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{ "id": 91009, "url": "http://patches.dpdk.org/api/covers/91009/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/cover/20210410102521.15806-1-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": "<20210410102521.15806-1-Cheng1.jiang@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20210410102521.15806-1-Cheng1.jiang@intel.com", "date": "2021-04-10T10:25:16", "name": "[v4,0/4] add support for packed ring in async vhost", "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/20210410102521.15806-1-Cheng1.jiang@intel.com/mbox/", "series": [ { "id": 16261, "url": "http://patches.dpdk.org/api/series/16261/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=16261", "date": "2021-04-10T10:25:16", "name": "add support for packed ring in async vhost", "version": 4, "mbox": "http://patches.dpdk.org/series/16261/mbox/" } ], "comments": "http://patches.dpdk.org/api/covers/91009/comments/", "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@inbox.dpdk.org", "Delivered-To": "patchwork@inbox.dpdk.org", "Received": [ "from mails.dpdk.org (mails.dpdk.org [217.70.189.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 1B322A0546;\n\tSat, 10 Apr 2021 12:38:09 +0200 (CEST)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 8FE801411E5;\n\tSat, 10 Apr 2021 12:38:08 +0200 (CEST)", "from mga14.intel.com (mga14.intel.com [192.55.52.115])\n by mails.dpdk.org (Postfix) with ESMTP id 83BC11411E4\n for <dev@dpdk.org>; Sat, 10 Apr 2021 12:38:06 +0200 (CEST)", "from orsmga008.jf.intel.com ([10.7.209.65])\n by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 10 Apr 2021 03:38:05 -0700", "from dpdk_jiangcheng.sh.intel.com ([10.67.119.112])\n by orsmga008.jf.intel.com with ESMTP; 10 Apr 2021 03:38:03 -0700" ], "IronPort-SDR": [ "\n RIJEUR0QawAHf3woB07JJ5OFwR73XbGWFKGgJwCYq6KPwSFbMjfnk6b/rXp9MJ0cM3gWcLSKII\n c7/7S+ePkmCQ==", "\n 5b3u+yNCZYB3U0lLaO+9FnF2/vCKIxp2JIPWIEN1HdTqItSUUexWbfd7rDrwxawvPdNhIK389/\n qoOUWHd04AWA==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6000,8403,9949\"; a=\"193466733\"", "E=Sophos;i=\"5.82,210,1613462400\"; d=\"scan'208\";a=\"193466733\"", "E=Sophos;i=\"5.82,210,1613462400\"; d=\"scan'208\";a=\"423093336\"" ], "X-ExtLoop1": "1", "From": "Cheng Jiang <Cheng1.jiang@intel.com>", "To": "maxime.coquelin@redhat.com,\n\tchenbo.xia@intel.com", "Cc": "dev@dpdk.org, jiayu.hu@intel.com, yvonnex.yang@intel.com,\n yinan.wang@intel.com, Cheng Jiang <Cheng1.jiang@intel.com>", "Date": "Sat, 10 Apr 2021 10:25:16 +0000", "Message-Id": "<20210410102521.15806-1-Cheng1.jiang@intel.com>", "X-Mailer": "git-send-email 2.29.2", "In-Reply-To": "<20210317085426.10119-1-Cheng1.jiang@intel.com>", "References": "<20210317085426.10119-1-Cheng1.jiang@intel.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Subject": "[dpdk-dev] [PATCH v4 0/4] add support for packed ring in async vhost", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "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": "For now async vhost data path only supports split ring structure. In\norder to make async vhost compatible with virtio 1.1 spec this patch\nset cleans async split ring codes and enables packed ring in async\nvhost data path. Batch datapath is also enabled in packed ring.\n\nv4:\n * change the patch structure\n * clean code for async split ring\n * reuse some code from split ring\n * change the error handler for DMA-copy packet\n * add check for malloc\n * remove useless code\n * add doc update\nv3:\n * fix error handler for DMA-copy packet\nv2:\n * fix wrong buffer index in rte_vhost_poll_enqueue_completed()\n * add async_buffers_packed memory free in vhost_free_async_mem()\n\nCheng Jiang (4):\n vhost: abstract and reorganize async split ring code\n vhost: add support for packed ring in async vhost\n vhost: add batch datapath for async vhost packed ring\n doc: add release note for vhost async packed ring\n\n doc/guides/rel_notes/release_21_05.rst | 4 +\n lib/librte_vhost/rte_vhost_async.h | 1 +\n lib/librte_vhost/vhost.c | 27 +-\n lib/librte_vhost/vhost.h | 7 +-\n lib/librte_vhost/virtio_net.c | 603 ++++++++++++++++++++++---\n 5 files changed, 560 insertions(+), 82 deletions(-)\n\n--\n2.29.2" }