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vlan: Warn the user if lowerdev has bad vlan features.

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Some drivers incorrectly assign vlan acceleration features to
vlan_features thus causing issues for Q-in-Q vlan configurations.
Warn the user of such cases.

Signed-off-by: Vlad Yasevich <vyasevic@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vlad Yasevich 2014-03-27 22:14:49 -04:00 • committed by David S. Miller
parent 3f8c707b9a
commit 2adb956b08
2 changed files with 10 additions and 0 deletions
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7
include/linux/netdev_features.h
View file

@ -163,4 +163,11 @@ enum {
/* changeable features with no special hardware requirements */
#define NETIF_F_SOFT_FEATURES (NETIF_F_GSO | NETIF_F_GRO)
#define NETIF_F_VLAN_FEATURES (NETIF_F_HW_VLAN_CTAG_FILTER | \
NETIF_F_HW_VLAN_CTAG_RX | \
NETIF_F_HW_VLAN_CTAG_TX | \
NETIF_F_HW_VLAN_STAG_FILTER | \
NETIF_F_HW_VLAN_STAG_RX | \
NETIF_F_HW_VLAN_STAG_TX)
#endif /* _LINUX_NETDEV_FEATURES_H */