On Monday 10 July 2006 03:49, Chuck Ebbert wrote:
> In-Reply-To: <[email protected]>
>
> On Sun, 9 Jul 2006 15:44:45 -0700, Andrew Morton wrote:
>
> > I meant, in smp.h:
> >
> > #else /* CONFIG_SMP */
> > #define smp_call_function_single(cpu, fn, arg, x, y) fn(arg)
> > #endif /* CONFIG_SMP */
>
> But smp_call_function_single() generates an error if you try to call
> it on your own CPU, so that doesn't make sense.
I have a full patch to be mirrored out soon.
Your patch is still wrong because now it won't be initialized on the BP
>
> I fixed it like this, because that register defaults to zero
> anyway and doesn't need initialization on CPU 0.
>
> What I can't figure out is how this ever gets called on CPU 0
> during init, whether it's SMP or not.
The notifier is called from time.c
-Andi
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