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Commit 857d0cd5 authored by Chen Wandun's avatar Chen Wandun Committed by Yongqiang Liu
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mm: refactor the reclaim thread of page cache from per-cpu to per-node

hulk inclusion
category: bugfix
bugzilla: https://gitee.com/openeuler/kernel/issues/I4SK3S


CVE: NA

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In feature page cache limit, the reclaim work is per-cpu, it is
unnecessary and will result some performance degradation in some
case, such as storage (some cpus are devote for dead loop, no other
works should be excuted on these cpus).

In order to solve this, change the reclaim work thread from per-cpu
to per-node and meanwhile dont bind these work thread to any cpus.

Signed-off-by: default avatarChen Wandun <chenwandun@huawei.com>
Reviewed-by: default avatarKefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: default avatarYongqiang Liu <liuyongqiang13@huawei.com>
parent 15f6c312
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