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

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Date:	Sat, 9 Aug 2008 21:30:14 +0200
From:	Thomas Renninger <trenn@...e.de>
To:	"S K" <nospamnoham@...il.com>
Cc:	"Alan Jenkins" <alan-jenkins@...fmail.co.uk>,
	"Zhao Yakui" <yakui.zhao@...el.com>, linux-kernel@...r.kernel.org,
	linux-acpi@...r.kernel.org
Subject: Re: cpufreq doesn't seem to work in Intel Q9300

Hi,

just that in case you try out kernels...

On Saturday 09 August 2008 08:59:47 pm Thomas Renninger wrote:
> On Friday 08 August 2008 08:23:25 pm S K wrote:

> Mark Langsdorf reported some acpi breakage in .27-rc1, this could also be
> the reason.
---------
> I got a regression when updated from 2.6.27-rc1 ro
> 2.6.27-rc2.  The noticeable symptom is the powernow-k8
> driver stopped working because the call to 
> acpi_processor_register_performance() is returning
> -EINVAL.
----------

So it's rc2 not rc1, but AFAIK your report should be older than rc2.

There also was a similar report from Laurence Darby <ldarby@...fmail.com>.
He still posted on the old cpufreq list.
Subject: Core 2 Duo E8400 stepping 6 not recognised

A BIOS update helped.
You may be able to google this out and compare his CPU_FREQ_DEBUG logs.

      Thomas
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