Libvirt domcaps can advertise the redirect devices and spicevmc channel devices since v8.9.0. Virt-install adds usb redirdevs and spicevmc channels by default on x86. This patchset adds checks to avoid using redirect devices/spicevmc channel devices when not supported by the target qemu. Lin Ma (2): guest: Query availability of usb redirdevs in domcaps guest: Query availability of spicevmc channels in domcaps virtinst/domcapabilities.py | 14 ++++++++++++++ virtinst/guest.py | 4 ++++ 2 files changed, 18 insertions(+) -- 2.37.3