From: Andreas Herrmann <andreas.herrmann3@amd.com>
To: Maxim Levitsky <maximlevitsky@gmail.com>
Cc: Yinghai Lu <yinghai@kernel.org>, Ingo Molnar <mingo@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>,
linux-kernel@vger.kernel.org, trenn@suse.de
Subject: Re: [PATCH] x86: mtrr: don't modify RdDram/WrDram bits of fixed MTRRs
Date: Thu, 12 Mar 2009 13:53:52 +0100 [thread overview]
Message-ID: <20090312125352.GG20716@alberich.amd.com> (raw)
In-Reply-To: <1236860942.12514.1.camel@localhost>
On Thu, Mar 12, 2009 at 02:29:02PM +0200, Maxim Levitsky wrote:
> On Thu, 2009-03-12 at 12:41 +0100, Andreas Herrmann wrote:
> > (Causing Suspend/resume problem:)
> > - Acer Ferrari 1000
> > - Acer Ferrari 5000
> What problem?
> Hang second resume???
See
http://lkml.org/lkml/2007/4/3/110
I don't have access to such a machine. Thus I don't know
what the exact problem was.
But it was the reason that the code to sync RdMem/WrMem bits of
fixed-MTRRs on AMD-CPUs was added. And now this caused new problems on
systems with other buggy BIOSes.
Regards,
Andreas
--
Operating | Advanced Micro Devices GmbH
System | Karl-Hammerschmidt-Str. 34, 85609 Dornach b. München, Germany
Research | Geschäftsführer: Jochen Polster, Thomas M. McCoy, Giuliano Meroni
Center | Sitz: Dornach, Gemeinde Aschheim, Landkreis München
(OSRC) | Registergericht München, HRB Nr. 43632
next prev parent reply other threads:[~2009-03-12 12:54 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-11 15:00 [PATCH] x86: mtrr: don't modify RdDram/WrDram bits of fixed MTRRs Andreas Herrmann
2009-03-12 8:01 ` Yinghai Lu
2009-03-12 11:41 ` Andreas Herrmann
2009-03-12 12:29 ` Maxim Levitsky
2009-03-12 12:53 ` Andreas Herrmann [this message]
2009-03-12 18:24 ` Yinghai Lu
2009-03-13 9:06 ` Andreas Herrmann
2009-03-12 16:39 ` [PATCH v2] " Andreas Herrmann
2009-03-13 1:58 ` Ingo Molnar
2009-03-13 8:42 ` Thomas Renninger
2009-03-13 9:18 ` Ingo Molnar
2009-03-13 10:08 ` How to submit patches that should be considered for stable inclusion also [Was: Re: [PATCH v2] x86: mtrr: ...] Thomas Renninger
2009-03-13 20:27 ` Greg KH
2009-03-13 9:04 ` [PATCH v2] x86: mtrr: don't modify RdDram/WrDram bits of fixed MTRRs Andreas Herrmann
2009-03-13 9:21 ` Ingo Molnar
2009-03-13 2:35 ` [tip:x86/mtrr] " Andreas Herrmann
2009-03-13 9:21 ` Andreas Herrmann
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