[VLAN]: Move device setup to vlan_dev.c
Move device setup to vlan_dev.c and make all the VLAN device methods static. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
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7bd38d778e
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ef3eb3e59b
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@ -307,87 +307,6 @@ int unregister_vlan_device(struct net_device *dev)
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return ret;
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return ret;
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}
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}
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/*
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* vlan network devices have devices nesting below it, and are a special
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* "super class" of normal network devices; split their locks off into a
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* separate class since they always nest.
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*/
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static struct lock_class_key vlan_netdev_xmit_lock_key;
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static const struct header_ops vlan_header_ops = {
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.create = vlan_dev_hard_header,
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.rebuild = vlan_dev_rebuild_header,
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.parse = eth_header_parse,
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};
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static int vlan_dev_init(struct net_device *dev)
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{
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struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev;
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int subclass = 0;
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/* IFF_BROADCAST|IFF_MULTICAST; ??? */
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dev->flags = real_dev->flags & ~IFF_UP;
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dev->iflink = real_dev->ifindex;
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dev->state = (real_dev->state & ((1<<__LINK_STATE_NOCARRIER) |
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(1<<__LINK_STATE_DORMANT))) |
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(1<<__LINK_STATE_PRESENT);
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/* ipv6 shared card related stuff */
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dev->dev_id = real_dev->dev_id;
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if (is_zero_ether_addr(dev->dev_addr))
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memcpy(dev->dev_addr, real_dev->dev_addr, dev->addr_len);
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if (is_zero_ether_addr(dev->broadcast))
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memcpy(dev->broadcast, real_dev->broadcast, dev->addr_len);
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if (real_dev->features & NETIF_F_HW_VLAN_TX) {
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dev->header_ops = real_dev->header_ops;
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dev->hard_header_len = real_dev->hard_header_len;
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dev->hard_start_xmit = vlan_dev_hwaccel_hard_start_xmit;
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} else {
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dev->header_ops = &vlan_header_ops;
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dev->hard_header_len = real_dev->hard_header_len + VLAN_HLEN;
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dev->hard_start_xmit = vlan_dev_hard_start_xmit;
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}
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if (real_dev->priv_flags & IFF_802_1Q_VLAN)
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subclass = 1;
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lockdep_set_class_and_subclass(&dev->_xmit_lock,
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&vlan_netdev_xmit_lock_key, subclass);
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return 0;
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}
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void vlan_setup(struct net_device *new_dev)
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{
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ether_setup(new_dev);
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/* new_dev->ifindex = 0; it will be set when added to
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* the global list.
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* iflink is set as well.
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*/
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/* Make this thing known as a VLAN device */
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new_dev->priv_flags |= IFF_802_1Q_VLAN;
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/* Set us up to have no queue, as the underlying Hardware device
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* can do all the queueing we could want.
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*/
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new_dev->tx_queue_len = 0;
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/* set up method calls */
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new_dev->change_mtu = vlan_dev_change_mtu;
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new_dev->init = vlan_dev_init;
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new_dev->open = vlan_dev_open;
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new_dev->stop = vlan_dev_stop;
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new_dev->set_mac_address = vlan_set_mac_address;
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new_dev->set_multicast_list = vlan_dev_set_multicast_list;
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new_dev->change_rx_flags = vlan_change_rx_flags;
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new_dev->destructor = free_netdev;
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new_dev->do_ioctl = vlan_dev_ioctl;
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memset(new_dev->broadcast, 0, ETH_ALEN);
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}
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static void vlan_transfer_operstate(const struct net_device *dev, struct net_device *vlandev)
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static void vlan_transfer_operstate(const struct net_device *dev, struct net_device *vlandev)
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{
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{
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/* Have to respect userspace enforced dormant state
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/* Have to respect userspace enforced dormant state
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@ -49,19 +49,8 @@ struct net_device *__find_vlan_dev(struct net_device* real_dev,
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unsigned short VID); /* vlan.c */
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unsigned short VID); /* vlan.c */
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/* found in vlan_dev.c */
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/* found in vlan_dev.c */
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int vlan_dev_rebuild_header(struct sk_buff *skb);
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int vlan_skb_recv(struct sk_buff *skb, struct net_device *dev,
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int vlan_skb_recv(struct sk_buff *skb, struct net_device *dev,
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struct packet_type *ptype, struct net_device *orig_dev);
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struct packet_type *ptype, struct net_device *orig_dev);
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int vlan_dev_hard_header(struct sk_buff *skb, struct net_device *dev,
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unsigned short type, const void *daddr,
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const void *saddr, unsigned len);
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int vlan_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev);
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int vlan_dev_hwaccel_hard_start_xmit(struct sk_buff *skb, struct net_device *dev);
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int vlan_dev_change_mtu(struct net_device *dev, int new_mtu);
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int vlan_dev_open(struct net_device* dev);
