"Dr. David Alan Gilbert (git)" <dgilb...@redhat.com> writes:
> From: "Dr. David Alan Gilbert" <dgilb...@redhat.com> > > Hyperv's synic (that we emulate) is a feature that allows the guest > to place some magic (4k) pages of RAM anywhere it likes in GPA. > This confuses vhost's RAM section merging when these pages > land over the top of hugepages. > > Since they're not normal RAM, and they shouldn't have vhost DMAing > into them, exclude them from the vhost set. > > I do that by marking them as device-ram and then excluding device-ram > from vhost. > > bz: https://bugzilla.redhat.com/show_bug.cgi?id=1779041 > Cc: Roman who's The Synic Overlord to make sure he doesn't miss this. -- Vitaly