#include "br_private.h"
#include "br_private_stp.h"
-static int br_get_num_vlan_infos(const struct net_port_vlans *pv,
- u32 filter_mask)
+static int __get_num_vlan_infos(struct net_bridge_vlan_group *vg,
+ u32 filter_mask)
{
- u16 vid_range_start = 0, vid_range_end = 0;
- u16 vid_range_flags = 0;
- u16 pvid, vid, flags;
+ struct net_bridge_vlan *v;
+ u16 vid_range_start = 0, vid_range_end = 0, vid_range_flags = 0;
+ u16 flags, pvid;
int num_vlans = 0;
- if (filter_mask & RTEXT_FILTER_BRVLAN)
- return pv->num_vlans;
-
if (!(filter_mask & RTEXT_FILTER_BRVLAN_COMPRESSED))
return 0;
- /* Count number of vlan info's
- */
- pvid = br_get_pvid(pv);
- for_each_set_bit(vid, pv->vlan_bitmap, VLAN_N_VID) {
+ pvid = br_get_pvid(vg);
+ /* Count number of vlan infos */
+ list_for_each_entry_rcu(v, &vg->vlan_list, vlist) {
flags = 0;
- if (vid == pvid)
+ /* only a context, bridge vlan not activated */
+ if (!br_vlan_should_use(v))
+ continue;
+ if (v->vid == pvid)
flags |= BRIDGE_VLAN_INFO_PVID;
- if (test_bit(vid, pv->untagged_bitmap))
+ if (v->flags & BRIDGE_VLAN_INFO_UNTAGGED)
flags |= BRIDGE_VLAN_INFO_UNTAGGED;
if (vid_range_start == 0) {
goto initvars;
- } else if ((vid - vid_range_end) == 1 &&
+ } else if ((v->vid - vid_range_end) == 1 &&
flags == vid_range_flags) {
- vid_range_end = vid;
+ vid_range_end = v->vid;
continue;
} else {
if ((vid_range_end - vid_range_start) > 0)
num_vlans += 1;
}
initvars:
- vid_range_start = vid;
- vid_range_end = vid;
+ vid_range_start = v->vid;
+ vid_range_end = v->vid;
vid_range_flags = flags;
}
return num_vlans;
}
+static int br_get_num_vlan_infos(struct net_bridge_vlan_group *vg,
+ u32 filter_mask)
+{
+ int num_vlans;
+
+ if (!vg)
+ return 0;
+
+ if (filter_mask & RTEXT_FILTER_BRVLAN)
+ return vg->num_vlans;
+
+ rcu_read_lock();
+ num_vlans = __get_num_vlan_infos(vg, filter_mask);
+ rcu_read_unlock();
+
+ return num_vlans;
+}
+
static size_t br_get_link_af_size_filtered(const struct net_device *dev,
u32 filter_mask)
{
- struct net_port_vlans *pv;
+ struct net_bridge_vlan_group *vg = NULL;
+ struct net_bridge_port *p;
+ struct net_bridge *br;
int num_vlan_infos;
rcu_read_lock();
- if (br_port_exists(dev))
- pv = nbp_get_vlan_info(br_port_get_rcu(dev));
- else if (dev->priv_flags & IFF_EBRIDGE)
- pv = br_get_vlan_info((struct net_bridge *)netdev_priv(dev));
- else
- pv = NULL;
- if (pv)
- num_vlan_infos = br_get_num_vlan_infos(pv, filter_mask);
- else
- num_vlan_infos = 0;
+ if (br_port_exists(dev)) {
+ p = br_port_get_rcu(dev);
+ vg = nbp_vlan_group(p);
+ } else if (dev->priv_flags & IFF_EBRIDGE) {
+ br = netdev_priv(dev);
+ vg = br_vlan_group(br);
+ }
+ num_vlan_infos = br_get_num_vlan_infos(vg, filter_mask);
rcu_read_unlock();
- if (!num_vlan_infos)
- return 0;
-
/* Each VLAN is returned in bridge_vlan_info along with flags */
return num_vlan_infos * nla_total_size(sizeof(struct bridge_vlan_info));
}
}
static int br_fill_ifvlaninfo_compressed(struct sk_buff *skb,
- const struct net_port_vlans *pv)
