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GET /api/patches/109051/?format=api
{ "id": 109051, "url": "https://patches.dpdk.org/api/patches/109051/?format=api", "web_url": "https://patches.dpdk.org/project/dpdk/patch/20220401032232.1267376-1-spiked@nvidia.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": "<20220401032232.1267376-1-spiked@nvidia.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20220401032232.1267376-1-spiked@nvidia.com", "date": "2022-04-01T03:22:26", "name": "[RFC,0/6] net/mlx5: introduce limit watermark and host shaper", "commit_ref": null, "pull_url": null, "state": null, "archived": false, "hash": null, "submitter": { "id": 2637, "url": "https://patches.dpdk.org/api/people/2637/?format=api", "name": "Spike Du", "email": "spiked@nvidia.com" }, "delegate": null, "mbox": "https://patches.dpdk.org/project/dpdk/patch/20220401032232.1267376-1-spiked@nvidia.com/mbox/", "series": [], "comments": "https://patches.dpdk.org/api/patches/109051/comments/", "check": "pending", "checks": "https://patches.dpdk.org/api/patches/109051/checks/", "tags": {}, "related": [], "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 075FEA0503;\n\tFri, 1 Apr 2022 05:22:59 +0200 (CEST)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id A374F4067E;\n\tFri, 1 Apr 2022 05:22:58 +0200 (CEST)", "from NAM11-CO1-obe.outbound.protection.outlook.com\n (mail-co1nam11on2045.outbound.protection.outlook.com [40.107.220.45])\n by mails.dpdk.org (Postfix) with ESMTP id 33C494014F\n for <dev@dpdk.org>; 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helo=mail.nvidia.com;", "From": "Spike Du <spiked@nvidia.com>", "To": "<matan@nvidia.com>, <viacheslavo@nvidia.com>, <orika@nvidia.com>,\n <thomas@monjalon.net>", "CC": "<dev@dpdk.org>, <rasland@nvidia.com>", "Subject": "[RFC 0/6] net/mlx5: introduce limit watermark and host shaper", "Date": "Fri, 1 Apr 2022 06:22:26 +0300", "Message-ID": "<20220401032232.1267376-1-spiked@nvidia.com>", "X-Mailer": "git-send-email 2.27.0", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Originating-IP": "[10.126.230.35]", "X-ClientProxiedBy": "rnnvmail202.nvidia.com (10.129.68.7) To\n rnnvmail201.nvidia.com (10.129.68.8)", "X-EOPAttributedMessage": "0", "X-MS-PublicTrafficType": "Email", "X-MS-Office365-Filtering-Correlation-Id": "66dd79b0-53cd-4079-5811-08da138ee8e3", "X-MS-TrafficTypeDiagnostic": "BN7PR12MB2803:EE_", "X-LD-Processed": "43083d15-7273-40c1-b7db-39efd9ccc17a,ExtAddr", "X-Microsoft-Antispam-PRVS": "\n <BN7PR12MB2803A63501C8855F87288B89A8E09@BN7PR12MB2803.namprd12.prod.outlook.com>", "X-MS-Exchange-SenderADCheck": "1", "X-MS-Exchange-AntiSpam-Relay": "0", "X-Microsoft-Antispam": "BCL:0;", "X-Microsoft-Antispam-Message-Info": "\n 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", "X-Forefront-Antispam-Report": "CIP:12.22.5.235; CTRY:US; LANG:en; SCL:1; SRV:;\n IPV:CAL; SFV:NSPM; H:mail.nvidia.com; PTR:InfoNoRecords; CAT:NONE;\n SFS:(13230001)(4636009)(40470700004)(46966006)(36840700001)(316002)(70586007)(70206006)(110136005)(36860700001)(54906003)(40460700003)(4326008)(8676002)(86362001)(8936002)(55016003)(5660300002)(36756003)(508600001)(16526019)(26005)(83380400001)(82310400004)(336012)(426003)(6666004)(6286002)(107886003)(1076003)(2616005)(356005)(81166007)(186003)(7696005)(2906002)(47076005)(36900700001);\n DIR:OUT; SFP:1101;", "X-OriginatorOrg": "Nvidia.