cfq: fix IOPRIO_CLASS_IDLE accounting

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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>

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Oleg Nesterov 2007-11-05 08:58:05 +01:00 • committed by Jens Axboe

parent dbeeb816e8

commit 2389d1ef17

1 changed files with 3 additions and 2 deletions

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block/cfq-iosched.c

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