From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id 028955949 for ; Thu, 5 Nov 2015 11:21:44 +0100 (CET) Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga101.fm.intel.com with ESMTP; 05 Nov 2015 02:21:44 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.20,247,1444719600"; d="scan'208";a="594454544" Received: from fmsmsx103.amr.corp.intel.com ([10.18.124.201]) by FMSMGA003.fm.intel.com with ESMTP; 05 Nov 2015 02:21:44 -0800 Received: from shsmsx102.ccr.corp.intel.com (10.239.4.154) by FMSMSX103.amr.corp.intel.com (10.18.124.201) with Microsoft SMTP Server (TLS) id 14.3.248.2; Thu, 5 Nov 2015 02:21:43 -0800 Received: from shsmsx101.ccr.corp.intel.com ([169.254.1.57]) by shsmsx102.ccr.corp.intel.com ([169.254.2.199]) with mapi id 14.03.0248.002; Thu, 5 Nov 2015 18:21:42 +0800 From: "Xie, Huawei" To: "Xie, Huawei" , "dev@dpdk.org" Thread-Topic: [RFC PATCH] vhost: remove lockless enqueue to virt ring Thread-Index: AdEXs8MKEM4gvU7ETWOXGe7VBj3daA== Date: Thu, 5 Nov 2015 10:21:41 +0000 Message-ID: References: <1446658952-101192-1-git-send-email-huawei.xie@intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.239.127.40] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Cc: "haifeng.lin@intel.com" , "ann.zhuangyanying@huawei.com" Subject: Re: [dpdk-dev] [RFC PATCH] vhost: remove lockless enqueue to virt ring X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 05 Nov 2015 10:21:45 -0000 If no objections, would remove the internal cmpset enqueue, should get=0A= some improved performance.=0A= =0A= No idea why commit message is lost:=0A= DPDK doesn't support receiving/transmitting packets from/to the same=0A= port/queue.=0A= Vhost pmd wraps vhost device as normal dpdk port. dpdkvhost based=0A= applications/switch=0A= also treate virtio port and physical port both as ports, and have=0A= their own=0A= lock implmentation when to enqueue packets to the same port. This patch=0A= removes=0A= the internal lockless vhost enqueue implmentation.=0A= On 11/5/2015 5:38 PM, Huawei Xie wrote:=0A= > Signed-off-by: Huawei Xie =0A= =0A=