From: Michal Hocko <mhocko@suse.com>
To: Yafang Shao <laoar.shao@gmail.com>
Cc: hannes@cmpxchg.org, roman.gushchin@linux.dev,
shakeel.butt@linux.dev, muchun.song@linux.dev,
akpm@linux-foundation.org, linux-mm@kvack.org
Subject: Re: [RFC PATCH 0/2] memcg: add nomlock to avoid folios beling mlocked in a memcg
Date: Mon, 6 Jan 2025 13:30:54 +0100 [thread overview]
Message-ID: <Z3vM_lLbzlAJvdSX@tiehlicka> (raw)
In-Reply-To: <CALOAHbB3W7QTKSXWbPApoUGUk5EmaE8u6WKdwq-zaOOKiZjuHw@mail.gmail.com>
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
next prev parent reply other threads:[~2025-01-06 12:31 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-12-15 7:34 Yafang Shao
2024-12-15 7:34 ` [RFC PATCH 1/2] mm/memcontrol: add a new cgroup file memory.nomlock Yafang Shao
2024-12-15 7:34 ` [RFC PATCH 2/2] mm: Add support for nomlock to avoid folios beling mlocked in a memcg Yafang Shao
2024-12-20 10:23 ` [RFC PATCH 0/2] memcg: add " Michal Hocko
2024-12-20 11:52 ` Yafang Shao
2024-12-21 7:21 ` Michal Hocko
2024-12-22 2:34 ` Yafang Shao
2024-12-25 2:23 ` Yafang Shao
2025-01-06 12:30 ` Michal Hocko [this message]
2025-01-06 14:04 ` Yafang Shao
2025-01-07 8:39 ` Michal Hocko
2025-01-07 9:43 ` Yafang Shao
2025-01-06 12:28 ` Michal Hocko
2025-01-06 13:59 ` Yafang Shao
2025-01-07 10:04 ` Michal Hocko
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