linux-kernel - Re: [PATCH v2] vmscan: check all_unreclaimable in direct reclaim path

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Message-ID: <AANLkTimzby23QO4w0o1vSHnin9AakoG+cp9zd6a8T6FA@mail.gmail.com>
Date:	Mon, 13 Sep 2010 09:47:02 +0900
From:	Minchan Kim <minchan.kim@...il.com>
To:	"Rafael J. Wysocki" <rjw@...k.pl>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-mm <linux-mm@...ck.org>,
	LKML <linux-kernel@...r.kernel.org>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Rik van Riel <riel@...hat.com>,
	"M. Vefa Bicakci" <bicave@...eronline.com>, stable@...nel.org
Subject: Re: [PATCH v2] vmscan: check all_unreclaimable in direct reclaim path

On Mon, Sep 13, 2010 at 2:42 AM, Rafael J. Wysocki <rjw@...k.pl> wrote:
> On Sunday, September 12, 2010, Minchan Kim wrote:
>> Adnrew, Please drop my old version and merge this verstion.
>> (old : vmscan-check-all_unreclaimable-in-direct-reclaim-path.patch)
>>
>>  * Changelog from v2
>>    * remove inline - suggested by Andrew
>>    * add function desription - suggeseted by Adnrew
>>
>> == CUT HERE ==
>
> For the record, this commit:
>
> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=6715045ddc7472a22be5e49d4047d2d89b391f45
>
> is reported to fix the problem without the $subject patch (see
> http://lkml.org/lkml/2010/9/11/129).  So, I'm not sure if it's still necessary
> to special case this particular situation?


I didn't follow your patch.
If your patch can fix the problem, We don't need new overhead direct
reclaim without big benefit. So I don't care of dropping this patch.

We need agreement of another author KOSAKI.

Thanks for the information, Rafael. :)
-- 
Kind regards,
Minchan Kim
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