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authorStephen Hemminger <shemminger@linux-foundation.org>2007-03-22 14:08:46 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:28:48 -0700
commitb86c45035c439cfa6ef5b2e4bf080b24bd8765f1 (patch)
treeb77fee73c5c5536eef58ae5c8366f7bbe8cacf31
parent9cde070874b822d4677f4f01fe146991785813b1 (diff)
bridge: change when netlink events go to STP
Need to tell STP daemon about more events, like any time a device is added even when it is down. Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
-rw-r--r--net/bridge/br_if.c4
-rw-r--r--net/bridge/br_notify.c13
-rw-r--r--net/bridge/br_stp_if.c3
3 files changed, 13 insertions, 7 deletions
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index cf10b8f2a1c..690573bbf01 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -152,6 +152,8 @@ static void del_nbp(struct net_bridge_port *p)
br_stp_disable_port(p);
spin_unlock_bh(&br->lock);
+ br_ifinfo_notify(RTM_DELLINK, p);
+
br_fdb_delete_by_port(br, p, 1);
list_del_rcu(&p->list);
@@ -434,6 +436,8 @@ int br_add_if(struct net_bridge *br, struct net_device *dev)
br_stp_enable_port(p);
spin_unlock_bh(&br->lock);
+ br_ifinfo_notify(RTM_NEWLINK, p);
+
dev_set_mtu(br->dev, br_min_mtu(br));
kobject_uevent(&p->kobj, KOBJ_ADD);
diff --git a/net/bridge/br_notify.c b/net/bridge/br_notify.c
index 37357ed2149..c8451d3a070 100644
--- a/net/bridge/br_notify.c
+++ b/net/bridge/br_notify.c
@@ -50,7 +50,6 @@ static int br_device_event(struct notifier_block *unused, unsigned long event, v
case NETDEV_CHANGEADDR:
spin_lock_bh(&br->lock);
br_fdb_changeaddr(p, dev->dev_addr);
- br_ifinfo_notify(RTM_NEWLINK, p);
br_stp_recalculate_bridge_id(br);
spin_unlock_bh(&br->lock);
break;
@@ -74,10 +73,11 @@ static int br_device_event(struct notifier_block *unused, unsigned long event, v
break;
case NETDEV_UP:
- spin_lock_bh(&br->lock);
- if (netif_carrier_ok(dev) && (br->dev->flags & IFF_UP))
+ if (netif_carrier_ok(dev) && (br->dev->flags & IFF_UP)) {
+ spin_lock_bh(&br->lock);
br_stp_enable_port(p);
- spin_unlock_bh(&br->lock);
+ spin_unlock_bh(&br->lock);
+ }
break;
case NETDEV_UNREGISTER:
@@ -85,5 +85,10 @@ static int br_device_event(struct notifier_block *unused, unsigned long event, v
break;
}
+ /* Events that may cause spanning tree to refresh */
+ if (event == NETDEV_CHANGEADDR || event == NETDEV_UP ||
+ event == NETDEV_CHANGE || event == NETDEV_DOWN)
+ br_ifinfo_notify(RTM_NEWLINK, p);
+
return NOTIFY_DONE;
}
diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c
index 1c1806d7c48..3e246b37020 100644
--- a/net/bridge/br_stp_if.c
+++ b/net/bridge/br_stp_if.c
@@ -87,7 +87,6 @@ void br_stp_disable_bridge(struct net_bridge *br)
void br_stp_enable_port(struct net_bridge_port *p)
{
br_init_port(p);
- br_ifinfo_notify(RTM_NEWLINK, p);
br_port_state_selection(p->br);
}
@@ -101,8 +100,6 @@ void br_stp_disable_port(struct net_bridge_port *p)
printk(KERN_INFO "%s: port %i(%s) entering %s state\n",
br->dev->name, p->port_no, p->dev->name, "disabled");
- br_ifinfo_notify(RTM_DELLINK, p);
-
wasroot = br_is_root_bridge(br);
br_become_designated_port(p);
p->state = BR_STATE_DISABLED;