netdev - Re: [PATCH net-next v3] Add support of Cavium Liquidio ethernet adapters

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Date:	Thu, 18 Dec 2014 23:05:19 -0800
From:	Stephen Hemminger <stephen@...workplumber.org>
To:	Raghu Vatsavayi <rvatsavayi@...iumnetworks.com>
Cc:	<davem@...emloft.net>, <netdev@...r.kernel.org>,
	Derek Chickles <derek.chickles@...iumnetworks.com>,
	Satanand Burla <satananda.burla@...iumnetworks.com>,
	Felix Manlunas <felix.manlunas@...iumnetworks.com>,
	Raghu Vatsavayi <raghu.vatsavayi@...iumnetworks.com>
Subject: Re: [PATCH net-next v3] Add support of Cavium Liquidio ethernet
 adapters

On Thu, 18 Dec 2014 19:25:19 -0800
Raghu Vatsavayi <rvatsavayi@...iumnetworks.com> wrote:

> +static void
> +lio_get_ethtool_stats(struct net_device *netdev,
> +		      struct ethtool_stats *stats, u64 *data)
> +{
> +	struct lio *lio = GET_LIO(netdev);
> +	struct octeon_device *oct_dev = lio->oct_dev;
> +	int i = 0, j;
> +
> +	data[i++] = jiffies;
> +	data[i++] = lio->stats.tx_packets;
> +	data[i++] = lio->stats.tx_bytes;
> +	data[i++] = lio->stats.rx_packets;
> +	data[i++] = lio->stats.rx_bytes;
> +	data[i++] = lio->stats.tx_errors;
> +	data[i++] = lio->stats.tx_dropped;
> +	data[i++] = lio->stats.rx_dropped;
> +

Do not mirror existing netdevice statistics in ethtool.
The purpose of ethtool stats is to provide device specific information.
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