Re: [dpdk-stable] [PATCH 1/2] app/testpmd: fix csumonly mode when run without outer chksum

["Li, Xiaoyun" <xiaoyun.li@intel.com>]

> -----Original Message-----
> From: Nithin Dabilpuram <ndabilpuram@marvell.com>
> Sent: Monday, August 16, 2021 15:10
> To: Li, Xiaoyun <xiaoyun.li@intel.com>
> Cc: jerinj@marvell.com; dev@dpdk.org; Nithin Dabilpuram
> <ndabilpuram@marvell.com>; jia.guo@intel.com; stable@dpdk.org
> Subject: [PATCH 1/2] app/testpmd: fix csumonly mode when run without outer
> chksum
> 
> Donot use outer metadata when neither outer ip checksum nor outer udp
> checksum is enabled. PMD's will ignore the outer_l2_len and outer_l3_len in
> cases where none of the outer checksum is enabled and hence only l2_len and
> l3_len will be used to calculate the offsets for L2 or L3 header.
> 
> Fixes: 3c32113a1aac ("app/testpmd: fix IPv6 tunnel checksum")
> Cc: jia.guo@intel.com
> Cc: stable@dpdk.org
> 
> Signed-off-by: Nithin Dabilpuram <ndabilpuram@marvell.com>
> ---
>  app/test-pmd/csumonly.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/app/test-pmd/csumonly.c b/app/test-pmd/csumonly.c index
> 607c889..38cc256 100644
> --- a/app/test-pmd/csumonly.c
> +++ b/app/test-pmd/csumonly.c
> @@ -961,8 +961,7 @@ pkt_burst_checksum_forward(struct fwd_stream *fs)
>  			    (tx_offloads &
>  			     DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM) ||
>  			    (tx_offloads &
> -			     DEV_TX_OFFLOAD_OUTER_UDP_CKSUM) ||
> -			    (tx_ol_flags & PKT_TX_OUTER_IPV6)) {
> +			     DEV_TX_OFFLOAD_OUTER_UDP_CKSUM)) {
>  				m->outer_l2_len = info.outer_l2_len;
>  				m->outer_l3_len = info.outer_l3_len;
>  				m->l2_len = info.l2_len;
> --
> 2.8.4

Acked-by: Xiaoyun Li <xiaoyun.li@intel.com>