mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-02 01:40:07 +00:00
41 lines
1.9 KiB
C
41 lines
1.9 KiB
C
/* Definitions for POSIX memory map interface. Linux/generic version.
|
|
Copyright (C) 1997-2023 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-map-flags-generic.h> directly; include <sys/mman.h> instead."
|
|
#endif
|
|
|
|
/* These definitions are appropriate for architectures that, in the
|
|
Linux kernel, either have no uapi/asm/mman.h, or have one that
|
|
includes asm-generic/mman.h without any changes to the values of
|
|
the MAP_* flags defined in that header. */
|
|
|
|
#define MAP_GROWSDOWN 0x00100 /* Stack-like segment. */
|
|
#define MAP_DENYWRITE 0x00800 /* ETXTBSY. */
|
|
#define MAP_EXECUTABLE 0x01000 /* Mark it as an executable. */
|
|
#define MAP_LOCKED 0x02000 /* Lock the mapping. */
|
|
#define MAP_NORESERVE 0x04000 /* 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. */
|