+ struct net_bridge_vlan_group *vg)
{
- u16 vid_range_start = 0, vid_range_end = 0;
- u16 vid_range_flags = 0;
- u16 pvid, vid, flags;
+ struct net_bridge_vlan *v;
+ u16 vid_range_start = 0, vid_range_end = 0, vid_range_flags = 0;
+ u16 flags, pvid;
int err = 0;
/* Pack IFLA_BRIDGE_VLAN_INFO's for every vlan
* and mark vlan info with begin and end flags
* if vlaninfo represents a range
*/
- pvid = br_get_pvid(pv);
- for_each_set_bit(vid, pv->vlan_bitmap, VLAN_N_VID) {
+ pvid = br_get_pvid(vg);
+ list_for_each_entry(v, &vg->vlan_list, vlist) {
flags = 0;
- if (vid == pvid)
+ if (!br_vlan_should_use(v))
+ continue;
+ if (v->vid == pvid)
flags |= BRIDGE_VLAN_INFO_PVID;
- if (test_bit(vid, pv->untagged_bitmap))
+ if (v->flags & BRIDGE_VLAN_INFO_UNTAGGED)
flags |= BRIDGE_VLAN_INFO_UNTAGGED;
if (vid_range_start == 0) {
goto initvars;
- } else if ((vid - vid_range_end) == 1 &&
+ } else if ((v->vid - vid_range_end) == 1 &&
flags == vid_range_flags) {
- vid_range_end = vid;
+ vid_range_end = v->vid;
continue;
} else {
err = br_fill_ifvlaninfo_range(skb, vid_range_start,
}
initvars:
- vid_range_start = vid;
- vid_range_end = vid;
+ vid_range_start = v->vid;
+ vid_range_end = v->vid;
vid_range_flags = flags;
}
}
static int br_fill_ifvlaninfo(struct sk_buff *skb,
- const struct net_port_vlans *pv)
+ struct net_bridge_vlan_group *vg)
{
struct bridge_vlan_info vinfo;
- u16 pvid, vid;
+ struct net_bridge_vlan *v;
+ u16 pvid;
+
+ pvid = br_get_pvid(vg);
+ list_for_each_entry(v, &vg->vlan_list, vlist) {
+ if (!br_vlan_should_use(v))
+ continue;
- pvid = br_get_pvid(pv);
- for_each_set_bit(vid, pv->vlan_bitmap, VLAN_N_VID) {
- vinfo.vid = vid;
+ vinfo.vid = v->vid;
vinfo.flags = 0;
- if (vid == pvid)
+ if (v->vid == pvid)
vinfo.flags |= BRIDGE_VLAN_INFO_PVID;
- if (test_bit(vid, pv->untagged_bitmap))
+ if (v->flags & BRIDGE_VLAN_INFO_UNTAGGED)
vinfo.flags |= BRIDGE_VLAN_INFO_UNTAGGED;
if (nla_put(skb, IFLA_BRIDGE_VLAN_INFO,
* Contains port and master info as well as carrier and bridge state.
*/
static int br_fill_ifinfo(struct sk_buff *skb,
- const struct net_bridge_port *port,
+ struct net_bridge_port *port,
u32 pid, u32 seq, int event, unsigned int flags,
u32 filter_mask, const struct net_device *dev)
{
- const struct net_bridge *br;
+ struct net_bridge *br;
struct ifinfomsg *hdr;
struct nlmsghdr *nlh;
u8 operstate = netif_running(dev) ? dev->operstate : IF_OPER_DOWN;
/* Check if the VID information is requested */
if ((filter_mask & RTEXT_FILTER_BRVLAN) ||
(filter_mask & RTEXT_FILTER_BRVLAN_COMPRESSED)) {
- const struct net_port_vlans *pv;
+ struct net_bridge_vlan_group *vg;
struct nlattr *af;
int err;
if (port)
- pv = nbp_get_vlan_info(port);
+ vg = nbp_vlan_group(port);
else
- pv = br_get_vlan_info(br);
+ vg = br_vlan_group(br);
- if (!pv || bitmap_empty(pv->vlan_bitmap, VLAN_N_VID))
+ if (!vg || !vg->num_vlans)
goto done;
af = nla_nest_start(skb, IFLA_AF_SPEC);
goto nla_put_failure;
if (filter_mask & RTEXT_FILTER_BRVLAN_COMPRESSED)
