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-rw-r--r--net/bridge/br_private.h81
1 files changed, 50 insertions, 31 deletions
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 04c19a37e500..d240b3e7919f 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -31,6 +31,8 @@
#define BR_PORT_BITS 10
#define BR_MAX_PORTS (1<<BR_PORT_BITS)
+#define BR_MULTICAST_DEFAULT_HASH_MAX 4096
+
#define BR_VERSION "2.3"
/* Control of forwarding link local multicast */
@@ -213,23 +215,14 @@ struct net_bridge_port_group {
};
struct net_bridge_mdb_entry {
- struct hlist_node hlist[2];
+ 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 net_bridge_mdb_htable {
- struct hlist_head *mhash;
- struct rcu_head rcu;
- struct net_bridge_mdb_htable *old;
- u32 size;
- u32 max;
- u32 secret;
- u32 ver;
+ struct hlist_node mdb_node;
};
struct net_bridge_port {
@@ -328,6 +321,7 @@ enum net_bridge_opts {
BROPT_NEIGH_SUPPRESS_ENABLED,
BROPT_MTU_SET_BY_USER,
BROPT_VLAN_STATS_PER_PORT,
+ BROPT_NO_LL_LEARN,
};
struct net_bridge {
@@ -380,7 +374,6 @@ struct net_bridge {
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
- u32 hash_elasticity;
u32 hash_max;
u32 multicast_last_member_count;
@@ -399,7 +392,9 @@ struct net_bridge {
unsigned long multicast_query_response_interval;
unsigned long multicast_startup_query_interval;
- struct net_bridge_mdb_htable __rcu *mdb;
+ struct rhashtable mdb_hash_tbl;
+
+ struct hlist_head mdb_list;
struct hlist_head router_list;
struct timer_list multicast_router_timer;
@@ -507,6 +502,14 @@ static inline int br_opt_get(const struct net_bridge *br,
return test_bit(opt, &br->options);
}
+int br_boolopt_toggle(struct net_bridge *br, enum br_boolopt_id opt, bool on,
+ struct netlink_ext_ack *extack);
+int br_boolopt_get(const struct net_bridge *br, enum br_boolopt_id opt);
+int br_boolopt_multi_toggle(struct net_bridge *br,
+ struct br_boolopt_multi *bm,
+ struct netlink_ext_ack *extack);
+void br_boolopt_multi_get(const struct net_bridge *br,
+ struct br_boolopt_multi *bm);
void br_opt_toggle(struct net_bridge *br, enum net_bridge_opts opt, bool on);
/* br_device.c */
@@ -572,6 +575,9 @@ int br_fdb_add(struct ndmsg *nlh, struct nlattr *tb[], struct net_device *dev,
const unsigned char *addr, u16 vid, u16 nlh_flags);
int br_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb,
struct net_device *dev, struct net_device *fdev, int *idx);
+int br_fdb_get(struct sk_buff *skb, struct nlattr *tb[], struct net_device *dev,
+ const unsigned char *addr, u16 vid, u32 portid, u32 seq,
+ struct netlink_ext_ack *extack);
int br_fdb_sync_static(struct net_bridge *br, struct net_bridge_port *p);
void br_fdb_unsync_static(struct net_bridge *br, struct net_bridge_port *p);
int br_fdb_external_learn_add(struct net_bridge *br, struct net_bridge_port *p,
@@ -650,7 +656,6 @@ int br_ioctl_deviceless_stub(struct net *net, unsigned int cmd,
/* br_multicast.c */
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
-extern unsigned int br_mdb_rehash_seq;
int br_multicast_rcv(struct net_bridge *br, struct net_bridge_port *port,
struct sk_buff *skb, u16 vid);
struct net_bridge_mdb_entry *br_mdb_get(struct net_bridge *br,
@@ -675,17 +680,15 @@ int br_multicast_set_igmp_version(struct net_bridge *br, unsigned long val);
int br_multicast_set_mld_version(struct net_bridge *br, unsigned long val);
#endif
struct net_bridge_mdb_entry *
-br_mdb_ip_get(struct net_bridge_mdb_htable *mdb, struct br_ip *dst);
+br_mdb_ip_get(struct net_bridge *br, struct br_ip *dst);
struct net_bridge_mdb_entry *
-br_multicast_new_group(struct net_bridge *br, struct net_bridge_port *port,
- struct br_ip *group);
-void br_multicast_free_pg(struct rcu_head *head);
+br_multicast_new_group(struct net_bridge *br, struct br_ip *group);
struct net_bridge_port_group *
br_multicast_new_port_group(struct net_bridge_port *port, struct br_ip *group,
struct net_bridge_port_group __rcu *next,
unsigned char flags, const unsigned char *src);
-void br_mdb_init(void);
-void br_mdb_uninit(void);
+int br_mdb_hash_init(struct net_bridge *br);
+void br_mdb_hash_fini(struct net_bridge *br);
void br_mdb_notify(struct net_device *dev, struct net_bridge_port *port,
struct br_ip *group, int type, u8 flags);
void br_rtr_notify(struct net_device *dev, struct net_bridge_port *port,
@@ -697,6 +700,8 @@ void br_multicast_uninit_stats(struct net_bridge *br);
void br_multicast_get_stats(const struct net_bridge *br,
