[Xen-devel] Re: pciback doesn't seize device, but no error either.

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

On Sun, Feb 14, 2010 at 01:45:38PM +0100, Sander Eikelenboom wrote:
> Hi Konrad,
> 
> I'm trying to passthrough a secondary gfx device(intel IGD) (with patches 
> from Han Weidong).
> Intel VT-D is enabled, pciback + pciback debug compiled in.
> But some how pciback refuses to seize the device, but i don't see an error 
> either.
> 
> Attached:
> - xm info
> - xm dmesg
> - dmesg
> - lspci -vvvknn
> 
> Any ideas on what it might be ?
> 
> -- 
> Best regards,
>  Sander                          mailto:linux@xxxxxxxxxxxxxx
> [    0.000000] Initializing cgroup subsys cpuset
> [    0.000000] Initializing cgroup subsys cpu
> [    0.000000] Linux version 2.6.31.6 (root@xentest) (gcc version 4.3.2 
> (Debian 4.3.2-1.1) ) #2 SMP Sun Feb 14 05:18:49 CET 2010
> [    0.000000] Command line: root=/dev/sda1 ro earlyprintk=xen 
> pciback.hide=(0000:00:02.0)(0000:00:02.1) 
> reassigndev=0000:00:02.0,0000:00:02.1 reassign_resources

It is called 'xen-pciback' now. Try that instead of 'pciback'.

Also, 'reassigneddev' and 'reassign_resources' are no more in the upstream
kernels. It is one single option and it is: 'pci=resource_alignment=08:02.0'.


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