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[ { "id": 97907, "web_url": "http://patches.dpdk.org/comment/97907/", "msgid": "<20190701155808.GC386@bricha3-MOBL.ger.corp.intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20190701155808.GC386@bricha3-MOBL.ger.corp.intel.com", "date": "2019-07-01T15:58:08", "subject": "Re: [dpdk-dev] [PATCH v4 0/9] raw/ioat: driver for Intel QuickData\n\tTechnology", "submitter": { "id": 20, "url": "http://patches.dpdk.org/api/people/20/?format=api", "name": "Bruce Richardson", "email": "bruce.richardson@intel.com" }, "content": "On Mon, Jul 01, 2019 at 04:55:51PM +0100, Bruce Richardson wrote:\n> This patch series adds support for the Intel QuickData Technology\n> device, part of the Intel I/O Acceleration Technology (Intel I/OAT). It\n> is a raw device for allowing hardware DMA i.e. data copies in hardware.\n> \n> Performing the copies in hardware can provide performance improvements\n> for applications where the average copy size is reasonably large, e.g.\n> 1k packets. For smaller packets, e.g. 64-256 bytes, offloading the copy\n> may reduce performance due to the overhead of using hardware.\n> \n\nApologies, forgot to mention this set has a dependency on:\nhttp://patches.dpdk.org/project/dpdk/list/?series=5120\n\n/Bruce", "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id AE8091B9FC;\n\tMon, 1 Jul 2019 17:58:15 +0200 (CEST)", "from mga11.intel.com (mga11.intel.com [192.55.52.93])\n\tby dpdk.org (Postfix) with ESMTP id 3BD981B9F8\n\tfor <dev@dpdk.org>; Mon, 1 Jul 2019 17:58:13 +0200 (CEST)", "from orsmga007.jf.intel.com ([10.7.209.58])\n\tby fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384;\n\t01 Jul 2019 08:58:12 -0700", "from bricha3-mobl.ger.corp.intel.com ([10.237.221.51])\n\tby orsmga007-auth.jf.intel.com with\n\tESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 01 Jul 2019 08:58:11 -0700" ], "X-Amp-Result": "UNKNOWN", "X-Amp-Original-Verdict": "FILE UNKNOWN", "X-Amp-File-Uploaded": "False", "X-IronPort-AV": "E=Sophos;i=\"5.63,439,1557212400\"; d=\"scan'208\";a=\"154127151\"", "Date": "Mon, 1 Jul 2019 16:58:08 +0100", "From": "Bruce Richardson <bruce.richardson@intel.com>", "To": "dev@dpdk.org", "Cc": "thomas@monjalon.net, jerinj@marvell.com, jiayu.hu@intel.com", "Message-ID": "<20190701155808.GC386@bricha3-MOBL.ger.corp.intel.com>", "References": "<20190530212525.40370-1-bruce.richardson@intel.com>\n\t<20190701155600.43695-1-bruce.richardson@intel.com>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=us-ascii", "Content-Disposition": "inline", "In-Reply-To": "<20190701155600.43695-1-bruce.richardson@intel.com>", "User-Agent": "Mutt/1.11.4 (2019-03-13)", "Subject": "Re: [dpdk-dev] [PATCH v4 0/9] raw/ioat: driver for Intel QuickData\n\tTechnology", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "addressed": null } ]