From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id AC57FA0546 for ; Wed, 26 May 2021 15:48:05 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 736ED41105; Wed, 26 May 2021 15:48:02 +0200 (CEST) Received: from mail-wr1-f53.google.com (mail-wr1-f53.google.com [209.85.221.53]) by mails.dpdk.org (Postfix) with ESMTP id 6BA1B4003C for ; Sat, 22 May 2021 19:58:21 +0200 (CEST) Received: by mail-wr1-f53.google.com with SMTP id q5so24119871wrs.4 for ; Sat, 22 May 2021 10:58:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to; bh=CgPfs0f5zejPiUjG6TsDzEPjxlkQubxaClZLMXg7uPA=; b=VItKyeitlNQdnCWj/8LafzBn4l0KFN3iXYkpoQ9vyYbdHY7rutgSuY0Y2cB+wZs5jW nQ9JGoGwoU4OFXLvWUm8hPthoKAoAo6naz/qJzUZNKBOX8VAKZLSQWXTqumCEulD+slc qrzjbSJ5SzATa/YYQcr4jbsvDATo6WuOJaq0HLM45ivDv+pI7sbz9cbPnro2JXITbIzj EbqsPolsRffjFUJGa2xizFentlyeyoHUGGdVhGfl2TP/65dkAsjL3f+ie+MXOCmDzeny OgQte2bi+NiNZgEAkXDm/fro4ekEnr8eEi4p/1lN+m4E2SM9fG7eDwj97tYv3FfCOgiS CZ2Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to; bh=CgPfs0f5zejPiUjG6TsDzEPjxlkQubxaClZLMXg7uPA=; b=SeIScDToSZLka3OhxrOq3m0oJ0NAIGWw8y5utC3qUhfTv1Nd3Hdo0WgMylEn0mNjor lUuh3zySSCp5ZtJnT0A7UbQpPTrpLfQ9aK+N+LQxQcLevIezaeDWuJ3nop7cmQ3cHR30 fC21g308rjThIiti8Etx6uuT0LNXkXGC8T9abpszm07m4G0GSEvubbGGgfMqnt7gr3i8 QSMpvuO56E+F0dBGOHnsWmULpyIjsR1Xtj8uVlnv2wH9Ygt6Z0q4lgEEe/p8YpQm4/zm SQVEqzk9Ze1XubSd/De2at/AZjb1auWa0t8+zydJ7o2MmzTLu0qS5riFLZnf1JE8mFUv c6Bw== X-Gm-Message-State: AOAM532mXygacMdqV3Jj3VzZYL+GsvM1BuEJr7KRGoN823oM0ZARUeRX qpoW9ZMl84qfymd2kWTT4Lmd1TuwfxbMWckKkvJ7Q8cgKnjrMw== X-Google-Smtp-Source: ABdhPJy7bvOgJrDRr3zPB0cE/QXlr0Mp8Ez4373vphtYIkZNYZaqBmEyFexAxGk3r+AYq18w5xcSuQGy+AOTzX+NjWI= X-Received: by 2002:a5d:64eb:: with SMTP id g11mr15192548wri.260.1621706300696; Sat, 22 May 2021 10:58:20 -0700 (PDT) MIME-Version: 1.0 From: Sankalpa Timilsina Date: Sat, 22 May 2021 23:43:10 +0545 Message-ID: To: users@dpdk.org X-Mailman-Approved-At: Wed, 26 May 2021 15:48:00 +0200 Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.29 Subject: [dpdk-users] Unable to recognize master/representor on the multiple IB devices X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: users-bounces@dpdk.org Sender: "users" Hi, I am getting a DPDK MLX5 probing issue. 1. I have installed the mlx5/ofed driver 2. I have loaded the kernel modules. EAL: Multi-process socket /var/run/dpdk/rte/mp_socket EAL: Selected IOVA mode 'PA' EAL: No available hugepages reported in hugepages-2048kB EAL: Probing VFIO support... EAL: Probe PCI driver: mlx5_pci (15b3:1013) device: 0000:5e:00.0 (socket 0) mlx5_pci: unable to recognize master/representors on the multiple IB devices common_mlx5: Failed to load driver = mlx5_pci. EAL: Requested device 0000:5e:00.0 cannot be used EAL: Bus (pci) probe failed. As for the 'failing to load mlx5_pci' driver, I can see that the mlx5_core driver is loaded. dpdk-devbind.py -s Network devices using kernel driver =================================== 0000:5e:00.0 'MT27700 Family [ConnectX-4]' if=enp94s0 drv=mlx5_core unused= What does failing to recognize master/representors on multiple IB devices mean? My configuration is: CentOS 7.9, Linux Kernel 5.12, OFED 4.9 (LTS)