From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by dpdk.org (Postfix) with ESMTP id 58AD19215 for ; Tue, 5 Jan 2016 09:10:40 +0100 (CET) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orsmga102.jf.intel.com with ESMTP; 05 Jan 2016 00:10:40 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.20,524,1444719600"; d="scan'208";a="874801430" Received: from fmsmsx108.amr.corp.intel.com ([10.18.124.206]) by fmsmga001.fm.intel.com with ESMTP; 05 Jan 2016 00:10:17 -0800 Received: from fmsmsx114.amr.corp.intel.com (10.18.116.8) by FMSMSX108.amr.corp.intel.com (10.18.124.206) with Microsoft SMTP Server (TLS) id 14.3.248.2; Tue, 5 Jan 2016 00:10:16 -0800 Received: from shsmsx152.ccr.corp.intel.com (10.239.6.52) by FMSMSX114.amr.corp.intel.com (10.18.116.8) with Microsoft SMTP Server (TLS) id 14.3.248.2; Tue, 5 Jan 2016 00:10:16 -0800 Received: from shsmsx101.ccr.corp.intel.com ([169.254.1.111]) by SHSMSX152.ccr.corp.intel.com ([169.254.6.201]) with mapi id 14.03.0248.002; Tue, 5 Jan 2016 16:10:14 +0800 From: "Xie, Huawei" To: Stephen Hemminger , Thomas Monjalon Thread-Topic: [dpdk-dev] [PATCH v2 0/5] virtio: Tx performance improvements Thread-Index: AdFHkIEcLZU+WrxzTSqdZam/b6/SDg== Date: Tue, 5 Jan 2016 08:10:14 +0000 Message-ID: References: <1445231772-17467-1-git-send-email-stephen@networkplumber.org> 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: "dev@dpdk.org" Subject: Re: [dpdk-dev] [PATCH v2 0/5] virtio: Tx performance improvements 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: Tue, 05 Jan 2016 08:10:40 -0000 On 10/26/2015 10:06 PM, Xie, Huawei wrote:=0A= > On 10/19/2015 1:16 PM, Stephen Hemminger wrote:=0A= >> This is a tested version of the virtio Tx performance improvements=0A= >> that I posted earlier on the list, and described at the DPDK Userspace= =0A= >> meeting in Dublin. Together they get a 25% performance improvement for= =0A= >> both small packet and large multi-segment packet case when testing=0A= >> from DPDK guest application to Linux KVM host.=0A= >>=0A= >> Stephen Hemminger (5):=0A= >> virtio: clean up space checks on xmit=0A= >> virtio: don't use unlikely for normal tx stuff=0A= >> virtio: use indirect ring elements=0A= >> virtio: use any layout on transmit=0A= >> virtio: optimize transmit enqueue=0A= > There is one open why merge-able header is used in tx path. Since old=0A= > implementation is also using the merge-able header in tx path if this=0A= > feature is negotiated, i choose to ack the patch and address this later= =0A= > if not now.=0A= >=0A= > Acked-by: Huawei Xie =0A= =0A= Thomas:=0A= This patch isn't in the patchwork. Does Stephen need to send a new one?=0A= =0A= >=0A= >=0A= >=0A= >=0A= =0A=