- err = br_fill_ifvlaninfo_compressed(skb, pv);
+ err = br_fill_ifvlaninfo_compressed(skb, vg);
else
- err = br_fill_ifvlaninfo(skb, pv);
+ err = br_fill_ifvlaninfo(skb, vg);
if (err)
goto nla_put_failure;
nla_nest_end(skb, af);
switch (cmd) {
case RTM_SETLINK:
if (p) {
+ /* if the MASTER flag is set this will act on the global
+ * per-VLAN entry as well
+ */
err = nbp_vlan_add(p, vinfo->vid, vinfo->flags);
if (err)
break;
-
- if (vinfo->flags & BRIDGE_VLAN_INFO_MASTER)
- err = br_vlan_add(p->br, vinfo->vid,
- vinfo->flags);
} else {
+ vinfo->flags |= BRIDGE_VLAN_INFO_BRENTRY;
err = br_vlan_add(br, vinfo->vid, vinfo->flags);
}
break;
[IFLA_BR_PRIORITY] = { .type = NLA_U16 },
[IFLA_BR_VLAN_FILTERING] = { .type = NLA_U8 },
[IFLA_BR_VLAN_PROTOCOL] = { .type = NLA_U16 },
+ [IFLA_BR_GROUP_FWD_MASK] = { .type = NLA_U16 },
+ [IFLA_BR_GROUP_ADDR] = { .type = NLA_BINARY,
+ .len = ETH_ALEN },
+ [IFLA_BR_MCAST_ROUTER] = { .type = NLA_U8 },
+ [IFLA_BR_MCAST_SNOOPING] = { .type = NLA_U8 },
+ [IFLA_BR_MCAST_QUERY_USE_IFADDR] = { .type = NLA_U8 },
+ [IFLA_BR_MCAST_QUERIER] = { .type = NLA_U8 },
+ [IFLA_BR_MCAST_HASH_ELASTICITY] = { .type = NLA_U32 },
+ [IFLA_BR_MCAST_HASH_MAX] = { .type = NLA_U32 },
+ [IFLA_BR_MCAST_LAST_MEMBER_CNT] = { .type = NLA_U32 },
};
static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
}
#endif
+ if (data[IFLA_BR_GROUP_FWD_MASK]) {
+ u16 fwd_mask = nla_get_u16(data[IFLA_BR_GROUP_FWD_MASK]);
+
+ if (fwd_mask & BR_GROUPFWD_RESTRICTED)
+ return -EINVAL;
+ br->group_fwd_mask = fwd_mask;
+ }
+
+ if (data[IFLA_BR_GROUP_ADDR]) {
+ u8 new_addr[ETH_ALEN];
+
+ if (nla_len(data[IFLA_BR_GROUP_ADDR]) != ETH_ALEN)
+ return -EINVAL;
+ memcpy(new_addr, nla_data(data[IFLA_BR_GROUP_ADDR]), ETH_ALEN);
+ if (!is_link_local_ether_addr(new_addr))
+ return -EINVAL;
+ if (new_addr[5] == 1 || /* 802.3x Pause address */
+ new_addr[5] == 2 || /* 802.3ad Slow protocols */
+ new_addr[5] == 3) /* 802.1X PAE address */
+ return -EINVAL;
+ spin_lock_bh(&br->lock);
+ memcpy(br->group_addr, new_addr, sizeof(br->group_addr));
+ spin_unlock_bh(&br->lock);
+ br->group_addr_set = true;
+ br_recalculate_fwd_mask(br);
+ }
+
+ if (data[IFLA_BR_FDB_FLUSH])
+ br_fdb_flush(br);
+
+#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
+ if (data[IFLA_BR_MCAST_ROUTER]) {
+ u8 multicast_router = nla_get_u8(data[IFLA_BR_MCAST_ROUTER]);
+
+ err = br_multicast_set_router(br, multicast_router);
+ if (err)
+ return err;
+ }
+
+ if (data[IFLA_BR_MCAST_SNOOPING]) {
+ u8 mcast_snooping = nla_get_u8(data[IFLA_BR_MCAST_SNOOPING]);
+
+ err = br_multicast_toggle(br, mcast_snooping);
+ if (err)
+ return err;
+ }
+
+ if (data[IFLA_BR_MCAST_QUERY_USE_IFADDR]) {
+ u8 val;
+
+ val = nla_get_u8(data[IFLA_BR_MCAST_QUERY_USE_IFADDR]);
+ br->multicast_query_use_ifaddr = !!val;
+ }
+
+ if (data[IFLA_BR_MCAST_QUERIER]) {
+ u8 mcast_querier = nla_get_u8(data[IFLA_BR_MCAST_QUERIER]);
+
+ err = br_multicast_set_querier(br, mcast_querier);
+ if (err)
