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SubjectRe: [PATCH 1/6] KVM: SEV: Disallow COPY_ENC_CONTEXT_FROM if target has created vCPUs
On Mon, Nov 15, 2021, Peter Gonda wrote:
> On Tue, Nov 9, 2021 at 2:53 PM Sean Christopherson <seanjc@google.com> wrote:
> > + /*
> > + * Disallow out-of-band SEV/SEV-ES init if the target is already an
> > + * SEV guest, or if vCPUs have been created. KVM relies on vCPUs being
> > + * created after SEV/SEV-ES initialization, e.g. to init intercepts.
> > + */
> > + if (sev_guest(kvm) || kvm->created_vcpus) {
> > ret = -EINVAL;
> > goto e_mirror_unlock;
> > }
>
> Now that we have some framework for running SEV related selftests, do
> you mind adding a regression test for this change?

Can do, will likely be a few days though.

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