Merge pull request torvalds#318 from libos-nuse/feature-tso6-tap

lkl: add TSO6 for tap device
laijs · Feb 9, 2017 · 9294fb3 · 9294fb3
2 parents 419f37c + b80b53a
commit 9294fb3
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/tools/lkl/lib/virtio_net_tap.c b/tools/lkl/lib/virtio_net_tap.c
@@ -34,14 +34,16 @@ struct lkl_netdev *lkl_netdev_tap_init(const char *path, int offload,
  if (offload & (BIT(LKL_VIRTIO_NET_F_GUEST_TSO4) |
  BIT(LKL_VIRTIO_NET_F_MRG_RXBUF)))
  tap_arg |= TUN_F_TSO4 | TUN_F_CSUM;
+ if (offload & (BIT(LKL_VIRTIO_NET_F_GUEST_TSO6)))
+ tap_arg |= TUN_F_TSO6 | TUN_F_CSUM;
 
  if (tap_arg || (offload & (BIT(LKL_VIRTIO_NET_F_CSUM) |
- BIT(LKL_VIRTIO_NET_F_HOST_TSO4)))) {
+ BIT(LKL_VIRTIO_NET_F_HOST_TSO4) |
+ BIT(LKL_VIRTIO_NET_F_HOST_TSO6)))) {
  ifr->ifr_flags |= IFF_VNET_HDR;
  vnet_hdr_sz = sizeof(struct lkl_virtio_net_hdr_v1);
  }
 
-
  fd = open(path, O_RDWR|O_NONBLOCK);
  if (fd < 0) {
  perror("open");