From 4ee7ac7526d4a9413cafa733d824edfe49fdcc46 Mon Sep 17 00:00:00 2001 From: "sfeldma@cumulusnetworks.com" Date: Fri, 3 Jan 2014 14:18:56 -0800 Subject: [PATCH] bonding: add ad_info attribute netlink support Add nested IFLA_BOND_AD_INFO for bonding 802.3ad info. Signed-off-by: Scott Feldman Signed-off-by: David S. Miller --- drivers/net/bonding/bond_netlink.c | 38 ++++++++++++++++++++++++++++++ include/uapi/linux/if_link.h | 12 ++++++++++ 2 files changed, 50 insertions(+) diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c index df66dd8c08b5..1b4013b5f230 100644 --- a/drivers/net/bonding/bond_netlink.c +++ b/drivers/net/bonding/bond_netlink.c @@ -45,6 +45,7 @@ static const struct nla_policy bond_policy[IFLA_BOND_MAX + 1] = { [IFLA_BOND_PACKETS_PER_SLAVE] = { .type = NLA_U32 }, [IFLA_BOND_AD_LACP_RATE] = { .type = NLA_U8 }, [IFLA_BOND_AD_SELECT] = { .type = NLA_U8 }, + [IFLA_BOND_AD_INFO] = { .type = NLA_NESTED }, }; static int bond_validate(struct nlattr *tb[], struct nlattr *data[]) @@ -310,6 +311,12 @@ static size_t bond_get_size(const struct net_device *bond_dev) nla_total_size(sizeof(u32)) + /* IFLA_BOND_PACKETS_PER_SLAVE */ nla_total_size(sizeof(u8)) + /* IFLA_BOND_AD_LACP_RATE */ nla_total_size(sizeof(u8)) + /* IFLA_BOND_AD_SELECT */ + nla_total_size(sizeof(struct nlattr)) + /* IFLA_BOND_AD_INFO */ + nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_INFO_AGGREGATOR */ + nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_INFO_NUM_PORTS */ + nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_INFO_ACTOR_KEY */ + nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_INFO_PARTNER_KEY*/ + nla_total_size(ETH_ALEN) + /* IFLA_BOND_AD_INFO_PARTNER_MAC*/ 0; } @@ -423,6 +430,37 @@ static int bond_fill_info(struct sk_buff *skb, bond->params.ad_select)) goto nla_put_failure; + if (bond->params.mode == BOND_MODE_8023AD) { + struct ad_info info; + + if (!bond_3ad_get_active_agg_info(bond, &info)) { + struct nlattr *nest; + + nest = nla_nest_start(skb, IFLA_BOND_AD_INFO); + if (!nest) + goto nla_put_failure; + + if (nla_put_u16(skb, IFLA_BOND_AD_INFO_AGGREGATOR, + info.aggregator_id)) + goto nla_put_failure; + if (nla_put_u16(skb, IFLA_BOND_AD_INFO_NUM_PORTS, + info.ports)) + goto nla_put_failure; + if (nla_put_u16(skb, IFLA_BOND_AD_INFO_ACTOR_KEY, + info.actor_key)) + goto nla_put_failure; + if (nla_put_u16(skb, IFLA_BOND_AD_INFO_PARTNER_KEY, + info.partner_key)) + goto nla_put_failure; + if (nla_put(skb, IFLA_BOND_AD_INFO_PARTNER_MAC, + sizeof(info.partner_system), + &info.partner_system)) + goto nla_put_failure; + + nla_nest_end(skb, nest); + } + } + return 0; nla_put_failure: diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h index 0fbb01824dd3..3e6bd3c7445d 100644 --- a/include/uapi/linux/if_link.h +++ b/include/uapi/linux/if_link.h @@ -351,11 +351,23 @@ enum { IFLA_BOND_PACKETS_PER_SLAVE, IFLA_BOND_AD_LACP_RATE, IFLA_BOND_AD_SELECT, + IFLA_BOND_AD_INFO, __IFLA_BOND_MAX, }; #define IFLA_BOND_MAX (__IFLA_BOND_MAX - 1) +enum { + IFLA_BOND_AD_INFO_AGGREGATOR, + IFLA_BOND_AD_INFO_NUM_PORTS, + IFLA_BOND_AD_INFO_ACTOR_KEY, + IFLA_BOND_AD_INFO_PARTNER_KEY, + IFLA_BOND_AD_INFO_PARTNER_MAC, + __IFLA_BOND_AD_INFO_MAX, +}; + +#define IFLA_BOND_AD_INFO_MAX (__IFLA_BOND_AD_INFO_MAX - 1) + /* SR-IOV virtual function management section */ enum { -- 2.20.1