On 05.10.20 10:06, Peter Krempa wrote: > On Fri, Oct 02, 2020 at 11:59:43 -0400, Nico Pache wrote: >> xml: >> <devices> >> <memballoon model='virtio' free-page-reporting='on'/> > > according to what you state in the cover-letter this is a > 'virtio-balloon-pci' feature. We usually put stuff which depends on a > specific model of the device into the <driver> subelement of the device > element. IIRC, this should work for virtio-balloon-*, including virtio-balloon-ccw. -- Thanks, David / dhildenb