It should be safe to add them for older kernel versions, there these
values were hard coded in other places.

This was added in linux-2.6.33.

Signed-off-by: Hauke Mehrtens <[email protected]>
---
 backport/backport-include/linux/if_vlan.h |    8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/backport/backport-include/linux/if_vlan.h 
b/backport/backport-include/linux/if_vlan.h
index fea0acc..2d996fa 100644
--- a/backport/backport-include/linux/if_vlan.h
+++ b/backport/backport-include/linux/if_vlan.h
@@ -17,4 +17,12 @@ static inline bool vlan_hw_offload_capable(netdev_features_t 
features,
 }
 #endif 
 
+#ifndef VLAN_PRIO_MASK
+#define VLAN_PRIO_MASK         0xe000 /* Priority Code Point */
+#endif
+
+#ifndef VLAN_PRIO_SHIFT
+#define VLAN_PRIO_SHIFT                13
+#endif
+
 #endif /* __BACKPORT_LINUX_IF_VLAN_H_ */
-- 
1.7.10.4

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