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Commit 8762ba68 authored by Nikolay Aleksandrov's avatar Nikolay Aleksandrov Committed by David S. Miller
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bridge: netlink: export root port 



Add IFLA_BR_ROOT_PORT and export it via netlink.

Signed-off-by: default avatarNikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7599a220

include/uapi/linux/if_link.h

+1 −0
Original line number Diff line number Diff line
@@ -235,6 +235,7 @@ enum { 
	IFLA_BR_GROUP_FWD_MASK,

	IFLA_BR_ROOT_ID,

	IFLA_BR_BRIDGE_ID,

	IFLA_BR_ROOT_PORT,

	__IFLA_BR_MAX,

};

net/bridge/br_netlink.c

+3 −1
Original line number Diff line number Diff line
@@ -856,6 +856,7 @@ static size_t br_get_size(const struct net_device *brdev) 
	       nla_total_size(sizeof(u16)) +    /* IFLA_BR_GROUP_FWD_MASK */

	       nla_total_size(sizeof(struct ifla_bridge_id)) +   /* IFLA_BR_ROOT_ID */

	       nla_total_size(sizeof(struct ifla_bridge_id)) +   /* IFLA_BR_BRIDGE_ID */

	       nla_total_size(sizeof(u16)) +    /* IFLA_BR_ROOT_PORT */

	       0;

}
@@ -888,7 +889,8 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev) 
	    nla_put_u8(skb, IFLA_BR_VLAN_FILTERING, vlan_enabled) ||

	    nla_put_u16(skb, IFLA_BR_GROUP_FWD_MASK, group_fwd_mask) ||

	    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(skb, IFLA_BR_BRIDGE_ID, sizeof(bridge_id), &bridge_id) ||

	    nla_put_u16(skb, IFLA_BR_ROOT_PORT, br->root_port))

		return -EMSGSIZE;



#ifdef CONFIG_BRIDGE_VLAN_FILTERING