[PATCH v2 1/3] arm64/numa: export memory_add_physaddr_to_nid as EXPORT_SYMBOL_GPL

[Dan Williams]

On Tue, Jul 7, 2020 at 11:20 PM Mike Rapoport <rppt at linux.ibm.com> wrote:
[..]
> > Darn, I saw ARCH_KEEP_MEMBLOCK and had delusions of grandeur that it
> > could solve my numa api woes. At least for x86 the problem is already
> > solved with reserved numa_meminfo, but now I'm trying to write generic
> > drivers that use those apis and finding these gaps on other archs.
>
> I'm not sure if x86's numa_meminfo is a part of the solution or a part
> of the problem ;-)

More the latter, but hopefully it can remain an exception and not the rule.