On Thu,  1 Aug 2024 09:08:22 +0300
Mike Rapoport <r...@kernel.org> wrote:

> From: "Mike Rapoport (Microsoft)" <r...@kernel.org>
> 
> numa_cleanup_meminfo() moves blocks outside system RAM to
> numa_reserved_meminfo and it uses 0 and PFN_PHYS(max_pfn) to determine
> the memory boundaries.
> 
> Replace the memory range boundaries with more portable
> memblock_start_of_DRAM() and memblock_end_of_DRAM().
> 
> Signed-off-by: Mike Rapoport (Microsoft) <r...@kernel.org>
> Tested-by: Zi Yan <z...@nvidia.com> # for x86_64 and arm64
Makes sense
Reviewed-by: Jonathan Cameron <jonathan.came...@huawei.com>

> ---
>  mm/numa_memblks.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/mm/numa_memblks.c b/mm/numa_memblks.c
> index e97665a5e8ce..e4358ad92233 100644
> --- a/mm/numa_memblks.c
> +++ b/mm/numa_memblks.c
> @@ -212,8 +212,8 @@ int __init numa_add_memblk(int nid, u64 start, u64 end)
>   */
>  int __init numa_cleanup_meminfo(struct numa_meminfo *mi)
>  {
> -     const u64 low = 0;
> -     const u64 high = PFN_PHYS(max_pfn);
> +     const u64 low = memblock_start_of_DRAM();
> +     const u64 high = memblock_end_of_DRAM();
>       int i, j, k;
>  
>       /* first, trim all entries */


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