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authorFelix Fietkau <nbd@openwrt.org>2014-07-24 09:12:59 +0000
committerFelix Fietkau <nbd@openwrt.org>2014-07-24 09:12:59 +0000
commitdd7650f67cdbdec6bc8ada714eeeb366eb70a62f (patch)
treefc2973693b7e62b45b8e3015d41c1217c361d390 /target/linux/generic/patches-3.10
parent22419ae4cb52baccbfea40a0f461565c027350b8 (diff)
downloadmtk-20170518-dd7650f67cdbdec6bc8ada714eeeb366eb70a62f.zip
mtk-20170518-dd7650f67cdbdec6bc8ada714eeeb366eb70a62f.tar.gz
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kernel: backport upstream bridge multicast snooping fixes
Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 41817
Diffstat (limited to 'target/linux/generic/patches-3.10')
-rw-r--r--target/linux/generic/patches-3.10/070-net_bridge_backports.patch848
-rw-r--r--target/linux/generic/patches-3.10/120-bridge_allow_receiption_on_disabled_port.patch4
-rw-r--r--target/linux/generic/patches-3.10/642-bridge_port_isolate.patch6
-rw-r--r--target/linux/generic/patches-3.10/643-bridge_remove_ipv6_dependency.patch2
-rw-r--r--target/linux/generic/patches-3.10/644-bridge_optimize_netfilter_hooks.patch10
-rw-r--r--target/linux/generic/patches-3.10/645-bridge_multicast_to_unicast.patch76
-rw-r--r--target/linux/generic/patches-3.10/657-qdisc_reduce_truesize.patch2
7 files changed, 899 insertions, 49 deletions
diff --git a/target/linux/generic/patches-3.10/070-net_bridge_backports.patch b/target/linux/generic/patches-3.10/070-net_bridge_backports.patch
new file mode 100644
index 0000000..3edc2ca
--- /dev/null
+++ b/target/linux/generic/patches-3.10/070-net_bridge_backports.patch
@@ -0,0 +1,848 @@
+--- a/net/bridge/br_device.c
++++ b/net/bridge/br_device.c
+@@ -67,7 +67,8 @@ netdev_tx_t br_dev_xmit(struct sk_buff *
+ }
+
+ mdst = br_mdb_get(br, skb, vid);
+- if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb))
++ if ((mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) &&
++ br_multicast_querier_exists(br, eth_hdr(skb)))
+ br_multicast_deliver(mdst, skb);
+ else
+ br_flood_deliver(br, skb);
+--- a/net/bridge/br_input.c
++++ b/net/bridge/br_input.c
+@@ -98,7 +98,8 @@ int br_handle_frame_finish(struct sk_buf
+ skb2 = skb;
+ else if (is_multicast_ether_addr(dest)) {
+ mdst = br_mdb_get(br, skb, vid);
+- if (mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) {
++ if ((mdst || BR_INPUT_SKB_CB_MROUTERS_ONLY(skb)) &&
++ br_multicast_querier_exists(br, eth_hdr(skb))) {
+ if ((mdst && mdst->mglist) ||
+ br_multicast_is_router(br))
+ skb2 = skb;
+--- a/net/bridge/br_multicast.c
++++ b/net/bridge/br_multicast.c
+@@ -23,16 +23,19 @@
+ #include <linux/skbuff.h>
+ #include <linux/slab.h>
+ #include <linux/timer.h>
++#include <linux/inetdevice.h>
+ #include <net/ip.h>
+ #if IS_ENABLED(CONFIG_IPV6)
+ #include <net/ipv6.h>
+ #include <net/mld.h>
+ #include <net/ip6_checksum.h>
++#include <net/addrconf.h>
+ #endif
+
+ #include "br_private.h"
+
+-static void br_multicast_start_querier(struct net_bridge *br);
++static void br_multicast_start_querier(struct net_bridge *br,
++ struct bridge_mcast_query *query);
+ unsigned int br_mdb_rehash_seq;
+
+ static inline int br_ip_equal(const struct br_ip *a, const struct br_ip *b)
+@@ -381,7 +384,8 @@ static struct sk_buff *br_ip4_multicast_
+ iph->frag_off = htons(IP_DF);
+ iph->ttl = 1;
+ iph->protocol = IPPROTO_IGMP;
+- iph->saddr = 0;
++ iph->saddr = br->multicast_query_use_ifaddr ?
++ inet_select_addr(br->dev, 0, RT_SCOPE_LINK) : 0;
+ iph->daddr = htonl(INADDR_ALLHOSTS_GROUP);
+ ((u8 *)&iph[1])[0] = IPOPT_RA;
+ ((u8 *)&iph[1])[1] = 4;
+@@ -724,7 +728,7 @@ static int br_ip6_multicast_add_group(st
+ {
+ struct br_ip br_group;
+
+- if (!ipv6_is_transient_multicast(group))
++ if (ipv6_addr_is_ll_all_nodes(group))
+ return 0;
+
+ br_group.u.ip6 = *group;
+@@ -756,20 +760,35 @@ static void br_multicast_local_router_ex
+ {
+ }
+
+-static void br_multicast_querier_expired(unsigned long data)
++static void br_multicast_querier_expired(struct net_bridge *br,
++ struct bridge_mcast_query *query)
+ {
+- struct net_bridge *br = (void *)data;
+-
+ spin_lock(&br->multicast_lock);
+ if (!netif_running(br->dev) || br->multicast_disabled)
+ goto out;
+
+- br_multicast_start_querier(br);
++ br_multicast_start_querier(br, query);
+
+ out:
+ spin_unlock(&br->multicast_lock);
+ }
+
++static void br_ip4_multicast_querier_expired(unsigned long data)
++{
++ struct net_bridge *br = (void *)data;
++
++ br_multicast_querier_expired(br, &br->ip4_query);
++}
++
++#if IS_ENABLED(CONFIG_IPV6)
++static void br_ip6_multicast_querier_expired(unsigned long data)
++{
++ struct net_bridge *br = (void *)data;
++
++ br_multicast_querier_expired(br, &br->ip6_query);
++}
++#endif
++
+ static void __br_multicast_send_query(struct net_bridge *br,
+ struct net_bridge_port *port,
+ struct br_ip *ip)
+@@ -790,37 +809,45 @@ static void __br_multicast_send_query(st
+ }
+
+ static void br_multicast_send_query(struct net_bridge *br,
+- struct net_bridge_port *port, u32 sent)
++ struct net_bridge_port *port,
++ struct bridge_mcast_query *query)
+ {
+ unsigned long time;
+ struct br_ip br_group;
++ struct bridge_mcast_querier *querier = NULL;
+
+ if (!netif_running(br->dev) || br->multicast_disabled ||
+- !br->multicast_querier ||
+- timer_pending(&br->multicast_querier_timer))
++ !br->multicast_querier)
+ return;
+
+ memset(&br_group.u, 0, sizeof(br_group.u));
+
+- br_group.proto = htons(ETH_P_IP);
+- __br_multicast_send_query(br, port, &br_group);
+-
++ if (port ? (query == &port->ip4_query) :
++ (query == &br->ip4_query)) {
++ querier = &br->ip4_querier;
++ br_group.proto = htons(ETH_P_IP);
+ #if IS_ENABLED(CONFIG_IPV6)
+- br_group.proto = htons(ETH_P_IPV6);
+- __br_multicast_send_query(br, port, &br_group);
++ } else {
++ querier = &br->ip6_querier;
++ br_group.proto = htons(ETH_P_IPV6);
+ #endif
++ }
++
++ if (!querier || timer_pending(&querier->timer))
++ return;
++
++ __br_multicast_send_query(br, port, &br_group);
+
+ time = jiffies;
+- time += sent < br->multicast_startup_query_count ?
