On 19/11/19 09:49, Yang Weijiang wrote: > + if (old_spte != spp_spte) { > + spp_spte_set(iter.sptep, spp_spte); > + //kvm_make_request(KVM_REQ_TLB_FLUSH, vcpu); > + kvm_flush_remote_tlbs(vcpu->kvm); > + } Please do not leave commented code in the middle of the series. Paolo