KVM: PPC: Move kvm_guest_enter call into generic code

We need to call kvm_guest_enter in booke and book3s, so move its
call to generic code.
Signed-off-by: Alexander Graf <agraf@suse.de>

arch/powerpc/kvm/book3s_pr.c

@@ -867,8 +867,6 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu,
 			run->exit_reason = KVM_EXIT_INTR;
 			r = -EINTR;
 		} else {
-			/* Going back to guest */
-			kvm_guest_enter();
 			kvmppc_lazy_ee_enable();
 		}
 	}

arch/powerpc/kvm/booke.c

@@ -954,8 +954,6 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu,
 			r = (-EINTR << 2) | RESUME_HOST | (r & RESUME_FLAG_NV);
 			kvmppc_account_exit(vcpu, SIGNAL_EXITS);
 		} else {
-			/* Going back to guest */
-			kvm_guest_enter();
 			kvmppc_lazy_ee_enable();
 		}
 	}

arch/powerpc/kvm/powerpc.c

@@ -101,12 +101,15 @@ int kvmppc_prepare_to_enter(struct kvm_vcpu *vcpu)
 			/* Got an interrupt in between, try again */
 			local_irq_enable();
 			local_irq_disable();
+			kvm_guest_exit();
 			continue;
 		}
 
 		trace_hardirqs_on();
 #endif
 
+		kvm_guest_enter();
+
 		/* Going into guest context! Yay! */
 		vcpu->mode = IN_GUEST_MODE;
 		smp_wmb();