[libvirt-users] USB passthrough not working

[Eric Blake]

On 05/20/2013 08:20 PM, Dale Amon wrote:
> I just updated an Ubuntu Oneiric to Raring and the VM that works fine on one
> fails to start a VM with this passthrough:
> 
>    <hostdev mode='subsystem' type='usb' managed='no'>
>       <source>
>         <vendor id='0x055f'/>
>         <product id='0x040b'/>
>         <address bus='3' device='8'/>
>       </source>
>     </hostdev>
> 
> It just dies at boot time.

Can you post actual versions of libvirt and qemu in use before and after
the distro upgrade?  Also, can you investigate if there were any useful
messages in either /var/log/libvirt/libvirtd.log or
/var/log/libvirt/qemu/$guest.log?  Otherwise, you haven't given us quite
enough to go on.

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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