diff options
| -rw-r--r-- | include/linux/if_vlan.h | 9 | ||||
| -rw-r--r-- | net/8021q/vlan_dev.c | 18 |
2 files changed, 20 insertions, 7 deletions
diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h index 715c343f7c00..f3088a0112cf 100644 --- a/include/linux/if_vlan.h +++ b/include/linux/if_vlan.h @@ -88,7 +88,8 @@ extern struct net_device *__vlan_find_dev_deep(struct net_device *real_dev, __be16 vlan_proto, u16 vlan_id); extern struct net_device *vlan_dev_real_dev(const struct net_device *dev); extern u16 vlan_dev_vlan_id(const struct net_device *dev); - +extern u16 vlan_dev_get_egress_qos_mask(struct net_device *dev, + u32 skprio); extern bool vlan_do_receive(struct sk_buff **skb); extern struct sk_buff *vlan_untag(struct sk_buff *skb); @@ -121,6 +122,12 @@ static inline u16 vlan_dev_vlan_id(const struct net_device *dev) return 0; } +static inline u16 vlan_dev_get_egress_qos_mask(struct net_device *dev, + u32 skprio) +{ + return 0; +} + static inline bool vlan_do_receive(struct sk_buff **skb) { return false; diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c index 09bf1c38805b..13904a414929 100644 --- a/net/8021q/vlan_dev.c +++ b/net/8021q/vlan_dev.c @@ -69,15 +69,15 @@ static int vlan_dev_rebuild_header(struct sk_buff *skb) } static inline u16 -vlan_dev_get_egress_qos_mask(struct net_device *dev, struct sk_buff *skb) +__vlan_dev_get_egress_qos_mask(struct net_device *dev, u32 skprio) { struct vlan_priority_tci_mapping *mp; smp_rmb(); /* coupled with smp_wmb() in vlan_dev_set_egress_priority() */ - mp = vlan_dev_priv(dev)->egress_priority_map[(skb->priority & 0xF)]; + mp = vlan_dev_priv(dev)->egress_priority_map[(skprio & 0xF)]; while (mp) { - if (mp->priority == skb->priority) { + if (mp->priority == skprio) { return mp->vlan_qos; /* This should already be shifted * to mask correctly with the * VLAN's TCI */ @@ -87,6 +87,12 @@ vlan_dev_get_egress_qos_mask(struct net_device *dev, struct sk_buff *skb) return 0; } +u16 vlan_dev_get_egress_qos_mask(struct net_device *dev, u32 skprio) +{ + return __vlan_dev_get_egress_qos_mask(dev, skprio); +} +EXPORT_SYMBOL(vlan_dev_get_egress_qos_mask); + /* * Create the VLAN header for an arbitrary protocol layer * @@ -111,7 +117,7 @@ static int vlan_dev_hard_header(struct sk_buff *skb, struct net_device *dev, vhdr = (struct vlan_hdr *) skb_push(skb, VLAN_HLEN); vlan_tci = vlan->vlan_id; - vlan_tci |= vlan_dev_get_egress_qos_mask(dev, skb); + vlan_tci |= __vlan_dev_get_egress_qos_mask(dev, skb->priority); vhdr->h_vlan_TCI = htons(vlan_tci); /* @@ -168,7 +174,7 @@ static netdev_tx_t vlan_dev_hard_start_xmit(struct sk_buff *skb, vlan->flags & VLAN_FLAG_REORDER_HDR) { u16 vlan_tci; vlan_tci = vlan->vlan_id; - vlan_tci |= vlan_dev_get_egress_qos_mask(dev, skb); + vlan_tci |= __vlan_dev_get_egress_qos_mask(dev, skb->priority); skb = __vlan_hwaccel_put_tag(skb, vlan->vlan_proto, vlan_tci); } @@ -253,7 +259,7 @@ int vlan_dev_set_egress_priority(const struct net_device *dev, np->vlan_qos = vlan_qos; /* Before inserting this element in hash table, make sure all its fields * are committed to memory. - * coupled with smp_rmb() in vlan_dev_get_egress_qos_mask() + * coupled with smp_rmb() in __vlan_dev_get_egress_qos_mask() */ smp_wmb(); vlan->egress_priority_map[skb_prio & 0xF] = np; |