diff options
Diffstat (limited to 'include/uapi/linux/f2fs.h')
-rw-r--r-- | include/uapi/linux/f2fs.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/include/uapi/linux/f2fs.h b/include/uapi/linux/f2fs.h new file mode 100644 index 000000000000..352a822d4370 --- /dev/null +++ b/include/uapi/linux/f2fs.h | |||
@@ -0,0 +1,98 @@ | |||
1 | /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ | ||
2 | |||
3 | #ifndef _UAPI_LINUX_F2FS_H | ||
4 | #define _UAPI_LINUX_F2FS_H | ||
5 | #include <linux/types.h> | ||
6 | #include <linux/ioctl.h> | ||
7 | |||
8 | /* | ||
9 | * f2fs-specific ioctl commands | ||
10 | */ | ||
11 | #define F2FS_IOCTL_MAGIC 0xf5 | ||
12 | #define F2FS_IOC_START_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 1) | ||
13 | #define F2FS_IOC_COMMIT_ATOMIC_WRITE _IO(F2FS_IOCTL_MAGIC, 2) | ||
14 | #define F2FS_IOC_START_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 3) | ||
15 | #define F2FS_IOC_RELEASE_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 4) | ||
16 | #define F2FS_IOC_ABORT_VOLATILE_WRITE _IO(F2FS_IOCTL_MAGIC, 5) | ||
17 | #define F2FS_IOC_GARBAGE_COLLECT _IOW(F2FS_IOCTL_MAGIC, 6, __u32) | ||
18 | #define F2FS_IOC_WRITE_CHECKPOINT _IO(F2FS_IOCTL_MAGIC, 7) | ||
19 | #define F2FS_IOC_DEFRAGMENT _IOWR(F2FS_IOCTL_MAGIC, 8, \ | ||
20 | struct f2fs_defragment) | ||
21 | #define F2FS_IOC_MOVE_RANGE _IOWR(F2FS_IOCTL_MAGIC, 9, \ | ||
22 | struct f2fs_move_range) | ||
23 | #define F2FS_IOC_FLUSH_DEVICE _IOW(F2FS_IOCTL_MAGIC, 10, \ | ||
24 | struct f2fs_flush_device) | ||
25 | #define F2FS_IOC_GARBAGE_COLLECT_RANGE _IOW(F2FS_IOCTL_MAGIC, 11, \ | ||
26 | struct f2fs_gc_range) | ||
27 | #define F2FS_IOC_GET_FEATURES _IOR(F2FS_IOCTL_MAGIC, 12, __u32) | ||
28 | #define F2FS_IOC_SET_PIN_FILE _IOW(F2FS_IOCTL_MAGIC, 13, __u32) | ||
29 | #define F2FS_IOC_GET_PIN_FILE _IOR(F2FS_IOCTL_MAGIC, 14, __u32) | ||
30 | #define F2FS_IOC_PRECACHE_EXTENTS _IO(F2FS_IOCTL_MAGIC, 15) | ||
31 | #define F2FS_IOC_RESIZE_FS _IOW(F2FS_IOCTL_MAGIC, 16, __u64) | ||
32 | #define F2FS_IOC_GET_COMPRESS_BLOCKS _IOR(F2FS_IOCTL_MAGIC, 17, __u64) | ||
33 | #define F2FS_IOC_RELEASE_COMPRESS_BLOCKS \ | ||
34 | _IOR(F2FS_IOCTL_MAGIC, 18, __u64) | ||
35 | #define F2FS_IOC_RESERVE_COMPRESS_BLOCKS \ | ||
36 | _IOR(F2FS_IOCTL_MAGIC, 19, __u64) | ||
37 | #define F2FS_IOC_SEC_TRIM_FILE _IOW(F2FS_IOCTL_MAGIC, 20, \ | ||
38 | struct f2fs_sectrim_range) | ||
39 | #define F2FS_IOC_GET_COMPRESS_OPTION _IOR(F2FS_IOCTL_MAGIC, 21, \ | ||
40 | struct f2fs_comp_option) | ||
41 | #define F2FS_IOC_SET_COMPRESS_OPTION _IOW(F2FS_IOCTL_MAGIC, 22, \ | ||
42 | struct f2fs_comp_option) | ||
43 | #define F2FS_IOC_DECOMPRESS_FILE _IO(F2FS_IOCTL_MAGIC, 23) | ||
44 | #define F2FS_IOC_COMPRESS_FILE _IO(F2FS_IOCTL_MAGIC, 24) | ||
45 | |||
46 | /* | ||
47 | * should be same as XFS_IOC_GOINGDOWN. | ||
48 | * Flags for going down operation used by FS_IOC_GOINGDOWN | ||
49 | */ | ||
50 | #define F2FS_IOC_SHUTDOWN _IOR('X', 125, __u32) /* Shutdown */ | ||
51 | #define F2FS_GOING_DOWN_FULLSYNC 0x0 /* going down with full sync */ | ||
52 | #define F2FS_GOING_DOWN_METASYNC 0x1 /* going down with metadata */ | ||
53 | #define F2FS_GOING_DOWN_NOSYNC 0x2 /* going down */ | ||
54 | #define F2FS_GOING_DOWN_METAFLUSH 0x3 /* going down with meta flush */ | ||
55 | #define F2FS_GOING_DOWN_NEED_FSCK 0x4 /* going down to trigger fsck */ | ||
56 | |||
57 | /* | ||
58 | * Flags used by F2FS_IOC_SEC_TRIM_FILE | ||
59 | */ | ||
60 | #define F2FS_TRIM_FILE_DISCARD 0x1 /* send discard command */ | ||
61 | #define F2FS_TRIM_FILE_ZEROOUT 0x2 /* zero out */ | ||
62 | #define F2FS_TRIM_FILE_MASK 0x3 | ||
63 | |||
64 | struct f2fs_gc_range { | ||
65 | __u32 sync; | ||
66 | __u64 start; | ||
67 | __u64 len; | ||
68 | }; | ||
69 | |||
70 | struct f2fs_defragment { | ||
71 | __u64 start; | ||
72 | __u64 len; | ||
73 | }; | ||
74 | |||
75 | struct f2fs_move_range { | ||
76 | __u32 dst_fd; /* destination fd */ | ||
77 | __u64 pos_in; /* start position in src_fd */ | ||
78 | __u64 pos_out; /* start position in dst_fd */ | ||
79 | __u64 len; /* size to move */ | ||
80 | }; | ||
81 | |||
82 | struct f2fs_flush_device { | ||
83 | __u32 dev_num; /* device number to flush */ | ||
84 | __u32 segments; /* # of segments to flush */ | ||
85 | }; | ||
86 | |||
87 | struct f2fs_sectrim_range { | ||
88 | __u64 start; | ||
89 | __u64 len; | ||
90 | __u64 flags; | ||
91 | }; | ||
92 | |||
93 | struct f2fs_comp_option { | ||
94 | __u8 algorithm; | ||
95 | __u8 log_cluster_size; | ||
96 | }; | ||
97 | |||
98 | #endif /* _UAPI_LINUX_F2FS_H */ | ||