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authorPatrick McHardy <kaber@trash.net>2008-05-20 17:54:50 -0400
committerDavid S. Miller <davem@davemloft.net>2008-05-20 17:54:50 -0400
commit5fb13570543f4ae022996c9d7c0c099c8abf22dd (patch)
treebf0f837d4b2dd778c32cf8fcf719913203f1cd39 /include
parent7ff6e6f779960e1078a78b60a881571c04f52b9b (diff)
[VLAN]: Propagate selected feature bits to VLAN devices
Propagate feature bits from the NETDEV_FEAT_CHANGE notifier. For now only TSO is propagated for devices that announce their ability to support TSO in combination with VLAN accel by setting the NETIF_F_VLAN_TSO flag. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/linux/netdevice.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index b11e6e19e96c..2b0266484c84 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -514,10 +514,12 @@ struct net_device
514#define NETIF_F_NETNS_LOCAL 8192 /* Does not change network namespaces */ 514#define NETIF_F_NETNS_LOCAL 8192 /* Does not change network namespaces */
515#define NETIF_F_MULTI_QUEUE 16384 /* Has multiple TX/RX queues */ 515#define NETIF_F_MULTI_QUEUE 16384 /* Has multiple TX/RX queues */
516#define NETIF_F_LRO 32768 /* large receive offload */ 516#define NETIF_F_LRO 32768 /* large receive offload */
517#define NETIF_F_VLAN_TSO 65536 /* Supports TSO for VLANs */
518#define NETIF_F_VLAN_CSUM 131072 /* Supports TX checksumming for VLANs */
517 519
518 /* Segmentation offload features */ 520 /* Segmentation offload features */
519#define NETIF_F_GSO_SHIFT 16 521#define NETIF_F_GSO_SHIFT 20
520#define NETIF_F_GSO_MASK 0xffff0000 522#define NETIF_F_GSO_MASK 0xfff00000
521#define NETIF_F_TSO (SKB_GSO_TCPV4 << NETIF_F_GSO_SHIFT) 523#define NETIF_F_TSO (SKB_GSO_TCPV4 << NETIF_F_GSO_SHIFT)
522#define NETIF_F_UFO (SKB_GSO_UDP << NETIF_F_GSO_SHIFT) 524#define NETIF_F_UFO (SKB_GSO_UDP << NETIF_F_GSO_SHIFT)
523#define NETIF_F_GSO_ROBUST (SKB_GSO_DODGY << NETIF_F_GSO_SHIFT) 525#define NETIF_F_GSO_ROBUST (SKB_GSO_DODGY << NETIF_F_GSO_SHIFT)