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int vlan_dev_stop(struct net_device* dev);
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int vlan_set_mac_address(struct net_device *dev, void *p);
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int vlan_dev_ioctl(struct net_device* dev, struct ifreq *ifr, int cmd);
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void vlan_dev_set_ingress_priority(const struct net_device *dev,
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void vlan_dev_set_ingress_priority(const struct net_device *dev,
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u32 skb_prio, short vlan_prio);
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u32 skb_prio, short vlan_prio);
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int vlan_dev_set_egress_priority(const struct net_device *dev,
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int vlan_dev_set_egress_priority(const struct net_device *dev,
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@ -70,8 +59,6 @@ int vlan_dev_set_vlan_flag(const struct net_device *dev,
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u32 flag, short flag_val);
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u32 flag, short flag_val);
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void vlan_dev_get_realdev_name(const struct net_device *dev, char *result);
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void vlan_dev_get_realdev_name(const struct net_device *dev, char *result);
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void vlan_dev_get_vid(const struct net_device *dev, unsigned short *result);
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void vlan_dev_get_vid(const struct net_device *dev, unsigned short *result);
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void vlan_change_rx_flags(struct net_device *dev, int change);
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void vlan_dev_set_multicast_list(struct net_device *vlan_dev);
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int vlan_check_real_dev(struct net_device *real_dev, unsigned short vlan_id);
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int vlan_check_real_dev(struct net_device *real_dev, unsigned short vlan_id);
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void vlan_setup(struct net_device *dev);
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void vlan_setup(struct net_device *dev);
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@ -47,7 +47,7 @@
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*
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*
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* TODO: This needs a checkup, I'm ignorant here. --BLG
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* TODO: This needs a checkup, I'm ignorant here. --BLG
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*/
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*/
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int vlan_dev_rebuild_header(struct sk_buff *skb)
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static int vlan_dev_rebuild_header(struct sk_buff *skb)
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{
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{
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struct net_device *dev = skb->dev;
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struct net_device *dev = skb->dev;
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struct vlan_ethhdr *veth = (struct vlan_ethhdr *)(skb->data);
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struct vlan_ethhdr *veth = (struct vlan_ethhdr *)(skb->data);
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@ -342,9 +342,10 @@ static inline unsigned short vlan_dev_get_egress_qos_mask(struct net_device* dev
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* This is called when the SKB is moving down the stack towards the
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* This is called when the SKB is moving down the stack towards the
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* physical devices.
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* physical devices.
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*/
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*/
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int vlan_dev_hard_header(struct sk_buff *skb, struct net_device *dev,
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static int vlan_dev_hard_header(struct sk_buff *skb, struct net_device *dev,
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unsigned short type,
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unsigned short type,
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const void *daddr, const void *saddr, unsigned len)
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const void *daddr, const void *saddr,
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unsigned int len)
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{
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{
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struct vlan_hdr *vhdr;
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struct vlan_hdr *vhdr;
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unsigned short veth_TCI = 0;
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unsigned short veth_TCI = 0;
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@ -451,7 +452,7 @@ int vlan_dev_hard_header(struct sk_buff *skb, struct net_device *dev,
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return rc;
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return rc;
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}
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}
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int vlan_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
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static int vlan_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
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{
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{
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struct net_device_stats *stats = &dev->stats;
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struct net_device_stats *stats = &dev->stats;
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struct vlan_ethhdr *veth = (struct vlan_ethhdr *)(skb->data);
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struct vlan_ethhdr *veth = (struct vlan_ethhdr *)(skb->data);
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@ -512,7 +513,8 @@ int vlan_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
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return 0;
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return 0;
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}
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}
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int vlan_dev_hwaccel_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
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static int vlan_dev_hwaccel_hard_start_xmit(struct sk_buff *skb,
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struct net_device *dev)
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{
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{
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struct net_device_stats *stats = &dev->stats;
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struct net_device_stats *stats = &dev->stats;
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unsigned short veth_TCI;
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unsigned short veth_TCI;
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@ -536,7 +538,7 @@ int vlan_dev_hwaccel_hard_start_xmit(struct sk_buff *skb, struct net_device *dev
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return 0;
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return 0;
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}
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}
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int vlan_dev_change_mtu(struct net_device *dev, int new_mtu)
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static int vlan_dev_change_mtu(struct net_device *dev, int new_mtu)
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{
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{
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/* TODO: gotta make sure the underlying layer can handle it,
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/* TODO: gotta make sure the underlying layer can handle it,
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* maybe an IFF_VLAN_CAPABLE flag for devices?
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* maybe an IFF_VLAN_CAPABLE flag for devices?
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@ -626,7 +628,7 @@ void vlan_dev_get_vid(const struct net_device *dev, unsigned short *result)
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*result = VLAN_DEV_INFO(dev)->vlan_id;
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*result = VLAN_DEV_INFO(dev)->vlan_id;
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}
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}
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int vlan_dev_open(struct net_device *dev)
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static int vlan_dev_open(struct net_device *dev)
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{
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{
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struct vlan_dev_info *vlan = VLAN_DEV_INFO(dev);
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struct vlan_dev_info *vlan = VLAN_DEV_INFO(dev);
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struct net_device *real_dev = vlan->real_dev;
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struct net_device *real_dev = vlan->real_dev;
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@ -650,7 +652,7 @@ int vlan_dev_open(struct net_device *dev)
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return 0;
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return 0;
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}
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}
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int vlan_dev_stop(struct net_device *dev)
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static int vlan_dev_stop(struct net_device *dev)
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{
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{
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struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev;
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struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev;
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@ -666,7 +668,7 @@ int vlan_dev_stop(struct net_device *dev)
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return 0;
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return 0;
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}
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}
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int vlan_set_mac_address(struct net_device *dev, void *p)
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static int vlan_dev_set_mac_address(struct net_device *dev, void *p)
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{
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{
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struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev;
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struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev;
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struct sockaddr *addr = p;
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struct sockaddr *addr = p;
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@ -692,7 +694,7 @@ out:
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return 0;
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return 0;
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}
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}
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int vlan_dev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
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static int vlan_dev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
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{
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{
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struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev;
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struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev;
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struct ifreq ifrr;
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struct ifreq ifrr;
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@ -716,7 +718,7 @@ int vlan_dev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
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return err;
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return err;
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}
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}
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void vlan_change_rx_flags(struct net_device *dev, int change)
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static void vlan_dev_change_rx_flags(struct net_device *dev, int change)
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{
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{
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struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev;
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struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev;
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@ -726,8 +728,78 @@ void vlan_change_rx_flags(struct net_device *dev, int change)
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dev_set_promiscuity(real_dev, dev->flags & IFF_PROMISC ? 1 : -1);
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dev_set_promiscuity(real_dev, dev->flags & IFF_PROMISC ? 1 : -1);
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}
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}
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/** Taken from Gleb + Lennert's VLAN code, and modified... */
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static void vlan_dev_set_multicast_list(struct net_device *vlan_dev)
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void vlan_dev_set_multicast_list(struct net_device *vlan_dev)
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{
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{
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dev_mc_sync(VLAN_DEV_INFO(vlan_dev)->real_dev, vlan_dev);
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dev_mc_sync(VLAN_DEV_INFO(vlan_dev)->real_dev, vlan_dev);
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}
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}
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/*
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* vlan network devices have devices nesting below it, and are a special
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* "super class" of normal network devices; split their locks off into a
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* separate class since they always nest.
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*/
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static struct lock_class_key vlan_netdev_xmit_lock_key;
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static const struct header_ops vlan_header_ops = {
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.create = vlan_dev_hard_header,
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.rebuild = vlan_dev_rebuild_header,
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.parse = eth_header_parse,
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};
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static int vlan_dev_init(struct net_device *dev)
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{
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struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev;
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int subclass = 0;
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/* IFF_BROADCAST|IFF_MULTICAST; ??? */
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dev->flags = real_dev->flags & ~IFF_UP;
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dev->iflink = real_dev->ifindex;
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dev->state = (real_dev->state & ((1<<__LINK_STATE_NOCARRIER) |
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(1<<__LINK_STATE_DORMANT))) |
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(1<<__LINK_STATE_PRESENT);
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/* ipv6 shared card related stuff */
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dev->dev_id = real_dev->dev_id;
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if (is_zero_ether_addr(dev->dev_addr))
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memcpy(dev->dev_addr, real_dev->dev_addr, dev->addr_len);
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if (is_zero_ether_addr(dev->broadcast))
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memcpy(dev->broadcast, real_dev->broadcast, dev->addr_len);
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if (real_dev->features & NETIF_F_HW_VLAN_TX) {
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dev->header_ops = real_dev->header_ops;
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dev->hard_header_len = real_dev->hard_header_len;
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dev->hard_start_xmit = vlan_dev_hwaccel_hard_start_xmit;
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} else {
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dev->header_ops = &vlan_header_ops;
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dev->hard_header_len = real_dev->hard_header_len + VLAN_HLEN;
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dev->hard_start_xmit = vlan_dev_hard_start_xmit;
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}
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if (real_dev->priv_flags & IFF_802_1Q_VLAN)
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subclass = 1;
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lockdep_set_class_and_subclass(&dev->_xmit_lock,
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&vlan_netdev_xmit_lock_key, subclass);
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return 0;
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}
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void vlan_setup(struct net_device *dev)
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{
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ether_setup(dev);
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dev->priv_flags |= IFF_802_1Q_VLAN;
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dev->tx_queue_len = 0;
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dev->change_mtu = vlan_dev_change_mtu;
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dev->init = vlan_dev_init;
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dev->open = vlan_dev_open;
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dev->stop = vlan_dev_stop;
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dev->set_mac_address = vlan_dev_set_mac_address;
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dev->set_multicast_list = vlan_dev_set_multicast_list;
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dev->change_rx_flags = vlan_dev_change_rx_flags;
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dev->do_ioctl = vlan_dev_ioctl;
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dev->destructor = free_netdev;
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memset(dev->broadcast, 0, ETH_ALEN);
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}
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