The quilt patch titled
Subject: mm: memcg: guard memcg1-specific members of struct mem_cgroup_per_node
has been removed from the -mm tree. Its filename was
mm-memcg-guard-memcg1-specific-members-of-struct-mem_cgroup_per_node.patch
This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: Roman Gushchin <roman.gushchin@xxxxxxxxx>
Subject: mm: memcg: guard memcg1-specific members of struct mem_cgroup_per_node
Date: Fri, 28 Jun 2024 21:03:15 +0000
Put memcg1-specific members of struct mem_cgroup_per_node under the
CONFIG_MEMCG_V1 config option.
Link: https://lkml.kernel.org/r/20240628210317.272856-8-roman.gushchin@xxxxxxxxx
Signed-off-by: Roman Gushchin <roman.gushchin@xxxxxxxxx>
Acked-by: Shakeel Butt <shakeel.butt@xxxxxxxxx>
Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxxxxx>
Cc: Muchun Song <muchun.song@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/memcontrol.h | 2 ++
1 file changed, 2 insertions(+)
--- a/include/linux/memcontrol.h~mm-memcg-guard-memcg1-specific-members-of-struct-mem_cgroup_per_node
+++ a/include/linux/memcontrol.h
@@ -92,6 +92,7 @@ struct mem_cgroup_per_node {
struct lruvec_stats *lruvec_stats;
struct shrinker_info __rcu *shrinker_info;
+#ifdef CONFIG_MEMCG_V1
/*
* Memcg-v1 only stuff in middle as buffer between read mostly fields
* and update often fields to avoid false sharing. Once v1 stuff is
@@ -102,6 +103,7 @@ struct mem_cgroup_per_node {
unsigned long usage_in_excess;/* Set to the value by which */
/* the soft limit is exceeded*/
bool on_tree;
+#endif
/* Fields which get updated often at the end. */
struct lruvec lruvec;
_
Patches currently in -mm which might be from roman.gushchin@xxxxxxxxx are
mm-memcg-drop-obsolete-cache-line-padding-in-struct-mem_cgroup.patch
mm-memcg-add-cache-line-padding-to-mem_cgroup_per_node.patch
