linux-kernel - Re: [PATCH 5/7] sched: eliminate the ts->idle

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Date:	Mon, 26 Apr 2010 17:00:47 -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 5/7] sched: eliminate the ts->idle_lastupdate field

On 04/18/2010 03:02 PM, Arjan van de Ven wrote:
>  From 526a9f347d5a953f37b67b4b2afb39d7b4d77a92 Mon Sep 17 00:00:00 2001
> From: Arjan van de Ven<arjan@...ux.intel.com>
> Date: Sun, 18 Apr 2010 10:49:30 -0700
> Subject: [PATCH 5/7] sched: eliminate the ts->idle_lastupdate field
>
> Now that the only user of ts->idle_lastupdate is update_ts_time_stats(),
> the entire field can be eliminated.
>
> In update_ts_time_stats(), idle_lastupdate is first set to "now",
> and a few lines later, the only user is an if() statement that
> assigns a variable either to "now" or to ts->idle_lastupdate,
> which has the value of "now" at that point.
>
> Signed-off-by: Arjan van de Ven<arjan@...ux.intel.com>

Reviewed-by: Rik van Riel <riel@...hat.com>

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