xref: /qemu/linux-headers/asm-generic/mman.h (revision f363d039)
18cf108c5SZhang Yi /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
28cf108c5SZhang Yi #ifndef __ASM_GENERIC_MMAN_H
38cf108c5SZhang Yi #define __ASM_GENERIC_MMAN_H
48cf108c5SZhang Yi 
58cf108c5SZhang Yi #include <asm-generic/mman-common.h>
68cf108c5SZhang Yi 
78cf108c5SZhang Yi #define MAP_GROWSDOWN	0x0100		/* stack-like segment */
88cf108c5SZhang Yi #define MAP_DENYWRITE	0x0800		/* ETXTBSY */
98cf108c5SZhang Yi #define MAP_EXECUTABLE	0x1000		/* mark it as an executable */
108cf108c5SZhang Yi #define MAP_LOCKED	0x2000		/* pages are locked */
118cf108c5SZhang Yi #define MAP_NORESERVE	0x4000		/* don't check for reservations */
128cf108c5SZhang Yi 
13*f363d039SEric Auger /*
14*f363d039SEric Auger  * Bits [26:31] are reserved, see asm-generic/hugetlb_encode.h
15*f363d039SEric Auger  * for MAP_HUGETLB usage
16*f363d039SEric Auger  */
178cf108c5SZhang Yi 
188cf108c5SZhang Yi #define MCL_CURRENT	1		/* lock all current mappings */
198cf108c5SZhang Yi #define MCL_FUTURE	2		/* lock all future mappings */
208cf108c5SZhang Yi #define MCL_ONFAULT	4		/* lock all pages that are faulted in */
218cf108c5SZhang Yi 
228cf108c5SZhang Yi #endif /* __ASM_GENERIC_MMAN_H */
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