diff options
Diffstat (limited to 'include/uapi/linux')
| -rw-r--r-- | include/uapi/linux/bits.h | 8 | ||||
| -rw-r--r-- | include/uapi/linux/const.h | 2 | ||||
| -rw-r--r-- | include/uapi/linux/elf.h | 137 | ||||
| -rw-r--r-- | include/uapi/linux/ethtool.h | 2 | ||||
| -rw-r--r-- | include/uapi/linux/fanotify.h | 10 | ||||
| -rw-r--r-- | include/uapi/linux/firewire-cdev.h | 3 | ||||
| -rw-r--r-- | include/uapi/linux/io_uring.h | 2 | ||||
| -rw-r--r-- | include/uapi/linux/kvm.h | 1 | ||||
| -rw-r--r-- | include/uapi/linux/landlock.h | 8 | ||||
| -rw-r--r-- | include/uapi/linux/mount.h | 10 | ||||
| -rw-r--r-- | include/uapi/linux/mshv.h | 291 | ||||
| -rw-r--r-- | include/uapi/linux/nilfs2_ondisk.h | 3 | ||||
| -rw-r--r-- | include/uapi/linux/perf_event.h | 2 | ||||
| -rw-r--r-- | include/uapi/linux/pidfd.h | 31 | ||||
| -rw-r--r-- | include/uapi/linux/prctl.h | 11 | ||||
| -rw-r--r-- | include/uapi/linux/stddef.h | 6 | ||||
| -rw-r--r-- | include/uapi/linux/taskstats.h | 2 | ||||
| -rw-r--r-- | include/uapi/linux/thermal.h | 2 | ||||
| -rw-r--r-- | include/uapi/linux/virtio_snd.h | 2 |
19 files changed, 511 insertions, 22 deletions
diff --git a/include/uapi/linux/bits.h b/include/uapi/linux/bits.h index 5ee30f882736..682b406e1067 100644 --- a/include/uapi/linux/bits.h +++ b/include/uapi/linux/bits.h @@ -4,13 +4,9 @@ #ifndef _UAPI_LINUX_BITS_H #define _UAPI_LINUX_BITS_H -#define __GENMASK(h, l) \ - (((~_UL(0)) - (_UL(1) << (l)) + 1) & \ - (~_UL(0) >> (__BITS_PER_LONG - 1 - (h)))) +#define __GENMASK(h, l) (((~_UL(0)) << (l)) & (~_UL(0) >> (BITS_PER_LONG - 1 - (h)))) -#define __GENMASK_ULL(h, l) \ - (((~_ULL(0)) - (_ULL(1) << (l)) + 1) & \ - (~_ULL(0) >> (__BITS_PER_LONG_LONG - 1 - (h)))) +#define __GENMASK_ULL(h, l) (((~_ULL(0)) << (l)) & (~_ULL(0) >> (BITS_PER_LONG_LONG - 1 - (h)))) #define __GENMASK_U128(h, l) \ ((_BIT128((h)) << 1) - (_BIT128(l))) diff --git a/include/uapi/linux/const.h b/include/uapi/linux/const.h index e16be0d37746..b8f629ef135f 100644 --- a/include/uapi/linux/const.h +++ b/include/uapi/linux/const.h @@ -33,7 +33,7 @@ * Missing asm support * * __BIT128() would not work in the asm code, as it shifts an - * 'unsigned __init128' data type as direct representation of + * 'unsigned __int128' data type as direct representation of * 128 bit constants is not supported in the gcc compiler, as * they get silently truncated. * diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h index b44069d29cec..819ded2d39de 100644 --- a/include/uapi/linux/elf.h +++ b/include/uapi/linux/elf.h @@ -11,6 +11,7 @@ typedef __u16 Elf32_Half; typedef __u32 Elf32_Off; typedef __s32 Elf32_Sword; typedef __u32 Elf32_Word; +typedef __u16 Elf32_Versym; /* 64-bit ELF base types. */ typedef __u64 Elf64_Addr; @@ -21,6 +22,7 @@ typedef __s32 Elf64_Sword; typedef __u32 Elf64_Word; typedef __u64 Elf64_Xword; typedef __s64 Elf64_Sxword; +typedef __u16 Elf64_Versym; /* These constants are for the segment types stored in the image headers */ #define PT_NULL 0 @@ -107,6 +109,7 @@ typedef __s64 Elf64_Sxword; #define DT_VALRNGLO 0x6ffffd00 #define DT_VALRNGHI 0x6ffffdff #define DT_ADDRRNGLO 0x6ffffe00 +#define DT_GNU_HASH 0x6ffffef5 #define DT_ADDRRNGHI 0x6ffffeff #define DT_VERSYM 0x6ffffff0 #define DT_RELACOUNT 0x6ffffff9 @@ -125,6 +128,8 @@ typedef __s64 Elf64_Sxword; #define STB_GLOBAL 1 #define STB_WEAK 2 +#define STN_UNDEF 0 + #define STT_NOTYPE 0 #define STT_OBJECT 1 #define STT_FUNC 2 @@ -133,6 +138,9 @@ typedef __s64 Elf64_Sxword; #define STT_COMMON 5 #define STT_TLS 6 +#define VER_FLG_BASE 0x1 +#define VER_FLG_WEAK 0x2 + #define ELF_ST_BIND(x) ((x) >> 4) #define ELF_ST_TYPE(x) ((x) & 0xf) #define ELF32_ST_BIND(x) ELF_ST_BIND(x) @@ -291,8 +299,18 @@ typedef struct elf64_phdr { #define SHF_WRITE 0x1 #define SHF_ALLOC 0x2 #define SHF_EXECINSTR 0x4 +#define SHF_MERGE 0x10 +#define SHF_STRINGS 0x20 +#define SHF_INFO_LINK 0x40 +#define SHF_LINK_ORDER 0x80 +#define SHF_OS_NONCONFORMING 0x100 +#define SHF_GROUP 0x200 +#define SHF_TLS 0x400 #define SHF_RELA_LIVEPATCH 0x00100000 #define SHF_RO_AFTER_INIT 0x00200000 +#define SHF_ORDERED 0x04000000 +#define SHF_EXCLUDE 0x08000000 +#define SHF_MASKOS 0x0ff00000 #define SHF_MASKPROC 0xf0000000 /* special section indexes */ @@ -368,101 +386,180 @@ typedef struct