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 5B6A0A04FF; Thu, 24 Mar 2022 09:49:51 +0100 (CET) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 02FF6410FC; Thu, 24 Mar 2022 09:49:51 +0100 (CET) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by mails.dpdk.org (Postfix) with ESMTP id 3AB3440141 for ; Thu, 24 Mar 2022 09:49:49 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1648111789; x=1679647789; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=oBDkvO0yL/D+Ix9ij4PhCdYxIdz1Pl8P1CFKzHNCsx4=; b=kvd8CvxlFwufV0jO8N+/lzWUvattJmtvSdtMpfcJtbT0EG/s/emLA3fz EmQAowqhjJlPDJ8+mbvyEAS1TBabQ5jZd2OG/8wXzgAICNXDBJyW8ghEp sQtZ3Ve14mv4bVEO14phDA65chSSBmmyl/IUuXNEQj6aZnDsJMFmbKPol be3qGmqgzmjDGQj1m17/KdyipNgUSMR8QL5oMVghBEcsHtqeWuaPA1+Se gSdpi3SU0U1f/8VbEBcVm4vS3e4GrZHGQQQycHjO+fYmYD68jrONRsPg/ m23Y7HReW7L1KiPw1B4QhcKVun6Xv/fK5usGHbXlTuTIEW7RTiMq41yDc g==; X-IronPort-AV: E=McAfee;i="6200,9189,10295"; a="255887731" X-IronPort-AV: E=Sophos;i="5.90,206,1643702400"; d="scan'208";a="255887731" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Mar 2022 01:49:48 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,206,1643702400"; d="scan'208";a="649772543" Received: from fmsmsx602.amr.corp.intel.com ([10.18.126.82]) by orsmga004.jf.intel.com with ESMTP; 24 Mar 2022 01:49:47 -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 15.1.2308.27; Thu, 24 Mar 2022 01:49:46 -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 15.1.2308.21; Thu, 24 Mar 2022 16:49:44 +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 15.01.2308.021; Thu, 24 Mar 2022 16:49:44 +0800 From: "Zhang, Qi Z" To: Kathleen Capella , "Wu, Jingjing" , "Xing, Beilei" CC: "dev@dpdk.org" , "nd@arm.com" , "honnappa.nagarahalli@arm.com" , "joyce.kong@arm.com" Subject: RE: [PATCH] net/iavf: replace SMP barrier with thread fence Thread-Topic: [PATCH] net/iavf: replace SMP barrier with thread fence Thread-Index: AQHYMllXvEI9bEWZFUqty+FznbBJ8azOU0Ww Date: Thu, 24 Mar 2022 08:49:44 +0000 Message-ID: <8ab598fbe2fe4f90959c37e68ada3362@intel.com> References: <20220307192644.31721-1-kathleen.capella@arm.com> In-Reply-To: <20220307192644.31721-1-kathleen.capella@arm.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-reaction: no-action dlp-version: 11.6.401.20 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 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 > -----Original Message----- > From: Kathleen Capella > Sent: Tuesday, March 8, 2022 3:27 AM > To: Wu, Jingjing ; Xing, Beilei > Cc: dev@dpdk.org; nd@arm.com; honnappa.nagarahalli@arm.com; > joyce.kong@arm.com; Kathleen Capella > Subject: [PATCH] net/iavf: replace SMP barrier with thread fence >=20 > Replace the SMP barrier with atomic thread fence for iavf hw ring scan in= the > bulk Rx path. >=20 > This patch introduces a change to the iavf driver that was already added = to > the i40e driver [1] as part of the adoption of the use of compiler atomic= s. >=20 > [1] https://patches.dpdk.org/project/dpdk/patch/20210706065404.25137-3- > joyce.kong@arm.com/ Replaced with=20 [1] Commit 8649e2356689 ("net/i40e: replace SMP barrier with thread fence i= n Rx") >=20 > Signed-off-by: Kathleen Capella > Reviewed-by: Joyce Kong Reviewed-by: Qi Zhang Applied to dpdk-next-net-intel. Thanks Qi