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net: add a list_head parameter to dellink() method

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Adding a list_head parameter to rtnl_link_ops->dellink() methods
allow us to queue devices on a list, in order to dismantle
them all at once.

Signed-off-by: Eric Dumazet <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Eric Dumazet 2009-10-27 07:06:36 +00:00 • committed by David S. Miller
commit 23289a37e2
7 changed files with 19 additions and 18 deletions
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8
net/8021q/vlan.c
View file

@ -140,7 +140,7 @@ static void vlan_rcu_free(struct rcu_head *rcu)
vlan_group_free(container_of(rcu, struct vlan_group, rcu));
}
void unregister_vlan_dev(struct net_device *dev)
void unregister_vlan_dev(struct net_device *dev, struct list_head *head)
{
struct vlan_dev_info *vlan = vlan_dev_info(dev);
struct net_device *real_dev = vlan->real_dev;
@ -164,7 +164,7 @@ void unregister_vlan_dev(struct net_device *dev)
synchronize_net();
unregister_netdevice(dev);
unregister_netdevice_queue(dev, head);
/* If the group is now empty, kill off the group. */
if (grp->nr_vlans == 0) {
@ -535,7 +535,7 @@ static int vlan_device_event(struct notifier_block *unused, unsigned long event,
if (grp->nr_vlans == 1)
i = VLAN_GROUP_ARRAY_LEN;
unregister_vlan_dev(vlandev);
unregister_vlan_dev(vlandev, NULL);
}
break;
}
@ -642,7 +642,7 @@ static int vlan_ioctl_handler(struct net *net, void __user *arg)
err = -EPERM;
if (!capable(CAP_NET_ADMIN))
break;
unregister_vlan_dev(dev);
unregister_vlan_dev(dev, NULL);
err = 0;
break;

2
net/8021q/vlan.h
View file

@ -82,7 +82,7 @@ void vlan_dev_get_realdev_name(const struct net_device *dev, char *result);
int vlan_check_real_dev(struct net_device *real_dev, u16 vlan_id);
void vlan_setup(struct net_device *dev);
int register_vlan_dev(struct net_device *dev);
void unregister_vlan_dev(struct net_device *dev);
void unregister_vlan_dev(struct net_device *dev, struct list_head *head);
static inline u32 vlan_get_ingress_priority(struct net_device *dev,
u16 vlan_tci)