We will need it to build tools/perf/trace/beauty/statx.h. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Jiri Olsa <jolsa@kernel.org> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/n/tip-nin41ve2fa63lrfbdr6x57yr@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>tirimbino
Arnaldo Carvalho de Melo
8 years ago
parent
a596a877fd
commit
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#ifndef _UAPI_LINUX_FCNTL_H |
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#define _UAPI_LINUX_FCNTL_H |
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#include <asm/fcntl.h> |
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#define F_SETLEASE (F_LINUX_SPECIFIC_BASE + 0) |
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#define F_GETLEASE (F_LINUX_SPECIFIC_BASE + 1) |
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/*
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* Cancel a blocking posix lock; internal use only until we expose an |
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* asynchronous lock api to userspace: |
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*/ |
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#define F_CANCELLK (F_LINUX_SPECIFIC_BASE + 5) |
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/* Create a file descriptor with FD_CLOEXEC set. */ |
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#define F_DUPFD_CLOEXEC (F_LINUX_SPECIFIC_BASE + 6) |
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/*
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* Request nofications on a directory. |
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* See below for events that may be notified. |
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*/ |
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#define F_NOTIFY (F_LINUX_SPECIFIC_BASE+2) |
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/*
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* Set and get of pipe page size array |
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*/ |
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#define F_SETPIPE_SZ (F_LINUX_SPECIFIC_BASE + 7) |
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#define F_GETPIPE_SZ (F_LINUX_SPECIFIC_BASE + 8) |
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/*
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* Set/Get seals |
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*/ |
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#define F_ADD_SEALS (F_LINUX_SPECIFIC_BASE + 9) |
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#define F_GET_SEALS (F_LINUX_SPECIFIC_BASE + 10) |
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/*
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* Types of seals |
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*/ |
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#define F_SEAL_SEAL 0x0001 /* prevent further seals from being set */ |
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#define F_SEAL_SHRINK 0x0002 /* prevent file from shrinking */ |
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#define F_SEAL_GROW 0x0004 /* prevent file from growing */ |
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#define F_SEAL_WRITE 0x0008 /* prevent writes */ |
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/* (1U << 31) is reserved for signed error codes */ |
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/*
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* Types of directory notifications that may be requested. |
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*/ |
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#define DN_ACCESS 0x00000001 /* File accessed */ |
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#define DN_MODIFY 0x00000002 /* File modified */ |
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#define DN_CREATE 0x00000004 /* File created */ |
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#define DN_DELETE 0x00000008 /* File removed */ |
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#define DN_RENAME 0x00000010 /* File renamed */ |
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#define DN_ATTRIB 0x00000020 /* File changed attibutes */ |
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#define DN_MULTISHOT 0x80000000 /* Don't remove notifier */ |
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#define AT_FDCWD -100 /* Special value used to indicate |
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openat should use the current |
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working directory. */ |
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#define AT_SYMLINK_NOFOLLOW 0x100 /* Do not follow symbolic links. */ |
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#define AT_REMOVEDIR 0x200 /* Remove directory instead of |
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unlinking file. */ |
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#define AT_SYMLINK_FOLLOW 0x400 /* Follow symbolic links. */ |
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#define AT_NO_AUTOMOUNT 0x800 /* Suppress terminal automount traversal */ |
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#define AT_EMPTY_PATH 0x1000 /* Allow empty relative pathname */ |
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#define AT_STATX_SYNC_TYPE 0x6000 /* Type of synchronisation required from statx() */ |
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#define AT_STATX_SYNC_AS_STAT 0x0000 /* - Do whatever stat() does */ |
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#define AT_STATX_FORCE_SYNC 0x2000 /* - Force the attributes to be sync'd with the server */ |
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#define AT_STATX_DONT_SYNC 0x4000 /* - Don't sync attributes with the server */ |
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#endif /* _UAPI_LINUX_FCNTL_H */ |
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#ifndef _UAPI_LINUX_STAT_H |
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#define _UAPI_LINUX_STAT_H |
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#include <linux/types.h> |
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#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) |
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#define S_IFMT 00170000 |
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#define S_IFSOCK 0140000 |
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#define S_IFLNK 0120000 |
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#define S_IFREG 0100000 |
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#define S_IFBLK 0060000 |
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#define S_IFDIR 0040000 |
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#define S_IFCHR 0020000 |
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#define S_IFIFO 0010000 |
