Re: [GFS2] Fix Kconfig [2/2]

From: Steven Whitehouse
Date: Mon Dec 18 2006 - 06:09:05 EST


Hi,

On Mon, 2006-12-18 at 11:50 +0100, Jan Engelhardt wrote:
> On Dec 18 2006 09:57, Steven Whitehouse wrote:
> > config GFS2_FS_LOCKING_DLM
> > tristate "GFS2 DLM locking module"
> >- depends on GFS2_FS
> >+ depends on GFS2_FS && NET && INET && (IPV6 || IPV6=n)
>
> What is this supposed to do? IPV6 || IPV6=n is a tautology AFAICS.
>
>
> -`J'

It looks odd, I'll grant you, but see the thread entitled "Re: [PATCH]
Remove logically superfluous comparisons from Kconfig files." and the
answer that Russell King has just given on the same subject where he
says:

>config FOO
> tristate 'foo'
> depends on BAR || BAR=n
>
>is not superfluous. The allowed states for FOO with the above
>construct are (assuming modules are enabled):
>
> BAR FOO
> Y Y,M,N
> M M,N
> N Y,M,N

which hopefully explains it a bit better,

Steve.


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