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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2009-07-23 00:47:29 -0400
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2009-07-23 00:47:29 -0400
commitbd072111e7319d90a7b8127f91c2806b9a6f279e (patch)
tree1686978814a2387ebfc16f9f5778a7f0caaf319b /include/asm-generic/mman-common.h
parent24d01c0681bfbc10a99304c48a89ad213d2d7a4b (diff)
parent4be3bd7849165e7efa6b0b35a23d6a3598d97465 (diff)
Merge commit 'v2.6.31-rc4' into next
Diffstat (limited to 'include/asm-generic/mman-common.h')
-rw-r--r--include/asm-generic/mman-common.h41
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 */