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-rw-r--r--net/bridge/br_multicast.c15
-rw-r--r--net/bridge/br_netlink.c17
-rw-r--r--net/bridge/br_private.h6
-rw-r--r--net/bridge/br_vlan.c11
-rw-r--r--net/bridge/br_vlan_options.c27
-rw-r--r--net/core/rtnetlink.c2
6 files changed, 70 insertions, 8 deletions
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index b6aa0bad5817..96d1fc78dd39 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -772,6 +772,21 @@ static void br_multicast_port_ngroups_dec(struct net_bridge_port *port, u16 vid)
br_multicast_port_ngroups_dec_one(&port->multicast_ctx);
}
+u32 br_multicast_ngroups_get(const struct net_bridge_mcast_port *pmctx)
+{
+ return READ_ONCE(pmctx->mdb_n_entries);
+}
+
+void br_multicast_ngroups_set_max(struct net_bridge_mcast_port *pmctx, u32 max)
+{
+ WRITE_ONCE(pmctx->mdb_max_entries, max);
+}
+
+u32 br_multicast_ngroups_get_max(const struct net_bridge_mcast_port *pmctx)
+{
+ return READ_ONCE(pmctx->mdb_max_entries);
+}
+
static void br_multicast_destroy_port_group(struct net_bridge_mcast_gc *gc)
{
struct net_bridge_port_group *pg;
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index a6133d469885..9173e52b89e2 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -202,6 +202,8 @@ static inline size_t br_port_info_size(void)
+ nla_total_size_64bit(sizeof(u64)) /* IFLA_BRPORT_HOLD_TIMER */
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
+ nla_total_size(sizeof(u8)) /* IFLA_BRPORT_MULTICAST_ROUTER */
+ + nla_total_size(sizeof(u32)) /* IFLA_BRPORT_MCAST_N_GROUPS */
+ + nla_total_size(sizeof(u32)) /* IFLA_BRPORT_MCAST_MAX_GROUPS */
#endif
+ nla_total_size(sizeof(u16)) /* IFLA_BRPORT_GROUP_FWD_MASK */
+ nla_total_size(sizeof(u8)) /* IFLA_BRPORT_MRP_RING_OPEN */
@@ -298,7 +300,11 @@ static int br_port_fill_attrs(struct sk_buff *skb,
nla_put_u32(skb, IFLA_BRPORT_MCAST_EHT_HOSTS_LIMIT,
p->multicast_eht_hosts_limit) ||
nla_put_u32(skb, IFLA_BRPORT_MCAST_EHT_HOSTS_CNT,
- p->multicast_eht_hosts_cnt))
+ p->multicast_eht_hosts_cnt) ||
+ nla_put_u32(skb, IFLA_BRPORT_MCAST_N_GROUPS,
+ br_multicast_ngroups_get(&p->multicast_ctx)) ||
+ nla_put_u32(skb, IFLA_BRPORT_MCAST_MAX_GROUPS,
+ br_multicast_ngroups_get_max(&p->multicast_ctx)))
return -EMSGSIZE;
#endif
@@ -883,6 +889,8 @@ static const struct nla_policy br_port_policy[IFLA_BRPORT_MAX + 1] = {
[IFLA_BRPORT_MAB] = { .type = NLA_U8 },
[IFLA_BRPORT_BACKUP_PORT] = { .type = NLA_U32 },
[IFLA_BRPORT_MCAST_EHT_HOSTS_LIMIT] = { .type = NLA_U32 },
+ [IFLA_BRPORT_MCAST_N_GROUPS] = { .type = NLA_REJECT },
+ [IFLA_BRPORT_MCAST_MAX_GROUPS] = { .type = NLA_U32 },
};
/* Change the state of the port and notify spanning tree */
@@ -1017,6 +1025,13 @@ static int br_setport(struct net_bridge_port *p, struct nlattr *tb[],
if (err)
return err;
}
+
+ if (tb[IFLA_BRPORT_MCAST_MAX_GROUPS]) {
+ u32 max_groups;
