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 DBCAFA0524; Tue, 13 Apr 2021 07:23:29 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 5FC1E160A53; Tue, 13 Apr 2021 07:23:29 +0200 (CEST) Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by mails.dpdk.org (Postfix) with ESMTP id D8B601608B1 for ; Tue, 13 Apr 2021 07:23:27 +0200 (CEST) IronPort-SDR: AXb07uAl8RKK1p7P2PDa96xAQ4V+dPny4RF+38eZIoCI1RLZA1pCuYHBS6A6dvuhcO+Vkaw5eM Hx86D78jHKcw== X-IronPort-AV: E=McAfee;i="6200,9189,9952"; a="173833499" X-IronPort-AV: E=Sophos;i="5.82,218,1613462400"; d="scan'208";a="173833499" Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 Apr 2021 22:23:26 -0700 IronPort-SDR: 5HWOyJSWFufFBrAqxUx+N2Yv0ZggoRnvpv7n369JAP4iwnYowwY3C1/LA4Ysji8vLu92/OymLm hvN41dQTGB5w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.82,218,1613462400"; d="scan'208";a="611621148" Received: from irsmsx606.ger.corp.intel.com ([163.33.146.139]) by fmsmga006.fm.intel.com with ESMTP; 12 Apr 2021 22:23:25 -0700 Received: from shsmsx601.ccr.corp.intel.com (10.109.6.141) by IRSMSX606.ger.corp.intel.com (163.33.146.139) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2106.2; Tue, 13 Apr 2021 06:23:22 +0100 Received: from shsmsx601.ccr.corp.intel.com ([10.109.6.141]) by SHSMSX601.ccr.corp.intel.com ([10.109.6.141]) with mapi id 15.01.2106.013; Tue, 13 Apr 2021 13:23:20 +0800 From: "Zhang, Qi Z" To: "Nicolau, Radu" , "dev@dpdk.org" CC: "Richardson, Bruce" , "Rong, Leyi" , "Lu, Wenzhuo" Thread-Topic: [PATCH] net/ice: use write combining store for tail updates on AVX512 path. Thread-Index: AQHXLSiX2v6GTQLNhkWDVqaPoPMVkaqx78lw Date: Tue, 13 Apr 2021 05:23:19 +0000 Message-ID: <0c7d96e4c69f40a19c1d7b28acae5ad3@intel.com> References: <20210409100903.8619-1-radu.nicolau@intel.com> In-Reply-To: <20210409100903.8619-1-radu.nicolau@intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-reaction: no-action dlp-version: 11.5.1.3 dlp-product: dlpe-windows x-originating-ip: [10.239.127.36] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Subject: Re: [dpdk-dev] [PATCH] net/ice: use write combining store for tail updates on AVX512 path. 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 Sender: "dev" > -----Original Message----- > From: Nicolau, Radu > Sent: Friday, April 9, 2021 6:09 PM > To: dev@dpdk.org > Cc: Richardson, Bruce ; Rong, Leyi > ; Zhang, Qi Z ; Lu, Wenzhuo > ; Nicolau, Radu > Subject: [PATCH] net/ice: use write combining store for tail updates on > AVX512 path. >=20 > Performance improvement: use a write combining store instead of a regular > mmio write to update queue tail registers. >=20 > Signed-off-by: Radu Nicolau Acked-by: Qi Zhang Applied to dpdk-next-net-intel. Thanks Qi