bridge: track last used time in forwarding table

Adds tracking the last used time in forwarding table.
Rename ageing_timer to updated to better describe it.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 1 deletions

diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 387013d33745..a0e6b94c515b 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -64,7 +64,8 @@ struct net_bridge_fdb_entry
         struct net_bridge_port          *dst;
 
         struct rcu_head                 rcu;
-        unsigned long                   ageing_timer;
+        unsigned long                   updated;
+        unsigned long                   used;
         mac_addr                        addr;
         unsigned char                   is_local;
         unsigned char                   is_static;