From: Andi Kleen <ak@suse.de>
To: "R. J. Wysocki" <rjwysocki@sisk.pl>
Cc: linux-kernel@vger.kernel.org, discuss@x86-64.org
Subject: Re: Opteron bug
Date: Sun, 20 Jun 2004 15:49:55 +0200 [thread overview]
Message-ID: <20040620154955.46ffe864.ak@suse.de> (raw)
In-Reply-To: <200406201347.17967.rjwysocki@sisk.pl>
On Sun, 20 Jun 2004 13:47:17 +0200
"R. J. Wysocki" <rjwysocki@sisk.pl> wrote:
> On Sunday 20 of June 2004 15:22, Andi Kleen wrote:
> > On Sat, 19 Jun 2004 22:29:14 +0200
> >
> > "R. J. Wysocki" <rjwysocki@sisk.pl> wrote:
> > > Hi,
> > >
> > > I hope everyone interested in the development for Opteron is aware of the
> > > bug described here:
> > >
> > > http://www.3dchips.net/content/story.php?id=3927
> >
> > The kernel never uses backwards REP prefixes.
>
> So it doesn't matter. :-)
Some user space program could still use it.
You'll have to live with that. CPUs like all other complex
systems have bugs.
> Well, is there any case in which the gcc can produce such stuff?
With inline assembly only I guess.
-Andi
next prev parent reply other threads:[~2004-06-20 11:49 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-06-19 20:29 Opteron bug R. J. Wysocki
2004-06-20 13:22 ` Andi Kleen
2004-06-20 11:47 ` R. J. Wysocki
2004-06-20 12:02 ` Jakub Jelinek
[not found] ` <200406210254.53124.vda@port.imtp.ilyichevsk.odessa.ua>
2004-06-21 5:29 ` Jakub Jelinek
2004-06-20 13:49 ` Andi Kleen [this message]
2004-07-12 17:34 ` [discuss] " H. Peter Anvin
2004-07-12 18:57 ` Richard B. Johnson
-- strict thread matches above, loose matches on Subject: below --
2004-06-20 13:07 Manfred Spraul
2004-06-20 21:49 ` Andi Kleen
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