linux-kernel - Re: [Bug #15124] PCI host bridge windows ignored (works with pci=use

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Date:	Wed, 27 Jan 2010 22:01:48 -0600
From:	jeff@...rrett.org (Jeff Garrett)
To:	Jesse Barnes <jbarnes@...tuousgeek.org>
Cc:	Yinghai Lu <yinghai@...nel.org>, "Rafael J. Wysocki" <rjw@...k.pl>,
	Bjorn Helgaas <bjorn.helgaas@...com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Kernel Testers List <kernel-testers@...r.kernel.org>,
	Linux PCI <linux-pci@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Myron Stowe <myron.stowe@...com>,
	Matthew Garrett <mjg59@...f.ucam.org>,
	Ingo Molnar <mingo@...e.hu>
Subject: Re: [Bug #15124] PCI host bridge windows ignored (works with
 pci=use_crs)

On Wed, Jan 27, 2010 at 05:35:50PM -0800, Jesse Barnes wrote:
> On Tue, 26 Jan 2010 14:57:31 -0800
> Yinghai Lu <yinghai@...nel.org> wrote:
> 
> > On 01/26/2010 10:17 AM, Jesse Barnes wrote:
> > 
> > > 
> > > For 2.6.33 I'd like a minimal fix though, can you disable it for all
> > > but the multi-IOH case perhaps?
> > > 
> > please check,
> > 
> > [PATCH] x86/pci: don't use ioh resource if only have one ioh
> > 
> > some system could use reosurce out of IOH resources when only one ioh is there.
> > 
> > could be BIOS have wrong IOH resources and not enable them.
> > 
> > Signed-off-by: Yinghai Lu <yinghai@...nel.org>
> 
> I applied this one to my for-linus branch.  Jeff can you confirm it
> works for you?  I'd like to push it to Linus tomorrow.
> 
> Thanks,

FWIW, works...
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