All of lore.kernel.org
 help / color / mirror / Atom feed
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



  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

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20090312125352.GG20716@alberich.amd.com \
    --to=andreas.herrmann3@amd.com \
    --cc=hpa@zytor.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=maximlevitsky@gmail.com \
    --cc=mingo@redhat.com \
    --cc=tglx@linutronix.de \
    --cc=trenn@suse.de \
    --cc=yinghai@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.