luck/tmp_suning_uos_patched
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[PATCH] cfq-iosched: don't use a hard jiffies value, translate from msecs

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The CIC_SEEKY() test really wants to use the minimum of either:

- 2 msecs (not jiffies)

- or, the pending slice time

So code it like that.

Signed-off-by: Jens Axboe <axboe@suse.de>
This commit is contained in:
Jens Axboe 2006-07-25 15:05:21 +02:00
parent ad01b1ca79
commit 44eb123126
1 changed files with 1 additions and 1 deletions
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block/cfq-iosched.c
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@ -936,7 +936,7 @@ static int cfq_arm_slice_timer(struct cfq_data *cfqd, struct cfq_queue *cfqq)
* seeks. so allow a little bit of time for him to submit a new rq
*/
if (sample_valid(cic->seek_samples) && CIC_SEEKY(cic))
sl = 2;
sl = min(sl, msecs_to_jiffies(2));
mod_timer(&cfqd->idle_slice_timer, jiffies + sl);
return 1;