DOKK / manpages / debian 10 / systemtap-doc / probe::nfs.fop.check_flags.3stap.en
PROBE::NFS.FOP.C(3stap) Network File Storage Tapsets PROBE::NFS.FOP.C(3stap)

probe::nfs.fop.check_flags - NFS client checking flag operation

nfs.fop.check_flags 

flag

file flag

tapset::nfs(3stap)

October 2018 SystemTap Tapset Reference