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authorAl Viro <viro@zeniv.linux.org.uk>2014-06-12 00:27:11 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2014-06-12 00:28:09 -0400
commit9c1d5284c79fea050f115eadeec1dd1758e5c630 (patch)
tree4d16fd5aad7ff4931e985c0128c5747f23561f8a /include/linux/if_vlan.h
parent5f073850602084fbcbb987948ff3e70ae273f7d2 (diff)
parent9f12600fe425bc28f0ccba034a77783c09c15af4 (diff)
Merge commit '9f12600fe425bc28f0ccba034a77783c09c15af4' into for-linus
Backmerge of dcache.c changes from mainline. It's that, or complete rebase... Conflicts: fs/splice.c Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include/linux/if_vlan.h')
-rw-r--r--include/linux/if_vlan.h15
1 files changed, 14 insertions, 1 deletions
diff --git a/include/linux/if_vlan.h b/include/linux/if_vlan.h
index 13bbbde00e6..b2acc4a1b13 100644
--- a/include/linux/if_vlan.h
+++ b/include/linux/if_vlan.h
@@ -73,7 +73,7 @@ static inline struct vlan_ethhdr *vlan_eth_hdr(const struct sk_buff *skb)
/* found in socket.c */
extern void vlan_ioctl_set(int (*hook)(struct net *, void __user *));
-static inline int is_vlan_dev(struct net_device *dev)
+static inline bool is_vlan_dev(struct net_device *dev)
{
return dev->priv_flags & IFF_802_1Q_VLAN;
}
@@ -159,6 +159,7 @@ struct vlan_dev_priv {
#ifdef CONFIG_NET_POLL_CONTROLLER
struct netpoll *netpoll;
#endif
+ unsigned int nest_level;
};
static inline struct vlan_dev_priv *vlan_dev_priv(const struct net_device *dev)
@@ -197,6 +198,12 @@ extern void vlan_vids_del_by_dev(struct net_device *dev,
const struct net_device *by_dev);
extern bool vlan_uses_dev(const struct net_device *dev);
+
+static inline int vlan_get_encap_level(struct net_device *dev)
+{
+ BUG_ON(!is_vlan_dev(dev));
+ return vlan_dev_priv(dev)->nest_level;
+}
#else
static inline struct net_device *
__vlan_find_dev_deep(struct net_device *real_dev,
@@ -263,6 +270,11 @@ static inline bool vlan_uses_dev(const struct net_device *dev)
{
return false;
}
+static inline int vlan_get_encap_level(struct net_device *dev)
+{
+ BUG();
+ return 0;
+}
#endif
static inline bool vlan_hw_offload_capable(netdev_features_t features,
@@ -483,4 +495,5 @@ static inline void vlan_set_encap_proto(struct sk_buff *skb,
*/
skb->protocol = htons(ETH_P_802_2);
}
+
#endif /* !(_LINUX_IF_VLAN_H_) */