[PATCH -next] RISCV: Add some depends for NUMA

[Atish Patra]

On Wed, Feb 3, 2021 at 6:20 AM Kefeng Wang <wangkefeng.wang at huawei.com> wrote:
>
> The numa feature is useless for riscv32 platform(MAXPHYSMEM_1GB if 32bit),
> and it should depends on SMP feature, this also fix the build error,
>
>   riscv64-buildroot-linux-gnu-ld: mm/page_alloc.o: in function `.L0 ':
>   page_alloc.c:(.text+0x4808): undefined reference to `node_reclaim_distance'
>

Thanks for the fix. The commit text is a bit ambiguous. The
compilation issue error is due to SMP.
RV32 dependency is just another fix  as NUMA is not very useful for RV32.

> Fixes: 4f0e8eef772e ("riscv: Add numa support for riscv64 platform")
> Signed-off-by: Kefeng Wang <wangkefeng.wang at huawei.com>
> ---
>  arch/riscv/Kconfig | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
> index 22fa17898d29..ac7f5801bd82 100644
> --- a/arch/riscv/Kconfig
> +++ b/arch/riscv/Kconfig
> @@ -312,6 +312,8 @@ endchoice
>  # Common NUMA Features
>  config NUMA
>         bool "NUMA Memory Allocation and Scheduler Support"
> +       depends on SMP
> +       depends on 64BIT
>         select GENERIC_ARCH_NUMA
>         select OF_NUMA
>         select ARCH_SUPPORTS_NUMA_BALANCING
> --
> 2.26.2
>
>
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Reviewed-by: Atish Patra <atish.patra at wdc.com>
-- 
Regards,
Atish