[PATCH] app/testpmd: fix testpmd receive jumbo frame packets
Singh, Aman Deep
aman.deep.singh at intel.com
Thu Oct 27 17:37:57 CEST 2022
Hi Jie,
Thanks for the patch.
On 10/25/2022 7:35 AM, Jie Wang wrote:
> For NIC I40E_10G-10G_BASE_T_X722, when testpmd is configured with
> link speed, it cannot receive jumbo frame packets.
Why only the jumbo frame are effected and not other pkts.
>
> Because it has changed the link status of the ports if it was
> configured with link speed.
If we configure to same link speed, will it still have issue ?
>
> When exiting testpmd that it automatically stops packet forwarding
> and stops all the ports. But it doesn't update the link status of the
> ports. If stop the ports first that it will update the link status.
>
> This patch fix the error that testpmd will update the link status of
> the ports when it exits.
>
> Fixes: d3a274ce9dee ("app/testpmd: handle SIGINT and SIGTERM")
> Fixes: 284c908cc588 ("app/testpmd: request device removal interrupt")
> Cc: stable at dpdk.org
>
> Signed-off-by: Jie Wang <jie1x.wang at intel.com>
> ---
> app/test-pmd/testpmd.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
> index 97adafacd0..c348a3f328 100644
> --- a/app/test-pmd/testpmd.c
> +++ b/app/test-pmd/testpmd.c
> @@ -3548,7 +3548,7 @@ pmd_test_exit(void)
> }
> #endif
> if (ports != NULL) {
> - no_link_check = 1;
> + no_link_check = 0;
> RTE_ETH_FOREACH_DEV(pt_id) {
> printf("\nStopping port %d...\n", pt_id);
> fflush(stdout);
> @@ -3675,7 +3675,7 @@ rmv_port_callback(void *arg)
> need_to_start = 1;
> stop_packet_forwarding();
> }
> - no_link_check = 1;
> + no_link_check = 0;
Well, here we are undoing a previous change done for 284c908cc588
Won't that issue come back.
> stop_port(port_id);
> no_link_check = org_no_link_check;
>
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