> -----Original Message-----
> From: Andrew Rybchenko <andrew.rybche...@oktetlabs.ru>
> Sent: Thursday, March 11, 2021 18:49
> To: Li, Xiaoyun <xiaoyun...@intel.com>
> Cc: dev@dpdk.org
> Subject: [PATCH] app/testpmd: log reason of port start failure
>
> Provide a bit more diagnostics information when port start fails.
>
> Signed-off-by: Andrew Rybchenko <andrew.rybche...@oktetlabs.ru>
> ---
> app/test-pmd/testpmd.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c index
> 98c3248c01..96d2e0fcec 100644
> --- a/app/test-pmd/testpmd.c
> +++ b/app/test-pmd/testpmd.c
> @@ -2626,8 +2626,10 @@ start_port(portid_t pid)
> cnt_pi++;
>
> /* start port */
> - if (rte_eth_dev_start(pi) < 0) {
> - printf("Fail to start port %d\n", pi);
> + diag = rte_eth_dev_start(pi);
> + if (diag < 0) {
> + printf("Fail to start port %d: %s\n", pi,
> + rte_strerror(-diag));
>
> /* Fail to setup rx queue, return */
> if (rte_atomic16_cmpset(&(port->port_status),
> --
> 2.30.1
Acked-by: Xiaoyun Li <xiaoyun...@intel.com>
