linux-kernel - Re: drivers/pci/probe.c patch in 2.6.20.4 causes 'cannot adjust BAR0 (not I/O)' on NVidia MCP51

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Message-ID: <46072F2A.9060803@kpfleming.us>
Date:	Sun, 25 Mar 2007 19:25:46 -0700
From:	"Kevin P. Fleming" <lkml@...leming.us>
To:	Adrian Bunk <bunk@...sta.de>
CC:	Alan Cox <alan@...rguk.ukuu.org.uk>, Greg KH <greg@...ah.com>,
	Jan Beulich <jbeulich@...ell.com>, Alan Cox <alan@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Bartlomiej Zolnierkiewicz <bzolnier@...il.com>,
	linux-kernel@...r.kernel.org
Subject: Re: drivers/pci/probe.c patch in 2.6.20.4 causes 'cannot adjust BAR0
 (not I/O)' on NVidia MCP51

Adrian Bunk wrote:
> It also adds PCI_BASE_ADDRESS_SPACE_IO to the flags which it didn't 
> without the patch.

As an experiment I modified 2.6.20.4 to _only_ remove that value from
the combined value for the flags and it did not help in any noticeable
way. I can reliably boot and operate the machine with the original patch
reversed, though.
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