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| author | Zeng Zhaoming <zengzm.kernel@gmail.com> | 2010-12-02 14:31:13 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-12-02 14:51:14 -0800 |
| commit | 55cfaa3cbdd29c4919ecb5fb8965c310f357e48c (patch) | |
| tree | 914fad20ce59c42bd3781820c8fb73286581a5ae /block | |
| parent | 1f64d69c7ad2e48e697493e45590679f7a69b7b2 (diff) | |
| download | op-kernel-dev-55cfaa3cbdd29c4919ecb5fb8965c310f357e48c.zip op-kernel-dev-55cfaa3cbdd29c4919ecb5fb8965c310f357e48c.tar.gz | |
mm/mempolicy.c: add rcu read lock to protect pid structure
find_task_by_vpid() should be protected by rcu_read_lock(), to prevent
free_pid() reclaiming pid.
Signed-off-by: Zeng Zhaoming <zengzm.kernel@gmail.com>
Cc: "Paul E. McKenney" <paulmck@us.ibm.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Christoph Lameter <cl@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'block')
0 files changed, 0 insertions, 0 deletions
