On Thu, 13 Jun 2024 12:01:03 -0700, Sean Christopherson wrote: > Rewrite the comment above VMCS12_REVISION to unequivocally state that the > ID must never change. KVM_{G,S}ET_NESTED_STATE have been officially > supported for some time now, i.e. changing VMCS12_REVISION would break > userspace. > > Opportunistically add a blurb to the CHECK_OFFSET() comment to make it > explicitly clear that new fields are allowed, i.e. that the restriction > on the layout is all about backwards compatibility. > > [...] Applied to kvm-x86 vmx, thanks! [1/1] KVM: nVMX: Update VMCS12_REVISION comment to state it should never change https://github.com/kvm-x86/linux/commit/cb9fb5fc12ef -- https://github.com/kvm-x86/linux/tree/next