From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp.osdl.org ([65.172.181.4]:12760 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S1751013AbWGCJUl (ORCPT ); Mon, 3 Jul 2006 05:20:41 -0400 Date: Mon, 3 Jul 2006 02:20:26 -0700 From: Andrew Morton Subject: Re: [patch] s390 kconfig cleanup, 2nd version. Message-Id: <20060703022026.495cdb2c.akpm@osdl.org> In-Reply-To: <1151917853.5334.6.camel@localhost> References: <1151670404.11575.5.camel@localhost> <20060630104103.0b394b20.akpm@osdl.org> <1151917853.5334.6.camel@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-arch-owner@vger.kernel.org To: schwidefsky@de.ibm.com Cc: linux-arch@vger.kernel.org, ak@suse.de, geert@linux-m68k.org, Keir.Fraser@cl.cam.ac.uk, chrisw@sous-sol.org, matthew@wil.cx List-ID: On Mon, 03 Jul 2006 11:10:53 +0200 Martin Schwidefsky wrote: > On Fri, 2006-06-30 at 10:41 -0700, Andrew Morton wrote: > > Even better would be to teach the Kconfig sytem about this, so in > > arch/s390/Kconfig we do > > > > disable VT > > > > and the Kconfig system knows not to offer VT, so there's no need to go > > adding `depends on !DISABLE_foo' all over the place. The above DISABLE_foo > > convention just simulates that missing feature. > > That would be a very useful feature to have. There are some border cases > where no real positive dependency exist. For that a "disable xxx" would > be perfect. But we still should use positive dependencies where possible > to keep the disable lists short. > I don't understand that. depends on !DISABLE_FOO is short?