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From: Shakeel Butt <shakeelb@google.com>
To: Roman Gushchin <guro@fb.com>
Cc: Richard Palethorpe <rpalethorpe@suse.com>,
	Linux MM <linux-mm@kvack.org>,
	 LKML <linux-kernel@vger.kernel.org>,
	LTP List <ltp@lists.linux.it>,
	 Johannes Weiner <hannes@cmpxchg.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	 Christoph Lameter <cl@linux.com>,
	Michal Hocko <mhocko@kernel.org>, Tejun Heo <tj@kernel.org>,
	 Vlastimil Babka <vbabka@suse.cz>
Subject: Re: [PATCH v4] mm: memcg/slab: Stop reparented obj_cgroups from charging root
Date: Thu, 22 Oct 2020 16:59:56 -0700	[thread overview]
Message-ID: <CALvZod5p-O72gCY-R+oLcDZjEkPRioz7e7p5Jg=nXxhmtiwKWw@mail.gmail.com> (raw)
In-Reply-To: <20201022172508.GF300658@carbon.dhcp.thefacebook.com>

On Thu, Oct 22, 2020 at 10:25 AM Roman Gushchin <guro@fb.com> wrote:
>
[snip]
> >
> > Since bf4f059954dc ("mm: memcg/slab: obj_cgroup API") is in 5.9, I
> > think we can take this patch for 5.9 and 5.10 but keep Roman's cleanup
> > for 5.11.
> >
> > What does everyone think?
>
> I think we should use the link to the root approach both for stable backports
> and for 5.11+, to keep them in sync. The cleanup (always charging the root cgroup)
> is not directly related to this problem, and we can keep it for 5.11+ only.
>
> Thanks!

Roman, can you send the signed-off patch for the root linking for
use_hierarchy=0?


  reply	other threads:[~2020-10-23  0:00 UTC|newest]

Thread overview: 45+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-14 19:07 [RFC PATCH] mm: memcg/slab: Stop reparented obj_cgroups from charging root Richard Palethorpe
2020-10-14 20:08 ` Roman Gushchin
2020-10-16  5:40   ` Richard Palethorpe
2020-10-16  9:47 ` Michal Koutný
2020-10-16 10:41   ` Richard Palethorpe
2020-10-16 15:05     ` Richard Palethorpe
2020-10-16 17:26       ` Michal Koutný
2020-10-16 14:53   ` Johannes Weiner
2020-10-16 17:02     ` Roman Gushchin
2020-10-16 17:15     ` Michal Koutný
2020-10-19  8:45       ` Richard Palethorpe
2020-10-19  9:58         ` [PATCH v3] " Richard Palethorpe
2020-10-19 16:58           ` Shakeel Butt
2020-10-20  5:52             ` Richard Palethorpe
2020-10-20 13:49               ` Richard Palethorpe
2020-10-20 16:56                 ` Shakeel Butt
2020-10-21 20:32                   ` Roman Gushchin
2020-10-20 17:24               ` Michal Koutný
2020-10-22  7:04                 ` Richard Palethorpe
2020-10-22 12:28                   ` [PATCH v4] " Richard Palethorpe
2020-10-22 16:37                     ` Shakeel Butt
2020-10-22 17:25                       ` Roman Gushchin
2020-10-22 23:59                         ` Shakeel Butt [this message]
2020-10-23  0:40                           ` Roman Gushchin
2020-10-23 15:44                             ` Johannes Weiner
2020-10-23 16:41                             ` Shakeel Butt
2020-10-26  7:32                             ` Richard Palethorpe
2020-10-26 23:14                               ` Roman Gushchin
2020-10-19 22:28       ` [RFC PATCH] " Roman Gushchin
2020-10-20  6:04         ` Richard Palethorpe
2020-10-20 12:02           ` Richard Palethorpe
2020-10-20 14:48         ` Richard Palethorpe
2020-10-20 16:27         ` Michal Koutný
2020-10-20 17:07           ` Roman Gushchin
2020-10-20 18:18             ` Johannes Weiner
2020-10-21 19:33               ` Roman Gushchin
2020-10-23 16:30                 ` Johannes Weiner
2020-11-10  1:27                   ` Roman Gushchin
2020-11-10 15:11                     ` Shakeel Butt
2020-11-10 19:13                       ` Roman Gushchin
2020-11-20 17:46                       ` Michal Koutný
2020-11-03 13:22                 ` Michal Hocko
2020-11-03 21:30                   ` Roman Gushchin
2020-10-20 16:55         ` Shakeel Butt
2020-10-20 17:17           ` Roman Gushchin

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