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b2441318 | 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
97ac7350 AA |
2 | #ifndef _FALLOC_H_ |
3 | #define _FALLOC_H_ | |
4 | ||
607ca46e | 5 | #include <uapi/linux/falloc.h> |
97ac7350 | 6 | |
3e63cbb1 AJ |
7 | |
8 | /* | |
9 | * Space reservation ioctls and argument structure | |
10 | * are designed to be compatible with the legacy XFS ioctls. | |
11 | */ | |
12 | struct space_resv { | |
13 | __s16 l_type; | |
14 | __s16 l_whence; | |
15 | __s64 l_start; | |
16 | __s64 l_len; /* len == 0 means until end of file */ | |
17 | __s32 l_sysid; | |
18 | __u32 l_pid; | |
19 | __s32 l_pad[4]; /* reserved area */ | |
20 | }; | |
21 | ||
22 | #define FS_IOC_RESVSP _IOW('X', 40, struct space_resv) | |
837a6e7f | 23 | #define FS_IOC_UNRESVSP _IOW('X', 41, struct space_resv) |
3e63cbb1 | 24 | #define FS_IOC_RESVSP64 _IOW('X', 42, struct space_resv) |
837a6e7f CH |
25 | #define FS_IOC_UNRESVSP64 _IOW('X', 43, struct space_resv) |
26 | #define FS_IOC_ZERO_RANGE _IOW('X', 57, struct space_resv) | |
3e63cbb1 | 27 | |
dd46c787 NJ |
28 | #define FALLOC_FL_SUPPORTED_MASK (FALLOC_FL_KEEP_SIZE | \ |
29 | FALLOC_FL_PUNCH_HOLE | \ | |
30 | FALLOC_FL_COLLAPSE_RANGE | \ | |
31 | FALLOC_FL_ZERO_RANGE | \ | |
71be6b49 DW |
32 | FALLOC_FL_INSERT_RANGE | \ |
33 | FALLOC_FL_UNSHARE_RANGE) | |
dd46c787 | 34 | |
011da44b AV |
35 | /* on ia32 l_start is on a 32-bit boundary */ |
36 | #if defined(CONFIG_X86_64) | |
37 | struct space_resv_32 { | |
38 | __s16 l_type; | |
39 | __s16 l_whence; | |
40 | __s64 l_start __attribute__((packed)); | |
41 | /* len == 0 means until end of file */ | |
42 | __s64 l_len __attribute__((packed)); | |
43 | __s32 l_sysid; | |
44 | __u32 l_pid; | |
45 | __s32 l_pad[4]; /* reserve area */ | |
46 | }; | |
47 | ||
97eeb4d9 LT |
48 | #define FS_IOC_RESVSP_32 _IOW ('X', 40, struct space_resv_32) |
49 | #define FS_IOC_UNRESVSP_32 _IOW ('X', 41, struct space_resv_32) | |
011da44b | 50 | #define FS_IOC_RESVSP64_32 _IOW ('X', 42, struct space_resv_32) |
97eeb4d9 LT |
51 | #define FS_IOC_UNRESVSP64_32 _IOW ('X', 43, struct space_resv_32) |
52 | #define FS_IOC_ZERO_RANGE_32 _IOW ('X', 57, struct space_resv_32) | |
011da44b | 53 | |
011da44b AV |
54 | #endif |
55 | ||
97ac7350 | 56 | #endif /* _FALLOC_H_ */ |