1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 2*4882a593Smuzhiyun #ifndef __ASM_GENERIC_MMAN_H 3*4882a593Smuzhiyun #define __ASM_GENERIC_MMAN_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <asm-generic/mman-common-tools.h> 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun #define MAP_GROWSDOWN 0x0100 /* stack-like segment */ 8*4882a593Smuzhiyun #define MAP_DENYWRITE 0x0800 /* ETXTBSY */ 9*4882a593Smuzhiyun #define MAP_EXECUTABLE 0x1000 /* mark it as an executable */ 10*4882a593Smuzhiyun #define MAP_LOCKED 0x2000 /* pages are locked */ 11*4882a593Smuzhiyun #define MAP_NORESERVE 0x4000 /* don't check for reservations */ 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun /* 14*4882a593Smuzhiyun * Bits [26:31] are reserved, see asm-generic/hugetlb_encode.h 15*4882a593Smuzhiyun * for MAP_HUGETLB usage 16*4882a593Smuzhiyun */ 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun #define MCL_CURRENT 1 /* lock all current mappings */ 19*4882a593Smuzhiyun #define MCL_FUTURE 2 /* lock all future mappings */ 20*4882a593Smuzhiyun #define MCL_ONFAULT 4 /* lock all pages that are faulted in */ 21*4882a593Smuzhiyun 22*4882a593Smuzhiyun #endif /* __ASM_GENERIC_MMAN_H */ 23