Commits
Tejun Heo committed 1b5ed5e1f13
[BLOCK] cfq-iosched: cfq forced dispatching fix cfq forced dispatching might not return all requests on the queue. This bug can hang elevator switchinig and corrupt request ordering during flush sequence. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jens Axboe <axboe@suse.de>