linux-kernel - Re: [PATCH 3/5] dm: relax ordering of bio-based flush implementation

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Message-ID: <4C80C31D.5020906@kernel.org>
Date:	Fri, 03 Sep 2010 11:42:53 +0200
From:	Tejun Heo <tj@...nel.org>
To:	Kiyoshi Ueda <k-ueda@...jp.nec.com>
CC:	jaxboe@...ionio.com, snitzer@...hat.com, j-nomura@...jp.nec.com,
	jamie@...reable.org, linux-kernel@...r.kernel.org,
	linux-fsdevel@...r.kernel.org, linux-raid@...r.kernel.org,
	hch@....de
Subject: Re: [PATCH 3/5] dm: relax ordering of bio-based flush implementation

Hello,

On 09/03/2010 08:04 AM, Kiyoshi Ueda wrote:
> Now queue_io() is called from dec_pending(), which may be called with
> interrupts disabled.
> So queue_io() must not enable interrupts unconditionally and must
> save/restore the current interrupts status.
> 
> Signed-off-by: Kiyoshi Ueda <k-ueda@...jp.nec.com>
> Signed-off-by: Jun'ichi Nomura <j-nomura@...jp.nec.com>

Patch included into the series.  Thanks a lot!

-- 
tejun
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