From mboxrd@z Thu Jan 1 00:00:00 1970 From: Robert Schwebel Subject: Re: [patch 2/4] Configure out file locking features Date: Fri, 1 Aug 2008 09:28:13 +0200 Message-ID: <20080801072813.GK8254@pengutronix.de> References: <20080731092703.661994657@free-electrons.com> <20080731093220.969460336@free-electrons.com> <20080731135319.GA20212@cs181140183.pp.htv.fi> <20080731162007.285938e0@surf> <20080731153757.GB20212@cs181140183.pp.htv.fi> <20080731182616.4c20f0db@surf> <20080731164918.GE20212@cs181140183.pp.htv.fi> <4891F724.3030406@am.sony.com> <20080731181214.GD8254@pengutronix.de> <20080731193126.GB23516@cs181140183.pp.htv.fi> Mime-Version: 1.0 Return-path: Content-Disposition: inline In-Reply-To: <20080731193126.GB23516@cs181140183.pp.htv.fi> Sender: linux-fsdevel-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Adrian Bunk Cc: Robert Schwebel , Tim Bird , Thomas Petazzoni , linux-kernel@vger.kernel.org, linux-embedded@vger.kernel.org, michael@free-electrons.com, Matt Mackall , matthew@wil.cx, linux-fsdevel@vger.kernel.org, akpm@linux-foundation.org On Thu, Jul 31, 2008 at 10:31:26PM +0300, Adrian Bunk wrote: > > In the OSADL safety working group, people are discussing about Linux > > for safety critical applications. If we want to achieve such > > scenarios, stripped-down systems are an absolute must. > >... > > My first reaction is that as soon as you enable CONFIG_EMBEDDED you > can easily enter codepaths noone else has used for a while and that > got unnoticed broken. That may be no problem; if we ever come to a safety kernel, it will have to be audited and carefully tested anyway. rsc -- Dipl.-Ing. Robert Schwebel | http://www.pengutronix.de Pengutronix - Linux Solutions for Science and Industry Handelsregister: Amtsgericht Hildesheim, HRA 2686 Hannoversche Str. 2, 31134 Hildesheim, Germany Phone: +49-5121-206917-0 | Fax: +49-5121-206917-9