linux-kernel - Re: 2.6.26, PAT and AMD family 6

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Message-ID: <87d4nxayr4.fsf@basil.nowhere.org>
Date:	Thu, 08 May 2008 12:14:39 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Rene Herman <rene.herman@...access.nl>,
	Thomas Gleixner <tglx@...utronix.de>,
	Adrian Bunk <bunk@...nel.org>,
	Yinghai Lu <yhlu.kernel@...il.com>,
	Ingo Molnar <mingo@...e.hu>,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	akpm@...ux-foundation.org, Pavel Machek <pavel@...e.cz>
Subject: Re: 2.6.26, PAT and AMD family 6

"H. Peter Anvin" <hpa@...or.com> writes:
>
> Well, there *is* support for that - all the raw information is there
> in /dev/cpu/*/cpuid.  There are other reasons why /proc/cpuinfo is the
> wrong interface to try to get the "real" CPUID information - we only
> report CPU features that the kernel knows about; bits we don't, if we
> can decode them at all, we just don't show.

They are reported as numbers (assuming they are in the existing leaves)

-Andi
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