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1 /* SPDX-License-Identifier: GPL-2.0 */
5 #include <uapi/linux/fcntl.h>
7 /* list of all valid flags for the open/openat flags argument: */
8 #define VALID_OPEN_FLAGS \
9 (O_RDONLY | O_WRONLY | O_RDWR | O_CREAT | O_EXCL | O_NOCTTY | O_TRUNC | \
10 O_APPEND | O_NDELAY | O_NONBLOCK | O_NDELAY | __O_SYNC | O_DSYNC | \
11 FASYNC | O_DIRECT | O_LARGEFILE | O_DIRECTORY | O_NOFOLLOW | \
12 O_NOATIME | O_CLOEXEC | O_PATH | __O_TMPFILE)
14 #ifndef force_o_largefile
15 #define force_o_largefile() (!IS_ENABLED(CONFIG_ARCH_32BIT_OFF_T))
18 #if BITS_PER_LONG == 32
19 #define IS_GETLK32(cmd) ((cmd) == F_GETLK)
20 #define IS_SETLK32(cmd) ((cmd) == F_SETLK)
21 #define IS_SETLKW32(cmd) ((cmd) == F_SETLKW)
22 #define IS_GETLK64(cmd) ((cmd) == F_GETLK64)
23 #define IS_SETLK64(cmd) ((cmd) == F_SETLK64)
24 #define IS_SETLKW64(cmd) ((cmd) == F_SETLKW64)
26 #define IS_GETLK32(cmd) (0)
27 #define IS_SETLK32(cmd) (0)
28 #define IS_SETLKW32(cmd) (0)
29 #define IS_GETLK64(cmd) ((cmd) == F_GETLK)
30 #define IS_SETLK64(cmd) ((cmd) == F_SETLK)
31 #define IS_SETLKW64(cmd) ((cmd) == F_SETLKW)
32 #endif /* BITS_PER_LONG == 32 */
34 #define IS_GETLK(cmd) (IS_GETLK32(cmd) || IS_GETLK64(cmd))
35 #define IS_SETLK(cmd) (IS_SETLK32(cmd) || IS_SETLK64(cmd))
36 #define IS_SETLKW(cmd) (IS_SETLKW32(cmd) || IS_SETLKW64(cmd))