1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
/* Definitions for POSIX memory map interface. Linux/PowerPC version.
Copyright (C) 1997-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#ifndef _SYS_MMAN_H
# error "Never use <bits/mman.h> directly; include <sys/mman.h> instead."
#endif
/* The following definitions basically come from the kernel headers.
But the kernel header is not namespace clean. */
#define PROT_SAO 0x10 /* Strong Access Ordering. */
/* These are Linux-specific. */
#ifdef __USE_MISC
# define MAP_GROWSDOWN 0x00100 /* Stack-like segment. */
# define MAP_DENYWRITE 0x00800 /* ETXTBSY */
# define MAP_EXECUTABLE 0x01000 /* Mark it as an executable. */
# define MAP_LOCKED 0x00080 /* Lock the mapping. */
# define MAP_NORESERVE 0x00040 /* Don't check for reservations. */
# define MAP_POPULATE 0x08000 /* Populate (prefault) pagetables. */
# define MAP_NONBLOCK 0x10000 /* Do not block on IO. */
# define MAP_STACK 0x20000 /* Allocation is for a stack. */
# define MAP_HUGETLB 0x40000 /* Create huge page mapping. */
# define MAP_SYNC 0x80000 /* Perform synchronous page
faults for the mapping. */
# define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED but do not unmap
underlying mapping. */
#endif
/* Flags for `mlockall'. */
#define MCL_CURRENT 0x2000 /* Lock all currently mapped pages. */
#define MCL_FUTURE 0x4000 /* Lock all additions to address
space. */
#define MCL_ONFAULT 0x8000 /* Lock all pages that are
faulted in. */
/* Include generic Linux declarations. */
#include <bits/mman-linux.h>
|
