Re: [patch] use __attribute__ in asm-powerpc

[Robert P. J. Day]

On Mon, 16 Jul 2007, Geert Uytterhoeven wrote:

> On Sat, 14 Jul 2007, Mike Frysinger wrote:
> > Pretty much everyone uses "__attribute__" or "attribute", no one
> > uses "__attribute".  This patch tweaks the three places in asm-powerpc where
> > this comes up.  While only asm-powerpc/types.h is interesting (for userspace),
> > I did asm-powerpc/processor.h as well for consistency.
> >
> > Signed-off-by: Mike Frysinger <vapier@xxxxxxxxxx>
> > ---
> > diff --git a/include/asm-powerpc/processor.h b/include/asm-powerpc/processor.h
> > index d947b16..2ce6ea6 100644
> > --- a/include/asm-powerpc/processor.h
> > +++ b/include/asm-powerpc/processor.h
> > @@ -153,9 +153,9 @@ struct thread_struct {
> >  	unsigned long	dabr;		/* Data address breakpoint register */
> >  #ifdef CONFIG_ALTIVEC
> >  	/* Complete AltiVec register set */
> > -	vector128	vr[32] __attribute((aligned(16)));
> > +	vector128	vr[32] __attribute__((aligned(16)));
>
> If the code is not exported to userspace (and thus not subject to
> different compilers), I think the preferred form is plain
> `attribute'.

compiler-gcc.h also defines the common form of the shortcut:

#define __aligned(x)                    __attribute__((aligned(x)))

rday
-- 
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Robert P. J. Day
Linux Consulting, Training and Annoying Kernel Pedantry
Waterloo, Ontario, CANADA

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