Re: [PATCH 3/39] NLKD - early/late CPU up/down notification

From: Greg KH
Date: Wed Nov 09 2005 - 12:20:04 EST


On Wed, Nov 09, 2005 at 06:09:27PM +0100, Jan Beulich wrote:
> >>> Greg KH <greg@xxxxxxxxx> 09.11.05 17:45:44 >>>
> >#ifdef in the .h file is not needed. Please fix your email client to
> >send patches properly.
>
> It's not needed, sure, but by having it there I just wanted to make
> clear that this is something that never can be called from a module
> (after all, why should one find out at modpost time (and maybe even miss
> the message since there are so many past eventual symbol resolution
> warnings) when one can already at compile time.

If it isn't present, and you do a build, you will still get the error at
build time, just during a different part of it. Adding #ifdef just to
move the error to a different part of the build isn't needed. Remember,
we want to not use #ifdef at all if we can ever help it.

thanks,

greg k-h
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