[PATCH] event/dlb2: fix delayed_pop test in dlb2_selftest

[Chen, Mike Ximing]

> -----Original Message-----
> From: Shetty, Rashmi <rashmi.shetty at intel.com>
> Sent: Friday, November 12, 2021 2:49 PM
> To: dev at dpdk.org
> Cc: jerinj at marvell.com; Van Haaren, Harry <harry.van.haaren at intel.com>; Pathak, Pravin
> <pravin.pathak at intel.com>; Chen, Mike Ximing <mike.ximing.chen at intel.com>; McDaniel, Timothy
> <timothy.mcdaniel at intel.com>; Shetty, Rashmi <rashmi.shetty at intel.com>
> Subject: [PATCH] event/dlb2: fix delayed_pop test in dlb2_selftest
> 
> Number of events scheduled and available for dequeue after token pop was set to dequeue_depth-1
> instead of dequeue_depth in test_delayed_pop. The expectation is that all dequeue_depth number of
> events can be dequeued once the last event is released.
> 
> Signed-off-by: Rashmi Shetty <rashmi.shetty at intel.com>
> ---
>  drivers/event/dlb2/dlb2_selftest.c | 12 ++----------
>  1 file changed, 2 insertions(+), 10 deletions(-)
> 
> diff --git a/drivers/event/dlb2/dlb2_selftest.c b/drivers/event/dlb2/dlb2_selftest.c
> index 5cf66c552c..2113bc2c99 100644
> --- a/drivers/event/dlb2/dlb2_selftest.c
> +++ b/drivers/event/dlb2/dlb2_selftest.c
> @@ -1354,7 +1354,7 @@ test_delayed_pop(void)
>  	}
> 
>  	/* Release one more event. This will trigger the token pop, and
> -	 * dequeue_depth - 1 more events will be scheduled to the device.
> +	 * dequeue_depth more events will be scheduled to the device.
>  	 */
>  	ev.op = RTE_EVENT_OP_RELEASE;
> 
> @@ -1366,7 +1366,7 @@ test_delayed_pop(void)
> 
>  	timeout = 0xFFFFFFFFF;
> 
> -	for (i = 0; i < port_conf.dequeue_depth - 1; i++) {
> +	for (i = 0; i < port_conf.dequeue_depth; i++) {
>  		if (rte_event_dequeue_burst(evdev, 0, &ev, 1, timeout) != 1) {
>  			printf("%d: event dequeue expected to succeed\n",
>  			       __LINE__);
> @@ -1374,14 +1374,6 @@ test_delayed_pop(void)
>  		}
>  	}
> 
> -	timeout = 0x10000;
> -
> -	if (rte_event_dequeue_burst(evdev, 0, &ev, 1, timeout) != 0) {
> -		printf("%d: event dequeue expected to fail\n",
> -		       __LINE__);
> -		goto err;
> -	}
> -
>  	cleanup();
>  	return 0;
> 
> --
> 2.25.1

Looks good.
Reviewed-by: Mike Ximing Chen <mike.ximing.chen at intel.con>