ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/target/linux/generic/pending-5.4/764-net-bridge-switchdev-Send-FDB-notifications-for-host.patch b/target/linux/generic/pending-5.4/764-net-bridge-switchdev-Send-FDB-notifications-for-host.patch
new file mode 100644
index 0000000..8b869dd
--- /dev/null
+++ b/target/linux/generic/pending-5.4/764-net-bridge-switchdev-Send-FDB-notifications-for-host.patch
@@ -0,0 +1,94 @@
+From 2e50fd9322047253c327550b4485cf8761035a8c Mon Sep 17 00:00:00 2001
+From: Tobias Waldekranz <tobias@waldekranz.com>
+Date: Sat, 16 Jan 2021 02:25:11 +0100
+Subject: [PATCH] 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>
+---
+ net/bridge/br_fdb.c | 4 ++--
+ net/bridge/br_private.h | 7 ++++---
+ net/bridge/br_switchdev.c | 11 +++++------
+ 3 files changed, 11 insertions(+), 11 deletions(-)
+
+--- a/net/bridge/br_fdb.c
++++ b/net/bridge/br_fdb.c
+@@ -581,7 +581,7 @@ void br_fdb_update(struct net_bridge *br
+
+ /* fastpath: update of existing entry */
+ if (unlikely(source != fdb->dst && !fdb->is_sticky)) {
+- br_switchdev_fdb_notify(fdb, RTM_DELNEIGH);
++ br_switchdev_fdb_notify(br, fdb, RTM_DELNEIGH);
+ fdb->dst = source;
+ fdb_modified = true;
+ /* Take over HW learned entry */
+@@ -697,7 +697,7 @@ static void fdb_notify(struct net_bridge
+ int err = -ENOBUFS;
+
+ if (swdev_notify)
+- br_switchdev_fdb_notify(fdb, type);
++ br_switchdev_fdb_notify(br, fdb, type);
+
+ skb = nlmsg_new(fdb_nlmsg_size(), GFP_ATOMIC);
+ if (skb == NULL)
+--- a/net/bridge/br_private.h
++++ b/net/bridge/br_private.h
+@@ -1203,8 +1203,8 @@ bool nbp_switchdev_allowed_egress(const
+ int br_switchdev_set_port_flag(struct net_bridge_port *p,
+ unsigned long flags,
+ unsigned long mask);
+-void br_switchdev_fdb_notify(const struct net_bridge_fdb_entry *fdb,
+- int type);
++void br_switchdev_fdb_notify(struct net_bridge *br,
++ const struct net_bridge_fdb_entry *fdb, int type);
+ int br_switchdev_port_vlan_add(struct net_device *dev, u16 vid, u16 flags,
+ struct netlink_ext_ack *extack);
+ int br_switchdev_port_vlan_del(struct net_device *dev, u16 vid);
+@@ -1250,7 +1250,8 @@ static inline int br_switchdev_port_vlan
+ }
+
+ static inline void
+-br_switchdev_fdb_notify(const struct net_bridge_fdb_entry *fdb, int type)
++br_switchdev_fdb_notify(struct net_bridge *br,
++ const struct net_bridge_fdb_entry *fdb, int type)
+ {
+ }
+
+--- a/net/bridge/br_switchdev.c
++++ b/net/bridge/br_switchdev.c
+@@ -103,7 +103,8 @@ int br_switchdev_set_port_flag(struct ne
+ }
+
+ void
+-br_switchdev_fdb_notify(const struct net_bridge_fdb_entry *fdb, int type)
++br_switchdev_fdb_notify(struct net_bridge *br,
++ const struct net_bridge_fdb_entry *fdb, int type)
+ {
+ struct switchdev_notifier_fdb_info info = {
+ .addr = fdb->key.addr.addr,
+@@ -112,18 +113,16 @@ br_switchdev_fdb_notify(const struct net
+ .local = fdb->is_local,
+ .offloaded = fdb->offloaded,
+ };
+-
+- if (!fdb->dst)
+- return;
++ struct net_device *dev = fdb->dst ? fdb->dst->dev : br->dev;
+
+ switch (type) {
+ case RTM_DELNEIGH:
+ call_switchdev_notifiers(SWITCHDEV_FDB_DEL_TO_DEVICE,
+- fdb->dst->dev, &info.info, NULL);
++ dev, &info.info, NULL);
+ break;
+ case RTM_NEWNEIGH:
+ call_switchdev_notifiers(SWITCHDEV_FDB_ADD_TO_DEVICE,
+- fdb->dst->dev, &info.info, NULL);
++ dev, &info.info, NULL);
+ break;
+ }
+ }