| /* Unmap a shared object's segments. Generic version. |
| Copyright (C) 2014-2018 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 |
| <http://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 */ |