diff options
Diffstat (limited to 'net/8021q/vlan_core.c')
| -rw-r--r-- | net/8021q/vlan_core.c | 46 |
1 files changed, 21 insertions, 25 deletions
diff --git a/net/8021q/vlan_core.c b/net/8021q/vlan_core.c index fcc684678af6..5f27f8e30254 100644 --- a/net/8021q/vlan_core.c +++ b/net/8021q/vlan_core.c @@ -63,6 +63,27 @@ bool vlan_do_receive(struct sk_buff **skbp) return true; } +/* Must be invoked with rcu_read_lock or with RTNL. */ +struct net_device *__vlan_find_dev_deep(struct net_device *real_dev, + u16 vlan_id) +{ + struct vlan_group *grp = rcu_dereference_rtnl(real_dev->vlgrp); + + if (grp) { + return vlan_group_get_device(grp, vlan_id); + } else { + /* + * Bonding slaves do not have grp assigned to themselves. + * Grp is assigned to bonding master instead. + */ + if (netif_is_bond_slave(real_dev)) + return __vlan_find_dev_deep(real_dev->master, vlan_id); + } + + return NULL; +} +EXPORT_SYMBOL(__vlan_find_dev_deep); + struct net_device *vlan_dev_real_dev(const struct net_device *dev) { return vlan_dev_info(dev)->real_dev; @@ -75,31 +96,6 @@ u16 vlan_dev_vlan_id(const struct net_device *dev) } EXPORT_SYMBOL(vlan_dev_vlan_id); -/* VLAN rx hw acceleration helper. This acts like netif_{rx,receive_skb}(). */ -int __vlan_hwaccel_rx(struct sk_buff *skb, struct vlan_group *grp, - u16 vlan_tci, int polling) -{ - __vlan_hwaccel_put_tag(skb, vlan_tci); - return polling ? netif_receive_skb(skb) : netif_rx(skb); -} -EXPORT_SYMBOL(__vlan_hwaccel_rx); - -gro_result_t vlan_gro_receive(struct napi_struct *napi, struct vlan_group *grp, - unsigned int vlan_tci, struct sk_buff *skb) -{ - __vlan_hwaccel_put_tag(skb, vlan_tci); - return napi_gro_receive(napi, skb); -} -EXPORT_SYMBOL(vlan_gro_receive); - -gro_result_t vlan_gro_frags(struct napi_struct *napi, struct vlan_group *grp, - unsigned int vlan_tci) -{ - __vlan_hwaccel_put_tag(napi->skb, vlan_tci); - return napi_gro_frags(napi); -} -EXPORT_SYMBOL(vlan_gro_frags); - static struct sk_buff *vlan_reorder_header(struct sk_buff *skb) { if (skb_cow(skb, skb_headroom(skb)) < 0) |