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From: Gu Zheng <guz.fnst@cn.fujitsu.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: Benjamin LaHaise <bcrl@kvack.org>, <linux-aio@kvack.org>,
	<m.koenigshaus@wut.de>, <linux-kernel@vger.kernel.org>,
	<stable@vger.kernel.org>
Subject: Re: [PATCH] aio: fix uncorrent dirty pages accouting when truncating AIO ring buffer
Date: Thu, 6 Nov 2014 09:14:27 +0800	[thread overview]
Message-ID: <545ACB73.3050402@cn.fujitsu.com> (raw)
In-Reply-To: <20141105130018.7750139c497f842bdf6070e4@linux-foundation.org>

Hi Andrew,
On 11/06/2014 05:00 AM, Andrew Morton wrote:

> On Wed, 5 Nov 2014 09:56:20 -0500 Benjamin LaHaise <bcrl@kvack.org> wrote:
> 
>> On Wed, Nov 05, 2014 at 05:53:11PM +0800, Gu Zheng wrote:
>>> ping...
>>
>> I need someone a bit more familiar with this area of code to chime in on 
>> reviewing this.  Andrew, can you provide any feedback on this fix?
> 
> That looks like a sensible solution and the changelog is good.  A
> couple of suggested modifications:
> 
> - Don't use the term "pinned" in the changelog without explaining it
>   - it's a terribly ambiguous term.  I assume here you mean "pinned by
>   elevating the page's refcount"?

Yes.

> 
> - Could we have just one wee little code comment, explaining why
>   aio_fs_backing_dev_info exists, what function it is serving?  Put
>   yourself in the position of a reader wondering "why is this here".
> .

Got it.
Thanks for your suggestion. Will update it soon.

Regards,
Gu

> 



      reply	other threads:[~2014-11-06  1:14 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1414750042-20832-1-git-send-email-guz.fnst@cn.fujitsu.com>
2014-11-05  9:53 ` [PATCH] aio: fix uncorrent dirty pages accouting when truncating AIO ring buffer Gu Zheng
2014-11-05 14:56   ` Benjamin LaHaise
2014-11-05 21:00     ` Andrew Morton
2014-11-06  1:14       ` Gu Zheng [this message]

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