/usr/share/systemtap/examples/general/ Current File: //usr/share/systemtap/examples/general/callgraph.stp

#!/usr/bin/stap

function trace(entry_p)
{
  printf("%s%s%s\n",
         thread_indent (entry_p),
         (entry_p>0?"->":"<-"),
         ppfunc ())
}

probe $1.call   { trace(1) }
probe $1.return { trace(-1) }