++ time += query->startup_sent < br->multicast_startup_query_count ?
+ br->multicast_startup_query_interval :
+ br->multicast_query_interval;
+- mod_timer(port ? &port->multicast_query_timer :
+- &br->multicast_query_timer, time);
++ mod_timer(&query->timer, time);
+ }
+
+-static void br_multicast_port_query_expired(unsigned long data)
++static void br_multicast_port_query_expired(struct net_bridge_port *port,
++ struct bridge_mcast_query *query)
+ {
+- struct net_bridge_port *port = (void *)data;
+ struct net_bridge *br = port->br;
+
+ spin_lock(&br->multicast_lock);
+@@ -828,25 +855,43 @@ static void br_multicast_port_query_expi
+ port->state == BR_STATE_BLOCKING)
+ goto out;
+
+- if (port->multicast_startup_queries_sent <
+- br->multicast_startup_query_count)
+- port->multicast_startup_queries_sent++;
++ if (query->startup_sent < br->multicast_startup_query_count)
++ query->startup_sent++;
+
+- br_multicast_send_query(port->br, port,
+- port->multicast_startup_queries_sent);
++ br_multicast_send_query(port->br, port, query);
+
+ out:
+ spin_unlock(&br->multicast_lock);
+ }
+
++static void br_ip4_multicast_port_query_expired(unsigned long data)
++{
++ struct net_bridge_port *port = (void *)data;
++
++ br_multicast_port_query_expired(port, &port->ip4_query);
++}
++
++#if IS_ENABLED(CONFIG_IPV6)
++static void br_ip6_multicast_port_query_expired(unsigned long data)
++{
++ struct net_bridge_port *port = (void *)data;
++
++ br_multicast_port_query_expired(port, &port->ip6_query);
++}
++#endif
++
+ void br_multicast_add_port(struct net_bridge_port *port)
+ {
+ port->multicast_router = 1;
+
+ setup_timer(&port->multicast_router_timer, br_multicast_router_expired,
+ (unsigned long)port);
+- setup_timer(&port->multicast_query_timer,
+- br_multicast_port_query_expired, (unsigned long)port);
++ setup_timer(&port->ip4_query.timer, br_ip4_multicast_port_query_expired,
++ (unsigned long)port);
++#if IS_ENABLED(CONFIG_IPV6)
++ setup_timer(&port->ip6_query.timer, br_ip6_multicast_port_query_expired,
++ (unsigned long)port);
++#endif
+ }
+
+ void br_multicast_del_port(struct net_bridge_port *port)
+@@ -854,13 +899,13 @@ void br_multicast_del_port(struct net_br
+ del_timer_sync(&port->multicast_router_timer);
+ }
+
+-static void __br_multicast_enable_port(struct net_bridge_port *port)
++static void br_multicast_enable(struct bridge_mcast_query *query)
+ {
+- port->multicast_startup_queries_sent = 0;
++ query->startup_sent = 0;
+
+- if (try_to_del_timer_sync(&port->multicast_query_timer) >= 0 ||
+- del_timer(&port->multicast_query_timer))
+- mod_timer(&port->multicast_query_timer, jiffies);
++ if (try_to_del_timer_sync(&query->timer) >= 0 ||
++ del_timer(&query->timer))
++ mod_timer(&query->timer, jiffies);
+ }
+
+ void br_multicast_enable_port(struct net_bridge_port *port)
+@@ -871,7 +916,10 @@ void br_multicast_enable_port(struct net
+ if (br->multicast_disabled || !netif_running(br->dev))
+ goto out;
+
+- __br_multicast_enable_port(port);
++ br_multicast_enable(&port->ip4_query);
++#if IS_ENABLED(CONFIG_IPV6)
++ br_multicast_enable(&port->ip6_query);
++#endif
+
+ out:
+ spin_unlock(&br->multicast_lock);
+@@ -890,7 +938,10 @@ void br_multicast_disable_port(struct ne
+ if (!hlist_unhashed(&port->rlist))
+ hlist_del_init_rcu(&port->rlist);
+ del_timer(&port->multicast_router_timer);
+- del_timer(&port->multicast_query_timer);
++ del_timer(&port->ip4_query.timer);
++#if IS_ENABLED(CONFIG_IPV6)
++ del_timer(&port->ip6_query.timer);
++#endif
+ spin_unlock(&br->multicast_lock);
+ }
+
+@@ -1015,6 +1066,17 @@ static int br_ip6_multicast_mld2_report(
+ }
+ #endif
+
++static void
++br_multicast_update_querier_timer(struct net_bridge *br,
++ struct bridge_mcast_querier *querier,
++ unsigned long max_delay)
++{
++ if (!timer_pending(&querier->timer))
++ querier->delay_time = jiffies + max_delay;
++
++ mod_timer(&querier->timer, jiffies + br->multicast_querier_interval);
++}
++
+ /*
+ * Add port to rotuer_list
+ * list is maintained ordered by pointer value
+@@ -1065,12 +1127,13 @@ timer:
+
+ static void br_multicast_query_received(struct net_bridge *br,
+ struct net_bridge_port *port,
+- int saddr)
++ struct bridge_mcast_querier *querier,
++ int saddr,
