linux-kernel - Re: AMD Quad Core clock problem?

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Date:	Fri, 18 Apr 2008 13:56:09 +0200
From:	"Bart Van Assche" <bart.vanassche@...il.com>
To:	"Marc Perkel" <mperkel@...oo.com>
Cc:	"Chris Snook" <csnook@...hat.com>, linux-kernel@...r.kernel.org
Subject: Re: AMD Quad Core clock problem?

On Thu, Apr 17, 2008 at 8:03 PM, Marc Perkel <mperkel@...oo.com> wrote:
>
>  Thanks Bart - that seems to have worked. A value of
>  10025 seems to get it close enough for NTPD to lock
>  on. I'm using tickadj.
>
>  So - the question is - is this a kernel bug not
>  calibrating quad core phenoms right or do I just have
>  a bad motherboard?

That's a very good question. I don't have enough knowledge of AMD quad
cores and the motherboards they are used in to answer this question.
There should be a kernel maintainer that is able to answer this
question though.

Last year I fixed a similar issue for PPC32. See also
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=0fbbeba2427a842a1a4ac9f379ca2ca37ea907eb;hp=6e1af384f1c1742ae6d86bbf779d4fa020c509bc.

Bart.
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