提交 79b859f5 编写于 作者: N Nikolay Aleksandrov 提交者: David S. Miller

bridge: netlink: add support for multicast_last_member_count

Add IFLA_BR_MCAST_LAST_MEMBER_CNT to allow setting/getting
br->multicast_last_member_count via netlink.
Signed-off-by: NNikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 858079fd
......@@ -251,6 +251,7 @@ enum {
IFLA_BR_MCAST_QUERIER,
IFLA_BR_MCAST_HASH_ELASTICITY,
IFLA_BR_MCAST_HASH_MAX,
IFLA_BR_MCAST_LAST_MEMBER_CNT,
__IFLA_BR_MAX,
};
......
......@@ -773,6 +773,7 @@ static const struct nla_policy br_policy[IFLA_BR_MAX + 1] = {
[IFLA_BR_MCAST_QUERIER] = { .type = NLA_U8 },
[IFLA_BR_MCAST_HASH_ELASTICITY] = { .type = NLA_U32 },
[IFLA_BR_MCAST_HASH_MAX] = { .type = NLA_U32 },
[IFLA_BR_MCAST_LAST_MEMBER_CNT] = { .type = NLA_U32 },
};
static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
......@@ -913,6 +914,12 @@ static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
if (err)
return err;
}
if (data[IFLA_BR_MCAST_LAST_MEMBER_CNT]) {
u32 val = nla_get_u32(data[IFLA_BR_MCAST_LAST_MEMBER_CNT]);
br->multicast_last_member_count = val;
}
#endif
return 0;
......@@ -949,6 +956,7 @@ static size_t br_get_size(const struct net_device *brdev)
nla_total_size(sizeof(u8)) + /* IFLA_BR_MCAST_QUERIER */
nla_total_size(sizeof(u32)) + /* IFLA_BR_MCAST_HASH_ELASTICITY */
nla_total_size(sizeof(u32)) + /* IFLA_BR_MCAST_HASH_MAX */
nla_total_size(sizeof(u32)) + /* IFLA_BR_MCAST_LAST_MEMBER_CNT */
#endif
0;
}
......@@ -1014,7 +1022,9 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev)
nla_put_u8(skb, IFLA_BR_MCAST_QUERIER, br->multicast_querier) ||
nla_put_u32(skb, IFLA_BR_MCAST_HASH_ELASTICITY,
br->hash_elasticity) ||
nla_put_u32(skb, IFLA_BR_MCAST_HASH_MAX, br->hash_max))
nla_put_u32(skb, IFLA_BR_MCAST_HASH_MAX, br->hash_max) ||
nla_put_u32(skb, IFLA_BR_MCAST_LAST_MEMBER_CNT,
br->multicast_last_member_count))
return -EMSGSIZE;
#endif
......
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