Cover Detail
Show a cover letter.
GET /api/covers/70739/?format=api
{ "id": 70739, "url": "https://patches.dpdk.org/api/covers/70739/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/cover/1591112869-78828-1-git-send-email-matan@mellanox.com/", "project": { "id": 1, "url": "https://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": "<1591112869-78828-1-git-send-email-matan@mellanox.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1591112869-78828-1-git-send-email-matan@mellanox.com", "date": "2020-06-02T15:47:45", "name": "[v3,0/4] vhost: support vDPA virtio queue statistics", "submitter": { "id": 796, "url": "https://patches.dpdk.org/api/people/796/?format=api", "name": "Matan Azrad", "email": "matan@mellanox.com" }, "mbox": "https://patches.dpdk.org/project/dpdk/cover/1591112869-78828-1-git-send-email-matan@mellanox.com/mbox/", "series": [ { "id": 10294, "url": "https://patches.dpdk.org/api/series/10294/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=10294", "date": "2020-06-02T15:47:45", "name": "vhost: support vDPA virtio queue statistics", "version": 3, "mbox": "https://patches.dpdk.org/series/10294/mbox/" } ], "comments": "https://patches.dpdk.org/api/covers/70739/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 C5A2CA0514;\n\tTue, 2 Jun 2020 17:48:03 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 1CCF21BF5F;\n\tTue, 2 Jun 2020 17:48:03 +0200 (CEST)", "from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129])\n by dpdk.org (Postfix) with ESMTP id 7B0C81BF59\n for <dev@dpdk.org>; Tue, 2 Jun 2020 17:48:02 +0200 (CEST)", "from Internal Mail-Server by MTLPINE1 (envelope-from\n matan@mellanox.com)\n with ESMTPS (AES256-SHA encrypted); 2 Jun 2020 18:48:01 +0300", "from pegasus25.mtr.labs.mlnx. (pegasus25.mtr.labs.mlnx\n [10.210.16.10])\n by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id 052Fm1YF012921;\n Tue, 2 Jun 2020 18:48:01 +0300" ], "From": "Matan Azrad <matan@mellanox.com>", "To": "Viacheslav Ovsiienko <viacheslavo@mellanox.com>,\n Maxime Coquelin <maxime.coquelin@redhat.com>", "Cc": "dev@dpdk.org, Shahaf Shuler <shahafs@mellanox.com>", "Date": "Tue, 2 Jun 2020 15:47:45 +0000", "Message-Id": "<1591112869-78828-1-git-send-email-matan@mellanox.com>", "X-Mailer": "git-send-email 1.8.3.1", "In-Reply-To": "<1588694084-381748-1-git-send-email-matan@mellanox.com>", "References": "<1588694084-381748-1-git-send-email-matan@mellanox.com>", "Subject": "[dpdk-dev] [PATCH v3 0/4] vhost: support vDPA virtio queue\n\tstatistics", "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": "The vDPA device offloads all the datapath of the vhost device to the HW device.\n\nIn order to expose to the user traffic information this series introduces new APIs to get traffic statistics and to reset them per virtio queue.\n\nSince there is no any formal statistics suggested by the virtio specs, this API doesn't define them and let the drivers to decide what are the good statistics to report.\n\nThe statistics are taken directly from the vDPA driver managing the HW device.\n\nAdded also support for it in vdpa/mlx5 driver and in vdpa example application.\n\n\nV2:\nMove to per driver statistics according to the discussion between me, Maxime and Shahaf on V1.\n\nv3:\nSend again for release 20.08.\n\nMatan Azrad (4):\n vhost: inroduce operation to get vDPA queue stats\n common/mlx5: support DevX virtq stats operations\n vdpa/mlx5: support virtio queue statistics get\n examples/vdpa: add statistics show command\n\n doc/guides/rel_notes/release_20_08.rst | 13 +++\n doc/guides/sample_app_ug/vdpa.rst | 3 +-\n doc/guides/vdpadevs/features/default.ini | 1 +\n doc/guides/vdpadevs/features/mlx5.ini | 1 +\n doc/guides/vdpadevs/features_overview.rst | 3 +\n drivers/common/mlx5/mlx5_devx_cmds.c | 73 +++++++++++++++\n drivers/common/mlx5/mlx5_devx_cmds.h | 38 ++++++++\n drivers/common/mlx5/mlx5_prm.h | 26 +++++-\n drivers/common/mlx5/rte_common_mlx5_version.map | 2 +\n drivers/vdpa/mlx5/mlx5_vdpa.c | 85 +++++++++++++++++\n drivers/vdpa/mlx5/mlx5_vdpa.h | 45 +++++++++\n drivers/vdpa/mlx5/mlx5_vdpa_virtq.c | 90 ++++++++++++++++++\n examples/vdpa/main.c | 119 ++++++++++++++++++++++++\n lib/librte_vhost/rte_vdpa.h | 115 ++++++++++++++++++++++-\n lib/librte_vhost/rte_vhost_version.map | 3 +\n lib/librte_vhost/vdpa.c | 47 ++++++++++\n 16 files changed, 661 insertions(+), 3 deletions(-)" }