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Date: Thu, 22 Mar 2012 14:49:21 -0400
From: Larry Woodman <lwoodman@redhat.com>
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Subject: Re: [PATCH -mm] do_migrate_pages() calls migrate_to_node() even if
 task is already on a correct node
References: <4F6B6BFF.1020701@redhat.com> <4F6B7358.60800@gmail.com>
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To: KOSAKI Motohiro <kosaki.motohiro@gmail.com>
Cc: Christoph Lameter <cl@linux.com>, linux-mm@kvack.org, Linux Kernel Mailing List <linux-kernel@vger.kernel.org>, Andrew Morton <akpm@linux-foundation.org>, Rik van Riel <riel@redhat.com>, Motohiro Kosaki <mkosaki@redhat.com>

On 03/22/2012 02:45 PM, KOSAKI Motohiro wrote:
> CC to Christoph.
>
>
Sorry Christoph I meant to cc you on the original message!

Larry

> Wait.
>
> This may be non-optimal for cpusets, but maybe optimal migrate_pages, 
> especially
> the usecase is HPC. I guess this is intended behavior. I think we need 
> to hear
> Christoph's intention.
>
> But, I'm not against this if he has no objection.
>
>

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Date: Thu, 22 Mar 2012 14:49:21 -0400
From: Larry Woodman <lwoodman@redhat.com>
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To: KOSAKI Motohiro <kosaki.motohiro@gmail.com>
CC: Christoph Lameter <cl@linux.com>, linux-mm@kvack.org,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>,
        Rik van Riel <riel@redhat.com>, Motohiro Kosaki <mkosaki@redhat.com>
Subject: Re: [PATCH -mm] do_migrate_pages() calls migrate_to_node() even if
 task is already on a correct node
References: <4F6B6BFF.1020701@redhat.com> <4F6B7358.60800@gmail.com>
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On 03/22/2012 02:45 PM, KOSAKI Motohiro wrote:
> CC to Christoph.
>
>
Sorry Christoph I meant to cc you on the original message!

Larry

> Wait.
>
> This may be non-optimal for cpusets, but maybe optimal migrate_pages, 
> especially
> the usecase is HPC. I guess this is intended behavior. I think we need 
> to hear
> Christoph's intention.
>
> But, I'm not against this if he has no objection.
>
>