On Fri, Sep 8, 2023 at 1:32 PM Jie Hai <haij...@huawei.com> wrote:
>
> The DPDK framework reports the queue state, which is stored in
> dev->data->tx_queue_state and dev->data->rx_queue_state. The
> state is maintained by the driver. Users may determine whether
> a queue participates in packet forwarding based on the state,
> for example,
The driver is maintaining this state in dev_start / dev_stop and per
queue start/stop handlers.
>
> [1] 5028f207a4fa ("app/testpmd: fix secondary process packet forwarding"
> [2] 141a520b35f7 ("app/testpmd: fix primary process not polling all queues")
>
> Therefore, the drivers need to modify the queue state in time
> according to the actual situation, especially when dev_start
> and dev_stop are called. see [3] for more information.
>
> [3] https://inbox.dpdk.org/dev/20230721160422.3848154-1-ferruh.yi...@amd.com/
>
> This patchset also resubmit the patch [2] and makes some fixes on the patch.
I just had a quick look at some patches and I wonder if a better fix
would be at the ethdev level, rather than fixing all drivers.
--
David Marchand
