Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932540AbcLGPqO (ORCPT ); Wed, 7 Dec 2016 10:46:14 -0500 Received: from mail-wm0-f67.google.com ([74.125.82.67]:32869 "EHLO mail-wm0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932201AbcLGPqL (ORCPT ); Wed, 7 Dec 2016 10:46:11 -0500 Subject: Re: [lustre-devel] [PATCH] staging: lustre: Fix a spatch warning due to an assignment from kernel to user space To: Dan Carpenter References: <20161202173332.5100-1-lambert.quentin@gmail.com> <306D1D4D-A949-44F6-BAFE-44F08F609D9B@intel.com> <81821426-c32c-c45a-e9a3-82f9818fc986@gmail.com> <33d23121-e5ca-0e14-bfbb-632f883e0948@gmail.com> <20161207153317.GO8176@mwanda> Cc: Oleg Drokin , devel@driverdev.osuosl.org, Greg Kroah-Hartman , kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org, Andreas Dilger , lustre-devel@lists.lustre.org From: Quentin Lambert Message-ID: <46ee428d-016f-e532-9824-4ddbe8a0cc8b@gmail.com> Date: Wed, 7 Dec 2016 16:42:30 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.5.0 MIME-Version: 1.0 In-Reply-To: <20161207153317.GO8176@mwanda> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 564 Lines: 16 On 12/07/2016 04:33 PM, Dan Carpenter wrote: > Lustre is kind of a mess with regards to keeping user and kernel > pointers separate. It's not going to be easy to fix. Fair enough. I am trying to make a contribution to drivers/staging using sparse. With that in mind, do you still fill I should keep clear of lustre? I feel that actually doing the work properly could be a meaningful learning experience. I start to understand now, that what I was proposing before was more of a hack than a solution and would have resulted in hiding meaningful infos. Quentin