Hi Baoquan,

On Mon, 16 Mar 2020 12:58:04 +0800 Baoquan He <bhe@redhat.com> wrote:
>
> I made a patch to fix these warnings, the reason has been told in the
> log. Or just drop below patch. Both is fine to me.
> 
> mm-sparsec-move-subsection_map-related-functions-together.patch
> 
> From 273196eeb7bbc4af93bef18f594af91541e3ce8a Mon Sep 17 00:00:00 2001
> From: Baoquan He <bhe@redhat.com>
> Date: Sat, 14 Mar 2020 17:01:01 +0800
> Subject: [PATCH] mm/sparse.c: move functions into CONFIG_MEMORY_HOTPLUG
>  ifdeffery scope

I have applied this to linux-next today to see how it goes.

-- 
Cheers,
Stephen Rothwell