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-ia64/mman.h | |
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-ia64/mman.h')
-rw-r--r-- | include/asm-ia64/mman.h | 31 |
1 files changed, 1 insertions, 30 deletions
diff --git a/include/asm-ia64/mman.h b/include/asm-ia64/mman.h index 357ebb780cc0..6ba179f12718 100644 --- a/include/asm-ia64/mman.h +++ b/include/asm-ia64/mman.h | |||
@@ -8,19 +8,7 @@ | |||
8 | * David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co | 8 | * David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co |
9 | */ | 9 | */ |
10 | 10 | ||
11 | #define PROT_READ 0x1 /* page can be read */ | 11 | #include <asm-generic/mman.h> |
12 | #define PROT_WRITE 0x2 /* page can be written */ | ||
13 | #define PROT_EXEC 0x4 /* page can be executed */ | ||
14 | #define PROT_SEM 0x8 /* page may be used for atomic ops */ | ||
15 | #define PROT_NONE 0x0 /* page can not be accessed */ | ||
16 | #define PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */ | ||
17 | #define PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */ | ||
18 | |||
19 | #define MAP_SHARED 0x01 /* Share changes */ | ||
20 | #define MAP_PRIVATE 0x02 /* Changes are private */ | ||
21 | #define MAP_TYPE 0x0f /* Mask for type of mapping */ | ||
22 | #define MAP_FIXED 0x10 /* Interpret addr exactly */ | ||
23 | #define MAP_ANONYMOUS 0x20 /* don't use a file */ | ||
24 | 12 | ||
25 | #define MAP_GROWSDOWN 0x00100 /* stack-like segment */ | 13 | #define MAP_GROWSDOWN 0x00100 /* stack-like segment */ |
26 | #define MAP_GROWSUP 0x00200 /* register stack-like segment */ | 14 | #define MAP_GROWSUP 0x00200 /* register stack-like segment */ |
@@ -31,24 +19,7 @@ | |||
31 | #define MAP_POPULATE 0x08000 /* populate (prefault) pagetables */ | 19 | #define MAP_POPULATE 0x08000 /* populate (prefault) pagetables */ |
32 | #define MAP_NONBLOCK 0x10000 /* do not block on IO */ | 20 | #define MAP_NONBLOCK 0x10000 /* do not block on IO */ |
33 | 21 | ||
34 | #define MS_ASYNC 1 /* sync memory asynchronously */ | ||
35 | #define MS_INVALIDATE 2 /* invalidate the caches */ | ||
36 | #define MS_SYNC 4 /* synchronous memory sync */ | ||
37 | |||
38 | #define MCL_CURRENT 1 /* lock all current mappings */ | 22 | #define MCL_CURRENT 1 /* lock all current mappings */ |
39 | #define MCL_FUTURE 2 /* lock all future mappings */ | 23 | #define MCL_FUTURE 2 /* lock all future mappings */ |
40 | 24 | ||
41 | #define MADV_NORMAL 0x0 /* default page-in behavior */ | ||
42 | #define MADV_RANDOM 0x1 /* page-in minimum required */ | ||
43 | #define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */ | ||
44 | #define MADV_WILLNEED 0x3 /* pre-fault pages */ | ||
45 | #define MADV_DONTNEED 0x4 /* discard these pages */ | ||
46 | #define MADV_REMOVE 0x5 /* remove these pages & resources */ | ||
47 | #define MADV_DONTFORK 0x30 /* dont inherit across fork */ | ||
48 | #define MADV_DOFORK 0x31 /* do inherit across fork */ | ||
49 | |||
50 | /* compatibility flags */ | ||
51 | #define MAP_ANON MAP_ANONYMOUS | ||
52 | #define MAP_FILE 0 | ||
53 | |||
54 | #endif /* _ASM_IA64_MMAN_H */ | 25 | #endif /* _ASM_IA64_MMAN_H */ |