VIRTIO_IOMMU_S_FAULT 0x07 + +struct virtio_iommu_req_head { + __u8 type; + __u8 reserved[3]; +}; + +struct virtio_iommu_req_tail { + __u8 status; + __u8 reserved[3]; +}; + +struct virtio_iommu_req_attach { + struct virtio_iommu_req_head head; + __le32 domain; + __le32 endpoint; + __u8 reserved[8]; + struct virtio_iommu_req_tail tail; +}; + +struct virtio_iommu_req_detach { + struct virtio_iommu_req_head head; + __le32 domain; + __le32 endpoint; + __u8 reserved[8]; + struct virtio_iommu_req_tail tail; +}; + +#define VIRTIO_IOMMU_MAP_F_READ (1 << 0) +#define VIRTIO_IOMMU_MAP_F_WRITE (1 << 1) +#define VIRTIO_IOMMU_MAP_F_EXEC (1 << 2) +#define VIRTIO_IOMMU_MAP_F_MMIO (1 << 3) + +#define VIRTIO_IOMMU_MAP_F_MASK (VIRTIO_IOMMU_MAP_F_READ | \ + VIRTIO_IOMMU_MAP_F_WRITE | \ + VIRTIO_IOMMU_MAP_F_EXEC | \ + VIRTIO_IOMMU_MAP_F_MMIO) + +struct virtio_iommu_req_map { + struct virtio_iommu_req_head head; + __le32 domain; + __le64 virt_start; + __le64 virt_end; + __le64 phys_start; + __le32 flags; + struct virtio_iommu_req_tail tail; +}; + +struct virtio_iommu_req_unmap { + struct virtio_iommu_req_head head; + __le32 domain; + __le64 virt_start; + __le64 virt_end; + __u8 reserved[4]; + struct virtio_iommu_req_tail tail; +}; + +#define VIRTIO_IOMMU_PROBE_T_NONE 0 +#define VIRTIO_IOMMU_PROBE_T_RESV_MEM 1 + +#define VIRTIO_IOMMU_PROBE_T_MASK 0xfff + +struct virtio_iommu_probe_property { + __le16 type; + __le16 length; +}; + +#define VIRTIO_IOMMU_RESV_MEM_T_RESERVED 0 +#define VIRTIO_IOMMU_RESV_MEM_T_MSI 1 + +struct virtio_iommu_probe_resv_mem { + struct virtio_iommu_probe_property head; + __u8 subtype; + __u8 reserved[3]; + __le64 start; + __le64 end; +}; + +struct virtio_iommu_req_probe { + struct virtio_iommu_req_head head; + __le32 endpoint; + __u8 reserved[64]; + + __u8 properties[]; + + /* + * Tail follows the variable-length properties array. No padding, + * property lengths are all aligned on 8 bytes. + */ +}; + +/* Fault types */ +#define VIRTIO_IOMMU_FAULT_R_UNKNOWN 0 +#define VIRTIO_IOMMU_FAULT_R_DOMAIN 1 +#define VIRTIO_IOMMU_FAULT_R_MAPPING 2 + +#define VIRTIO_IOMMU_FAULT_F_READ (1 << 0) +#define VIRTIO_IOMMU_FAULT_F_WRITE (1 << 1) +#define VIRTIO_IOMMU_FAULT_F_EXEC (1 << 2) +#define VIRTIO_IOMMU_FAULT_F_ADDRESS (1 << 8) + +struct virtio_iommu_fault { + __u8 reason; + __u8 reserved[3]; + __le32 flags; + __le32 endpoint; + __u8 reserved2[4]; + __le64 address; +}; + +#endif diff --git a/include/uapi/linux/virtio_pmem.h b/include/uapi/linux/virtio_pmem.h new file mode 100644 index 000000000000..9a63ed6d062f --- /dev/null +++ b/include/uapi/linux/virtio_pmem.h @@ -0,0 +1,34 @@ +/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ +/* + * Definitions for virtio-pmem devices. + * + * Copyright (C) 2019 Red Hat, Inc. + * + * Author(s): Pankaj Gupta <pagupta@redhat.com> + */ + +#ifndef _UAPI_LINUX_VIRTIO_PMEM_H +#define _UAPI_LINUX_VIRTIO_PMEM_H + +#include <linux/types.h> +#include <linux/virtio_ids.h> +#include <linux/virtio_config.h> + +struct virtio_pmem_config { + __u64 start; + __u64 size; +}; + +#define VIRTIO_PMEM_REQ_TYPE_FLUSH 0 + +struct virtio_pmem_resp { + /* Host return status corresponding to flush request */ + __le32 ret; +}; + +struct virtio_pmem_req { + /* command type */ + __le32 type; +}; + +#endif diff --git a/include/uapi/rdma/rdma_user_ioctl_cmds.h b/include/uapi/rdma/rdma_user_ioctl_cmds.h index 64c14cb0022f..b8bb285f6b2a 100644 --- a/include/uapi/rdma/rdma_user_ioctl_cmds.h +++ b/include/uapi/rdma/rdma_user_ioctl_cmds.h @@ -36,7 +36,7 @@ #include <linux/types.h> #include <linux/ioctl.h> -/* Documentation/ioctl/ioctl-number.txt */ +/* Documentation/ioctl/ioctl-number.rst */ #define RDMA_IOCTL_MAGIC 0x1b #define RDMA_VERBS_IOCTL \ _IOWR(RDMA_IOCTL_MAGIC, 1, struct ib_uverbs_ioctl_hdr) diff --git a/include/xen/balloon.h b/include/xen/balloon.h index 4914b93a23f2..6fb95aa19405 100644 --- a/include/xen/balloon.h +++ b/include/xen/balloon.h @@ -27,16 +27,6 @@ void balloon_set_new_target(unsigned long target); int alloc_xenballooned_pages(int nr_pages, struct page **pages); void free_xenballooned_pages(int nr_pages, struct page **pages); -struct device; -#ifdef CONFIG_XEN_SELFBALLOONING -extern int register_xen_selfballooning(struct device *dev); -#else -static inline int register_xen_selfballooning(struct device *dev) -{ - return -ENOSYS; -} -#endif - #ifdef CONFIG_XEN_BALLOON void xen_balloon_init(void); #else diff --git a/include/xen/events.h b/include/xen/events.h index a48897199975..c0e6a0598397 100644 --- a/include/xen/events.h +++ b/include/xen/events.h @@ -3,6 +3,7 @@ #define _XEN_EVENTS_H #include <linux/interrupt.h> +#include <linux/irq.h> #ifdef CONFIG_PCI_MSI #include <linux/msi.h> #endif @@ -59,7 +60,7 @@ void evtchn_put(unsigned int evtchn); void xen_send_IPI_one(unsigned int cpu, enum ipi_vector vector); void rebind_evtchn_irq(int evtchn, int irq); -int xen_rebind_evtchn_to_cpu(int evtchn, unsigned tcpu); +int xen_set_affinity_evtchn(struct irq_desc *desc, unsigned int tcpu); static inline void notify_remote_via_evtchn(int port) { diff --git a/include/xen/tmem.h b/include/xen/tmem.h deleted file mode 100644 index c80bafe31f14..000000000000 --- a/include/xen/tmem.h +++ /dev/null @@ -1,18 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _XEN_TMEM_H -#define _XEN_TMEM_H - -#include <linux/types.h> - -#ifdef CONFIG_XEN_TMEM_MODULE -#define tmem_enabled true -#else -/* defined in drivers/xen/tmem.c */ -extern bool tmem_enabled; -#endif - -#ifdef CONFIG_XEN_SELFBALLOONING -extern int xen_selfballoon_init(bool, bool); -#endif - -#endif /* _XEN_TMEM_H */ |