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-rw-r--r--include/linux/list_lru.h2
-rw-r--r--mm/list_lru.c11
-rw-r--r--mm/memcontrol.c2
3 files changed, 8 insertions, 7 deletions
diff --git a/include/linux/list_lru.h b/include/linux/list_lru.h
index 9e75bb33766b..d9c16f2f2f00 100644
--- a/include/linux/list_lru.h
+++ b/include/linux/list_lru.h
@@ -69,7 +69,7 @@ int __list_lru_init(struct list_lru *lru, bool memcg_aware,
__list_lru_init((lru), true, NULL, shrinker)
int memcg_update_all_list_lrus(int num_memcgs);
-void memcg_drain_all_list_lrus(int src_idx, int dst_idx);
+void memcg_drain_all_list_lrus(int src_idx, struct mem_cgroup *dst_memcg);
/**
* list_lru_add: add an element to the lru list's tail
diff --git a/mm/list_lru.c b/mm/list_lru.c
index 1fc5be746e69..5384cda08984 100644
--- a/mm/list_lru.c
+++ b/mm/list_lru.c
@@ -502,8 +502,9 @@ fail:
}
static void memcg_drain_list_lru_node(struct list_lru_node *nlru,
- int src_idx, int dst_idx)
+ int src_idx, struct mem_cgroup *dst_memcg)
{
+ int dst_idx = dst_memcg->kmemcg_id;
struct list_lru_one *src, *dst;
/*
@@ -523,7 +524,7 @@ static void memcg_drain_list_lru_node(struct list_lru_node *nlru,
}
static void memcg_drain_list_lru(struct list_lru *lru,
- int src_idx, int dst_idx)
+ int src_idx, struct mem_cgroup *dst_memcg)
{
int i;
@@ -531,16 +532,16 @@ static void memcg_drain_list_lru(struct list_lru *lru,
return;
for_each_node(i)
- memcg_drain_list_lru_node(&lru->node[i], src_idx, dst_idx);
+ memcg_drain_list_lru_node(&lru->node[i], src_idx, dst_memcg);
}
-void memcg_drain_all_list_lrus(int src_idx, int dst_idx)
+void memcg_drain_all_list_lrus(int src_idx, struct mem_cgroup *dst_memcg)
{
struct list_lru *lru;
mutex_lock(&list_lrus_mutex);
list_for_each_entry(lru, &list_lrus, list)
- memcg_drain_list_lru(lru, src_idx, dst_idx);
+ memcg_drain_list_lru(lru, src_idx, dst_memcg);
mutex_unlock(&list_lrus_mutex);
}
#else
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 827c9e87ca08..a35dc901424d 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -3060,7 +3060,7 @@ static void memcg_offline_kmem(struct mem_cgroup *memcg)
}
rcu_read_unlock();
- memcg_drain_all_list_lrus(kmemcg_id, parent->kmemcg_id);
+ memcg_drain_all_list_lrus(kmemcg_id, parent);
memcg_free_cache_id(kmemcg_id);
}