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Date: Sun, 16 Jan 2022 11:54:24 -0800 From: Shakeel Butt <shakeelb@...gle.com> To: Wei Yang <richard.weiyang@...il.com> Cc: Johannes Weiner <hannes@...xchg.org>, Michal Hocko <mhocko@...nel.org>, Vladimir Davydov <vdavydov.dev@...il.com>, Andrew Morton <akpm@...ux-foundation.org>, Roman Gushchin <guro@...com>, Vlastimil Babka <vbabka@...e.cz>, Matthew Wilcox <willy@...radead.org>, Muchun Song <songmuchun@...edance.com>, Yang Shi <shy828301@...il.com>, Suren Baghdasaryan <surenb@...gle.com>, LKML <linux-kernel@...r.kernel.org>, Cgroups <cgroups@...r.kernel.org>, Linux MM <linux-mm@...ck.org> Subject: Re: [PATCH 3/4] mm/memcg: retrieve parent memcg from css.parent On Mon, Jan 10, 2022 at 5:03 PM Wei Yang <richard.weiyang@...il.com> 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. > > Signed-off-by: Wei Yang <richard.weiyang@...il.com> Reviewed-by: Shakeel Butt <shakeelb@...gle.com>
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