elf64_shdr { #define ELF_OSABI ELFOSABI_NONE #endif +/* Note definitions: NN_ defines names. NT_ defines types. */ + +#define NN_GNU_PROPERTY_TYPE_0 "GNU" +#define NT_GNU_PROPERTY_TYPE_0 5 + /* * Notes used in ET_CORE. Architectures export some of the arch register sets * using the corresponding note types via the PTRACE_GETREGSET and * PTRACE_SETREGSET requests. - * The note name for these types is "LINUX", except NT_PRFPREG that is named - * "CORE". */ +#define NN_PRSTATUS "CORE" #define NT_PRSTATUS 1 +#define NN_PRFPREG "CORE" #define NT_PRFPREG 2 +#define NN_PRPSINFO "CORE" #define NT_PRPSINFO 3 +#define NN_TASKSTRUCT "CORE" #define NT_TASKSTRUCT 4 +#define NN_AUXV "CORE" #define NT_AUXV 6 /* * Note to userspace developers: size of NT_SIGINFO note may increase * in the future to accomodate more fields, don't assume it is fixed! */ +#define NN_SIGINFO "CORE" #define NT_SIGINFO 0x53494749 +#define NN_FILE "CORE" #define NT_FILE 0x46494c45 +#define NN_PRXFPREG "LINUX" #define NT_PRXFPREG 0x46e62b7f /* copied from gdb5.1/include/elf/common.h */ +#define NN_PPC_VMX "LINUX" #define NT_PPC_VMX 0x100 /* PowerPC Altivec/VMX registers */ +#define NN_PPC_SPE "LINUX" #define NT_PPC_SPE 0x101 /* PowerPC SPE/EVR registers */ +#define NN_PPC_VSX "LINUX" #define NT_PPC_VSX 0x102 /* PowerPC VSX registers */ +#define NN_PPC_TAR "LINUX" #define NT_PPC_TAR 0x103 /* Target Address Register */ +#define NN_PPC_PPR "LINUX" #define NT_PPC_PPR 0x104 /* Program Priority Register */ +#define NN_PPC_DSCR "LINUX" #define NT_PPC_DSCR 0x105 /* Data Stream Control Register */ +#define NN_PPC_EBB "LINUX" #define NT_PPC_EBB 0x106 /* Event Based Branch Registers */ +#define NN_PPC_PMU "LINUX" #define NT_PPC_PMU 0x107 /* Performance Monitor Registers */ +#define NN_PPC_TM_CGPR "LINUX" #define NT_PPC_TM_CGPR 0x108 /* TM checkpointed GPR Registers */ +#define NN_PPC_TM_CFPR "LINUX" #define NT_PPC_TM_CFPR 0x109 /* TM checkpointed FPR Registers */ +#define NN_PPC_TM_CVMX "LINUX" #define NT_PPC_TM_CVMX 0x10a /* TM checkpointed VMX Registers */ +#define NN_PPC_TM_CVSX "LINUX" #define NT_PPC_TM_CVSX 0x10b /* TM checkpointed VSX Registers */ +#define NN_PPC_TM_SPR "LINUX" #define NT_PPC_TM_SPR 0x10c /* TM Special Purpose Registers */ +#define NN_PPC_TM_CTAR "LINUX" #define NT_PPC_TM_CTAR 0x10d /* TM checkpointed Target Address Register */ +#define NN_PPC_TM_CPPR "LINUX" #define NT_PPC_TM_CPPR 0x10e /* TM checkpointed Program Priority Register */ +#define NN_PPC_TM_CDSCR "LINUX" #define NT_PPC_TM_CDSCR 0x10f /* TM checkpointed Data Stream Control Register */ +#define NN_PPC_PKEY "LINUX" #define NT_PPC_PKEY 0x110 /* Memory Protection Keys registers */ +#define NN_PPC_DEXCR "LINUX" #define NT_PPC_DEXCR 0x111 /* PowerPC DEXCR registers */ +#define NN_PPC_HASHKEYR "LINUX" #define NT_PPC_HASHKEYR 0x112 /* PowerPC HASHKEYR register */ +#define NN_386_TLS "LINUX" #define NT_386_TLS 0x200 /* i386 TLS slots (struct user_desc) */ +#define NN_386_IOPERM "LINUX" #define NT_386_IOPERM 0x201 /* x86 io permission bitmap (1=deny) */ +#define NN_X86_XSTATE "LINUX" #define NT_X86_XSTATE 0x202 /* x86 extended state using xsave */ /* Old binutils treats 0x203 as a CET state */ +#define NN_X86_SHSTK "LINUX" #define NT_X86_SHSTK 0x204 /* x86 SHSTK state */ +#define NN_X86_XSAVE_LAYOUT "LINUX" #define NT_X86_XSAVE_LAYOUT 0x205 /* XSAVE layout description */ +#define NN_S390_HIGH_GPRS "LINUX" #define NT_S390_HIGH_GPRS 0x300 /* s390 upper register halves */ +#define NN_S390_TIMER "LINUX" #define NT_S390_TIMER 0x301 /* s390 timer register */ +#define NN_S390_TODCMP "LINUX" #define NT_S390_TODCMP 0x302 /* s390 TOD clock comparator register */ +#define NN_S390_TODPREG "LINUX" #define NT_S390_TODPREG 0x303 /* s390 TOD programmable register */ +#define NN_S390_CTRS "LINUX" #define NT_S390_CTRS 0x304 /* s390 control registers */ +#define NN_S390_PREFIX "LINUX" #define NT_S390_PREFIX 0x305 /* s390 prefix register */ +#define NN_S390_LAST_BREAK "LINUX" #define NT_S390_LAST_BREAK 0x306 /* s390 breaking event address */ +#define NN_S390_SYSTEM_CALL "LINUX" #define NT_S390_SYSTEM_CALL 0x307 /* s390 system call restart data */ +#define NN_S390_TDB "LINUX" #define NT_S390_TDB 0x308 /* s390 transaction diagnostic block */ +#define NN_S390_VXRS_LOW "LINUX" #define