+
+ max_groups = nla_get_u32(tb[IFLA_BRPORT_MCAST_MAX_GROUPS]);
+ br_multicast_ngroups_set_max(&p->multicast_ctx, max_groups);
+ }
#endif
if (tb[IFLA_BRPORT_GROUP_FWD_MASK]) {
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 49f411a0a1f1..cef5f6ea850c 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -978,6 +978,9 @@ 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);
+u32 br_multicast_ngroups_get(const struct net_bridge_mcast_port *pmctx);
+void br_multicast_ngroups_set_max(struct net_bridge_mcast_port *pmctx, u32 max);
+u32 br_multicast_ngroups_get_max(const struct net_bridge_mcast_port *pmctx);
void br_mdb_init(void);
void br_mdb_uninit(void);
void br_multicast_host_join(const struct net_bridge_mcast *brmctx,
@@ -1761,7 +1764,8 @@ static inline u16 br_vlan_flags(const struct net_bridge_vlan *v, u16 pvid)
#ifdef CONFIG_BRIDGE_VLAN_FILTERING
bool br_vlan_opts_eq_range(const struct net_bridge_vlan *v_curr,
const struct net_bridge_vlan *range_end);
-bool br_vlan_opts_fill(struct sk_buff *skb, const struct net_bridge_vlan *v);
+bool br_vlan_opts_fill(struct sk_buff *skb, const struct net_bridge_vlan *v,
+ const struct net_bridge_port *p);
size_t br_vlan_opts_nl_size(void);
int br_vlan_process_options(const struct net_bridge *br,
const struct net_bridge_port *p,
diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c
index bc75fa1e4666..8a3dbc09ba38 100644
--- a/net/bridge/br_vlan.c
+++ b/net/bridge/br_vlan.c
@@ -1816,6 +1816,7 @@ out_err:
/* v_opts is used to dump the options which must be equal in the whole range */
static bool br_vlan_fill_vids(struct sk_buff *skb, u16 vid, u16 vid_range,
const struct net_bridge_vlan *v_opts,
+ const struct net_bridge_port *p,
u16 flags,
bool dump_stats)
{
@@ -1842,7 +1843,7 @@ static bool br_vlan_fill_vids(struct sk_buff *skb, u16 vid, u16 vid_range,
goto out_err;
if (v_opts) {
- if (!br_vlan_opts_fill(skb, v_opts))
+ if (!br_vlan_opts_fill(skb, v_opts, p))
goto out_err;
if (dump_stats && !br_vlan_stats_fill(skb, v_opts))
@@ -1925,7 +1926,7 @@ void br_vlan_notify(const struct net_bridge *br,
goto out_kfree;
}
- if (!br_vlan_fill_vids(skb, vid, vid_range, v, flags, false))
+ if (!br_vlan_fill_vids(skb, vid, vid_range, v, p, flags, false))
goto out_err;
nlmsg_end(skb, nlh);
@@ -2030,7 +2031,7 @@ static int br_vlan_dump_dev(const struct net_device *dev,
if (!br_vlan_fill_vids(skb, range_start->vid,
range_end->vid, range_start,
- vlan_flags, dump_stats)) {
+ p, vlan_flags, dump_stats)) {
err = -EMSGSIZE;
break;
}
@@ -2056,7 +2057,7 @@ update_end:
else if (!dump_global &&
!br_vlan_fill_vids(skb, range_start->vid,
range_end->vid, range_start,
- br_vlan_flags(range_start, pvid),
+ p, br_vlan_flags(range_start, pvid),
dump_stats))
err = -EMSGSIZE;
}
@@ -2131,6 +2132,8 @@ static const struct nla_policy br_vlan_db_policy[BRIDGE_VLANDB_ENTRY_MAX + 1] =
