6 #define F_SETLEASE (F_LINUX_SPECIFIC_BASE + 0)
7 #define F_GETLEASE (F_LINUX_SPECIFIC_BASE + 1)
10 * Cancel a blocking posix lock; internal use only until we expose an
11 * asynchronous lock api to userspace:
13 #define F_CANCELLK (F_LINUX_SPECIFIC_BASE + 5)
15 /* Create a file descriptor with FD_CLOEXEC set. */
16 #define F_DUPFD_CLOEXEC (F_LINUX_SPECIFIC_BASE + 6)
19 * Request nofications on a directory.
20 * See below for events that may be notified.
22 #define F_NOTIFY (F_LINUX_SPECIFIC_BASE+2)
25 * Set and get of pipe page size array
27 #define F_SETPIPE_SZ (F_LINUX_SPECIFIC_BASE + 7)
28 #define F_GETPIPE_SZ (F_LINUX_SPECIFIC_BASE + 8)
33 #define F_ADD_SEALS (F_LINUX_SPECIFIC_BASE + 9)
34 #define F_GET_SEALS (F_LINUX_SPECIFIC_BASE + 10)
39 #define F_SEAL_SEAL 0x0001 /* prevent further seals from being set */
40 #define F_SEAL_SHRINK 0x0002 /* prevent file from shrinking */
41 #define F_SEAL_GROW 0x0004 /* prevent file from growing */
42 #define F_SEAL_WRITE 0x0008 /* prevent writes */
43 /* (1U << 31) is reserved for signed error codes */
46 * Types of directory notifications that may be requested.
48 #define DN_ACCESS 0x00000001 /* File accessed */
49 #define DN_MODIFY 0x00000002 /* File modified */
50 #define DN_CREATE 0x00000004 /* File created */
51 #define DN_DELETE 0x00000008 /* File removed */
52 #define DN_RENAME 0x00000010 /* File renamed */
53 #define DN_ATTRIB 0x00000020 /* File changed attibutes */
54 #define DN_MULTISHOT 0x80000000 /* Don't remove notifier */
56 #define AT_FDCWD -100 /* Special value used to indicate
57 openat should use the current
59 #define AT_SYMLINK_NOFOLLOW 0x100 /* Do not follow symbolic links. */
60 #define AT_REMOVEDIR 0x200 /* Remove directory instead of
62 #define AT_SYMLINK_FOLLOW 0x400 /* Follow symbolic links. */
63 #define AT_NO_AUTOMOUNT 0x800 /* Suppress terminal automount traversal */
64 #define AT_EMPTY_PATH 0x1000 /* Allow empty relative pathname */
68 #ifndef force_o_largefile
69 #define force_o_largefile() (BITS_PER_LONG != 32)
72 #if BITS_PER_LONG == 32
73 #define IS_GETLK32(cmd) ((cmd) == F_GETLK)
74 #define IS_SETLK32(cmd) ((cmd) == F_SETLK)
75 #define IS_SETLKW32(cmd) ((cmd) == F_SETLKW)
76 #define IS_GETLK64(cmd) ((cmd) == F_GETLK64)
77 #define IS_SETLK64(cmd) ((cmd) == F_SETLK64)
78 #define IS_SETLKW64(cmd) ((cmd) == F_SETLKW64)
80 #define IS_GETLK32(cmd) (0)
81 #define IS_SETLK32(cmd) (0)
82 #define IS_SETLKW32(cmd) (0)
83 #define IS_GETLK64(cmd) ((cmd) == F_GETLK)
84 #define IS_SETLK64(cmd) ((cmd) == F_SETLK)
85 #define IS_SETLKW64(cmd) ((cmd) == F_SETLKW)
86 #endif /* BITS_PER_LONG == 32 */
88 #define IS_GETLK(cmd) (IS_GETLK32(cmd) || IS_GETLK64(cmd))
89 #define IS_SETLK(cmd) (IS_SETLK32(cmd) || IS_SETLK64(cmd))
90 #define IS_SETLKW(cmd) (IS_SETLKW32(cmd) || IS_SETLKW64(cmd))
92 #endif /* __KERNEL__ */