Provided by: systemtap-doc_4.6-2_amd64 

NAME
probe::nfsd.lookup - NFS server opening or searching file for a file for client
SYNOPSIS
nfsd.lookup
VALUES
filename
file name
client_ip
the ip address of client
fh
file handle of parent dir(the first part is the length of the file handle)
filelen
the length of file name
SEE ALSO
tapset::nfsd(3stap)
SystemTap Tapset Reference November 2021 PROBE::NFSD.LOOKUP(3stap)