-The invocation of the ust_marker() macro requires at least 3 arguments. The
-first, here "main", is the name of the event category. It is also the name of
-the channel the event will go in. The second, here "myevent" is the name of the
-event. The third is a format string that announces the names and the types of
-the event arguments. Its format resembles that of a printf() format string; it
-is described thoroughly in Appendix x.
+The invocation of the ust_marker() macro requires at least 2 arguments. The
+first, "myevent", is the name of the event. The second is a format string
+that announces the names and the types of the event arguments. Its
+format resembles that of a printf() format string; it is described
+thoroughly in Appendix x.