On 24.08.2020 20:15, Andrew Cooper wrote: > I'm pretty sure the mfn_to_gmfn() stub is bogus before and after this change. > The two uses in common code are getdomaininfo and in memory_exchange(), which > result in junk.
It's been a long time back that I think I did suggest to restrict memory_exchange() to non-translated guests. I don't recall what the arguments against this were, but I'm quite sure it wasn't merely "it alters the ABI for such guests". Jan