linux-kernel - Re: sched: only update rq->clock while holding rq->lock

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Message-Id: <1224145782.28131.27.camel@twins>
Date:	Thu, 16 Oct 2008 10:29:42 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	vatsa@...ibm.com
Cc:	Ingo Molnar <mingo@...e.hu>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Dhaval Giani <dhaval@...ux.vnet.ibm.com>,
	Balbir Singh <balbir@...ux.vnet.ibm.com>,
	shaggy@...ux.vnet.ibm.com, brking@...ux.vnet.ibm.com
Subject: Re: sched: only update rq->clock while holding rq->lock

On Thu, 2008-10-16 at 08:02 +0530, Srivatsa Vaddagiri wrote:
> On Wed, Oct 15, 2008 at 08:37:23PM +0200, Peter Zijlstra wrote:
> > Vatsa noticed rq->clock going funny and tracked it down to an update_rq_clock()
> > outside a rq->lock section.
> 
> For the records, actually Brian King and David Kleikamp noticed this!

Thanks Brian and Shaggy!


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