netdev - Re: [PATCH net] net: enetc: fix aggregate RMON counters not showing the ranges

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Date:   Wed, 22 Mar 2023 17:53:37 +0100
From:   Simon Horman <simon.horman@...igine.com>
To:     Vladimir Oltean <vladimir.oltean@....com>
Cc:     netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Claudiu Manoil <claudiu.manoil@....com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] net: enetc: fix aggregate RMON counters not showing
 the ranges

On Wed, Mar 22, 2023 at 06:51:26PM +0200, Vladimir Oltean wrote:
> On Wed, Mar 22, 2023 at 05:46:53PM +0100, Simon Horman wrote:
> > This feels a bit more like an enhancement than a fix to me,
> > but I don't feel strongly about it.
> 
> How so?
> 
> Since commit 38b922c91227 ("net: enetc: expose some standardized ethtool
> counters") - merged in kernel v6.1 - the user could run this command and
> see this output:
> 
> $ ethtool -S eno0 --groups rmon
> Standard stats for eno0:
> rmon-etherStatsUndersizePkts: 0
> rmon-etherStatsOversizePkts: 0
> rmon-etherStatsFragments: 0
> rmon-etherStatsJabbers: 0
> rx-rmon-etherStatsPkts64to64Octets: 0
> rx-rmon-etherStatsPkts65to127Octets: 0
> rx-rmon-etherStatsPkts128to255Octets: 0
> rx-rmon-etherStatsPkts256to511Octets: 0
> rx-rmon-etherStatsPkts512to1023Octets: 0
> rx-rmon-etherStatsPkts1024to1522Octets: 0
> rx-rmon-etherStatsPkts1523to9600Octets: 0
> tx-rmon-etherStatsPkts64to64Octets: 0
> tx-rmon-etherStatsPkts65to127Octets: 0
> tx-rmon-etherStatsPkts128to255Octets: 0
> tx-rmon-etherStatsPkts256to511Octets: 0
> tx-rmon-etherStatsPkts512to1023Octets: 0
> tx-rmon-etherStatsPkts1024to1522Octets: 0
> tx-rmon-etherStatsPkts1523to9600Octets: 0
> 
> After the blamed commit - merged in the v6.3 release candidates - the
> same command produces the following output:
> 
> $ ethtool -S eno0 --groups rmon
> Standard stats for eno0:
> rmon-etherStatsUndersizePkts: 0
> rmon-etherStatsOversizePkts: 0
> rmon-etherStatsFragments: 0
> rmon-etherStatsJabbers: 0
> 
> So why is this an enhancement?

My understanding was incorrect.
I now agree it is a fix.