v4
2026-09-07
修复 MGLRU 忽略 memory.min 保护 · v4
修复 page_counter 的 effective_protection() 整数溢出，以及 mglru 非 kswapd 回收时内存保护不生效。
原始补丁链接
子 Patch（2）
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mm/page_counter: avoid integer overflow in effective_protection()
From: Ridong Chen chenridong@xiaomi.com effective_protection() scales a parent’s protection by a ratio of page counts, e.g. for recursive protection: (parent_effective - siblings_protected) * (us
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mm/mglru: fix ineffective memory protection for non-kswapd reclaim
[mm/mglru: fix ineffective memory protection for non-kswapd reclaim] From: Ridong Chen chenridong@xiaomi.com For MGLRU, memory.min/low is not honored during non-kswapd global reclaim (global direct