From: Nikolay Aleksandrov <nikolay@xxxxxxxxxxxxxxxxxxx>
Simple attribute that flushes the bridge's fdb.
Signed-off-by: Nikolay Aleksandrov <nikolay@xxxxxxxxxxxxxxxxxxx>
---
include/uapi/linux/if_link.h | 1 +
net/bridge/br_netlink.c | 3 +++
2 files changed, 4 insertions(+)
diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h
index eaeaac17dfdd..9ca9bf8bfe04 100644
--- a/include/uapi/linux/if_link.h
+++ b/include/uapi/linux/if_link.h
@@ -244,6 +244,7 @@ enum {
IFLA_BR_TOPOLOGY_CHANGE_TIMER,
IFLA_BR_GC_TIMER,
IFLA_BR_GROUP_ADDR,
+ IFLA_BR_FDB_FLUSH,
__IFLA_BR_MAX,
};
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index a05a4306d42d..5853c5737006 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -859,6 +859,9 @@ static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
br_recalculate_fwd_mask(br);
}
+ if (data[IFLA_BR_FDB_FLUSH])
+ br_fdb_flush(br);
+
return 0;
}
--
2.4.3
