From: Minchan Kim <minchan.kim@gmail.com>
To: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: linux-mm <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Yasunori Goto <y-goto@jp.fujitsu.com>,
Rik van Riel <riel@redhat.com>,
Johannes Weiner <hannes@cmpxchg.org>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>,
Mel Gorman <mel@csn.ul.ie>, Christoph Lameter <cl@linux.com>
Subject: Re: [PATCH 3/3] mm, mem-hotplug: update pcp->stat_threshold when memory hotplug occur
Date: Tue, 12 Apr 2011 18:24:08 +0900 [thread overview]
Message-ID: <BANLkTi=fEejkrPdX27bFi1x+dHpOSGxQaQ@mail.gmail.com> (raw)
In-Reply-To: <20110411170134.035E.A69D9226@jp.fujitsu.com>
Hi, KOSAKI
On Mon, Apr 11, 2011 at 5:01 PM, KOSAKI Motohiro
<kosaki.motohiro@jp.fujitsu.com> wrote:
> Currently, cpu hotplug updates pcp->stat_threashold, but memory
> hotplug doesn't. there is no reason.
>
> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
> Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
> Acked-by: Mel Gorman <mel@csn.ul.ie>
> Acked-by: Christoph Lameter <cl@linux.com>
I can think it makes sense so I don't oppose the patch merging.
But as you know I am very keen on the description.
What is the problem if hotplug doesn't do it?
I means the patch solves what's problem?
Please write down fully for better description.
Thanks.
--
Kind regards,
Minchan Kim
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next prev parent reply other threads:[~2011-04-12 9:24 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-11 7:59 [patch 0/3 resend] mm, mem-hotplug: proper maintainance zone attribute when memory hotplug occur KOSAKI Motohiro
2011-04-11 8:00 ` [PATCH 1/3] mm, mem-hotplug: fix section mismatch. setup_per_zone_inactive_ratio() should be __meminit KOSAKI Motohiro
2011-04-12 6:18 ` Minchan Kim
2011-04-12 10:28 ` KOSAKI Motohiro
2011-04-12 10:32 ` Minchan Kim
2011-04-12 6:38 ` KAMEZAWA Hiroyuki
2011-04-11 8:00 ` [PATCH 2/3] mm, mem-hotplug: recalculate lowmem_reserve when memory hotplug occur KOSAKI Motohiro
2011-04-12 7:03 ` Minchan Kim
2011-04-11 8:01 ` [PATCH 3/3] mm, mem-hotplug: update pcp->stat_threshold " KOSAKI Motohiro
2011-04-12 9:24 ` Minchan Kim [this message]
2011-04-12 9:29 ` KOSAKI Motohiro
2011-04-12 10:12 ` Minchan Kim
2011-04-12 10:34 ` KOSAKI Motohiro
2011-04-12 10:42 ` Minchan Kim
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