linux-kernel - Re: [patch 12/16] sched: prevent interactions with throttled entities

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Message-ID: <CAPM31RLSh38tAchrapdku7yBZLyY+_NrTVCszTFTOLk+rujQ=w@mail.gmail.com>
Date:	Mon, 27 Jun 2011 21:43:00 -0700
From:	Paul Turner <pjt@...gle.com>
To:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
Cc:	linux-kernel@...r.kernel.org,
	Bharata B Rao <bharata@...ux.vnet.ibm.com>,
	Dhaval Giani <dhaval.giani@...il.com>,
	Balbir Singh <balbir@...ux.vnet.ibm.com>,
	Vaidyanathan Srinivasan <svaidy@...ux.vnet.ibm.com>,
	Srivatsa Vaddagiri <vatsa@...ibm.com>,
	Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>,
	Hidetoshi Seto <seto.hidetoshi@...fujitsu.com>,
	Ingo Molnar <mingo@...e.hu>, Pavel Emelyanov <xemul@...nvz.org>
Subject: Re: [patch 12/16] sched: prevent interactions with throttled entities

On Wed, Jun 22, 2011 at 2:34 PM, Peter Zijlstra <a.p.zijlstra@...llo.nl> wrote:
> On Tue, 2011-06-21 at 00:17 -0700, Paul Turner wrote:
>> +       udd.cpu = rq->cpu;
>> +       udd.now = rq->clock_task;
>> +       walk_tg_tree_from(cfs_rq->tg, tg_unthrottle_down, tg_nop,
>> +                         (void *)&udd);
>
> How about passing rq along and not using udd? :-)
>

egads.. yes!
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