From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wi0-f175.google.com (mail-wi0-f175.google.com [209.85.212.175]) by dpdk.org (Postfix) with ESMTP id A07B38076 for ; Fri, 12 Dec 2014 13:59:42 +0100 (CET) Received: by mail-wi0-f175.google.com with SMTP id l15so2391600wiw.14 for ; Fri, 12 Dec 2014 04:59:42 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:message-id:date:from:reply-to:organization :user-agent:mime-version:to:subject:references:in-reply-to :content-type:content-transfer-encoding; bh=xeSp5GiVlQgepNJMU6BUq2O3r2TQHj6eLEYt+lykrF8=; b=NPLvYaQu/6e+2fqeZUKftYvLNCCD1EBRD23kuZR7SNu+FutNuJjnrVhx4l9LZlRzaE oD376QoN4RZqgAxeUaGdX/C1gg4P+wZmKDO16QWFsuVS/nQM3xPBfMOc2mMQbXqtwAw3 RB5/RmD1oSs63uB6QvfzQ1Sv7OohVyxBSzjXe90lE6Okys7+NcrYwqfjUAV6GUAaASSD 1z5EJy3TbcQK4mQoaKTdacES5G2DsnrAffkx2DD9XvWaSIeIwJYAg9cOUuak1X7JxC0u QFH6bvsdithccV4IiasBhP1J4TC9pzpiz4Wbl2+D88H83YRfil7FvuShy/MVNgevZHoE E2eA== X-Gm-Message-State: ALoCoQnJ6H0XuURMqilTJd+IJ2UlJUf+2JHdEziE898ara2HaVsxgWzHESOIjMAYeZ8/Jioo7rzO X-Received: by 10.180.91.201 with SMTP id cg9mr7513791wib.63.1418389182429; Fri, 12 Dec 2014 04:59:42 -0800 (PST) Received: from ?IPv6:2a01:e35:8b63:dc30:e8f2:d06a:212d:2c36? ([2a01:e35:8b63:dc30:e8f2:d06a:212d:2c36]) by mx.google.com with ESMTPSA id wz5sm1743708wjc.29.2014.12.12.04.59.41 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 12 Dec 2014 04:59:41 -0800 (PST) Message-ID: <548AE6BC.7060202@6wind.com> Date: Fri, 12 Dec 2014 13:59:40 +0100 From: Nicolas Dichtel Organization: 6WIND User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 MIME-Version: 1.0 To: Sergio Gonzalez Monroy , dev@dpdk.org References: <1418380884-6875-1-git-send-email-sergio.gonzalez.monroy@intel.com> <1418385971-17323-1-git-send-email-sergio.gonzalez.monroy@intel.com> In-Reply-To: <1418385971-17323-1-git-send-email-sergio.gonzalez.monroy@intel.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Subject: Re: [dpdk-dev] [PATCH v2] doc: add known issue for iommu and igb_uio X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list Reply-To: nicolas.dichtel@6wind.com List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 12 Dec 2014 12:59:42 -0000 Le 12/12/2014 13:06, Sergio Gonzalez Monroy a écrit : > Known issue regarding iommu/VT-d and igb_uio on Linux kernel version > 3.15 to 3.17 where unbinding the device from the driver removes the 1:1 Do you mean that the problem doesn't exist with a linux 3.18? > mapping for the device on the iommu resulting in memory access errors. Do you have the linux commit id which introduces the problem? And the one which solves it? > > Signed-off-by: Sergio Gonzalez Monroy > --- Please, also don't forget to explain what you have changed between the v1 and v2. The history should be put here, after the '---', something like: v2: update that Regards, Nicolas