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authorJeff Garzik <jgarzik@pobox.com>2006-02-20 02:16:23 -0500
committerJeff Garzik <jgarzik@pobox.com>2006-02-20 02:16:23 -0500
commit5b2ffed906a3ebd4e52a5bbef06b99a517c53e4b (patch)
tree2f900f89d93db6b0822d8bdf4f49851c581c12a6 /include/asm-generic/mman.h
parentf1b318793dcd2d9ff6b5ac06e7762098fa079cee (diff)
parentbd71c2b17468a2531fb4c81ec1d73520845e97e1 (diff)
Merge branch 'master'
Diffstat (limited to 'include/asm-generic/mman.h')
-rw-r--r--include/asm-generic/mman.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/include/asm-generic/mman.h b/include/asm-generic/mman.h
new file mode 100644
index 000000000000..3b41d2bb70da
--- /dev/null
+++ b/include/asm-generic/mman.h
@@ -0,0 +1,42 @@
1#ifndef _ASM_GENERIC_MMAN_H
2#define _ASM_GENERIC_MMAN_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_ANON MAP_ANONYMOUS
40#define MAP_FILE 0
41
42#endif