app/testpmd: fix Tx checksum when TSO enabled

This patch fixed the TX checksum value problem when enabled TSO in
tunnel packets, because outer UDP checksum calculation depend on
the TSO configuration.

Fixes: 0f62d63593ed ("app/testpmd: support tunneled TSO in checksum engine")
Cc: stable@dpdk.org
Signed-off-by: Peng Huang <peng.huang@intel.com>
Acked-by: Bernard Iremonger <bernard.iremonger@intel.com>

diff --git a/app/test-pmd/csumonly.c b/app/test-pmd/csumonly.c
index e12695d..5738128 100644 (file)
--- a/app/test-pmd/csumonly.c
+++ b/app/test-pmd/csumonly.c
@@ -544,6 +544,9 @@ process_outer_cksums(void *outer_l3_hdr, struct testpmd_offload_info *info,
        udp_hdr = (struct rte_udp_hdr *)
                ((char *)outer_l3_hdr + info->outer_l3_len);
 
+       if (tso_enabled)
+               ol_flags |= PKT_TX_TCP_SEG;
+
        /* Skip SW outer UDP checksum generation if HW supports it */
        if (tx_offloads & DEV_TX_OFFLOAD_OUTER_UDP_CKSUM) {
                if (info->outer_ethertype == _htons(RTE_ETHER_TYPE_IPV4))