X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=datapath%2Fdp_notify.c;h=7b3b219ac2a97fcd1f0f7a8b4a2826e7231b01a4;hb=e7ed3a3a5f87d20f0cc632ae23adba6f30a4e19d;hp=1415833fdda4a756b32e9194f637a1751324a76c;hpb=7237e4f4b6155eb4854cebc0a45fe845f0950b40;p=openvswitch

diff --git a/datapath/dp_notify.c b/datapath/dp_notify.c
index 1415833f..7b3b219a 100644
--- a/datapath/dp_notify.c
+++ b/datapath/dp_notify.c
@@ -1,6 +1,6 @@
 /*
  * Distributed under the terms of the GNU GPL version 2.
- * Copyright (c) 2007, 2008, 2009, 2010 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.
@@ -9,6 +9,7 @@
 /* Handle changes to managed devices */
 
 #include <linux/netdevice.h>
+#include <net/genetlink.h>
 
 #include "datapath.h"
 #include "vport-internal_dev.h"
@@ -34,18 +35,28 @@ static int dp_device_event(struct notifier_block *unused, unsigned long event,
 	switch (event) {
 	case NETDEV_UNREGISTER:
 		if (!is_internal_dev(dev)) {
-			mutex_lock(&dp->mutex);
+			struct sk_buff *reply;
+
 			dp_detach_port(vport);
-			mutex_unlock(&dp->mutex);
+			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 != ODPP_LOCAL) {
-			mutex_lock(&dp->mutex);
+		if (vport->port_no != OVSP_LOCAL) {
 			dp_sysfs_del_if(vport);
 			dp_sysfs_add_if(vport);
-			mutex_unlock(&dp->mutex);
 		}
 		break;