From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=194.13.80.246 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794476780; b=iDIY9MUNkKSYu28cU1D5gVraVNCQLlVBPBNfZGKbLAeVxaknwMu0kp93wnKM9mz14Xet drJkLh6NGMcl9l4TcVb4BVLeTuZnME+FYlGINZ9lWCw4rbGlulr09eGIZ4m3d7D8a7LX0 8fJyHzt4cm3KUFKWlomZGJEHE2ftdchnJPvgH3/XZmPwAgSbhN4Z2L+Mrajn4hhYm/3nV OE0bVCF1rg61veWCBLFI1KkVu24elrJvboLJ+wMuVwuHz+2EP6oQczfIUxE+6nPrZHYC7 oPGiYpCHB0zhihvidAhjkjo48NiQCG2OMbkE5e5jOXFAxrpaxoUZzVBdWA25bzjbqNQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794476780; h=DMARC-Filter:Received:DKIM-Signature:MIME-Version:Date:From:To:Cc: Subject:In-Reply-To:References:Message-ID:X-Sender:Content-Type: Content-Transfer-Encoding:X-Last-TLS-Session-Version; bh=zF4RKurSPbtIZr5y6aisxGcnIy7a/9xHHcRfZOEEHKY=; b=OFm0/0qj5sEWeGPUjYTJqgmsXheoOPIWUc+9M0gOVk4VBhO2fiq6heEgbZw7RE7ORuwm KKdpNjlEOteGn1q3xzMl/d32NnxFp/nPT3SQjpC5CPamM+zGQFbupxTzSr7SBbKPoGJec z0kqTpxLOy0aUootE/m6qlEoDJ+FlfzCaf4pISlgScEiJaRpEAgf11KcNh4cvXdgfNcL/ ZmBYkTsPz4ObffFHRoxZom0rV9ndTfQAEybXVnJGA8W9ROUiO9AtYVIUj25t0/bcueprM HTilw5sdDkfUCLAwg0JYkESHpQV+7O/aZQ9s326+mYRcuY4Y8dBJjRcFGVfr6TsYN7g== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none header.from=tipi-net.de; spf=pass smtp.mailfrom=tipi-net.de; dkim=pass header.d=tipi-net.de header.i=@tipi-net.de header.a=rsa-sha256 header.s=dkim header.b=2pXqmXMP; arc=none smtp.remote-ip=194.13.80.246 Received: from mail.tipi-net.de (mail.tipi-net.de [194.13.80.246]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1B592606A323; Thu, 12 Nov 2026 09:46:19 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 1B592606A323 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=tipi-net.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=tipi-net.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=tipi-net.de header.i=@tipi-net.de header.a=rsa-sha256 header.s=dkim header.b=2pXqmXMP Received: from [127.0.0.1] (localhost [127.0.0.1]) by localhost (Mailerdaemon) with ESMTPSA id 85196A0064; Thu, 12 Nov 2026 10:46:16 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tipi-net.de; s=dkim; t=1794476777; h=from:subject:date:message-id:to:cc:mime-version:content-type: content-transfer-encoding:in-reply-to:references; bh=zF4RKurSPbtIZr5y6aisxGcnIy7a/9xHHcRfZOEEHKY=; b=2pXqmXMP8GV7SvW37kAVDSxQn4a35G1NODITlm961BJyJKuTT4HfH7yNcaBeBN4U7Eb3SF oGoK1o/QgNZ93MnAS6xYwRJFTIckJQVngdNqeBszfwHk3jZwF+9MUSzkvqSL3rUdWWOmIn /pZph+Gzp5APYCp3MmrS3XrDTJCFBDAo3ae2EZafPKBes8q1zu2HSsGOWEeCZsq//Hfd54 pGZ6TMzePxnA/mbDS9PvreQE1Wmuurcx6zATx0sTy2N6DxcJwEygFLY7y6YKTnpcurFyiV mvOoMIx7Pmbs9BvgaXK6x1zNAiFJO+3VECTyNllVrq9nQZM3UDeQXq2vkYWX/Q== X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Date: Thu, 12 Nov 2026 10:46:16 +0100 From: Nicolai Buchwitz To: aiyengar1990@gmail.com Cc: Maxime Chevallier , Andrew Lunn , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Maxime Coquelin , Alexandre Torgue , netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-stm32@st-md-mailman.stormreply.com, linux-kernel@vger.kernel.org, Corentin Labbe Subject: Re: [PATCH net-next v2 2/2] net: stmmac: dwmac-sun8i: Enable jumbo frames up to MTU 2018 In-Reply-To: <20261112-sun8i-emac-jumbo-v2-2-aca0cf23cf17@gmail.com> References: <20261112-sun8i-emac-jumbo-v2-0-aca0cf23cf17@gmail.com> <20261112-sun8i-emac-jumbo-v2-2-aca0cf23cf17@gmail.com> Message-ID: <328e66e47898b772f2956649bf4cf795@tipi-net.de> X-Sender: nb@tipi-net.de Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit X-Last-TLS-Session-Version: TLSv1.3 Hi Arun On 12.11.2026 09:41, Arun Iyengar via B4 Relay wrote: > From: Arun Iyengar > [...] > Limit max_mtu so that a frame with two VLAN tags and the FCS fits in > 2044 bytes (MTU 2018). A device tree max-frame-size can still lower it. max-frame-size is only parsed for the snps,dwmac compatibles, not for sun8i. > [...] Thanks, Nicolai