netdev - Re: [PATCH v2 2/4] net: Expose available time stamping layers to user space.

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Message-ID: <20230303155217.012337b8@kernel.org>
Date:   Fri, 3 Mar 2023 15:52:17 -0800
From:   Jakub Kicinski <kuba@...nel.org>
To:     Köry Maincent <kory.maincent@...tlin.com>
Cc:     linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        linux-omap@...r.kernel.org, Michael Walle <michael@...le.cc>,
        Richard Cochran <richardcochran@...il.com>,
        thomas.petazzoni@...tlin.com, Jay Vosburgh <j.vosburgh@...il.com>,
        Veaceslav Falico <vfalico@...il.com>,
        Andy Gospodarek <andy@...yhouse.net>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Paolo Abeni <pabeni@...hat.com>,
        Joakim Zhang <qiangqing.zhang@....com>,
        Vladimir Oltean <vladimir.oltean@....com>,
        Claudiu Manoil <claudiu.manoil@....com>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        UNGLinuxDriver@...rochip.com,
        Grygorii Strashko <grygorii.strashko@...com>,
        Andrew Lunn <andrew@...n.ch>,
        Heiner Kallweit <hkallweit1@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Minghao Chi <chi.minghao@....com.cn>,
        Guangbin Huang <huangguangbin2@...wei.com>,
        Jie Wang <wangjie125@...wei.com>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Sven Eckelmann <sven@...fation.org>,
        Wang Yufen <wangyufen@...wei.com>,
        Oleksij Rempel <linux@...pel-privat.de>,
        Alexandru Tachici <alexandru.tachici@...log.com>
Subject: Re: [PATCH v2 2/4] net: Expose available time stamping layers to
 user space.

On Fri,  3 Mar 2023 17:42:39 +0100 Köry Maincent wrote:
> Time stamping on network packets may happen either in the MAC or in
> the PHY, but not both.  In preparation for making the choice
> selectable, expose both the current and available layers via sysfs.

Ethtool, please, no sysfs.