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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-sparc/mman.h
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-sparc/mman.h')
-rw-r--r--include/asm-sparc/mman.h31
1 files changed, 2 insertions, 29 deletions
diff --git a/include/asm-sparc/mman.h b/include/asm-sparc/mman.h
index 4a298b2be85..88d1886abf3 100644
--- a/include/asm-sparc/mman.h
+++ b/include/asm-sparc/mman.h
@@ -2,21 +2,10 @@
2#ifndef __SPARC_MMAN_H__ 2#ifndef __SPARC_MMAN_H__
3#define __SPARC_MMAN_H__ 3#define __SPARC_MMAN_H__
4 4
5/* SunOS'ified... */ 5#include <asm-generic/mman.h>
6 6
7#define PROT_READ 0x1 /* page can be read */ 7/* SunOS'ified... */
8#define PROT_WRITE 0x2 /* page can be written */
9#define PROT_EXEC 0x4 /* page can be executed */
10#define PROT_SEM 0x8 /* page may be used for atomic ops */
11#define PROT_NONE 0x0 /* page can not be accessed */
12#define PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */
13#define PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */
14 8
15#define MAP_SHARED 0x01 /* Share changes */
16#define MAP_PRIVATE 0x02 /* Changes are private */
17#define MAP_TYPE 0x0f /* Mask for type of mapping */
18#define MAP_FIXED 0x10 /* Interpret addr exactly */
19#define MAP_ANONYMOUS 0x20 /* don't use a file */
20#define MAP_RENAME MAP_ANONYMOUS /* In SunOS terminology */ 9#define MAP_RENAME MAP_ANONYMOUS /* In SunOS terminology */
21#define MAP_NORESERVE 0x40 /* don't reserve swap pages */ 10#define MAP_NORESERVE 0x40 /* don't reserve swap pages */
22#define MAP_INHERIT 0x80 /* SunOS doesn't do this, but... */ 11#define MAP_INHERIT 0x80 /* SunOS doesn't do this, but... */
@@ -27,10 +16,6 @@
27#define MAP_DENYWRITE 0x0800 /* ETXTBSY */ 16#define MAP_DENYWRITE 0x0800 /* ETXTBSY */
28#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ 17#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */
29 18
30#define MS_ASYNC 1 /* sync memory asynchronously */
31#define MS_INVALIDATE 2 /* invalidate the caches */
32#define MS_SYNC 4 /* synchronous memory sync */
33
34#define MCL_CURRENT 0x2000 /* lock all currently mapped pages */ 19#define MCL_CURRENT 0x2000 /* lock all currently mapped pages */
35#define MCL_FUTURE 0x4000 /* lock all additions to address space */ 20#define MCL_FUTURE 0x4000 /* lock all additions to address space */
36 21
@@ -48,18 +33,6 @@
48#define MC_LOCKAS 5 /* Lock an entire address space of the calling process */ 33#define MC_LOCKAS 5 /* Lock an entire address space of the calling process */
49#define MC_UNLOCKAS 6 /* Unlock entire address space of calling process */ 34#define MC_UNLOCKAS 6 /* Unlock entire address space of calling process */
50 35
51#define MADV_NORMAL 0x0 /* default page-in behavior */
52#define MADV_RANDOM 0x1 /* page-in minimum required */
53#define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */
54#define MADV_WILLNEED 0x3 /* pre-fault pages */
55#define MADV_DONTNEED 0x4 /* discard these pages */
56#define MADV_FREE 0x5 /* (Solaris) contents can be freed */ 36#define MADV_FREE 0x5 /* (Solaris) contents can be freed */
57#define MADV_REMOVE 0x6 /* remove these pages & resources */
58#define MADV_DONTFORK 0x30 /* dont inherit across fork */
59#define MADV_DOFORK 0x31 /* do inherit across fork */
60
61/* compatibility flags */
62#define MAP_ANON MAP_ANONYMOUS
63#define MAP_FILE 0
64 37
65#endif /* __SPARC_MMAN_H__ */ 38#endif /* __SPARC_MMAN_H__ */