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Date: Mon, 9 Mar 2015 09:52:34 -0400
From: Tejun Heo <tj@kernel.org>
Subject: Re: [PATCH] memcg: add per cgroup dirty page accounting
Message-ID: <20150309135234.GU13283@htj.duckdns.org>
References: <1425876632-6681-1-git-send-email-gthelen@google.com>
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In-Reply-To: <1425876632-6681-1-git-send-email-gthelen@google.com>
Sender: owner-linux-mm@kvack.org
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To: Greg Thelen <gthelen@google.com>
Cc: Andrew Morton <akpm@linux-foundation.org>, Johannes Weiner <hannes@cmpxchg.org>, Michal Hocko <mhocko@suse.cz>, Konstantin Khebnikov <khlebnikov@yandex-team.ru>, Dave Chinner <david@fromorbit.com>, Sha Zhengju <handai.szj@gmail.com>, Kamezawa Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>, linux-fsdevel@vger.kernel.org, linux-mm@kvack.org

Hello, Greg.

On Sun, Mar 08, 2015 at 09:50:32PM -0700, Greg Thelen wrote:
> When modifying PG_Dirty on cached file pages, update the new
> MEM_CGROUP_STAT_DIRTY counter.  This is done in the same places where
> global NR_FILE_DIRTY is managed.  The new memcg stat is visible in the
> per memcg memory.stat cgroupfs file.  The most recent past attempt at
> this was http://thread.gmane.org/gmane.linux.kernel.cgroups/8632

Awesome.  I had a similar but inferior (haven't noticed the irqsave
problem) patch in my series.  Replaced that with this one.  I'm
getting ready to post the v2 of the cgroup writeback patchset.  Do you
mind routing this patch together in the patchset?

Thanks.

-- 
tejun

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