diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/8021q/vlan.c | 81 | ||||
| -rw-r--r-- | net/8021q/vlan.h | 13 | ||||
| -rw-r--r-- | net/8021q/vlan_dev.c | 100 |
3 files changed, 86 insertions, 108 deletions
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c index 54f23469641..8bc6385a06e 100644 --- a/net/8021q/vlan.c +++ b/net/8021q/vlan.c @@ -307,87 +307,6 @@ int unregister_vlan_device(struct net_device *dev) return ret; } -/* - * vlan network devices have devices nesting below it, and are a special - * "super class" of normal network devices; split their locks off into a - * separate class since they always nest. - */ -static struct lock_class_key vlan_netdev_xmit_lock_key; - -static const struct header_ops vlan_header_ops = { - .create = vlan_dev_hard_header, - .rebuild = vlan_dev_rebuild_header, - .parse = eth_header_parse, -}; - -static int vlan_dev_init(struct net_device *dev) -{ - struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev; - int subclass = 0; - - /* IFF_BROADCAST|IFF_MULTICAST; ??? */ - dev->flags = real_dev->flags & ~IFF_UP; - dev->iflink = real_dev->ifindex; - dev->state = (real_dev->state & ((1<<__LINK_STATE_NOCARRIER) | - (1<<__LINK_STATE_DORMANT))) | - (1<<__LINK_STATE_PRESENT); - - /* ipv6 shared card related stuff */ - dev->dev_id = real_dev->dev_id; - - if (is_zero_ether_addr(dev->dev_addr)) - memcpy(dev->dev_addr, real_dev->dev_addr, dev->addr_len); - if (is_zero_ether_addr(dev->broadcast)) - memcpy(dev->broadcast, real_dev->broadcast, dev->addr_len); - - if (real_dev->features & NETIF_F_HW_VLAN_TX) { - dev->header_ops = real_dev->header_ops; - dev->hard_header_len = real_dev->hard_header_len; - dev->hard_start_xmit = vlan_dev_hwaccel_hard_start_xmit; - } else { - dev->header_ops = &vlan_header_ops; - dev->hard_header_len = real_dev->hard_header_len + VLAN_HLEN; - dev->hard_start_xmit = vlan_dev_hard_start_xmit; - } - - if (real_dev->priv_flags & IFF_802_1Q_VLAN) - subclass = 1; - - lockdep_set_class_and_subclass(&dev->_xmit_lock, - &vlan_netdev_xmit_lock_key, subclass); - return 0; -} - -void vlan_setup(struct net_device *new_dev) -{ - ether_setup(new_dev); - - /* new_dev->ifindex = 0; it will be set when added to - * the global list. - * iflink is set as well. - */ - /* Make this thing known as a VLAN device */ - new_dev->priv_flags |= IFF_802_1Q_VLAN; - - /* Set us up to have no queue, as the underlying Hardware device - * can do all the queueing we could want. - */ - new_dev->tx_queue_len = 0; - - /* set up method calls */ - new_dev->change_mtu = vlan_dev_change_mtu; - new_dev->init = vlan_dev_init; - new_dev->open = vlan_dev_open; - new_dev->stop = vlan_dev_stop; - new_dev->set_mac_address = vlan_set_mac_address; - new_dev->set_multicast_list = vlan_dev_set_multicast_list; - new_dev->change_rx_flags = vlan_change_rx_flags; - new_dev->destructor = free_netdev; - new_dev->do_ioctl = vlan_dev_ioctl; - - memset(new_dev->broadcast, 0, ETH_ALEN); -} - static void vlan_transfer_operstate(const struct net_device *dev, struct net_device *vlandev) { /* Have to respect userspace enforced dormant state diff --git a/net/8021q/vlan.h b/net/8021q/vlan.h index 2cd1393073e..7b615d6b6f4 100644 --- a/net/8021q/vlan.h +++ b/net/8021q/vlan.h @@ -49,19 +49,8 @@ struct net_device *__find_vlan_dev(struct net_device* real_dev, unsigned short VID); /* vlan.c */ /* found in vlan_dev.c */ -int vlan_dev_rebuild_header(struct sk_buff *skb); int vlan_skb_recv(struct sk_buff *skb, struct net_device *dev, struct packet_type *ptype, struct net_device *orig_dev); -int vlan_dev_hard_header(struct sk_buff *skb, struct