758 	ipxop_t	*ipx = ipif->ipif_ill->ill_phyint->phyint_ipsq->ipsq_xop;  in ipsq_pending_mp_add()  local
763 	ASSERT(ipx->ipx_pending_mp == NULL);  in ipsq_pending_mp_add()
770 	ASSERT(ipx->ipx_current_ipif != NULL);  in ipsq_pending_mp_add()
791 	mutex_enter(&ipx->ipx_lock);  in ipsq_pending_mp_add()
792 	ipx->ipx_pending_ipif = ipif;  in ipsq_pending_mp_add()
800 	ipx->ipx_pending_mp = add_mp;  in ipsq_pending_mp_add()
801 	ipx->ipx_waitfor = waitfor;  in ipsq_pending_mp_add()
802 	mutex_exit(&ipx->ipx_lock);  in ipsq_pending_mp_add()
818 	ipxop_t	*ipx = ipsq->ipsq_xop;  in ipsq_pending_mp_get()  local
821 	mutex_enter(&ipx->ipx_lock);  in ipsq_pending_mp_get()
822 	if (ipx->ipx_pending_mp == NULL) {  in ipsq_pending_mp_get()
823 		mutex_exit(&ipx->ipx_lock);  in ipsq_pending_mp_get()
828 	curr = ipx->ipx_pending_mp;  in ipsq_pending_mp_get()
830 	ipx->ipx_pending_ipif = NULL;  in ipsq_pending_mp_get()
831 	ipx->ipx_pending_mp = NULL;  in ipsq_pending_mp_get()
832 	ipx->ipx_waitfor = 0;  in ipsq_pending_mp_get()
833 	mutex_exit(&ipx->ipx_lock);  in ipsq_pending_mp_get()
862 	ipxop_t	*ipx;  in ipsq_pending_mp_cleanup()  local
868 	ipx = ill->ill_phyint->phyint_ipsq->ipsq_xop;  in ipsq_pending_mp_cleanup()
870 	mutex_enter(&ipx->ipx_lock);  in ipsq_pending_mp_cleanup()
871 	mp = ipx->ipx_pending_mp;  in ipsq_pending_mp_cleanup()
879 			mutex_exit(&ipx->ipx_lock);  in ipsq_pending_mp_cleanup()
891 			mutex_exit(&ipx->ipx_lock);  in ipsq_pending_mp_cleanup()
897 	ipx->ipx_pending_mp = NULL;  in ipsq_pending_mp_cleanup()
898 	ipif = ipx->ipx_pending_ipif;  in ipsq_pending_mp_cleanup()
899 	ipx->ipx_pending_ipif = NULL;  in ipsq_pending_mp_cleanup()
900 	ipx->ipx_waitfor = 0;  in ipsq_pending_mp_cleanup()
901 	ipx->ipx_current_ipif = NULL;  in ipsq_pending_mp_cleanup()
902 	cmd = ipx->ipx_current_ioctl;  in ipsq_pending_mp_cleanup()
903 	ipx->ipx_current_ioctl = 0;  in ipsq_pending_mp_cleanup()
904 	ipx->ipx_current_done = B_TRUE;  in ipsq_pending_mp_cleanup()
905 	mutex_exit(&ipx->ipx_lock);  in ipsq_pending_mp_cleanup()
3311 	ipxop_t	*ipx;  in ipsq_init()  local
3317 	ipx = ipsq->ipsq_xop = &ipsq->ipsq_ownxop;  in ipsq_init()
3318 	ipx->ipx_ipsq = ipsq;  in ipsq_init()
3322 	mutex_init(&ipx->ipx_lock, NULL, MUTEX_DEFAULT, 0);  in ipsq_init()
3325 		ipx->ipx_writer = curthread;  in ipsq_init()
3326 		ipx->ipx_forced = B_FALSE;  in ipsq_init()
3327 		ipx->ipx_reentry_cnt = 1;  in ipsq_init()
3329 		ipx->ipx_depth = getpcstack(ipx->ipx_stack, IPX_STACK_DEPTH);  in ipsq_init()