NT_S390_VXRS_LOW 0x309 /* s390 vector registers 0-15 upper half */ +#define NN_S390_VXRS_HIGH "LINUX" #define NT_S390_VXRS_HIGH 0x30a /* s390 vector registers 16-31 */ +#define NN_S390_GS_CB "LINUX" #define NT_S390_GS_CB 0x30b /* s390 guarded storage registers */ +#define NN_S390_GS_BC "LINUX" #define NT_S390_GS_BC 0x30c /* s390 guarded storage broadcast control block */ +#define NN_S390_RI_CB "LINUX" #define NT_S390_RI_CB 0x30d /* s390 runtime instrumentation */ +#define NN_S390_PV_CPU_DATA "LINUX" #define NT_S390_PV_CPU_DATA 0x30e /* s390 protvirt cpu dump data */ +#define NN_ARM_VFP "LINUX" #define NT_ARM_VFP 0x400 /* ARM VFP/NEON registers */ +#define NN_ARM_TLS "LINUX" #define NT_ARM_TLS 0x401 /* ARM TLS register */ +#define NN_ARM_HW_BREAK "LINUX" #define NT_ARM_HW_BREAK 0x402 /* ARM hardware breakpoint registers */ +#define NN_ARM_HW_WATCH "LINUX" #define NT_ARM_HW_WATCH 0x403 /* ARM hardware watchpoint registers */ +#define NN_ARM_SYSTEM_CALL "LINUX" #define NT_ARM_SYSTEM_CALL 0x404 /* ARM system call number */ +#define NN_ARM_SVE "LINUX" #define NT_ARM_SVE 0x405 /* ARM Scalable Vector Extension registers */ +#define NN_ARM_PAC_MASK "LINUX" #define NT_ARM_PAC_MASK 0x406 /* ARM pointer authentication code masks */ +#define NN_ARM_PACA_KEYS "LINUX" #define NT_ARM_PACA_KEYS 0x407 /* ARM pointer authentication address keys */ +#define NN_ARM_PACG_KEYS "LINUX" #define NT_ARM_PACG_KEYS 0x408 /* ARM pointer authentication generic key */ +#define NN_ARM_TAGGED_ADDR_CTRL "LINUX" #define NT_ARM_TAGGED_ADDR_CTRL 0x409 /* arm64 tagged address control (prctl()) */ +#define NN_ARM_PAC_ENABLED_KEYS "LINUX" #define NT_ARM_PAC_ENABLED_KEYS 0x40a /* arm64 ptr auth enabled keys (prctl()) */ +#define NN_ARM_SSVE "LINUX" #define NT_ARM_SSVE 0x40b /* ARM Streaming SVE registers */ +#define NN_ARM_ZA "LINUX" #define NT_ARM_ZA 0x40c /* ARM SME ZA registers */ +#define NN_ARM_ZT "LINUX" #define NT_ARM_ZT 0x40d /* ARM SME ZT registers */ +#define NN_ARM_FPMR "LINUX" #define NT_ARM_FPMR 0x40e /* ARM floating point mode register */ +#define NN_ARM_POE "LINUX" #define NT_ARM_POE 0x40f /* ARM POE registers */ +#define NN_ARM_GCS "LINUX" #define NT_ARM_GCS 0x410 /* ARM GCS state */ +#define NN_ARC_V2 "LINUX" #define NT_ARC_V2 0x600 /* ARCv2 accumulator/extra registers */ +#define NN_VMCOREDD "LINUX" #define NT_VMCOREDD 0x700 /* Vmcore Device Dump Note */ +#define NN_MIPS_DSP "LINUX" #define NT_MIPS_DSP 0x800 /* MIPS DSP ASE registers */ +#define NN_MIPS_FP_MODE "LINUX" #define NT_MIPS_FP_MODE 0x801 /* MIPS floating-point mode */ +#define NN_MIPS_MSA "LINUX" #define NT_MIPS_MSA 0x802 /* MIPS SIMD registers */ +#define NN_RISCV_CSR "LINUX" #define NT_RISCV_CSR 0x900 /* RISC-V Control and Status Registers */ +#define NN_RISCV_VECTOR "LINUX" #define NT_RISCV_VECTOR 0x901 /* RISC-V vector registers */ +#define NN_RISCV_TAGGED_ADDR_CTRL "LINUX" #define NT_RISCV_TAGGED_ADDR_CTRL 0x902 /* RISC-V tagged address control (prctl()) */ +#define NN_LOONGARCH_CPUCFG "LINUX" #define NT_LOONGARCH_CPUCFG 0xa00 /* LoongArch CPU config registers */ +#define NN_LOONGARCH_CSR "LINUX" #define NT_LOONGARCH_CSR 0xa01 /* LoongArch control and status registers */ +#define NN_LOONGARCH_LSX "LINUX" #define NT_LOONGARCH_LSX 0xa02 /* LoongArch Loongson SIMD Extension registers */ +#define NN_LOONGARCH_LASX "LINUX" #define NT_LOONGARCH_LASX 0xa03 /* LoongArch Loongson Advanced SIMD Extension registers */ +#define NN_LOONGARCH_LBT "LINUX" #define NT_LOONGARCH_LBT 0xa04 /* LoongArch Loongson Binary Translation registers */ +#define NN_LOONGARCH_HW_BREAK "LINUX" #define NT_LOONGARCH_HW_BREAK 0xa05 /* LoongArch hardware breakpoint registers */ +#define NN_LOONGARCH_HW_WATCH "LINUX" #define NT_LOONGARCH_HW_WATCH 0xa06 /* LoongArch hardware watchpoint registers */ -/* Note types with note name "GNU" */ -#define NT_GNU_PROPERTY_TYPE_0 5 - /* Note header in a PT_NOTE section */ typedef struct elf32_note { Elf32_Word n_namesz; /* Name size */ @@ -483,4 +580,34 @@ typedef struct elf64_note { /* Bits for GNU_PROPERTY_AARCH64_FEATURE_1_BTI */ #define GNU_PROPERTY_AARCH64_FEATURE_1_BTI (1U << 0) +typedef struct { + Elf32_Half vd_version; + Elf32_Half vd_flags; + Elf32_Half vd_ndx; + Elf32_Half vd_cnt; + Elf32_Word vd_hash; + Elf32_Word vd_aux; + Elf32_Word