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 3D1D6A0350; Wed, 1 Jul 2020 15:15:48 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 22F0B1C295; Wed, 1 Jul 2020 15:15:48 +0200 (CEST) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by dpdk.org (Postfix) with ESMTP id 61CFB1C28F for ; Wed, 1 Jul 2020 15:15:45 +0200 (CEST) IronPort-SDR: 6gzsXe4m8sFbuZeyDuGV6WtuDZyAYouFcdIN/D4ZnQcwyuHppO8avrgEVlPEhSvpIkBNAduwo5 CDOQ+6utt0Rg== X-IronPort-AV: E=McAfee;i="6000,8403,9668"; a="145641911" X-IronPort-AV: E=Sophos;i="5.75,300,1589266800"; d="scan'208";a="145641911" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Jul 2020 06:15:44 -0700 IronPort-SDR: tzEI0VHP9dmj1cZbxrjwCw10ovUOvKTRNBwjqXoITxaPBp1eNwrjjuBFlfkeEBjeAkpmW+nCdj DEKib3t/zdxQ== X-IronPort-AV: E=Sophos;i="5.75,300,1589266800"; d="scan'208";a="425590727" Received: from bricha3-mobl.ger.corp.intel.com ([10.251.80.77]) by orsmga004-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-SHA; 01 Jul 2020 06:15:42 -0700 Date: Wed, 1 Jul 2020 14:15:39 +0100 From: Bruce Richardson To: Radu Nicolau Cc: dev@dpdk.org, beilei.xing@intel.com, jia.guo@intel.com, konstantin.ananyev@intel.com, jerinjacobk@gmail.com Message-ID: <20200701131539.GD595@bricha3-MOBL.ger.corp.intel.com> References: <1591870283-7776-1-git-send-email-radu.nicolau@intel.com> <1592568380-27120-1-git-send-email-radu.nicolau@intel.com> <1592568380-27120-2-git-send-email-radu.nicolau@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1592568380-27120-2-git-send-email-radu.nicolau@intel.com> Subject: Re: [dpdk-dev] [PATCH v2 2/2] net/i40e: use WC store to update queue tail registers 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" On Fri, Jun 19, 2020 at 01:06:20PM +0100, Radu Nicolau wrote: > Performance improvement: use a write combining store > instead of a regular mmio write to update queue tail > registers. > > Signed-off-by: Radu Nicolau > --- Acked-by: Bruce Richardson I assume there are plans to update other drivers similarly in future?