linux-kernel - Re: AMD X2 unsynced TSC fix?

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Date:	Sat, 28 Oct 2006 05:22:53 +0100
From:	Sergio Monteiro Basto <sergio@...giomb.no-ip.org>
To:	Andi Kleen <ak@...e.de>
Cc:	Lee Revell <rlrevell@...-job.com>,
	Chris Friesen <cfriesen@...tel.com>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	john stultz <johnstul@...ibm.com>
Subject: Re: AMD X2 unsynced TSC fix?

On Fri, 2006-10-27 at 21:06 -0700, Andi Kleen wrote:
> > So far, has I can understand. Seems to me that my computer which have a
> > Pentium D (Dual Core) on VIA chipset, also have unsynchronized TSC and
> > with the patch of hrtimers on
> 
> Intel systems (except for some large highend systems) have synchronized TSCs. 
> Only exception so far seems to be a few systems that are 
> overclocked/overvolted and running outside their specification. 
> When you do that you'e on your own and we're not interested in a bug
> report.

and my computer :) 
http://www.asrock.com/product/775Dual-880Pro.htm
http://www.asrock.com/support/CPU_Support/show.asp?Model=775Dual-880Pro
Monday I will checkout if my computer is under specs. 
Seems that I like buy computers with many problems on Linux and fix :)

> There was also one BIOS found that had this problem, but it was old and rare
> and got fixed with a upgrade.
> 
> > Just to point out. This could be more a problem of chipsets than CPUs
> > (AMD or Intel). AMD just begin first using x86_64 archs :)
> 
> No.
> 
> -Andi

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