From: David Hildenbrand <david@redhat.com>
To: Qi Zheng <zhengqi.arch@bytedance.com>,
hannes@cmpxchg.org, hughd@google.com, mhocko@suse.com,
roman.gushchin@linux.dev, shakeel.butt@linux.dev,
muchun.song@linux.dev, lorenzo.stoakes@oracle.com,
ziy@nvidia.com, baolin.wang@linux.alibaba.com,
Liam.Howlett@oracle.com, npache@redhat.com, ryan.roberts@arm.com,
dev.jain@arm.com, baohua@kernel.org, lance.yang@linux.dev,
akpm@linux-foundation.org
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
cgroups@vger.kernel.org, Muchun Song <songmuchun@bytedance.com>
Subject: Re: [PATCH 1/4] mm: thp: replace folio_memcg() with folio_memcg_charged()
Date: Mon, 22 Sep 2025 10:17:13 +0200 [thread overview]
Message-ID: <a4f7c004-b96a-4902-b003-111c83b0ddc1@redhat.com> (raw)
In-Reply-To: <35038de39456f827c88766b90a1cec93cf151ef2.1758253018.git.zhengqi.arch@bytedance.com>
On 19.09.25 05:46, Qi Zheng wrote:
> From: Muchun Song <songmuchun@bytedance.com>
>
> folio_memcg_charged() is intended for use when the user is unconcerned
> about the returned memcg pointer. It is more efficient than folio_memcg().
> Therefore, replace folio_memcg() with folio_memcg_charged().
>
> Signed-off-by: Muchun Song <songmuchun@bytedance.com>
> Acked-by: Johannes Weiner <hannes@cmpxchg.org>
> Signed-off-by: Qi Zheng <zhengqi.arch@bytedance.com>
> ---
Acked-by: David Hildenbrand <david@redhat.com>
--
Cheers
David / dhildenb
next prev parent reply other threads:[~2025-09-22 8:17 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-09-19 3:46 [PATCH 0/4] reparent the THP split queue Qi Zheng
2025-09-19 3:46 ` [PATCH 1/4] mm: thp: replace folio_memcg() with folio_memcg_charged() Qi Zheng
2025-09-19 21:30 ` Shakeel Butt
2025-09-22 8:17 ` David Hildenbrand [this message]
2025-09-19 3:46 ` [PATCH 2/4] mm: thp: introduce folio_split_queue_lock and its variants Qi Zheng
2025-09-19 15:39 ` Zi Yan
2025-09-22 7:56 ` Qi Zheng
2025-09-20 0:49 ` Shakeel Butt
2025-09-20 8:27 ` kernel test robot
2025-09-22 8:20 ` David Hildenbrand
2025-09-19 3:46 ` [PATCH 3/4] mm: thp: use folio_batch to handle THP splitting in deferred_split_scan() Qi Zheng
2025-09-22 8:43 ` David Hildenbrand
2025-09-22 11:36 ` Qi Zheng
2025-09-19 3:46 ` [PATCH 4/4] mm: thp: reparent the split queue during memcg offline Qi Zheng
2025-09-20 7:43 ` kernel test robot
2025-09-19 21:33 ` [PATCH 0/4] reparent the THP split queue Shakeel Butt
2025-09-22 7:51 ` Qi Zheng
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