v9
2026-09-08
BPF 驱动的 memcg 主动回收 · v9
新增 bpf_proactive_reclaim kfunc 与 memcg 异步回收 selftest，实现主动内存回收。
原始补丁链接
子 Patch（2）
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mm/bpf: Add bpf_proactive_reclaim kfunc
From: Hui Zhu zhuhui@kylinos.cn BPF programs can observe memory pressure on a cgroup (e.g. refault stats via bpf_mem_cgroup_page_state()), but cannot act on it: triggering reclaim on a chosen cgrou
2/2
selftests/bpf: Add memcg async reclaim test
From: Hui Zhu zhuhui@kylinos.cn Add the memcg_async_reclaim selftest, which verifies that BPF-driven async proactive reclaim mitigates refault-induced slowdown under memory pressure: a BPF program