linux-kernel - Re: [PATCH] block: add timer on blkdev_dequeue_request() not elv_next

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Message-ID: <4909839D.1020508@kernel.org>
Date:	Thu, 30 Oct 2008 18:51:25 +0900
From:	Tejun Heo <tj@...nel.org>
To:	Mike Anderson <andmike@...ux.vnet.ibm.com>
CC:	Jens Axboe <jens.axboe@...cle.com>,
	James Bottomley <James.Bottomley@...senPartnership.com>,
	linux-scsi <linux-scsi@...r.kernel.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	IDE/ATA development list <linux-ide@...r.kernel.org>
Subject: Re: [PATCH] block: add timer on blkdev_dequeue_request() not	elv_next_request()

Mike Anderson wrote:
> From: Mike Anderson <andmike@...ux.vnet.ibm.com>
> Date: Thu, 30 Oct 2008 02:16:20 -0700
> Subject: [PATCH 1/1] blk: move blk_delete_timer call in end_that_request_last
> 
> Move the calling  blk_delete_timer to later in end_that_request_last to
> address an issue where blkdev_dequeue_request may have add a timer for the
> request.
> 
> Signed-off-by: Mike Anderson <andmike@...ux.vnet.ibm.com>

This patch definitely is necessary.

Acked-by: Tejun Heo <tj@...nel.org>

Thanks.

-- 
tejun
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