vd_next; +} Elf32_Verdef; + +typedef struct { + Elf64_Half vd_version; + Elf64_Half vd_flags; + Elf64_Half vd_ndx; + Elf64_Half vd_cnt; + Elf64_Word vd_hash; + Elf64_Word vd_aux; + Elf64_Word vd_next; +} Elf64_Verdef; + +typedef struct { + Elf32_Word vda_name; + Elf32_Word vda_next; +} Elf32_Verdaux; + +typedef struct { + Elf64_Word vda_name; + Elf64_Word vda_next; +} Elf64_Verdaux; + #endif /* _UAPI_LINUX_ELF_H */ diff --git a/include/uapi/linux/ethtool.h b/include/uapi/linux/ethtool.h index d1089b88efc7..9b18c4cfe56f 100644 --- a/include/uapi/linux/ethtool.h +++ b/include/uapi/linux/ethtool.h @@ -682,6 +682,7 @@ enum ethtool_link_ext_substate_module { * @ETH_SS_STATS_ETH_CTRL: names of IEEE 802.3 MAC Control statistics * @ETH_SS_STATS_RMON: names of RMON statistics * @ETH_SS_STATS_PHY: names of PHY(dev) statistics + * @ETH_SS_TS_FLAGS: hardware timestamping flags * * @ETH_SS_COUNT: number of defined string sets */ @@ -708,6 +709,7 @@ enum ethtool_stringset { ETH_SS_STATS_ETH_CTRL, ETH_SS_STATS_RMON, ETH_SS_STATS_PHY, + ETH_SS_TS_FLAGS, /* add new constants above here */ ETH_SS_COUNT diff --git a/include/uapi/linux/fanotify.h b/include/uapi/linux/fanotify.h index bd8167979707..e710967c7c26 100644 --- a/include/uapi/linux/fanotify.h +++ b/include/uapi/linux/fanotify.h @@ -28,6 +28,8 @@ /* #define FAN_DIR_MODIFY 0x00080000 */ /* Deprecated (reserved) */ #define FAN_PRE_ACCESS 0x00100000 /* Pre-content access hook */ +#define FAN_MNT_ATTACH 0x01000000 /* Mount was attached */ +#define FAN_MNT_DETACH 0x02000000 /* Mount was detached */ #define FAN_EVENT_ON_CHILD 0x08000000 /* Interested in child events */ @@ -64,6 +66,7 @@ #define FAN_REPORT_NAME 0x00000800 /* Report events with name */ #define FAN_REPORT_TARGET_FID 0x00001000 /* Report dirent target id */ #define FAN_REPORT_FD_ERROR 0x00002000 /* event->fd can report error */ +#define FAN_REPORT_MNT 0x00004000 /* Report mount events */ /* Convenience macro - FAN_REPORT_NAME requires FAN_REPORT_DIR_FID */ #define FAN_REPORT_DFID_NAME (FAN_REPORT_DIR_FID | FAN_REPORT_NAME) @@ -94,6 +97,7 @@ #define FAN_MARK_INODE 0x00000000 #define FAN_MARK_MOUNT 0x00000010 #define FAN_MARK_FILESYSTEM 0x00000100 +#define FAN_MARK_MNTNS 0x00000110 /* * Convenience macro - FAN_MARK_IGNORE requires FAN_MARK_IGNORED_SURV_MODIFY @@ -147,6 +151,7 @@ struct fanotify_event_metadata { #define FAN_EVENT_INFO_TYPE_PIDFD 4 #define FAN_EVENT_INFO_TYPE_ERROR 5 #define FAN_EVENT_INFO_TYPE_RANGE 6 +#define FAN_EVENT_INFO_TYPE_MNT 7 /* Special info types for FAN_RENAME */ #define FAN_EVENT_INFO_TYPE_OLD_DFID_NAME 10 @@ -200,6 +205,11 @@ struct fanotify_event_info_range { __u64 count; }; +struct fanotify_event_info_mnt { + struct fanotify_event_info_header hdr; + __u64 mnt_id; +}; + /* * User space may need to record additional information about its decision. * The extra information type records what kind of information is included. diff --git a/include/uapi/linux/firewire-cdev.h b/include/uapi/linux/firewire-cdev.h index 1f2c9469f921..05e3aa8fa8bc 100644 --- a/include/uapi/linux/firewire-cdev.h +++ b/include/uapi/linux/firewire-cdev.h @@ -449,7 +449,8 @@ struct fw_cdev_event_phy_packet { * which the packet arrived. For %FW_CDEV_EVENT_PHY_PACKET_SENT2 and non-ping packet, * the time stamp of isochronous cycle at which the packet was sent. For ping packet, * the tick count for round-trip time measured by 1394 OHCI controller. - * The time stamp of isochronous cycle at which either the response was sent for + * + * The time stamp of isochronous cycle at which either the response was sent for * %FW_CDEV_EVENT_PHY_PACKET_SENT2 or the request arrived for * %FW_CDEV_EVENT_PHY_PACKET_RECEIVED2. * @data: Incoming data diff --git a/include/uapi/linux/io_uring.h b/include/uapi/linux/io_uring.h index e11c82638527..050fa8eb2e8f 100644 --- a/include/uapi/linux/io_uring.h +++ b/include/uapi/linux/io_uring.h @@ -380,7 +380,7 @@ enum io_uring_op { * result will be the number of buffers send, with * the starting buffer ID in cqe->flags as per * usual for provided buffer usage. The buffers - * will be contigious from the starting buffer ID. + * will be contiguous from the starting buffer ID. */ #define IORING_RECVSEND_POLL_FIRST (1U << 0) #define IORING_RECV_MULTISHOT (1U << 1) diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h index 45e6d8fca9b9..b6ae8ad8934b 100644 --- a/include/uapi/linux/kvm.h +++ b/include/uapi/linux/kvm.h @@ -929,6 +929,7 @@ struct kvm_enable_cap { #define KVM_CAP_PRE_FAULT_MEMORY 236 #define KVM_CAP_X86_APIC_BUS_CYCLES_NS 237 #define KVM_CAP_X86_GUEST_MODE 238 +#define KVM_CAP_ARM_WRITABLE_IMP_ID_REGS 239 struct kvm_irq_routing_irqchip { __u32 irqchip; diff --git a/include/uapi/linux/landlock.h b/include/uapi/linux/landlock.h index 33745642f787..e1d2c27533b4 100644 --- a/include/uapi/linux/landlock.h +++ b/include/uapi/linux/landlock.h @@ -268,7 +268,9 @@ struct landlock_net_port_attr { * ~~~~~~~~~~~~~~~~ * * These flags enable to restrict a sandboxed process to a set of network - * actions. This is supported since the Landlock ABI version 4. + * actions. + * + * This is supported since Landlock ABI version 4. * * The following access rights apply to TCP port numbers: * @@ -291,11 +293,13 @@ struct landlock_net_port_attr { * Setting a flag for a ruleset will isolate the Landlock domain to forbid * connections to resources outside the domain. * + * This is supported since Landlock ABI version 6. + * * Scopes: * * - %LANDLOCK_SCOPE_ABSTRACT_UNIX_SOCKET: Restrict a sandboxed process from * connecting to an abstract UNIX socket created by a process outside the - * related Landlock domain (e.g. a parent domain or a non-sandboxed process). + * related Landlock domain (e.g., a parent domain or a non-sandboxed process). * - %LANDLOCK_SCOPE_SIGNAL: Restrict a sandboxed process from sending a signal * to another process outside the domain. */ diff --git a/include/uapi/linux/mount.h b/include/uapi/linux/mount.h index c07008816aca..7fa67c2031a5 100644 --- a/include/uapi/linux/mount.h +++ b/include/uapi/linux/mount.h @@ -179,7 +179,12 @@ struct statmount { __u32 opt_array; /* [str] Array of nul terminated fs options */ __u32 opt_sec_num; /* Number of security options */ __u32 opt_sec_array; /* [str] Array of nul terminated security options */ - __u64 __spare2[46]; + __u64 supported_mask; /* Mask flags that this kernel supports */ + __u32 mnt_uidmap_num; /* Number of uid mappings */ + __u32 mnt_uidmap; /* [str] Array of uid mappings (as seen from callers namespace) */ + __u32 mnt_gidmap_num; /* Number of gid mappings */ + __u32 mnt_gidmap; /* [str] Array of gid mappings (as seen from callers namespace) */ + __u64 __spare2[43]; char str[]; /* Variable size part containing strings */ }; @@ -217,6 +222,9 @@ struct mnt_id_req { #define STATMOUNT_SB_SOURCE 0x00000200U /* Want/got sb_source */ #define STATMOUNT_OPT_ARRAY 0x00000400U /* Want/got opt_... */ #define STATMOUNT_OPT_SEC_ARRAY 0x00000800U /* Want/got opt_sec... */ +#define STATMOUNT_SUPPORTED_MASK 0x00001000U /* Want/got supported mask flags */ +#define STATMOUNT_MNT_UIDMAP 0x00002000U /* Want/got uidmap... */ +#define STATMOUNT_MNT_GIDMAP 0x00004000U /* Want/got gidmap... */ /* * Special @mnt_id values that can be passed to listmount diff --git a/include/uapi/linux/mshv.h b/include/uapi/linux/mshv.h new file mode 100644 index 000000000000..876bfe4e4227 --- /dev/null +++ b/include/uapi/linux/mshv.h @@ -0,0 +1,291 @@ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +/* + * Userspace interfaces for /dev/mshv* devices and derived fds + * + * This file is divided into sections containing data structures and IOCTLs for + * a particular set of related devices or derived file descriptors. + * + * The IOCTL definitions are at the end of each section. They are grouped by + * device/fd, so that new IOCTLs can easily be added with a monotonically + * increasing number. + */ +#ifndef _UAPI_LINUX_MSHV_H +#define _UAPI_LINUX_MSHV_H + +#include <linux/types.h> + +#define MSHV_IOCTL 0xB8 + +/* + ******************************************* + * Entry point to main VMM APIs: /dev/mshv * + ******************************************* + */ + +enum { + MSHV_PT_BIT_LAPIC, + MSHV_PT_BIT_X2APIC, + MSHV_PT_BIT_GPA_SUPER_PAGES, + MSHV_PT_BIT_COUNT, +}; + +#define MSHV_PT_FLAGS_MASK ((1 << MSHV_PT_BIT_COUNT) - 1) + +enum { + MSHV_PT_ISOLATION_NONE, + MSHV_PT_ISOLATION_COUNT, +}; + +/** + * struct mshv_create_partition - arguments for MSHV_CREATE_PARTITION + * @pt_flags: Bitmask of 1 << MSHV_PT_BIT_* + * @pt_isolation: MSHV_PT_ISOLATION_* + * + * Returns