}

// notifyListWait waits for a notification. If one has been sent since
// notifyListAdd was called, it returns immediately. Otherwise, it blocks.
//
//go:linkname notifyListWait sync.runtime_notifyListWait
func notifyListWait(l *notifyList, t uint32) {
	lockWithRank(&l.lock, lockRankNotifyList)

	// Return right away if this ticket has already been notified.
	if less(t, l.notify) {
		unlock(&l.lock)