Re: [PATCH v3 2/6] arm64/mm: use default dummy memory_add_physaddr_to_nid()

From: David Hildenbrand
Date: Thu Jul 09 2020 - 05:10:47 EST


On 09.07.20 04:06, Jia He wrote:
> After making default memory_add_physaddr_to_nid() in mm/memory_hotplug,
> it is no use defining a similar one in arch specific directory.
>
> Signed-off-by: Jia He <justin.he@xxxxxxx>
> ---
> arch/arm64/mm/numa.c | 10 ----------
> 1 file changed, 10 deletions(-)
>
> diff --git a/arch/arm64/mm/numa.c b/arch/arm64/mm/numa.c
> index aafcee3e3f7e..73f8b49d485c 100644
> --- a/arch/arm64/mm/numa.c
> +++ b/arch/arm64/mm/numa.c
> @@ -461,13 +461,3 @@ void __init arm64_numa_init(void)
>
> numa_init(dummy_numa_init);
> }
> -
> -/*
> - * We hope that we will be hotplugging memory on nodes we already know about,
> - * such that acpi_get_node() succeeds and we never fall back to this...
> - */
> -int memory_add_physaddr_to_nid(u64 addr)
> -{
> - pr_warn("Unknown node for memory at 0x%llx, assuming node 0\n", addr);
> - return 0;
> -}
>

Reviewed-by: David Hildenbrand <david@xxxxxxxxxx>

--
Thanks,

David / dhildenb