linux-headers/asm-generic/mman.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef __ASM_GENERIC_MMAN_H
   3 #define __ASM_GENERIC_MMAN_H
   4
   5 #include <asm-generic/mman-common.h>
   6
   7 #define MAP_GROWSDOWN   0x0100          /* stack-like segment */
   8 #define MAP_DENYWRITE   0x0800          /* ETXTBSY */
   9 #define MAP_EXECUTABLE  0x1000          /* mark it as an executable */
  10 #define MAP_LOCKED      0x2000          /* pages are locked */
  11 #define MAP_NORESERVE   0x4000          /* don't check for reservations */
  12
  13 /*
  14  * Bits [26:31] are reserved, see asm-generic/hugetlb_encode.h
  15  * for MAP_HUGETLB usage
  16  */
  17
  18 #define MCL_CURRENT     1               /* lock all current mappings */
  19 #define MCL_FUTURE      2               /* lock all future mappings */
  20 #define MCL_ONFAULT     4               /* lock all pages that are faulted in */
  21
  22 #endif /* __ASM_GENERIC_MMAN_H */