From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0E7E4ECD6F7 for ; Thu, 12 Feb 2026 00:23:51 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 2DCEF4042E; Thu, 12 Feb 2026 01:23:51 +0100 (CET) Received: from mail-wm1-f54.google.com (mail-wm1-f54.google.com [209.85.128.54]) by mails.dpdk.org (Postfix) with ESMTP id CF1A940268 for ; Thu, 12 Feb 2026 01:23:49 +0100 (CET) Received: by mail-wm1-f54.google.com with SMTP id 5b1f17b1804b1-4805ef35864so62673395e9.0 for ; Wed, 11 Feb 2026 16:23:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=networkplumber-org.20230601.gappssmtp.com; s=20230601; t=1770855829; x=1771460629; 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=D76xYb8QJPwcYnp3laUtuGqbrij6vpT3oSP6U6dzf+0=; b=cgXWGMR/kyE6c0NTgybKE8IHHJ17hYdSvmslsWJAOIjW+T+8MR5v7i38Wz+6SPQf33 vHUtOeKaU3TJVVTUGJxKQOH2akyCEGlV3wb+MzWrZX9ZbPPSyp5+bMCu6Fq5mnoaNMk7 S2HuXRjW9oB2gSyg3flbYLfJP+O68P6EOpcGC613VoJbfhoHyJHogoMgeYxpDdsf2DMf XCrBDyx0U0sHxL0j+49IuKnJXZ5UnzbMUWABiRX7HYYwJ54QA+RpX7k2FncRIVAudc1c V9ogCulo9f78misdHGk8fEnKAKikgLtKTvIJ+iJ93Yx0uwt33+OnqKLnYCwDg4yoqbJ4 +NjQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1770855829; x=1771460629; 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=D76xYb8QJPwcYnp3laUtuGqbrij6vpT3oSP6U6dzf+0=; b=Uz2vxzvLmI5RBATs2B/Sw29t0hW7yJ0nbXA4cuwvIvktE9Q+swiXUNp48vLCu690pQ XkISGehpNiLgDp2xu0xAp7M3EaZtkIquK5c6hv/HObQX3jgjuaQz0XT29c0SP/B2tR46 67DtVsvOFscVE5Mc6NevVfCuKtPkrKRHyw7MXj4aqC1if43CCKH1gruV26fxbo34tzE0 0OIFWlFsBPFC9IvZXIkOM7yTBj0fPw0gG9H91kjWs4YumNmZBKEud3k/Apg1QkgVeIL8 hud49d7X4TWvOXoZ+yQL4X0WHLh0axOuGFj89WI8KkJn5KIX2JrIaWqrF/uXEg2Rpp2+ pr9w== X-Gm-Message-State: AOJu0Yx4bmX5PZqdMr+xnFWUeu0hGNeXfMGd4Jh7bwHLrs259Lo6JCtz gxerVnFqqNNgSE1kyK1n437JZ9kO5AX/Tc6sM3zNZhnOgt3Nxvi3g0R/cazeAcx2+vcMRvVDXMf hfijF X-Gm-Gg: AZuq6aKquoWgj4oz73zdGBYItCxxonSI8Q5xYkN0cqhwLUyHCw9dTxTWBDQCvTxYmWH /ANyovnL+AEMY8BixYl1Gzvbah/ch9s4ggBD5mW4y7Nd3kPGxpRv2w5luN5A+hHD180pCD2wGrU D3Ns9rIFwsAOsCi2g8iUpRmHGp9Kw3UI0Jg3fvCuwlywDAIzQwKN34FLWbVhMuL4Quf8tLwbJU1 IOhtrl0IDNJ9g4EdQ4cg8cuIRXA89idfJat1z9uCjisqaGQzFTTViheJAm3YYOCUmwuUrolHW6d YxbBoNoNNFn6wYywi1f/68VovtNaDLxc4hJuN5dPqLw9H0xU3iMgjTCxyy+5e2gHD+svmRyyNw9 zFemD9OUKDqpqG2vPNbE1C5Ljbca42XjdY7f8hhnFWvslD+JLrEaeS2fYbd3mkMbO+TeTTwn5q4 cDhLqf1fdMkpVqILeW4AdSiaicLQZTeRfoI9ChDx1/CAw89rfhrPUlQdUmAkTN5trX X-Received: by 2002:a05:600c:4749:b0:47e:e20e:bb9c with SMTP id 5b1f17b1804b1-483656ae4b0mr12835765e9.8.1770855829438; Wed, 11 Feb 2026 16:23:49 -0800 (PST) Received: from phoenix.local (204-195-96-226.wavecable.com. [204.195.96.226]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4835d989165sm98309365e9.2.2026.02.11.16.23.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 Feb 2026 16:23:49 -0800 (PST) Date: Wed, 11 Feb 2026 13:43:26 -0800 From: Stephen Hemminger To: Howard Wang Cc: , Subject: Re: [PATCH v2 02/12] net/r8169: tune RX desc fetch num for 8126 and 8127 Message-ID: <20260211134326.61146e31@phoenix.local> In-Reply-To: <20260210055511.62382-3-howard_wang@realsil.com.cn> References: <20260210055511.62382-1-howard_wang@realsil.com.cn> <20260210055511.62382-3-howard_wang@realsil.com.cn> 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 Tue, 10 Feb 2026 13:55:01 +0800 Howard Wang wrote: > For RTL8126: Tune RX descriptor fetch number to 20. > For RTL8127: Tune RX descriptor fetch number to 12. > > Signed-off-by: Howard Wang > --- It would be good to have some explanations of these. Are these the defaults in other OS's? Even better would be to integrate them into the existing DPDK rte_eth_thresh values that are passed in via rte_eth_rxconf and returned with rte_eth_dev_info.