4926 	ipxop_t	*ipx;  in ipif_ill_refrele_tail()  local
4939 	ipx = ipsq->ipsq_xop;  in ipif_ill_refrele_tail()
4940 	mutex_enter(&ipx->ipx_lock);  in ipif_ill_refrele_tail()
4941 	if (ipx->ipx_waitfor == 0)	/* no one's waiting; bail */  in ipif_ill_refrele_tail()
4944 	ASSERT(ipx->ipx_pending_mp != NULL && ipx->ipx_pending_ipif != NULL);  in ipif_ill_refrele_tail()
4946 	ipif = ipx->ipx_pending_ipif;  in ipif_ill_refrele_tail()
4950 	switch (ipx->ipx_waitfor) {  in ipif_ill_refrele_tail()
4974 		    (void *)ipsq, ipx->ipx_waitfor);  in ipif_ill_refrele_tail()
4978 	mutex_exit(&ipx->ipx_lock);  in ipif_ill_refrele_tail()
5032 	mutex_exit(&ipx->ipx_lock);  in ipif_ill_refrele_tail()
6217 	ipxop_t *ipx = ipsq->ipsq_xop;  in ipsq_enq()  local
6220 	ASSERT(MUTEX_HELD(&ipx->ipx_lock));  in ipsq_enq()
6229 		if (ipx->ipx_mptail != NULL) {  in ipsq_enq()
6230 			ASSERT(ipx->ipx_mphead != NULL);  in ipsq_enq()
6231 			ipx->ipx_mptail->b_next = mp;  in ipsq_enq()
6233 			ASSERT(ipx->ipx_mphead == NULL);  in ipsq_enq()
6234 			ipx->ipx_mphead = mp;  in ipsq_enq()
6236 		ipx->ipx_mptail = mp;  in ipsq_enq()
6248 		ipx->ipx_ipsq_queued = B_TRUE;  in ipsq_enq()
6256 		ipx->ipx_ipsq_queued = B_TRUE;  in ipsq_enq()
6301 	ipxop_t *ipx;  in ipsq_dq()  local
6313 	ipx = ipsq->ipsq_xop;  in ipsq_dq()
6314 	mutex_enter(&ipx->ipx_lock);  in ipsq_dq()
6320 	if ((mp = ipx->ipx_mphead) != NULL) {  in ipsq_dq()
6321 		ipx->ipx_mphead = mp->b_next;  in ipsq_dq()
6322 		if (ipx->ipx_mphead == NULL)  in ipsq_dq()
6323 			ipx->ipx_mptail = NULL;  in ipsq_dq()
6328 	if (ipx->ipx_current_ipif != NULL)  in ipsq_dq()
6358 			xopipsq = ipx->ipx_ipsq;  in ipsq_dq()
6375 			mutex_exit(&ipx->ipx_lock);  in ipsq_dq()
6381 			ipx = ipsq->ipsq_xop;  in ipsq_dq()
6382 			mutex_enter(&ipx->ipx_lock);  in ipsq_dq()
6383 			ASSERT(ipx->ipx_writer == NULL);  in ipsq_dq()
6384 			ASSERT(ipx->ipx_current_ipif == NULL);  in ipsq_dq()
6414 			ASSERT(ipx->ipx_writer == curthread);  in ipsq_dq()
6415 			ipx->ipx_writer = NULL;  in ipsq_dq()
6416 			VERIFY(--ipx->ipx_reentry_cnt == 0);  in ipsq_dq()
6417 			ipx->ipx_ipsq_queued = B_FALSE;  in ipsq_dq()
6418 			mutex_exit(&ipx->ipx_lock);  in ipsq_dq()
6427 			ipx = ipsq->ipsq_xop;  in ipsq_dq()
6428 			mutex_enter(&ipx->ipx_lock);  in ipsq_dq()
6429 			if (ipx->ipx_writer != NULL ||  in ipsq_dq()
6430 			    ipx->ipx_current_ipif != NULL) {  in ipsq_dq()
6442 		ASSERT(ipx->ipx_current_ipif == NULL);  in ipsq_dq()
