> -----Original Message-----
> From: Jie Hai <haij...@huawei.com>
> Sent: Thursday, September 28, 2023 10:43 AM
> To: dev@dpdk.org
> Cc: haij...@huawei.com; lihuis...@huawei.com
> Subject: [PATCH v2 0/8] fix Rx and Tx queue state
>
> The DPDK framework reports the queue status, which is stored in
> 'dev->data->tx_queue_state' and 'dev->data->rx_queue_state' . The state
> is currently maintained by the drivers. Users may determine whether
> a queue participates in packet forwarding based on the state,
> For example,
>
> [1] 5028f207a4fa ("app/testpmd: fix secondary process packet forwarding"
> [2] 141a520b35f7 ("app/testpmd: fix primary process not polling all queues")
>
> However, not all drivers correctly report the queue status. This may cause
> forwarding problems.
>
> Since it is difficult to modify the queue status of all drivers, we consider
> updating the queue status at the framework level. Some drivers support
> queues
> for hairpin, leaving status updating for such queues to the drivers. Some
> drivers support deferred_start. Assume that all drivers that support
> 'deferred_start' can obtain the configuration through
> 'rte_eth_tx_queue_info_get'
> and 'rte_eth_rx_queue_info_get'. So we can directly update the queue status
> in
> 'rte_eth_dev_start' and 'rte_eth_dev_stop'.
>
> This patchset does the follow things:
> 1. update Rx and Tx queue status in dev_start and dev_stop.
> 2. implement rxq|txq_info_get ops for drivers supporting deferred start.
> 3. resubmit the patch [2] and makes some fixes on the patch.
>
Hello,
Testpmd stats no longer show any traffic on Nvidia cards with mlx5 driver,
specifically because of the changes in app/test-pmd/testpmd.c.
Regards,
Ali
