diff options
Diffstat (limited to 'drivers/net/bonding/bond_netlink.c')
| -rw-r--r-- | drivers/net/bonding/bond_netlink.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c index 6b9ad8673218..b286f591242e 100644 --- a/drivers/net/bonding/bond_netlink.c +++ b/drivers/net/bonding/bond_netlink.c @@ -675,6 +675,71 @@ nla_put_failure: return -EMSGSIZE; } +static size_t bond_get_linkxstats_size(const struct net_device *dev, int attr) +{ + switch (attr) { + case IFLA_STATS_LINK_XSTATS: + case IFLA_STATS_LINK_XSTATS_SLAVE: + break; + default: + return 0; + } + + return bond_3ad_stats_size() + nla_total_size(0); +} + +static int bond_fill_linkxstats(struct sk_buff *skb, + const struct net_device *dev, + int *prividx, int attr) +{ + struct nlattr *nla __maybe_unused; + struct slave *slave = NULL; + struct nlattr *nest, *nest2; + struct bonding *bond; + + switch (attr) { + case IFLA_STATS_LINK_XSTATS: + bond = netdev_priv(dev); + break; + case IFLA_STATS_LINK_XSTATS_SLAVE: + slave = bond_slave_get_rtnl(dev); + if (!slave) + return 0; + bond = slave->bond; + break; + default: + return -EINVAL; + } + + nest = nla_nest_start(skb, LINK_XSTATS_TYPE_BOND); + if (!nest) + return -EMSGSIZE; + if (BOND_MODE(bond) == BOND_MODE_8023AD) { + struct bond_3ad_stats *stats; + + if (slave) + stats = &SLAVE_AD_INFO(slave)->stats; + else + stats = &BOND_AD_INFO(bond).stats; + + nest2 = nla_nest_start(skb, BOND_XSTATS_3AD); + if (!nest2) { + nla_nest_end(skb, nest); + return -EMSGSIZE; + } + + if (bond_3ad_stats_fill(skb, stats)) { + nla_nest_cancel(skb, nest2); + nla_nest_end(skb, nest); + return -EMSGSIZE; + } + nla_nest_end(skb, nest2); + } + nla_nest_end(skb, nest); + + return 0; +} + struct rtnl_link_ops bond_link_ops __read_mostly = { .kind = "bond", .priv_size = sizeof(struct bonding), @@ -689,6 +754,8 @@ struct rtnl_link_ops bond_link_ops __read_mostly = { .get_num_tx_queues = bond_get_num_tx_queues, .get_num_rx_queues = bond_get_num_tx_queues, /* Use the same number as for TX queues */ + .fill_linkxstats = bond_fill_linkxstats, + .get_linkxstats_size = bond_get_linkxstats_size, .slave_maxtype = IFLA_BOND_SLAVE_MAX, .slave_policy = bond_slave_policy, .slave_changelink = bond_slave_changelink, |