+ /**
+ * Set of counters below is to track where export references are
+ * kept. The exp_rpc_count is used for reconnect handling also,
+ * the cb_count and locks_count are for debug purposes only for now.
+ * The sum of them should be less than exp_refcount by 3
+ */
+ atomic_t exp_rpc_count; /** RPC references */
+ atomic_t exp_cb_count; /** Commit callback references */
+ atomic_t exp_locks_count; /** Lock references */
+