linux-kernel - Re: [PATCH] [MTD] Fix CFI build error with meaningless nonfunctional .config

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Date:	Sun, 12 Aug 2007 12:29:22 -0500
From:	"Josh Boyer" <jwboyer@...il.com>
To:	"Ingo Molnar" <mingo@...e.hu>
Cc:	"David Woodhouse" <dwmw2@...radead.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] [MTD] Fix CFI build error with meaningless nonfunctional .config

On 8/12/07, Ingo Molnar <mingo@...e.hu> wrote:
>
> * David Woodhouse <dwmw2@...radead.org> wrote:
>
> > On Fri, 2007-08-10 at 09:41 +0200, Ingo Molnar wrote:
> > > looks quite quirky. Is there no Kconfig-space solution for this?
> >
> > I thought about that, but decided against it. We have altogether too
> > much munging of config options without the user's knowledge already; I
> > didn't want to make it worse.
>
> just found another one via randconfig, it fails with:
>
>  In file included from drivers/mtd/chips/map_rom.c:16:
>  include/linux/mtd/map.h:128:2: error: #error "No bus width supported. What's the point?"
>
> config attached below. Because it's so nice to be able to keep a
> randconfig build-test running overnight, i think this needs to be fixed
> too. (even if with just a runtime BUG())

Urgh.  Is there a way to tell Kconfig, "One or more of the below
options must be set if CONFIG_CFI_GEOMETRY is enabled?"

josh
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