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From: Roopa Prabhu <roopa@cumulusnetworks.com>
To: davem@davemloft.net
Cc: netdev@vger.kernel.org, ramanb@cumulusnetworks.com,
	stephen@networkplumber.org, jbenc@redhat.com, pshelar@ovn.org
Subject: [PATCH cumulus-4.1.y 1/5] vxlan: flush fdb entries on oper down
Date: Fri, 20 Jan 2017 23:40:06 -0800	[thread overview]
Message-ID: <1484984410-3304-1-git-send-email-roopa@cumulusnetworks.com> (raw)

From: Balakrishnan Raman <ramanb@cumulusnetworks.com>

Flush fdb entries of a vxlan device when its state
changes to oper down. vxlan_stop handles flush on
admin down.

Signed-off-by: Balakrishnan Raman <ramanb@cumulusnetworks.com>
Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
---
 drivers/net/vxlan.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/net/vxlan.c b/drivers/net/vxlan.c
index 19b1653..15b1c23 100644
--- a/drivers/net/vxlan.c
+++ b/drivers/net/vxlan.c
@@ -3276,6 +3276,12 @@ static int vxlan_netdevice_event(struct notifier_block *unused,
 		vxlan_handle_lowerdev_unregister(vn, dev);
 	else if (event == NETDEV_UDP_TUNNEL_PUSH_INFO)
 		vxlan_push_rx_ports(dev);
+	else if (event == NETDEV_CHANGE) {
+		if (dev->netdev_ops == &vxlan_netdev_ops) {
+			if (netif_running(dev) && !netif_oper_up(dev))
+				vxlan_flush(netdev_priv(dev));
+		}
+	}
 
 	return NOTIFY_DONE;
 }
-- 
1.9.1

             reply	other threads:[~2017-01-21  7:41 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-21  7:40 Roopa Prabhu [this message]
2017-01-21  7:40 ` [PATCH cumulus-4.1.y 2/5] vxlan: don't replace fdb entry if nothing changed Roopa Prabhu
2017-01-23 17:02   ` Stephen Hemminger
2017-01-24  0:14     ` Roopa Prabhu
2017-01-21  7:40 ` [PATCH cumulus-4.1.y 3/5] vxlan: enforce precedence for static over dynamic fdb entry Roopa Prabhu
2017-01-21  7:40 ` [PATCH cumulus-4.1.y 4/5] vxlan: don't flush static fdb entries on admin down Roopa Prabhu
2017-01-21  9:25   ` kbuild test robot
2017-01-21  7:40 ` [PATCH cumulus-4.1.y 5/5] vxlan: do not age static remote mac entries Roopa Prabhu
2017-01-21  7:41 ` [PATCH cumulus-4.1.y 1/5] vxlan: flush fdb entries on oper down Roopa Prabhu
2017-01-21  8:54 ` kbuild test robot
2017-01-21  8:58 ` kbuild test robot
2017-01-23 16:59 ` Stephen Hemminger
2017-01-24  0:11   ` Roopa Prabhu

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