Re: [PATCH 4/4] x86: Final unification of local_{32|64}.h

From: Harvey Harrison
Date: Sun Dec 16 2007 - 19:00:00 EST


On Sun, 2007-12-16 at 15:48 -0800, H. Peter Anvin wrote:
> Harvey Harrison wrote:
> >
> > Do you have a stylistic preference between these two options:
> >
> > Option 1) Rely on CPP string constant concatenation
> >
> > // possibly include trailing space here to avoid remembering
> > // leading space on the register names
> > # define _ASM_INC "incl"
> >
> > static inline void local_inc(local_t *l)
> > {
> > __asm__ __volatile__(
> > _ASM_INC " %0"
> > :"+m" (l->a.counter));
> > }
> >
>
> This is what I have used up to this point, except including the space in
> the macro:
>
> #define _ASM_INC " incl "
>
> _ASM_INC "%0"

Not sure if you were just tossing a space on the end of my example,
but do you also put a leading space on the " incl " in addition to
the trailing space?

Harvey

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/