On Mon, Oct 17, 2022, Vishal Annapurve wrote: > This is much sleeker and will avoid hacking KVM for testing. Only > caveat here is that these tests will not be able to exercise implicit > conversion path if we go this route. Yeah, I think that's a perfectly fine tradeoff. Implicit conversion isn't strictly a UPM feature, e.g. if TDX and SNP "architecturally" disallowed implicit conversions, then KVM wouldn't need to support implicit conversions at all, i.e. that testing can be punted to SNP and/or TDX selftests.