Re: [patch 6/7] x86/pci/mmcfg: Include 32/64 bit code into shared code

From: Thomas Gleixner
Date: Fri Mar 17 2017 - 04:42:03 EST


On Thu, 16 Mar 2017, Andi Kleen wrote:
> > --- a/arch/x86/pci/mmconfig-shared.c
> > +++ b/arch/x86/pci/mmconfig-shared.c
> > @@ -24,6 +24,12 @@
> >
> > #define PREFIX "PCI: "
> >
> > +#ifdef CONFIG_X86_64
> > +# include "mmconfig_64.c"
> > +#else
> > +# include "mmconfig_32.c"
> > +#endif
>
> This seems like a bad hack. If you want to access something from
> multiple files just make it global, don't play preprocessor tricks.

That's a leftover from an earlier iteration of the patches, where including
the code made a significant text size difference. Forgot to recheck. With
the current version the difference is minimal. I'll drop it.

Thanks,

tglx