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

NAME
function::pp - Returns the active probe point
SYNOPSIS
pp:string()
ARGUMENTS
None
DESCRIPTION
This function returns the fully-resolved probe point associated with a currently running probe handler,
including alias and wild-card expansion effects. Context: The current probe point.
SystemTap Tapset Reference March 2016 FUNCTION::PP(3stap)