From f7c7eb7f7af7f87e0fc150994785fd139576e43a Mon Sep 17 00:00:00 2001
From: Jiri Pirko <jiri@mellanox.com>
Date: Thu, 3 Dec 2015 12:12:20 +0100
Subject: bonding: implement lower state change propagation
Let netdev notifier listeners know about link and slave state change.
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/bonding/bond_main.c | 10 ++++++++++
1 file changed, 10 insertions(+)
(limited to 'drivers/net/bonding')
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 7695490061ec..2f1145063c60 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1317,6 +1317,16 @@ void bond_queue_slave_event(struct slave *slave)
queue_delayed_work(slave->bond->wq, &nnw->work, 0);
}
+void bond_lower_state_changed(struct slave *slave)
+{
+ struct netdev_lag_lower_state_info info;
+
+ info.link_up = slave->link == BOND_LINK_UP ||
+ slave->link == BOND_LINK_FAIL;
+ info.tx_enabled = bond_is_active_slave(slave);
+ netdev_lower_state_changed(slave->dev, &info);
+}
+
/* enslave device <slave> to bond device <master> */
int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
{
--
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