diff options
Diffstat (limited to 'arch/x86/include/asm/mman.h')
| -rw-r--r-- | arch/x86/include/asm/mman.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/x86/include/asm/mman.h b/arch/x86/include/asm/mman.h new file mode 100644 index 00000000000..90bc4108a4f --- /dev/null +++ b/arch/x86/include/asm/mman.h @@ -0,0 +1,20 @@ +#ifndef _ASM_X86_MMAN_H +#define _ASM_X86_MMAN_H + +#include <asm-generic/mman.h> + +#define MAP_32BIT 0x40 /* only give out 32bit addresses */ + +#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 MCL_CURRENT 1 /* lock all current mappings */ +#define MCL_FUTURE 2 /* lock all future mappings */ + +#endif /* _ASM_X86_MMAN_H */ |