Re: [PATCH v3 19/26] mm: introduce numa_emulation

David Hildenbrand
2024-08-06T13:18:26Z

On 05.08.24 22:09, Dan Williams wrote:
> Mike Rapoport wrote:
>> From: "Mike Rapoport (Microsoft)" <rppt@kernel.org>
>>
>> Move numa_emulation codfrom arch/x86 to mm/numa_emulation.c
>
> s/codfrom/code from/
>
> I am surprised that numa-emulation stayed x86 only for so long. I think
> it is useful facility for debugging NUMA scaling and heterogenous memory
> topologies. So, glad to see it upleveled.

I recall that s390x had NUMA emulation at some point (primarily to have
multiple kthreads be responsible for different physical memory ranges),
but it got removed a while ago.

--
Cheers,

David / dhildenb