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Tue, 11 Aug 2026 09:26:01 -0700 From: Edward Srouji Date: Tue, 11 Aug 2026 19:25:57 +0300 Subject: [PATCH rdma-next] RDMA/mlx5: Remove warn on missing representor in query_port_speed Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-ID: <20260811-remove-warn-on-miss-rep-v1-1-eccf399bc6af@nvidia.com> X-B4-Tracking: v=1; b=H4sIABRNe2oC/x2MzQrCQAwGX6XkbCBbfxBfRTws7lfNYbMlkVoof XcXjzMws1HAFUG3YSPHoqHNOqTDQM93thdYS2caZbzINSV21LaAv9mNm3HViO5mLpMc80nOAin U69kx6fo/38lLzWxYP/TY9x9wSxeBdAAAAA== X-Change-ID: 20260811-remove-warn-on-miss-rep-df03a4050e0d To: Leon Romanovsky , Jason Gunthorpe , "Or Har-Toov" , Mark Bloch CC: , , Shay Drory , Edward Srouji X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1786465561; l=1909; i=edwards@nvidia.com; s=20251029; h=from:subject:message-id; bh=Hc2s66niL7g5WyMhAoXkr4k2OzapfSKhYzu/rBGxfYc=; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 3/8TSBVAZtETewH3tZXFaDW5LJDboF1hd9SdFbQnQhGU7b9Lp/oAR97GeBhHuNpEfQkLhdebqQk7wc3Ha5arVL2DJR6yEApwHnBIKCOybm3XjPqQgwpMQSh8xLYUgkrEVVGaoRWdm61k0RJvryzlr1xNYioQQ5PKaY2e0nZJLz4nCMGD2Nll5ijpsrSZmFI4DELb3h8j4dPWyafrGR18atEz+JnFfPMs7drnSAFDs6pvnZS4R5yoB/W2+a9lFsV/TYiV/j6wFhBCJp5h/mByw/VbDbmV3f2lxiwjPmi6qwPooqNvv2Wx30xPnzu/UUPT18JQbiHAxqxb/m9I5xy99KbBNu88FEvuHZ3Y491PYnENVJ/BlJxor1KOCdbUWs0sgFIDdjrrTX7Xvs4MgfB/hrCNzdiCHh7KvuWJ8PZ7m0A9WGIKo2Lky/airPOXwZ3u X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 11 Aug 2026 16:26:27.3983 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: f17a8010-7018-42b9-1833-08def7c54b39 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.232];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN1PEPF00006003.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB4374 From: Or Har-Toov The representor ib_device's phys_port_cnt is set to the total vport count when the uplink vport rep loads. Individual port[i].rep entries are populated only as each VF/SF vport rep registers. A NULL .rep for a given port index is therefore expected while VF reps are still loading or haven't been enabled yet. Tools like ibstat and ibv_devinfo iterate over all ports of all RDMA devices. Some ports may not have an eswitch representor, causing repeated dmesg warnings when these tools run without a device argument. This causes dmesg to be flooded with this message on every ibstat invocation. Remove the warning and return -ENODEV when no representor exists for the queried port. Fixes: aaecff5e13cd ("RDMA/mlx5: Implement query_port_speed callback") Signed-off-by: Or Har-Toov Reviewed-by: Shay Drory Signed-off-by: Edward Srouji --- drivers/infiniband/hw/mlx5/main.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index cc7e9a3e76310b626779837e248d399f84f82ec6..906e636c6408590a902bba16caa81b2aab156776 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -1682,11 +1682,8 @@ static int mlx5_ib_query_port_speed_rep(struct mlx5_ib_dev *dev, u32 port_num, struct mlx5_core_dev *mdev; u16 op_mod; - if (!dev->port[port_num - 1].rep) { - mlx5_ib_warn(dev, "Representor doesn't exist for port %u\n", - port_num); - return -EINVAL; - } + if (!dev->port[port_num - 1].rep) + return -ENODEV; rep = dev->port[port_num - 1].rep; mdev = mlx5_eswitch_get_core_dev(rep->esw); --- base-commit: a12d9145145b21c50531afb6e3f711b1f34e1465 change-id: 20260811-remove-warn-on-miss-rep-df03a4050e0d Best regards, -- Edward Srouji