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#define S_ISUID 0004000 |
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#define S_ISGID 0002000 |
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#define S_ISVTX 0001000 |
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#define S_ISLNK(m) (((m) & S_IFMT) == S_IFLNK) |
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#define S_ISREG(m) (((m) & S_IFMT) == S_IFREG) |
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#define S_ISDIR(m) (((m) & S_IFMT) == S_IFDIR) |
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#define S_ISCHR(m) (((m) & S_IFMT) == S_IFCHR) |
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#define S_ISBLK(m) (((m) & S_IFMT) == S_IFBLK) |
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#define S_ISFIFO(m) (((m) & S_IFMT) == S_IFIFO) |
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#define S_ISSOCK(m) (((m) & S_IFMT) == S_IFSOCK) |
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#define S_IRWXU 00700 |
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#define S_IRUSR 00400 |
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#define S_IWUSR 00200 |
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#define S_IXUSR 00100 |
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#define S_IRWXG 00070 |
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#define S_IRGRP 00040 |
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#define S_IWGRP 00020 |
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#define S_IXGRP 00010 |
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#define S_IRWXO 00007 |
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#define S_IROTH 00004 |
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#define S_IWOTH 00002 |
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#define S_IXOTH 00001 |
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#endif |
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/*
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* Timestamp structure for the timestamps in struct statx. |
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* |
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* tv_sec holds the number of seconds before (negative) or after (positive) |
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* 00:00:00 1st January 1970 UTC. |
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* |
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* tv_nsec holds a number of nanoseconds before (0..-999,999,999 if tv_sec is |
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* negative) or after (0..999,999,999 if tv_sec is positive) the tv_sec time. |
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* |
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* Note that if both tv_sec and tv_nsec are non-zero, then the two values must |
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* either be both positive or both negative. |
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* |
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* __reserved is held in case we need a yet finer resolution. |
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*/ |
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struct statx_timestamp { |
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__s64 tv_sec; |
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__s32 tv_nsec; |
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__s32 __reserved; |
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}; |
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/*
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* Structures for the extended file attribute retrieval system call |
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* (statx()). |
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* |
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* The caller passes a mask of what they're specifically interested in as a |
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* parameter to statx(). What statx() actually got will be indicated in |
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* st_mask upon return. |
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* |
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* For each bit in the mask argument: |
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* |
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* - if the datum is not supported: |
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* |
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* - the bit will be cleared, and |
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* |
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* - the datum will be set to an appropriate fabricated value if one is |
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* available (eg. CIFS can take a default uid and gid), otherwise |
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* |
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* - the field will be cleared; |
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* |
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* - otherwise, if explicitly requested: |
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* |
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* - the datum will be synchronised to the server if AT_STATX_FORCE_SYNC is |
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* set or if the datum is considered out of date, and |
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* |
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* - the field will be filled in and the bit will be set; |
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* |
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* - otherwise, if not requested, but available in approximate form without any |
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* effort, it will be filled in anyway, and the bit will be set upon return |
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* (it might not be up to date, however, and no attempt will be made to |
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* synchronise the internal state first); |
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* |
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* - otherwise the field and the bit will be cleared before returning. |
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* |
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* Items in STATX_BASIC_STATS may be marked unavailable on return, but they |
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* will have values installed for compatibility purposes so that stat() and |
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* co. can be emulated in userspace. |
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*/ |
