mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-25 22:40:05 +00:00
36 lines
1.3 KiB
C
36 lines
1.3 KiB
C
/* Unmap a shared object's segments. Generic version.
|
|
Copyright (C) 2014-2020 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 _DL_UNMAP_SEGMENTS_H
|
|
#define _DL_UNMAP_SEGMENTS_H 1
|
|
|
|
#include <link.h>
|
|
#include <sys/mman.h>
|
|
|
|
/* _dl_map_segments ensures that any whole pages in gaps between segments
|
|
are filled in with PROT_NONE mappings. So we can just unmap the whole
|
|
range in one fell swoop. */
|
|
|
|
static __always_inline void
|
|
_dl_unmap_segments (struct link_map *l)
|
|
{
|
|
__munmap ((void *) l->l_map_start, l->l_map_end - l->l_map_start);
|
|
}
|
|
|
|
#endif /* dl-unmap-segments.h */
|