From: Nikolay Aleksandrov <nikolay@xxxxxxxxxxxxxxxxxxx>
Add IFLA_BR_MCAST_STARTUP_QUERY_CNT to allow setting/getting
br->multicast_startup_query_count via netlink. Also align the ifla
comments.
Signed-off-by: Nikolay Aleksandrov <nikolay@xxxxxxxxxxxxxxxxxxx>
---
include/uapi/linux/if_link.h | 1 +
net/bridge/br_netlink.c | 22 ++++++++++++++++------
2 files changed, 17 insertions(+), 6 deletions(-)
diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h
index 5409a461e47e..fd841b5269c1 100644
--- a/include/uapi/linux/if_link.h
+++ b/include/uapi/linux/if_link.h
@@ -252,6 +252,7 @@ enum {
IFLA_BR_MCAST_HASH_ELASTICITY,
IFLA_BR_MCAST_HASH_MAX,
IFLA_BR_MCAST_LAST_MEMBER_CNT,
+ IFLA_BR_MCAST_STARTUP_QUERY_CNT,
__IFLA_BR_MAX,
};
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index cf6ccaea8180..6744e30120af 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -774,6 +774,7 @@ static const struct nla_policy br_policy[IFLA_BR_MAX + 1] = {
[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 },
+ [IFLA_BR_MCAST_STARTUP_QUERY_CNT] = { .type = NLA_U32 },
};
static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
@@ -920,6 +921,12 @@ static int br_changelink(struct net_device *brdev, struct nlattr *tb[],
br->multicast_last_member_count = val;
}
+
+ if (data[IFLA_BR_MCAST_STARTUP_QUERY_CNT]) {
+ u32 val = nla_get_u32(data[IFLA_BR_MCAST_STARTUP_QUERY_CNT]);
+
+ br->multicast_startup_query_count = val;
+ }
#endif
return 0;
@@ -942,8 +949,8 @@ static size_t br_get_size(const struct net_device *brdev)
nla_total_size(sizeof(struct ifla_bridge_id)) + /* IFLA_BR_BRIDGE_ID */
nla_total_size(sizeof(u16)) + /* IFLA_BR_ROOT_PORT */
nla_total_size(sizeof(u32)) + /* IFLA_BR_ROOT_PATH_COST */
- nla_total_size(sizeof(u8)) + /* IFLA_BR_TOPOLOGY_CHANGE */
- nla_total_size(sizeof(u8)) + /* IFLA_BR_TOPOLOGY_CHANGE_DETECTED */
+ nla_total_size(sizeof(u8)) + /* IFLA_BR_TOPOLOGY_CHANGE */
+ nla_total_size(sizeof(u8)) + /* IFLA_BR_TOPOLOGY_CHANGE_DETECTED */
nla_total_size(sizeof(u64)) + /* IFLA_BR_HELLO_TIMER */
nla_total_size(sizeof(u64)) + /* IFLA_BR_TCN_TIMER */
nla_total_size(sizeof(u64)) + /* IFLA_BR_TOPOLOGY_CHANGE_TIMER */
@@ -954,9 +961,10 @@ static size_t br_get_size(const struct net_device *brdev)
nla_total_size(sizeof(u8)) + /* IFLA_BR_MCAST_SNOOPING */
nla_total_size(sizeof(u8)) + /* IFLA_BR_MCAST_QUERY_USE_IFADDR */
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 */
+ 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 */
+ nla_total_size(sizeof(u32)) + /* IFLA_BR_MCAST_STARTUP_QUERY_CNT */
#endif
0;
}
@@ -1024,7 +1032,9 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev)
br->hash_elasticity) ||
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))
+ br->multicast_last_member_count) ||
+ nla_put_u32(skb, IFLA_BR_MCAST_STARTUP_QUERY_CNT,
+ br->multicast_startup_query_count))
return -EMSGSIZE;
#endif
--
2.4.3
