net: make all team port device link events urgent

Since team functionality relies heavily on userspace daemon, we need to
deliver event to userspace via Netlink as quick as possible. So make all
team port device link events urgent.

Signed-off-by: Flavio Leitner <fbl@redhat.com>
Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/core/link_watch.c

@@ -92,6 +92,9 @@ static bool linkwatch_urgent_event(struct net_device *dev)
 	if (dev->ifindex != dev->iflink)
 		return true;
 
+	if (dev->priv_flags & IFF_TEAM_PORT)
+		return true;
+
 	return netif_carrier_ok(dev) &&	qdisc_tx_changing(dev);
 }