diff options
Diffstat (limited to 'src/vnet')
| -rw-r--r-- | src/vnet/interface_output.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/vnet/interface_output.c b/src/vnet/interface_output.c index cc4997a3b49..c4a4b0f228d 100644 --- a/src/vnet/interface_output.c +++ b/src/vnet/interface_output.c @@ -475,7 +475,10 @@ VLIB_NODE_FN (vnet_interface_output_node) ccm = im->combined_sw_if_counters + VNET_INTERFACE_COUNTER_TX; - if ((hi->caps & VNET_HW_INTERFACE_CAP_SUPPORTS_TX_CKSUM) == 0) + /* if not all three flags IP4_,TCP_,UDP_CKSUM set, do compute them + * here before sending to the interface */ + if ((hi->caps & VNET_HW_INTERFACE_CAP_SUPPORTS_TX_CKSUM) != + VNET_HW_INTERFACE_CAP_SUPPORTS_TX_CKSUM) do_tx_offloads = 1; if (do_tx_offloads == 0 && arc_or_subif == 0) |