73 static void igmp6_join_group(struct ifmcaddr6 *ma);
74 static void igmp6_leave_group(struct ifmcaddr6 *ma);
166 	return iv > 0 ? iv : 1;  in unsolicited_report_interval()
424 		if (psl->sl_count == 1 && omode == MCAST_INCLUDE) {  in ip6_mc_source()
425 			leavegroup = 1;  in ip6_mc_source()
430 		ip6_mc_del_src(idev, group, omode, 1, source, 1);  in ip6_mc_source()
432 		for (j = i+1; j < psl->sl_count; j++)  in ip6_mc_source()
433 			psl->sl_addr[j-1] = psl->sl_addr[j];  in ip6_mc_source()
468 	rv = 1;	/* > 0 for insert logic below if sl_count is 0 */  in ip6_mc_source()
474 	for (j = psl->sl_count-1; j >= i; j--)  in ip6_mc_source()
475 		psl->sl_addr[j+1] = psl->sl_addr[j];  in ip6_mc_source()
480 	ip6_mc_add_src(idev, group, omode, 1, source, 1);  in ip6_mc_source()
515 		leavegroup = 1;  in ip6_mc_msfilter()
888 	mc->mca_users = 1;  in mca_alloc()
891 	refcount_set(&mc->mca_refcnt, 1);  in mca_alloc()
894 	mc->mca_sfcount[mode] = 1;  in mca_alloc()
966 	struct ifmcaddr6 *ma, __rcu **map;  in __ipv6_dev_mc_dec()  local
972 	     (ma = mc_dereference(*map, idev));  in __ipv6_dev_mc_dec()
973 	     map = &ma->next) {  in __ipv6_dev_mc_dec()
974 		if (ipv6_addr_equal(&ma->mca_addr, addr)) {  in __ipv6_dev_mc_dec()
975 			if (--ma->mca_users == 0) {  in __ipv6_dev_mc_dec()
976 				*map = ma->next;  in __ipv6_dev_mc_dec()
978 				igmp6_group_dropped(ma);  in __ipv6_dev_mc_dec()
979 				ip6_mc_clear_src(ma);  in __ipv6_dev_mc_dec()
982 				ma_put(ma);  in __ipv6_dev_mc_dec()
1055 	idev->mc_gq_running = 1;  in mld_gq_start_work()
1118 static void igmp6_group_queried(struct ifmcaddr6 *ma, unsigned long resptime)  in igmp6_group_queried()  argument
1123 	if (ipv6_addr_is_ll_all_nodes(&ma->mca_addr) ||  in igmp6_group_queried()
1124 	    IPV6_ADDR_MC_SCOPE(&ma->mca_addr) < IPV6_ADDR_SCOPE_LINKLOCAL)  in igmp6_group_queried()
1127 	if (cancel_delayed_work(&ma->mca_work)) {  in igmp6_group_queried()
1128 		refcount_dec(&ma->mca_refcnt);  in igmp6_group_queried()
1129 		delay = ma->mca_work.timer.expires - jiffies;  in igmp6_group_queried()
1135 	if (!mod_delayed_work(mld_wq, &ma->mca_work, delay))  in igmp6_group_queried()
1136 		refcount_inc(&ma->mca_refcnt);  in igmp6_group_queried()
1137 	ma->mca_flags |= MAF_TIMER_RUNNING;  in igmp6_group_queried()
1189 				psf->sf_gsresp = 1;  in mld_marksources()
1223 	return mld_force_mld_version(idev) == 1;  in mld_in_v1_mode_only()
1339 	*max_delay = max(msecs_to_jiffies(mldv1_md), 1UL);  in mld_process_v1()
1362 	*max_delay = max(msecs_to_jiffies(mldv2_mrc(mld)), 1UL);  in mld_process_v2()
1399 	struct ifmcaddr6 *ma;  in __mld_query_work()  local
1415 	 * address, if the Hop Limit is set to 1, and if the Router Alert  in __mld_query_work()
1420 	    ipv6_hdr(skb)->hop_limit != 1 ||  in __mld_query_work()
1469 			mark = 1;  in __mld_query_work()
1476 		for_each_mc_mclock(idev, ma) {  in __mld_query_work()
1477 			igmp6_group_queried(ma, max_delay);  in __mld_query_work()
1480 		for_each_mc_mclock(idev, ma) {  in __mld_query_work()
1481 			if (!ipv6_addr_equal(group, &ma->mca_addr))  in __mld_query_work()
1483 			if (ma->mca_flags & MAF_TIMER_RUNNING) {  in __mld_query_work()
1486 					ma->mca_flags &= ~MAF_GSQUERY;  in __mld_query_work()
1490 					ma->mca_flags |= MAF_GSQUERY;  in __mld_query_work()
1492 					ma->mca_flags &= ~MAF_GSQUERY;  in __mld_query_work()