a file descriptor to act as a handle to a guest partition. + * At this point the partition is not yet initialized in the hypervisor. + * Some operations must be done with the partition in this state, e.g. setting + * so-called "early" partition properties. The partition can then be + * initialized with MSHV_INITIALIZE_PARTITION. + */ +struct mshv_create_partition { + __u64 pt_flags; + __u64 pt_isolation; +}; + +/* /dev/mshv */ +#define MSHV_CREATE_PARTITION _IOW(MSHV_IOCTL, 0x00, struct mshv_create_partition) + +/* + ************************ + * Child partition APIs * + ************************ + */ + +struct mshv_create_vp { + __u32 vp_index; +}; + +enum { + MSHV_SET_MEM_BIT_WRITABLE, + MSHV_SET_MEM_BIT_EXECUTABLE, + MSHV_SET_MEM_BIT_UNMAP, + MSHV_SET_MEM_BIT_COUNT +}; + +#define MSHV_SET_MEM_FLAGS_MASK ((1 << MSHV_SET_MEM_BIT_COUNT) - 1) + +/* The hypervisor's "native" page size */ +#define MSHV_HV_PAGE_SIZE 0x1000 + +/** + * struct mshv_user_mem_region - arguments for MSHV_SET_GUEST_MEMORY + * @size: Size of the memory region (bytes). Must be aligned to + * MSHV_HV_PAGE_SIZE + * @guest_pfn: Base guest page number to map + * @userspace_addr: Base address of userspace memory. Must be aligned to + * MSHV_HV_PAGE_SIZE + * @flags: Bitmask of 1 << MSHV_SET_MEM_BIT_*. If (1 << MSHV_SET_MEM_BIT_UNMAP) + * is set, ignore other bits. + * @rsvd: MBZ + * + * Map or unmap a region of userspace memory to Guest Physical Addresses (GPA). + * Mappings can't overlap in GPA space or userspace. + * To unmap, these fields must match an existing mapping. + */ +struct mshv_user_mem_region { + __u64 size; + __u64 guest_pfn; + __u64 userspace_addr; + __u8 flags; + __u8 rsvd[7]; +}; + +enum { + MSHV_IRQFD_BIT_DEASSIGN, + MSHV_IRQFD_BIT_RESAMPLE, + MSHV_IRQFD_BIT_COUNT, +}; + +#define MSHV_IRQFD_FLAGS_MASK ((1 << MSHV_IRQFD_BIT_COUNT) - 1) + +struct mshv_user_irqfd { + __s32 fd; + __s32 resamplefd; + __u32 gsi; + __u32 flags; +}; + +enum { + MSHV_IOEVENTFD_BIT_DATAMATCH, + MSHV_IOEVENTFD_BIT_PIO, + MSHV_IOEVENTFD_BIT_DEASSIGN, + MSHV_IOEVENTFD_BIT_COUNT, +}; + +#define MSHV_IOEVENTFD_FLAGS_MASK ((1 << MSHV_IOEVENTFD_BIT_COUNT) - 1) + +struct mshv_user_ioeventfd { + __u64 datamatch; + __u64 addr; /* legal pio/mmio address */ + __u32 len; /* 1, 2, 4, or 8 bytes */ + __s32 fd; + __u32 flags; + __u8 rsvd[4]; +}; + +struct mshv_user_irq_entry { + __u32 gsi; + __u32 address_lo; + __u32 address_hi; + __u32 data; +}; + +struct mshv_user_irq_table { + __u32 nr; + __u32 rsvd; /* MBZ */ + struct mshv_user_irq_entry entries[]; +}; + +enum { + MSHV_GPAP_ACCESS_TYPE_ACCESSED, + MSHV_GPAP_ACCESS_TYPE_DIRTY, + MSHV_GPAP_ACCESS_TYPE_COUNT /* Count of enum members */ +}; + +enum { + MSHV_GPAP_ACCESS_OP_NOOP, + MSHV_GPAP_ACCESS_OP_CLEAR, + MSHV_GPAP_ACCESS_OP_SET, + MSHV_GPAP_ACCESS_OP_COUNT /* Count of enum members */ +}; + +/** + * struct mshv_gpap_access_bitmap - arguments for MSHV_GET_GPAP_ACCESS_BITMAP + * @access_type: MSHV_GPAP_ACCESS_TYPE_* - The type of access to record in the + * bitmap + * @access_op: MSHV_GPAP_ACCESS_OP_* - Allows an optional clear or set of all + * the access states in the range, after retrieving the current + * states. + * @rsvd: MBZ + * @page_count: Number of pages + * @gpap_base: Base gpa page number + * @bitmap_ptr: Output buffer for bitmap, at least (page_count + 7) / 8 bytes + * + * Retrieve a bitmap of either ACCESSED or DIRTY bits for a given range of guest + * memory, and optionally clear or set the bits. + */ +struct mshv_gpap_access_bitmap { + __u8 access_type; + __u8 access_op; + __u8 rsvd[6]; + __u64 page_count; + __u64 gpap_base; + __u64 bitmap_ptr; +}; + +/** + * struct mshv_root_hvcall - arguments for MSHV_ROOT_HVCALL + * @code: Hypercall code (HVCALL_*) + * @reps: in: Rep count ('repcount') + * out: Reps completed ('repcomp'). MBZ unless rep hvcall + * @in_sz: Size of input incl rep data. <= MSHV_HV_PAGE_SIZE + * @out_sz: Size of output buffer. <= MSHV_HV_PAGE_SIZE. MBZ if out_ptr is 0 + * @status: in: MBZ + * out: HV_STATUS_* from hypercall + * @rsvd: MBZ + * @in_ptr: Input data buffer (struct hv_input_*). If used with partition or + * vp fd, partition id field is populated by kernel. + * @out_ptr: Output data buffer (optional) + */ +struct mshv_root_hvcall { + __u16 