Hi Phil,
Looks good.

> On Jul 2, 2020, at 12:26 AM, Phil Yang <phil.y...@arm.com> wrote:
> 
> There is no thread will access these impl_opaque data after timer
> canceled. When new timer armed, it got refilled. So the cleanup
> process is unnecessary.
> 
> Signed-off-by: Phil Yang <phil.y...@arm.com>
> ---
> lib/librte_eventdev/rte_event_timer_adapter.c | 2 --
> 1 file changed, 2 deletions(-)
> 
> diff --git a/lib/librte_eventdev/rte_event_timer_adapter.c 
> b/lib/librte_eventdev/rte_event_timer_adapter.c
> index 7cc334c..8909a8c 100644
> --- a/lib/librte_eventdev/rte_event_timer_adapter.c
> +++ b/lib/librte_eventdev/rte_event_timer_adapter.c
> @@ -1167,8 +1167,6 @@ swtim_cancel_burst(const struct rte_event_timer_adapter 
> *adapter,
>               rte_mempool_put(sw->tim_pool, (void **)timp);
> 
>               evtims[i]->state = RTE_EVENT_TIMER_CANCELED;
> -             evtims[i]->impl_opaque[0] = 0;
> -             evtims[i]->impl_opaque[1] = 0;
> 
>               rte_smp_wmb();
>       }
> — 
> 2.7.4
> 

Reviewed-by: Dharmik Thakkar <dharmik.thak...@arm.com>

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