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

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Message-ID: <49096865.2050006@kernel.org>
Date:	Thu, 30 Oct 2008 16:55:17 +0900
From:	Tejun Heo <tj@...nel.org>
To:	Jens Axboe <jens.axboe@...cle.com>
CC:	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()

Jens Axboe wrote:
> That's actually a pretty dumb error, I'm surprised it hasn't reared its
> ugly face in more ways. Presumably because the timeout is usually so
> long, that we'll get to actually issuing and completing it within the
> normal timeout anyway.

Heh... it showed its ugly face in many different ways while I was
playing with PMP connected via a very long eSATA cable.

Thanks.  :-)

-- 
tejun
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