[dpdk-dev] [PATCH] net/kni: set packet input port in eth_kni_rx()

[Ferruh Yigit]

On 7/1/2020 8:49 AM, Ferruh Yigit wrote:
> From: jiancheng pei <jpei at sonicwall.com>
> 
> Store port_id in pmd_internals when eth kni device is created.
> Then set packet port of rte_mbuf in function eth_kni_rx.

Overall looks good, except minor issues commented below.
Since I have sent on behalf of the Jecky, I will send a new version with below
modifications.

Suggested title:
"net/kni: set packet input port in Rx"

> 
> Signed-off-by: Jecky Pei <jpei at sonicwall.com>
> ---
> Sending patch to the email list on behalf of the Jecky, initially he
> sent as github pull request.
> ---
>  drivers/net/kni/rte_eth_kni.c | 8 +++++++-
>  1 file changed, 7 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/net/kni/rte_eth_kni.c b/drivers/net/kni/rte_eth_kni.c
> index d88cb1778..e3f5b101d 100644
> --- a/drivers/net/kni/rte_eth_kni.c
> +++ b/drivers/net/kni/rte_eth_kni.c
> @@ -47,6 +47,7 @@ struct pmd_queue {
>  
>  struct pmd_internals {
>  	struct rte_kni *kni;
> +	uint16_t port_id;
>  	int is_kni_started;
>  
>  	pthread_t thread;
> @@ -78,9 +79,13 @@ eth_kni_rx(void *q, struct rte_mbuf **bufs, uint16_t nb_bufs)
>  	struct pmd_queue *kni_q = q;
>  	struct rte_kni *kni = kni_q->internals->kni;
>  	uint16_t nb_pkts;
> +	int i;
>  
>  	nb_pkts = rte_kni_rx_burst(kni, bufs, nb_bufs);
> -
> +	for (i = 0; i < nb_pkts; i++) {
> +		bufs[i]->port = kni_q->internals->port_id;
> +	}

You can remove the curly braces.

> +	

There is trailing whitespace.

>  	kni_q->rx.pkts += nb_pkts;
>  
>  	return nb_pkts;
> @@ -372,6 +377,7 @@ eth_kni_create(struct rte_vdev_device *vdev,
>  		return NULL;
>  
>  	internals = eth_dev->data->dev_private;
> +	internals->port_id = eth_dev->data->port_id;
>  	data = eth_dev->data;
>  	data->nb_rx_queues = 1;
>  	data->nb_tx_queues = 1;
>