Re: [RFC PATCH 0/2] memcg: add nomlock to avoid folios beling mlocked in a memcg

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On Wed 25-12-24 10:23:53, Yafang Shao wrote:
[...]
> - Option C: Reparent the mlocked page to a common ancestor
> 
> Consider the following hierarchical:
> 
>          A
>     /        \
>   B           C
> 
> If B is mlocking a page in C, we can reparent that mlocked page to A,
> essentially making A the new parent for the mlocked page.

How does this solve the underlying problem?
-- 
Michal Hocko
SUSE Labs




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