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-rw-r--r--include/linux/if_vlan.h64
1 files changed, 8 insertions, 56 deletions
diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
index 8f5bf9b676aa..594cd35b0074 100644
--- a/include/linux/if_vlan.h
+++ b/include/linux/if_vlan.h
@@ -150,15 +150,6 @@ static inline struct vlan_dev_info *vlan_dev_info(const struct net_device *dev)
150 return netdev_priv(dev); 150 return netdev_priv(dev);
151} 151}
152 152
153/* inline functions */
154static inline __u32 vlan_get_ingress_priority(struct net_device *dev,
155 unsigned short vlan_tag)
156{
157 struct vlan_dev_info *vip = vlan_dev_info(dev);
158
159 return vip->ingress_priority_map[(vlan_tag >> 13) & 0x7];
160}
161
162/* VLAN tx hw acceleration helpers. */ 153/* VLAN tx hw acceleration helpers. */
163struct vlan_skb_tx_cookie { 154struct vlan_skb_tx_cookie {
164 u32 magic; 155 u32 magic;
@@ -171,56 +162,17 @@ struct vlan_skb_tx_cookie {
171 (VLAN_TX_SKB_CB(__skb)->magic == VLAN_TX_COOKIE_MAGIC) 162 (VLAN_TX_SKB_CB(__skb)->magic == VLAN_TX_COOKIE_MAGIC)
172#define vlan_tx_tag_get(__skb) (VLAN_TX_SKB_CB(__skb)->vlan_tag) 163#define vlan_tx_tag_get(__skb) (VLAN_TX_SKB_CB(__skb)->vlan_tag)
173 164
174/* VLAN rx hw acceleration helper. This acts like netif_{rx,receive_skb}(). */ 165#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
175static inline int __vlan_hwaccel_rx(struct sk_buff *skb, 166extern int __vlan_hwaccel_rx(struct sk_buff *skb, struct vlan_group *grp,
176 struct vlan_group *grp, 167 unsigned short vlan_tag, int polling);
168#else
169static inline int __vlan_hwaccel_rx(struct sk_buff *skb, struct vlan_group *grp,
177 unsigned short vlan_tag, int polling) 170 unsigned short vlan_tag, int polling)
178{ 171{
179 struct net_device_stats *stats; 172 BUG();
180 173 return NET_XMIT_SUCCESS;
181 if (skb_bond_should_drop(skb)) {
182 dev_kfree_skb_any(skb);
183 return NET_RX_DROP;
184 }
185
186 skb->dev = vlan_group_get_device(grp, vlan_tag & VLAN_VID_MASK);
187 if (skb->dev == NULL) {
188 dev_kfree_skb_any(skb);
189
190 /* Not NET_RX_DROP, this is not being dropped
191 * due to congestion.
192 */
193 return 0;
194 }
195
196 skb->dev->last_rx = jiffies;
197
198 stats = &skb->dev->stats;
199 stats->rx_packets++;
200 stats->rx_bytes += skb->len;
201
202 skb->priority = vlan_get_ingress_priority(skb->dev, vlan_tag);
203 switch (skb->pkt_type) {
204 case PACKET_BROADCAST:
205 break;
206
207 case PACKET_MULTICAST:
208 stats->multicast++;
209 break;
210
211 case PACKET_OTHERHOST:
212 /* Our lower layer thinks this is not local, let's make sure.
213 * This allows the VLAN to have a different MAC than the underlying
214 * device, and still route correctly.
215 */
216 if (!compare_ether_addr(eth_hdr(skb)->h_dest,
217 skb->dev->dev_addr))
218 skb->pkt_type = PACKET_HOST;
219 break;
220 };
221
222 return (polling ? netif_receive_skb(skb) : netif_rx(skb));
223} 174}
175#endif
224 176
225static inline int vlan_hwaccel_rx(struct sk_buff *skb, 177static inline int vlan_hwaccel_rx(struct sk_buff *skb,
226 struct vlan_group *grp, 178 struct vlan_group *grp,