From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 2967CA09E0; Sat, 14 Nov 2020 10:00:43 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 65300C8C8; Sat, 14 Nov 2020 10:00:41 +0100 (CET) Received: from wout3-smtp.messagingengine.com (wout3-smtp.messagingengine.com [64.147.123.19]) by dpdk.org (Postfix) with ESMTP id 25F8DC88E; Sat, 14 Nov 2020 10:00:39 +0100 (CET) Received: from compute2.internal (compute2.nyi.internal [10.202.2.42]) by mailout.west.internal (Postfix) with ESMTP id EBC1BD32; Sat, 14 Nov 2020 04:00:36 -0500 (EST) Received: from mailfrontend2 ([10.202.2.163]) by compute2.internal (MEProxy); Sat, 14 Nov 2020 04:00:37 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=monjalon.net; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s=fm2; bh= vPybfNFtCLWicJAyHuY+sELMThe8fdI2/6/n0O03CBU=; b=kRi8TUqtyh+soN5a 5qYkbEpylXXjvbsBW6575OAXos4mPWG2dRrBBIZ8u1L2dBKlHeSd9lpFVYPFtrpn KBV4ooKKnR0dr5Gt51jlR9hC4AYQNZMlL37XUfeQpIl8B/JmY7LFo2Qi5iwf9+7B lBsIwa7d6Oz4y2a0EHa282FFPvmmi/rKe0S7Gus3ktHph3186M7pd0qd5goREwUy ejWizflNJCmGI5KiNXN7GQk9uR3KoqyLeLbXHl2uOZng5QqLBy2gvOaT/chp0LSt rwVcfvyL/1zrLC34NoV+4shID44b6in/hB9HjGK6muGbuOIT7wkgSXA6ZhjzQWaB lmnlRg== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm1; bh=vPybfNFtCLWicJAyHuY+sELMThe8fdI2/6/n0O03C BU=; b=iOMlPyV/4QQqX1aZLq9OKkrDTU3mV/H7Adboo22bNj81/5M7Ny6UObCps pfCaRArIKQbQE1sCVvPfX8c+b+gNNdozqxiwoSa1oD7RBTS6Wobcj2Babb8TgD0O hObJGl0apeJrjaMTcnwFmWX/aY9mrAtQGsGAuVl41AEyPVUdRSTEuTm0PR+yo9eH umOcwjSS5Vwsll8b+/Zao++BZPiaWOPRv9T8U9h5mDgp3bkeFlUptSa05AcDTWhj tt3NqlBWtcCGgHUtCSVjaPK6M7/7CNAC7m19rmSP4wPThDMw9e/lk3SnQxzWwfUu uKExq7fY5GTL6YYDNDpYtNQDFM5TA== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedujedruddviedguddvjecutefuodetggdotefrod ftvfcurfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfgh necuuegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmd enucfjughrpefhvffufffkjghfggfgtgesthfuredttddtvdenucfhrhhomhepvfhhohhm rghsucfoohhnjhgrlhhonhcuoehthhhomhgrshesmhhonhhjrghlohhnrdhnvghtqeenuc ggtffrrghtthgvrhhnpeffvdffjeeuteelfeeileduudeugfetjeelveefkeejfeeigeeh teffvdekfeegudenucffohhmrghinhepughpughkrdhorhhgnecukfhppeejjedrudefge drvddtfedrudekgeenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrihhl fhhrohhmpehthhhomhgrshesmhhonhhjrghlohhnrdhnvght X-ME-Proxy: Received: from xps.localnet (184.203.134.77.rev.sfr.net [77.134.203.184]) by mail.messagingengine.com (Postfix) with ESMTPA id 2E6253064AAA; Sat, 14 Nov 2020 04:00:35 -0500 (EST) From: Thomas Monjalon To: Maxime Coquelin Cc: dev@dpdk.org, stable@dpdk.org, yong.liu@intel.com, david.marchand@redhat.com, Bruce Richardson Date: Sat, 14 Nov 2020 10:00:33 +0100 Message-ID: <10682579.uibSL3b33d@thomas> In-Reply-To: <11842873.9WOr1mrSjh@thomas> References: <20201113145212.486443-1-maxime.coquelin@redhat.com> <20201113150523.GA1441@bricha3-MOBL.ger.corp.intel.com> <11842873.9WOr1mrSjh@thomas> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-dev] [dpdk-stable] [PATCH] config: enable packet prefetching with Meson X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" 14/11/2020 09:51, Thomas Monjalon: > 13/11/2020 16:05, Bruce Richardson: > > On Fri, Nov 13, 2020 at 03:52:12PM +0100, Maxime Coquelin wrote: > > > With Make build system, RTE_PMD_PACKET_PREFETCH was enabled > > > by default. It got lost when transitioning to Meson build > > > system. > > > > > > In order to avoid performance changes, this patch enables > > > packet prefetching in rte_config.h. > > > > > > Reported-by: Marvin Liu > > > Suggested-by: David Marchand > > > Signed-off-by: Maxime Coquelin [...] > > Applied with backport info, thanks. Note that it is added back for "compatibility", but I am still in favour of dropping this config option, replaced by arch decision if any: http://inbox.dpdk.org/dev/3677226.MZCibFMyqQ@thomas/ The decision of such optimization should be done in DPDK project, not in the hand of the packager.