From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id ACF9A48ADC; Tue, 11 Nov 2025 15:32:57 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 983E740613; Tue, 11 Nov 2025 15:32:57 +0100 (CET) Received: from mail-pl1-f172.google.com (mail-pl1-f172.google.com [209.85.214.172]) by mails.dpdk.org (Postfix) with ESMTP id 6862D4060F for ; Tue, 11 Nov 2025 15:32:55 +0100 (CET) Received: by mail-pl1-f172.google.com with SMTP id d9443c01a7336-29568d93e87so38096185ad.2 for ; Tue, 11 Nov 2025 06:32:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20230601.gappssmtp.com; s=20230601; t=1762871574; x=1763476374; darn=dpdk.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:from:to:cc:subject:date :message-id:reply-to; bh=3Ry2gwy/HTl9c3fTQLd2Yrzmcil/ihz4+X1mcy5A+Vk=; b=POU2PgfQ2HGduCPW8a+Bojbo+HPgOkoU+qSrXBxXrpS3lqa3XjXzjQVeqN0Og6P9qM vVZb6rnUonv4AIQlNQ7xz9sjd6iIxyXx3fh8ax6PWditArB4aBu0AbQjOHSogolAZJXU GzBcuYzyo52xpcnb00cajSILDm+WDuqDG5qbar93ZfgvjKLRXmqNqMCcTW4UkQVImajQ FHrbZE03PXxuegtb19FLC6nMaRMSsGpWo9mG/ZBWoiIlvOaYea4roOfZEwa1r47ZBPfG HMFVfoh08Z/Yq7mglgmR3yROTSIQkYEV0fvrqfJIx/iBf4PfHHBsm+xTEVZFOe2jC3zy gppA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1762871574; x=1763476374; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:subject:cc:to:from:date:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=3Ry2gwy/HTl9c3fTQLd2Yrzmcil/ihz4+X1mcy5A+Vk=; b=sJ3I0MrldNSoM+zoMOVNMGH/kdoqVBKypZ0wN/pEdNhe3rx833tGJ4kK5ALhyBRRJf 0KTc9X1NzB2qwV+C3DEb24o6E0Vx3vDkaT0AMOSZDlwiqI+LfKtC2fMIyaaXmFND1J5O SBnnzsZzgXG2tYiRLmM703XUQ71ldA2JIVW32niTykOQpMpNo2MTw+le1h1CtJJjUgDV dKp1k/vbpRSurP/jqXC2H4atK1Dqgco2C9WVPCSWhBklSSirHn0xx2tRZUmLK5jULwy2 igPVw6A4DqN7hsT4Y87cbcTSnqwImz8lapz+59tAuLR3VMfIyvN0mM6xoybFPeWRTJpT FY1w== X-Gm-Message-State: AOJu0Yw9HuV36R2HGEydZUrjKygOvm/qL1iojONZc9s4aNUku99sd03s 2QVC/RFrtbAW+BCPPlASiLCVj+TuCLkOCdHzFi+OFlGjr5jPJKU6tP7tyXSlqsAOToQ= X-Gm-Gg: ASbGncuVo8JZzFij5x0yovTMDEAj1s2CKRY9KGkpfsl2roFuJpLgoR8KakS2/b91zHb 5ByPy4V4V2ra3LdUElMxY95Ec/53q1oUPf/UOnABxGpTEwKg6/oq8HggXelRwz8HAzaAP6v7jrO mUYO8TqbmcbmYrC+LYSZlKbO0yRBDuTUIgiSjUvjZSr1ICL/NNjWi3eSWHk4U0TBQKnmmRvggjP MQxAgw59X8e3mSeUQ10pijWTX2D3avmjd0ae5DAP0bJUDcKj3gjrDa3n2mqI8Z928pLDKj3byG2 o5xuXj4h3K1362DivAKevBBJnk1Yi3vfqLO/k8t1tAhrdpSdkLlJGyzf0qajJABbuld2vImzq+m shMfMnn8wAhNfAEzGkEsjkT52BIOkjOZ1Qf9pJS/L1cFDuSn/CODzBTjf4+4si8NcVwiMnfpJZl 722cRE5yUR3uN06vZqOBh38kRIWQQfAnnKBQfIrxCQuhLy X-Google-Smtp-Source: AGHT+IGeV3xG73GwXgLvNiawPkPd54jMD1tc1FdVm59bmTPKOffnNy4/9xXOnpUpUC0xDLsqwr1FNg== X-Received: by 2002:a17:902:e5cb:b0:296:3f23:b93b with SMTP id d9443c01a7336-297e5403a5bmr182124175ad.2.1762871573259; Tue, 11 Nov 2025 06:32:53 -0800 (PST) Received: from phoenix (204-195-96-226.wavecable.com. [204.195.96.226]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-341a68a68e6sm21439319a91.4.2025.11.11.06.32.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 11 Nov 2025 06:32:53 -0800 (PST) Date: Tue, 11 Nov 2025 06:32:46 -0800 From: Stephen Hemminger To: Dimon Zhao Cc: dev@dpdk.org, Alvin Wang , Leon Yu , Sam Chen Subject: Re: [PATCH v1 1/4] net/nbl: change default Rx extension header size to 12 bytes Message-ID: <20251111063246.566977f8@phoenix> In-Reply-To: <20251107073459.3532524-2-dimon.zhao@nebula-matrix.com> References: <20251107073459.3532524-1-dimon.zhao@nebula-matrix.com> <20251107073459.3532524-2-dimon.zhao@nebula-matrix.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org On Thu, 6 Nov 2025 23:34:56 -0800 Dimon Zhao wrote: > The default Rx extension header size is reduced from 16 bytes to 12 bytes. > This reduction saves PCIe bandwidth by decreasing packet overhead. > > Signed-off-by: Dimon Zhao > --- The other patches still need work, but this one is fine. Queued to next-net