[PATCH v6 02/15] ARM: SoC: Add per SoC SMP and CPU hotplug operations

Arnd Bergmann arnd at arndb.de
Thu Feb 9 19:03:29 EST 2012


On Wednesday 08 February 2012, David Brown wrote:
> On Wed, Feb 08, 2012 at 12:30:46AM +0000, Marc Zyngier wrote:
> 
> > +#ifdef CONFIG_SMP
> > +#define soc_smp_init_ops(ops)                .smp_init_ops = &(ops),
> > +#define soc_smp_ops(ops)             .smp_ops = &(ops),
> > +extern void soc_smp_ops_register(struct arm_soc_smp_init_ops *,
> > +                              struct arm_soc_smp_ops *);
> > +#else
> > +#define soc_smp_init_ops(ops)                /* empty */
> > +#define soc_smp_ops(ops)             /* empty */
> > +#define soc_smp_ops_register(a,b)    do {} while(0)
> > +#endif
> 
> I'm not sure if this bothers anyone else, but these macros mess up
> editors that know how to indent C code, since the comma ends up inside
> the macro.  I'm not sure I have a better idea, though.
> 

I would recommend following the pattern from __devexit_p() and make this

#ifdef CONFIG_SMP
#define soc_smp_init_ops(ops)      &(ops)
#else
#define soc_smp_init_ops(ops)      NULL
#endif

	Arnd



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