Provided by: systemtap-doc_2.9-2ubuntu2_all 

NAME
function::reverse_path_walk - get the full dirent path
SYNOPSIS
reverse_path_walk:string(dentry:long)
ARGUMENTS
dentry
Pointer to dentry.
DESCRIPTION
Returns the path name (partial path to mount point).
SystemTap Tapset Reference April 2016 FUNCTION::REVERSE_PA(3stap)