it might be dependant on the backend (not sure about others, but at least libvirt should only support ext family now)
we might add a definition list to check whether input belongs to the list or not to avoid additional work for low layer check
it might be dependant on the backend (not sure about others, but at least libvirt should only support ext family now)
we might add a definition list to check whether input belongs to the list or not to avoid additional work for low layer check