[dpdk-dev] [PATCH v3] app/eventdev: detect deadlock for timer event producer

[Jerin Jacob Kollanukkaran]

On Mon, 2018-12-03 at 11:48 -0600, Erik Gabriel Carrillo wrote:
> If timer events get dropped for some reason, the thread that launched
> producer and worker cores will never exit, because the deadlock check
> doesn't currently apply to the event timer adapter case. This commit
> fixes this.
> 
> Fixes: d008f20bce23 ("app/eventdev: add event timer adapter as a
> producer")
> 
> Signed-off-by: Erik Gabriel Carrillo <erik.g.carrillo at intel.com>
> Acked-by: Jerin Jacob <jerin.jacob at caviumnetworks.com>


Applied to dpdk-next-eventdev/master. Thanks.


> ---
> v3:
>  - Forgot to add Jerin's ack line.
> v2:
>  - Add a fixline to commit message (Jerin)
> 
>  app/test-eventdev/test_perf_common.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/app/test-eventdev/test_perf_common.c b/app/test-
> eventdev/test_perf_common.c
> index 8618775..f99a6a6 100644
> --- a/app/test-eventdev/test_perf_common.c
> +++ b/app/test-eventdev/test_perf_common.c
> @@ -327,7 +327,8 @@ perf_launch_lcores(struct evt_test *test, struct
> evt_options *opt,
>                 }
> 
>                 if (new_cycles - dead_lock_cycles > dead_lock_sample
> &&
> -                               opt->prod_type == EVT_PROD_TYPE_SYNT)
> {
> +                   (opt->prod_type == EVT_PROD_TYPE_SYNT ||
> +                    opt->prod_type ==
> EVT_PROD_TYPE_EVENT_TIMER_ADPTR)) {
>                         remaining = t->outstand_pkts -
> processed_pkts(t);
>                         if (dead_lock_remaining == remaining) {
>                                 rte_event_dev_dump(opt->dev_id,
> stdout);
> --
> 2.6.4
>