linux-kernel - Re: [regression, bisected] Xonar DX invalid PCI I/O range since 977d17bb174

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Message-ID: <1273518468.2491.1.camel@darwin.lan>
Date:	Mon, 10 May 2010 21:07:48 +0200
From:	Peter Henriksson <peter.henriksson@...il.com>
To:	Jesse Barnes <jbarnes@...tuousgeek.org>
Cc:	Yinghai <yinghai.lu@...cle.com>,
	Clemens Ladisch <clemens@...isch.de>,
	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [regression, bisected] Xonar DX invalid PCI I/O range since 
 977d17bb174

Any chance of a fix for this before 2.6.34 is released?

Cheers,
Peter

On Wed, 2010-04-21 at 08:54 -0700, Jesse Barnes wrote:
> On Tue, 20 Apr 2010 23:06:09 -0700
> Yinghai <yinghai.lu@...cle.com> wrote:
> > after several times retry, mmio ranges get assigned, but io port range can be allocated enough range. it needs 16k,
> > but under 05:01.0 to 08:00.0 and 09:04.0 orginal io port from BIOS allocation get lost.
> > 
> > wonder be good, if We can restore it for such case.
> > 
> > current may have to disable bridge resizing feature by default.
> > 
> > can you send out 
> > lspci -vvxxx
> > lspci -tv 
> 
> Since we don't really know which devices will be in use until drivers
> load (and not even then if they're userspace drivers), it might be best
> to put off the reassignment until a PCI driver expresses an interest in
> the range.
> 
> At least, it seems like that would be closer to the ideal approach than
> trying to reassign everything at boot, potentially making devices that
> don't matter get resources and leaving important devices disabled.
> 


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