linux-kernel - Re: [PATCH v8 0/9] per-cgroup tcp memory pressure controls

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Message-Id: <20111209100420.feaef96a.kamezawa.hiroyu@jp.fujitsu.com>
Date:	Fri, 9 Dec 2011 10:04:20 +0900
From:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	Glauber Costa <glommer@...allels.com>
Cc:	<linux-kernel@...r.kernel.org>, <lizf@...fujitsu.com>,
	<ebiederm@...ssion.com>, <davem@...emloft.net>,
	<gthelen@...gle.com>, <netdev@...r.kernel.org>,
	<linux-mm@...ck.org>, <kirill@...temov.name>,
	<avagin@...allels.com>, <devel@...nvz.org>,
	<eric.dumazet@...il.com>, <cgroups@...r.kernel.org>,
	<hannes@...xchg.org>, <mhocko@...e.cz>
Subject: Re: [PATCH v8 0/9] per-cgroup tcp memory pressure controls

On Wed, 7 Dec 2011 09:06:17 -0200
Glauber Costa <glommer@...allels.com> wrote:

> On 12/05/2011 07:34 PM, Glauber Costa wrote:
> > Hi,
> >
> > This is my new attempt to fix all the concerns that were raised during
> > the last iteration.
> >
> > I should highlight:
> > 1) proc information is kept intact. (although I kept the wrapper functions)
> >     it will be submitted as a follow up patch so it can get the attention it
> >     deserves
> > 2) sockets now hold a reference to memcg. sockets can be alive even after the
> >     task is gone, so we don't bother with between cgroups movements.
> >     To be able to release resources more easily in this cenario, the parent
> >     pointer in struct cg_proto was replaced by a memcg object. We then iterate
> >     through its pointer (which is cleaner anyway)
> >
> > The rest should be mostly the same except for small fixes and style changes.
> >
> 
> Kame,
> 
> Does this one address your previous concerns?
> 
Your highlight seems good. I'll look into details.

Thanks,
-Kame

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