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 2D0F72C28 for ; Tue, 14 Mar 2017 07:01:20 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=intel.com; i=@intel.com; q=dns/txt; s=intel; t=1489471281; x=1521007281; h=date:from:to:cc:subject:message-id:references: mime-version:content-transfer-encoding:in-reply-to; bh=bEJhwpwpNXZ+LG1OPDa0TSOnFi5IYIYJM6Rem2MBUeY=; b=xMOICfXAqOgwZqhUPtOzWIJUTfoWy51++AjywcGtxXpz9xYk9zRUTNmI zLMJf7hw0x0O1yi2NTqu2gV8iqGxxQ==; Received: from orsmga002.jf.intel.com ([10.7.209.21]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 13 Mar 2017 23:01:10 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.36,162,1486454400"; d="scan'208";a="59993426" Received: from yliu-dev.sh.intel.com (HELO yliu-dev) ([10.239.67.162]) by orsmga002.jf.intel.com with ESMTP; 13 Mar 2017 23:01:09 -0700 Date: Tue, 14 Mar 2017 13:59:31 +0800 From: Yuanhan Liu To: Thomas Monjalon Cc: Rich Lane , dev@dpdk.org, Huawei Xie , "Wang, Zhihong" Message-ID: <20170314055931.GG18844@yliu-dev.sh.intel.com> References: <1471291224-12755-1-git-send-email-rich.lane@bigswitch.com> <20160822141636.GC30752@yliu-dev.sh.intel.com> <1912247.matrgae8HA@xps13> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <1912247.matrgae8HA@xps13> User-Agent: Mutt/1.5.23 (2014-03-12) Subject: Re: [dpdk-dev] [PATCH] vhost: add back support for concurrent enqueue X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 14 Mar 2017 06:01:21 -0000 On Thu, Mar 09, 2017 at 02:46:27PM +0100, Thomas Monjalon wrote: > 2016-08-23 15:42, Rich Lane: > > On Mon, Aug 22, 2016 at 7:16 AM, Yuanhan Liu > > wrote: > > > On Thu, Aug 18, 2016 at 11:27:06AM -0700, Rich Lane wrote: > > > > I could also add back concurrent enqueue support for mergeable RX, but I > > > > was hoping to avoid that since the mergeable codepath is already complex > > > > and wouldn't be used in high performance deployments. > > > > > > Another note is that, you might also have noticed, Zhihong made a patch > > > set [0] to optimize the enqueue code path (mainly on mergeable path). It > > > basically does a rewrite from scatch, which removes the desc buf > > > reservation, > > > meaning it would be harder to do concurrent enqueue support based on that. > > > > > > [0]: Aug 19 Zhihong Wang ( 68) ├─>[PATCH v3 0/5] vhost: optimize > > > enqueue > > > > Yes, I'd noticed that these patches would conflict. Once the vhost-cuse > > removal and > > Zhihong's patches have merged I'll send a new version. > > What is the status of this feature? Rich left bigswitch for a while, and seems no one is working on that anymore. I think we could just close it. --yliu