This commit documents two error return values for the
rte_event_dev_start() function.
-EINVAL indicates not all ports are configured
-EDEADLK indicates that not all queues are linked to ports. If an
application enqueues to such a queue it can lead to deadlock
Signed-off-by: Harry van Haaren <[email protected]>
---
lib/librte_eventdev/rte_eventdev.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/lib/librte_eventdev/rte_eventdev.h
b/lib/librte_eventdev/rte_eventdev.h
index 9971937..dc8dacb 100644
--- a/lib/librte_eventdev/rte_eventdev.h
+++ b/lib/librte_eventdev/rte_eventdev.h
@@ -757,7 +757,8 @@ rte_event_port_count(uint8_t dev_id);
* Event device identifier
* @return
* - 0: Success, device started.
- * - <0: Error code of the driver device start function.
+ * - -EINVAL : Not all ports of the device are configured
+ * - -EDEADLK: Not all queues are linked, which could lead to deadlock.
*/
int
rte_event_dev_start(uint8_t dev_id);
--
2.7.4
