linux-kernel - Re: [PATCH 1/2] mm: hotplug: implement non-movable version of get_user_pages() called get_user_pages_non

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Message-ID: <5124363C.9060604@cn.fujitsu.com>
Date:	Wed, 20 Feb 2013 10:34:36 +0800
From:	Lin Feng <linfeng@...fujitsu.com>
To:	Mel Gorman <mgorman@...e.de>
CC:	Andrew Morton <akpm@...ux-foundation.org>, bcrl@...ck.org,
	viro@...iv.linux.org.uk, khlebnikov@...nvz.org, walken@...gle.com,
	kamezawa.hiroyu@...fujitsu.com, minchan@...nel.org,
	riel@...hat.com, rientjes@...gle.com,
	isimatu.yasuaki@...fujitsu.com, wency@...fujitsu.com,
	laijs@...fujitsu.com, jiang.liu@...wei.com, mhocko@...e.cz,
	linux-mm@...ck.org, linux-aio@...ck.org,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] mm: hotplug: implement non-movable version of get_user_pages()
 called get_user_pages_non_movable()



On 02/19/2013 09:37 PM, Lin Feng wrote:
>> > 
>> > The other is that this almost certainly broken for transhuge page
>> > handling. gup returns the head and tail pages and ordinarily this is ok
> I can't find codes doing such things :(, could you please point me out?
> 
Sorry, I misunderstood what "tail pages" means, stupid question, just ignore it.
flee...

thanks,
linfeng
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