added vsignal todo

diff --git a/src/charon/bus/bus.h b/src/charon/bus/bus.h
index 00f1ab7ac6d419682051a3ca4249dedf4f247b7c..6138c2538b5e79e5469a20eb0cd4ec111ae1736c 100644 (file)
--- a/src/charon/bus/bus.h
+++ b/src/charon/bus/bus.h
@@ -355,6 +355,10 @@ struct bus_t {
         *
         * Same as bus_t.signal(), but uses va_list argument list.
         *
+        * @todo Improve performace of vsignal implementation. This method is
+        * called extensively and therefore shouldn't allocate heap memory or
+        * do other expensive tasks!
+        *
         * @param this          bus
         * @param singal        kind of the signal (up, down, rekeyed, ...)
         * @param level         verbosity level of the signal