Provided by: systemtap-doc_2.3-1ubuntu1.4_all 

NAME
function::ppfunc - Returns the function name parsed from pp
SYNOPSIS
ppfunc:string()
ARGUMENTS
None
DESCRIPTION
This returns the function name from the current pp. Not all pp have functions in them, in which case ""
is returned.
SystemTap Tapset Reference March 2016 FUNCTION::PPFUNC(3stap)