linux-kernel - Re: [PATCH 02/10] hugetlb: add allocate function for hugepage migration

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Message-ID: <alpine.DEB.2.00.1009231100440.32567@router.home>
Date:	Thu, 23 Sep 2010 11:02:12 -0500 (CDT)
From:	Christoph Lameter <cl@...ux.com>
To:	Mel Gorman <mel@....ul.ie>
cc:	Naoya Horiguchi <n-horiguchi@...jp.nec.com>,
	Andi Kleen <andi@...stfloor.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	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>, tony.luck@...el.com
Subject: Re: [PATCH 02/10] hugetlb: add allocate function for hugepage
 migration

On Thu, 23 Sep 2010, Mel Gorman wrote:

> Are you sure about this case? The virtual address of the page being migrated
> should not changed, only the physical address.

Right. I see that he just extracts a portion of the function. Semantics
of the alloc functions are indeed preserved.

Reviewed-by: Christoph Lameter <cl@...ux.com>

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