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From: Peng Huang <peng.huang@intel.com>
To: qi.z.zhang@intel.com
Cc: dev@dpdk.org, xiaolong.ye@intel.com, ting.xu@intel.com,
	Peng Huang <peng.huang@intel.com>,
	stable@dpdk.org
Subject: [dpdk-dev] [PATCH] app/testpmd: fix Tx checksum problem when TSO enabled
Date: Thu, 24 Oct 2019 09:37:34 +0000	[thread overview]
Message-ID: <1571909854-95982-1-git-send-email-peng.huang@intel.com> (raw)

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

depend on patch:
app/testpmd: enable GTP header parse and Tx checksum offload

Fixes: 0f62d63593ed ("app/testpmd: support tunneled TSO in checksum engine")
Cc: stable@dpdk.org

Signed-off-by: Peng Huang <peng.huang@intel.com>
---
 app/test-pmd/csumonly.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/app/test-pmd/csumonly.c b/app/test-pmd/csumonly.c
index e1cb7fb..a1775f4 100644
--- a/app/test-pmd/csumonly.c
+++ b/app/test-pmd/csumonly.c
@@ -478,6 +478,9 @@ struct simple_gre_hdr {
 	if (info->outer_l4_proto != IPPROTO_UDP)
 		return ol_flags;
 
+	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) {
 		ol_flags |= PKT_TX_OUTER_UDP_CKSUM;
-- 
1.8.3.1


             reply	other threads:[~2019-10-24  3:03 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-24  9:37 Peng Huang [this message]
2019-10-24 11:37 ` Iremonger, Bernard
2019-10-24 18:35   ` [dpdk-dev] [dpdk-stable] " Ferruh Yigit

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