++ unsigned long max_delay)
+ {
+ if (saddr)
+- mod_timer(&br->multicast_querier_timer,
+- jiffies + br->multicast_querier_interval);
+- else if (timer_pending(&br->multicast_querier_timer))
++ br_multicast_update_querier_timer(br, querier, max_delay);
++ else if (timer_pending(&querier->timer))
+ return;
+
+ br_multicast_mark_router(br, port);
+@@ -1097,8 +1160,6 @@ static int br_ip4_multicast_query(struct
+ (port && port->state == BR_STATE_DISABLED))
+ goto out;
+
+- br_multicast_query_received(br, port, !!iph->saddr);
+-
+ group = ih->group;
+
+ if (skb->len == sizeof(*ih)) {
+@@ -1122,6 +1183,9 @@ static int br_ip4_multicast_query(struct
+ IGMPV3_MRC(ih3->code) * (HZ / IGMP_TIMER_SCALE) : 1;
+ }
+
++ br_multicast_query_received(br, port, &br->ip4_querier, !!iph->saddr,
++ max_delay);
++
+ if (!group)
+ goto out;
+
+@@ -1174,8 +1238,6 @@ static int br_ip6_multicast_query(struct
+ (port && port->state == BR_STATE_DISABLED))
+ goto out;
+
+- br_multicast_query_received(br, port, !ipv6_addr_any(&ip6h->saddr));
+-
+ /* RFC2710+RFC3810 (MLDv1+MLDv2) require link-local source addresses */
+ if (!(ipv6_addr_type(&ip6h->saddr) & IPV6_ADDR_LINKLOCAL)) {
+ err = -EINVAL;
+@@ -1203,6 +1265,9 @@ static int br_ip6_multicast_query(struct
+ max_delay = max(msecs_to_jiffies(MLDV2_MRC(ntohs(mld2q->mld2q_mrc))), 1UL);
+ }
+
++ br_multicast_query_received(br, port, &br->ip6_querier,
++ !ipv6_addr_any(&ip6h->saddr), max_delay);
++
+ if (!group)
+ goto out;
+
+@@ -1235,7 +1300,9 @@ out:
+
+ static void br_multicast_leave_group(struct net_bridge *br,
+ struct net_bridge_port *port,
+- struct br_ip *group)
++ struct br_ip *group,
++ struct bridge_mcast_querier *querier,
++ struct bridge_mcast_query *query)
+ {
+ struct net_bridge_mdb_htable *mdb;
+ struct net_bridge_mdb_entry *mp;
+@@ -1246,7 +1313,7 @@ static void br_multicast_leave_group(str
+ spin_lock(&br->multicast_lock);
+ if (!netif_running(br->dev) ||
+ (port && port->state == BR_STATE_DISABLED) ||
+- timer_pending(&br->multicast_querier_timer))
++ timer_pending(&querier->timer))
+ goto out;
+
+ mdb = mlock_dereference(br->mdb, br);
+@@ -1254,6 +1321,31 @@ static void br_multicast_leave_group(str
+ if (!mp)
+ goto out;
+
++ if (br->multicast_querier) {
++ __br_multicast_send_query(br, port, &mp->addr);
++
++ time = jiffies + br->multicast_last_member_count *
++ br->multicast_last_member_interval;
++
++ mod_timer(&query->timer, time);
++
++ for (p = mlock_dereference(mp->ports, br);
++ p != NULL;
++ p = mlock_dereference(p->next, br)) {
++ if (p->port != port)
++ continue;
++
++ if (!hlist_unhashed(&p->mglist) &&
++ (timer_pending(&p->timer) ?
++ time_after(p->timer.expires, time) :
++ try_to_del_timer_sync(&p->timer) >= 0)) {
++ mod_timer(&p->timer, time);
++ }
++
++ break;
++ }
++ }
++
+ if (port && (port->flags & BR_MULTICAST_FAST_LEAVE)) {
+ struct net_bridge_port_group __rcu **pp;
+
+@@ -1306,7 +1398,6 @@ static void br_multicast_leave_group(str
+
+ break;
+ }
+-
+ out:
+ spin_unlock(&br->multicast_lock);
+ }
+@@ -1317,6 +1408,8 @@ static void br_ip4_multicast_leave_group
+ __u16 vid)
+ {
+ struct br_ip br_group;
++ struct bridge_mcast_query *query = port ? &port->ip4_query :
++ &br->ip4_query;
+
+ if (ipv4_is_local_multicast(group))
+ return;
+@@ -1325,7 +1418,7 @@ static void br_ip4_multicast_leave_group
+ br_group.proto = htons(ETH_P_IP);
+ br_group.vid = vid;
+
+- br_multicast_leave_group(br, port, &br_group);
++ br_multicast_leave_group(br, port, &br_group, &br->ip4_querier, query);
+ }
+
+ #if IS_ENABLED(CONFIG_IPV6)
+@@ -1335,15 +1428,18 @@ static void br_ip6_multicast_leave_group
+ __u16 vid)
+ {
+ struct br_ip br_group;
++ struct bridge_mcast_query *query = port ? &port->ip6_query :
++ &br->ip6_query;
+
+- if (!ipv6_is_transient_multicast(group))
++
++ if (ipv6_addr_is_ll_all_nodes(group))
+ return;
+
+ br_group.u.ip6 = *group;
+ br_group.proto = htons(ETH_P_IPV6);
+ br_group.vid = vid;
+
+- br_multicast_leave_group(br, port, &br_group);
++ br_multicast_leave_group(br, port, &br_group, &br->ip6_querier, query);
+ }
+ #endif
+
+@@ -1473,8 +1569,14 @@ static int br_multicast_ipv6_rcv(struct
+ * - MLD has always Router Alert hop-by-hop option
+ * - But we do not support jumbrograms.
