Commit 6ec0d0ee authored by Nikolay Aleksandrov's avatar Nikolay Aleksandrov Committed by Jakub Kicinski
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net: bridge: mdb: arrange internal structs so fast-path fields are close 



Before this patch we'd need 2 cache lines for fast-path, now all used
fields are in the first cache line.

Signed-off-by: default avatarNikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent bb1416ad

net/bridge/br_private.h

+9 −5
Original line number Diff line number Diff line
@@ -217,23 +217,27 @@ struct net_bridge_fdb_entry { 
struct net_bridge_port_group {

	struct net_bridge_port		*port;

	struct net_bridge_port_group __rcu *next;

	struct hlist_node		mglist;

	struct rcu_head			rcu;

	struct timer_list		timer;

	struct br_ip			addr;

	unsigned char			eth_addr[ETH_ALEN] __aligned(2);

	unsigned char			flags;



	struct timer_list		timer;

	struct hlist_node		mglist;



	struct rcu_head			rcu;

};



struct net_bridge_mdb_entry {

	struct rhash_head		rhnode;

	struct net_bridge		*br;

	struct net_bridge_port_group __rcu *ports;

	struct rcu_head			rcu;

	struct timer_list		timer;

	struct br_ip			addr;

	bool				host_joined;



	struct timer_list		timer;

	struct hlist_node		mdb_node;



	struct rcu_head			rcu;

};



struct net_bridge_port {