Re: [PATCH] powerpc: Export cpu_to_chip_id() to fix build error

[Vasant Hegde]

On 09/11/2013 03:33 AM, Benjamin Herrenschmidt wrote:
> On Mon, 2013-09-09 at 18:37 -0700, Guenter Roeck wrote:
> > powerpc allmodconfig build fails with:
> >
> > ERROR: ".cpu_to_chip_id" [drivers/block/mtip32xx/mtip32xx.ko] undefined!
> >
> > The problem was introduced with commit 15863ff3b (powerpc: Make chip-id
> > information available to userspace).
>
> Thanks, I'll send that to Linus asap.

Verified on today's Linus tree. This issue is fixed.

Thanks a lot.

-Vasant

> Ben.
>
> > Export the missing symbol.
> >
> > Cc: Vasant Hegde <hegdevasant@xxxxxxxxxxxxxxxxxx>
> > Cc: Shivaprasad G Bhat <sbhat@xxxxxxxxxxxxxxxxxx>
> > Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
> > ---
> >   arch/powerpc/kernel/smp.c |    1 +
> >   1 file changed, 1 insertion(+)
> >
> > diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
> > index 442d8e2..8e59abc 100644
> > --- a/arch/powerpc/kernel/smp.c
> > +++ b/arch/powerpc/kernel/smp.c
> > @@ -611,6 +611,7 @@ int cpu_to_chip_id(int cpu)
> >   	of_node_put(np);
> >   	return of_get_ibm_chip_id(np);
> >   }
> > +EXPORT_SYMBOL(cpu_to_chip_id);
> >
> >   /* Helper routines for cpu to core mapping */
> >   int cpu_core_index_of_thread(int cpu)
>
>
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