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SubjectRe: [PATCH 3/4] mm/memcg: retrieve parent memcg from css.parent
On Tue, Jan 11, 2022 at 01:03:01AM +0000, Wei Yang wrote:
> The parent we get from page_counter is correct, while this is two
> different hierarchy.
>
> Let's retrieve the parent memcg from css.parent just like parent_cs(),
> blkcg_parent(), etc.

Does it bring any benefits except consistency?

>
> Signed-off-by: Wei Yang <richard.weiyang@gmail.com>

Reviewed-by: Roman Gushchin <guro@fb.com>

Thanks!

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