Re: [PATCH v3 0/2] mm: fix initialization of struct page for holes in memory layout

Andrew Morton
2021-01-12T00:59:01Z

On Mon, 11 Jan 2021 21:40:15 +0200 Mike Rapoport <rppt@kernel.org> wrote:

> Commit 73a6e474cb37 ("mm: memmap_init: iterate over
> memblock regions rather that check each PFN") exposed several issues with
> the memory map initialization and these patches fix those issues.
>
> Initially there were crashes during compaction that Qian Cai reported back
> in April [1]. It seemed back then that the problem was fixed, but a few
> weeks ago Andrea Arcangeli hit the same bug [2] and there was an additional
> discussion at [3].

The earlier version of these fixes had cc:stable. Was the omission
this time deliberate?