netdev - Re: [PATCH net-next v2 2/3] net: dsa: add Arrow SpeedChips XRS700x driver

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Message-ID: <20201127213642.GZ2073444@lunn.ch>
Date:   Fri, 27 Nov 2020 22:36:42 +0100
From:   Andrew Lunn <andrew@...n.ch>
To:     Vladimir Oltean <olteanv@...il.com>
Cc:     Jakub Kicinski <kuba@...nel.org>,
        George McCollister <george.mccollister@...il.com>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        "David S . Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
        "open list:OPEN FIRMWARE AND..." <devicetree@...r.kernel.org>
Subject: Re: [PATCH net-next v2 2/3] net: dsa: add Arrow SpeedChips XRS700x
 driver

> Either way, can we conclude that ndo_get_stats64 is not a replacement
> for ethtool -S, since the latter is blocking and, if implemented correctly,
> can return the counters at the time of the call (therefore making sure
> that anything that happened before the syscall has been accounted into
> the retrieved values), and the former isn't?

ethtool -S is the best source of consistent, up to date statistics we
have. It seems silly not to include everything the hardware offers
there.

	Andrew