Date: Sun, 24 Feb 2008 08:50:39 +0100
From: Ingo Molnar <mingo@elte.hu>
To: Yinghai Lu <Yinghai.Lu@Sun.COM>
Cc: Andi Kleen <andi@firstfloor.org>,
       Andrew Morton <akpm@linux-foundation.org>,
       Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] x86_64: make amd quad core 8 socket system not be
	clustered_box v2
Message-ID: <20080224075039.GA9052@elte.hu>
References: <200802210258.45011.yinghai.lu@sun.com> <200802221102.31019.yinghai.lu@sun.com> <47BF1BD9.4020808@firstfloor.org> <200802232148.43255.yinghai.lu@sun.com>
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* Yinghai Lu <Yinghai.Lu@Sun.COM> wrote:

> quad core 8 socket system will have apic id lifting.the apic id range 
> could be [4, 0x23]. and apic_is_clustered_box will think that need to 
> three clusters and that is large than 2. So it is treated as 
> clustered_box.
> 
> and will get
> 
> Marking TSC unstable due to TSCs unsynchronized
> 
> even the CPUs have X86_FEATURE_CONSTANT_TSC set.
> 
> this patch will check if the cpu is from AMD.

thanks Yinghai, applied.

	Ingo
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