+ *
+ * The notification event is handled directly by call of this function except case,
+ * when called from RT-Linux context in mixed mode Linux/RT-Linux compilation.
+ * It is not possible to directly call Linux kernel synchronization primitives
+ * in such case. The notification request is postponed and signaled by @pending_inops flags
+ * by call canqueue_rtl2lin_check_and_pend() function.
+ * The edge reference count is increased until until all pending notifications are processed.