linux-kernel - Re: [PATCH 07/10] cpufreq: Add support for x86 cpuinfo auto loading

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Message-ID: <20111208143725.GD24062@one.firstfloor.org>
Date:	Thu, 8 Dec 2011 15:37:25 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Borislav Petkov <bp@...64.org>
Cc:	Andi Kleen <andi@...stfloor.org>, linux-kernel@...r.kernel.org,
	kay.sievers@...y.org, trenn@...e.de,
	Andi Kleen <ak@...ux.intel.com>, davej@...hat.com,
	hpa@...or.com
Subject: Re: [PATCH 07/10] cpufreq: Add support for x86 cpuinfo auto loading

> Well, there is CPUID_8000_0007_EDX[7] which denotes the presence
> of the P-state registers. It probably could be added to
> init_scattered_cpuid_features() but there's still special handling
> needed for K8.

Dave is probably right that it's not worth moving the list.

> Can you do both a family and a feature bit test with the autoprobing
> code?

Yes.
-Andi
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