From: Maxime Coquelin <maxime.coquelin@redhat.com>
To: Hernan Vargas <hernan.vargas@intel.com>,
dev@dpdk.org, gakhil@marvell.com, trix@redhat.com
Cc: nicolas.chautru@intel.com, qi.z.zhang@intel.com, stable@dpdk.org
Subject: Re: [PATCH v3 01/30] baseband/acc100: fix ring availability calculation
Date: Fri, 14 Oct 2022 11:18:15 +0200 [thread overview]
Message-ID: <c7afc13c-d338-5910-6606-25fb32ae5f3b@redhat.com> (raw)
In-Reply-To: <20221012025346.204394-2-hernan.vargas@intel.com>
Hi Hernan,
On 10/12/22 04:53, Hernan Vargas wrote:
> Refactor of the queue availability computation to prevent the
> application to dequeue more than what may have been enqueued.
>
> Fixes: 5ad5060f8f7 ("baseband/acc100: add LDPC processing functions")
> Cc: stable@dpdk.org
>
> Signed-off-by: Hernan Vargas <hernan.vargas@intel.com>
> ---
> drivers/baseband/acc/rte_acc100_pmd.c | 25 +++++++++++++------------
> 1 file changed, 13 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/baseband/acc/rte_acc100_pmd.c b/drivers/baseband/acc/rte_acc100_pmd.c
> index e84d9f2511..733766ad3e 100644
> --- a/drivers/baseband/acc/rte_acc100_pmd.c
> +++ b/drivers/baseband/acc/rte_acc100_pmd.c
> @@ -2876,7 +2876,7 @@ acc100_enqueue_enc_cb(struct rte_bbdev_queue_data *q_data,
> struct rte_bbdev_enc_op **ops, uint16_t num)
> {
> struct acc_queue *q = q_data->queue_private;
> - int32_t avail = q->sw_ring_depth + q->sw_ring_tail - q->sw_ring_head;
> + int32_t avail = acc_ring_avail_enq(q);
That's problematic because the patch introducing acc_ring_avail_enq() is
a feature patch for v22.11 and not a fix. You'll have to help the LTS
maintainers to backport it.
Other than that:
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Thanks,
Maxime
next prev parent reply other threads:[~2022-10-14 9:18 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-10-12 2:53 [PATCH v3 00/30] baseband/acc100: changes for 22.11 Hernan Vargas
2022-10-12 2:53 ` [PATCH v3 01/30] baseband/acc100: fix ring availability calculation Hernan Vargas
2022-10-14 9:18 ` Maxime Coquelin [this message]
2022-10-12 2:53 ` [PATCH v3 02/30] baseband/acc100: add function to check AQ availability Hernan Vargas
2022-10-14 9:25 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 03/30] baseband/acc100: memory leak fix Hernan Vargas
2022-10-14 9:29 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 04/30] baseband/acc100: add LDPC encoder padding function Hernan Vargas
2022-10-14 9:33 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 05/30] baseband/acc100: check turbo dec/enc input Hernan Vargas
2022-10-14 9:35 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 06/30] baseband/acc100: check for unlikely operation vals Hernan Vargas
2022-10-14 9:39 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 07/30] baseband/acc100: enforce additional check on FCW Hernan Vargas
2022-10-14 9:48 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 08/30] baseband/acc100: allocate ring/queue mem when NULL Hernan Vargas
2022-10-14 9:55 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 09/30] baseband/acc100: reduce input length for CRC24B Hernan Vargas
2022-10-14 9:56 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 10/30] baseband/acc100: fix clearing PF IR outside handler Hernan Vargas
2022-10-14 9:56 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 11/30] baseband/acc100: set device min alignment to 1 Hernan Vargas
2022-10-14 10:02 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 12/30] baseband/acc100: add protection for NULL HARQ input Hernan Vargas
2022-10-14 10:03 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 13/30] baseband/acc100: reset pointer after rte_free Hernan Vargas
2022-10-14 10:03 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 14/30] baseband/acc100: fix debug print for LDPC FCW Hernan Vargas
2022-10-14 10:03 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 15/30] baseband/acc100: add enqueue status Hernan Vargas
2022-10-14 10:04 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 16/30] baseband/acc100: add scatter-gather support Hernan Vargas
2022-10-14 10:06 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 17/30] baseband/acc100: add HARQ index helper function Hernan Vargas
2022-10-14 10:06 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 18/30] baseband/acc100: enable input validation by default Hernan Vargas
2022-10-13 12:56 ` [EXT] " Akhil Goyal
2022-10-18 16:28 ` Maxime Coquelin
2022-10-19 22:12 ` Chautru, Nicolas
2022-10-21 8:06 ` Maxime Coquelin
2022-10-12 2:53 ` [PATCH v3 19/30] baseband/acc100: added LDPC transport block support Hernan Vargas
2022-10-12 2:53 ` [PATCH v3 20/30] baseband/acc100: update validate LDPC enc/dec Hernan Vargas
2022-10-12 2:53 ` [PATCH v3 21/30] baseband/acc100: implement configurable queue depth Hernan Vargas
2022-10-12 2:53 ` [PATCH v3 22/30] baseband/acc100: add queue stop operation Hernan Vargas
2022-10-12 2:53 ` [PATCH v3 23/30] baseband/acc100: update uplink CB input length Hernan Vargas
2022-10-12 2:53 ` [PATCH v3 24/30] baseband/acc100: rename ldpc encode function arg Hernan Vargas
2022-10-13 13:04 ` [EXT] " Akhil Goyal
2022-10-12 2:53 ` [PATCH v3 25/30] baseband/acc100: update log messages Hernan Vargas
2022-10-12 2:53 ` [PATCH v3 26/30] baseband/acc100: store FCW from first CB descriptor Hernan Vargas
2022-10-12 2:53 ` [PATCH v3 27/30] baseband/acc100: update device info Hernan Vargas
2022-10-12 2:53 ` [PATCH v3 28/30] baseband/acc100: add ring companion address Hernan Vargas
2022-10-12 2:53 ` [PATCH v3 29/30] baseband/acc100: add workaround for deRM corner cases Hernan Vargas
2022-10-13 13:09 ` [EXT] " Akhil Goyal
2022-10-12 2:53 ` [PATCH v3 30/30] baseband/acc100: configure PMON control registers Hernan Vargas
2022-10-13 8:28 ` [EXT] [PATCH v3 00/30] baseband/acc100: changes for 22.11 Akhil Goyal
2022-10-13 13:01 ` Akhil Goyal
2022-10-14 2:46 ` Chautru, Nicolas
2022-10-14 6:33 ` Akhil Goyal
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