diff options
author | Robert Richter <robert.richter@amd.com> | 2008-09-24 11:25:31 +0200 |
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committer | Robert Richter <robert.richter@amd.com> | 2008-09-24 11:25:31 +0200 |
commit | f78e80209cf143be49f268c340431ae9fa3abb74 (patch) | |
tree | 820fa64b688099dfdd93d27ba03252738ca5c7e2 /arch/blackfin/include/asm/mman.h | |
parent | 4c168eaf7ea39f25a45a3d8c7eebc3fedb633a1d (diff) | |
parent | 24342c34a022ee90839873d91396045e12ef1090 (diff) |
Merge commit 'v2.6.27-rc5' into tip/oprofile
Conflicts:
arch/x86/oprofile/nmi_int.c
Diffstat (limited to 'arch/blackfin/include/asm/mman.h')
-rw-r--r-- | arch/blackfin/include/asm/mman.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/blackfin/include/asm/mman.h b/arch/blackfin/include/asm/mman.h new file mode 100644 index 00000000000..b58f5ad3f02 --- /dev/null +++ b/arch/blackfin/include/asm/mman.h @@ -0,0 +1,43 @@ +#ifndef __BFIN_MMAN_H__ +#define __BFIN_MMAN_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_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 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 MS_ASYNC 1 /* sync memory asynchronously */ +#define MS_INVALIDATE 2 /* invalidate the caches */ +#define MS_SYNC 4 /* synchronous memory sync */ + +#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 */ + +/* compatibility flags */ +#define MAP_ANON MAP_ANONYMOUS +#define MAP_FILE 0 + +#endif /* __BFIN_MMAN_H__ */ |