diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c
index 7939b5c..aec6b67 100644
--- a/drivers/kvm/kvm_main.c
+++ b/drivers/kvm/kvm_main.c
@@ -115,6 +115,9 @@
 		if (cpu != -1 && cpu != raw_smp_processor_id())
 			cpu_set(cpu, cpus);
 	}
+	if (cpus_empty(cpus))
+		return;
+	++kvm->stat.remote_tlb_flush;
 	smp_call_function_mask(cpus, ack_flush, NULL, 1);
 }