public inbox for linux-kernel@vger.kernel.org
 help / color / mirror / Atom feed
From: Gui Jianfeng <guijianfeng@cn.fujitsu.com>
To: Jens Axboe <jens.axboe@oracle.com>
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH] cfq: Remove wait_request flag when idle time is being deleted
Date: Thu, 10 Dec 2009 13:57:39 +0800	[thread overview]
Message-ID: <4B208DD3.8040500@cn.fujitsu.com> (raw)

Hi Jens,

I post this patch a few month ago, it seems to get missing, repost again.

Remove wait_request flag when idle time is being deleted.

Signed-off-by: Gui Jianfeng <guijianfeng@cn.fujitsu.com>
---
 block/cfq-iosched.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index 69ecee7..96f59ae 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -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);
-- 
1.5.4.rc3


             reply	other threads:[~2009-12-10  6:01 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-12-10  5:57 Gui Jianfeng [this message]
2009-12-10  8:38 ` [PATCH] cfq: Remove wait_request flag when idle time is being deleted Jens Axboe

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=4B208DD3.8040500@cn.fujitsu.com \
    --to=guijianfeng@cn.fujitsu.com \
    --cc=jens.axboe@oracle.com \
    --cc=linux-kernel@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox