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cfq: Remove wait_request flag when idle time is being deleted 

Remove wait_request flag when idle time is being deleted, otherwise
it'll hit this path every time when a request is enqueued.

Signed-off-by: Gui Jianfeng <guijianfeng@cn.fujitsu.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Gui Jianfeng 2009-12-10 09:38:39 +01:00 committed by Jens Axboe
parent edc71131c4
commit 554554f60a
1 changed files with 1 additions and 0 deletions
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block/cfq-iosched.c
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@ -3202,6 +3202,7 @@ cfq_rq_enqueued(struct cfq_data *cfqd, struct cfq_queue *cfqq,
if (blk_rq_bytes(rq) > PAGE_CACHE_SIZE ||
cfqd->busy_queues > 1) {
del_timer(&cfqd->idle_slice_timer);
cfq_clear_cfqq_wait_request(cfqq);
__blk_run_queue(cfqd->queue);
} else
cfq_mark_cfqq_must_dispatch(cfqq);