On Tue, Oct 06, 2020 at 01:35:27PM -0400, Vivek Goyal wrote: > On Tue, Oct 06, 2020 at 10:17:04AM -0700, Sean Christopherson wrote: > > [..] > > > > Note, TDX doesn't allow injection exceptions, so reflecting a #PF back > > > > into the guest is not an option. > > > > > > Not even #MC? So sad :-) > > > > Heh, #MC isn't allowed either, yet... > > If #MC is not allowd, logic related to hwpoison memory will not work > as that seems to inject #MC.
Yep. Piggybacking #MC is undesirable for other reasons, e.g. adds a "hardware" dependency for what is really a paravirt feature.