6443 		ASSERT(ipx->ipx_mphead == NULL && ipx->ipx_mptail == NULL);  in ipsq_dq()
6444 		VERIFY(ipx->ipx_reentry_cnt++ == 0);  in ipsq_dq()
6445 		ipx->ipx_writer = curthread;  in ipsq_dq()
6446 		ipx->ipx_forced = B_FALSE;  in ipsq_dq()
6448 		ipx->ipx_depth = getpcstack(ipx->ipx_stack, IPX_STACK_DEPTH);  in ipsq_dq()
6479 	ipx->ipx_writer = NULL;  in ipsq_dq()
6480 	ipx->ipx_forced = B_FALSE;  in ipsq_dq()
6481 	VERIFY(--ipx->ipx_reentry_cnt == 0);  in ipsq_dq()
6482 	ipx->ipx_ipsq_queued = B_FALSE;  in ipsq_dq()
6485 	ipx->ipx_depth = 0;  in ipsq_dq()
6488 	mutex_exit(&ipx->ipx_lock);  in ipsq_dq()
6585 	ipxop_t *ipx;  in ipsq_enter()  local
6608 		ipx = ipsq->ipsq_xop;  in ipsq_enter()
6609 		mutex_enter(&ipx->ipx_lock);  in ipsq_enter()
6611 		if (ipx->ipx_writer == NULL && (type == CUR_OP ||  in ipsq_enter()
6612 		    (ipx->ipx_current_ipif == NULL && ipsq_dlpi_done(ipsq)) ||  in ipsq_enter()
6618 		if (!force || ipx->ipx_writer != NULL) {  in ipsq_enter()
6619 			mutex_exit(&ipx->ipx_lock);  in ipsq_enter()
6623 			mutex_exit(&ipx->ipx_lock);  in ipsq_enter()
6632 	ASSERT(ipx->ipx_mphead == NULL && ipx->ipx_mptail == NULL);  in ipsq_enter()
6633 	ASSERT(ipx->ipx_reentry_cnt == 0);  in ipsq_enter()
6634 	ipx->ipx_writer = curthread;  in ipsq_enter()
6635 	ipx->ipx_forced = (ipx->ipx_current_ipif != NULL);  in ipsq_enter()
6636 	ipx->ipx_reentry_cnt++;  in ipsq_enter()
6638 	ipx->ipx_depth = getpcstack(ipx->ipx_stack, IPX_STACK_DEPTH);  in ipsq_enter()
6640 	mutex_exit(&ipx->ipx_lock);  in ipsq_enter()
6660 	ipxop_t	*ipx;  in ipsq_try_enter_internal()  local
6674 	ipx = ipsq->ipsq_xop;  in ipsq_try_enter_internal()
6675 	mutex_enter(&ipx->ipx_lock);  in ipsq_try_enter_internal()
6689 	if ((ipx->ipx_writer == curthread && reentry_ok) ||  in ipsq_try_enter_internal()
6690 	    (ipx->ipx_writer == NULL && (type == CUR_OP || (type == NEW_OP &&  in ipsq_try_enter_internal()
6691 	    !ipx->ipx_ipsq_queued && ipx->ipx_current_ipif == NULL &&  in ipsq_try_enter_internal()
6694 		ipx->ipx_reentry_cnt++;  in ipsq_try_enter_internal()
6695 		ipx->ipx_writer = curthread;  in ipsq_try_enter_internal()
6696 		ipx->ipx_forced = B_FALSE;  in ipsq_try_enter_internal()
6697 		mutex_exit(&ipx->ipx_lock);  in ipsq_try_enter_internal()
6702 		ipx->ipx_depth = getpcstack(ipx->ipx_stack, IPX_STACK_DEPTH);  in ipsq_try_enter_internal()
6710 	mutex_exit(&ipx->ipx_lock);  in ipsq_try_enter_internal()
