linux-kernel - Re: [PATCH 0/7] hugepage migration

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Message-ID: <20100702083026.GB12221@basil.fritz.box>
Date:	Fri, 2 Jul 2010 10:30:26 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Naoya Horiguchi <n-horiguchi@...jp.nec.com>
Cc:	Andi Kleen <andi@...stfloor.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Mel Gorman <mel@....ul.ie>,
	Wu Fengguang <fengguang.wu@...el.com>,
	Jun'ichi Nomura <j-nomura@...jp.nec.com>,
	linux-mm <linux-mm@...ck.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/7] hugepage migration

On Fri, Jul 02, 2010 at 02:47:19PM +0900, Naoya Horiguchi wrote:
> This is a patchset for hugepage migration.

Thanks for working on this.
> 
> There are many users of page migration such as soft offlining,
> memory hotplug, memory policy and memory compaction,
> but this patchset adds hugepage support only for soft offlining
> as the first step.

Is that simply because the callers are not hooked up yet 
for the other cases, or more fundamental issues?


> I tested this patchset with 'make func' in libhugetlbfs and
> have gotten the same result as one from 2.6.35-rc3.

Is there a tester for the functionality too? (e.g. mce-test test cases)

-Andi
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