From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zhe Tao Subject: Re: [PATCH v2 0/3] improve i40e vpmd Date: Sun, 17 Apr 2016 16:32:10 +0800 Message-ID: <20160417083210.GA33839@intel.com> References: <1460628921-25635-1-git-send-email-bruce.richardson@intel.com> <1460649757-11862-1-git-send-email-bruce.richardson@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: dev@dpdk.org, Helin Zhang , Jingjing Wu To: Bruce Richardson Return-path: Received: from mga01.intel.com (mga01.intel.com [192.55.52.88]) by dpdk.org (Postfix) with ESMTP id 85D0E567F for ; Sun, 17 Apr 2016 18:47:27 +0200 (CEST) Content-Disposition: inline In-Reply-To: <1460649757-11862-1-git-send-email-bruce.richardson@intel.com> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" On Thu, Apr 14, 2016 at 05:02:34PM +0100, Bruce Richardson wrote: > This patchset improves the performance of the i40e SSE pmd by removing > operations that triggered CPU stalls. It also shortens the code and > cleans it up a little. > > The base requirement for using the SSE code path has been pushed up to > SSE4.1 from SSE3, due to the use of the blend instruction. The instruction > set level is now checked at runtime as part of the driver selection process > > Bruce Richardson (3): > i40e: require SSE4.1 support for vector driver > i40e: improve performance of vector PMD > i40e: simplify SSE packet length extraction code > > drivers/net/i40e/Makefile | 6 ++++ > drivers/net/i40e/i40e_rxtx_vec.c | 59 ++++++++++++++-------------------------- > 2 files changed, 27 insertions(+), 38 deletions(-) > > -- > 2.5.5 Acked-by: Zhe Tao