Re: Small optimizations for UP (sched and prefetch)

Arjan van de Ven (arjanv@redhat.com)
Thu, 10 Jan 2002 10:57:07 +0000

> +
> +#ifndef CONFIG_SMP
> +#define spin_lock_prefetch(x)
> +#else
> +#define spin_lock_prefetch(x) prefetchw(x)
> +#endif
>

please make it
+#define spin_lock_prefetch(x) do {} while (0)

instead of an empty define...
-
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