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authorNikolay Aleksandrov <nikolay@cumulusnetworks.com>2015-10-06 12:12:00 (GMT)
committerDavid S. Miller <davem@davemloft.net>2015-10-07 11:49:31 (GMT)
commit61c0a9a83e0b12c712cd686172446aba8ea48685 (patch)
treee66a99d2c1c624799fce4c2d24d097f7d8254945
parente08e838ac5707cb1f1294e0d53b31997a0367b99 (diff)
downloadlinux-61c0a9a83e0b12c712cd686172446aba8ea48685.tar.xz
bridge: netlink: export port's timer values
Add the following attributes in order to export port's timer values: IFLA_BRPORT_MESSAGE_AGE_TIMER, IFLA_BRPORT_FORWARD_DELAY_TIMER and IFLA_BRPORT_HOLD_TIMER. Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/uapi/linux/if_link.h3
-rw-r--r--net/bridge/br_netlink.c14
2 files changed, 17 insertions, 0 deletions
diff --git a/include/uapi/linux/if_link.h b/include/uapi/linux/if_link.h
index 1d6aeb1..9c17f60 100644
--- a/include/uapi/linux/if_link.h
+++ b/include/uapi/linux/if_link.h
@@ -300,6 +300,9 @@ enum {
IFLA_BRPORT_NO,
IFLA_BRPORT_TOPOLOGY_CHANGE_ACK,
IFLA_BRPORT_CONFIG_PENDING,
+ IFLA_BRPORT_MESSAGE_AGE_TIMER,
+ IFLA_BRPORT_FORWARD_DELAY_TIMER,
+ IFLA_BRPORT_HOLD_TIMER,
__IFLA_BRPORT_MAX
};
#define IFLA_BRPORT_MAX (__IFLA_BRPORT_MAX - 1)
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index 433d632..04b0e50 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -135,6 +135,9 @@ static inline size_t br_port_info_size(void)
+ nla_total_size(sizeof(u16)) /* IFLA_BRPORT_NO */
+ nla_total_size(sizeof(u8)) /* IFLA_BRPORT_TOPOLOGY_CHANGE_ACK */
+ nla_total_size(sizeof(u8)) /* IFLA_BRPORT_CONFIG_PENDING */
+ + nla_total_size(sizeof(u64)) /* IFLA_BRPORT_MESSAGE_AGE_TIMER */
+ + nla_total_size(sizeof(u64)) /* IFLA_BRPORT_FORWARD_DELAY_TIMER */
+ + nla_total_size(sizeof(u64)) /* IFLA_BRPORT_HOLD_TIMER */
+ 0;
}
@@ -156,6 +159,7 @@ static int br_port_fill_attrs(struct sk_buff *skb,
const struct net_bridge_port *p)
{
u8 mode = !!(p->flags & BR_HAIRPIN_MODE);
+ u64 timerval;
if (nla_put_u8(skb, IFLA_BRPORT_STATE, p->state) ||
nla_put_u16(skb, IFLA_BRPORT_PRIORITY, p->priority) ||
@@ -182,6 +186,16 @@ static int br_port_fill_attrs(struct sk_buff *skb,
nla_put_u8(skb, IFLA_BRPORT_CONFIG_PENDING, p->config_pending))
return -EMSGSIZE;
+ timerval = br_timer_value(&p->message_age_timer);
+ if (nla_put_u64(skb, IFLA_BRPORT_MESSAGE_AGE_TIMER, timerval))
+ return -EMSGSIZE;
+ timerval = br_timer_value(&p->forward_delay_timer);
+ if (nla_put_u64(skb, IFLA_BRPORT_FORWARD_DELAY_TIMER, timerval))
+ return -EMSGSIZE;
+ timerval = br_timer_value(&p->hold_timer);
+ if (nla_put_u64(skb, IFLA_BRPORT_HOLD_TIMER, timerval))
+ return -EMSGSIZE;
+
return 0;
}