netdev - Re: [PATCH net 0/4] Remove unneeded PHY time stamping option.

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Message-ID: <20210121151033.GC20321@hoboy.vegasvil.org>
Date:   Thu, 21 Jan 2021 07:10:33 -0800
From:   Richard Cochran <richardcochran@...il.com>
To:     netdev@...r.kernel.org
Cc:     David Miller <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, Andrew Lunn <andrew@...n.ch>,
        Brandon Streiff <brandon.streiff@...com>,
        Dinh Nguyen <dinguyen@...nel.org>,
        Florian Fainelli <f.fainelli@...il.com>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Marc Zyngier <maz@...nel.org>, Olof Johansson <olof@...om.net>,
        Russell King <rmk+kernel@...linux.org.uk>,
        Vivien Didelot <vivien.didelot@...il.com>,
        Vladimir Oltean <olteanv@...il.com>,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net 0/4] Remove unneeded PHY time stamping option.

On Wed, Jan 20, 2021 at 08:05:59PM -0800, Richard Cochran wrote:
> The NETWORK_PHY_TIMESTAMPING configuration option adds additional
> checks into the networking hot path, and it is only needed by two
> rather esoteric devices,

Correction: there are three legitimate users of PHY time stamping...

> namely the TI DP83640 PHYTER and the ZHAW
> InES 1588 IP core.

There is also net/phy/mscc.

Thanks,
Richard