| Subject | Re: [PATCH v2 02/47] mm: shrinker: remove redundant shrinker_rwsem in debugfs operations | From | Muchun Song <> | Date | Tue, 25 Jul 2023 11:17:24 +0800 |
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> On Jul 24, 2023, at 17:43, Qi Zheng <zhengqi.arch@bytedance.com> wrote: > > The debugfs_remove_recursive() will wait for debugfs_file_put() to return, > so the shrinker will not be freed when doing debugfs operations (such as > shrinker_debugfs_count_show() and shrinker_debugfs_scan_write()), so there > is no need to hold shrinker_rwsem during debugfs operations. > > Signed-off-by: Qi Zheng <zhengqi.arch@bytedance.com>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Thanks.
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