linux-kernel - Re: 2.6.22-rc4-mm2 -- Bus #03 (-#06) is hidden behind transparent bridge #02 (-#02) (try 'pci=assign-busses')

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Message-ID: <a44ae5cd0706071613g6a3fb677y5880ab2f86ef590@mail.gmail.com>
Date:	Thu, 7 Jun 2007 16:13:53 -0700
From:	"Miles Lane" <miles.lane@...il.com>
To:	"Andrew Morton" <akpm@...ux-foundation.org>
Cc:	LKML <linux-kernel@...r.kernel.org>, "Greg KH" <greg@...ah.com>
Subject: Re: 2.6.22-rc4-mm2 -- Bus #03 (-#06) is hidden behind transparent bridge #02 (-#02) (try 'pci=assign-busses')

On 6/7/07, Andrew Morton <akpm@...ux-foundation.org> wrote:
> On Thu, 7 Jun 2007 11:33:12 -0700
> "Miles Lane" <miles.lane@...il.com> wrote:
>
> > Andrew, is it okay to debug this with the MM tree?  I see this with
> > Linus' kernels as well.  It's a long-standing issue, but I have always
> > just used pci=assign-busses in the past.
> >
>
> Dunno, but let's not miss an opportunity to bug the PCI maintainer.
>
> >
> > [    0.215128] PCI: Transparent bridge - 0000:00:1e.0
> > [    0.215142] PCI: Scanning behind PCI bridge 0000:02:09.0, config
> > 000000, pass 0
> > [    0.215158] PCI: Scanning behind PCI bridge 0000:02:09.0, config
> > 000000, pass 1
> > [    0.215184] PCI: Bus #03 (-#06) is hidden behind transparent bridge
> > #02 (-#02) (try 'pci=assign-busses')
> > [    0.215187] Please report the result to linux-kernel to fix this permanently
> > [    0.215192] PCI: Bus scan for 0000:02 returning with max=06
> > [    0.215199] PCI: Scanning behind PCI bridge 0000:00:1e.0, config
> > 020200, pass 1
> > [    0.215209] PCI: Bus scan for 0000:00 returning with max=06
> >
>
> Does the kernel otherwise work OK with and without pci=assign-busses?

(Crud!  GMail likes to send stuff "Reply to Sender" with its default
UI.  Whoops.)

As far as I can tell.  I play with this build some more without adding
that kernel boot parameter.

       Miles
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