1494 			if (!(ma->mca_flags & MAF_GSQUERY) ||  in __mld_query_work()
1495 			    mld_marksources(ma, ntohs(mlh2->mld2q_nsrcs), mlh2->mld2q_srcs))  in __mld_query_work()
1496 				igmp6_group_queried(ma, max_delay);  in __mld_query_work()
1564 	struct ifmcaddr6 *ma;  in __mld_report_work()  local
1596 	for_each_mc_mclock(idev, ma) {  in __mld_report_work()
1597 		if (ipv6_addr_equal(&ma->mca_addr, &mld->mld_mca)) {  in __mld_report_work()
1598 			if (cancel_delayed_work(&ma->mca_work))  in __mld_report_work()
1599 				refcount_dec(&ma->mca_refcnt);  in __mld_report_work()
1600 			ma->mca_flags &= ~(MAF_LAST_REPORTER |  in __mld_report_work()
1748 	skb = sock_alloc_send_skb(sk, size, 1, &err);  in mld_newpack()
1861 	pmr->mld2r_ngrec = htons(ntohs(pmr->mld2r_ngrec)+1);  in add_grhead()
1912 	first = 1;  in add_grec()
1948 			first = 1;  in add_grec()
2070 			skb = add_grec(skb, pmc, type, 1, 0, 0);  in mld_send_cr()
2071 			skb = add_grec(skb, pmc, dtype, 1, 1, 0);  in mld_send_cr()
2076 				skb = add_grec(skb, pmc, type, 1, 0, 0);  in mld_send_cr()
2107 		skb = add_grec(skb, pmc, dtype, 0, 1, 0);	/* deleted sources */  in mld_send_cr()
2156 	skb = sock_alloc_send_skb(sk, hlen + tlen + full_len, 1, &err);  in igmp6_send()
2236 		skb = add_grec(skb, pmc, type, 0, 0, 1);  in mld_send_initial_cr()
2308 			rv = 1;  in ip6_mc_del1_src()
2564 	pmc->mca_sfcount[MCAST_EXCLUDE] = 1;  in ip6_mc_clear_src()
2568 static void igmp6_join_group(struct ifmcaddr6 *ma)  in igmp6_join_group()  argument
2572 	if (ma->mca_flags & MAF_NOREPORT)  in igmp6_join_group()
2575 	igmp6_send(&ma->mca_addr, ma->idev->dev, ICMPV6_MGM_REPORT);  in igmp6_join_group()
2577 	delay = prandom_u32_max(unsolicited_report_interval(ma->idev));  in igmp6_join_group()
2579 	if (cancel_delayed_work(&ma->mca_work)) {  in igmp6_join_group()
2580 		refcount_dec(&ma->mca_refcnt);  in igmp6_join_group()
2581 		delay = ma->mca_work.timer.expires - jiffies;  in igmp6_join_group()
2584 	if (!mod_delayed_work(mld_wq, &ma->mca_work, delay))  in igmp6_join_group()
2585 		refcount_inc(&ma->mca_refcnt);  in igmp6_join_group()
2586 	ma->mca_flags |= MAF_TIMER_RUNNING | MAF_LAST_REPORTER;  in igmp6_join_group()
2619 static void igmp6_leave_group(struct ifmcaddr6 *ma)  in igmp6_leave_group()  argument
2621 	if (mld_in_v1_mode(ma->idev)) {  in igmp6_leave_group()
2622 		if (ma->mca_flags & MAF_LAST_REPORTER) {  in igmp6_leave_group()
2623 			igmp6_send(&ma->mca_addr, ma->idev->dev,  in igmp6_leave_group()
2627 		mld_add_delrec(ma->idev, ma);  in igmp6_leave_group()
2628 		mld_ifc_event(ma->idev);  in igmp6_leave_group()
2672 	mld_ifc_start_work(idev, 1);  in mld_ifc_event()
2677 	struct ifmcaddr6 *ma = container_of(to_delayed_work(work),  in mld_mca_work()  local
2680 	mutex_lock(&ma->idev->mc_lock);  in mld_mca_work()
2681 	if (mld_in_v1_mode(ma->idev))  in mld_mca_work()
2682 		igmp6_send(&ma->mca_addr, ma->idev->dev, ICMPV6_MGM_REPORT);  in mld_mca_work()
2684 		mld_send_report(ma->idev, ma);  in mld_mca_work()
2685 	ma->mca_flags |=  MAF_LAST_REPORTER;  in mld_mca_work()
2686 	ma->mca_flags &= ~MAF_TIMER_RUNNING;  in mld_mca_work()
2687 	mutex_unlock(&ma->idev->mc_lock);  in mld_mca_work()
2689 	ma_put(ma);  in mld_mca_work()
3037 	return *pos ? igmp6_mcf_get_idx(seq, *pos - 1) : SEQ_START_TOKEN;  in igmp6_mcf_seq_start()
3140 	inet6_sk(net->ipv6.igmp_sk)->hop_limit = 1;  in igmp6_net_init()