linux-kernel - Re: [PATCH] x86: enable PAT on (almost) all CPUs that advertise it

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Message-ID: <485000E7.80408@zytor.com>
Date:	Wed, 11 Jun 2008 09:44:23 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Andreas Herrmann <andreas.herrmann3@....com>
CC:	Rene Herman <rene.herman@...access.nl>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...e.hu>, linux-kernel@...r.kernel.org,
	Venkatesh Pallipadi <venkatesh.pallipadi@...el.com>,
	Suresh B Siddha <suresh.b.siddha@...el.com>,
	Dave Jones <davej@...hat.com>
Subject: Re: [PATCH] x86: enable PAT on (almost) all CPUs that advertise it

Andreas Herrmann wrote:
> 
> I just kept the "whitelist" for Intel CPUs. It is similar to what was
> submitted by Venkatesh in the first place.
> See pat_known_cpu() in commit 2e5d9c857d4e6c9e7b7d8c8c86a68a7842d213d6
> (x86: PAT infrastructure patch).
> 

Yes, but the "whitelist" for Intel CPUs cover all CPUs which ever 
flagged the PAT bit, so it should be nuked, too.

	-hpa
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