+ return err;
+ }
+
+ if (data[IFLA_BR_MCAST_HASH_ELASTICITY]) {
+ u32 val = nla_get_u32(data[IFLA_BR_MCAST_HASH_ELASTICITY]);
+
+ br->hash_elasticity = val;
+ }
+
+ if (data[IFLA_BR_MCAST_HASH_MAX]) {
+ u32 hash_max = nla_get_u32(data[IFLA_BR_MCAST_HASH_MAX]);
+
+ err = br_multicast_set_hash_max(br, hash_max);
+ if (err)
+ return err;
+ }
+
+ if (data[IFLA_BR_MCAST_LAST_MEMBER_CNT]) {
+ u32 val = nla_get_u32(data[IFLA_BR_MCAST_LAST_MEMBER_CNT]);
+
+ br->multicast_last_member_count = val;
+ }
+#endif
+
return 0;
}
nla_total_size(sizeof(u8)) + /* IFLA_BR_VLAN_FILTERING */
#ifdef CONFIG_BRIDGE_VLAN_FILTERING
nla_total_size(sizeof(__be16)) + /* IFLA_BR_VLAN_PROTOCOL */
+#endif
+ nla_total_size(sizeof(u16)) + /* IFLA_BR_GROUP_FWD_MASK */
+ nla_total_size(sizeof(struct ifla_bridge_id)) + /* IFLA_BR_ROOT_ID */
+ nla_total_size(sizeof(struct ifla_bridge_id)) + /* IFLA_BR_BRIDGE_ID */
+ nla_total_size(sizeof(u16)) + /* IFLA_BR_ROOT_PORT */
+ nla_total_size(sizeof(u32)) + /* IFLA_BR_ROOT_PATH_COST */
+ nla_total_size(sizeof(u8)) + /* IFLA_BR_TOPOLOGY_CHANGE */
+ nla_total_size(sizeof(u8)) + /* IFLA_BR_TOPOLOGY_CHANGE_DETECTED */
+ nla_total_size(sizeof(u64)) + /* IFLA_BR_HELLO_TIMER */
+ nla_total_size(sizeof(u64)) + /* IFLA_BR_TCN_TIMER */
+ nla_total_size(sizeof(u64)) + /* IFLA_BR_TOPOLOGY_CHANGE_TIMER */
+ nla_total_size(sizeof(u64)) + /* IFLA_BR_GC_TIMER */
+ nla_total_size(ETH_ALEN) + /* IFLA_BR_GROUP_ADDR */
+#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
+ nla_total_size(sizeof(u8)) + /* IFLA_BR_MCAST_ROUTER */
+ nla_total_size(sizeof(u8)) + /* IFLA_BR_MCAST_SNOOPING */
+ nla_total_size(sizeof(u8)) + /* IFLA_BR_MCAST_QUERY_USE_IFADDR */
+ nla_total_size(sizeof(u8)) + /* IFLA_BR_MCAST_QUERIER */
+ nla_total_size(sizeof(u32)) + /* IFLA_BR_MCAST_HASH_ELASTICITY */
+ nla_total_size(sizeof(u32)) + /* IFLA_BR_MCAST_HASH_MAX */
+ nla_total_size(sizeof(u32)) + /* IFLA_BR_MCAST_LAST_MEMBER_CNT */
#endif
0;
}
static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev)
{
struct net_bridge *br = netdev_priv(brdev);
+ u64 hello_timer, tcn_timer, topology_change_timer, gc_timer;
u32 forward_delay = jiffies_to_clock_t(br->forward_delay);
u32 hello_time = jiffies_to_clock_t(br->hello_time);
u32 age_time = jiffies_to_clock_t(br->max_age);
u32 ageing_time = jiffies_to_clock_t(br->ageing_time);
u32 stp_enabled = br->stp_enabled;
u16 priority = (br->bridge_id.prio[0] << 8) | br->bridge_id.prio[1];
+ u16 group_fwd_mask = br->group_fwd_mask;
u8 vlan_enabled = br_vlan_enabled(br);
+ struct ifla_bridge_id root_id, bridge_id;
+
+ memset(&bridge_id, 0, sizeof(bridge_id));
+ memset(&root_id, 0, sizeof(root_id));
+ memcpy(root_id.prio, br->designated_root.prio, sizeof(root_id.prio));
+ memcpy(root_id.addr, br->designated_root.addr, sizeof(root_id.addr));
+ memcpy(bridge_id.prio, br->bridge_id.prio, sizeof(bridge_id.prio));
+ memcpy(bridge_id.addr, br->bridge_id.addr, sizeof(bridge_id.addr));
+ hello_timer = br_timer_value(&br->hello_timer);
