Re: [Xen-devel] Couple PCI passthrough questions

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Wed, Oct 05, 2011 at 03:37:38PM -0700, Victor Ling wrote:
> Hi,
> I am running ubuntu 2.6.31-14-server for my DomU and Open suse  
> 2.6.37.1-1.2-xen for my Dom0.
> 
> I got the following message from DomU console. I am doing PCI passthrough
> 
> Any idea how to fix the problem?

Well, The PCI frontend code was merged in 2.6.38 time-frame, so you need to 
update
your kernel. Perhaps the 3.0.

> 
> Thanks.
> 
> Vic
> 
> [    0.030714] PCI: Fatal: No config space access function found
> 
> [    0.063044] XENBUS: Device with no driver: device/pci/0
> 
> root@ubuntu:~# dmesg | grep pci
> [    0.057274] pci_hotplug: PCI Hot Plug PCI Core version: 0.5
> [    0.057299] pciehp: PCI Express Hot Plug Controller Driver version: 0.4
> [    0.063044] XENBUS: Device with no driver: device/pci/0
> root@ubuntu:~# uname -a
> Linux ubuntu 2.6.31-14-server #48-Ubuntu SMP Fri Oct 16 15:07:34 UTC 2009 
> x86_64 GNU/Linux
> root@ubuntu:~# 

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