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bridge: netlink: export topology_change and topology_change_detected 

Add IFLA_BR_TOPOLOGY_CHANGE and IFLA_BR_TOPOLOGY_CHANGE_DETECTED and
export them via netlink.

Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nikolay Aleksandrov 2015-10-04 14:23:33 +02:00 committed by David S. Miller
parent 684dd248be
commit ed4163098e
2 changed files with 8 additions and 1 deletions
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2
include/uapi/linux/if_link.h
View File

@ -237,6 +237,8 @@ enum {
IFLA_BR_BRIDGE_ID,
IFLA_BR_ROOT_PORT,
IFLA_BR_ROOT_PATH_COST,
IFLA_BR_TOPOLOGY_CHANGE,
IFLA_BR_TOPOLOGY_CHANGE_DETECTED,
__IFLA_BR_MAX,
};

7
net/bridge/br_netlink.c
View File

@ -858,6 +858,8 @@ 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 */
0;
}
@ -892,7 +894,10 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev)
nla_put(skb, IFLA_BR_ROOT_ID, sizeof(root_id), &root_id) ||
nla_put(skb, IFLA_BR_BRIDGE_ID, sizeof(bridge_id), &bridge_id) ||
nla_put_u16(skb, IFLA_BR_ROOT_PORT, br->root_port) ||
nla_put_u32(skb, IFLA_BR_ROOT_PATH_COST, br->root_path_cost))
nla_put_u32(skb, IFLA_BR_ROOT_PATH_COST, br->root_path_cost) ||
nla_put_u8(skb, IFLA_BR_TOPOLOGY_CHANGE, br->topology_change) ||
nla_put_u8(skb, IFLA_BR_TOPOLOGY_CHANGE_DETECTED,
br->topology_change_detected))
return -EMSGSIZE;
#ifdef CONFIG_BRIDGE_VLAN_FILTERING