[BRIDGE_VLANDB_ENTRY_STATE] = { .type = NLA_U8 },
[BRIDGE_VLANDB_ENTRY_TUNNEL_INFO] = { .type = NLA_NESTED },
[BRIDGE_VLANDB_ENTRY_MCAST_ROUTER] = { .type = NLA_U8 },
+ [BRIDGE_VLANDB_ENTRY_MCAST_N_GROUPS] = { .type = NLA_REJECT },
+ [BRIDGE_VLANDB_ENTRY_MCAST_MAX_GROUPS] = { .type = NLA_U32 },
};
static int br_vlan_rtm_process_one(struct net_device *dev,
diff --git a/net/bridge/br_vlan_options.c b/net/bridge/br_vlan_options.c
index a2724d03278c..e378c2f3a9e2 100644
--- a/net/bridge/br_vlan_options.c
+++ b/net/bridge/br_vlan_options.c
@@ -48,7 +48,8 @@ bool br_vlan_opts_eq_range(const struct net_bridge_vlan *v_curr,
curr_mc_rtr == range_mc_rtr;
}
-bool br_vlan_opts_fill(struct sk_buff *skb, const struct net_bridge_vlan *v)
+bool br_vlan_opts_fill(struct sk_buff *skb, const struct net_bridge_vlan *v,
+ const struct net_bridge_port *p)
{
if (nla_put_u8(skb, BRIDGE_VLANDB_ENTRY_STATE, br_vlan_get_state(v)) ||
!__vlan_tun_put(skb, v))
@@ -58,6 +59,12 @@ bool br_vlan_opts_fill(struct sk_buff *skb, const struct net_bridge_vlan *v)
if (nla_put_u8(skb, BRIDGE_VLANDB_ENTRY_MCAST_ROUTER,
br_vlan_multicast_router(v)))
return false;
+ if (p && !br_multicast_port_ctx_vlan_disabled(&v->port_mcast_ctx) &&
+ (nla_put_u32(skb, BRIDGE_VLANDB_ENTRY_MCAST_N_GROUPS,
+ br_multicast_ngroups_get(&v->port_mcast_ctx)) ||
+ nla_put_u32(skb, BRIDGE_VLANDB_ENTRY_MCAST_MAX_GROUPS,
+ br_multicast_ngroups_get_max(&v->port_mcast_ctx))))
+ return false;
#endif
return true;
@@ -70,6 +77,8 @@ size_t br_vlan_opts_nl_size(void)
+ nla_total_size(sizeof(u32)) /* BRIDGE_VLANDB_TINFO_ID */
#ifdef CONFIG_BRIDGE_IGMP_SNOOPING
+ nla_total_size(sizeof(u8)) /* BRIDGE_VLANDB_ENTRY_MCAST_ROUTER */
+ + nla_total_size(sizeof(u32)) /* BRIDGE_VLANDB_ENTRY_MCAST_N_GROUPS */
+ + nla_total_size(sizeof(u32)) /* BRIDGE_VLANDB_ENTRY_MCAST_MAX_GROUPS */
#endif
+ 0;
}
@@ -212,6 +221,22 @@ static int br_vlan_process_one_opts(const struct net_bridge *br,
return err;
*changed = true;
}
+ if (tb[BRIDGE_VLANDB_ENTRY_MCAST_MAX_GROUPS]) {
+ u32 val;
+
+ if (!p) {
+ NL_SET_ERR_MSG_MOD(extack, "Can't set mcast_max_groups for non-port vlans");
+ return -EINVAL;
+ }
+ if (br_multicast_port_ctx_vlan_disabled(&v->port_mcast_ctx)) {
+ NL_SET_ERR_MSG_MOD(extack, "Multicast snooping disabled on this VLAN");
+ return -EINVAL;
+ }
+
+ val = nla_get_u32(tb[BRIDGE_VLANDB_ENTRY_MCAST_MAX_GROUPS]);
+ br_multicast_ngroups_set_max(&v->port_mcast_ctx, val);
+ *changed = true;
+ }
#endif
return 0;
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index b9f584955b77..5d8eb57867a9 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -58,7 +58,7 @@
#include "dev.h"
#define RTNL_MAX_TYPE 50
-#define RTNL_SLAVE_MAX_TYPE 40
+#define RTNL_SLAVE_MAX_TYPE 42
struct rtnl_link {
rtnl_doit_func doit;
generated by cgit (git 2.34.1) at 2024-05-27 17:46:23 +0000