diff --git a/arch/powerpc/kvm/timing.h b/arch/powerpc/kvm/timing.h
index 806ef67868bd..8167d42a776f 100644
--- a/arch/powerpc/kvm/timing.h
+++ b/arch/powerpc/kvm/timing.h
@@ -51,7 +51,7 @@ static inline void kvmppc_account_exit_stat(struct kvm_vcpu *vcpu, int type)
 
 	/* The BUILD_BUG_ON below breaks in funny ways, commented out
 	 * for now ... -BenH
-	BUILD_BUG_ON(__builtin_constant_p(type));
+	BUILD_BUG_ON(!__builtin_constant_p(type));
 	*/
 	switch (type) {
 	case EXT_INTR_EXITS: