linux-kernel - Re: [PATCH net-next] net: mdio: Add netlink interface

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Date:   Tue,  7 Mar 2023 12:23:07 +0100
From:   Michael Walle <michael@...le.cc>
To:     sean.anderson@...o.com
Cc:     andrew@...n.ch, davem@...emloft.net, edumazet@...gle.com,
        f.fainelli@...il.com, hkallweit1@...il.com, kuba@...nel.org,
        linux-kernel@...r.kernel.org, linux@...linux.org.uk,
        netdev@...r.kernel.org, olteanv@...il.com, pabeni@...hat.com,
        tobias@...dekranz.com, Michael Walle <michael@...le.cc>
Subject: Re: [PATCH net-next] net: mdio: Add netlink interface

> To prevent userspace phy drivers, writes are disabled by default, and can
> only be enabled by editing the source.

Maybe we can just taint the kernel using add_taint()? I'm not sure if
that will prevent vendors writing user space drivers. Thoughts?

-michael