Provided by: systemtap-doc_2.9-2ubuntu2_all 

NAME
probe::nfsd.close - NFS server closing a file for client
SYNOPSIS
nfsd.close
VALUES
filename
file name
DESCRIPTION
This probe point does not exist in kernels starting with 4.2.
SEE ALSO
tapset::nfsd(3stap)
SystemTap Tapset Reference April 2016 PROBE::NFSD.CLOSE(3stap)