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authorMichael S. Tsirkin <mst@mellanox.co.il>2006-02-15 18:17:39 -0500
committerLinus Torvalds <torvalds@g5.osdl.org>2006-02-15 18:32:22 -0500
commit5f6164f3092832e0d9b12eed52e09a76bf39c64a (patch)
tree507043c3eafa00ad7241f1102c860e486f8dc544 /include/asm-v850
parent06fed33849c13af637c4d09e9ba27828fac9edd5 (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-v850')
-rw-r--r--include/asm-v850/mman.h30
1 files changed, 1 insertions, 29 deletions
diff --git a/include/asm-v850/mman.h b/include/asm-v850/mman.h
index 7b851c310e41..edbf6edbfb37 100644
--- a/include/asm-v850/mman.h
+++ b/include/asm-v850/mman.h
@@ -1,18 +1,7 @@
1#ifndef __V850_MMAN_H__ 1#ifndef __V850_MMAN_H__
2#define __V850_MMAN_H__ 2#define __V850_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_NONE 0x0 /* page can not be accessed */
8#define PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */
9#define PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */
10
11#define MAP_SHARED 0x01 /* Share changes */
12#define MAP_PRIVATE 0x02 /* Changes are private */
13#define MAP_TYPE 0x0f /* Mask for type of mapping */
14#define MAP_FIXED 0x10 /* Interpret addr exactly */
15#define MAP_ANONYMOUS 0x20 /* don't use a file */
16 5
17#define MAP_GROWSDOWN 0x0100 /* stack-like segment */ 6#define MAP_GROWSDOWN 0x0100 /* stack-like segment */
18#define MAP_DENYWRITE 0x0800 /* ETXTBSY */ 7#define MAP_DENYWRITE 0x0800 /* ETXTBSY */
@@ -20,24 +9,7 @@
20#define MAP_LOCKED 0x2000 /* pages are locked */ 9#define MAP_LOCKED 0x2000 /* pages are locked */
21#define MAP_NORESERVE 0x4000 /* don't check for reservations */ 10#define MAP_NORESERVE 0x4000 /* don't check for reservations */
22 11
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 MCL_CURRENT 1 /* lock all current mappings */ 12#define MCL_CURRENT 1 /* lock all current mappings */
28#define MCL_FUTURE 2 /* lock all future mappings */ 13#define MCL_FUTURE 2 /* lock all future mappings */
29 14
30#define MADV_NORMAL 0x0 /* default page-in behavior */
31#define MADV_RANDOM 0x1 /* page-in minimum required */
32#define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */
33#define MADV_WILLNEED 0x3 /* pre-fault pages */
34#define MADV_DONTNEED 0x4 /* discard these pages */
35#define MADV_REMOVE 0x5 /* remove these pages & resources */
36#define MADV_DONTFORK 0x30 /* dont inherit across fork */
37#define MADV_DOFORK 0x31 /* do inherit across fork */
38
39/* compatibility flags */
40#define MAP_ANON MAP_ANONYMOUS
41#define MAP_FILE 0
42
43#endif /* __V850_MMAN_H__ */ 15#endif /* __V850_MMAN_H__ */