758 conn_get_ixa_impl(conn_t *connp, boolean_t replace, int kmflag)  in conn_get_ixa_impl()  argument
769 	mutex_enter(&connp->conn_lock);  in conn_get_ixa_impl()
770 	oldixa = connp->conn_ixa;  in conn_get_ixa_impl()
776 		mutex_exit(&connp->conn_lock);  in conn_get_ixa_impl()
782 		mutex_exit(&connp->conn_lock);  in conn_get_ixa_impl()
791 		connp->conn_ixa = ixa;  in conn_get_ixa_impl()
792 		mutex_exit(&connp->conn_lock);  in conn_get_ixa_impl()
795 		mutex_exit(&connp->conn_lock);  in conn_get_ixa_impl()
817 conn_get_ixa(conn_t *connp, boolean_t replace)  in conn_get_ixa()  argument
819 	return (conn_get_ixa_impl(connp, replace, KM_NOSLEEP));  in conn_get_ixa()
827 conn_get_ixa_tryhard(conn_t *connp, boolean_t replace)  in conn_get_ixa_tryhard()  argument
829 	return (conn_get_ixa_impl(connp, replace, KM_SLEEP));  in conn_get_ixa_tryhard()
841 conn_replace_ixa(conn_t *connp, ip_xmit_attr_t *ixa)  in conn_replace_ixa()  argument
845 	ASSERT(MUTEX_HELD(&connp->conn_lock));  in conn_replace_ixa()
847 	oldixa = connp->conn_ixa;  in conn_replace_ixa()
850 	connp->conn_ixa = ixa;  in conn_replace_ixa()
864 conn_get_ixa_exclusive(conn_t *connp)  in conn_get_ixa_exclusive()  argument
873 	mutex_enter(&connp->conn_lock);  in conn_get_ixa_exclusive()
875 	oldixa = connp->conn_ixa;  in conn_get_ixa_exclusive()
879 	mutex_exit(&connp->conn_lock);  in conn_get_ixa_exclusive()
1196 tcp_ixa_cleanup_getmblk(conn_t *connp)  in tcp_ixa_cleanup_getmblk()  argument
1198 	tcp_stack_t *tcps = connp->conn_netstack->netstack_tcp;  in tcp_ixa_cleanup_getmblk()
1215 		while (connp->conn_ixa->ixa_tcpcleanup != IXATC_IDLE) {  in tcp_ixa_cleanup_getmblk()
1237 	ASSERT(connp->conn_ixa->ixa_tcpcleanup == IXATC_IDLE);  in tcp_ixa_cleanup_getmblk()
1241 	connp->conn_ixa->ixa_tcpcleanup = IXATC_INPROGRESS;  in tcp_ixa_cleanup_getmblk()
1258 	conn_t	*connp = (conn_t *)arg;  in tcp_ixa_cleanup()  local
1261 	tcps = connp->conn_netstack->netstack_tcp;  in tcp_ixa_cleanup()
1263 	ixa_cleanup_stale(connp->conn_ixa);  in tcp_ixa_cleanup()
1267 	connp->conn_ixa->ixa_tcpcleanup = IXATC_COMPLETE;  in tcp_ixa_cleanup()
1281 tcp_ixa_cleanup_wait_and_finish(conn_t *connp)  in tcp_ixa_cleanup_wait_and_finish()  argument
1283 	tcp_stack_t *tcps = connp->conn_netstack->netstack_tcp;  in tcp_ixa_cleanup_wait_and_finish()
1287 	ASSERT(connp->conn_ixa->ixa_tcpcleanup != IXATC_IDLE);  in tcp_ixa_cleanup_wait_and_finish()
1289 	while (connp->conn_ixa->ixa_tcpcleanup == IXATC_INPROGRESS) {  in tcp_ixa_cleanup_wait_and_finish()
1294 	ASSERT(connp->conn_ixa->ixa_tcpcleanup == IXATC_COMPLETE);  in tcp_ixa_cleanup_wait_and_finish()
1295 	connp->conn_ixa->ixa_tcpcleanup = IXATC_IDLE;  in tcp_ixa_cleanup_wait_and_finish()
1308 conn_ixa_cleanup(conn_t *connp, void *arg)  in conn_ixa_cleanup()  argument
1312 	if (IPCL_IS_TCP(connp)) {  in conn_ixa_cleanup()
1315 		mp = tcp_ixa_cleanup_getmblk(connp);  in conn_ixa_cleanup()
1317 		if (connp->conn_sqp->sq_run == curthread) {  in conn_ixa_cleanup()
1319 			tcp_ixa_cleanup(connp, mp, NULL, NULL);  in conn_ixa_cleanup()
1321 			CONN_INC_REF(connp);  in conn_ixa_cleanup()
1322 			SQUEUE_ENTER_ONE(connp->conn_sqp, mp, tcp_ixa_cleanup,  in conn_ixa_cleanup()
1323 			    connp, NULL, SQ_PROCESS, SQTAG_TCP_IXA_CLEANUP);  in conn_ixa_cleanup()
1325 		tcp_ixa_cleanup_wait_and_finish(connp);  in conn_ixa_cleanup()
1326 	} else if (IPCL_IS_SCTP(connp)) {  in conn_ixa_cleanup()
1330 		sctp = CONN2SCTP(connp);  in conn_ixa_cleanup()
1332 		ixa_cleanup_stale(connp->conn_ixa);  in conn_ixa_cleanup()
1355 			ixa = conn_get_ixa_tryhard(connp, B_TRUE);  in conn_ixa_cleanup()
1358 			ixa = conn_get_ixa(connp, B_TRUE);  in conn_ixa_cleanup()
1366 				    conn_t *, connp);  in conn_ixa_cleanup()
1380 ixa_check_drain_insert(conn_t *connp, ip_xmit_attr_t *ixa)  in ixa_check_drain_insert()  argument
1419 tryinsert:	mutex_enter(&connp->conn_lock);  in ixa_check_drain_insert()
1420 		if (connp->conn_blocked) {  in ixa_check_drain_insert()
1422 			    conn_t *, connp);  in ixa_check_drain_insert()
1423 			mutex_exit(&connp->conn_lock);  in ixa_check_drain_insert()
1425 			connp->conn_blocked = B_TRUE;  in ixa_check_drain_insert()
1426 			mutex_exit(&connp->conn_lock);  in ixa_check_drain_insert()
1428 			conn_drain_insert(connp, idl_txl);  in ixa_check_drain_insert()
1429 			if (!IPCL_IS_NONSTR(connp))  in ixa_check_drain_insert()
1430 				noenable(connp->conn_wq);  in ixa_check_drain_insert()