+ */
+- if (ip6h->version != 6 ||
+- ip6h->nexthdr != IPPROTO_HOPOPTS ||
++ if (ip6h->version != 6)
++ return 0;
++
++ /* Prevent flooding this packet if there is no listener present */
++ if (!ipv6_addr_is_ll_all_nodes(&ip6h->daddr))
++ BR_INPUT_SKB_CB(skb)->mrouters_only = 1;
++
++ if (ip6h->nexthdr != IPPROTO_HOPOPTS ||
+ ip6h->payload_len == 0)
+ return 0;
+
+@@ -1605,19 +1707,32 @@ int br_multicast_rcv(struct net_bridge *
+ return 0;
+ }
+
+-static void br_multicast_query_expired(unsigned long data)
++static void br_multicast_query_expired(struct net_bridge *br,
++ struct bridge_mcast_query *query)
++{
++ spin_lock(&br->multicast_lock);
++ if (query->startup_sent < br->multicast_startup_query_count)
++ query->startup_sent++;
++
++ br_multicast_send_query(br, NULL, query);
++ spin_unlock(&br->multicast_lock);
++}
++
++static void br_ip4_multicast_query_expired(unsigned long data)
+ {
+ struct net_bridge *br = (void *)data;
+
+- spin_lock(&br->multicast_lock);
+- if (br->multicast_startup_queries_sent <
+- br->multicast_startup_query_count)
+- br->multicast_startup_queries_sent++;
++ br_multicast_query_expired(br, &br->ip4_query);
++}
+
+- br_multicast_send_query(br, NULL, br->multicast_startup_queries_sent);
++#if IS_ENABLED(CONFIG_IPV6)
++static void br_ip6_multicast_query_expired(unsigned long data)
++{
++ struct net_bridge *br = (void *)data;
+
+- spin_unlock(&br->multicast_lock);
++ br_multicast_query_expired(br, &br->ip6_query);
+ }
++#endif
+
+ void br_multicast_init(struct net_bridge *br)
+ {
+@@ -1626,6 +1741,7 @@ void br_multicast_init(struct net_bridge
+
+ br->multicast_router = 1;
+ br->multicast_querier = 0;
++ br->multicast_query_use_ifaddr = 0;
+ br->multicast_last_member_count = 2;
+ br->multicast_startup_query_count = 2;
+
+@@ -1636,23 +1752,43 @@ void br_multicast_init(struct net_bridge
+ br->multicast_querier_interval = 255 * HZ;
+ br->multicast_membership_interval = 260 * HZ;
+
++ br->ip4_querier.delay_time = 0;
++#if IS_ENABLED(CONFIG_IPV6)
++ br->ip6_querier.delay_time = 0;
++#endif
++
+ spin_lock_init(&br->multicast_lock);
+ setup_timer(&br->multicast_router_timer,
+ br_multicast_local_router_expired, 0);
+- setup_timer(&br->multicast_querier_timer,
+- br_multicast_querier_expired, (unsigned long)br);
+- setup_timer(&br->multicast_query_timer, br_multicast_query_expired,
++ setup_timer(&br->ip4_querier.timer, br_ip4_multicast_querier_expired,
+ (unsigned long)br);
++ setup_timer(&br->ip4_query.timer, br_ip4_multicast_query_expired,
++ (unsigned long)br);
++#if IS_ENABLED(CONFIG_IPV6)
++ setup_timer(&br->ip6_querier.timer, br_ip6_multicast_querier_expired,
++ (unsigned long)br);
++ setup_timer(&br->ip6_query.timer, br_ip6_multicast_query_expired,
++ (unsigned long)br);
++#endif
+ }
+
+-void br_multicast_open(struct net_bridge *br)
++static void __br_multicast_open(struct net_bridge *br,
++ struct bridge_mcast_query *query)
+ {
+- br->multicast_startup_queries_sent = 0;
++ query->startup_sent = 0;
+
+ if (br->multicast_disabled)
+ return;
+
+- mod_timer(&br->multicast_query_timer, jiffies);
++ mod_timer(&query->timer, jiffies);
++}
++
++void br_multicast_open(struct net_bridge *br)
++{
++ __br_multicast_open(br, &br->ip4_query);
++#if IS_ENABLED(CONFIG_IPV6)
++ __br_multicast_open(br, &br->ip6_query);
++#endif
+ }
+
+ void br_multicast_stop(struct net_bridge *br)
+@@ -1664,8 +1800,12 @@ void br_multicast_stop(struct net_bridge
+ int i;
+
+ del_timer_sync(&br->multicast_router_timer);
+- del_timer_sync(&br->multicast_querier_timer);
+- del_timer_sync(&br->multicast_query_timer);
++ del_timer_sync(&br->ip4_querier.timer);
++ del_timer_sync(&br->ip4_query.timer);
++#if IS_ENABLED(CONFIG_IPV6)
++ del_timer_sync(&br->ip6_querier.timer);
++ del_timer_sync(&br->ip6_query.timer);
++#endif
+
+ spin_lock_bh(&br->multicast_lock);
+ mdb = mlock_dereference(br->mdb, br);
+@@ -1767,18 +1907,24 @@ unlock:
+ return err;
+ }
+
+-static void br_multicast_start_querier(struct net_bridge *br)
++static void br_multicast_start_querier(struct net_bridge *br,
++ struct bridge_mcast_query *query)
+ {
+ struct net_bridge_port *port;
+
+- br_multicast_open(br);
++ __br_multicast_open(br, query);
+
+ list_for_each_entry(port, &br->port_list, list) {
+ if (port->state == BR_STATE_DISABLED ||
+ port->state == BR_STATE_BLOCKING)
+ continue;
+
+- __br_multicast_enable_port(port);
++ if (query == &br->ip4_query)
++ br_multicast_enable(&port->ip4_query);
++#if IS_ENABLED(CONFIG_IPV6)
++ else
++ br_multicast_enable(&port->ip6_query);
++#endif
+ }
+ }
+
+@@ -1813,7 +1959,10 @@ rollback:
+ goto rollback;
+ }
+
+- br_multicast_start_querier(br);
++ br_multicast_start_querier(br, &br->ip4_query);
++#if IS_ENABLED(CONFIG_IPV6)
++ br_multicast_start_querier(br, &br->ip6_query);
++#endif
+
+ unlock:
+ spin_unlock_bh(&br->multicast_lock);
+@@ -1823,6 +1972,8 @@ unlock:
+
+ int br_multicast_set_querier(struct net_bridge *br, unsigned long val)
