Commits
Trond Myklebust committed 9b07357490e
NLM,NFSv4: Don't put UNLOCK requests on the wire unless we hold a lock
Use the new behaviour of {flock,posix}_file_lock(F_UNLCK) to determine if
we held a lock, and only send the RPC request to the server if this was the
case.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>