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DateSun, 20 May 2007 10:43:32 +0100
FromRussell King <>
SubjectRe: RFC: kconfig select warnings bogus?
On Sun, May 20, 2007 at 02:02:35AM +0200, Adrian Bunk wrote:
> On Sat, May 19, 2007 at 04:22:39PM -0700, Andrew Morton wrote:
> > On Sun, 20 May 2007 01:05:37 +0200 Adrian Bunk <bunk@stusta.de> wrote:
> > 
> > > Look for example at the last one in drivers/input/mouse/Kconfig:
> > > 
> > > config MOUSE_ATARI
> > >         tristate "Atari mouse"
> > >         depends on ATARI
> > >         select ATARI_KBD_CORE
> > > 
> > > This is perfectly correct (the select'ed symbol is only unavailable when 
> > > the dependency can't be fulfilled), and all things to "fix" the warning 
> > > will make it worse.
> > 
> > If ATARI is unset then we shouldn't be generating the "'select' used by
> > config symbol 'KEYBOARD_ATARI' refers to undefined symbol 'ATARI_KBD_CORE'"
> > warnings, should we?
> 
> Exactly.

If we do that we need to try a million and one Kconfig option combinations
to find undefined symbols.  Not practical.

(And no, allyconfig really doesn't hack it on non-x86 platforms, no matter
how much people whinge that it should do.  It's a pipedream to make it so.)

-- 
Russell King
 Linux kernel    2.6 ARM Linux   - http://www.arm.linux.org.uk/
 maintainer of:
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