/*
* Distributed under the terms of the GNU GPL version 2.
- * Copyright (c) 2007, 2008, 2009 Nicira Networks.
+ * Copyright (c) 2007, 2008, 2009, 2010, 2011 Nicira Networks.
*
* Significant portions of this file may be copied from parts of the Linux
* kernel, by Linus Torvalds and others.
/* 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);
- mutex_unlock(&dp->mutex);
+ struct vport *vport;
+ struct datapath *dp;
+
+ if (is_internal_dev(dev))
+ vport = internal_dev_get_vport(dev);
+ else
+ vport = netdev_get_vport(dev);
+
+ if (!vport)
+ return NOTIFY_DONE;
+
+ dp = vport->dp;
+
+ switch (event) {
+ case NETDEV_UNREGISTER:
+ if (!is_internal_dev(dev)) {
+ struct sk_buff *reply;
+
+ dp_detach_port(vport);
+ reply = ovs_vport_cmd_build_info(vport, 0, 0,
+ OVS_VPORT_CMD_DEL);
+ if (IS_ERR(reply)) {
+ netlink_set_err(INIT_NET_GENL_SOCK, 0,
+ dp_vport_multicast_group.id,
+ PTR_ERR(reply));
+ break;
+ }
+
+ genl_notify(reply, dev_net(dev), 0,
+ dp_vport_multicast_group.id, NULL,
+ GFP_KERNEL);
+ }
+ break;
+
+ case NETDEV_CHANGENAME:
+ if (vport->port_no != OVSP_LOCAL) {
+ dp_sysfs_del_if(vport);
+ dp_sysfs_add_if(vport);
+ }
+ break;
+
+ case NETDEV_CHANGEMTU:
+ if (!is_internal_dev(dev))
+ set_internal_devs_mtu(dp);
+ break;
}
return NOTIFY_DONE;
}