code; + __u16 reps; + __u16 in_sz; + __u16 out_sz; + __u16 status; + __u8 rsvd[6]; + __u64 in_ptr; + __u64 out_ptr; +}; + +/* Partition fds created with MSHV_CREATE_PARTITION */ +#define MSHV_INITIALIZE_PARTITION _IO(MSHV_IOCTL, 0x00) +#define MSHV_CREATE_VP _IOW(MSHV_IOCTL, 0x01, struct mshv_create_vp) +#define MSHV_SET_GUEST_MEMORY _IOW(MSHV_IOCTL, 0x02, struct mshv_user_mem_region) +#define MSHV_IRQFD _IOW(MSHV_IOCTL, 0x03, struct mshv_user_irqfd) +#define MSHV_IOEVENTFD _IOW(MSHV_IOCTL, 0x04, struct mshv_user_ioeventfd) +#define MSHV_SET_MSI_ROUTING _IOW(MSHV_IOCTL, 0x05, struct mshv_user_irq_table) +#define MSHV_GET_GPAP_ACCESS_BITMAP _IOWR(MSHV_IOCTL, 0x06, struct mshv_gpap_access_bitmap) +/* Generic hypercall */ +#define MSHV_ROOT_HVCALL _IOWR(MSHV_IOCTL, 0x07, struct mshv_root_hvcall) + +/* + ******************************** + * VP APIs for child partitions * + ******************************** + */ + +#define MSHV_RUN_VP_BUF_SZ 256 + +/* + * VP state pages may be mapped to userspace via mmap(). + * To specify which state page, use MSHV_VP_MMAP_OFFSET_ values multiplied by + * the system page size. + * e.g. + * long page_size = sysconf(_SC_PAGE_SIZE); + * void *reg_page = mmap(NULL, MSHV_HV_PAGE_SIZE, PROT_READ|PROT_WRITE, + * MAP_SHARED, vp_fd, + * MSHV_VP_MMAP_OFFSET_REGISTERS * page_size); + */ +enum { + MSHV_VP_MMAP_OFFSET_REGISTERS, + MSHV_VP_MMAP_OFFSET_INTERCEPT_MESSAGE, + MSHV_VP_MMAP_OFFSET_GHCB, + MSHV_VP_MMAP_OFFSET_COUNT +}; + +/** + * struct mshv_run_vp - argument for MSHV_RUN_VP + * @msg_buf: On success, the intercept message is copied here. It can be + * interpreted using the relevant hypervisor definitions. + */ +struct mshv_run_vp { + __u8 msg_buf[MSHV_RUN_VP_BUF_SZ]; +}; + +enum { + MSHV_VP_STATE_LAPIC, /* Local interrupt controller state (either arch) */ + MSHV_VP_STATE_XSAVE, /* XSAVE data in compacted form (x86_64) */ + MSHV_VP_STATE_SIMP, + MSHV_VP_STATE_SIEFP, + MSHV_VP_STATE_SYNTHETIC_TIMERS, + MSHV_VP_STATE_COUNT, +}; + +/** + * struct mshv_get_set_vp_state - arguments for MSHV_[GET,SET]_VP_STATE + * @type: MSHV_VP_STATE_* + * @rsvd: MBZ + * @buf_sz: in: 4k page-aligned size of buffer + * out: Actual size of data (on EINVAL, check this to see if buffer + * was too small) + * @buf_ptr: 4k page-aligned data buffer + */ +struct mshv_get_set_vp_state { + __u8 type; + __u8 rsvd[3]; + __u32 buf_sz; + __u64 buf_ptr; +}; + +/* VP fds created with MSHV_CREATE_VP */ +#define MSHV_RUN_VP _IOR(MSHV_IOCTL, 0x00, struct mshv_run_vp) +#define MSHV_GET_VP_STATE _IOWR(MSHV_IOCTL, 0x01, struct mshv_get_set_vp_state) +#define MSHV_SET_VP_STATE _IOWR(MSHV_IOCTL, 0x02, struct mshv_get_set_vp_state) +/* + * Generic hypercall + * Defined above in partition IOCTLs, avoid redefining it here + * #define MSHV_ROOT_HVCALL _IOWR(MSHV_IOCTL, 0x07, struct mshv_root_hvcall) + */ + +#endif diff --git a/include/uapi/linux/nilfs2_ondisk.h b/include/uapi/linux/nilfs2_ondisk.h index c23f91ae5fe8..3196cc44a002 100644 --- a/include/uapi/linux/nilfs2_ondisk.h +++ b/include/uapi/linux/nilfs2_ondisk.h @@ -188,7 +188,8 @@ struct nilfs_super_block { __le16 s_segment_usage_size; /* Size of a segment usage */ /*98*/ __u8 s_uuid[16]; /* 128-bit uuid for volume */ -/*A8*/ char s_volume_name[80]; /* volume name */ +/*A8*/ char s_volume_name[80] /* volume name */ + __kernel_nonstring; /*F8*/ __le32 s_c_interval; /* Commit interval of segment */ __le32 s_c_block_max; /* diff --git a/include/uapi/linux/perf_event.h b/include/uapi/linux/perf_event.h index 0524d541d4e3..5fc753c23734 100644 --- a/include/uapi/linux/perf_event.h +++ b/include/uapi/linux/perf_event.h @@ -385,6 +385,8 @@ enum perf_event_read_format { * * @sample_max_stack: Max number of frame pointers in a callchain, * should be < /proc/sys/kernel/perf_event_max_stack + * Max number of entries of branch stack + * should be < hardware limit */ struct perf_event_attr { diff --git a/include/uapi/linux/pidfd.h b/include/uapi/linux/pidfd.h index 4540f6301b8c..2970ef44655a 100644 --- a/include/uapi/linux/pidfd.h +++ b/include/uapi/linux/pidfd.h @@ -10,6 +10,10 @@ /* Flags for pidfd_open(). */ #define PIDFD_NONBLOCK O_NONBLOCK #define PIDFD_THREAD O_EXCL +#ifdef __KERNEL__ +#include <linux/sched.h> +#define PIDFD_CLONE CLONE_PIDFD +#endif /* Flags for