CV_SLEEPQ
sleepq_destroy(CV_SLEEPQ(cv));
sq = CV_SLEEPQ(cv);
KASSERT(l->l_sleepq == CV_SLEEPQ(cv));
if (__predict_false(!LIST_EMPTY(CV_SLEEPQ(cv)))) {
sq = CV_SLEEPQ(cv);
if (__predict_false(!LIST_EMPTY(CV_SLEEPQ(cv)))) {
sq = CV_SLEEPQ(cv);
return !LIST_EMPTY(CV_SLEEPQ(cv));
sleepq_init(CV_SLEEPQ(cv));