diff options
author | Michael S. Tsirkin <mst@mellanox.co.il> | 2006-02-15 18:17:39 -0500 |
---|---|---|
committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-02-15 18:32:22 -0500 |
commit | 5f6164f3092832e0d9b12eed52e09a76bf39c64a (patch) | |
tree | 507043c3eafa00ad7241f1102c860e486f8dc544 /include/asm-arm26 | |
parent | 06fed33849c13af637c4d09e9ba27828fac9edd5 (diff) |
[PATCH] add asm-generic/mman.h
Make new MADV_REMOVE, MADV_DONTFORK, MADV_DOFORK consistent across all
arches. The idea is to make it possible to use them portably even before
distros include them in libc headers.
Move common flags to asm-generic/mman.h
Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il>
Cc: Roland Dreier <rolandd@cisco.com>
Cc: Badari Pulavarty <pbadari@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-arm26')
-rw-r--r-- | include/asm-arm26/mman.h | 31 |
1 files changed, 1 insertions, 30 deletions
diff --git a/include/asm-arm26/mman.h b/include/asm-arm26/mman.h index 2096c50df888..4000a6c1b76b 100644 --- a/include/asm-arm26/mman.h +++ b/include/asm-arm26/mman.h | |||
@@ -1,19 +1,7 @@ | |||
1 | #ifndef __ARM_MMAN_H__ | 1 | #ifndef __ARM_MMAN_H__ |
2 | #define __ARM_MMAN_H__ | 2 | #define __ARM_MMAN_H__ |
3 | 3 | ||
4 | #define PROT_READ 0x1 /* page can be read */ | 4 | #include <asm-generic/mman.h> |
5 | #define PROT_WRITE 0x2 /* page can be written */ | ||
6 | #define PROT_EXEC 0x4 /* page can be executed */ | ||
7 | #define PROT_SEM 0x8 /* page may be used for atomic ops */ | ||
8 | #define PROT_NONE 0x0 /* page can not be accessed */ | ||
9 | #define PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */ | ||
10 | #define PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */ | ||
11 | |||
12 | #define MAP_SHARED 0x01 /* Share changes */ | ||
13 | #define MAP_PRIVATE 0x02 /* Changes are private */ | ||
14 | #define MAP_TYPE 0x0f /* Mask for type of mapping */ | ||
15 | #define MAP_FIXED 0x10 /* Interpret addr exactly */ | ||
16 | #define MAP_ANONYMOUS 0x20 /* don't use a file */ | ||
17 | 5 | ||
18 | #define MAP_GROWSDOWN 0x0100 /* stack-like segment */ | 6 | #define MAP_GROWSDOWN 0x0100 /* stack-like segment */ |
19 | #define MAP_DENYWRITE 0x0800 /* ETXTBSY */ | 7 | #define MAP_DENYWRITE 0x0800 /* ETXTBSY */ |
@@ -23,24 +11,7 @@ | |||
23 | #define MAP_POPULATE 0x8000 /* populate (prefault) page tables */ | 11 | #define MAP_POPULATE 0x8000 /* populate (prefault) page tables */ |
24 | #define MAP_NONBLOCK 0x10000 /* do not block on IO */ | 12 | #define MAP_NONBLOCK 0x10000 /* do not block on IO */ |
25 | 13 | ||
26 | #define MS_ASYNC 1 /* sync memory asynchronously */ | ||
27 | #define MS_INVALIDATE 2 /* invalidate the caches */ | ||
28 | #define MS_SYNC 4 /* synchronous memory sync */ | ||
29 | |||
30 | #define MCL_CURRENT 1 /* lock all current mappings */ | 14 | #define MCL_CURRENT 1 /* lock all current mappings */ |
31 | #define MCL_FUTURE 2 /* lock all future mappings */ | 15 | #define MCL_FUTURE 2 /* lock all future mappings */ |
32 | 16 | ||
33 | #define MADV_NORMAL 0x0 /* default page-in behavior */ | ||
34 | #define MADV_RANDOM 0x1 /* page-in minimum required */ | ||
35 | #define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */ | ||
36 | #define MADV_WILLNEED 0x3 /* pre-fault pages */ | ||
37 | #define MADV_DONTNEED 0x4 /* discard these pages */ | ||
38 | #define MADV_REMOVE 0x5 /* remove these pages & resources */ | ||
39 | #define MADV_DONTFORK 0x30 /* dont inherit across fork */ | ||
40 | #define MADV_DOFORK 0x31 /* do inherit across fork */ | ||
41 | |||
42 | /* compatibility flags */ | ||
43 | #define MAP_ANON MAP_ANONYMOUS | ||
44 | #define MAP_FILE 0 | ||
45 | |||
46 | #endif /* __ARM_MMAN_H__ */ | 17 | #endif /* __ARM_MMAN_H__ */ |