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From: Qi Zheng <qi.zheng@linux.dev>
To: 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,
	akpm@linux-foundation.org, hamzamahfooz@linux.microsoft.com,
	apais@linux.microsoft.com, lance.yang@linux.dev, bhe@redhat.com,
	usamaarif642@gmail.com
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	Qi Zheng <zhengqi.arch@bytedance.com>
Subject: [PATCH 3/3] mm: memcontrol: correct the nr_pages parameter type of mem_cgroup_update_lru_size()
Date: Tue, 24 Mar 2026 19:31:29 +0800	[thread overview]
Message-ID: <2cf06f9faf51900ce6acbb4740fc60355a2842ed.1774342371.git.zhengqi.arch@bytedance.com> (raw)
In-Reply-To: <cover.1774342371.git.zhengqi.arch@bytedance.com>

From: Qi Zheng <zhengqi.arch@bytedance.com>

The nr_pages parameter of mem_cgroup_update_lru_size() should clearly
be long instead of int, let's correct it.

Signed-off-by: Qi Zheng <zhengqi.arch@bytedance.com>
---
 include/linux/memcontrol.h | 2 +-
 mm/memcontrol.c            | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 0861589695298..dc3fa687759b4 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -878,7 +878,7 @@ static inline bool mem_cgroup_online(struct mem_cgroup *memcg)
 }
 
 void mem_cgroup_update_lru_size(struct lruvec *lruvec, enum lru_list lru,
-		int zid, int nr_pages);
+		int zid, long nr_pages);
 
 static inline
 unsigned long mem_cgroup_get_zone_lru_size(struct lruvec *lruvec,
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 4a78550f6174e..6491ca74b3398 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -1466,7 +1466,7 @@ struct lruvec *folio_lruvec_lock_irqsave(struct folio *folio,
  * to or just after a page is removed from an lru list.
  */
 void mem_cgroup_update_lru_size(struct lruvec *lruvec, enum lru_list lru,
-				int zid, int nr_pages)
+				int zid, long nr_pages)
 {
 	struct mem_cgroup_per_node *mz;
 	unsigned long *lru_size;
-- 
2.20.1



  parent reply	other threads:[~2026-03-24 11:32 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-03-24 11:31 [PATCH 0/3] correct the parameter type of some mm functions Qi Zheng
2026-03-24 11:31 ` [PATCH] fix: mm: memcontrol: convert objcg to be per-memcg per-node type Qi Zheng
2026-03-24 11:34   ` Qi Zheng
2026-03-24 11:31 ` [PATCH 1/3] mm: memcontrol: correct the type of stats_updates to unsigned long Qi Zheng
2026-03-24 12:20   ` Lorenzo Stoakes (Oracle)
2026-03-24 11:31 ` [PATCH 2/3] mm: memcontrol: correct the parameter type of __mod_memcg{_lruvec}_state() Qi Zheng
2026-03-24 12:21   ` Lorenzo Stoakes (Oracle)
2026-03-24 14:12     ` Matthew Wilcox
2026-03-24 14:24       ` Lorenzo Stoakes (Oracle)
2026-03-25  1:43   ` Harry Yoo (Oracle)
2026-03-25  3:25     ` Qi Zheng
2026-03-25  5:17       ` Harry Yoo (Oracle)
2026-03-25  7:26         ` Qi Zheng
2026-03-25  7:36           ` Harry Yoo (Oracle)
2026-03-25  7:39             ` Qi Zheng
2026-03-26  7:49     ` Harry Yoo (Oracle)
2026-03-24 11:31 ` Qi Zheng [this message]
2026-03-24 12:28   ` [PATCH 3/3] mm: memcontrol: correct the nr_pages parameter type of mem_cgroup_update_lru_size() Lorenzo Stoakes (Oracle)
2026-03-25  0:27     ` Harry Yoo (Oracle)
2026-03-25  3:34       ` Qi Zheng
2026-03-26  2:35   ` kernel test robot
2026-03-26  3:36     ` Andrew Morton
2026-03-24 11:57 ` [PATCH 0/3] correct the parameter type of some mm functions Lorenzo Stoakes (Oracle)

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