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{ "id": 79141, "url": "http://patches.dpdk.org/api/covers/79141/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/cover/20200929064239.41931-1-Cheng1.jiang@intel.com/", "project": { "id": 1, "url": "http://patches.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<20200929064239.41931-1-Cheng1.jiang@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20200929064239.41931-1-Cheng1.jiang@intel.com", "date": "2020-09-29T06:42:35", "name": "[v2,0/4] add async data path in vhost sample", "submitter": { "id": 1530, "url": "http://patches.dpdk.org/api/people/1530/?format=api", "name": "Jiang, Cheng1", "email": "Cheng1.jiang@intel.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/cover/20200929064239.41931-1-Cheng1.jiang@intel.com/mbox/", "series": [ { "id": 12579, "url": "http://patches.dpdk.org/api/series/12579/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=12579", "date": "2020-09-29T06:42:35", "name": "add async data path in vhost sample", "version": 2, "mbox": "http://patches.dpdk.org/series/12579/mbox/" } ], "comments": "http://patches.dpdk.org/api/covers/79141/comments/", "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 4D45EA04C0;\n\tTue, 29 Sep 2020 08:53:48 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 7C5CD1D6F8;\n\tTue, 29 Sep 2020 08:53:45 +0200 (CEST)", "from mga14.intel.com (mga14.intel.com [192.55.52.115])\n by dpdk.org (Postfix) with ESMTP id C6E681D6E9\n for <dev@dpdk.org>; Tue, 29 Sep 2020 08:53:43 +0200 (CEST)", "from orsmga006.jf.intel.com ([10.7.209.51])\n by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 28 Sep 2020 23:53:40 -0700", "from dpdk_jiangcheng.sh.intel.com ([10.67.119.112])\n by orsmga006.jf.intel.com with ESMTP; 28 Sep 2020 23:53:36 -0700" ], "IronPort-SDR": [ "\n 9v1Gmn9w9CbDOoD7F6uuylyDWFxJPU51qAxRqmogzwGGmLO+c5KBGllDldqmCfN5k6danTItum\n +2ujyvFg1LtA==", "\n 5W2JkD1KOG55ZrPx/UIJhjn8Q7gFzG7VChudO341WI6IRzOpjhDPf/MSZckqgfut+x+G5VUjhu\n h2DfijwHOQ8Q==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6000,8403,9758\"; a=\"161358336\"", "E=Sophos;i=\"5.77,317,1596524400\"; d=\"scan'208\";a=\"161358336\"", "E=Sophos;i=\"5.77,317,1596524400\"; d=\"scan'208\";a=\"312108959\"" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "From": "Cheng Jiang <Cheng1.jiang@intel.com>", "To": "maxime.coquelin@redhat.com, chenbo.xia@intel.com, zhihong.wang@intel.com", "Cc": "dev@dpdk.org, patrick.fu@intel.com, Cheng Jiang <Cheng1.jiang@intel.com>", "Date": "Tue, 29 Sep 2020 06:42:35 +0000", "Message-Id": "<20200929064239.41931-1-Cheng1.jiang@intel.com>", "X-Mailer": "git-send-email 2.27.0", "In-Reply-To": "<20200910064351.35513-1-Cheng1.jiang@intel.com>", "References": "<20200910064351.35513-1-Cheng1.jiang@intel.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[dpdk-dev] [PATCH v2 0/4] add async data path in vhost sample", "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 <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 <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "This patch set makes vhost-vswitch be able to use vhost async APIs\nfor enqueue operations. Demonstrated how the application\nleverage IOAT DMA channel with vhost async APIs.\n\nWe introduce two parameters to enable DMA acceleration for Tx\noperations of queues:\n-dma_type This parameter is used to specify DMA type for async\nvhost-user net driver.\n-dmas This parameter is used to specify the assigned DMA device of a\nvhost device and enable async vhost data path.\n\n---\nv2:\n * Changed meson build file to fix dependency problem\n * Added parameter description in usage function\n * Optimized parameter settings and parsing function\n * Optimized abstraction, moved some code to ioat.c\n\nCheng Jiang (4):\n example/vhost: add async vhost args parsing function\n example/vhost: add support for vhost async data path\n doc: update vhost sample doc for vhost async data path\n doc: update release notes for vhost sample\n\n doc/guides/rel_notes/release_20_11.rst | 6 +\n doc/guides/sample_app_ug/vhost.rst | 11 ++\n examples/vhost/ioat.c | 209 +++++++++++++++++++++++++\n examples/vhost/main.c | 98 +++++++++++-\n examples/vhost/main.h | 14 ++\n examples/vhost/meson.build | 4 +-\n 6 files changed, 338 insertions(+), 4 deletions(-)\n create mode 100644 examples/vhost/ioat.c\n\n--\n2.27.0" }