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Date: Fri, 28 Jan 2011 20:53:26 -0500 From: Rik van Riel <riel@...hat.com> To: Glauber Costa <glommer@...hat.com> CC: kvm@...r.kernel.org, linux-kernel@...r.kernel.org, aliguori@...ibm.com, Jeremy Fitzhardinge <jeremy.fitzhardinge@...rix.com>, Peter Zijlstra <peterz@...radead.org>, Avi Kivity <avi@...hat.com> Subject: Re: [PATCH v2 3/6] KVM-GST: KVM Steal time accounting On 01/28/2011 02:52 PM, Glauber Costa wrote: > This patch accounts steal time time in kernel/sched. > I kept it from last proposal, because I still see advantages > in it: Doing it here will give us easier access from scheduler > variables such as the cpu rq. The next patch shows an example of > usage for it. > > Since functions like account_idle_time() can be called from > multiple places, not only account_process_tick(), steal time > grabbing is repeated in each account function separatedely. > > Signed-off-by: Glauber Costa<glommer@...hat.com> > CC: Rik van Riel<riel@...hat.com> > CC: Jeremy Fitzhardinge<jeremy.fitzhardinge@...rix.com> > CC: Peter Zijlstra<peterz@...radead.org> > CC: Avi Kivity<avi@...hat.com> Not the traditional way of doing steal time, but a lot cleaner than the legacy code that's left over from when each clocksource had its own interrupt function. I like it. Acked-by: Rik van Riel <riel@...hat.com> -- All rights reversed -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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