Hi, the Qemu upstream has a hostport property which allows to specify the host usb devices to pass through by bus number and physical port. Will the libvirt have a plan to support this? Thanks! The Qemu's patch: http://git.qemu.org/?p=qemu-stable-1.4.git;a=commitdiff;h=9056a2972a9e935198e518c37365513a199ae3d0 Best Regards! -Gonglei -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list