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Date: Mon, 26 Apr 2010 16:36:00 -0400 From: Rik van Riel <riel@...hat.com> To: Arjan van de Ven <arjan@...radead.org> CC: linux-kernel@...r.kernel.org, akpm@...ux-foundation.org, mingo@...e.hu, peterz@...radead.org, tglx@...utronix.de, davej@...hat.com, cpufreq@...r.kernel.org Subject: Re: [PATCH 3/7] sched: update the idle statistics in get_cpu_idle_time_us() On 04/18/2010 03:01 PM, Arjan van de Ven wrote: > From 60851b131900af03bf013afef69f3bcdbb04f1d6 Mon Sep 17 00:00:00 2001 > From: Arjan van de Ven<arjan@...ux.intel.com> > Date: Sun, 18 Apr 2010 10:41:30 -0700 > Subject: [PATCH 3/7] sched: update the idle statistics in get_cpu_idle_time_us() > > Right now, get_cpu_idle_time_us() only reports the idle statistics > upto the point the CPU entered last idle; not what is valid right now. > > This patch adds an update of the idle statistics to get_cpu_idle_time_us(), > so that calling this function always returns statistics that are accurate > at the point of the call. > > This includes resetting the start of the idle time for accounting purposes > to avoid double accounting. > > Signed-off-by: Arjan van de Ven<arjan@...ux.intel.com> Reviewed-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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