Re: [dpdk-dev] [PATCH v1 2/2] test/ring: fix wrong param passed to the enqueue APIs

[David Marchand <david.marchand@redhat.com>]

Hello Feifei,

On Wed, Jul 29, 2020 at 8:32 AM Feifei Wang <feifei.wang2@arm.com> wrote:
>
> When enqueue one element (object of type void*) to ring in the
> performance test, a pointer (the object to be enqueued) should be
> passed to rte_ring_[sp|mp]enqueue APIs, not the pointer to a table
> of void *pointers (objects).

Good catch.
Are we missing a check in the UT so that dequeued object is what had
been enqueued?


>
> Fixes: a9fe152363e2 ("test/ring: add custom element size functional tests")
> Cc: honnappa.nagarahalli@arm.com
> Cc: stable@dpdk.org
>
> Signed-off-by: Feifei Wang <feifei.wang2@arm.com>
> Reviewed-by: Ruifeng Wang <ruifeng.wang@arm.com>
> ---
>  app/test/test_ring.h | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/app/test/test_ring.h b/app/test/test_ring.h
> index aa6ae67ca..d4b15af7c 100644
> --- a/app/test/test_ring.h
> +++ b/app/test/test_ring.h
> @@ -50,11 +50,11 @@ test_ring_enqueue(struct rte_ring *r, void **obj, int esize, unsigned int n,
>         if ((esize) == -1)
>                 switch (api_type) {
>                 case (TEST_RING_THREAD_DEF | TEST_RING_ELEM_SINGLE):
> -                       return rte_ring_enqueue(r, obj);
> +                       return rte_ring_enqueue(r, *obj);
>                 case (TEST_RING_THREAD_SPSC | TEST_RING_ELEM_SINGLE):
> -                       return rte_ring_sp_enqueue(r, obj);
> +                       return rte_ring_sp_enqueue(r, *obj);
>                 case (TEST_RING_THREAD_MPMC | TEST_RING_ELEM_SINGLE):
> -                       return rte_ring_mp_enqueue(r, obj);
> +                       return rte_ring_mp_enqueue(r, *obj);
>                 case (TEST_RING_THREAD_DEF | TEST_RING_ELEM_BULK):
>                         return rte_ring_enqueue_bulk(r, obj, n, NULL);
>                 case (TEST_RING_THREAD_SPSC | TEST_RING_ELEM_BULK):
> --
> 2.17.1
>


-- 
David Marchand