Re: Add prefetch switch stack hook in scheduler function

From: Andrew Morton
Date: Wed Jul 27 2005 - 18:20:31 EST

"Chen, Kenneth W" <kenneth.w.chen@xxxxxxxxx> wrote:
> +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.
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