From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ot0-f173.google.com (mail-ot0-f173.google.com [74.125.82.173]) by dpdk.org (Postfix) with ESMTP id 743D41B740 for ; Thu, 8 Feb 2018 04:03:20 +0100 (CET) Received: by mail-ot0-f173.google.com with SMTP id f18so2860526otf.6 for ; Wed, 07 Feb 2018 19:03:20 -0800 (PST) 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=YwP2lbpeuk5Gdl9bQf4aiU26Px5peAl+7wBAgN53T3c=; b=B3kVH2g5FGq+wH7uwNZkSlm2Wfw6qR945nvuSc/DdcB5OhAlbElFAnW6JEbQ0s7lZf BOP+WiFf+ejFYt/XmtwVV4eChdClqE127ooGY4pnH2c/ATYGMLUnUlVveneGf29r4b9/ 52Z7c+eieKpVd+qKxnKqXhog+2WPEYvYlR76JQMpzEvqIJ+OU+q0tgT/KUAGORT5Tyik Yv0lq0CJ6dqJOLj1AIWatgyfGqGWiVlrHQi6Gx8D852LXn77AVjUe3MY2leKnFn4AdMc u45iNuhpqgFsPBHeK78jWvbESRxtuBjtkzxoD+D6i81QWmN84sE+s0iyjJfP2jKwqcHP mO3g== X-Gm-Message-State: APf1xPDnuwwQ9yiPGZilhmUNSPnk9q4bljOo8wZROAdW3ZukTLudCzPz ovGPTqJb/fa1eOq1cTRZUEJpchqy+4/oGAmRMKr62w== X-Google-Smtp-Source: AH8x226hP6wGR1QieeEZU7XsCMOzbOxj+12zjYiYEWNJvbnOJypWDs7z48rXLfrzHFVkofK1SzJ/h0+slm7KsT0iRO0= X-Received: by 10.157.18.141 with SMTP id g13mr6371576otg.249.1518058999602; Wed, 07 Feb 2018 19:03:19 -0800 (PST) MIME-Version: 1.0 Received: by 10.157.11.7 with HTTP; Wed, 7 Feb 2018 19:03:19 -0800 (PST) From: Andrew Theurer Date: Wed, 7 Feb 2018 21:03:19 -0600 Message-ID: To: users@dpdk.org Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: [dpdk-users] Mellanox mlx5 PMD: is IOMMU used? X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 08 Feb 2018 03:03:20 -0000 My understanding is that the vfio-pci kernel module cannot be loaded for Mellanox adapters, and the mlx5_core must stay loaded in the kernel. Does that mean there is no IOMMU used? Thanks, -Andrew