aboutsummaryrefslogtreecommitdiffstats
path: root/include/asm-powerpc
diff options
context:
space:
mode:
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-powerpc
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-powerpc')
-rw-r--r--include/asm-powerpc/mman.h32
1 files changed, 2 insertions, 30 deletions
diff --git a/include/asm-powerpc/mman.h b/include/asm-powerpc/mman.h
index fcff25d13f13..24cf664a8295 100644
--- a/include/asm-powerpc/mman.h
+++ b/include/asm-powerpc/mman.h
@@ -1,6 +1,8 @@
1#ifndef _ASM_POWERPC_MMAN_H 1#ifndef _ASM_POWERPC_MMAN_H
2#define _ASM_POWERPC_MMAN_H 2#define _ASM_POWERPC_MMAN_H
3 3
4#include <asm-generic/mman.h>
5
4/* 6/*
5 * This program is free software; you can redistribute it and/or 7 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License 8 * modify it under the terms of the GNU General Public License
@@ -8,19 +10,6 @@
8 * 2 of the License, or (at your option) any later version. 10 * 2 of the License, or (at your option) any later version.
9 */ 11 */
10 12
11#define PROT_READ 0x1 /* page can be read */
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#define MAP_RENAME MAP_ANONYMOUS /* In SunOS terminology */ 13#define MAP_RENAME MAP_ANONYMOUS /* In SunOS terminology */
25#define MAP_NORESERVE 0x40 /* don't reserve swap pages */ 14#define MAP_NORESERVE 0x40 /* don't reserve swap pages */
26#define MAP_LOCKED 0x80 15#define MAP_LOCKED 0x80
@@ -29,27 +18,10 @@
29#define MAP_DENYWRITE 0x0800 /* ETXTBSY */ 18#define MAP_DENYWRITE 0x0800 /* ETXTBSY */
30#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ 19#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */
31 20
32#define MS_ASYNC 1 /* sync memory asynchronously */
33#define MS_INVALIDATE 2 /* invalidate the caches */
34#define MS_SYNC 4 /* synchronous memory sync */
35
36#define MCL_CURRENT 0x2000 /* lock all currently mapped pages */ 21#define MCL_CURRENT 0x2000 /* lock all currently mapped pages */
37#define MCL_FUTURE 0x4000 /* lock all additions to address space */ 22#define MCL_FUTURE 0x4000 /* lock all additions to address space */
38 23
39#define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */ 24#define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */
40#define MAP_NONBLOCK 0x10000 /* do not block on IO */ 25#define MAP_NONBLOCK 0x10000 /* do not block on IO */
41 26
42#define MADV_NORMAL 0x0 /* default page-in behavior */
43#define MADV_RANDOM 0x1 /* page-in minimum required */
44#define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */
45#define MADV_WILLNEED 0x3 /* pre-fault pages */
46#define MADV_DONTNEED 0x4 /* discard these pages */
47#define MADV_REMOVE 0x5 /* remove these pages & resources */
48#define MADV_DONTFORK 0x30 /* dont inherit across fork */
49#define MADV_DOFORK 0x31 /* do inherit across fork */
50
51/* compatibility flags */
52#define MAP_ANON MAP_ANONYMOUS
53#define MAP_FILE 0
54
55#endif /* _ASM_POWERPC_MMAN_H */ 27#endif /* _ASM_POWERPC_MMAN_H */