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- /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
- #ifndef _UAPI_LINUX_MMAN_H
- #define _UAPI_LINUX_MMAN_H
- #include <asm/mman.h>
- #include <asm-generic/hugetlb_encode.h>
- #define MREMAP_MAYMOVE 1
- #define MREMAP_FIXED 2
- #define MREMAP_DONTUNMAP 4
- #define OVERCOMMIT_GUESS 0
- #define OVERCOMMIT_ALWAYS 1
- #define OVERCOMMIT_NEVER 2
- #define MAP_SHARED 0x01 /* Share changes */
- #define MAP_PRIVATE 0x02 /* Changes are private */
- #define MAP_SHARED_VALIDATE 0x03 /* share + validate extension flags */
- /*
- * Huge page size encoding when MAP_HUGETLB is specified, and a huge page
- * size other than the default is desired. See hugetlb_encode.h.
- * All known huge page size encodings are provided here. It is the
- * responsibility of the application to know which sizes are supported on
- * the running system. See mmap(2) man page for details.
- */
- #define MAP_HUGE_SHIFT HUGETLB_FLAG_ENCODE_SHIFT
- #define MAP_HUGE_MASK HUGETLB_FLAG_ENCODE_MASK
- #define MAP_HUGE_16KB HUGETLB_FLAG_ENCODE_16KB
- #define MAP_HUGE_64KB HUGETLB_FLAG_ENCODE_64KB
- #define MAP_HUGE_512KB HUGETLB_FLAG_ENCODE_512KB
- #define MAP_HUGE_1MB HUGETLB_FLAG_ENCODE_1MB
- #define MAP_HUGE_2MB HUGETLB_FLAG_ENCODE_2MB
- #define MAP_HUGE_8MB HUGETLB_FLAG_ENCODE_8MB
- #define MAP_HUGE_16MB HUGETLB_FLAG_ENCODE_16MB
- #define MAP_HUGE_32MB HUGETLB_FLAG_ENCODE_32MB
- #define MAP_HUGE_256MB HUGETLB_FLAG_ENCODE_256MB
- #define MAP_HUGE_512MB HUGETLB_FLAG_ENCODE_512MB
- #define MAP_HUGE_1GB HUGETLB_FLAG_ENCODE_1GB
- #define MAP_HUGE_2GB HUGETLB_FLAG_ENCODE_2GB
- #define MAP_HUGE_16GB HUGETLB_FLAG_ENCODE_16GB
- #endif /* _UAPI_LINUX_MMAN_H */
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