linux-kernel - Re: [PATCH 3/6 v4] cpufreq: tolerate inexact values when collecting stats

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Message-ID: <20121111163821.GA21635@x1.osrc.amd.com>
Date:	Sun, 11 Nov 2012 17:38:24 +0100
From:	Borislav Petkov <bp@...en8.de>
To:	Mark Langsdorf <mark.langsdorf@...xeda.com>
Cc:	linux-kernel@...r.kernel.org, cpufreq@...r.kernel.org,
	linux-pm@...r.kernel.org, MyungJoo Ham <myungjoo.ham@...il.com>
Subject: Re: [PATCH 3/6 v4] cpufreq: tolerate inexact values when collecting
 stats

On Wed, Nov 07, 2012 at 12:32:43PM -0600, Mark Langsdorf wrote:
> When collecting stats, if a frequency doesn't match the table, go through
> the table again with both the search frequency and table values shifted
> left by 10 bits.

Why would that second pass succeed?

And why is this in generic code (I'm assuming this is a Calxeda-specific
case)?

-- 
Regards/Gruss,
Boris.
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