diff options
Diffstat (limited to 'include/asm-xtensa/mman.h')
-rw-r--r-- | include/asm-xtensa/mman.h | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/include/asm-xtensa/mman.h b/include/asm-xtensa/mman.h index 082a750..ba394cb 100644 --- a/include/asm-xtensa/mman.h +++ b/include/asm-xtensa/mman.h @@ -67,15 +67,19 @@ #define MCL_CURRENT 1 /* lock all current mappings */ #define MCL_FUTURE 2 /* lock all future mappings */ -#define MADV_NORMAL 0x0 /* default page-in behavior */ -#define MADV_RANDOM 0x1 /* page-in minimum required */ -#define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */ -#define MADV_WILLNEED 0x3 /* pre-fault pages */ -#define MADV_DONTNEED 0x4 /* discard these pages */ -#define MADV_REMOVE 0x5 /* remove these pages & resources */ +#define MADV_NORMAL 0 /* no further special treatment */ +#define MADV_RANDOM 1 /* expect random page references */ +#define MADV_SEQUENTIAL 2 /* expect sequential page references */ +#define MADV_WILLNEED 3 /* will need these pages */ +#define MADV_DONTNEED 4 /* don't need these pages */ + +/* common parameters: try to keep these consistent across architectures */ +#define MADV_REMOVE 9 /* remove these pages & resources */ +#define MADV_DONTFORK 10 /* don't inherit across fork */ +#define MADV_DOFORK 11 /* do inherit across fork */ /* compatibility flags */ -#define MAP_ANON MAP_ANONYMOUS -#define MAP_FILE 0 +#define MAP_ANON MAP_ANONYMOUS +#define MAP_FILE 0 #endif /* _XTENSA_MMAN_H */ |