tree a59a1768a953ba27cf370c6634473679580c505d
parent dbeeb816e805091e7cfc03baf36dc40b4adb2bbd
author Oleg Nesterov <oleg@tv-sign.ru> 1194249485 +0100
committer Jens Axboe <jens.axboe@oracle.com> 1194425100 +0100

cfq: fix IOPRIO_CLASS_IDLE accounting

Spotted by Nick <gentuu@gmail.com>, hopefully can explain the second trace in
http://bugzilla.kernel.org/show_bug.cgi?id=9180.

If ->async_idle_cfqq != NULL cfq_put_async_queues() puts it IOPRIO_BE_NR times
in a loop. Fix this.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>