--- zzzz-none-000/linux-4.19.183/net/bridge/br_private.h	2021-03-24 10:07:39.000000000 +0000
+++ bcm63-7530ax-756/linux-4.19.183/net/bridge/br_private.h	2023-06-28 08:54:21.000000000 +0000
@@ -22,6 +22,7 @@
 #include <linux/if_vlan.h>
 #include <linux/rhashtable.h>
 #include <linux/refcount.h>
+#include <linux/atomic.h>
 
 #define BR_HASH_BITS 8
 #define BR_HASH_SIZE (1 << BR_HASH_BITS)
@@ -188,6 +189,9 @@
 	/* write-heavy members should not affect lookups */
 	unsigned long			updated ____cacheline_aligned_in_smp;
 	unsigned long			used;
+#if defined(CONFIG_BCM_KF_BLOG) && defined(CONFIG_BLOG)
+	unsigned int			blog_fdb_key;
+#endif
 
 	struct rcu_head			rcu;
 };
@@ -334,6 +338,12 @@
 	bool				nf_call_ip6tables;
 	bool				nf_call_arptables;
 #endif
+#ifdef CONFIG_AVM_BRIDGE_FLOOD_RATELIMITER
+	atomic_t			avm_flood_credits;
+	int				avm_flood_credits_max;
+	int				avm_flood_credits_recov_rate;
+	struct timer_list		avm_flood_rl_timer;
+#endif
 	u16				group_fwd_mask;
 	u16				group_fwd_mask_required;
 
@@ -1061,6 +1071,22 @@
 #define br_netfilter_rtable_init(x)
 #endif
 
+/* br_bcast_rl.c */
+#ifdef CONFIG_AVM_BRIDGE_FLOOD_RATELIMITER
+int  br_flood_rl_init(void);
+void br_flood_rl_fini(void);
+void br_flood_rl_setup(struct net_bridge *br);
+int br_flood_rl_set_credits(struct net_bridge *br, unsigned long v);
+unsigned int br_flood_rl(struct net_bridge *br,
+			 struct sk_buff *skb,
+			 struct net_device *src_dev);
+#else
+#define br_flood_rl_init()	(0)
+#define br_flood_rl_fini()	do { } while (0)
+#define br_flood_rl_setup(br)	do { } while (0)
+#define br_flood_rl(br, skb, dev) (1)
+#endif
+
 /* br_stp.c */
 void br_set_state(struct net_bridge_port *p, unsigned int state);
 struct net_bridge_port *br_get_port(struct net_bridge *br, u16 port_no);