76 static void igmp6_join_group(struct ifmcaddr6 *ma);
77 static void igmp6_leave_group(struct ifmcaddr6 *ma);
169 	return iv > 0 ? iv : 1;  in unsolicited_report_interval()
427 		if (psl->sl_count == 1 && omode == MCAST_INCLUDE) {  in ip6_mc_source()
428 			leavegroup = 1;  in ip6_mc_source()
433 		ip6_mc_del_src(idev, group, omode, 1, source, 1);  in ip6_mc_source()
435 		for (j = i+1; j < psl->sl_count; j++)  in ip6_mc_source()
436 			psl->sl_addr[j-1] = psl->sl_addr[j];  in ip6_mc_source()
471 	rv = 1;	/* > 0 for insert logic below if sl_count is 0 */  in ip6_mc_source()
477 	for (j = psl->sl_count-1; j >= i; j--)  in ip6_mc_source()
478 		psl->sl_addr[j+1] = psl->sl_addr[j];  in ip6_mc_source()
483 	ip6_mc_add_src(idev, group, omode, 1, source, 1);  in ip6_mc_source()
518 		leavegroup = 1;  in ip6_mc_msfilter()
892 	mc->mca_users = 1;  in mca_alloc()
895 	refcount_set(&mc->mca_refcnt, 1);  in mca_alloc()
898 	mc->mca_sfcount[mode] = 1;  in mca_alloc()
915 		.netnsid = -1,  in inet6_ifmcaddr_notify()
1006 	struct ifmcaddr6 *ma, __rcu **map;  in __ipv6_dev_mc_dec()  local
1012 	     (ma = mc_dereference(*map, idev));  in __ipv6_dev_mc_dec()
1013 	     map = &ma->next) {  in __ipv6_dev_mc_dec()
1014 		if (ipv6_addr_equal(&ma->mca_addr, addr)) {  in __ipv6_dev_mc_dec()
1015 			if (--ma->mca_users == 0) {  in __ipv6_dev_mc_dec()
1016 				*map = ma->next;  in __ipv6_dev_mc_dec()
1018 				igmp6_group_dropped(ma);  in __ipv6_dev_mc_dec()
1019 				inet6_ifmcaddr_notify(idev->dev, ma,  in __ipv6_dev_mc_dec()
1021 				ip6_mc_clear_src(ma);  in __ipv6_dev_mc_dec()
1024 				ma_put(ma);  in __ipv6_dev_mc_dec()
1099 	idev->mc_gq_running = 1;  in mld_gq_start_work()
1162 static void igmp6_group_queried(struct ifmcaddr6 *ma, unsigned long resptime)  in igmp6_group_queried()  argument
1167 	if (ipv6_addr_is_ll_all_nodes(&ma->mca_addr) ||  in igmp6_group_queried()
1168 	    IPV6_ADDR_MC_SCOPE(&ma->mca_addr) < IPV6_ADDR_SCOPE_LINKLOCAL)  in igmp6_group_queried()
1171 	if (cancel_delayed_work(&ma->mca_work)) {  in igmp6_group_queried()
1172 		refcount_dec(&ma->mca_refcnt);  in igmp6_group_queried()
1173 		delay = ma->mca_work.timer.expires - jiffies;  in igmp6_group_queried()
1179 	if (!mod_delayed_work(mld_wq, &ma->mca_work, delay))  in igmp6_group_queried()
1180 		refcount_inc(&ma->mca_refcnt);  in igmp6_group_queried()
1181 	ma->mca_flags |= MAF_TIMER_RUNNING;  in igmp6_group_queried()
1233 				psf->sf_gsresp = 1;  in mld_marksources()
1267 	return mld_force_mld_version(idev) == 1;  in mld_in_v1_mode_only()
1383 	*max_delay = max(msecs_to_jiffies(mldv1_md), 1UL);  in mld_process_v1()
1406 	*max_delay = max(msecs_to_jiffies(mldv2_mrc(mld)), 1UL);  in mld_process_v2()
1443 	struct ifmcaddr6 *ma;  in __mld_query_work()  local
1459 	 * address, if the Hop Limit is set to 1, and if the Router Alert  in __mld_query_work()
1464 	    ipv6_hdr(skb)->hop_limit != 1 ||  in __mld_query_work()
1513 			mark = 1;  in __mld_query_work()
1520 		for_each_mc_mclock(idev, ma) {  in __mld_query_work()
1521 			igmp6_group_queried(ma, max_delay);  in __mld_query_work()
1524 		for_each_mc_mclock(idev, ma) {  in __mld_query_work()
1525 			if (!ipv6_addr_equal(group, &ma->mca_addr))  in __mld_query_work()
1527 			if (ma->mca_flags & MAF_TIMER_RUNNING) {  in __mld_query_work()
1530 					ma->mca_flags &= ~MAF_GSQUERY;  in __mld_query_work()
1534 					ma->mca_flags |= MAF_GSQUERY;  in __mld_query_work()
1536 					ma->mca_flags &= ~MAF_GSQUERY;  in __mld_query_work()
1538 			if (!(ma->mca_flags & MAF_GSQUERY) ||  in __mld_query_work()
