From: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
Date: Thu, 11 Mar 2021 10:48:35 +0000 (+0300)
Subject: app/testpmd: log reason of port start failure
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=52f2c6f2598d19624a5f40d13be37c0701c26075;p=dpdk.git

app/testpmd: log reason of port start failure

Provide a bit more diagnostics information when port start fails.

Signed-off-by: Andrew Rybchenko <andrew.rybchenko@oktetlabs.ru>
Acked-by: Xiaoyun Li <xiaoyun.li@intel.com>
---

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),