[PATCH v3 25/26] mm: make range-to-target_node lookup facility a part of numa_memblks

[Dan Williams]

Mike Rapoport wrote:
> From: "Mike Rapoport (Microsoft)" <rppt at kernel.org>
> 
> The x86 implementation of range-to-target_node lookup (i.e.
> phys_to_target_node() and memory_add_physaddr_to_nid()) relies on
> numa_memblks.
> 
> Since numa_memblks are now part of the generic code, move these
> functions from x86 to mm/numa_memblks.c and select
> CONFIG_NUMA_KEEP_MEMINFO when CONFIG_NUMA_MEMBLKS=y for dax and cxl.
> 
> Signed-off-by: Mike Rapoport (Microsoft) <rppt at kernel.org>
> Reviewed-by: Jonathan Cameron <Jonathan.Cameron at huawei.com>
> Tested-by: Zi Yan <ziy at nvidia.com> # for x86_64 and arm64

Looks good to me:

Reviewed-by: Dan Williams <dan.j.williams at intel.com>