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Commit 23289a37 authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

net: add a list_head parameter to dellink() method 



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: default avatarEric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9b5e383c

drivers/net/macvlan.c

+3 −3
Original line number Diff line number Diff line
@@ -555,13 +555,13 @@ static int macvlan_newlink(struct net_device *dev, 
	return 0;

}



static void macvlan_dellink(struct net_device *dev)

static void macvlan_dellink(struct net_device *dev, struct list_head *head)

{

	struct macvlan_dev *vlan = netdev_priv(dev);

	struct macvlan_port *port = vlan->port;



	list_del(&vlan->list);

	unregister_netdevice(dev);

	unregister_netdevice_queue(dev, head);



	if (list_empty(&port->vlans))

		macvlan_port_destroy(port->dev);
@@ -601,7 +601,7 @@ static int macvlan_device_event(struct notifier_block *unused, 
		break;

	case NETDEV_UNREGISTER:

		list_for_each_entry_safe(vlan, next, &port->vlans, list)

			macvlan_dellink(vlan->dev);

			macvlan_dellink(vlan->dev, NULL);

		break;

	}

	return NOTIFY_DONE;

drivers/net/veth.c

+1 −1
Original line number Diff line number Diff line
@@ -442,7 +442,7 @@ static int veth_newlink(struct net_device *dev, 
	return err;

}



static void veth_dellink(struct net_device *dev)

static void veth_dellink(struct net_device *dev, struct list_head *head)

{

	struct veth_priv *priv;

	struct net_device *peer;

include/net/rtnetlink.h

+2 −1
Original line number Diff line number Diff line
@@ -61,7 +61,8 @@ struct rtnl_link_ops { 
	int			(*changelink)(struct net_device *dev,

					      struct nlattr *tb[],

					      struct nlattr *data[]);

	void			(*dellink)(struct net_device *dev);

	void			(*dellink)(struct net_device *dev,

					   struct list_head *head);



	size_t			(*get_size)(const struct net_device *dev);

	int			(*fill_info)(struct sk_buff *skb,

net/8021q/vlan.c

+4 −4
Original line number Diff line number Diff line
@@ -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;

net/8021q/vlan.h

+1 −1
Original line number Diff line number Diff line
@@ -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)