const struct net_bridge_port *p,
struct br_mcast_stats *dest);
+void br_mdb_init(void);
+void br_mdb_uninit(void);
#define mlock_dereference(X, br) \
rcu_dereference_protected(X, lockdep_is_held(&br->multicast_lock))
@@ -822,6 +827,15 @@ static inline void br_mdb_uninit(void)
{
}
+static inline int br_mdb_hash_init(struct net_bridge *br)
+{
+ return 0;
+}
+
+static inline void br_mdb_hash_fini(struct net_bridge *br)
+{
+}
+
static inline void br_multicast_count(struct net_bridge *br,
const struct net_bridge_port *p,
const struct sk_buff *skb,
@@ -857,7 +871,7 @@ struct sk_buff *br_handle_vlan(struct net_bridge *br,
struct net_bridge_vlan_group *vg,
struct sk_buff *skb);
int br_vlan_add(struct net_bridge *br, u16 vid, u16 flags,
- bool *changed);
+ bool *changed, struct netlink_ext_ack *extack);
int br_vlan_delete(struct net_bridge *br, u16 vid);
void br_vlan_flush(struct net_bridge *br);
struct net_bridge_vlan *br_vlan_find(struct net_bridge_vlan_group *vg, u16 vid);
@@ -870,12 +884,13 @@ int br_vlan_set_stats(struct net_bridge *br, unsigned long val);
int br_vlan_set_stats_per_port(struct net_bridge *br, unsigned long val);
int br_vlan_init(struct net_bridge *br);
int br_vlan_set_default_pvid(struct net_bridge *br, unsigned long val);
-int __br_vlan_set_default_pvid(struct net_bridge *br, u16 pvid);
+int __br_vlan_set_default_pvid(struct net_bridge *br, u16 pvid,
+ struct netlink_ext_ack *extack);
int nbp_vlan_add(struct net_bridge_port *port, u16 vid, u16 flags,
- bool *changed);
+ bool *changed, struct netlink_ext_ack *extack);
int nbp_vlan_delete(struct net_bridge_port *port, u16 vid);
void nbp_vlan_flush(struct net_bridge_port *port);
-int nbp_vlan_init(struct net_bridge_port *port);
+int nbp_vlan_init(struct net_bridge_port *port, struct netlink_ext_ack *extack);
int nbp_get_num_vlan_infos(struct net_bridge_port *p, u32 filter_mask);
void br_vlan_get_stats(const struct net_bridge_vlan *v,
struct br_vlan_stats *stats);
@@ -912,7 +927,7 @@ static inline int br_vlan_get_tag(const struct sk_buff *skb, u16 *vid)
int err = 0;
if (skb_vlan_tag_present(skb)) {
- *vid = skb_vlan_tag_get(skb) & VLAN_VID_MASK;
+ *vid = skb_vlan_tag_get_id(skb);
} else {
*vid = 0;
err = -EINVAL;
@@ -960,7 +975,7 @@ static inline struct sk_buff *br_handle_vlan(struct net_bridge *br,
}
static inline int br_vlan_add(struct net_bridge *br, u16 vid, u16 flags,
- bool *changed)
+ bool *changed, struct netlink_ext_ack *extack)
{
*changed = false;
return -EOPNOTSUPP;
@@ -985,7 +1000,7 @@ static inline int br_vlan_init(struct net_bridge *br)
}
static inline int nbp_vlan_add(struct net_bridge_port *port, u16 vid, u16 flags,
- bool *changed)
+ bool *changed, struct netlink_ext_ack *extack)
{
*changed = false;
return -EOPNOTSUPP;
@@ -1006,7 +1021,8 @@ static inline struct net_bridge_vlan *br_vlan_find(struct net_bridge_vlan_group
return NULL;
}
-static inline int nbp_vlan_init(struct net_bridge_port *port)
+static inline int nbp_vlan_init(struct net_bridge_port *port,
+ struct netlink_ext_ack *extack)
{
return 0;
}
@@ -1127,7 +1143,8 @@ int br_netlink_init(void);
void br_netlink_fini(void);
void br_ifinfo_notify(int event, const struct net_bridge *br,
const struct net_bridge_port *port);
-int br_setlink(struct net_device *dev, struct nlmsghdr *nlmsg, u16 flags);
+int br_setlink(struct net_device *dev, struct nlmsghdr *nlmsg, u16 flags,
+ struct netlink_ext_ack *extack);
int br_dellink(struct net_device *dev, struct nlmsghdr *nlmsg, u16 flags);
int br_getlink(struct sk_buff *skb, u32 pid, u32 seq, struct net_device *dev,
u32 filter_mask, int nlflags);
@@ -1162,7 +1179,8 @@ int br_switchdev_set_port_flag(struct net_bridge_port *p,
unsigned long mask);
void br_switchdev_fdb_notify(const struct net_bridge_fdb_entry *fdb,
int type);
-int br_switchdev_port_vlan_add(struct net_device *dev, u16 vid, u16 flags);
+int br_switchdev_port_vlan_add(struct net_device *dev, u16 vid, u16 flags,
+ struct netlink_ext_ack *extack);
int br_switchdev_port_vlan_del(struct net_device *dev, u16 vid);
static inline void br_switchdev_frame_unmark(struct sk_buff *skb)
@@ -1194,7 +1212,8 @@ static inline int br_switchdev_set_port_flag(struct net_bridge_port *p,
}
static inline int br_switchdev_port_vlan_add(struct net_device *dev,
- u16 vid, u16 flags)
+ u16 vid, u16 flags,
+ struct netlink_ext_ack *extack)
{
return -EOPNOTSUPP;
}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.