linux-kernel - Re: [PATCH] [16/20] x86: Allow TSC clock source on AMD Fam10h and some cleanup

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Message-ID: <20080104083818.GA26921@elte.hu>
Date:	Fri, 4 Jan 2008 09:38:18 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Andi Kleen <ak@...e.de>
Cc:	lenb@...nel.org, linux-kernel@...r.kernel.org,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>
Subject: Re: [PATCH] [16/20] x86: Allow TSC clock source on AMD Fam10h and
	some cleanup


* Andi Kleen <ak@...e.de> wrote:

> After a lot of discussions with AMD it turns out that TSC on Fam10h 
> CPUs is synchronized when the CONSTANT_TSC cpuid bit is set. Or rather 
> that if there are ever systems where that is not true it would be 
> their BIOS' task to disable the bit.
> 
> So finally use TSC gettimeofday on Fam10h by default.

thanks, applied.

	Ingo
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