Re: [PATCH 2/2] iomap: make IOPORT/PCI mapping functionsconditional

From: Jonas Bonn
Date: Sat Jul 02 2011 - 15:54:40 EST



On Sat, 2011-07-02 at 21:46 +0200, Arnd Bergmann wrote:
> On Saturday 02 July 2011 17:53:26 Jonas Bonn wrote:
> > Use the CONFIG_HAS_IOPORT and CONFIG_PCI options to decide whether or
> > not functions for mapping these areas are provided.
> >
> > Signed-off-by: Jonas Bonn <jonas@xxxxxxxxxxxx>
>
> Good catch!
>
> Acked-by: Arnd Bergmann <arnd@xxxxxxxx>
>
> Did you get a build error without the two options, or did you just have an
> idea to save a bit of code size?
>

There was no build error; I just figured it would aid in debugging if
you got a compile-time error when trying to build drivers that use these
functions for a platform that lacked them. Smaller code is always nice,
too.

/Jonas

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