Re: [Xen-devel] Problem with pv-ops dom0 and pci-stub to hide devices: improper device assignment specified

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

On Tue, Oct 13, 2009 at 10:20:38AM -0400, Konrad Rzeszutek Wilk wrote:
> On Mon, Oct 12, 2009 at 06:48:11PM -0600, Cinco, Dante wrote:
> > I followed the procedure for "binding devices to pci-stub" but when I ran 
> > "xm pci-list-assignable-devices," no device showed up. I can see the device 
> > though in /sys/bus/pci/drivers/pci-stub/ and "lspci -v -s 0:07:0.1" reports 
> > the driver in use as pci-stub. When I tried to bringup the domU (Linux 
> > 2.6.30.1), I get an error message:
> 
> What is the Dom0 you are using? There is no support yet in 2.6.30.1 for the 
> pciback (I am working on this
> right now, testing it to be exact).
> 
> Nor is there a pci-front in the 2.6.31.1.
> 
> Why use pci-stub? It just hides devices, but does not do anything else?

Ahh, n/m. QEMU uses those devices to do the PCI emulation along with
pass-through for the devices. Obviously it only works for HVM guests.

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