linux-kernel - Re: [git head] Should X86_PAT really default to yes?

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Date:	Mon, 5 May 2008 20:56:31 +0200
From:	Frans Pop <elendil@...net.nl>
To:	"Pallipadi, Venkatesh" <venkatesh.pallipadi@...el.com>
Cc:	"Yinghai Lu" <yhlu.kernel@...il.com>,
	"Barnes, Jesse" <jesse.barnes@...el.com>,
	linux-kernel@...r.kernel.org, "Ingo Molnar" <mingo@...e.hu>,
	"Packard, Keith" <keith.packard@...el.com>
Subject: Re: [git head] Should X86_PAT really default to yes?

On Monday 05 May 2008, Pallipadi, Venkatesh wrote:
> >On Sunday 04 May 2008, Yinghai Lu wrote:
> >> can you boot with pat=off and send out /proc/mtrr?
> >
> >Hmmm. Is 'pat=off' supposed to do anything?
>
> The option for this is actually "nopat".

Yes, that does work. Thanks.

Contents of /proc/mtrr remain unchanged.
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