pidfd_send_signal(). */ #define PIDFD_SIGNAL_THREAD (1UL << 0) @@ -20,9 +24,34 @@ #define PIDFD_INFO_PID (1UL << 0) /* Always returned, even if not requested */ #define PIDFD_INFO_CREDS (1UL << 1) /* Always returned, even if not requested */ #define PIDFD_INFO_CGROUPID (1UL << 2) /* Always returned if available, even if not requested */ +#define PIDFD_INFO_EXIT (1UL << 3) /* Only returned if requested. */ #define PIDFD_INFO_SIZE_VER0 64 /* sizeof first published struct */ +/* + * The concept of process and threads in userland and the kernel is a confusing + * one - within the kernel every thread is a 'task' with its own individual PID, + * however from userland's point of view threads are grouped by a single PID, + * which is that of the 'thread group leader', typically the first thread + * spawned. + * + * To cut the Gideon knot, for internal kernel usage, we refer to + * PIDFD_SELF_THREAD to refer to the current thread (or task from a kernel + * perspective), and PIDFD_SELF_THREAD_GROUP to refer to the current thread + * group leader... + */ +#define PIDFD_SELF_THREAD -10000 /* Current thread. */ +#define PIDFD_SELF_THREAD_GROUP -20000 /* Current thread group leader. */ + +/* + * ...and for userland we make life simpler - PIDFD_SELF refers to the current + * thread, PIDFD_SELF_PROCESS refers to the process thread group leader. + * + * For nearly all practical uses, a user will want to use PIDFD_SELF. + */ +#define PIDFD_SELF PIDFD_SELF_THREAD +#define PIDFD_SELF_PROCESS PIDFD_SELF_THREAD_GROUP + struct pidfd_info { /* * This mask is similar to the request_mask in statx(2). @@ -62,7 +91,7 @@ struct pidfd_info { __u32 sgid; __u32 fsuid; __u32 fsgid; - __u32 spare0[1]; + __s32 exit_code; }; #define PIDFS_IOCTL_MAGIC 0xFF diff --git a/include/uapi/linux/prctl.h b/include/uapi/linux/prctl.h index 5c6080680cb2..15c18ef4eb11 100644 --- a/include/uapi/linux/prctl.h +++ b/include/uapi/linux/prctl.h @@ -353,4 +353,15 @@ struct prctl_mm_map { */ #define PR_LOCK_SHADOW_STACK_STATUS 76 +/* + * Controls the mode of timer_create() for CRIU restore operations. + * Enabling this allows CRIU to restore timers with explicit IDs. + * + * Don't use for normal operations as the result might be undefined. + */ +#define PR_TIMER_CREATE_RESTORE_IDS 77 +# define PR_TIMER_CREATE_RESTORE_IDS_OFF 0 +# define PR_TIMER_CREATE_RESTORE_IDS_ON 1 +# define PR_TIMER_CREATE_RESTORE_IDS_GET 2 + #endif /* _LINUX_PRCTL_H */ diff --git a/include/uapi/linux/stddef.h b/include/uapi/linux/stddef.h index a6fce46aeb37..b87df1b485c2 100644 --- a/include/uapi/linux/stddef.h +++ b/include/uapi/linux/stddef.h @@ -70,4 +70,10 @@ #define __counted_by_be(m) #endif +#ifdef __KERNEL__ +#define __kernel_nonstring __nonstring +#else +#define __kernel_nonstring +#endif + #endif /* _UAPI_LINUX_STDDEF_H */ diff --git a/include/uapi/linux/taskstats.h b/include/uapi/linux/taskstats.h index 934e20ef7f79..95762232e018 100644 --- a/include/uapi/linux/taskstats.h +++ b/include/uapi/linux/taskstats.h @@ -34,7 +34,7 @@ */ -#define TASKSTATS_VERSION 14 +#define TASKSTATS_VERSION 15 #define TS_COMM_LEN 32 /* should be >= TASK_COMM_LEN * in linux/sched.h */ diff --git a/include/uapi/linux/thermal.h b/include/uapi/linux/thermal.h index 349718c271eb..46a2633d33aa 100644 --- a/include/uapi/linux/thermal.h +++ b/include/uapi/linux/thermal.h @@ -30,7 +30,6 @@ enum thermal_genl_attr { THERMAL_GENL_ATTR_TZ, THERMAL_GENL_ATTR_TZ_ID, THERMAL_GENL_ATTR_TZ_TEMP, - THERMAL_GENL_ATTR_TZ_PREV_TEMP, THERMAL_GENL_ATTR_TZ_TRIP, THERMAL_GENL_ATTR_TZ_TRIP_ID, THERMAL_GENL_ATTR_TZ_TRIP_TYPE, @@ -54,6 +53,7 @@ enum thermal_genl_attr { THERMAL_GENL_ATTR_THRESHOLD, THERMAL_GENL_ATTR_THRESHOLD_TEMP, THERMAL_GENL_ATTR_THRESHOLD_DIRECTION, + THERMAL_GENL_ATTR_TZ_PREV_TEMP, __THERMAL_GENL_ATTR_MAX, }; #define THERMAL_GENL_ATTR_MAX (__THERMAL_GENL_ATTR_MAX - 1) diff --git a/include/uapi/linux/virtio_snd.h b/include/uapi/linux/virtio_snd.h index 5f4100c2cf04..a4cfb9f6561a 100644 --- a/include/uapi/linux/virtio_snd.h +++ b/include/uapi/linux/virtio_snd.h @@ -25,7 +25,7 @@ struct virtio_snd_config { __le32 streams; /* # of available channel maps */ __le32 chmaps; - /* # of available control elements */ + /* # of available control elements (if VIRTIO_SND_F_CTLS) */ __le32 controls; }; |