diff options
Diffstat (limited to 'include/asm-generic/mman-common.h')
-rw-r--r-- | include/asm-generic/mman-common.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/include/asm-generic/mman-common.h b/include/asm-generic/mman-common.h new file mode 100644 index 000000000000..3b69ad34189a --- /dev/null +++ b/include/asm-generic/mman-common.h | |||
@@ -0,0 +1,41 @@ | |||
1 | #ifndef __ASM_GENERIC_MMAN_COMMON_H | ||
2 | #define __ASM_GENERIC_MMAN_COMMON_H | ||
3 | |||
4 | /* | ||
5 | Author: Michael S. Tsirkin <mst@mellanox.co.il>, Mellanox Technologies Ltd. | ||
6 | Based on: asm-xxx/mman.h | ||
7 | */ | ||
8 | |||
9 | #define PROT_READ 0x1 /* page can be read */ | ||
10 | #define PROT_WRITE 0x2 /* page can be written */ | ||
11 | #define PROT_EXEC 0x4 /* page can be executed */ | ||
12 | #define PROT_SEM 0x8 /* page may be used for atomic ops */ | ||
13 | #define PROT_NONE 0x0 /* page can not be accessed */ | ||
14 | #define PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */ | ||
15 | #define PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */ | ||
16 | |||
17 | #define MAP_SHARED 0x01 /* Share changes */ | ||
18 | #define MAP_PRIVATE 0x02 /* Changes are private */ | ||
19 | #define MAP_TYPE 0x0f /* Mask for type of mapping */ | ||
20 | #define MAP_FIXED 0x10 /* Interpret addr exactly */ | ||
21 | #define MAP_ANONYMOUS 0x20 /* don't use a file */ | ||
22 | |||
23 | #define MS_ASYNC 1 /* sync memory asynchronously */ | ||
24 | #define MS_INVALIDATE 2 /* invalidate the caches */ | ||
25 | #define MS_SYNC 4 /* synchronous memory sync */ | ||
26 | |||
27 | #define MADV_NORMAL 0 /* no further special treatment */ | ||
28 | #define MADV_RANDOM 1 /* expect random page references */ | ||
29 | #define MADV_SEQUENTIAL 2 /* expect sequential page references */ | ||
30 | #define MADV_WILLNEED 3 /* will need these pages */ | ||
31 | #define MADV_DONTNEED 4 /* don't need these pages */ | ||
32 | |||
33 | /* common parameters: try to keep these consistent across architectures */ | ||
34 | #define MADV_REMOVE 9 /* remove these pages & resources */ | ||
35 | #define MADV_DONTFORK 10 /* don't inherit across fork */ | ||
36 | #define MADV_DOFORK 11 /* do inherit across fork */ | ||
37 | |||
38 | /* compatibility flags */ | ||
39 | #define MAP_FILE 0 | ||
40 | |||
41 | #endif /* __ASM_GENERIC_MMAN_COMMON_H */ | ||