linux-kernel - Re: [Bug #16007] x86/pci Oops with CONFIG_SND_HDA

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Date:	Fri, 23 Jul 2010 21:51:58 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Bjorn Helgaas <bjorn.helgaas@...com>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	Maciej Rutecki <maciej.rutecki@...il.com>,
	"Graham Ramsey" <ramsey.graham@...world.com>,
	"Yinghai Lu" <yinghai@...nel.org>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	linux-pci@...r.kernel.org
Subject: Re: [Bug #16007] x86/pci Oops with CONFIG_SND_HDA_INTEL

On Friday, July 23, 2010, Bjorn Helgaas wrote:
> On Friday, July 23, 2010 06:15:50 am Rafael J. Wysocki wrote:
> > This message has been generated automatically as a part of a report
> > of regressions introduced between 2.6.33 and 2.6.34.
> > 
> > The following bug entry is on the current list of known regressions
> > introduced between 2.6.33 and 2.6.34.  Please verify if it still should
> > be listed and let the tracking team know (either way).
> > 
> > 
> > Bug-Entry	: http://bugzilla.kernel.org/show_bug.cgi?id=16007
> > Subject		: x86/pci Oops with CONFIG_SND_HDA_INTEL
> > Submitter	: Graham Ramsey <ramsey.graham@...world.com>
> > Date		: 2010-05-19 17:09 (66 days old)
> > Handled-By	: Yinghai Lu <yinghai@...nel.org>
> > 		  Bjorn Helgaas <bjorn.helgaas@...com>
> > Patch		: https://patchwork.kernel.org/patch/105662/
> 
> This entry should remain on the regression list.
> 
> In my opinion, we should apply Graham's patch from comment 8:
>   https://bugzilla.kernel.org/attachment.cgi?id=26508
> which turns on "pci=use_crs" for this machine.
> 
> BIOS is telling us what configuration works, and we should
> pay attention to it.  amd_bus.c has no hope of ever discovering
> this working configuration.

I agree, FWIW.

Rafael
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