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From: Alex Shi <alex.shi@linux.alibaba.com>
To: Hugh Dickins <hughd@google.com>
Cc: akpm@linux-foundation.org, mgorman@techsingularity.net,
	tj@kernel.org, khlebnikov@yandex-team.ru,
	daniel.m.jordan@oracle.com, yang.shi@linux.alibaba.com,
	willy@infradead.org, hannes@cmpxchg.org, lkp@intel.com,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	cgroups@vger.kernel.org, shakeelb@google.com,
	iamjoonsoo.kim@lge.com, richard.weiyang@gmail.com
Subject: Re: [PATCH v12 00/16] per memcg lru lock
Date: Fri, 12 Jun 2020 11:09:33 +0800	[thread overview]
Message-ID: <b645a763-0661-cc14-bc99-57edde19267b@linux.alibaba.com> (raw)
In-Reply-To: <alpine.LSU.2.11.2006111510220.10801@eggly.anvils>



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


      reply	other threads:[~2020-06-12  3:09 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-11  6:16 Alex Shi
2020-06-11  6:16 ` [PATCH v12 01/16] mm/vmscan: remove unnecessary lruvec adding Alex Shi
2020-06-11  6:16 ` [PATCH v12 02/16] mm/page_idle: no unlikely double check for idle page counting Alex Shi
2020-06-11  6:16 ` [PATCH v12 03/16] mm/compaction: correct the comments of compact_defer_shift Alex Shi
2020-06-11  6:16 ` [PATCH v12 04/16] mm/compaction: rename compact_deferred as compact_should_defer Alex Shi
2020-06-11  6:16 ` [PATCH v12 05/16] mm/thp: move lru_add_page_tail func to huge_memory.c Alex Shi
2020-06-11  6:16 ` [PATCH v12 06/16] mm/thp: clean up lru_add_page_tail Alex Shi
2020-06-11  6:16 ` [PATCH v12 07/16] mm/thp: narrow lru locking Alex Shi
2020-06-11  6:16 ` [PATCH v12 08/16] mm/memcg: add debug checking in lock_page_memcg Alex Shi
2020-06-11  6:16 ` [PATCH v12 09/16] mm/lru: introduce TestClearPageLRU Alex Shi
2020-06-11  6:16 ` [PATCH v12 10/16] mm/compaction: do page isolation first in compaction Alex Shi
2020-06-12 10:26   ` Alex Shi
2020-06-11  6:16 ` [PATCH v12 11/16] mm/mlock: reorder isolation sequence during munlock Alex Shi
2020-06-11  6:16 ` [PATCH v12 12/16] mm/lru: replace pgdat lru_lock with lruvec lock Alex Shi
2020-06-12 10:28   ` Alex Shi
2020-06-11  6:16 ` [PATCH v12 13/16] mm/lru: introduce the relock_page_lruvec function Alex Shi
2020-06-11  6:16 ` [PATCH v12 14/16] mm/vmscan: use relock for move_pages_to_lru Alex Shi
2020-06-11  6:16 ` [PATCH v12 15/16] mm/pgdat: remove pgdat lru_lock Alex Shi
2020-06-11  6:16 ` [PATCH v12 16/16] mm/lru: revise the comments of lru_lock Alex Shi
2020-06-11 22:26 ` [PATCH v12 00/16] per memcg lru lock Hugh Dickins
2020-06-12  3:09   ` Alex Shi [this message]

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