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Fri, 13 Feb 2026 05:11:25 -0500 (EST) X-Mailer: MessagingEngine.com Webmail Interface Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ThreadId: AB7v4jUx0tiN Date: Fri, 13 Feb 2026 11:11:05 +0100 From: "Arnd Bergmann" To: "Qingfang Deng" , linux-ppp@vger.kernel.org, "Michal Ostrowski" , "Andrew Lunn" , "David S . Miller" , "Eric Dumazet" , "Jakub Kicinski" , "Paolo Abeni" , Netdev , linux-kernel@vger.kernel.org Cc: "Michal Ostrowski" , "Dianne Skoll" , "Paul Mackerras" , "Jaco Kroon" , "James Carlson" , "Guillaume Nault" Message-Id: <2c34fb08-15ad-4aec-b429-d1e364a27c8c@app.fastmail.com> In-Reply-To: <20260213091605.132561-1-dqfext@gmail.com> References: <20260213091605.132561-1-dqfext@gmail.com> Subject: Re: [PATCH RFC net-next v2] pppoe: remove kernel-mode relay support Content-Type: text/plain Content-Transfer-Encoding: 7bit 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 > --- > v1: restore .compat_ioctl > https://lore.kernel.org/linux-ppp/20260211075547.138904-1-dqfext@gmail.com/ Acked-by: Arnd Bergmann