3373 	uint_t		pmtu;  in ip_set_destination_v4()  local
3623 	pmtu = ip_get_pmtu(ixa);  in ip_set_destination_v4()
3624 	ixa->ixa_fragsize = pmtu;  in ip_set_destination_v4()
3627 		ixa->ixa_pmtu = pmtu;  in ip_set_destination_v4()
3644 		if (uinfo->iulp_mtu == 0 || uinfo->iulp_mtu > pmtu)  in ip_set_destination_v4()
3645 			uinfo->iulp_mtu = pmtu;  in ip_set_destination_v4()
3719 	uint_t		pmtu;  in ip_get_pmtu()  local
3732 	pmtu = IP_MAXPACKET;  in ip_get_pmtu()
3742 			pmtu = IPV6_MIN_MTU;  in ip_get_pmtu()
3761 	    ire->ire_metrics.iulp_mtu < pmtu)  in ip_get_pmtu()
3762 		pmtu = ire->ire_metrics.iulp_mtu;  in ip_get_pmtu()
3771 			if (dce->dce_pmtu < pmtu)  in ip_get_pmtu()
3772 				pmtu = dce->dce_pmtu;  in ip_get_pmtu()
3798 		if (loopback_mtu < pmtu)  in ip_get_pmtu()
3799 			pmtu = loopback_mtu;  in ip_get_pmtu()
3808 			if (nce->nce_common->ncec_ill->ill_mc_mtu < pmtu)  in ip_get_pmtu()
3809 				pmtu = nce->nce_common->ncec_ill->ill_mc_mtu;  in ip_get_pmtu()
3811 			    nce->nce_ill->ill_mc_mtu < pmtu) {  in ip_get_pmtu()
3818 				pmtu = nce->nce_ill->ill_mc_mtu;  in ip_get_pmtu()
3821 			if (nce->nce_common->ncec_ill->ill_mtu < pmtu)  in ip_get_pmtu()
3822 				pmtu = nce->nce_common->ncec_ill->ill_mtu;  in ip_get_pmtu()
3824 			    nce->nce_ill->ill_mtu < pmtu) {  in ip_get_pmtu()
3831 				pmtu = nce->nce_ill->ill_mtu;  in ip_get_pmtu()
3845 					pmtu = IPV6_MIN_MTU;  in ip_get_pmtu()
3848 				pmtu = IPV6_MIN_MTU;  in ip_get_pmtu()
3856 				pmtu = IPV6_MIN_MTU;  in ip_get_pmtu()
3878 			pmtu -= sizeof (ip6_frag_t);  in ip_get_pmtu()
3883 	return (pmtu);  in ip_get_pmtu()
6553 	uint32_t	pmtu = IP_MAXPACKET;  in ip_fill_mtuinfo()  local
6561 		pmtu = ip_get_pmtu(ixa);  in ip_fill_mtuinfo()
6573 	mtuinfo->ip6m_mtu = pmtu;  in ip_fill_mtuinfo()