linux-kernel - Re: TSC calibration sometimes not correct with RT patch.

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Message-ID: <200707251230.24311.joachim.deguara@amd.com>
Date:	Wed, 25 Jul 2007 12:30:23 +0200
From:	"Joachim Deguara" <joachim.deguara@....com>
To:	"Henri Hunnekens" <henrihunnekens@...il.com>
cc:	"Ingo Molnar" <mingo@...e.hu>,
	"linux-kernel" <linux-kernel@...r.kernel.org>,
	"Thomas Gleixner" <tglx@...utronix.de>
Subject: Re: TSC calibration sometimes not correct with RT patch.

On Wednesday 25 July 2007 09:56:38 Henri Hunnekens wrote:
> Some more information, the problems occurs on a SMP machine. I've
> added the system logging which displays the CPU speed. The last line
> shows an inaccurate processor speed! I'll try an update, but I expect
> this has something to do with the TSC calibration and that hasn't
> changed, If I'm correct.

Could it just be that an SMI happened during the calibration?

-Joachim


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