Provided by: systemtap-doc_2.9-2ubuntu2_all 

NAME
tapset::pstrace - systemtap pstrace tapset
DESCRIPTION
pstrace
Chain of processes and pids back to init(1)
See function::pstrace(3stap)
for details.
SEE ALSO
function::pstrace(3stap), stap(1), stapprobes(3stap)
IBM --- tapset::pstrace(3stap)