6898 	ipxop_t *ipx = ipsq->ipsq_xop;  in ipsq_current_start()  local
6901 	ASSERT(ipx->ipx_current_ipif == NULL);  in ipsq_current_start()
6902 	ASSERT(ipx->ipx_current_ioctl == 0);  in ipsq_current_start()
6904 	ipx->ipx_current_done = B_FALSE;  in ipsq_current_start()
6905 	ipx->ipx_current_ioctl = ioccmd;  in ipsq_current_start()
6906 	mutex_enter(&ipx->ipx_lock);  in ipsq_current_start()
6907 	ipx->ipx_current_ipif = ipif;  in ipsq_current_start()
6908 	mutex_exit(&ipx->ipx_lock);  in ipsq_current_start()
6955 	ipxop_t	*ipx = ipsq->ipsq_xop;  in ipsq_current_finish()  local
6957 	ipif_t	*ipif = ipx->ipx_current_ipif;  in ipsq_current_finish()
6966 	if (ipx->ipx_current_ioctl != SIOCLIFREMOVEIF) {  in ipsq_current_finish()
6971 		if (ipx->ipx_current_ioctl == 0) {  in ipsq_current_finish()
6981 	ASSERT(!ipx->ipx_current_done);  in ipsq_current_finish()
6982 	ipx->ipx_current_done = B_TRUE;  in ipsq_current_finish()
6983 	ipx->ipx_current_ioctl = 0;  in ipsq_current_finish()
6985 		mutex_enter(&ipx->ipx_lock);  in ipsq_current_finish()
6986 		ipx->ipx_current_ipif = NULL;  in ipsq_current_finish()
6987 		mutex_exit(&ipx->ipx_lock);  in ipsq_current_finish()
7004 	ipxop_t	*ipx = ill->ill_phyint->phyint_ipsq->ipsq_xop;  in ipsq_flush()  local
7011 	mutex_enter(&ipx->ipx_lock);  in ipsq_flush()
7012 	for (prev = NULL, mp = ipx->ipx_mphead; mp != NULL; mp = mp_next) {  in ipsq_flush()
7018 				ipx->ipx_mphead = mp->b_next;  in ipsq_flush()
7021 			if (ipx->ipx_mptail == mp) {  in ipsq_flush()
7023 				ipx->ipx_mptail = prev;  in ipsq_flush()
7030 	mutex_exit(&ipx->ipx_lock);  in ipsq_flush()
11831 	ipxop_t *ipx = ipsq->ipsq_xop;  in ipif_transfer()  local
11852 	if (ipx->ipx_current_ipif == sipif) {  in ipif_transfer()
11853 		ASSERT(ipx->ipx_pending_ipif == NULL);  in ipif_transfer()
11854 		mutex_enter(&ipx->ipx_lock);  in ipif_transfer()
11855 		ipx->ipx_current_ipif = dipif;  in ipif_transfer()
11856 		mutex_exit(&ipx->ipx_lock);  in ipif_transfer()
12355 	ipxop_t *ipx = ipsq->ipsq_xop;  in ipsq_delete()  local
12360 	ASSERT(ipsq->ipsq_xopq_mphead == NULL && ipx->ipx_mphead == NULL);  in ipsq_delete()
12361 	ASSERT(ipx->ipx_pending_mp == NULL);  in ipsq_delete()
12965 	ipxop_t *ipx = ipsq->ipsq_xop;  in ill_dlpi_done()  local
12978 		if (ipx->ipx_current_done) {  in ill_dlpi_done()
12979 			mutex_enter(&ipx->ipx_lock);  in ill_dlpi_done()
12980 			ipx->ipx_current_ipif = NULL;  in ill_dlpi_done()
12981 			mutex_exit(&ipx->ipx_lock);  in ill_dlpi_done()