From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: Lee Schermerhorn <Lee.Schermerhorn@hp.com>
Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org,
akpm@linux-foundation.org, apw@shadowen.org, clameter@sgi.com,
ak@suse.de, jbarnes@virtuousgeek.org, eric.whitney@hp.com
Subject: Re: [PATCH 2.6.21-rc1-mm1] add check_highest_zone to build_zonelists_in_zone_order
Date: Thu, 17 May 2007 10:04:32 +0900 [thread overview]
Message-ID: <20070517100432.94c39067.kamezawa.hiroyu@jp.fujitsu.com> (raw)
In-Reply-To: <1179345459.5867.31.camel@localhost>
On Wed, 16 May 2007 15:57:39 -0400
Lee Schermerhorn <Lee.Schermerhorn@hp.com> wrote:
>
> [PATCH 2.6.21-rc1-mm1] add check_highest_zone to build_zonelists_in_zone_order
>
> We missed this in the "change zone order" series. We need to record
> the highest populated zone, just as build_zonelists_node() does.
> Memory policies apply only to this zone. Without this, we'll be
> applying policy to all zones, including DMA, I think. Not having
> thought about it much, I can't claim to understand the downside of
> doing so.
>
> Also, display selected "policy zone" during boot or reconfig
> of zonelist order, if 'NUMA. Inquiring minds [might] want to know...
>
> Cleanup: remove stale comment in set_zonelist_order()
>
> Signed-off-by: Lee Schermerhorn <lee.schermerhorn@hp.com>
>
Acked-By: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
-Kame
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prev parent reply other threads:[~2007-05-17 1:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-05-16 19:57 Lee Schermerhorn
2007-05-17 1:04 ` KAMEZAWA Hiroyuki [this message]
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