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 8375AA054F for ; Sun, 16 Feb 2020 10:51:49 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 5CECC1BF7A; Sun, 16 Feb 2020 10:51:49 +0100 (CET) Received: from new3-smtp.messagingengine.com (new3-smtp.messagingengine.com [66.111.4.229]) by dpdk.org (Postfix) with ESMTP id C3F3A2B93; Sun, 16 Feb 2020 10:51:46 +0100 (CET) Received: from compute1.internal (compute1.nyi.internal [10.202.2.41]) by mailnew.nyi.internal (Postfix) with ESMTP id 2812E1114; Sun, 16 Feb 2020 04:51:46 -0500 (EST) Received: from mailfrontend2 ([10.202.2.163]) by compute1.internal (MEProxy); Sun, 16 Feb 2020 04:51:46 -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=mesmtp; bh=jIsoqjtqmTmNp9Y3h2wazxqSzAy5llsRThno7pHnIRY=; b=b3+jt31doqcw Ux5xBkcC2wHX/9tpz1wpCtgphF/erLwbSy0yD3HD1GMkB6C1NIGWDckdZ+upPBbh tssv/fjAIdutQIDquItiLBTHKFf8DD3lBoC1mPqggBBYtc5mxlSvvZlbB2/WxTPk I4WqeHyqFqzCOugSoaDbBOONFR1ZShI= 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=fm2; bh=jIsoqjtqmTmNp9Y3h2wazxqSzAy5llsRThno7pHnI RY=; b=T/EY/UmqaFT7Slcf04cgHylWgFQIir4h3ekgq3OTUs7d0NE8MHoUk0dKR fy+vsepCUWHDWXNhyd03ARWT9DnPrvEM22+0+dqv9YgmebsAFVqBiGEekdt6p1u8 LPSSlIKGbRDOUkxFdEy+j7pkxAqDcHwJtLQprMYCcrN5FM84BBKso0ulV8xuoOPU E0ahaQCNUSTHFs9DOO1zkLSiYEQFkIWWTZBIavX6d/gxXlN1c4WqVXohSkElw6GJ vk4bSHjnvYeG/i88CywBWl+vUApu8mKmjlnqPN9R4IWPo35wT6Tf4U0UzBHsKSKc Oqp7Cs+PcCQClgy2FpqWp7t87Pwqw== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedugedrjeeggddtlecutefuodetggdotefrodftvf curfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfghnecu uegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenuc fjughrpefhvffufffkjghfggfgtgesthfuredttddtvdenucfhrhhomhepvfhhohhmrghs ucfoohhnjhgrlhhonhcuoehthhhomhgrshesmhhonhhjrghlohhnrdhnvghtqeenucfkph epjeejrddufeegrddvtdefrddukeegnecuvehluhhsthgvrhfuihiivgeptdenucfrrghr rghmpehmrghilhhfrhhomhepthhhohhmrghssehmohhnjhgrlhhonhdrnhgvth 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 584F43060C21; Sun, 16 Feb 2020 04:51:44 -0500 (EST) From: Thomas Monjalon To: Ye Xiaolong , ferruh.yigit@intel.com Cc: Gavin Hu , dev@dpdk.org, nd@arm.com, david.marchand@redhat.com, jerinj@marvell.com, Honnappa.Nagarahalli@arm.com, ruifeng.wang@arm.com, phil.yang@arm.com, joyce.kong@arm.com, steve.capper@arm.com, stable@dpdk.org Date: Sun, 16 Feb 2020 10:51:42 +0100 Message-ID: <1739253.u6TykanW85@xps> In-Reply-To: <20200215151635.GH16933@intel.com> References: <1571758074-16445-1-git-send-email-gavin.hu@arm.com> <20200212055621.118363-1-gavin.hu@arm.com> <20200215151635.GH16933@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="us-ascii" Subject: Re: [dpdk-stable] [PATCH v4] net/i40e: relaxed barrier in the tx fastpath X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Sender: "stable" 15/02/2020 16:16, Ye Xiaolong: > s/relaxed/relax > > On 02/12, Gavin Hu wrote: > >To keep ordering of mixed accesses, rte_cio is sufficient. > >The rte_io barrier inside the I40E_PCI_REG_WRITE is overkill.[1] [...] > > Applied to dpdk-next-net-intel with Jerin's Reviewed-by tag, Thanks. I assume it is too much risky doing such optimization post-rc3. Ferruh, Xiaolong, you don't plan anymore pull from dpdk-next-net-intel in 20.02?