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{ "id": 81020, "url": "http://patches.dpdk.org/api/covers/81020/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/cover/20201016042909.27542-1-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": "<20201016042909.27542-1-Cheng1.jiang@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20201016042909.27542-1-Cheng1.jiang@intel.com", "date": "2020-10-16T04:29:05", "name": "[v6,0/4] 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/20201016042909.27542-1-Cheng1.jiang@intel.com/mbox/", "series": [ { "id": 13038, "url": "http://patches.dpdk.org/api/series/13038/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=13038", "date": "2020-10-16T04:29:05", "name": "add async data path in vhost sample", "version": 6, "mbox": "http://patches.dpdk.org/series/13038/mbox/" } ], "comments": "http://patches.dpdk.org/api/covers/81020/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 14611A04DB;\n\tFri, 16 Oct 2020 06:41:37 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 5EF4E1E9B3;\n\tFri, 16 Oct 2020 06:41:35 +0200 (CEST)", "from mga04.intel.com (mga04.intel.com [192.55.52.120])\n by dpdk.org (Postfix) with ESMTP id 0E4641CEE1\n for <dev@dpdk.org>; Fri, 16 Oct 2020 06:41:32 +0200 (CEST)", "from fmsmga005.fm.intel.com ([10.253.24.32])\n by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 15 Oct 2020 21:41:31 -0700", "from dpdk_jiangcheng.sh.intel.com ([10.67.119.112])\n by fmsmga005.fm.intel.com with ESMTP; 15 Oct 2020 21:41:28 -0700" ], "IronPort-SDR": [ "\n HegX8Bdasb80iHEnhz1Lb1yXsw/6TG/3uii0pPb/CmbzECZO9RBphClWBG/Mx4jH8qwr85r0uy\n VJSekSl5piBw==", "\n A9lBhk/sUQJIRyzLe0tHbKWXkqUZF0fKOU6cf/m5ox7u997B/hj5/8+HvmKWMMC8QK+DEjhCmY\n x2olq+ttCvxw==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6000,8403,9775\"; a=\"163908235\"", "E=Sophos;i=\"5.77,381,1596524400\"; d=\"scan'208\";a=\"163908235\"", "E=Sophos;i=\"5.77,381,1596524400\"; d=\"scan'208\";a=\"522107378\"" ], "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": "Fri, 16 Oct 2020 04:29:05 +0000", "Message-Id": "<20201016042909.27542-1-Cheng1.jiang@intel.com>", "X-Mailer": "git-send-email 2.27.0", "In-Reply-To": "<20201015045428.67373-1-Cheng1.jiang@intel.com>", "References": "<20201015045428.67373-1-Cheng1.jiang@intel.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[dpdk-dev] [PATCH v6 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---\nv6:\n * Cleaned code and rebased for latest code\n\nv5:\n * Improved meson build file and fixed dependency problem\n\nv4:\n * Code rebased for latest IOAT driver\n\nv3:\n * Fixed a coding style problem\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 | 214 +++++++++++++++++++++++++\n examples/vhost/main.c | 94 ++++++++++-\n examples/vhost/main.h | 26 +++\n examples/vhost/meson.build | 5 +\n 6 files changed, 354 insertions(+), 2 deletions(-)\n create mode 100644 examples/vhost/ioat.c\n\n--\n2.27.0" }