diff options
Diffstat (limited to 'include/asm-generic/mman.h')
| -rw-r--r-- | include/asm-generic/mman.h | 51 |
1 files changed, 14 insertions, 37 deletions
diff --git a/include/asm-generic/mman.h b/include/asm-generic/mman.h index 5e3dde2..7cab4de 100644 --- a/include/asm-generic/mman.h +++ b/include/asm-generic/mman.h @@ -1,41 +1,18 @@ -#ifndef _ASM_GENERIC_MMAN_H -#define _ASM_GENERIC_MMAN_H +#ifndef __ASM_GENERIC_MMAN_H +#define __ASM_GENERIC_MMAN_H -/* - Author: Michael S. Tsirkin <mst@mellanox.co.il>, Mellanox Technologies Ltd. - Based on: asm-xxx/mman.h -*/ +#include <asm-generic/mman-common.h> -#define PROT_READ 0x1 /* page can be read */ -#define PROT_WRITE 0x2 /* page can be written */ -#define PROT_EXEC 0x4 /* page can be executed */ -#define PROT_SEM 0x8 /* page may be used for atomic ops */ -#define PROT_NONE 0x0 /* page can not be accessed */ -#define PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */ -#define PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */ +#define MAP_GROWSDOWN 0x0100 /* stack-like segment */ +#define MAP_DENYWRITE 0x0800 /* ETXTBSY */ +#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ +#define MAP_LOCKED 0x2000 /* pages are locked */ +#define MAP_NORESERVE 0x4000 /* don't check for reservations */ +#define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */ +#define MAP_NONBLOCK 0x10000 /* do not block on IO */ +#define MAP_STACK 0x20000 /* give out an address that is best suited for process/thread stacks */ -#define MAP_SHARED 0x01 /* Share changes */ -#define MAP_PRIVATE 0x02 /* Changes are private */ -#define MAP_TYPE 0x0f /* Mask for type of mapping */ -#define MAP_FIXED 0x10 /* Interpret addr exactly */ -#define MAP_ANONYMOUS 0x20 /* don't use a file */ +#define MCL_CURRENT 1 /* lock all current mappings */ +#define MCL_FUTURE 2 /* lock all future mappings */ -#define MS_ASYNC 1 /* sync memory asynchronously */ -#define MS_INVALIDATE 2 /* invalidate the caches */ -#define MS_SYNC 4 /* synchronous memory sync */ - -#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_FILE 0 - -#endif +#endif /* __ASM_GENERIC_MMAN_H */ |