Re: [PATCH v5 00/75] x86: SEV-ES Guest Support

From: Joerg Roedel
Date: Fri Aug 21 2020 - 04:06:08 EST


Hi Mike,

On Thu, Aug 20, 2020 at 12:58:13AM +0000, Mike Stunes wrote:
> Yes, I still see the issue — APs are offline after boot. I’ll spend
> some time seeing if I can figure out what the problem is. Thanks!

Tom and a few others debugged another FSGSBASE issue yesterday, which I
think might also be the cause for the AP startup problems you are
seeing (if you test on Rome).

Can you try to disable support for RDPID in the guest, but keep fsgsbase
enabled?

Thanks,

Joerg