From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from caramon.arm.linux.org.uk ([78.32.30.218]:41816 "EHLO caramon.arm.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753678AbZDSCnx (ORCPT ); Sat, 18 Apr 2009 22:43:53 -0400 Date: Sat, 18 Apr 2009 19:09:53 +0100 From: Russell King Subject: Re: kbuild - introduce support for subdir-ccflags-y Message-ID: <20090418180953.GE7148@flint.arm.linux.org.uk> References: <20090418125159.GA23008@uranus.ravnborg.org> <20090418125839.GA3668@flint.arm.linux.org.uk> <20090418150750.GA24059@elte.hu> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20090418150750.GA24059@elte.hu> Sender: linux-kbuild-owner@vger.kernel.org List-ID: To: Ingo Molnar Cc: Sam Ravnborg , linux-kbuild , linux arch , LKML , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , "David S. Miller" On Sat, Apr 18, 2009 at 05:07:50PM +0200, Ingo Molnar wrote: > > * Russell King wrote: > > > On Sat, Apr 18, 2009 at 02:51:59PM +0200, Sam Ravnborg wrote: > > > The typical use cases are an architecture or a subsystem that > > > decide to cover all files with -Werror. > > > Today alpha, mips and sparc uses -Werror in almost all their > > > Makefile - with subdir-ccflag-y it is now simpler to do so > > > as only the top-level directories needs to be covered. > > > > Hmm, this won't make sense for ARM. We have things like #warning > > and deprecated functions in machine specific headers, and adding > > -Werror to the whole of arch/arm/ will result in these causing > > builds to fail. > > This is optional - if you dont want it, you dont set it. Please read _all_ of my mail, particularly the bit where it talks about it being useful for a certain subset. -- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of: