Re: [PATCH v2 2/2] KVM: x86: add MSR_KVM_MIGRATION_CONTROL

From: Paolo Bonzini
Date: Thu Apr 29 2021 - 06:09:28 EST


On 28/04/21 22:06, Sean Christopherson wrote:
But there's only multiple meanings if we define the bit to be specific to
page encryption. E.g. if the bit is KVM_READY_FOR_MIGRATION, then its meaning
(when cleared) is simply "please don't migrate me, I will die". KVM doesn't
care_why_ the guest is telling userspace that it's not ready for migration, nor
does KVM care if userspace honors the indicator.

Makes sense, I'll change that.

Paolo