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-rw-r--r--include/linux/if_vlan.h41
1 files changed, 25 insertions, 16 deletions
diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
index 7ff9af1d0f0..3d870fda8c4 100644
--- a/include/linux/if_vlan.h
+++ b/include/linux/if_vlan.h
@@ -63,7 +63,11 @@ static inline struct vlan_ethhdr *vlan_eth_hdr(const struct sk_buff *skb)
63 return (struct vlan_ethhdr *)skb_mac_header(skb); 63 return (struct vlan_ethhdr *)skb_mac_header(skb);
64} 64}
65 65
66#define VLAN_VID_MASK 0xfff 66#define VLAN_PRIO_MASK 0xe000 /* Priority Code Point */
67#define VLAN_PRIO_SHIFT 13
68#define VLAN_CFI_MASK 0x1000 /* Canonical Format Indicator */
69#define VLAN_TAG_PRESENT VLAN_CFI_MASK
70#define VLAN_VID_MASK 0x0fff /* VLAN Identifier */
67 71
68/* found in socket.c */ 72/* found in socket.c */
69extern void vlan_ioctl_set(int (*hook)(struct net *, void __user *)); 73extern void vlan_ioctl_set(int (*hook)(struct net *, void __user *));
@@ -81,6 +85,7 @@ struct vlan_group {
81 * the vlan is attached to. 85 * the vlan is attached to.
82 */ 86 */
83 unsigned int nr_vlans; 87 unsigned int nr_vlans;
88 int killall;
84 struct hlist_node hlist; /* linked list */ 89 struct hlist_node hlist; /* linked list */
85 struct net_device **vlan_devices_arrays[VLAN_GROUP_ARRAY_SPLIT_PARTS]; 90 struct net_device **vlan_devices_arrays[VLAN_GROUP_ARRAY_SPLIT_PARTS];
86 struct rcu_head rcu; 91 struct rcu_head rcu;
@@ -105,8 +110,8 @@ static inline void vlan_group_set_device(struct vlan_group *vg,
105 array[vlan_id % VLAN_GROUP_ARRAY_PART_LEN] = dev; 110 array[vlan_id % VLAN_GROUP_ARRAY_PART_LEN] = dev;
106} 111}
107 112
108#define vlan_tx_tag_present(__skb) ((__skb)->vlan_tci) 113#define vlan_tx_tag_present(__skb) ((__skb)->vlan_tci & VLAN_TAG_PRESENT)
109#define vlan_tx_tag_get(__skb) ((__skb)->vlan_tci) 114#define vlan_tx_tag_get(__skb) ((__skb)->vlan_tci & ~VLAN_TAG_PRESENT)
110 115
111#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) 116#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
112extern struct net_device *vlan_dev_real_dev(const struct net_device *dev); 117extern struct net_device *vlan_dev_real_dev(const struct net_device *dev);
@@ -115,10 +120,12 @@ extern u16 vlan_dev_vlan_id(const struct net_device *dev);
115extern int __vlan_hwaccel_rx(struct sk_buff *skb, struct vlan_group *grp, 120extern int __vlan_hwaccel_rx(struct sk_buff *skb, struct vlan_group *grp,
116 u16 vlan_tci, int polling); 121 u16 vlan_tci, int polling);
117extern int vlan_hwaccel_do_receive(struct sk_buff *skb); 122extern int vlan_hwaccel_do_receive(struct sk_buff *skb);
118extern int vlan_gro_receive(struct napi_struct *napi, struct vlan_group *grp, 123extern gro_result_t
119 unsigned int vlan_tci, struct sk_buff *skb); 124vlan_gro_receive(struct napi_struct *napi, struct vlan_group *grp,
120extern int vlan_gro_frags(struct napi_struct *napi, struct vlan_group *grp, 125 unsigned int vlan_tci, struct sk_buff *skb);
121 unsigned int vlan_tci); 126extern gro_result_t
127vlan_gro_frags(struct napi_struct *napi, struct vlan_group *grp,
128 unsigned int vlan_tci);
122 129
123#else 130#else
124static inline struct net_device *vlan_dev_real_dev(const struct net_device *dev) 131static inline struct net_device *vlan_dev_real_dev(const struct net_device *dev)
@@ -145,17 +152,18 @@ static inline int vlan_hwaccel_do_receive(struct sk_buff *skb)
145 return 0; 152 return 0;
146} 153}
147 154
148static inline int vlan_gro_receive(struct napi_struct *napi, 155static inline gro_result_t
149 struct vlan_group *grp, 156vlan_gro_receive(struct napi_struct *napi, struct vlan_group *grp,
150 unsigned int vlan_tci, struct sk_buff *skb) 157 unsigned int vlan_tci, struct sk_buff *skb)
151{ 158{
152 return NET_RX_DROP; 159 return GRO_DROP;
153} 160}
154 161
155static inline int vlan_gro_frags(struct napi_struct *napi, 162static inline gro_result_t
156 struct vlan_group *grp, unsigned int vlan_tci) 163vlan_gro_frags(struct napi_struct *napi, struct vlan_group *grp,
164 unsigned int vlan_tci)
157{ 165{
158 return NET_RX_DROP; 166 return GRO_DROP;
159} 167}
160#endif 168#endif
161 169
@@ -231,7 +239,7 @@ static inline struct sk_buff *__vlan_put_tag(struct sk_buff *skb, u16 vlan_tci)
231static inline struct sk_buff *__vlan_hwaccel_put_tag(struct sk_buff *skb, 239static inline struct sk_buff *__vlan_hwaccel_put_tag(struct sk_buff *skb,
232 u16 vlan_tci) 240 u16 vlan_tci)
233{ 241{
234 skb->vlan_tci = vlan_tci; 242 skb->vlan_tci = VLAN_TAG_PRESENT | vlan_tci;
235 return skb; 243 return skb;
236} 244}
237 245
@@ -284,7 +292,7 @@ static inline int __vlan_hwaccel_get_tag(const struct sk_buff *skb,
284 u16 *vlan_tci) 292 u16 *vlan_tci)
285{ 293{
286 if (vlan_tx_tag_present(skb)) { 294 if (vlan_tx_tag_present(skb)) {
287 *vlan_tci = skb->vlan_tci; 295 *vlan_tci = vlan_tx_tag_get(skb);
288 return 0; 296 return 0;
289 } else { 297 } else {
290 *vlan_tci = 0; 298 *vlan_tci = 0;
@@ -331,6 +339,7 @@ enum vlan_ioctl_cmds {
331enum vlan_flags { 339enum vlan_flags {
332 VLAN_FLAG_REORDER_HDR = 0x1, 340 VLAN_FLAG_REORDER_HDR = 0x1,
333 VLAN_FLAG_GVRP = 0x2, 341 VLAN_FLAG_GVRP = 0x2,
342 VLAN_FLAG_LOOSE_BINDING = 0x4,
334}; 343};
335 344
336enum vlan_name_types { 345enum vlan_name_types {