Most implementation defined behaviors have been properly defined via
new maintenance extensions, and the mapping support is the only one
left on the table...in a very unfortunate way for historical reasons.
Meanwhile, update the host driver list for the latest that has been
tested working. Two major KVM improvements have also been documented
along with the setups that rely on those.
Acked-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34225>