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Commit d76bd14e authored by Nikolay Aleksandrov's avatar Nikolay Aleksandrov Committed by David S. Miller
Browse files

bridge: netlink: export all timers 



Export the following bridge timers (also exported via sysfs):
IFLA_BR_HELLO_TIMER, IFLA_BR_TCN_TIMER, IFLA_BR_TOPOLOGY_CHANGE_TIMER,
IFLA_BR_GC_TIMER via netlink.

Signed-off-by: default avatarNikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ed416309

include/uapi/linux/if_link.h

+4 −0
Original line number Original line Diff line number Diff line
@@ -239,6 +239,10 @@ enum { 
	IFLA_BR_ROOT_PATH_COST,

	IFLA_BR_ROOT_PATH_COST,

	IFLA_BR_TOPOLOGY_CHANGE,

	IFLA_BR_TOPOLOGY_CHANGE,

	IFLA_BR_TOPOLOGY_CHANGE_DETECTED,

	IFLA_BR_TOPOLOGY_CHANGE_DETECTED,

	IFLA_BR_HELLO_TIMER,

	IFLA_BR_TCN_TIMER,

	IFLA_BR_TOPOLOGY_CHANGE_TIMER,

	IFLA_BR_GC_TIMER,

	__IFLA_BR_MAX,

	__IFLA_BR_MAX,

};

};

net/bridge/br_netlink.c

+15 −1
Original line number Original line Diff line number Diff line
@@ -860,12 +860,17 @@ static size_t br_get_size(const struct net_device *brdev) 
	       nla_total_size(sizeof(u32)) +    /* IFLA_BR_ROOT_PATH_COST */

	       nla_total_size(sizeof(u32)) +    /* IFLA_BR_ROOT_PATH_COST */

	       nla_total_size(sizeof(u8)) +    /* IFLA_BR_TOPOLOGY_CHANGE */

	       nla_total_size(sizeof(u8)) +    /* IFLA_BR_TOPOLOGY_CHANGE */

	       nla_total_size(sizeof(u8)) +    /* IFLA_BR_TOPOLOGY_CHANGE_DETECTED */

	       nla_total_size(sizeof(u8)) +    /* IFLA_BR_TOPOLOGY_CHANGE_DETECTED */

	       nla_total_size(sizeof(u64)) +    /* IFLA_BR_HELLO_TIMER */

	       nla_total_size(sizeof(u64)) +    /* IFLA_BR_TCN_TIMER */

	       nla_total_size(sizeof(u64)) +    /* IFLA_BR_TOPOLOGY_CHANGE_TIMER */

	       nla_total_size(sizeof(u64)) +    /* IFLA_BR_GC_TIMER */

	       0;

	       0;

}

}





static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev)

static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev)

{

{

	struct net_bridge *br = netdev_priv(brdev);

	struct net_bridge *br = netdev_priv(brdev);

	u64 hello_timer, tcn_timer, topology_change_timer, gc_timer;

	u32 forward_delay = jiffies_to_clock_t(br->forward_delay);

	u32 forward_delay = jiffies_to_clock_t(br->forward_delay);

	u32 hello_time = jiffies_to_clock_t(br->hello_time);

	u32 hello_time = jiffies_to_clock_t(br->hello_time);

	u32 age_time = jiffies_to_clock_t(br->max_age);

	u32 age_time = jiffies_to_clock_t(br->max_age);
@@ -882,6 +887,10 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev) 
	memcpy(root_id.addr, br->designated_root.addr, sizeof(root_id.addr));

	memcpy(root_id.addr, br->designated_root.addr, sizeof(root_id.addr));

	memcpy(bridge_id.prio, br->bridge_id.prio, sizeof(bridge_id.prio));

	memcpy(bridge_id.prio, br->bridge_id.prio, sizeof(bridge_id.prio));

	memcpy(bridge_id.addr, br->bridge_id.addr, sizeof(bridge_id.addr));

	memcpy(bridge_id.addr, br->bridge_id.addr, sizeof(bridge_id.addr));

	hello_timer = br_timer_value(&br->hello_timer);

	tcn_timer = br_timer_value(&br->tcn_timer);

	topology_change_timer = br_timer_value(&br->topology_change_timer);

	gc_timer = br_timer_value(&br->gc_timer);





	if (nla_put_u32(skb, IFLA_BR_FORWARD_DELAY, forward_delay) ||

	if (nla_put_u32(skb, IFLA_BR_FORWARD_DELAY, forward_delay) ||

	    nla_put_u32(skb, IFLA_BR_HELLO_TIME, hello_time) ||

	    nla_put_u32(skb, IFLA_BR_HELLO_TIME, hello_time) ||
@@ -897,7 +906,12 @@ static int br_fill_info(struct sk_buff *skb, const struct net_device *brdev) 
	    nla_put_u32(skb, IFLA_BR_ROOT_PATH_COST, br->root_path_cost) ||

	    nla_put_u32(skb, IFLA_BR_ROOT_PATH_COST, br->root_path_cost) ||

	    nla_put_u8(skb, IFLA_BR_TOPOLOGY_CHANGE, br->topology_change) ||

	    nla_put_u8(skb, IFLA_BR_TOPOLOGY_CHANGE, br->topology_change) ||

	    nla_put_u8(skb, IFLA_BR_TOPOLOGY_CHANGE_DETECTED,

	    nla_put_u8(skb, IFLA_BR_TOPOLOGY_CHANGE_DETECTED,

		       br->topology_change_detected))

		       br->topology_change_detected) ||

	    nla_put_u64(skb, IFLA_BR_HELLO_TIMER, hello_timer) ||

	    nla_put_u64(skb, IFLA_BR_TCN_TIMER, tcn_timer) ||

	    nla_put_u64(skb, IFLA_BR_TOPOLOGY_CHANGE_TIMER,

			topology_change_timer) ||

	    nla_put_u64(skb, IFLA_BR_GC_TIMER, gc_timer))

		return -EMSGSIZE;

		return -EMSGSIZE;





#ifdef CONFIG_BRIDGE_VLAN_FILTERING

#ifdef CONFIG_BRIDGE_VLAN_FILTERING