[PATCH] powerpc/mm: Fix ".__node_distance" undefined

Mike Qiu qiudayu at linux.vnet.ibm.com
Thu Apr 17 13:10:16 EST 2014


Any update about this patch ?

Thanks
Mike
On 04/15/2014 10:00 PM, Mike Qiu wrote:
>    CHK     include/config/kernel.release
>    CHK     include/generated/uapi/linux/version.h
>    CHK     include/generated/utsrelease.h
>    ...
>    Building modules, stage 2.
> WARNING: 1 bad relocations
> c0000000013d6a30 R_PPC64_ADDR64    uprobes_fetch_type_table
>    WRAP    arch/powerpc/boot/zImage.pseries
>    WRAP    arch/powerpc/boot/zImage.epapr
>    MODPOST 1849 modules
> ERROR: ".__node_distance" [drivers/block/nvme.ko] undefined!
> make[1]: *** [__modpost] Error 1
> make: *** [modules] Error 2
> make: *** Waiting for unfinished jobs....
>
> The reason is symbol "__node_distance" not been exported in powerpc.
>
> Signed-off-by: Mike Qiu <qiudayu at linux.vnet.ibm.com>
> ---
>   arch/powerpc/mm/numa.c | 1 +
>   1 file changed, 1 insertion(+)
>
> diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c
> index 4ebbb9e..3b181b2 100644
> --- a/arch/powerpc/mm/numa.c
> +++ b/arch/powerpc/mm/numa.c
> @@ -232,6 +232,7 @@ int __node_distance(int a, int b)
>
>   	return distance;
>   }
> +EXPORT_SYMBOL(__node_distance);
>
>   static void initialize_distance_lookup_table(int nid,
>   		const __be32 *associativity)



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