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Tue, 20 Jan 2026 02:08:44 -0800 (PST) Received: from [192.168.88.32] ([150.228.93.113]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4356997eb1fsm28563115f8f.35.2026.01.20.02.08.43 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 20 Jan 2026 02:08:43 -0800 (PST) Message-ID: Date: Tue, 20 Jan 2026 11:08:39 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] net: airoha_eth: increase max MTU to 9220 for DSA jumbo frame support the industry standard for jumbo frame MTU is 9216 bytes. When using DSA sub-system, an extra 4 byte tag is added to each frame. To allow users to set the standard 9216-byte MTU via ifconfig ,increase AIROHA_MAX_MTU to 9220 bytes (9216+4). To: Sayantan Nandy , lorenzo@kernel.org Cc: linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, netdev@vger.kernel.org, sayantan.nandy@airoha.com, bread.hsu@airoha.com, kuldeep.malik@airoha.com, aniket.negi@airoha.com References: <20260115064043.45589-1-sayantann11@gmail.com> From: Paolo Abeni In-Reply-To: <20260115064043.45589-1-sayantann11@gmail.com> X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: h7Q4DzIdbYy9a_oVMGWIpICNlpe0UkOIC_A0Nplhee8_1768903724 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260120_020851_087190_DBE1D848 X-CRM114-Status: UNSURE ( 7.47 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org On 1/15/26 7:40 AM, Sayantan Nandy wrote: > This change ensures compatibility with common network equipment and jumbo frame configurations. It looks like that a significant amount of the description landed in the subject, which is not good. Please reformat the changelog carefully. Also it looks like this is intended to address a bug; if so it should target the 'net' tree and include a Fixes tag. Thanks, Paolo