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Re: [PATCH 2/4] Reuse cgroup's parent pointer [message #44211 is a reply to message #44207]

Fri, 25 November 2011 02:29

KAMEZAWA Hiroyuki
Messages: 463
Registered: September 2006

Senior Member

On Thu, 24 Nov 2011 23:33:24 -0200
Glauber Costa <glommer@parallels.com> wrote:

> We already have a pointer to the cgroup parent (whose data is more likely
> to be in the cache than this, anyway), so there is no need to have this one
> in cpuacct.
>
> This patch makes the underlying cgroup be used instead.
>
> Signed-off-by: Glauber Costa <glommer@parallels.com>
> CC: Paul Tuner <pjt@google.com>
> CC: Peter Zijlstra <a.p.zijlstra@chello.nl>

makes sense

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

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[Message index]

		[PATCH 0/4] cpuacct cleanup By: Glauber Costa on Fri, 25 November 2011 01:33
		[PATCH 2/4] Reuse cgroup's parent pointer By: Glauber Costa on Fri, 25 November 2011 01:33
		Re: [PATCH 2/4] Reuse cgroup's parent pointer By: KAMEZAWA Hiroyuki on Fri, 25 November 2011 02:29
		[PATCH 1/4] Change cpustat fields to an array. By: Glauber Costa on Fri, 25 November 2011 01:33
		Re: [PATCH 1/4] Change cpustat fields to an array. By: KAMEZAWA Hiroyuki on Fri, 25 November 2011 02:33
		[PATCH 3/4] Move part of cpuacct code By: Glauber Costa on Fri, 25 November 2011 01:33
		Re: [PATCH 3/4] Move part of cpuacct code By: Paul Turner on Sat, 26 November 2011 13:21
		Re: [PATCH 3/4] Move part of cpuacct code By: Glauber Costa on Sat, 26 November 2011 20:17
		[PATCH 4/4] cpuacct.stat: re-use scheduler statistics for the root cgroup By: Glauber Costa on Fri, 25 November 2011 01:33
		Re: [PATCH 4/4] cpuacct.stat: re-use scheduler statistics for the root cgroup By: KAMEZAWA Hiroyuki on Fri, 25 November 2011 02:37

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