Re: memory offline infinite loop after soft offline

From: Michal Hocko
Date: Fri Oct 18 2019 - 04:25:03 EST

On Fri 18-10-19 10:13:36, David Hildenbrand wrote:
> However, if the compound page spans multiple pageblocks

Although hugetlb pages spanning pageblocks are possible this shouldn't
matter in__test_page_isolated_in_pageblock because this function doesn't
really operate on pageblocks as the name suggests. It is simply
traversing all valid RAM ranges (see walk_system_ram_range).
Michal Hocko