Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#ifndef _UAPI_LINUX_MMAN_H
2#define _UAPI_LINUX_MMAN_H
3
4#include <asm/mman.h>
5#include <asm-generic/hugetlb_encode.h>
6
7#define MREMAP_MAYMOVE 1
8#define MREMAP_FIXED 2
9
10#define OVERCOMMIT_GUESS 0
11#define OVERCOMMIT_ALWAYS 1
12#define OVERCOMMIT_NEVER 2
13
14/*
15 * Huge page size encoding when MAP_HUGETLB is specified, and a huge page
16 * size other than the default is desired. See hugetlb_encode.h.
17 * All known huge page size encodings are provided here. It is the
18 * responsibility of the application to know which sizes are supported on
19 * the running system. See mmap(2) man page for details.
20 */
21#define MAP_HUGE_SHIFT HUGETLB_FLAG_ENCODE_SHIFT
22#define MAP_HUGE_MASK HUGETLB_FLAG_ENCODE_MASK
23
24#define MAP_HUGE_64KB HUGETLB_FLAG_ENCODE_64KB
25#define MAP_HUGE_512KB HUGETLB_FLAG_ENCODE_512KB
26#define MAP_HUGE_1MB HUGETLB_FLAG_ENCODE_1MB
27#define MAP_HUGE_2MB HUGETLB_FLAG_ENCODE_2MB
28#define MAP_HUGE_8MB HUGETLB_FLAG_ENCODE_8MB
29#define MAP_HUGE_16MB HUGETLB_FLAG_ENCODE_16MB
30#define MAP_HUGE_256MB HUGETLB_FLAG_ENCODE_256MB
31#define MAP_HUGE_1GB HUGETLB_FLAG_ENCODE_1GB
32#define MAP_HUGE_2GB HUGETLB_FLAG_ENCODE_2GB
33#define MAP_HUGE_16GB HUGETLB_FLAG_ENCODE_16GB
34
35#endif /* _UAPI_LINUX_MMAN_H */