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Date: Wed, 3 Jul 2013 17:28:24 +0200
From: Michal Hocko <mhocko@suse.cz>
Subject: Re: [RFC PATCH 0/5] Support multiple pages allocation
Message-ID: <20130703152824.GB30267@dhcp22.suse.cz>
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To: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Andrew Morton <akpm@linux-foundation.org>, Mel Gorman <mgorman@suse.de>, David Rientjes <rientjes@google.com>, Glauber Costa <glommer@gmail.com>, Johannes Weiner <hannes@cmpxchg.org>, KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>, Rik van Riel <riel@redhat.com>, Hugh Dickins <hughd@google.com>, Minchan Kim <minchan@kernel.org>, Jiang Liu <jiang.liu@huawei.com>, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Joonsoo Kim <js1304@gmail.com>

On Wed 03-07-13 17:34:15, Joonsoo Kim wrote:
[...]
> For one page allocation at once, this patchset makes allocator slower than
> before (-5%). 

Slowing down the most used path is a no-go. Where does this slow down
come from?

[...]
-- 
Michal Hocko
SUSE Labs

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