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "01 Apr 2022 03:22:53.8749 (UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "\n 66dd79b0-53cd-4079-5811-08da138ee8e3", "X-MS-Exchange-CrossTenant-Id": "43083d15-7273-40c1-b7db-39efd9ccc17a", "X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp": "\n TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[12.22.5.235];\n Helo=[mail.nvidia.com]", "X-MS-Exchange-CrossTenant-AuthSource": "\n CO1NAM11FT040.eop-nam11.prod.protection.outlook.com", "X-MS-Exchange-CrossTenant-AuthAs": "Anonymous", "X-MS-Exchange-CrossTenant-FromEntityHeader": "HybridOnPrem", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "BN7PR12MB2803", "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" }, "content": "LWM(limit watermark) is per RX queue attribute, when RX queue fullness reach\nthe LWM limit, HW sends an event to dpdk application.\nHost shaper can configure shaper rate and lwm-triggered for a host port.\nThe shaper limits the rate of traffic from host port to wire port.\nIf lwm-triggered is enabled, a 100Mbps shaper is enabled automatically\nwhen one of the host port's Rx queues receives LWM event.\n\nThese two features can combine to control traffic from host port to wire port.\nThe work flow is configure LWM to RX queue and enable lwm-triggered flag in\nhost shaper, after receiving LWM event, delay a while until RX queue is empty\n, then disable the shaper. We recycle this work flow to reduce RX queue drops.\n\nSpike Du (6):\n net/mlx5: add LWM support for Rxq\n common/mlx5: share interrupt management\n net/mlx5: add LWM event handling support\n net/mlx5: add private API to configure Rxq LWM\n net/mlx5: add private API to config host port shaper\n app/testpmd: add LWM and Host Shaper command\n\n app/test-pmd/cmdline.c | 149 ++++++++++++++++++\n app/test-pmd/config.c | 122 +++++++++++++++\n app/test-pmd/meson.build | 3 +\n app/test-pmd/testpmd.c | 3 +\n app/test-pmd/testpmd.h | 5 +\n doc/guides/nics/mlx5.rst | 87 +++++++++++\n doc/guides/rel_notes/release_22_03.rst | 7 +\n drivers/common/mlx5/linux/meson.build | 21 ++-\n drivers/common/mlx5/linux/mlx5_common_os.c | 131 ++++++++++++++++\n drivers/common/mlx5/linux/mlx5_common_os.h | 11 ++\n drivers/common/mlx5/mlx5_prm.h | 26 ++++\n drivers/common/mlx5/version.map | 3 +-\n drivers/common/mlx5/windows/mlx5_common_os.h | 24 +++\n drivers/net/mlx5/linux/mlx5_ethdev_os.c | 71 ---------\n drivers/net/mlx5/linux/mlx5_os.c | 132 ++++------------\n drivers/net/mlx5/linux/mlx5_socket.c | 53 +------\n drivers/net/mlx5/mlx5.c | 61 ++++++++\n drivers/net/mlx5/mlx5.h | 12 +-\n drivers/net/mlx5/mlx5_devx.c | 57 ++++++-\n drivers/net/mlx5/mlx5_devx.h | 1 +\n drivers/net/mlx5/mlx5_rx.c | 221 ++++++++++++++++++++++++++-\n drivers/net/mlx5/mlx5_rx.h | 9 ++\n drivers/net/mlx5/mlx5_txpp.c | 28 +---\n drivers/net/mlx5/rte_pmd_mlx5.h | 62 ++++++++\n drivers/net/mlx5/version.map | 2 +\n drivers/net/mlx5/windows/mlx5_ethdev_os.c | 22 ---\n drivers/vdpa/mlx5/mlx5_vdpa_virtq.c | 52 +------\n 27 files changed, 1057 insertions(+), 318 deletions(-)", "diff": null, "prefixes": [ "RFC", "0/6" ] }