LOCK_ASYNC
res.stat.stat = getlock(&arg4, rqstp, LOCK_ASYNC | LOCK_MON);
res.stat.stat = (enum nlm4_stats)getlock(arg, rqstp, LOCK_MON | LOCK_ASYNC | LOCK_V4);
timeo.tv_usec = (fl->flags & LOCK_ASYNC) ? 0 : 500000; /* 0.5s */
(fl->flags & LOCK_ASYNC) ? " (async)":"");
if (fl->flags & LOCK_ASYNC) {
(fl->flags & LOCK_ASYNC) ? " (async)":"");
if (fl->flags & LOCK_ASYNC) {