dpdk: disable l4 csum offload for vmxnet3

TCP csum offload fails although udp seems to work.

Type: fix
Fixes: fa1fb60

Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: Ie0651887b09920365806eaad776b0d13059faee8

diff --git a/src/plugins/dpdk/device/init.c b/src/plugins/dpdk/device/init.c
index af96d44..3808a5b 100644 (file)
--- a/src/plugins/dpdk/device/init.c
+++ b/src/plugins/dpdk/device/init.c
@@ -622,8 +622,11 @@ dpdk_lib_init (dpdk_main_t * dm)
            case VNET_DPDK_PMD_VMXNET3:
              xd->port_type = VNET_DPDK_PORT_TYPE_ETH_1G;
              xd->port_conf.txmode.offloads |= DEV_TX_OFFLOAD_MULTI_SEGS;
-             if (dm->conf->no_tx_checksum_offload == 0)
+             /* TCP csum offload not working although udp might work. Left
+              * disabled for now */
+             if (0 && (dm->conf->no_tx_checksum_offload == 0))
                {
+                 xd->port_conf.txmode.offloads |= DEV_TX_OFFLOAD_IPV4_CKSUM;
                  xd->port_conf.txmode.offloads |= DEV_TX_OFFLOAD_TCP_CKSUM;
                  xd->port_conf.txmode.offloads |= DEV_TX_OFFLOAD_UDP_CKSUM;
                  xd->flags |= DPDK_DEVICE_FLAG_TX_OFFLOAD;