xref: /openbmc/linux/include/uapi/asm-generic/mman.h (revision 8aa3c927)
16f52b16cSGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
28a1ab315SDavid Howells #ifndef __ASM_GENERIC_MMAN_H
38a1ab315SDavid Howells #define __ASM_GENERIC_MMAN_H
48a1ab315SDavid Howells 
58a1ab315SDavid Howells #include <asm-generic/mman-common.h>
68a1ab315SDavid Howells 
78a1ab315SDavid Howells #define MAP_GROWSDOWN	0x0100		/* stack-like segment */
88a1ab315SDavid Howells #define MAP_DENYWRITE	0x0800		/* ETXTBSY */
98a1ab315SDavid Howells #define MAP_EXECUTABLE	0x1000		/* mark it as an executable */
108a1ab315SDavid Howells #define MAP_LOCKED	0x2000		/* pages are locked */
118a1ab315SDavid Howells #define MAP_NORESERVE	0x4000		/* don't check for reservations */
128a1ab315SDavid Howells 
138aa3c927SAneesh Kumar K.V /*
148aa3c927SAneesh Kumar K.V  * Bits [26:31] are reserved, see asm-generic/hugetlb_encode.h
158aa3c927SAneesh Kumar K.V  * for MAP_HUGETLB usage
168aa3c927SAneesh Kumar K.V  */
1742d7395fSAndi Kleen 
188a1ab315SDavid Howells #define MCL_CURRENT	1		/* lock all current mappings */
198a1ab315SDavid Howells #define MCL_FUTURE	2		/* lock all future mappings */
20b0f205c2SEric B Munson #define MCL_ONFAULT	4		/* lock all pages that are faulted in */
218a1ab315SDavid Howells 
228a1ab315SDavid Howells #endif /* __ASM_GENERIC_MMAN_H */
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