From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-it0-f41.google.com (mail-it0-f41.google.com [209.85.214.41]) by dpdk.org (Postfix) with ESMTP id 9DAE82C55 for ; Wed, 19 Jul 2017 22:34:07 +0200 (CEST) Received: by mail-it0-f41.google.com with SMTP id h199so6569787ith.1 for ; Wed, 19 Jul 2017 13:34:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=SXXoykOFdgL/ezRZ0JaPQQM+1wluXHJzK2AN3KLl36k=; b=IhT4sQKset7t2CQm/jyRcbfIY8Jdp6JJTou8KquJ1D4E98nZA4wi2iMUIN/fZU/aD6 ek1+T0FWnFBsPT6GPky/ozRljOXURN7gkOdvL5GRiRfaH+xQvv52nalJYryRDHB9ltj4 ryUYtWaX5kEq1i91jyLlGXG5QYFNCh3/gLor7GoaOtDBOZEut40dyxqlsjoC9b7o9mFa 4f8Gj2r/psI56H+m1sEkUgr2wLjflOzFg63R4Xij3bF03LgIBEJxJ6uTIpzyzUmUthr7 kudTYzfKh1gbLYh26iQxkOP+lA/qi0bGc8ho/SbbhfRV/gvN52qy5uuANe/kuqBj3a+K lFIg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=SXXoykOFdgL/ezRZ0JaPQQM+1wluXHJzK2AN3KLl36k=; b=sxJNoGkgU3fi4m1TriS2pIS1SSOJQlTnF1zb0C1p9l616HnBy12sSZmdkzZvQ6UjkY ksV4i48oBW++P+33+tnLULw/39hunhbCr5/B3845yMMjBJfQ1EHvtwTfGUdP15j7YFt8 Htnl7T7+yOyxWxieyiVQE2EO1PMNHKEo+KyxWrp9HxySTPN3Xt3cNjr/CmPo0CYKBinE bEWEZmSwjMnIxpFNcFsRc6NCdg/DHSeN7OEfc8oxcmkA5RB2wdZU01rohphc54amtLh+ 9Nxi2ivfSmPNf3RZe6nJQs0GcuyB+exwXTDlRAylCJwNEo1Nlt8PlBadyFR66FHdRIvU gpXw== X-Gm-Message-State: AIVw112arO7fjaQMeu8os25lWLNZgeUmP+uxNpR5ciqm+BhBdsHw6qS9 Xvyd18EPczr+DAMlevw38lvaP874RA== X-Received: by 10.36.29.140 with SMTP id 134mr1195381itj.121.1500496447000; Wed, 19 Jul 2017 13:34:07 -0700 (PDT) MIME-Version: 1.0 Received: by 10.107.182.136 with HTTP; Wed, 19 Jul 2017 13:34:05 -0700 (PDT) Received: by 10.107.182.136 with HTTP; Wed, 19 Jul 2017 13:34:05 -0700 (PDT) In-Reply-To: <20170719133317.10b0306b@xeon-e3> References: <20170719120428.0ab9c39e@xeon-e3> <20170719133317.10b0306b@xeon-e3> From: edin burgh Date: Wed, 19 Jul 2017 13:34:05 -0700 Message-ID: To: Stephen Hemminger Cc: users@dpdk.org Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: Re: [dpdk-users] IOMMU support in UIO 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: Wed, 19 Jul 2017 20:34:08 -0000 Ok, thanks for the clarification. On Jul 19, 2017 13:33, "Stephen Hemminger" wrote: > On Wed, 19 Jul 2017 13:13:34 -0700 > edin burgh wrote: > > > Thank you for the reply Stephen. Safety and protection issues aside, do > > uio_pci_generic and igb_uio have the functionality to support IOMMU? > > No they dont use IOMMU. There was also a bug in some releases that if > the IOMMU was enabled, it would block access via UIO. >