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Diffstat (limited to 'net/8021q/vlan.c')
-rw-r--r--net/8021q/vlan.c27
1 files changed, 19 insertions, 8 deletions
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index fe649081fbdc..8836575f9d79 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -225,12 +225,6 @@ int vlan_check_real_dev(struct net_device *real_dev, u16 vlan_id)
return -EOPNOTSUPP;
}
- /* The real device must be up and operating in order to
- * assosciate a VLAN device with it.
- */
- if (!(real_dev->flags & IFF_UP))
- return -ENETDOWN;
-
if (__find_vlan_dev(real_dev, vlan_id) != NULL)
return -EEXIST;
@@ -336,12 +330,13 @@ static int register_vlan_device(struct net_device *real_dev, u16 vlan_id)
snprintf(name, IFNAMSIZ, "vlan%.4i", vlan_id);
}
- new_dev = alloc_netdev(sizeof(struct vlan_dev_info), name,
- vlan_setup);
+ new_dev = alloc_netdev_mq(sizeof(struct vlan_dev_info), name,
+ vlan_setup, real_dev->num_tx_queues);
if (new_dev == NULL)
return -ENOBUFS;
+ new_dev->real_num_tx_queues = real_dev->real_num_tx_queues;
dev_net_set(new_dev, net);
/* need 4 bytes for extra VLAN header info,
* hope the underlying device can handle it.
@@ -397,6 +392,9 @@ static void vlan_transfer_features(struct net_device *dev,
vlandev->features &= ~dev->vlan_features;
vlandev->features |= dev->features & dev->vlan_features;
vlandev->gso_max_size = dev->gso_max_size;
+#if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE)
+ vlandev->fcoe_ddp_xid = dev->fcoe_ddp_xid;
+#endif
if (old_features != vlandev->features)
netdev_features_change(vlandev);
@@ -468,6 +466,19 @@ static int vlan_device_event(struct notifier_block *unused, unsigned long event,
}
break;
+ case NETDEV_CHANGEMTU:
+ for (i = 0; i < VLAN_GROUP_ARRAY_LEN; i++) {
+ vlandev = vlan_group_get_device(grp, i);
+ if (!vlandev)
+ continue;
+
+ if (vlandev->mtu <= dev->mtu)
+ continue;
+
+ dev_set_mtu(vlandev, dev->mtu);
+ }
+ break;
+
case NETDEV_FEAT_CHANGE:
/* Propagate device features to underlying device */
for (i = 0; i < VLAN_GROUP_ARRAY_LEN; i++) {