RE: [EXTERNAL] [PATCH] net/netvsc: add stats counters from VF

[Wei Hu <weh@microsoft.com>]

> -----Original Message-----
> From: longli@linuxonhyperv.com <longli@linuxonhyperv.com>
> Sent: Wednesday, February 19, 2025 5:13 AM
> To: Stephen Hemminger <stephen@networkplumber.org>; Wei Hu
> <weh@microsoft.com>
> Cc: dev@dpdk.org; Long Li <longli@microsoft.com>; stable@dpdk.org
> Subject: [EXTERNAL] [PATCH] net/netvsc: add stats counters from VF
> 
> From: Long Li <longli@microsoft.com>
> 
> The netvsc driver should add per-queue and rx_nombuf counters from VF.
> 
> Fixes: 4e9c73e96e83 ("net/netvsc: add Hyper-V network device")
> Cc: stable@dpdk.org
> Signed-off-by: Long Li <longli@microsoft.com>
> ---
>  drivers/net/netvsc/hn_ethdev.c | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/net/netvsc/hn_ethdev.c b/drivers/net/netvsc/hn_ethdev.c
> index 988c51928d..069d603d90 100644
> --- a/drivers/net/netvsc/hn_ethdev.c
> +++ b/drivers/net/netvsc/hn_ethdev.c
> @@ -824,8 +824,8 @@ static int hn_dev_stats_get(struct rte_eth_dev *dev,
>  		stats->oerrors += txq->stats.errors;
> 
>  		if (i < RTE_ETHDEV_QUEUE_STAT_CNTRS) {
> -			stats->q_opackets[i] = txq->stats.packets;
> -			stats->q_obytes[i] = txq->stats.bytes;
> +			stats->q_opackets[i] += txq->stats.packets;
> +			stats->q_obytes[i] += txq->stats.bytes;
>  		}
>  	}
> 
> @@ -841,12 +841,12 @@ static int hn_dev_stats_get(struct rte_eth_dev
> *dev,
>  		stats->imissed += rxq->stats.ring_full;
> 
>  		if (i < RTE_ETHDEV_QUEUE_STAT_CNTRS) {
> -			stats->q_ipackets[i] = rxq->stats.packets;
> -			stats->q_ibytes[i] = rxq->stats.bytes;
> +			stats->q_ipackets[i] += rxq->stats.packets;
> +			stats->q_ibytes[i] += rxq->stats.bytes;
>  		}
>  	}
> 
> -	stats->rx_nombuf = dev->data->rx_mbuf_alloc_failed;
> +	stats->rx_nombuf += dev->data->rx_mbuf_alloc_failed;
>  	return 0;
>  }
> 
> --
> 2.34.1

Reviewed-by: Wei Hu <weh@linux.microsoft.com>