1539 			    mld_marksources(ma, ntohs(mlh2->mld2q_nsrcs), mlh2->mld2q_srcs))  in __mld_query_work()
1540 				igmp6_group_queried(ma, max_delay);  in __mld_query_work()
1608 	struct ifmcaddr6 *ma;  in __mld_report_work()  local
1640 	for_each_mc_mclock(idev, ma) {  in __mld_report_work()
1641 		if (ipv6_addr_equal(&ma->mca_addr, &mld->mld_mca)) {  in __mld_report_work()
1642 			if (cancel_delayed_work(&ma->mca_work))  in __mld_report_work()
1643 				refcount_dec(&ma->mca_refcnt);  in __mld_report_work()
1644 			ma->mca_flags &= ~(MAF_LAST_REPORTER |  in __mld_report_work()
1909 	pmr->mld2r_ngrec = htons(ntohs(pmr->mld2r_ngrec)+1);  in add_grhead()
1960 	first = 1;  in add_grec()
1996 			first = 1;  in add_grec()
2118 			skb = add_grec(skb, pmc, type, 1, 0, 0);  in mld_send_cr()
2119 			skb = add_grec(skb, pmc, dtype, 1, 1, 0);  in mld_send_cr()
2124 				skb = add_grec(skb, pmc, type, 1, 0, 0);  in mld_send_cr()
2155 		skb = add_grec(skb, pmc, dtype, 0, 1, 0);	/* deleted sources */  in mld_send_cr()
2282 		skb = add_grec(skb, pmc, type, 0, 0, 1);  in mld_send_initial_cr()
2336 	WRITE_ONCE(psf->sf_count[sfmode], psf->sf_count[sfmode] - 1);  in ip6_mc_del1_src()
2354 			rv = 1;  in ip6_mc_del1_src()
2442 	WRITE_ONCE(psf->sf_count[sfmode], psf->sf_count[sfmode] + 1);  in ip6_mc_add1_src()
2555 			   pmc->mca_sfcount[sfmode] + 1);  in ip6_mc_add_src()
2567 				   pmc->mca_sfcount[sfmode] - 1);  in ip6_mc_add_src()
2613 	WRITE_ONCE(pmc->mca_sfcount[MCAST_EXCLUDE], 1);  in ip6_mc_clear_src()
2617 static void igmp6_join_group(struct ifmcaddr6 *ma)  in igmp6_join_group()  argument
2621 	if (ma->mca_flags & MAF_NOREPORT)  in igmp6_join_group()
2624 	igmp6_send(&ma->mca_addr, ma->idev->dev, ICMPV6_MGM_REPORT);  in igmp6_join_group()
2626 	delay = get_random_u32_below(unsolicited_report_interval(ma->idev));  in igmp6_join_group()
2628 	if (cancel_delayed_work(&ma->mca_work)) {  in igmp6_join_group()
2629 		refcount_dec(&ma->mca_refcnt);  in igmp6_join_group()
2630 		delay = ma->mca_work.timer.expires - jiffies;  in igmp6_join_group()
2633 	if (!mod_delayed_work(mld_wq, &ma->mca_work, delay))  in igmp6_join_group()
2634 		refcount_inc(&ma->mca_refcnt);  in igmp6_join_group()
2635 	ma->mca_flags |= MAF_TIMER_RUNNING | MAF_LAST_REPORTER;  in igmp6_join_group()
2668 static void igmp6_leave_group(struct ifmcaddr6 *ma)  in igmp6_leave_group()  argument
2670 	if (mld_in_v1_mode(ma->idev)) {  in igmp6_leave_group()
2671 		if (ma->mca_flags & MAF_LAST_REPORTER) {  in igmp6_leave_group()
2672 			igmp6_send(&ma->mca_addr, ma->idev->dev,  in igmp6_leave_group()
2676 		mld_add_delrec(ma->idev, ma);  in igmp6_leave_group()
2677 		mld_ifc_event(ma->idev);  in igmp6_leave_group()
2721 	mld_ifc_start_work(idev, 1);  in mld_ifc_event()
2726 	struct ifmcaddr6 *ma = container_of(to_delayed_work(work),  in mld_mca_work()  local
2729 	mutex_lock(&ma->idev->mc_lock);  in mld_mca_work()
2730 	if (mld_in_v1_mode(ma->idev))  in mld_mca_work()
2731 		igmp6_send(&ma->mca_addr, ma->idev->dev, ICMPV6_MGM_REPORT);  in mld_mca_work()
2733 		mld_send_report(ma->idev, ma);  in mld_mca_work()
2734 	ma->mca_flags |=  MAF_LAST_REPORTER;  in mld_mca_work()
2735 	ma->mca_flags &= ~MAF_TIMER_RUNNING;  in mld_mca_work()
2736 	mutex_unlock(&ma->idev->mc_lock);  in mld_mca_work()
2738 	ma_put(ma);  in mld_mca_work()
3087 	return *pos ? igmp6_mcf_get_idx(seq, *pos - 1) : SEQ_START_TOKEN;  in igmp6_mcf_seq_start()
3190 	inet6_sk(net->ipv6.igmp_sk)->hop_limit = 1;  in igmp6_net_init()