Re: [PATCH RFC net-next v2] pppoe: remove kernel-mode relay support

"Arnd Bergmann" <[email protected]> Fri, 13 Feb 2026 11:11:05 +0100
Newsgroups org.kernel.vger.linux-ppp,org.kernel.vger.linux-kernel,org.kernel.vger.netdev
Message-ID <[email protected]>
On Fri, Feb 13, 2026, at 10:16, Qingfang Deng wrote:
> The kernel-mode PPPoE relay feature and its two associated ioctls
> (PPPOEIOCSFWD and PPPOEIOCDFWD) are not used by any existing userspace
> PPPoE implementations. The most commonly-used package, RP-PPPoE [1],
> handles the relaying entirely in userspace.
>
> This legacy code has remained in the driver since its introduction in
> kernel 2.3.99-pre7 for over two decades, but has served no practical
> purpose.
>
> Remove the unused relay code.
>
> [1] https://dianne.skoll.ca/projects/rp-pppoe/
>
> Signed-off-by: Qingfang Deng <[email protected]>
> ---
> v1: restore .compat_ioctl
>   https://lore.kernel.org/linux-ppp/[email protected]/

Acked-by: Arnd Bergmann <[email protected]>