When vlan device is configured on top of the brige, it does not support any offload capabilities because the bridge device does not initiliaze vlan_fatures. Set vlan_fatures to be equivalent to hw_fatures.
Signed-off-by: Vlad Yasevich <[email protected]> --- net/bridge/br_device.c | 13 +++++++------ 1 files changed, 7 insertions(+), 6 deletions(-) diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c index 9673128..75f3239 100644 --- a/net/bridge/br_device.c +++ b/net/bridge/br_device.c @@ -22,6 +22,9 @@ #include <asm/uaccess.h> #include "br_private.h" +#define COMMON_FEATURES (NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_HIGHDMA | \ + NETIF_F_GSO_MASK | NETIF_F_HW_CSUM) + /* net device transmit always called with BH disabled */ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev) { @@ -346,12 +349,10 @@ void br_dev_setup(struct net_device *dev) dev->tx_queue_len = 0; dev->priv_flags = IFF_EBRIDGE; - dev->features = NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_HIGHDMA | - NETIF_F_GSO_MASK | NETIF_F_HW_CSUM | NETIF_F_LLTX | - NETIF_F_NETNS_LOCAL | NETIF_F_HW_VLAN_CTAG_TX; - dev->hw_features = NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_HIGHDMA | - NETIF_F_GSO_MASK | NETIF_F_HW_CSUM | - NETIF_F_HW_VLAN_CTAG_TX; + dev->features = COMMON_FEATURES | NETIF_F_LLTX | NETIF_F_NETNS_LOCAL | + NETIF_F_HW_VLAN_CTAG_TX; + dev->hw_features = COMMON_FEATURES | NETIF_F_HW_VLAN_CTAG_TX; + dev->vlan_features = COMMON_FEATURES; br->dev = dev; spin_lock_init(&br->lock); -- 1.7.7.6
