Re: [PATCH 1/5] mm: Introduce ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE

Oscar Salvador
2021-01-12T07:27:33Z

On Mon, Jan 11, 2021 at 05:52:19PM +0100, David Hildenbrand wrote:
> On 17.12.20 14:07, Oscar Salvador wrote:
> > In order to use self-hosted memmap array, the platform needs to have
> > support for CONFIG_SPARSEMEM_VMEMMAP and altmap.
> > Currently, only arm64, PPC and x86_64 have the support, so enable those
> > platforms with ARCH_MHP_MEMMAP_ON_MEMORY_ENABLE.
>
> "In the first version, only .... will support it".

I will try to be more specific.

>
> I'd probably split off enabling it per architecture in separate patches
> and the end of the series.

You mean introducing only mm/Kconfig change in this patch, and then
arch/*/Kconfig changes in separate patches at the end of the series?

I can certainly do that, not sure how much will help with the review,
but it might help when bisecting.

> Apart from that looks good.

Thanks for taking a look David!

--
Oscar Salvador
SUSE L3