From: Zhan Jianyu <nasa4836@gmail.com>
To: Michal Hocko <mhocko@suse.cz>
Cc: Johannes Weiner <hannes@cmpxchg.org>,
Balbir Singh <bsingharora@gmail.com>,
kamezawa.hiroyu@jp.fujitsu.com,
Andrew Morton <akpm@linux-foundation.org>,
cgroups@vger.kernel.org,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] mm/memcontrol.c: make mem_cgroup_read_stat() read all interested stat item in one go
Date: Wed, 16 Apr 2014 23:22:51 +0800 [thread overview]
Message-ID: <CAHz2CGXiRnBuza6ByvuDZpuxB4sP3wDBZ2OiLTACEX7ZMAuvXw@mail.gmail.com> (raw)
In-Reply-To: <20140416092245.GD12866@dhcp22.suse.cz>
On Wed, Apr 16, 2014 at 5:22 PM, Michal Hocko <mhocko@suse.cz> wrote:
> cannot say I like the new code much more than the previous one and
> I've never seen the old one being a bottleneck. So I am not entirely
> fond of optimization without a good reason. (Hint, if you are optimizing
> something always show us numbers which support the optimization)
Hmm, actually I now have no workload to support this optimizaton, I will
refine patch if I have one. Thanks for all your comments.
Thanks,
Jianyu Zhan
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prev parent reply other threads:[~2014-04-16 15:23 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-10 17:11 Jianyu Zhan
2014-04-15 1:52 ` Johannes Weiner
2014-04-16 9:22 ` Michal Hocko
2014-04-16 15:22 ` Zhan Jianyu [this message]
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