在 2020/6/12 上午6:26, Hugh Dickins 写道: >> ..." > It was well worth exploring, and may help in a few cases; > Johannes's memcg swap simplifications have helped a lot more; > but crashes under rotate_reclaimable_page() show that this series > still does not give enough protection from mem_cgroup_move_account(). > > I'll send a couple of fixes to compaction bugs in reply to this: > with those in, compaction appears to be solid. > Thanks a lot for fixing. I will look into them and try to merge into the patchset. Thanks a lot! Alex