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Date:   Fri, 14 Aug 2020 15:19:09 +0800
From:   Alex Shi <>
To:     Alexander Duyck <>
Subject: Re: [RFC PATCH 2/3] mm: Drop use of test_and_set_skip in favor of
 just setting skip

在 2020/8/13 下午12:02, Alexander Duyck 写道:
> Since we have dropped the late abort case we can drop the code that was
> clearing the LRU flag and calling page_put since the abort case will now
> not be holding a reference to a page.
> Signed-off-by: Alexander Duyck <>

seems the case-lru-file-mmap-read case drop about 3% on this patch in a rough testing.
on my 80 core machine.


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