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-rw-r--r--include/linux/memcontrol.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index 7bdcf3020d7a..a308c8eacf20 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -821,6 +821,11 @@ static inline bool mem_cgroup_tryget(struct mem_cgroup *memcg)
return !memcg || css_tryget(&memcg->css);
}
+static inline bool mem_cgroup_tryget_online(struct mem_cgroup *memcg)
+{
+ return !memcg || css_tryget_online(&memcg->css);
+}
+
static inline void mem_cgroup_put(struct mem_cgroup *memcg)
{
if (memcg)
@@ -1187,6 +1192,11 @@ static inline struct mem_cgroup *page_memcg_check(struct page *page)
return NULL;
}
+static inline struct mem_cgroup *get_mem_cgroup_from_objcg(struct obj_cgroup *objcg)
+{
+ return NULL;
+}
+
static inline bool folio_memcg_kmem(struct folio *folio)
{
return false;
@@ -1349,6 +1359,11 @@ static inline bool mem_cgroup_tryget(struct mem_cgroup *memcg)
return true;
}
+static inline bool mem_cgroup_tryget_online(struct mem_cgroup *memcg)
+{
+ return true;
+}
+
static inline void mem_cgroup_put(struct mem_cgroup *memcg)
{
}