+ {
++ unsigned long max_delay;
++
+ val = !!val;
+
+ spin_lock_bh(&br->multicast_lock);
+@@ -1830,8 +1981,22 @@ int br_multicast_set_querier(struct net_
+ goto unlock;
+
+ br->multicast_querier = val;
+- if (val)
+- br_multicast_start_querier(br);
++ if (!val)
++ goto unlock;
++
++ max_delay = br->multicast_query_response_interval;
++
++ if (!timer_pending(&br->ip4_querier.timer))
++ br->ip4_querier.delay_time = jiffies + max_delay;
++
++ br_multicast_start_querier(br, &br->ip4_query);
++
++#if IS_ENABLED(CONFIG_IPV6)
++ if (!timer_pending(&br->ip6_querier.timer))
++ br->ip6_querier.delay_time = jiffies + max_delay;
++
++ br_multicast_start_querier(br, &br->ip6_query);
++#endif
+
+ unlock:
+ spin_unlock_bh(&br->multicast_lock);
+--- a/net/bridge/br_private.h
++++ b/net/bridge/br_private.h
+@@ -66,6 +66,20 @@ struct br_ip
+ __u16 vid;
+ };
+
++#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
++/* our own querier */
++struct bridge_mcast_query {
++ struct timer_list timer;
++ u32 startup_sent;
++};
++
++/* other querier */
++struct bridge_mcast_querier {
++ struct timer_list timer;
++ unsigned long delay_time;
++};
++#endif
++
+ struct net_port_vlans {
+ u16 port_idx;
+ u16 pvid;
+@@ -159,10 +173,12 @@ struct net_bridge_port
+ #define BR_ADMIN_COST 0x00000010
+
+ #ifdef CONFIG_BRIDGE_IGMP_SNOOPING
+- u32 multicast_startup_queries_sent;
++ struct bridge_mcast_query ip4_query;
++#if IS_ENABLED(CONFIG_IPV6)
++ struct bridge_mcast_query ip6_query;
++#endif /* IS_ENABLED(CONFIG_IPV6) */
+ unsigned char multicast_router;
+ struct timer_list multicast_router_timer;
+- struct timer_list multicast_query_timer;
+ struct hlist_head mglist;
+ struct hlist_node rlist;
+ #endif
+@@ -246,12 +262,12 @@ struct net_bridge
+
+ u8 multicast_disabled:1;
+ u8 multicast_querier:1;
++ u8 multicast_query_use_ifaddr:1;
+
+ u32 hash_elasticity;
+ u32 hash_max;
+
+ u32 multicast_last_member_count;
+- u32 multicast_startup_queries_sent;
+ u32 multicast_startup_query_count;
+
+ unsigned long multicast_last_member_interval;
+@@ -266,8 +282,12 @@ struct net_bridge
+ struct hlist_head router_list;
+
+ struct timer_list multicast_router_timer;
+- struct timer_list multicast_querier_timer;
+- struct timer_list multicast_query_timer;
++ struct bridge_mcast_querier ip4_querier;
++ struct bridge_mcast_query ip4_query;
++#if IS_ENABLED(CONFIG_IPV6)
++ struct bridge_mcast_querier ip6_querier;
++ struct bridge_mcast_query ip6_query;
++#endif /* IS_ENABLED(CONFIG_IPV6) */
+ #endif
+
+ struct timer_list hello_timer;
+@@ -477,22 +497,35 @@ extern void br_mdb_notify(struct net_dev
+ #define mlock_dereference(X, br) \
+ rcu_dereference_protected(X, lockdep_is_held(&br->multicast_lock))
+
+-#if IS_ENABLED(CONFIG_IPV6)
+-#include <net/addrconf.h>
+-static inline int ipv6_is_transient_multicast(const struct in6_addr *addr)
+-{
+- if (ipv6_addr_is_multicast(addr) && IPV6_ADDR_MC_FLAG_TRANSIENT(addr))
+- return 1;
+- return 0;
+-}
+-#endif
+-
+ static inline bool br_multicast_is_router(struct net_bridge *br)
+ {
+ return br->multicast_router == 2 ||
+ (br->multicast_router == 1 &&
+ timer_pending(&br->multicast_router_timer));
+ }
++
++static inline bool
++__br_multicast_querier_exists(struct net_bridge *br,
++ struct bridge_mcast_querier *querier)
++{
++ return time_is_before_jiffies(querier->delay_time) &&
++ (br->multicast_querier || timer_pending(&querier->timer));
++}
++
++static inline bool br_multicast_querier_exists(struct net_bridge *br,
++ struct ethhdr *eth)
++{
++ switch (eth->h_proto) {
++ case (htons(ETH_P_IP)):
++ return __br_multicast_querier_exists(br, &br->ip4_querier);
++#if IS_ENABLED(CONFIG_IPV6)
++ case (htons(ETH_P_IPV6)):
++ return __br_multicast_querier_exists(br, &br->ip6_querier);
++#endif
++ default:
++ return false;
++ }
++}
+ #else
+ static inline int br_multicast_rcv(struct net_bridge *br,
+ struct net_bridge_port *port,
+@@ -549,6 +582,11 @@ static inline bool br_multicast_is_route
+ {
+ return 0;
+ }
++static inline bool br_multicast_querier_exists(struct net_bridge *br,
++ struct ethhdr *eth)
++{
++ return false;
++}
+ static inline void br_mdb_init(void)
+ {
+ }
+--- a/net/bridge/br_sysfs_br.c
++++ b/net/bridge/br_sysfs_br.c
+@@ -375,6 +375,31 @@ static ssize_t store_multicast_snooping(
+ static DEVICE_ATTR(multicast_snooping, S_IRUGO | S_IWUSR,
+ show_multicast_snooping, store_multicast_snooping);
+
++static ssize_t show_multicast_query_use_ifaddr(struct device *d,
++ struct device_attribute *attr,
++ char *buf)
++{
++ struct net_bridge *br = to_bridge(d);
++ return sprintf(buf, "%d\n", br->multicast_query_use_ifaddr);
++}
++
++static int set_query_use_ifaddr(struct net_bridge *br, unsigned long val)
++{
++ br->multicast_query_use_ifaddr = !!val;
++ return 0;
++}
++
++static ssize_t
++store_multicast_query_use_ifaddr(struct device *d,
++ struct device_attribute *attr,
++ const char *buf, size_t len)
++{
