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From: Andrew Morton <akpm@linux-foundation.org>
To: Qi Zheng <qi.zheng@linux.dev>
Cc: hannes@cmpxchg.org, hughd@google.com, mhocko@suse.com,
	roman.gushchin@linux.dev, shakeel.butt@linux.dev,
	muchun.song@linux.dev, david@kernel.org,
	lorenzo.stoakes@oracle.com, ziy@nvidia.com, harry.yoo@oracle.com,
	yosry.ahmed@linux.dev, imran.f.khan@oracle.com,
	kamalesh.babulal@oracle.com, axelrasmussen@google.com,
	yuanchu@google.com, weixugc@google.com,
	chenridong@huaweicloud.com, mkoutny@suse.com,
	hamzamahfooz@linux.microsoft.com, apais@linux.microsoft.com,
	lance.yang@linux.dev, bhe@redhat.com, usamaarif642@gmail.com,
	linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	cgroups@vger.kernel.org, Qi Zheng <zhengqi.arch@bytedance.com>
Subject: Re: [PATCH v5 00/32] Eliminate Dying Memory Cgroup
Date: Wed, 25 Feb 2026 13:57:06 -0800	[thread overview]
Message-ID: <20260225135706.28a93fd5817e0939387275b6@linux-foundation.org> (raw)
In-Reply-To: <cover.1772005110.git.zhengqi.arch@bytedance.com>

On Wed, 25 Feb 2026 15:48:33 +0800 Qi Zheng <qi.zheng@linux.dev> wrote:

> This patchset is intended to transfer the LRU pages to the object cgroup
> without holding a reference to the original memory cgroup in order to
> address the issue of the dying memory cgroup. A consensus has already been
> reached regarding this approach recently [1].

Thanks, I've added this to mm.git's mm-new branch.

All being well I'll move it into the mm-unstable branch a few days hence.

Then into mm-stable around -rc5.

Then into mainline for 7.1-rc1.


      parent reply	other threads:[~2026-02-25 21:57 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-02-25  7:48 Qi Zheng
2026-02-25  7:48 ` [PATCH v5 01/32] mm: memcontrol: remove dead code of checking parent memory cgroup Qi Zheng
2026-02-25  7:48 ` [PATCH v5 02/32] mm: workingset: use folio_lruvec() in workingset_refault() Qi Zheng
2026-02-25  7:48 ` [PATCH v5 03/32] mm: rename unlock_page_lruvec_irq and its variants Qi Zheng
2026-02-25  7:48 ` [PATCH v5 04/32] mm: vmscan: prepare for the refactoring the move_folios_to_lru() Qi Zheng
2026-02-25  7:48 ` [PATCH v5 05/32] mm: vmscan: refactor move_folios_to_lru() Qi Zheng
2026-02-25  7:48 ` [PATCH v5 06/32] mm: memcontrol: allocate object cgroup for non-kmem case Qi Zheng
2026-02-25  7:48 ` [PATCH v5 07/32] mm: memcontrol: return root object cgroup for root memory cgroup Qi Zheng
2026-02-25  7:48 ` [PATCH v5 08/32] mm: memcontrol: prevent memory cgroup release in get_mem_cgroup_from_folio() Qi Zheng
2026-02-25  7:48 ` [PATCH v5 09/32] buffer: prevent memory cgroup release in folio_alloc_buffers() Qi Zheng
2026-02-25  7:48 ` [PATCH v5 10/32] writeback: prevent memory cgroup release in writeback module Qi Zheng
2026-02-25  7:48 ` [PATCH v5 11/32] mm: memcontrol: prevent memory cgroup release in count_memcg_folio_events() Qi Zheng
2026-02-25  7:48 ` [PATCH v5 12/32] mm: page_io: prevent memory cgroup release in page_io module Qi Zheng
2026-02-25  7:52 ` [PATCH v5 13/32] mm: migrate: prevent memory cgroup release in folio_migrate_mapping() Qi Zheng
2026-02-25  7:52 ` [PATCH v5 14/32] mm: mglru: prevent memory cgroup release in mglru Qi Zheng
2026-02-25  7:52 ` [PATCH v5 15/32] mm: memcontrol: prevent memory cgroup release in mem_cgroup_swap_full() Qi Zheng
2026-02-25  7:52 ` [PATCH v5 16/32] mm: workingset: prevent memory cgroup release in lru_gen_eviction() Qi Zheng
2026-02-25  7:53 ` [PATCH v5 17/32] mm: thp: prevent memory cgroup release in folio_split_queue_lock{_irqsave}() Qi Zheng
2026-02-25  7:53 ` [PATCH v5 18/32] mm: zswap: prevent memory cgroup release in zswap_compress() Qi Zheng
2026-02-25  7:53 ` [PATCH v5 19/32] mm: workingset: prevent lruvec release in workingset_refault() Qi Zheng
2026-02-25  7:53 ` [PATCH v5 20/32] mm: zswap: prevent lruvec release in zswap_folio_swapin() Qi Zheng
2026-02-25  7:53 ` [PATCH v5 21/32] mm: swap: prevent lruvec release in lru_gen_clear_refs() Qi Zheng
2026-02-25  7:53 ` [PATCH v5 22/32] mm: workingset: prevent lruvec release in workingset_activation() Qi Zheng
2026-02-25  7:53 ` [PATCH v5 23/32] mm: do not open-code lruvec lock Qi Zheng
2026-02-25  7:53 ` [PATCH v5 24/32] mm: memcontrol: prepare for reparenting LRU pages for " Qi Zheng
2026-02-25  7:53 ` [PATCH v5 25/32] mm: vmscan: prepare for reparenting traditional LRU folios Qi Zheng
2026-02-25  7:53 ` [PATCH v5 26/32] mm: vmscan: prepare for reparenting MGLRU folios Qi Zheng
2026-02-25  7:53 ` [PATCH v5 27/32] mm: memcontrol: refactor memcg_reparent_objcgs() Qi Zheng
2026-02-25  7:53 ` [PATCH v5 28/32] mm: workingset: use lruvec_lru_size() to get the number of lru pages Qi Zheng
2026-02-25  7:53 ` [PATCH v5 29/32] mm: memcontrol: prepare for reparenting non-hierarchical stats Qi Zheng
2026-02-25 14:58   ` Yosry Ahmed
2026-02-26  0:25     ` Shakeel Butt
2026-02-25  7:53 ` [PATCH v5 30/32] mm: memcontrol: convert objcg to be per-memcg per-node type Qi Zheng
2026-02-25  9:44   ` [PATCH v5 update " Qi Zheng
2026-02-25  7:53 ` [PATCH v5 31/32] mm: memcontrol: eliminate the problem of dying memory cgroup for LRU folios Qi Zheng
2026-02-25  7:53 ` [PATCH v5 32/32] mm: lru: add VM_WARN_ON_ONCE_FOLIO to lru maintenance helpers Qi Zheng
2026-02-25 21:57 ` Andrew Morton [this message]

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