bridge: add sysfs hook to flush forwarding table

[powerpc.git] / net / bridge / br_fdb.c

diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index dd5a5d5..22645e3 100644 (file)
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -135,7 +135,26 @@ void br_fdb_cleanup(unsigned long _data)
        mod_timer(&br->gc_timer, jiffies + HZ/10);
 }
 
+/* Completely flush all dynamic entries in forwarding database.*/
+void br_fdb_flush(struct net_bridge *br)
+{
+       int i;
 
+       spin_lock_bh(&br->hash_lock);
+       for (i = 0; i < BR_HASH_SIZE; i++) {
+               struct net_bridge_fdb_entry *f;
+               struct hlist_node *h, *n;
+               hlist_for_each_entry_safe(f, h, n, &br->hash[i], hlist) {
+                       if (!f->is_static)
+                               fdb_delete(f);
+               }
+       }
+       spin_unlock_bh(&br->hash_lock);
+}
+
+/* Flush all entries refering to a specific port.
+ * if do_all is set also flush static entries
+ */
 void br_fdb_delete_by_port(struct net_bridge *br,
                           const struct net_bridge_port *p,
                           int do_all)