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)
31 * Types of directory notifications that may be requested.
33 #define DN_ACCESS 0x00000001 /* File accessed */
34 #define DN_MODIFY 0x00000002 /* File modified */
35 #define DN_CREATE 0x00000004 /* File created */
36 #define DN_DELETE 0x00000008 /* File removed */
37 #define DN_RENAME 0x00000010 /* File renamed */
38 #define DN_ATTRIB 0x00000020 /* File changed attibutes */
39 #define DN_MULTISHOT 0x80000000 /* Don't remove notifier */
41 #define AT_FDCWD -100 /* Special value used to indicate
42 openat should use the current
44 #define AT_SYMLINK_NOFOLLOW 0x100 /* Do not follow symbolic links. */
45 #define AT_REMOVEDIR 0x200 /* Remove directory instead of
47 #define AT_SYMLINK_FOLLOW 0x400 /* Follow symbolic links. */
48 #define AT_NO_AUTOMOUNT 0x800 /* Suppress terminal automount traversal */
49 #define AT_EMPTY_PATH 0x1000 /* Allow empty relative pathname */
53 #ifndef force_o_largefile
54 #define force_o_largefile() (BITS_PER_LONG != 32)
57 #if BITS_PER_LONG == 32
58 #define IS_GETLK32(cmd) ((cmd) == F_GETLK)
59 #define IS_SETLK32(cmd) ((cmd) == F_SETLK)
60 #define IS_SETLKW32(cmd) ((cmd) == F_SETLKW)
61 #define IS_GETLK64(cmd) ((cmd) == F_GETLK64)
62 #define IS_SETLK64(cmd) ((cmd) == F_SETLK64)
63 #define IS_SETLKW64(cmd) ((cmd) == F_SETLKW64)
65 #define IS_GETLK32(cmd) (0)
66 #define IS_SETLK32(cmd) (0)
67 #define IS_SETLKW32(cmd) (0)
68 #define IS_GETLK64(cmd) ((cmd) == F_GETLK)
69 #define IS_SETLK64(cmd) ((cmd) == F_SETLK)
70 #define IS_SETLKW64(cmd) ((cmd) == F_SETLKW)
71 #endif /* BITS_PER_LONG == 32 */
73 #define IS_GETLK(cmd) (IS_GETLK32(cmd) || IS_GETLK64(cmd))
74 #define IS_SETLK(cmd) (IS_SETLK32(cmd) || IS_SETLK64(cmd))
75 #define IS_SETLKW(cmd) (IS_SETLKW32(cmd) || IS_SETLKW64(cmd))
77 #endif /* __KERNEL__ */