++ return store_bridge_parm(d, buf, len, set_query_use_ifaddr);
++}
++static DEVICE_ATTR(multicast_query_use_ifaddr, S_IRUGO | S_IWUSR,
++ show_multicast_query_use_ifaddr,
++ store_multicast_query_use_ifaddr);
++
+ static ssize_t show_multicast_querier(struct device *d,
+ struct device_attribute *attr,
+ char *buf)
+@@ -734,6 +759,7 @@ static struct attribute *bridge_attrs[]
+ &dev_attr_multicast_router.attr,
+ &dev_attr_multicast_snooping.attr,
+ &dev_attr_multicast_querier.attr,
++ &dev_attr_multicast_query_use_ifaddr.attr,
+ &dev_attr_hash_elasticity.attr,
+ &dev_attr_hash_max.attr,
+ &dev_attr_multicast_last_member_count.attr,
+--- a/net/bridge/br_mdb.c
++++ b/net/bridge/br_mdb.c
+@@ -9,6 +9,7 @@
+ #include <net/netlink.h>
+ #if IS_ENABLED(CONFIG_IPV6)
+ #include <net/ipv6.h>
++#include <net/addrconf.h>
+ #endif
+
+ #include "br_private.h"
+@@ -253,7 +254,7 @@ static bool is_valid_mdb_entry(struct br
+ return false;
+ #if IS_ENABLED(CONFIG_IPV6)
+ } else if (entry->addr.proto == htons(ETH_P_IPV6)) {
+- if (!ipv6_is_transient_multicast(&entry->addr.u.ip6))
++ if (ipv6_addr_is_ll_all_nodes(&entry->addr.u.ip6))
+ return false;
+ #endif
+ } else
+@@ -414,16 +415,20 @@ static int __br_mdb_del(struct net_bridg
+ if (!netif_running(br->dev) || br->multicast_disabled)
+ return -EINVAL;
+
+- if (timer_pending(&br->multicast_querier_timer))
+- return -EBUSY;
+-
+ ip.proto = entry->addr.proto;
+- if (ip.proto == htons(ETH_P_IP))
++ if (ip.proto == htons(ETH_P_IP)) {
++ if (timer_pending(&br->ip4_querier.timer))
++ return -EBUSY;
++
+ ip.u.ip4 = entry->addr.u.ip4;
+ #if IS_ENABLED(CONFIG_IPV6)
+- else
++ } else {
++ if (timer_pending(&br->ip6_querier.timer))
++ return -EBUSY;
++
+ ip.u.ip6 = entry->addr.u.ip6;
+ #endif
++ }
+
+ spin_lock_bh(&br->multicast_lock);
+ mdb = mlock_dereference(br->mdb, br);
diff --git a/target/linux/generic/patches-3.10/120-bridge_allow_receiption_on_disabled_port.patch b/target/linux/generic/patches-3.10/120-bridge_allow_receiption_on_disabled_port.patch
index f64db0f..7fe4bfd 100644
--- a/target/linux/generic/patches-3.10/120-bridge_allow_receiption_on_disabled_port.patch
+++ b/target/linux/generic/patches-3.10/120-bridge_allow_receiption_on_disabled_port.patch
@@ -15,7 +15,7 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
-@@ -139,10 +139,14 @@ drop:
+@@ -140,10 +140,14 @@ drop:
static int br_handle_local_finish(struct sk_buff *skb)
{
struct net_bridge_port *p = br_port_get_rcu(skb->dev);
@@ -33,7 +33,7 @@ Signed-off-by: Felix Fietkau <nbd@openwrt.org>
return 0; /* process further */
}
-@@ -212,6 +216,18 @@ rx_handler_result_t br_handle_frame(stru
+@@ -213,6 +217,18 @@ rx_handler_result_t br_handle_frame(stru
forward:
switch (p->state) {
diff --git a/target/linux/generic/patches-3.10/642-bridge_port_isolate.patch b/target/linux/generic/patches-3.10/642-bridge_port_isolate.patch
index 7a5a074..e25479d 100644
--- a/target/linux/generic/patches-3.10/642-bridge_port_isolate.patch
+++ b/target/linux/generic/patches-3.10/642-bridge_port_isolate.patch
@@ -1,13 +1,13 @@
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
-@@ -157,6 +157,7 @@ struct net_bridge_port
+@@ -171,6 +171,7 @@ struct net_bridge_port
#define BR_ROOT_BLOCK 0x00000004
#define BR_MULTICAST_FAST_LEAVE 0x00000008
#define BR_ADMIN_COST 0x00000010
+#define BR_ISOLATE_MODE 0x00000020
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
- u32 multicast_startup_queries_sent;
+ struct bridge_mcast_query ip4_query;
--- a/net/bridge/br_sysfs_if.c
+++ b/net/bridge/br_sysfs_if.c
@@ -159,6 +159,22 @@ BRPORT_ATTR_FLAG(hairpin_mode, BR_HAIRPI
@@ -43,7 +43,7 @@
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
-@@ -114,8 +114,8 @@ int br_handle_frame_finish(struct sk_buf
+@@ -115,8 +115,8 @@ int br_handle_frame_finish(struct sk_buf
skb2 = skb;
br->dev->stats.multicast++;
diff --git a/target/linux/generic/patches-3.10/643-bridge_remove_ipv6_dependency.patch b/target/linux/generic/patches-3.10/643-bridge_remove_ipv6_dependency.patch
index 407c980..e38e001 100644
--- a/target/linux/generic/patches-3.10/643-bridge_remove_ipv6_dependency.patch
+++ b/target/linux/generic/patches-3.10/643-bridge_remove_ipv6_dependency.patch
@@ -25,7 +25,7 @@
Ethernet bridge, which means that the different Ethernet segments it
--- a/net/ipv6/Makefile
+++ b/net/ipv6/Makefile
-@@ -44,3 +44,4 @@ obj-y += addrconf_core.o exthdrs_core.o
+@@ -44,3 +44,4 @@ obj-y += addrconf_core.o exthdrs_core.o
obj-$(CONFIG_INET) += output_core.o protocol.o $(ipv6-offload)
obj-$(subst m,y,$(CONFIG_IPV6)) += inet6_hashtables.o
diff --git a/target/linux/generic/patches-3.10/644-bridge_optimize_netfilter_hooks.patch b/target/linux/generic/patches-3.10/644-bridge_optimize_netfilter_hooks.patch
index c079b79..a9c5d68 100644
--- a/target/linux/generic/patches-3.10/644-bridge_optimize_netfilter_hooks.patch
+++ b/target/linux/generic/patches-3.10/644-bridge_optimize_netfilter_hooks.patch
