/*
- * Distributed under the terms of the GNU GPL version 2.
- * Copyright (c) 2007, 2008, 2009 Nicira Networks.
+ * Copyright (c) 2007-2012 Nicira, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of version 2 of the GNU General Public
+ * License as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA
*/
-/* Handle changes to managed devices */
-
#include <linux/netdevice.h>
+#include <net/genetlink.h>
#include "datapath.h"
+#include "vport-internal_dev.h"
+#include "vport-netdev.h"
-
-static int dp_device_event(struct notifier_block *unused, unsigned long event,
- void *ptr)
+static int dp_device_event(struct notifier_block *unused, unsigned long event,
+ void *ptr)
{
struct net_device *dev = ptr;
- struct net_bridge_port *p = dev->br_port;
- if (event == NETDEV_UNREGISTER && p) {
- struct datapath *dp = p->dp;
- mutex_lock(&dp->mutex);
- dp_del_port(p, NULL);
- mutex_unlock(&dp->mutex);
+ struct vport *vport;
+
+ if (ovs_is_internal_dev(dev))
+ vport = ovs_internal_dev_get_vport(dev);
+ else
+ vport = ovs_netdev_get_vport(dev);
+
+ if (!vport)
+ return NOTIFY_DONE;
+
+ switch (event) {
+ case NETDEV_UNREGISTER:
+ if (!ovs_is_internal_dev(dev)) {
+ struct sk_buff *notify;
+ struct datapath *dp = vport->dp;
+
+ notify = ovs_vport_cmd_build_info(vport, 0, 0,
+ OVS_VPORT_CMD_DEL);
+ ovs_dp_detach_port(vport);
+ if (IS_ERR(notify)) {
+ netlink_set_err(GENL_SOCK(ovs_dp_get_net(dp)), 0,
+ ovs_dp_vport_multicast_group.id,
+ PTR_ERR(notify));
+ break;
+ }
+
+ genlmsg_multicast_netns(ovs_dp_get_net(dp), notify, 0,
+ ovs_dp_vport_multicast_group.id,
+ GFP_KERNEL);
+ }
+ break;
+
+ case NETDEV_CHANGENAME:
+ if (vport->port_no != OVSP_LOCAL) {
+ ovs_dp_sysfs_del_if(vport);
+ ovs_dp_sysfs_add_if(vport);
+ }
+ break;
}
+
return NOTIFY_DONE;
}
-struct notifier_block dp_device_notifier = {
+struct notifier_block ovs_dp_device_notifier = {
.notifier_call = dp_device_event
};