| commit | 7204bf5ef7295b6041047d581153990164b58988 | |
| 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 22:14:00 +0000 (6 14:14 -0800) | ||
| tree | f2159a9d4b99f4f7a332d395f27c68942a631a6a | treesnapshot (tar.gz zip) |
| parent | 6f4214ef6a0e3c8319880eb5570ba2ae787bb577 | 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 |