diff options
-rw-r--r-- | include/linux/netdevice.h | 9 | ||||
-rw-r--r-- | net/8021q/vlan.c | 10 | ||||
-rw-r--r-- | net/8021q/vlan.h | 2 | ||||
-rw-r--r-- | net/8021q/vlan_dev.c | 5 |
4 files changed, 8 insertions, 18 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 2b0266484c84..f27fd2009334 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h | |||
@@ -514,12 +514,10 @@ 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 */ | ||
519 | 517 | ||
520 | /* Segmentation offload features */ | 518 | /* Segmentation offload features */ |
521 | #define NETIF_F_GSO_SHIFT 20 | 519 | #define NETIF_F_GSO_SHIFT 16 |
522 | #define NETIF_F_GSO_MASK 0xfff00000 | 520 | #define NETIF_F_GSO_MASK 0xffff0000 |
523 | #define NETIF_F_TSO (SKB_GSO_TCPV4 << NETIF_F_GSO_SHIFT) | 521 | #define NETIF_F_TSO (SKB_GSO_TCPV4 << NETIF_F_GSO_SHIFT) |
524 | #define NETIF_F_UFO (SKB_GSO_UDP << NETIF_F_GSO_SHIFT) | 522 | #define NETIF_F_UFO (SKB_GSO_UDP << NETIF_F_GSO_SHIFT) |
525 | #define NETIF_F_GSO_ROBUST (SKB_GSO_DODGY << NETIF_F_GSO_SHIFT) | 523 | #define NETIF_F_GSO_ROBUST (SKB_GSO_DODGY << NETIF_F_GSO_SHIFT) |
@@ -747,6 +745,9 @@ struct net_device | |||
747 | /* rtnetlink link ops */ | 745 | /* rtnetlink link ops */ |
748 | const struct rtnl_link_ops *rtnl_link_ops; | 746 | const struct rtnl_link_ops *rtnl_link_ops; |
749 | 747 | ||
748 | /* VLAN feature mask */ | ||
749 | unsigned long vlan_features; | ||
750 | |||
750 | /* for setting kernel sock attribute on TCP connection setup */ | 751 | /* for setting kernel sock attribute on TCP connection setup */ |
751 | #define GSO_MAX_SIZE 65536 | 752 | #define GSO_MAX_SIZE 65536 |
752 | unsigned int gso_max_size; | 753 | unsigned int gso_max_size; |
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c index 51961300b586..ab2225da0ee2 100644 --- a/net/8021q/vlan.c +++ b/net/8021q/vlan.c | |||
@@ -387,14 +387,8 @@ static void vlan_transfer_features(struct net_device *dev, | |||
387 | { | 387 | { |
388 | unsigned long old_features = vlandev->features; | 388 | unsigned long old_features = vlandev->features; |
389 | 389 | ||
390 | if (dev->features & NETIF_F_VLAN_TSO) { | 390 | vlandev->features &= ~dev->vlan_features; |
391 | vlandev->features &= ~VLAN_TSO_FEATURES; | 391 | vlandev->features |= dev->features & dev->vlan_features; |
392 | vlandev->features |= dev->features & VLAN_TSO_FEATURES; | ||
393 | } | ||
394 | if (dev->features & NETIF_F_VLAN_CSUM) { | ||
395 | vlandev->features &= ~NETIF_F_ALL_CSUM; | ||
396 | vlandev->features |= dev->features & NETIF_F_ALL_CSUM; | ||
397 | } | ||
398 | 392 | ||
399 | if (old_features != vlandev->features) | 393 | if (old_features != vlandev->features) |
400 | netdev_features_change(vlandev); | 394 | netdev_features_change(vlandev); |
diff --git a/net/8021q/vlan.h b/net/8021q/vlan.h index 79625696e86a..5229a72c7ea1 100644 --- a/net/8021q/vlan.h +++ b/net/8021q/vlan.h | |||
@@ -7,8 +7,6 @@ | |||
7 | #define VLAN_GRP_HASH_SIZE (1 << VLAN_GRP_HASH_SHIFT) | 7 | #define VLAN_GRP_HASH_SIZE (1 << VLAN_GRP_HASH_SHIFT) |
8 | #define VLAN_GRP_HASH_MASK (VLAN_GRP_HASH_SIZE - 1) | 8 | #define VLAN_GRP_HASH_MASK (VLAN_GRP_HASH_SIZE - 1) |
9 | 9 | ||
10 | #define VLAN_TSO_FEATURES (NETIF_F_TSO | NETIF_F_TSO6 | NETIF_F_SG) | ||
11 | |||
12 | /* Find a VLAN device by the MAC address of its Ethernet device, and | 10 | /* Find a VLAN device by the MAC address of its Ethernet device, and |
13 | * it's VLAN ID. The default configuration is to have VLAN's scope | 11 | * it's VLAN ID. The default configuration is to have VLAN's scope |
14 | * to be box-wide, so the MAC will be ignored. The mac will only be | 12 | * to be box-wide, so the MAC will be ignored. The mac will only be |
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c index b1cfbaa88db2..5d055c242ed8 100644 --- a/net/8021q/vlan_dev.c +++ b/net/8021q/vlan_dev.c | |||
@@ -663,10 +663,7 @@ static int vlan_dev_init(struct net_device *dev) | |||
663 | (1<<__LINK_STATE_DORMANT))) | | 663 | (1<<__LINK_STATE_DORMANT))) | |
664 | (1<<__LINK_STATE_PRESENT); | 664 | (1<<__LINK_STATE_PRESENT); |
665 | 665 | ||
666 | if (real_dev->features & NETIF_F_VLAN_TSO) | 666 | dev->features |= real_dev->features & real_dev->vlan_features; |
667 | dev->features |= real_dev->features & VLAN_TSO_FEATURES; | ||
668 | if (real_dev->features & NETIF_F_VLAN_CSUM) | ||
669 | dev->features |= real_dev->features & NETIF_F_ALL_CSUM; | ||
670 | 667 | ||
671 | /* ipv6 shared card related stuff */ | 668 | /* ipv6 shared card related stuff */ |
672 | dev->dev_id = real_dev->dev_id; | 669 | dev->dev_id = real_dev->dev_id; |