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From: "H. Peter Anvin" <hpa@zytor.com>
To: Dave Jones <davej@redhat.com>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>,
	Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [X86] Remove unnecessary code in 64bit CPU identification.
Date: Tue, 20 May 2008 07:46:57 -0700	[thread overview]
Message-ID: <4832E461.2070503@zytor.com> (raw)
In-Reply-To: <200805200409.m4K49ZuE024343@gelk.kernelslacker.org>

Dave Jones wrote:
> There were no 64bit Transmeta CPUs made (and it'd be something of
> a surprise if they started any time soon).   To the best of my knowledge,
> no CPU vendor cloned the 80860000 cpuid space claimed by Transmeta.
> By removing this code, we can also eliminate calling cpuid 0x80000007 twice.
> 
> Signed-off-by: Dave Jones <davej@redhat.com>

I'd really like to avoid divergences between the 32-bit and 64-bit code 
if they can be avoided at this point.  These codes need to be unified, 
not further split.

	-hpa

  parent reply	other threads:[~2008-05-20 14:47 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-05-20  4:09 [X86] Remove unnecessary code in 64bit CPU identification Dave Jones
2008-05-20  4:14 ` Dave Jones
2008-05-20 14:46 ` H. Peter Anvin [this message]
2008-05-20 15:16   ` Dave Jones
2008-05-20 17:58     ` H. Peter Anvin
2008-05-20 18:06       ` Dave Jones
2008-05-20 19:18       ` Dave Jones
2008-05-20 19:42         ` H. Peter Anvin
2008-05-21 23:55         ` H. Peter Anvin
2008-05-22 14:04           ` Dave Jones

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