Gerd Hoffmann <kra...@redhat.com> writes: > On So, 2016-02-07 at 12:29 +0200, Michael S. Tsirkin wrote: >> We don't ship bios without support for loading ACPI anymore, and old q35 >> machine types don't allow migrating such bios. Drop it, as well as >> has_*mr flags that are there for migration compatibility. > > Wouldn't that break migration between 2.5 and 2.6 with -M q35-1.6 ? > It's also a guest-visible change as acpi tables change ...
Madness. > I'm all for cleaning up this old cruft, but I think it would be cleaner > to just drop the old (pre-migration support) q35 machine types instead > of changing them in subtle ways ... Yup.