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Tue, 10 May 2022 04:27:37 -0700 From: Eli Cohen To: , CC: , , , Eli Cohen Subject: [PATCH v5 0/3] Show statistics for a vdpa device Date: Tue, 10 May 2022 14:27:31 +0300 Message-ID: <20220510112734.205669-1-elic@nvidia.com> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: efdd4b0f-78c7-4ec9-de9a-08da327817db X-MS-TrafficTypeDiagnostic: MN2PR12MB4222:EE_ X-Microsoft-Antispam-PRVS: X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:12.22.5.238;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:InfoNoRecords;CAT:NONE;SFS:(13230001)(4636009)(46966006)(36840700001)(40470700004)(2616005)(356005)(82310400005)(86362001)(26005)(5660300002)(36756003)(83380400001)(8936002)(1076003)(107886003)(47076005)(316002)(70206006)(4744005)(110136005)(6666004)(70586007)(508600001)(426003)(4326008)(54906003)(8676002)(336012)(81166007)(7696005)(40460700003)(2906002)(186003)(36860700001)(36900700001);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 May 2022 11:27:40.2846 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: efdd4b0f-78c7-4ec9-de9a-08da327817db X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[12.22.5.238];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT012.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB4222 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The following three patch series adds support to read vendor statistics for a vdpa device. The first patch is just a cleanup fix. The second patch lays the ground to allow an upstream driver to provide statistics in the form of an attribute name/attribute value pairs. The third patch implements this for mlx5_vdpa which gives received descriptors and completed descriptors information for all the virtqueues. v4 -> v5: See inside the individual patches Eli Cohen (3): vdpa: Fix error logic in vdpa_nl_cmd_dev_get_doit vdpa: Add support for querying vendor statistics vdpa/mlx5: Add support for reading descriptor statistics drivers/vdpa/mlx5/core/mlx5_vdpa.h | 2 + drivers/vdpa/mlx5/net/mlx5_vnet.c | 165 +++++++++++++++++++++++++++++ drivers/vdpa/vdpa.c | 153 +++++++++++++++++++++++++- include/linux/mlx5/mlx5_ifc.h | 1 + include/linux/mlx5/mlx5_ifc_vdpa.h | 39 +++++++ include/linux/vdpa.h | 3 + include/uapi/linux/vdpa.h | 6 ++ 7 files changed, 365 insertions(+), 4 deletions(-) -- 2.35.1