[dpdk-dev] [PATCH v2] app/pdump: check for ports

Vipin Varghese vipin.varghese at intel.com
Mon Feb 26 07:22:38 CET 2018


In case of application build with shared library mode unless
option '-d' is passed, poll mode driver for devices is not
initialized. Notifying the user just after rte_eal_init is
pro active way of intimating the user.

Signed-off-by: Vipin Varghese <vipin.varghese at intel.com>
---

Changes in V2:
 - updated the exit message - Reshma
---
 app/pdump/main.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/app/pdump/main.c b/app/pdump/main.c
index f6865bd..203faa3 100644
--- a/app/pdump/main.c
+++ b/app/pdump/main.c
@@ -863,6 +863,9 @@ struct parse_val {
 	if (diag < 0)
 		rte_panic("Cannot init EAL\n");
 
+	if (rte_eth_dev_count() == 0)
+		rte_exit(EXIT_FAILURE, "No Ethernet ports - bye\n");
+
 	argc -= diag;
 	argv += (diag - 3);
 
-- 
1.9.1



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