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

[Arnd Bergmann]

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 <dqfext@xxxxxxxxx>
> ---
> v1: restore .compat_ioctl
>   https://lore.kernel.org/linux-ppp/20260211075547.138904-1-dqfext@xxxxxxxxx/

Acked-by: Arnd Bergmann <arnd@xxxxxxxx>