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[BLOCK] cfq-iosched: cfq forced dispatching fix
authorTejun Heo <htejun@gmail.com>
Thu, 10 Nov 2005 07:49:19 +0000 (08:49 +0100)
committerJens Axboe <axboe@nelson.home.kernel.dk>
Sat, 12 Nov 2005 09:55:51 +0000 (10:55 +0100)
commit1b5ed5e1f1315e37380e55102f58bcae3344d2a7
tree785dc9675e2f22b60017030063ba103740c72f16tree | snapshot (tar.gz zip)
parent407df2aa29a33fe16f6ee4bac8cdfa414783b9f1commit | diff
[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>
block/cfq-iosched.c diff | blob | blame | history