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struct statx { |
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/* 0x00 */ |
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__u32 stx_mask; /* What results were written [uncond] */ |
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__u32 stx_blksize; /* Preferred general I/O size [uncond] */ |
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__u64 stx_attributes; /* Flags conveying information about the file [uncond] */ |
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/* 0x10 */ |
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__u32 stx_nlink; /* Number of hard links */ |
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__u32 stx_uid; /* User ID of owner */ |
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__u32 stx_gid; /* Group ID of owner */ |
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__u16 stx_mode; /* File mode */ |
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__u16 __spare0[1]; |
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/* 0x20 */ |
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__u64 stx_ino; /* Inode number */ |
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__u64 stx_size; /* File size */ |
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__u64 stx_blocks; /* Number of 512-byte blocks allocated */ |
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__u64 __spare1[1]; |
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/* 0x40 */ |
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struct statx_timestamp stx_atime; /* Last access time */ |
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struct statx_timestamp stx_btime; /* File creation time */ |
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struct statx_timestamp stx_ctime; /* Last attribute change time */ |
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struct statx_timestamp stx_mtime; /* Last data modification time */ |
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/* 0x80 */ |
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__u32 stx_rdev_major; /* Device ID of special file [if bdev/cdev] */ |
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__u32 stx_rdev_minor; |
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__u32 stx_dev_major; /* ID of device containing file [uncond] */ |
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__u32 stx_dev_minor; |
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/* 0x90 */ |
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__u64 __spare2[14]; /* Spare space for future expansion */ |
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/* 0x100 */ |
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}; |
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/*
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* Flags to be stx_mask |
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* |
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* Query request/result mask for statx() and struct statx::stx_mask. |
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* |
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* These bits should be set in the mask argument of statx() to request |
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* particular items when calling statx(). |
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*/ |
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#define STATX_TYPE 0x00000001U /* Want/got stx_mode & S_IFMT */ |
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#define STATX_MODE 0x00000002U /* Want/got stx_mode & ~S_IFMT */ |
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#define STATX_NLINK 0x00000004U /* Want/got stx_nlink */ |
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#define STATX_UID 0x00000008U /* Want/got stx_uid */ |
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#define STATX_GID 0x00000010U /* Want/got stx_gid */ |
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#define STATX_ATIME 0x00000020U /* Want/got stx_atime */ |
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#define STATX_MTIME 0x00000040U /* Want/got stx_mtime */ |
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#define STATX_CTIME 0x00000080U /* Want/got stx_ctime */ |
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#define STATX_INO 0x00000100U /* Want/got stx_ino */ |
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#define STATX_SIZE 0x00000200U /* Want/got stx_size */ |
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#define STATX_BLOCKS 0x00000400U /* Want/got stx_blocks */ |
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#define STATX_BASIC_STATS 0x000007ffU /* The stuff in the normal stat struct */ |
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#define STATX_BTIME 0x00000800U /* Want/got stx_btime */ |
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#define STATX_ALL 0x00000fffU /* All currently supported flags */ |
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/*
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* Attributes to be found in stx_attributes |
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* |
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* These give information about the features or the state of a file that might |
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* be of use to ordinary userspace programs such as GUIs or ls rather than |
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* specialised tools. |
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* |
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* Note that the flags marked [I] correspond to generic FS_IOC_FLAGS |
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* semantically. Where possible, the numerical value is picked to correspond |
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* also. |
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*/ |
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#define STATX_ATTR_COMPRESSED 0x00000004 /* [I] File is compressed by the fs */ |
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#define STATX_ATTR_IMMUTABLE 0x00000010 /* [I] File is marked immutable */ |
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#define STATX_ATTR_APPEND 0x00000020 /* [I] File is append-only */ |
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#define STATX_ATTR_NODUMP 0x00000040 /* [I] File is not to be dumped */ |
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#define STATX_ATTR_ENCRYPTED 0x00000800 /* [I] File requires key to decrypt in fs */ |
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#define STATX_ATTR_AUTOMOUNT 0x00001000 /* Dir: Automount trigger */ |
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#endif /* _UAPI_LINUX_STAT_H */ |
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