Re: [RFC PATCH 1/3] memcg: add eBPF struct ops support for memory charging

Tejun Heo
2025-11-19T16:07:14Z

Hello, Hui.

On Wed, Nov 19, 2025 at 09:34:06AM +0800, Hui Zhu wrote:
> Handlers can inspect this context and modify certain fields
> (e.g., nr_pages) to adjust reclamation behavior. The design
> enforces single active handler to avoid conflicts.

Other folks would know a lot better how this should hook into memcg, but
given that this is a cgroup feature, this should allow hierarchical
delegation. It probably would be a good idea to aling it with the bpf OOM
handler support that Roman is working on.

Thanks.

--
tejun