Re: [RFC PATCH 0/5] Extend SEV-SNP SVSM support with a kvm_vcpu per VMPL

[Sean Christopherson]

On Fri, Oct 18, 2024, James Bottomley wrote:
> > I've prepared this series as an extension to the RFC patch series:
> > 'SEV-SNP support for running an SVSM' posted by Tom Lendacky [1].
> > This extends the support for transitioning a vCPU between VM
> > Privilege Levels (VMPLs) by storing the vCPU state for each VMPL in
> > its own `struct kvm_vcpu`. This additionally allows for separate
> > APICs for each VMPL.
> 
> I couldn't attend KVM forum, but I understand based on feedback at a
> session there, Paolo took the lead to provide an architecture document
> for this feature, is that correct?

Yep.

> Just asking because I haven't noticed anything about this on the list.

Heh, there's quite a queue of blocked readers (and writers!) at this point ;-)