LDLM_LOCK_GET(lock);
                spin_unlock(&ns->ns_lock);
-               lu_ref_add(&lock->l_reference, __FUNCTION__, current);
+               lu_ref_add(&lock->l_reference, __func__, current);
 
                /* Pass the lock through the policy filter and see if it
                 * should stay in LRU.
                result = pf(ns, lock, unused, added, count);
                if (result == LDLM_POLICY_KEEP_LOCK) {
                        lu_ref_del(&lock->l_reference,
-                                  __FUNCTION__, current);
+                                  __func__, current);
                        LDLM_LOCK_RELEASE(lock);
                        spin_lock(&ns->ns_lock);
                        break;
                         * by itself, or the lock is no longer unused. */
                        unlock_res_and_lock(lock);
                        lu_ref_del(&lock->l_reference,
-                                  __FUNCTION__, current);
+                                  __func__, current);
                        LDLM_LOCK_RELEASE(lock);
                        spin_lock(&ns->ns_lock);
                        continue;
                LASSERT(list_empty(&lock->l_bl_ast));
                list_add(&lock->l_bl_ast, cancels);
                unlock_res_and_lock(lock);
-               lu_ref_del(&lock->l_reference, __FUNCTION__, current);
+               lu_ref_del(&lock->l_reference, __func__, current);
                spin_lock(&ns->ns_lock);
                added++;
                unused--;