bonding: export slave's actor_oper_port_state via sysfs and netlink
Export the actor_oper_port_state of each port via sysfs and netlink.
In 802.3ad mode it is valuable for the user to be able to check the
actor_oper state, it is already exported via bond's proc entry.
Signed-off-by: Nikolay Aleksandrov <razor@blackwall.org>
Signed-off-by: Andy Gospodarek <gospo@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/bonding/bond_netlink.c b/drivers/net/bonding/bond_netlink.c
index f7015eb..a0e600d 100644
--- a/drivers/net/bonding/bond_netlink.c
+++ b/drivers/net/bonding/bond_netlink.c
@@ -28,6 +28,7 @@
nla_total_size(MAX_ADDR_LEN) + /* IFLA_BOND_SLAVE_PERM_HWADDR */
nla_total_size(sizeof(u16)) + /* IFLA_BOND_SLAVE_QUEUE_ID */
nla_total_size(sizeof(u16)) + /* IFLA_BOND_SLAVE_AD_AGGREGATOR_ID */
+ nla_total_size(sizeof(u8)) + /* IFLA_BOND_SLAVE_AD_ACTOR_OPER_PORT_STATE */
0;
}
@@ -56,12 +57,19 @@
if (BOND_MODE(slave->bond) == BOND_MODE_8023AD) {
const struct aggregator *agg;
+ const struct port *ad_port;
+ ad_port = &SLAVE_AD_INFO(slave)->port;
agg = SLAVE_AD_INFO(slave)->port.aggregator;
- if (agg)
+ if (agg) {
if (nla_put_u16(skb, IFLA_BOND_SLAVE_AD_AGGREGATOR_ID,
agg->aggregator_identifier))
goto nla_put_failure;
+ if (nla_put_u8(skb,
+ IFLA_BOND_SLAVE_AD_ACTOR_OPER_PORT_STATE,
+ ad_port->actor_oper_port_state))
+ goto nla_put_failure;
+ }
}
return 0;
diff --git a/drivers/net/bonding/bond_sysfs_slave.c b/drivers/net/bonding/bond_sysfs_slave.c
index 23618a8..f6c197c 100644
--- a/drivers/net/bonding/bond_sysfs_slave.c
+++ b/drivers/net/bonding/bond_sysfs_slave.c
@@ -80,6 +80,21 @@
}
static SLAVE_ATTR_RO(ad_aggregator_id);
+static ssize_t ad_actor_oper_port_state_show(struct slave *slave, char *buf)
+{
+ const struct port *ad_port;
+
+ if (BOND_MODE(slave->bond) == BOND_MODE_8023AD) {
+ ad_port = &SLAVE_AD_INFO(slave)->port;
+ if (ad_port->aggregator)
+ return sprintf(buf, "%u\n",
+ ad_port->actor_oper_port_state);
+ }
+
+ return sprintf(buf, "N/A\n");
+}
+static SLAVE_ATTR_RO(ad_actor_oper_port_state);
+
static const struct slave_attribute *slave_attrs[] = {
&slave_attr_state,
&slave_attr_mii_status,
@@ -87,6 +102,7 @@
&slave_attr_perm_hwaddr,
&slave_attr_queue_id,
&slave_attr_ad_aggregator_id,
+ &slave_attr_ad_actor_oper_port_state,
NULL
};
diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h
index 1737b7a..1b3e357 100644
--- a/include/uapi/linux/if_link.h
+++ b/include/uapi/linux/if_link.h
@@ -456,6 +456,7 @@
IFLA_BOND_SLAVE_PERM_HWADDR,
IFLA_BOND_SLAVE_QUEUE_ID,
IFLA_BOND_SLAVE_AD_AGGREGATOR_ID,
+ IFLA_BOND_SLAVE_AD_ACTOR_OPER_PORT_STATE,
__IFLA_BOND_SLAVE_MAX,
};