Re: [PATCH net-next 12/20] net: hns3: Add packet statistics of netdev

[Jakub Kicinski]

On Fri, 5 Jan 2018 18:18:16 +0800, Peng Li wrote:
> +static const struct hns3_stats hns3_netdev_stats[] = {
> +	/* Rx per-queue statistics */
> +	HNS3_NETDEV_STAT("rx_packets", rx_packets),
> +	HNS3_NETDEV_STAT("tx_packets", tx_packets),
> +	HNS3_NETDEV_STAT("rx_bytes", rx_bytes),
> +	HNS3_NETDEV_STAT("tx_bytes", tx_bytes),
> +	HNS3_NETDEV_STAT("rx_errors", rx_errors),
> +	HNS3_NETDEV_STAT("tx_errors", tx_errors),
> +	HNS3_NETDEV_STAT("rx_dropped", rx_dropped),
> +	HNS3_NETDEV_STAT("tx_dropped", tx_dropped),
> +	HNS3_NETDEV_STAT("multicast", multicast),
> +	HNS3_NETDEV_STAT("collisions", collisions),
> +	HNS3_NETDEV_STAT("rx_length_errors", rx_length_errors),
> +	HNS3_NETDEV_STAT("rx_over_errors", rx_over_errors),
> +	HNS3_NETDEV_STAT("rx_crc_errors", rx_crc_errors),
> +	HNS3_NETDEV_STAT("rx_frame_errors", rx_frame_errors),
> +	HNS3_NETDEV_STAT("rx_fifo_errors", rx_fifo_errors),
> +	HNS3_NETDEV_STAT("rx_missed_errors", rx_missed_errors),
> +	HNS3_NETDEV_STAT("tx_aborted_errors", tx_aborted_errors),
> +	HNS3_NETDEV_STAT("tx_carrier_errors", tx_carrier_errors),
> +	HNS3_NETDEV_STAT("tx_fifo_errors", tx_fifo_errors),
> +	HNS3_NETDEV_STAT("tx_heartbeat_errors", tx_heartbeat_errors),
> +	HNS3_NETDEV_STAT("tx_window_errors", tx_window_errors),
> +	HNS3_NETDEV_STAT("rx_compressed", rx_compressed),
> +	HNS3_NETDEV_STAT("tx_compressed", tx_compressed),
> +};

Ugh, I so didn't review this in time :(  I think there is a consensus
that we should avoid duplicating standard stats in ethtool.  Especially
those old ones.  Like "collisions", I assume this is a modern NIC, are
collisions still a thing?