[PATCH v3] app/testpmd: perform SW IP checksum for GRO/GSO packets

[Andrew Rybchenko]

On 5/17/22 19:02, Zhang, Yuying wrote:
> Hi Wenwu,
> LGTM.
> 
>> -----Original Message-----
>> From: Ma, WenwuX <wenwux.ma at intel.com>
>> Sent: Thursday, May 12, 2022 9:08 AM
>> To: Li, Xiaoyun <xiaoyun.li at intel.com>; Singh, Aman Deep
>> <aman.deep.singh at intel.com>; Zhang, Yuying <yuying.zhang at intel.com>;
>> dev at dpdk.org
>> Cc: Hu, Jiayu <jiayu.hu at intel.com>; Wang, Yinan <yinan.wang at intel.com>;
>> He, Xingguang <xingguang.he at intel.com>; Ma, WenwuX
>> <wenwux.ma at intel.com>; stable at dpdk.org
>> Subject: [PATCH v3] app/testpmd: perform SW IP checksum for GRO/GSO
>> packets
>>
>> The GRO/GSO library doesn't re-calculate checksums for merged/fragmented
>> packets. If users want the packets to have correct IP checksums, they should
>> select HW IP checksum calculation for the port which the packets are
>> transmitted to. But if the port doesn't support HW IP checksum, users may
>> perform a SW IP checksum. This patch add the code about it.
>>
>> Fixes: b7091f1dcfbc ("app/testpmd: enable the heavyweight mode TCP/IPv4
>> GRO")
>> Fixes: 52f38a2055ed ("app/testpmd: enable TCP/IPv4 VxLAN and GRE GSO")
>> Cc: stable at dpdk.org
>>
>> Signed-off-by: Wenwu Ma <wenwux.ma at intel.com>
> 
> Acked-by: Yuying Zhang <yuying.zhang at intel.com>

Since CI is happy with the patch now [1].

[1] https://lab.dpdk.org/results/dashboard/patchsets/22087/

Applied, thanks.