linux-kernel - Re: cpufreq doesn't seem to work in Intel Q9300

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Message-ID: <20080811113848.GA8382@martell.zuzino.mipt.ru>
Date:	Mon, 11 Aug 2008 15:38:48 +0400
From:	Alexey Dobriyan <adobriyan@...il.com>
To:	Arjan van de Ven <arjan@...radead.org>
Cc:	S K <nospamnoham@...il.com>, Zhao Yakui <yakui.zhao@...el.com>,
	Thomas Renninger <trenn@...e.de>,
	Alan Jenkins <alan-jenkins@...fmail.co.uk>,
	linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org
Subject: Re: cpufreq doesn't seem to work in Intel Q9300

On Mon, Aug 11, 2008 at 04:22:44AM -0700, Arjan van de Ven wrote:
> On Sun, 10 Aug 2008 21:44:50 -0700
> "S K" <nospamnoham@...il.com> wrote:
> > > But it is very strange that cpufreq scaling can work on Windows XP.
> > > Will you please try the P4 clock cpufreq driver and see whether the
> > > scaling can work ? In fact P4 clock cpufreq driver is already
> > > replaced by acpi_cpufreq driver for the latest cpu.
> > > Anyway please try p4 clock cpufreq driver.
> > 
> > What is the name of the driver? I'm not able to find any such driver
> > in Fedora 9 installed modules. There is only acpi-cpufreq and
> > powernow-k8.
> > 
> 
> yeah don't bother with p4-clockmod, it's not something that saves you
> energy... it only gives you a fake feeling that you would.

Why it is still in tree?

It's likely that you'll waste more time explaining everybody to not use
p4-clockmod than send a patch.

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