Re: [PATCH v9 08/12] mm: zero reserved and unavailable struct pages

From: Michal Hocko
Date: Tue Oct 03 2017 - 09:18:25 EST

On Wed 20-09-17 16:17:10, Pavel Tatashin wrote:
> Some memory is reserved but unavailable: not present in memblock.memory
> (because not backed by physical pages), but present in memblock.reserved.
> Such memory has backing struct pages, but they are not initialized by going
> through __init_single_page().

Could you be more specific where is such a memory reserved?
Michal Hocko