+ <event name=function_entry no_instrument_function>
+ <description>Entry in a function</description>
+ <field name="this_fn"><pointer/></field>
+ <field name="call_site"><pointer/></field>
+ </event>
+
+ <event name=function_exit no_instrument_function>
+ <description>Exit from a function</description>
+ <field name="this_fn"><pointer/></field>
+ <field name="call_site"><pointer/></field>
+ </event>
+