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net: bridge: switchdev: send FDB notifications for host addresses
Treat addresses added to the bridge itself in the same way as regular ports and send out a notification so that drivers may sync it down to the hardware FDB. Signed-off-by: Tobias Waldekranz <tobias@waldekranz.com> Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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3e19ae7c6f
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@ -607,7 +607,7 @@ void br_fdb_update(struct net_bridge *br, struct net_bridge_port *source,
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/* fastpath: update of existing entry */
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if (unlikely(source != READ_ONCE(fdb->dst) &&
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!test_bit(BR_FDB_STICKY, &fdb->flags))) {
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br_switchdev_fdb_notify(fdb, RTM_DELNEIGH);
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br_switchdev_fdb_notify(br, fdb, RTM_DELNEIGH);
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WRITE_ONCE(fdb->dst, source);
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fdb_modified = true;
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/* Take over HW learned entry */
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@ -800,7 +800,7 @@ static void fdb_notify(struct net_bridge *br,
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int err = -ENOBUFS;
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if (swdev_notify)
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br_switchdev_fdb_notify(fdb, type);
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br_switchdev_fdb_notify(br, fdb, type);
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skb = nlmsg_new(fdb_nlmsg_size(), GFP_ATOMIC);
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if (skb == NULL)
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@ -1654,8 +1654,8 @@ int br_switchdev_set_port_flag(struct net_bridge_port *p,
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unsigned long flags,
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unsigned long mask,
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struct netlink_ext_ack *extack);
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void br_switchdev_fdb_notify(const struct net_bridge_fdb_entry *fdb,
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int type);
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void br_switchdev_fdb_notify(struct net_bridge *br,
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const struct net_bridge_fdb_entry *fdb, int type);
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int br_switchdev_port_vlan_add(struct net_device *dev, u16 vid, u16 flags,
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struct netlink_ext_ack *extack);
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int br_switchdev_port_vlan_del(struct net_device *dev, u16 vid);
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@ -1702,7 +1702,8 @@ static inline int br_switchdev_port_vlan_del(struct net_device *dev, u16 vid)
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}
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static inline void
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br_switchdev_fdb_notify(const struct net_bridge_fdb_entry *fdb, int type)
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br_switchdev_fdb_notify(struct net_bridge *br,
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const struct net_bridge_fdb_entry *fdb, int type)
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{
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}
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@ -108,9 +108,11 @@ int br_switchdev_set_port_flag(struct net_bridge_port *p,
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}
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void
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br_switchdev_fdb_notify(const struct net_bridge_fdb_entry *fdb, int type)
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br_switchdev_fdb_notify(struct net_bridge *br,
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const struct net_bridge_fdb_entry *fdb, int type)
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{
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const struct net_bridge_port *dst = READ_ONCE(fdb->dst);
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struct net_device *dev = dst ? dst->dev : br->dev;
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struct switchdev_notifier_fdb_info info = {
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.addr = fdb->key.addr.addr,
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.vid = fdb->key.vlan_id,
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@ -119,17 +121,14 @@ br_switchdev_fdb_notify(const struct net_bridge_fdb_entry *fdb, int type)
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.offloaded = test_bit(BR_FDB_OFFLOADED, &fdb->flags),
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};
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if (!dst)
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return;
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switch (type) {
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case RTM_DELNEIGH:
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call_switchdev_notifiers(SWITCHDEV_FDB_DEL_TO_DEVICE,
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dst->dev, &info.info, NULL);
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dev, &info.info, NULL);
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break;
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case RTM_NEWNEIGH:
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call_switchdev_notifiers(SWITCHDEV_FDB_ADD_TO_DEVICE,
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dst->dev, &info.info, NULL);
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dev, &info.info, NULL);
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break;
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}
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}
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