bsd/kern/pthread_support.c

2733 	ksyn_wait_queue_t nkwq;
2813 	nkwq = (ksyn_wait_queue_t)zalloc(kwq_zone);
2814 	bzero(nkwq, sizeof(struct ksyn_wait_queue));
2815 	nkwq->kw_addr = mutex;
2816 	nkwq->kw_flags = flags;
2817 	nkwq->kw_iocount = 1;
2819 			nkwq->kw_dropcount++;
2820 	nkwq->kw_object = object;
2821 	nkwq->kw_offset = offset;
2822 	nkwq->kw_type = (wqtype & KSYN_WQTYPE_MASK);
2823 	nkwq->kw_lastseqword = PTHRW_RWS_INIT;
2824 	if (nkwq->kw_type == KSYN_WQTYPE_RWLOCK)
2825 		nkwq->kw_nextseqword = PTHRW_RWS_INIT;
2827 	nkwq->kw_pre_sseq = PTHRW_RWS_INIT;
2829 	CLEAR_PREPOST_BITS(nkwq);
2830 	CLEAR_INTR_PREPOST_BITS(nkwq);
2831 	CLEAR_REINIT_BITS(nkwq);
2832 	nkwq->kw_lword = mgen;
2833 	nkwq->kw_uword = ugen;
2834 	nkwq->kw_sword = rw_wc;
2835 	nkwq->kw_owner = tid;
2839 		ksyn_queue_init(&nkwq->kw_ksynqueues[i]);
2841 	lck_mtx_init(&nkwq->kw_lock, pthread_lck_grp, pthread_lck_attr);
2875 					lck_mtx_destroy(&nkwq->kw_lock, pthread_lck_grp);
2876 					zfree(kwq_zone, nkwq);
2883 					lck_mtx_destroy(&nkwq->kw_lock, pthread_lck_grp);
2884 					zfree(kwq_zone, nkwq);
2890 				lck_mtx_destroy(&nkwq->kw_lock, pthread_lck_grp);
2891 				zfree(kwq_zone, nkwq);
2901 		lck_mtx_destroy(&nkwq->kw_lock, pthread_lck_grp);
2902 		zfree(kwq_zone, nkwq);
2905 	kwq = nkwq;