RE: [PATCH v15 22/23] x86/mce: Improve error log of kernel space TDX #MC due to erratum

From: Luck, Tony
Date: Tue Dec 05 2023 - 11:36:36 EST


>> Fine. This doesn't need to change ... until you load TDX. Once you
>> initialize the TDX module, no more out-of-tree VMMs for you.
>
> It's not just out-of-tree hypervisors, which IMO should be little more than an
> afterthought. The other more important issue is that being post-VMXON blocks INIT,

Does that make CPU offline a one-way process? Linux uses INIT to bring a CPU back
online again.

-Tony