+ tcn_timer = br_timer_value(&br->tcn_timer);
+ topology_change_timer = br_timer_value(&br->topology_change_timer);
+ gc_timer = br_timer_value(&br->gc_timer);
if (nla_put_u32(skb, IFLA_BR_FORWARD_DELAY, forward_delay) ||
nla_put_u32(skb, IFLA_BR_HELLO_TIME, hello_time) ||
nla_put_u32(skb, IFLA_BR_AGEING_TIME, ageing_time) ||
nla_put_u32(skb, IFLA_BR_STP_STATE, stp_enabled) ||
nla_put_u16(skb, IFLA_BR_PRIORITY, priority) ||
- nla_put_u8(skb, IFLA_BR_VLAN_FILTERING, vlan_enabled))
+ nla_put_u8(skb, IFLA_BR_VLAN_FILTERING, vlan_enabled) ||
+ nla_put_u16(skb, IFLA_BR_GROUP_FWD_MASK, group_fwd_mask) ||
+ nla_put(skb, IFLA_BR_ROOT_ID, sizeof(root_id), &root_id) ||
+ nla_put(skb, IFLA_BR_BRIDGE_ID, sizeof(bridge_id), &bridge_id) ||
+ nla_put_u16(skb, IFLA_BR_ROOT_PORT, br->root_port) ||
+ nla_put_u32(skb, IFLA_BR_ROOT_PATH_COST, br->root_path_cost) ||
+ nla_put_u8(skb, IFLA_BR_TOPOLOGY_CHANGE, br->topology_change) ||
+ nla_put_u8(skb, IFLA_BR_TOPOLOGY_CHANGE_DETECTED,
+ br->topology_change_detected) ||
+ nla_put_u64(skb, IFLA_BR_HELLO_TIMER, hello_timer) ||
+ nla_put_u64(skb, IFLA_BR_TCN_TIMER, tcn_timer) ||
+ nla_put_u64(skb, IFLA_BR_TOPOLOGY_CHANGE_TIMER,
+ topology_change_timer) ||
+ nla_put_u64(skb, IFLA_BR_GC_TIMER, gc_timer) ||
+ nla_put(skb, IFLA_BR_GROUP_ADDR, ETH_ALEN, br->group_addr))
return -EMSGSIZE;
#ifdef CONFIG_BRIDGE_VLAN_FILTERING
return -EMSGSIZE;
#endif
+#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
+ if (nla_put_u8(skb, IFLA_BR_MCAST_ROUTER, br->multicast_router) ||
+ nla_put_u8(skb, IFLA_BR_MCAST_SNOOPING, !br->multicast_disabled) ||
+ nla_put_u8(skb, IFLA_BR_MCAST_QUERY_USE_IFADDR,
+ br->multicast_query_use_ifaddr) ||
+ nla_put_u8(skb, IFLA_BR_MCAST_QUERIER, br->multicast_querier) ||
+ nla_put_u32(skb, IFLA_BR_MCAST_HASH_ELASTICITY,
+ br->hash_elasticity) ||
+ nla_put_u32(skb, IFLA_BR_MCAST_HASH_MAX, br->hash_max) ||
+ nla_put_u32(skb, IFLA_BR_MCAST_LAST_MEMBER_CNT,
+ br->multicast_last_member_count))
+ return -EMSGSIZE;
+#endif
+
return 0;
}
static size_t br_get_link_af_size(const struct net_device *dev)
{
- struct net_port_vlans *pv;
-
- if (br_port_exists(dev))
- pv = nbp_get_vlan_info(br_port_get_rtnl(dev));
- else if (dev->priv_flags & IFF_EBRIDGE)
- pv = br_get_vlan_info((struct net_bridge *)netdev_priv(dev));
- else
- return 0;
+ struct net_bridge_port *p;
+ struct net_bridge *br;
+ int num_vlans = 0;
- if (!pv)
- return 0;
+ if (br_port_exists(dev)) {
+ p = br_port_get_rtnl(dev);
+ num_vlans = br_get_num_vlan_infos(nbp_vlan_group(p),
+ RTEXT_FILTER_BRVLAN);
+ } else if (dev->priv_flags & IFF_EBRIDGE) {
+ br = netdev_priv(dev);
+ num_vlans = br_get_num_vlan_infos(br_vlan_group(br),
+ RTEXT_FILTER_BRVLAN);
+ }
/* Each VLAN is returned in bridge_vlan_info along with flags */
- return pv->num_vlans * nla_total_size(sizeof(struct bridge_vlan_info));
+ return num_vlans * nla_total_size(sizeof(struct bridge_vlan_info));
}
static struct rtnl_af_ops br_af_ops __read_mostly = {