From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by dpdk.org (Postfix) with ESMTP id 2B966F614 for ; Wed, 11 Jan 2017 16:01:05 +0100 (CET) Received: from orsmga002.jf.intel.com ([10.7.209.21]) by orsmga103.jf.intel.com with ESMTP; 11 Jan 2017 07:01:05 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.33,346,1477983600"; d="scan'208";a="29054458" Received: from rhorton-mobl.ger.corp.intel.com (HELO [10.252.28.198]) ([10.252.28.198]) by orsmga002.jf.intel.com with ESMTP; 11 Jan 2017 07:01:03 -0800 To: Thomas Monjalon References: <1484073764-15001-1-git-send-email-remy.horton@intel.com> <2497925.MaStIBMC1a@xps13> Cc: dev@dpdk.org From: Remy Horton Organization: Intel Shannon Limited Message-ID: <17ae80ec-a19b-62da-0cbb-6f2084e0614a@intel.com> Date: Wed, 11 Jan 2017 15:01:02 +0000 User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.1.1 MIME-Version: 1.0 In-Reply-To: <2497925.MaStIBMC1a@xps13> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [dpdk-dev] [PATCH v1] ethdev: fix multi-process NULL dereference crashes X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 11 Jan 2017 15:01:06 -0000 On 11/01/2017 14:22, Thomas Monjalon wrote: > 2017-01-11 02:42, Remy Horton: >> Even though only primary processes should setup PMDs, secondary >> processes were also blanket zeroing ethernet device memory. The >> result was NULL dereference crashes in multi-process setups. >> Fixes: 7f95f78a8aea ("ethdev: clear data when allocating device") > > I think it can be fixed by this patch: > > http://dpdk.org/ml/archives/dev/2017-January/054220.html Close call - really depends how the (likley) merge conflict is resolved... ..Remy