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 6556CA0548; Tue, 27 Apr 2021 07:20:00 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 5669640143; Tue, 27 Apr 2021 07:20:00 +0200 (CEST) Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by mails.dpdk.org (Postfix) with ESMTP id 006864003E for ; Tue, 27 Apr 2021 07:19:58 +0200 (CEST) IronPort-SDR: XlAyH4cZLkQ9mevJDz00wiVwcF24fSC35uoVxiWA6iATFp9wcrai2XcZjKATnPOWzBD0KW6vqZ 47njfwNetqYw== X-IronPort-AV: E=McAfee;i="6200,9189,9966"; a="260405062" X-IronPort-AV: E=Sophos;i="5.82,254,1613462400"; d="scan'208";a="260405062" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Apr 2021 22:19:57 -0700 IronPort-SDR: JLSxZ90D+d+aK26yxDLGaoIbXn8FEveFjIuKHILC3bnoRaGc0Cv8WolBO2XfbFnIXOuzdxiNlY EvNSuJ9r/kVQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.82,254,1613462400"; d="scan'208";a="447486615" Received: from fmsmsx602.amr.corp.intel.com ([10.18.126.82]) by fmsmga004.fm.intel.com with ESMTP; 26 Apr 2021 22:19:57 -0700 Received: from shsmsx601.ccr.corp.intel.com (10.109.6.141) by fmsmsx602.amr.corp.intel.com (10.18.126.82) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2106.2; Mon, 26 Apr 2021 22:19:56 -0700 Received: from shsmsx601.ccr.corp.intel.com (10.109.6.141) by SHSMSX601.ccr.corp.intel.com (10.109.6.141) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2106.2; Tue, 27 Apr 2021 13:19:55 +0800 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, 27 Apr 2021 13:19:55 +0800 From: "Zhang, Qi Z" To: "Lu, Wenzhuo" , "dev@dpdk.org" CC: "Lu, Wenzhuo" Thread-Topic: [dpdk-dev] [PATCH] net/iavf: fix performance drop Thread-Index: AQHXOl1AdFJRx8jiXEa2nY87MeuTbKrH1G/g Date: Tue, 27 Apr 2021 05:19:54 +0000 Message-ID: <9cdcbe63908f4e27adb8a80be33a1e9b@intel.com> References: <1619414983-131070-1-git-send-email-wenzhuo.lu@intel.com> In-Reply-To: <1619414983-131070-1-git-send-email-wenzhuo.lu@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/iavf: fix performance drop 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: dev On Behalf Of Wenzhuo Lu > Sent: Monday, April 26, 2021 1:30 PM > To: dev@dpdk.org > Cc: Lu, Wenzhuo > Subject: [dpdk-dev] [PATCH] net/iavf: fix performance drop >=20 > AVX2 and SSE don't have the offload path. > Not necessary doing any check. Or the scalar path will be chosen. AVX2 and SSE Tx path already support offloads but can't be selected. The patch remove the unnecessary check or the scalar path will always be chosen. >=20 > Fixes: eff56a7b9f97 ("net/iavf: add offload path for Rx AVX512") >=20 > Signed-off-by: Wenzhuo Lu Acked-by: Qi Zhang Applied to dpdk-next-net-intel after refined commit log. Thanks Qi