Re: [PATCH v5 12/34] KVM: SVM: Add initial support for a VMGEXIT VMEXIT

From: Paolo Bonzini
Date: Tue Dec 15 2020 - 05:18:36 EST


On 14/12/20 20:41, Sean Christopherson wrote:
I agree VMGEXIT should be added to the hot path, it could very well be the most
common exit reason due to all instruction-based emulation getting funneled
through VMGEXIT.

Yeah, I was thinking that not many guests will be SEV-ES. On the other hand, it's quite likely to have an SEV-ES guest in your hands once the really common non-VMGEXITs have been eliminated.

Paolo