From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pidgin.makrotopia.org (pidgin.makrotopia.org [185.142.180.65]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id BB07A3A3E69; Mon, 20 Apr 2026 13:34:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.142.180.65 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776692092; cv=none; b=erUMzTGvbW9wu41vLZq65WWWRBbO8wk6wUewNoKlDZ+XvDgihGrHxucXYQ3ZCm8esk4YM0jMvoMyC5VWzuNsKuNd8U8bxcVnOahC3CeueQFzlDE2NQp7Z6mSTsbDsjeExfkzENxRFP2ok0KUKvxXYnnPSy318v3DlqfPE4hrh/4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1776692092; c=relaxed/simple; bh=BXJNeeqYsEYZqgGG8SiFkMFMyJjHkC/PEEsX69nzE3M=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=pXjEyKUDzH7ED0OUE7qmsy8nqE/k2XTIwASHNrmZJdyqGvN61IB36KxhFM4XL/p4eThK4ml8pjjbD5kvtfAkafv6SmWv78tTAJV+IMT0UH9DYc8KQLwMcfwAkwSiy7vhwog2tKRJY+GM28npJ6wQ1m/I0qWC9lVcQwiLm2hZp1g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=makrotopia.org; spf=pass smtp.mailfrom=makrotopia.org; arc=none smtp.client-ip=185.142.180.65 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=makrotopia.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=makrotopia.org Received: from local by pidgin.makrotopia.org with esmtpsa (TLS1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.99) (envelope-from ) id 1wEols-0000000085O-3P4h; Mon, 20 Apr 2026 13:34:40 +0000 Date: Mon, 20 Apr 2026 14:34:36 +0100 From: Daniel Golle To: Sasha Levin Cc: patches@lists.linux.dev, stable@vger.kernel.org, Jakub Kicinski , andrew@lunn.ch, olteanv@gmail.com, davem@davemloft.net, edumazet@google.com, pabeni@redhat.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH AUTOSEL 7.0] dsa: tag_mxl862xx: set dsa_default_offload_fwd_mark() Message-ID: References: <20260420132314.1023554-1-sashal@kernel.org> <20260420132314.1023554-153-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260420132314.1023554-153-sashal@kernel.org> On Mon, Apr 20, 2026 at 09:19:07AM -0400, Sasha Levin wrote: > From: Daniel Golle > > [ Upstream commit 4250ff1640ea1ede99bfe02ca949acbcc6c0927f ] > > The MxL862xx offloads bridge forwarding in hardware, so set > dsa_default_offload_fwd_mark() to avoid duplicate forwarding of > packets of (eg. flooded) frames arriving at the CPU port. > > Link-local frames are directly trapped to the CPU port only, so don't > set dsa_default_offload_fwd_mark() on those. > > Signed-off-by: Daniel Golle > Link: https://patch.msgid.link/e1161c90894ddc519c57dc0224b3a0f6bfa1d2d6.1775049897.git.daniel@makrotopia.org > Signed-off-by: Jakub Kicinski > Signed-off-by: Sasha Levin > --- > > LLM Generated explanations, may be completely bogus: > > Now I have all the information needed for a complete analysis. This commit should NOT be backported, it only makes sense with bridge offloading implemented, which only happened with commit 340bdf984613c ("net: dsa: mxl862xx: implement bridge offloading").