linux-kernel - Re: [PATCH v3 07/11] memcg: add dirty limits to mem

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Message-Id: <20101019095347.473286af.kamezawa.hiroyu@jp.fujitsu.com>
Date:	Tue, 19 Oct 2010 09:53:47 +0900
From:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	Greg Thelen <gthelen@...gle.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	containers@...ts.osdl.org, Andrea Righi <arighi@...eler.com>,
	Balbir Singh <balbir@...ux.vnet.ibm.com>,
	Daisuke Nishimura <nishimura@....nes.nec.co.jp>,
	Minchan Kim <minchan.kim@...il.com>,
	Ciju Rajan K <ciju@...ux.vnet.ibm.com>,
	David Rientjes <rientjes@...gle.com>
Subject: Re: [PATCH v3 07/11] memcg: add dirty limits to mem_cgroup

On Mon, 18 Oct 2010 17:39:40 -0700
Greg Thelen <gthelen@...gle.com> wrote:

> Extend mem_cgroup to contain dirty page limits.  Also add routines
> allowing the kernel to query the dirty usage of a memcg.
> 
> These interfaces not used by the kernel yet.  A subsequent commit
> will add kernel calls to utilize these new routines.
> 
> Signed-off-by: Greg Thelen <gthelen@...gle.com>
> Signed-off-by: Andrea Righi <arighi@...eler.com>
> ---
> 
> Changelog since v1:
> - Rename (for clarity):
>   - mem_cgroup_write_page_stat_item -> mem_cgroup_page_stat_item
>   - mem_cgroup_read_page_stat_item -> mem_cgroup_nr_pages_item
> - Removed unnecessary get_ prefix from get_xxx() functions.
> - Avoid lockdep warnings by using rcu_read_[un]lock() in
>   mem_cgroup_has_dirty_limit().
> 

Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>

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