linux-kernel - Re: linux-next: Tree for December 8 (drivers/platform/x86/Kconfig:422:error: recursive dependency detected!)

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Message-ID: <20101208235214.GC15294@core.coreip.homeip.net>
Date:	Wed, 8 Dec 2010 15:52:14 -0800
From:	Dmitry Torokhov <dmitry.torokhov@...il.com>
To:	Randy Dunlap <randy.dunlap@...cle.com>
Cc:	David Woodhouse <dwmw2@...radead.org>,
	Corentin Chary <corentin.chary@...il.com>,
	sedat.dilek@...il.com, Matthew Garrett <mjg@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>,
	platform-driver-x86@...r.kernel.org,
	Stephen Rothwell <sfr@...b.auug.org.au>
Subject: Re: linux-next: Tree for December 8
 (drivers/platform/x86/Kconfig:422:error: recursive dependency detected!)

On Wed, Dec 08, 2010 at 03:34:28PM -0800, Randy Dunlap wrote:
> On Wed, 08 Dec 2010 23:08:39 +0000 David Woodhouse wrote:
> 
> > On Wed, 2010-12-08 at 13:51 -0800, Randy Dunlap wrote:
> > > 
> > > I dislike select, but reality is that modules do need to select/enable
> > > library code and minor features sometimes.
> > > 
> > > OTOH, where drivers/platform/x86/Kconfig:ACPI_CMPC does "select INPUT"
> > > to enable an entire subsystem is wrong and bad IMO. 
> > 
> > This is just a deficiency in the tools. The correct answer is to fix the
> > damn tools, not invent this silly 'select' facility which means much the
> > same thing as 'depends on' but is implemented differently.
> > 
> > As long ago as the mid-1990s, the Nemesis research OS was using a tcl
> > xconfig tool based on the Linux one, but which would show you the
> > dependencies for an option that was disabled, so you could enable them
> > where you needed to. Rather than just hiding the option completely.
> 
> 
> xconfig has options that show all symbols.  I use that most of the time,
> but I bet that most people do not.
> 

GUI tools have means of presenting this, menuconfig and oldconfig have
harder time...

-- 
Dmitry
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