162306a36Sopenharmony_ci/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
262306a36Sopenharmony_ci#ifndef __ASM_GENERIC_MMAN_H
362306a36Sopenharmony_ci#define __ASM_GENERIC_MMAN_H
462306a36Sopenharmony_ci
562306a36Sopenharmony_ci#include <asm-generic/mman-common-tools.h>
662306a36Sopenharmony_ci
762306a36Sopenharmony_ci#define MAP_GROWSDOWN	0x0100		/* stack-like segment */
862306a36Sopenharmony_ci#define MAP_DENYWRITE	0x0800		/* ETXTBSY */
962306a36Sopenharmony_ci#define MAP_EXECUTABLE	0x1000		/* mark it as an executable */
1062306a36Sopenharmony_ci#define MAP_LOCKED	0x2000		/* pages are locked */
1162306a36Sopenharmony_ci#define MAP_NORESERVE	0x4000		/* don't check for reservations */
1262306a36Sopenharmony_ci
1362306a36Sopenharmony_ci/*
1462306a36Sopenharmony_ci * Bits [26:31] are reserved, see asm-generic/hugetlb_encode.h
1562306a36Sopenharmony_ci * for MAP_HUGETLB usage
1662306a36Sopenharmony_ci */
1762306a36Sopenharmony_ci
1862306a36Sopenharmony_ci#define MCL_CURRENT	1		/* lock all current mappings */
1962306a36Sopenharmony_ci#define MCL_FUTURE	2		/* lock all future mappings */
2062306a36Sopenharmony_ci#define MCL_ONFAULT	4		/* lock all pages that are faulted in */
2162306a36Sopenharmony_ci
2262306a36Sopenharmony_ci#endif /* __ASM_GENERIC_MMAN_H */
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