@@ -38,7 +38,7 @@
netif_receive_skb);
}
-@@ -209,7 +209,7 @@ rx_handler_result_t br_handle_frame(stru
+@@ -210,7 +210,7 @@ rx_handler_result_t br_handle_frame(stru
}
/* Deliver packet to local host only */
@@ -47,7 +47,7 @@
NULL, br_handle_local_finish)) {
return RX_HANDLER_CONSUMED; /* consumed by filter */
} else {
-@@ -224,7 +224,7 @@ forward:
+@@ -225,7 +225,7 @@ forward:
if (ether_addr_equal(p->br->dev->dev_addr, dest))
skb->pkt_type = PACKET_HOST;
@@ -56,7 +56,7 @@
br_handle_local_finish))
break;
-@@ -246,7 +246,7 @@ forward:
+@@ -247,7 +247,7 @@ forward:
if (ether_addr_equal(p->br->dev->dev_addr, dest))
skb->pkt_type = PACKET_HOST;
@@ -67,7 +67,7 @@
default:
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
-@@ -783,7 +783,7 @@ static void __br_multicast_send_query(st
+@@ -802,7 +802,7 @@ static void __br_multicast_send_query(st
if (port) {
__skb_push(skb, sizeof(struct ethhdr));
skb->dev = port->dev;
@@ -96,7 +96,7 @@
if (vlan_tx_tag_present(skb))
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
-@@ -696,15 +696,29 @@ static inline u16 br_get_pvid(const stru
+@@ -734,15 +734,29 @@ static inline u16 br_get_pvid(const stru
/* br_netfilter.c */
#ifdef CONFIG_BRIDGE_NETFILTER
diff --git a/target/linux/generic/patches-3.10/645-bridge_multicast_to_unicast.patch b/target/linux/generic/patches-3.10/645-bridge_multicast_to_unicast.patch
index f5b781b..9ee6b01 100644
--- a/target/linux/generic/patches-3.10/645-bridge_multicast_to_unicast.patch
+++ b/target/linux/generic/patches-3.10/645-bridge_multicast_to_unicast.patch
@@ -1,6 +1,6 @@
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
-@@ -630,7 +630,8 @@ struct net_bridge_port_group *br_multica
+@@ -634,7 +634,8 @@ struct net_bridge_port_group *br_multica
struct net_bridge_port *port,
struct br_ip *group,
struct net_bridge_port_group __rcu *next,
@@ -10,7 +10,7 @@
{
struct net_bridge_port_group *p;
-@@ -645,12 +646,33 @@ struct net_bridge_port_group *br_multica
+@@ -649,12 +650,33 @@ struct net_bridge_port_group *br_multica
hlist_add_head(&p->mglist, &port->mglist);
setup_timer(&p->timer, br_multicast_port_group_expired,
(unsigned long)p);
@@ -45,7 +45,7 @@
{
struct net_bridge_mdb_entry *mp;
struct net_bridge_port_group *p;
-@@ -677,13 +699,13 @@ static int br_multicast_add_group(struct
+@@ -681,13 +703,13 @@ static int br_multicast_add_group(struct
for (pp = &mp->ports;
(p = mlock_dereference(*pp, br)) != NULL;
pp = &p->next) {
@@ -61,7 +61,7 @@
if (unlikely(!p))
goto err;
rcu_assign_pointer(*pp, p);
-@@ -702,7 +724,7 @@ err:
+@@ -706,7 +728,7 @@ err:
static int br_ip4_multicast_add_group(struct net_bridge *br,
struct net_bridge_port *port,
__be32 group,
@@ -70,7 +70,7 @@
{
struct br_ip br_group;
-@@ -713,14 +735,14 @@ static int br_ip4_multicast_add_group(st
+@@ -717,14 +739,14 @@ static int br_ip4_multicast_add_group(st
br_group.proto = htons(ETH_P_IP);
br_group.vid = vid;
@@ -87,7 +87,7 @@
{
struct br_ip br_group;
-@@ -731,7 +753,7 @@ static int br_ip6_multicast_add_group(st
+@@ -735,7 +757,7 @@ static int br_ip6_multicast_add_group(st
br_group.proto = htons(ETH_P_IPV6);
br_group.vid = vid;
@@ -96,7 +96,7 @@
}
#endif
-@@ -898,6 +920,7 @@ static int br_ip4_multicast_igmp3_report
+@@ -949,6 +971,7 @@ static int br_ip4_multicast_igmp3_report
struct net_bridge_port *port,
struct sk_buff *skb)
{
@@ -104,7 +104,7 @@
struct igmpv3_report *ih;
struct igmpv3_grec *grec;
int i;
-@@ -943,7 +966,7 @@ static int br_ip4_multicast_igmp3_report
+@@ -994,7 +1017,7 @@ static int br_ip4_multicast_igmp3_report
continue;
}
@@ -113,7 +113,7 @@
if (err)
break;
}
-@@ -956,6 +979,7 @@ static int br_ip6_multicast_mld2_report(
+@@ -1007,6 +1030,7 @@ static int br_ip6_multicast_mld2_report(
struct net_bridge_port *port,
struct sk_buff *skb)
{
@@ -121,7 +121,7 @@
struct icmp6hdr *icmp6h;
struct mld2_grec *grec;
int i;
-@@ -1006,7 +1030,7 @@ static int br_ip6_multicast_mld2_report(
+@@ -1057,7 +1081,7 @@ static int br_ip6_multicast_mld2_report(
}
err = br_ip6_multicast_add_group(br, port, &grec->grec_mca,
@@ -130,17 +130,17 @@
if (!err)
break;
}
-@@ -1235,7 +1259,8 @@ out:
-
- static void br_multicast_leave_group(struct net_bridge *br,
+@@ -1302,7 +1326,8 @@ static void br_multicast_leave_group(str
struct net_bridge_port *port,
-- struct br_ip *group)
-+ struct br_ip *group,
+ struct br_ip *group,
+ struct bridge_mcast_querier *querier,
+- struct bridge_mcast_query *query)
++ struct bridge_mcast_query *query,
+ const unsigned char *src)
{
struct net_bridge_mdb_htable *mdb;
struct net_bridge_mdb_entry *mp;
-@@ -1260,7 +1285,7 @@ static void br_multicast_leave_group(str
+@@ -1352,7 +1377,7 @@ static void br_multicast_leave_group(str
for (pp = &mp->ports;
(p = mlock_dereference(*pp, br)) != NULL;
pp = &p->next) {
@@ -149,7 +149,7 @@
continue;
rcu_assign_pointer(*pp, p->next);
-@@ -1294,7 +1319,7 @@ static void br_multicast_leave_group(str
+@@ -1386,7 +1411,7 @@ static void br_multicast_leave_group(str
