OpenCloudOS-Kernel/arch/x86/include/asm/mman.h

21 lines
776 B
C

#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 */