diff options
| author | David Howells <dhowells@redhat.com> | 2012-02-23 13:50:35 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-02-29 16:31:11 -0800 |
| commit | 8f6c3d1a5873d9190bd6259357900ddebc308626 (patch) | |
| tree | 1a3646b013d3384fb1adef347c72fcdeb4c3237b /mm/bootmem.c | |
| parent | 8f421627d178f1346bb68c9e7b32b2bd5844ce1d (diff) | |
NOMMU: Lock i_mmap_mutex for access to the VMA prio list
commit 918e556ec214ed2f584e4cac56d7b29e4bb6bf27 upstream.
Lock i_mmap_mutex for access to the VMA prio list to prevent concurrent
access. Currently, certain parts of the mmap handling are protected by
the region mutex, but not all.
Reported-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'mm/bootmem.c')
0 files changed, 0 insertions, 0 deletions