240 dp_pcache_poll(pollfd_t *pfdp, pollcache_t *pcp, nfds_t nfds, int *fdcntp)  in dp_pcache_poll()  argument
252 	ASSERT(MUTEX_HELD(&pcp->pc_lock));  in dp_pcache_poll()
253 	if (pcp->pc_bitmap == NULL) {  in dp_pcache_poll()
261 	start = ostart = pcp->pc_mapstart;  in dp_pcache_poll()
262 	end = pcp->pc_mapend;  in dp_pcache_poll()
284 		fd = bt_getlowbit(pcp->pc_bitmap, start, end);  in dp_pcache_poll()
298 			pdp = pcache_lookup_fd(pcp, fd);  in dp_pcache_poll()
353 			curthread->t_pollcache = pcp;  in dp_pcache_poll()
374 				ASSERT(BT_TEST(pcp->pc_bitmap, fd));  in dp_pcache_poll()
395 				    ((pcp->pc_flag & T_POLLWAKE) == 0)) {  in dp_pcache_poll()
396 					BT_CLEAR(pcp->pc_bitmap, fd);  in dp_pcache_poll()
424 		pcp->pc_mapstart = start;  in dp_pcache_poll()
437 	pollcache_t	*pcp;  in dpopen()  local
478 	pcp = pcache_alloc();  in dpopen()
479 	dpep->dpe_pcache = pcp;  in dpopen()
480 	pcp->pc_pid = curproc->p_pid;  in dpopen()
500 	pollcache_t	*pcp;  in dpwrite()  local
517 	pcp = dpep->dpe_pcache;  in dpwrite()
518 	if (curproc->p_pid != pcp->pc_pid) {  in dpwrite()
570 	mutex_enter(&pcp->pc_lock);  in dpwrite()
571 	if (pcp->pc_bitmap == NULL) {  in dpwrite()
572 		pcache_create(pcp, pollfdnum);  in dpwrite()
578 		pdp = pcache_lookup_fd(pcp, fd);  in dpwrite()
583 				pdp->pd_pcache = pcp;  in dpwrite()
584 				pcache_insert_fd(pcp, pdp, pollfdnum);  in dpwrite()
587 			ASSERT(pdp->pd_pcache == pcp);  in dpwrite()
588 			if (fd >= pcp->pc_mapsize) {  in dpwrite()
589 				mutex_exit(&pcp->pc_lock);  in dpwrite()
590 				pcache_grow_map(pcp, fd);  in dpwrite()
591 				mutex_enter(&pcp->pc_lock);  in dpwrite()
593 			if (fd > pcp->pc_mapend) {  in dpwrite()
594 				pcp->pc_mapend = fd;  in dpwrite()
603 				BT_SET(pcp->pc_bitmap, fd);  in dpwrite()
634 			curthread->t_pollcache = pcp;  in dpwrite()
645 			BT_SET(pcp->pc_bitmap, fd);  in dpwrite()
679 			BT_CLEAR(pcp->pc_bitmap, fd);  in dpwrite()
682 	mutex_exit(&pcp->pc_lock);  in dpwrite()
699 	pollcache_t	*pcp;  in dpioctl()  local
715 	pcp = dpep->dpe_pcache;  in dpioctl()
716 	if (curproc->p_pid != pcp->pc_pid)  in dpioctl()
805 		mutex_enter(&pcp->pc_lock);  in dpioctl()
807 			pcp->pc_flag = 0;  in dpioctl()
808 			error = dp_pcache_poll(ps->ps_dpbuf, pcp, nfds, &fdcnt);  in dpioctl()
815 			if (pcp->pc_flag & T_POLLWAKE)  in dpioctl()
825 			error = cv_timedwait_sig_hrtime(&pcp->pc_cv,  in dpioctl()
826 			    &pcp->pc_lock, deadline);  in dpioctl()
838 		mutex_exit(&pcp->pc_lock);  in dpioctl()
862 		mutex_enter(&pcp->pc_lock);  in dpioctl()
863 		if (pcp->pc_hash == NULL) {  in dpioctl()
868 			mutex_exit(&pcp->pc_lock);  in dpioctl()
873 			mutex_exit(&pcp->pc_lock);  in dpioctl()
876 		pdp = pcache_lookup_fd(pcp, pollfd.fd);  in dpioctl()
881 				mutex_exit(&pcp->pc_lock);  in dpioctl()
887 		mutex_exit(&pcp->pc_lock);  in dpioctl()
923 	pollcache_t	*pcp;  in dpclose()  local
935 	pcp = dpep->dpe_pcache;  in dpclose()
936 	ASSERT(pcp != NULL);  in dpclose()
942 	hashtbl = pcp->pc_hash;  in dpclose()
943 	for (i = 0; i < pcp->pc_hashsize; i++) {  in dpclose()
956 	mutex_enter(&pcp->pc_no_exit);  in dpclose()
957 	ASSERT(pcp->pc_busy >= 0);  in dpclose()
958 	while (pcp->pc_busy > 0)  in dpclose()
959 		cv_wait(&pcp->pc_busy_cv, &pcp->pc_no_exit);  in dpclose()
960 	mutex_exit(&pcp->pc_no_exit);  in dpclose()
961 	pcache_destroy(pcp);  in dpclose()