| commit | 82b34c64333393dc83d2c892114c9fb5cf432ea4 | |
| author | Hillf Danton <dhillf@gmail.com> | |
| Wed, 28 Dec 2011 23:57:16 +0000 (28 15:57 -0800) | ||
| committer | Greg Kroah-Hartman <gregkh@suse.de> | |
| Fri, 6 Jan 2012 22:17:22 +0000 (6 14:17 -0800) | ||
| tree | c283e587862caaf00568e3eb749d709ad90eac51 | treesnapshot (tar.gz zip) |
| parent | f40c06e7f41a1489e9c75619d2e4d40a23d915b4 | commitdiff |
mm: hugetlb: fix non-atomic enqueue of huge page
commit b0365c8d0cb6e79eb5f21418ae61ab511f31b575 upstream.
If a huge page is enqueued under the protection of hugetlb_lock, then the
operation is atomic and safe.
Signed-off-by: Hillf Danton <dhillf@gmail.com>
Reviewed-by: Michal Hocko <mhocko@suse.cz>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
commit b0365c8d0cb6e79eb5f21418ae61ab511f31b575 upstream.
If a huge page is enqueued under the protection of hugetlb_lock, then the
operation is atomic and safe.
Signed-off-by: Hillf Danton <dhillf@gmail.com>
Reviewed-by: Michal Hocko <mhocko@suse.cz>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| mm/hugetlb.c | diffblobblamehistory |