[libvirt-users] USB passthrough of all USB-slots to guest

Alex Jia ajia at redhat.com
Fri May 18 07:44:54 UTC 2012

On 05/18/2012 03:16 PM, eGerlach wrote:
> * Alex Jia schrieb:
>> I haven't exactly know your mean, as usual, you need to use 'lsusb' or
>> 'virsh nodedev-list --tree' and 'virsh nodedev-dumpxml XXX' to get usb's
>> bus+device or vendor+product information.
> Alex, I wrote in my first posting:
>>> With qemu it's very easy:
>>> # kvm -usb -usbdevice host:0.* -usbdevice host:1.*  -usbdevice host:2.* -usbdevice host:3.*  ...
> Do you know this command in qemu? - A german user starts kvm  with that command and
> *any* USB devices that are plugged in *any* USB slot are  automatically connected to
> the guest VM. He needn't find out vendor and product id before.
> Is such a function present in libvirt?
As far as I know, libvirt hasn't similar function can passthrough of all 
USB-slots to a guest
without specifying bus+device or vendor+product.
> thx
> Ekkard
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