for (p = mlock_dereference(mp->ports, br);
p != NULL;
p = mlock_dereference(p->next, br)) {
@@ -158,7 +158,7 @@
continue;
if (!hlist_unhashed(&p->mglist) &&
-@@ -1313,8 +1338,8 @@ out:
+@@ -1404,8 +1429,8 @@ out:
static void br_ip4_multicast_leave_group(struct net_bridge *br,
struct net_bridge_port *port,
@@ -168,13 +168,14 @@
+ const unsigned char *src)
{
struct br_ip br_group;
-
-@@ -1325,14 +1350,14 @@ static void br_ip4_multicast_leave_group
+ struct bridge_mcast_query *query = port ? &port->ip4_query :
+@@ -1418,14 +1443,15 @@ static void br_ip4_multicast_leave_group
br_group.proto = htons(ETH_P_IP);
br_group.vid = vid;
-- br_multicast_leave_group(br, port, &br_group);
-+ br_multicast_leave_group(br, port, &br_group, src);
+- br_multicast_leave_group(br, port, &br_group, &br->ip4_querier, query);
++ br_multicast_leave_group(br, port, &br_group, &br->ip4_querier, query,
++ src);
}
#if IS_ENABLED(CONFIG_IPV6)
@@ -185,17 +186,18 @@
+ __u16 vid, const unsigned char *src)
{
struct br_ip br_group;
-
-@@ -1343,7 +1368,7 @@ static void br_ip6_multicast_leave_group
+ struct bridge_mcast_query *query = port ? &port->ip6_query :
+@@ -1439,7 +1465,8 @@ static void br_ip6_multicast_leave_group
br_group.proto = htons(ETH_P_IPV6);
br_group.vid = vid;
-- br_multicast_leave_group(br, port, &br_group);
-+ br_multicast_leave_group(br, port, &br_group, src);
+- br_multicast_leave_group(br, port, &br_group, &br->ip6_querier, query);
++ br_multicast_leave_group(br, port, &br_group, &br->ip6_querier, query,
++ src);
}
#endif
-@@ -1351,6 +1376,7 @@ static int br_multicast_ipv4_rcv(struct
+@@ -1447,6 +1474,7 @@ static int br_multicast_ipv4_rcv(struct
struct net_bridge_port *port,
struct sk_buff *skb)
{
@@ -203,7 +205,7 @@
struct sk_buff *skb2 = skb;
const struct iphdr *iph;
struct igmphdr *ih;
-@@ -1426,7 +1452,7 @@ static int br_multicast_ipv4_rcv(struct
+@@ -1522,7 +1550,7 @@ static int br_multicast_ipv4_rcv(struct
case IGMP_HOST_MEMBERSHIP_REPORT:
case IGMPV2_HOST_MEMBERSHIP_REPORT:
BR_INPUT_SKB_CB(skb)->mrouters_only = 1;
@@ -212,7 +214,7 @@
break;
case IGMPV3_HOST_MEMBERSHIP_REPORT:
err = br_ip4_multicast_igmp3_report(br, port, skb2);
-@@ -1435,7 +1461,7 @@ static int br_multicast_ipv4_rcv(struct
+@@ -1531,7 +1559,7 @@ static int br_multicast_ipv4_rcv(struct
err = br_ip4_multicast_query(br, port, skb2);
break;
case IGMP_HOST_LEAVE_MESSAGE:
@@ -221,7 +223,7 @@
break;
}
-@@ -1452,6 +1478,7 @@ static int br_multicast_ipv6_rcv(struct
+@@ -1548,6 +1576,7 @@ static int br_multicast_ipv6_rcv(struct
struct net_bridge_port *port,
struct sk_buff *skb)
{
@@ -229,7 +231,7 @@
struct sk_buff *skb2;
const struct ipv6hdr *ip6h;
u8 icmp6_type;
-@@ -1557,7 +1584,8 @@ static int br_multicast_ipv6_rcv(struct
+@@ -1659,7 +1688,8 @@ static int br_multicast_ipv6_rcv(struct
}
mld = (struct mld_msg *)skb_transport_header(skb2);
BR_INPUT_SKB_CB(skb)->mrouters_only = 1;
@@ -239,7 +241,7 @@
break;
}
case ICMPV6_MLD2_REPORT:
-@@ -1574,7 +1602,7 @@ static int br_multicast_ipv6_rcv(struct
+@@ -1676,7 +1706,7 @@ static int br_multicast_ipv6_rcv(struct
goto out;
}
mld = (struct mld_msg *)skb_transport_header(skb2);
@@ -250,7 +252,7 @@
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
-@@ -101,6 +101,9 @@ struct net_bridge_port_group {
+@@ -115,6 +115,9 @@ struct net_bridge_port_group {
struct timer_list timer;
struct br_ip addr;
unsigned char state;
@@ -260,15 +262,15 @@
};
struct net_bridge_mdb_entry
-@@ -158,6 +161,7 @@ struct net_bridge_port
+@@ -172,6 +175,7 @@ struct net_bridge_port
#define BR_MULTICAST_FAST_LEAVE 0x00000008
#define BR_ADMIN_COST 0x00000010
#define BR_ISOLATE_MODE 0x00000020
+#define BR_MULTICAST_TO_UCAST 0x00000040
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
- u32 multicast_startup_queries_sent;
-@@ -469,7 +473,8 @@ extern struct net_bridge_port_group *br_
+ struct bridge_mcast_query ip4_query;
+@@ -489,7 +493,8 @@ extern struct net_bridge_port_group *br_
struct net_bridge_port *port,
struct br_ip *group,
struct net_bridge_port_group *next,
@@ -280,7 +282,7 @@
extern void br_mdb_notify(struct net_device *dev, struct net_bridge_port *port,
--- a/net/bridge/br_mdb.c
+++ b/net/bridge/br_mdb.c
-@@ -340,7 +340,7 @@ static int br_mdb_add_group(struct net_b
+@@ -341,7 +341,7 @@ static int br_mdb_add_group(struct net_b
break;
}
diff --git a/target/linux/generic/patches-3.10/657-qdisc_reduce_truesize.patch b/target/linux/generic/patches-3.10/657-qdisc_reduce_truesize.patch
index 93ff7ba..e27d0a0 100644
--- a/target/linux/generic/patches-3.10/657-qdisc_reduce_truesize.patch
+++ b/target/linux/generic/patches-3.10/657-qdisc_reduce_truesize.patch
@@ -24,7 +24,7 @@ commont qdiscs.
}
--- a/net/sched/sch_fifo.c
+++ b/net/sched/sch_fifo.c
-@@ -29,17 +29,21 @@ static int bfifo_enqueue(struct sk_buff
+@@ -29,17 +29,21 @@ static int bfifo_enqueue(struct sk_buff
static int pfifo_enqueue(struct sk_buff *skb, struct Qdisc *sch)
{