Re: [PATCH v2 1/4 RESEND] MIPS: Loongson64: Select SMP in Kconfig to avoid build error

[Thomas Bogendoerfer]

On Sun, Oct 11, 2020 at 07:47:51AM +0800, Tiezhu Yang wrote:
> In the current code, CONFIG_SMP can be set as N by user on the Loongson
> platform, then there exists the following build error under !CONFIG_SMP:
> 
>   CC      arch/mips/kernel/asm-offsets.s
> In file included from ./include/linux/gfp.h:9:0,
>                  from ./include/linux/xarray.h:14,
>                  from ./include/linux/radix-tree.h:18,
>                  from ./include/linux/fs.h:15,
>                  from ./include/linux/compat.h:17,
>                  from arch/mips/kernel/asm-offsets.c:12:
> ./include/linux/topology.h: In function 'numa_node_id':
> ./include/linux/topology.h:119:2: error: implicit declaration of function 'cpu_logical_map' [-Werror=implicit-function-declaration]
>   return cpu_to_node(raw_smp_processor_id());
>   ^
> cc1: some warnings being treated as errors
> scripts/Makefile.build:117: recipe for target 'arch/mips/kernel/asm-offsets.s' failed
> make[1]: *** [arch/mips/kernel/asm-offsets.s] Error 1
> 
> Select SMP in Kconfig to avoid the above build error and then remove
> CONFIG_SMP=y in loongson3_defconfig.
> 
> Signed-off-by: Tiezhu Yang <yangtiezhu@xxxxxxxxxxx>
> ---
> 
> v2: no changes
> 
>  arch/mips/Kconfig                     | 1 +
>  arch/mips/configs/loongson3_defconfig | 1 -
>  2 files changed, 1 insertion(+), 1 deletion(-)

applied to mips-next.

Thomas.

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