"Chen, Kenneth W" <[EMAIL PROTECTED]> wrote: > > +#ifdef ARCH_HAS_PREFETCH_SWITCH_STACK > +extern void prefetch_switch_stack(struct task_struct*); > +#else > +#define prefetch_switch_stack(task) do { } while (0) > +#endif
It is better to use static inline void prefetch_switch_stack(struct task_struct *t) { } in the second case, rather than a macro. It provides typechecking. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/