[dpdk-dev] [PATCH v3 03/17] app/test: eventdev link all queues before start

Harry van Haaren harry.van.haaren at intel.com
Fri Feb 17 15:53:58 CET 2017


The software eventdev can lock-up if not all queues are
linked to a port. For this reason, the software evendev
fails to start if queues are not linked to anything.

This commit creates dummy links from all queues to port
0 in the eventdev setup function and start/stop test,
which would otherwise fail due to unlinked queues.

Signed-off-by: Harry van Haaren <harry.van.haaren at intel.com>
---
 app/test/test_eventdev.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/app/test/test_eventdev.c b/app/test/test_eventdev.c
index 756bc32..7d4160d 100644
--- a/app/test/test_eventdev.c
+++ b/app/test/test_eventdev.c
@@ -545,6 +545,14 @@ test_eventdev_start_stop(void)
 		TEST_ASSERT_SUCCESS(ret, "Failed to setup port%d", i);
 	}
 
+	for (i = 0; i < rte_event_queue_count(TEST_DEV_ID); i++) {
+		uint8_t queue = i;
+		uint8_t prio  = 0;
+		ret = rte_event_port_link(TEST_DEV_ID, 0, &queue, &prio, 1);
+		TEST_ASSERT(ret == 1, "Failed to link port, device %d",
+			    TEST_DEV_ID);
+	}
+
 	ret = rte_event_dev_start(TEST_DEV_ID);
 	TEST_ASSERT_SUCCESS(ret, "Failed to start device%d", TEST_DEV_ID);
 
@@ -571,6 +579,14 @@ eventdev_setup_device(void)
 		TEST_ASSERT_SUCCESS(ret, "Failed to setup port%d", i);
 	}
 
+	for (i = 0; i < rte_event_queue_count(TEST_DEV_ID); i++) {
+		uint8_t queue = i;
+		uint8_t prio  = 0;
+		ret = rte_event_port_link(TEST_DEV_ID, 0, &queue, &prio, 1);
+		TEST_ASSERT(ret == 1, "Failed to link port, device %d",
+			    TEST_DEV_ID);
+	}
+
 	ret = rte_event_dev_start(TEST_DEV_ID);
 	TEST_ASSERT_SUCCESS(ret, "Failed to start device%d", TEST_DEV_ID);
 
-- 
2.7.4



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