Re: [PATCH v6 2/6] memcontrol: allows mem_cgroup_iter() to check for onlineness
From: Michal Hocko
Date: Tue Nov 28 2023 - 04:38:50 EST
On Mon 27-11-23 11:36:59, Nhat Pham wrote:
> The new zswap writeback scheme requires an online-only memcg hierarchy
> traversal. Add a new parameter to mem_cgroup_iter() to check for
> onlineness before returning.
Why is this needed?
--
Michal Hocko
SUSE Labs