From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751269AbdBMWFx (ORCPT ); Mon, 13 Feb 2017 17:05:53 -0500 Received: from magic.merlins.org ([209.81.13.136]:40757 "EHLO mail1.merlins.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750753AbdBMWFw (ORCPT ); Mon, 13 Feb 2017 17:05:52 -0500 Date: Mon, 13 Feb 2017 14:05:50 -0800 From: Marc MERLIN To: Josh Poimboeuf Cc: linux-kernel@vger.kernel.org Subject: Re: Please turn "Cannot use CONFIG_STACK_VALIDATION" into build error Message-ID: <20170213220550.GC28220@merlins.org> References: <20170213080709.o5oxyu646ajawzwp@merlins.org> <20170213184106.kkn7dnfszm7u72ek@treble> <20170213213132.GA28220@merlins.org> <20170213220002.2hqnarjvx3ev2nl3@treble> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170213220002.2hqnarjvx3ev2nl3@treble> X-Sysadmin: BOFH X-URL: http://marc.merlins.org/ User-Agent: Mutt/1.5.13 (2006-08-11) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: marc@merlins.org Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Feb 13, 2017 at 04:00:02PM -0600, Josh Poimboeuf wrote: > On Mon, Feb 13, 2017 at 01:31:32PM -0800, Marc MERLIN wrote: > > Anyway, after not finding it in xconfig, I editted .config, and did: > > # CONFIG_STACK_VALIDATION is not set > > save .config > > and the next build re-enabled the option. > > That's what caught me by surprise. Did I do something wrong, or is there an > > issue there? > > I really don't see how it would be possible for it to come back by > itself, as it's disabled by default, and no other options select it. > When I remove it, it stays disabled. Mmmh, you are correct. I have no idea why/how it got re-enabled yesterday. I'm not seeing this again today. > > This would help, although in that case you can even make the warning an > > error since objtool missing seems to be fatal? > > It doesn't need to be fatal though. It should just be a warning and the > build should succeed, like it does when building the kernel. Agreed, that would be even better. Thanks for looking at that. Marc -- "A mouse is a device used to point at the xterm you want to type in" - A.S.R. Microsoft is to operating systems .... .... what McDonalds is to gourmet cooking Home page: http://marc.merlins.org/