| Subject | Re: [PATCH v17 00/21] per memcg lru lock | From | Alex Shi <> | Date | Wed, 29 Jul 2020 22:49:19 +0800 |
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Is there any comments or suggestion for this patchset? Any hints will be very appreciated.
Thanks Alex
在 2020/7/27 下午1:40, Alex Shi 写道:
> A standard for new page isolation steps like the following: > 1, get_page(); #pin the page avoid be free > 2, TestClearPageLRU(); #serialize other isolation, also memcg change > 3, spin_lock on lru_lock; #serialize lru list access > The step 2 could be optimzed/replaced in scenarios which page is unlikely > be accessed by others. > > > > 在 2020/7/25 下午8:59, Alex Shi 写道: >> The new version which bases on v5.8-rc6. It includes Hugh Dickins fix in >> mm/swap.c and mm/mlock.c fix which Alexander Duyck pointed out, then >> removes 'mm/mlock: reorder isolation sequence during munlock' >> >> Hi Johanness & Hugh & Alexander & Willy, >> >> Could you like to give a reviewed by since you address much of issue and >> give lots of suggestions! Many thanks!
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