LOCK_PRINT
LOCK_PRINT(rfs4_debug, "setlock", cmd, flock);
LOCK_PRINT(rfs4_debug, "setlock", F_GETLK, &flk);
LOCK_PRINT(rfs4_debug, "setlock(blocking lock)",
LOCK_PRINT(rfs4_debug, "rfs4_op_lockt", F_GETLK, &flk);