linux-kernel - Re: Kconfig warnings on latest GIT

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Message-ID: <20070511012529.GC10715@verge.net.au>
Date:	Fri, 11 May 2007 10:25:31 +0900
From:	Simon Horman <horms@...ge.net.au>
To:	Timur Tabi <timur@...escale.com>
Cc:	Kim Phillips <kim.phillips@...escale.com>,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	Ismail Dönmez <ismail@...dus.org.tr>,
	Kumar Gala <galak@...nel.crashing.org>,
	Michael Schmitz <schmitz@...ian.org>,
	Roman Zippel <zippel@...ux-m68k.org>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Johannes Berg <johannes@...solutions.net>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Paul Mackerras <paulus@...ba.org>
Subject: Re: Kconfig warnings on latest GIT

On Thu, May 10, 2007 at 11:56:48AM -0500, Timur Tabi wrote:
> Simon Horman wrote:
> 
> >>So my question is: in which Kconfig do I define "UCC_FAST_TEMP" and 
> >>"UCC_SLOW_TEMP"?  At first I thought, just put it in drivers/Kconfig, but 
> >>that Kconfig does nothing but including other Kconfigs.  I believe that if I 
> >>submit a patch that adds "UCC_FAST_TEMP" and "UCC_SLOW_TEMP" to 
> >>drivers/Kconfig, it will be rejected.  Either that, or I'll spend six weeks 
> >>trying to persuade everyone that it's a good idea.
> >>
> >>Does anyone have any suggestions on how I can fix this?
> >That does seem like a reasonable suggestion, and one that
> >would probably work well with the other similar problems
> >that have been introduced sice 2.6.21.
> 
> Looks like the fix is simpler than I thought.  Instead of having
> 
> UCC_GETH
> 	select UCC_FAST
> 
> I need to do
> 
> UCC_FAST
> 	default y if UCC_GETH

I pondered something like that, but I couldn't get it quite right :(

> I'll have a patch that fixes this out later today.
> 
> I chose the first method because I wanted each individual UCC device
> driver to select UCC_FAST or UCC_SLOW as appropriate, so that I
> wouldn't have to update arch/powerpc/sysdev/qe_lib/Kconfig every time
> we add a new UCC driver.  Oh well.

-- 
Horms
  H: http://www.vergenet.net/~horms/
  W: http://www.valinux.co.jp/en/

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