net_device *dev, - unsigned short type, const void *daddr, - const void *saddr, unsigned len); -int vlan_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev); -int vlan_dev_hwaccel_hard_start_xmit(struct sk_buff *skb, struct net_device *dev); -int vlan_dev_change_mtu(struct net_device *dev, int new_mtu); -int vlan_dev_open(struct net_device* dev); -int vlan_dev_stop(struct net_device* dev); -int vlan_set_mac_address(struct net_device *dev, void *p); -int vlan_dev_ioctl(struct net_device* dev, struct ifreq *ifr, int cmd); void vlan_dev_set_ingress_priority(const struct net_device *dev, u32 skb_prio, short vlan_prio); int vlan_dev_set_egress_priority(const struct net_device *dev, @@ -70,8 +59,6 @@ int vlan_dev_set_vlan_flag(const struct net_device *dev, u32 flag, short flag_val); void vlan_dev_get_realdev_name(const struct net_device *dev, char *result); void vlan_dev_get_vid(const struct net_device *dev, unsigned short *result); -void vlan_change_rx_flags(struct net_device *dev, int change); -void vlan_dev_set_multicast_list(struct net_device *vlan_dev); int vlan_check_real_dev(struct net_device *real_dev, unsigned short vlan_id); void vlan_setup(struct net_device *dev); diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c index 9543e918279..51ce4217c03 100644 --- a/net/8021q/vlan_dev.c +++ b/net/8021q/vlan_dev.c @@ -47,7 +47,7 @@ * * TODO: This needs a checkup, I'm ignorant here. --BLG */ -int vlan_dev_rebuild_header(struct sk_buff *skb) +static int vlan_dev_rebuild_header(struct sk_buff *skb) { struct net_device *dev = skb->dev; struct vlan_ethhdr *veth = (struct vlan_ethhdr *)(skb->data); @@ -342,9 +342,10 @@ static inline unsigned short vlan_dev_get_egress_qos_mask(struct net_device* dev * This is called when the SKB is moving down the stack towards the * physical devices. */ -int vlan_dev_hard_header(struct sk_buff *skb, struct net_device *dev, - unsigned short type, - const void *daddr, const void *saddr, unsigned len) +static int vlan_dev_hard_header(struct sk_buff *skb, struct net_device *dev, + unsigned short type, + const void *daddr, const void *saddr, + unsigned int len) { struct vlan_hdr *vhdr; unsigned short veth_TCI = 0; @@ -451,7 +452,7 @@ int vlan_dev_hard_header(struct sk_buff *skb, struct net_device *dev, return rc; } -int vlan_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) +static int vlan_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) { struct net_device_stats *stats = &dev->stats; struct vlan_ethhdr *veth = (struct vlan_ethhdr *)(skb->data); @@ -512,7 +513,8 @@ int vlan_dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) return 0; } -int vlan_dev_hwaccel_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) +static int vlan_dev_hwaccel_hard_start_xmit(struct sk_buff *skb, + struct net_device *dev) { struct net_device_stats *stats = &dev->stats; unsigned short veth_TCI; @@ -536,7 +538,7 @@ int vlan_dev_hwaccel_hard_start_xmit(struct sk_buff *skb, struct net_device *dev return 0; } -int vlan_dev_change_mtu(struct net_device *dev, int new_mtu) +static int vlan_dev_change_mtu(struct net_device *dev, int new_mtu) { /* TODO: gotta make sure the underlying layer can handle it, * maybe an IFF_VLAN_CAPABLE flag for devices? @@ -626,7 +628,7 @@ void vlan_dev_get_vid(const struct net_device *dev, unsigned short *result) *result = VLAN_DEV_INFO(dev)->vlan_id; } -int vlan_dev_open(struct net_device *dev) +static int vlan_dev_open(struct net_device *dev) { struct vlan_dev_info *vlan = VLAN_DEV_INFO(dev); struct net_device *real_dev = vlan->real_dev; @@ -650,7 +652,7 @@ int vlan_dev_open(struct net_device *dev) return 0; } -int vlan_dev_stop(struct net_device *dev) +static int vlan_dev_stop(struct net_device *dev) { struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev; @@ -666,7 +668,7 @@ int vlan_dev_stop(struct net_device *dev) return 0; } -int vlan_set_mac_address(struct net_device *dev, void *p) +static int vlan_dev_set_mac_address(struct net_device *dev, void *p) { struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev; struct sockaddr *addr = p; @@ -692,7 +694,7 @@ out: return 0; } -int vlan_dev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) +static int vlan_dev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) { struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev; struct ifreq ifrr; @@ -716,7 +718,7 @@ int vlan_dev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) return err; } -void vlan_change_rx_flags(struct net_device *dev, int change) +static void vlan_dev_change_rx_flags(struct net_device *dev, int change) { struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev; @@ -726,8 +728,78 @@ void vlan_change_rx_flags(struct net_device *dev, int change) dev_set_promiscuity(real_dev, dev->flags & IFF_PROMISC ? 1 : -1); } -/** Taken from Gleb + Lennert's VLAN code, and modified... */ -void vlan_dev_set_multicast_list(struct net_device *vlan_dev) +static void vlan_dev_set_multicast_list(struct net_device *vlan_dev) { dev_mc_sync(VLAN_DEV_INFO(vlan_dev)->real_dev, vlan_dev); } + +/* + * vlan network devices have devices nesting below it, and are a special + * "super class" of normal network devices; split their locks off into a + * separate class since they always nest. + */ +static struct lock_class_key vlan_netdev_xmit_lock_key; + +static const struct header_ops vlan_header_ops = { + .create = vlan_dev_hard_header, + .rebuild = vlan_dev_rebuild_header, + .parse = eth_header_parse, +}; + +static int vlan_dev_init(struct net_device *dev) +{ + struct net_device *real_dev = VLAN_DEV_INFO(dev)->real_dev; + int subclass = 0; + + /* IFF_BROADCAST|IFF_MULTICAST; ??? */ + dev->flags = real_dev->flags & ~IFF_UP; + dev->iflink = real_dev->ifindex; + dev->state = (real_dev->state & ((1<<__LINK_STATE_NOCARRIER) | + (1<<__LINK_STATE_DORMANT))) | + (1<<__LINK_STATE_PRESENT); + + /* ipv6 shared card related stuff */ + dev->dev_id = real_dev->dev_id; + + if (is_zero_ether_addr(dev->dev_addr)) + memcpy(dev->dev_addr, real_dev->dev_addr, dev->addr_len); + if (is_zero_ether_addr(dev->broadcast)) + memcpy(dev->broadcast, real_dev->broadcast, dev->addr_len); + + if (real_dev->features & NETIF_F_HW_VLAN_TX) { + dev->header_ops = real_dev->header_ops; + dev->hard_header_len = real_dev->hard_header_len; + dev->hard_start_xmit = vlan_dev_hwaccel_hard_start_xmit; + } else { + dev->header_ops = &vlan_header_ops; + dev->hard_header_len = real_dev->hard_header_len + VLAN_HLEN; + dev->hard_start_xmit = vlan_dev_hard_start_xmit; + } + + if (real_dev->priv_flags & IFF_802_1Q_VLAN) + subclass = 1; + + lockdep_set_class_and_subclass(&dev->_xmit_lock, + &vlan_netdev_xmit_lock_key, subclass); + return 0; +} + +void vlan_setup(struct net_device *dev) +{ + ether_setup(dev); + + dev->priv_flags |= IFF_802_1Q_VLAN; + dev->tx_queue_len = 0; + + dev->change_mtu = vlan_dev_change_mtu; + dev->init = vlan_dev_init; + dev->open = vlan_dev_open; + dev->stop = vlan_dev_stop; + dev->set_mac_address = vlan_dev_set_mac_address; + dev->set_multicast_list = vlan_dev_set_multicast_list; + dev->change_rx_flags = vlan_dev_change_rx_flags; + dev->do_ioctl = vlan_dev_ioctl; + dev->destructor = free_netdev; + + memset(dev->broadcast, 0, ETH_ALEN); +} |