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From: "Henri Hunnekens" <henrihunnekens@gmail.com>
To: "Joachim Deguara" <joachim.deguara@amd.com>
Cc: "Ingo Molnar" <mingo@elte.hu>,
	linux-kernel <linux-kernel@vger.kernel.org>,
	"Thomas Gleixner" <tglx@linutronix.de>
Subject: Re: TSC calibration sometimes not correct with RT patch.
Date: Wed, 25 Jul 2007 13:39:07 +0200	[thread overview]
Message-ID: <e9f486400707250439k432d8b6dwb9c3066d7152f0dd@mail.gmail.com> (raw)
In-Reply-To: <200707251230.24311.joachim.deguara@amd.com>

That was also my first idea, however the local_irq_disable() routine
disables the interrupts according to Ingo, so an SMI is not possible.


2007/7/25, Joachim Deguara <joachim.deguara@amd.com>:
> 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
>
>
>

  reply	other threads:[~2007-07-25 11:39 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-07-25  7:25 Henri Hunnekens
2007-07-25  7:39 ` Ingo Molnar
2007-07-25  7:56   ` Henri Hunnekens
2007-07-25 10:30     ` Joachim Deguara
2007-07-25 11:39       ` Henri Hunnekens [this message]
2007-07-25 11:41         ` Ingo Molnar

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