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authorMiaohe Lin <linmiaohe@huawei.com>2023-08-01 15:43:59 +0300
committerAndrew Morton <akpm@linux-foundation.org>2023-08-21 23:37:32 +0300
commitca39c5e7d10f09983293f064caa447690cb3ec92 (patch)
tree8a02d696bebb803c4c79be8e88e8deb067fd8b29 /include/linux/memcontrol.h
parent6a718bd2ed4a589e7e50e7d028d24e087139dd03 (diff)
downloadlinux-ca39c5e7d10f09983293f064caa447690cb3ec92.tar.xz
mm/memcg: update obsolete comment above parent_mem_cgroup()
Since commit bef8620cd8e0 ("mm: memcg: deprecate the non-hierarchical mode"), use_hierarchy is already deprecated. And it's further removed via commit 9d9d341df4d5 ("cgroup: remove obsoleted broken_hierarchy and warned_broken_hierarchy"). Update corresponding comment. Link: https://lkml.kernel.org/r/20230801124359.2266860-1-linmiaohe@huawei.com Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> Cc: Michal Hocko <mhocko@suse.com> Cc: Roman Gushchin <roman.gushchin@linux.dev> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Shakeel Butt <shakeelb@google.com> Cc: Muchun Song <songmuchun@bytedance.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'include/linux/memcontrol.h')
-rw-r--r--include/linux/memcontrol.h3
1 files changed, 1 insertions, 2 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 419e001a02e4..163004ae3349 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -860,8 +860,7 @@ static inline struct mem_cgroup *lruvec_memcg(struct lruvec *lruvec)
* parent_mem_cgroup - find the accounting parent of a memcg
* @memcg: memcg whose parent to find
*
- * Returns the parent memcg, or NULL if this is the root or the memory
- * controller is in legacy no-hierarchy mode.
+ * Returns the parent memcg, or NULL if this is the root.
*/
static inline struct mem_cgroup *parent_mem_cgroup(struct mem_cgroup *memcg)
{