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-rw-r--r--include/linux/memcontrol.h10
-rw-r--r--mm/memcontrol.c5
-rw-r--r--mm/workingset.c10
3 files changed, 19 insertions, 6 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index bc8e4e22f58f..1191d79aa495 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -403,6 +403,9 @@ int mem_cgroup_select_victim_node(struct mem_cgroup *memcg);
void mem_cgroup_update_lru_size(struct lruvec *lruvec, enum lru_list lru,
int nr_pages);
+unsigned long mem_cgroup_node_nr_lru_pages(struct mem_cgroup *memcg,
+ int nid, unsigned int lru_mask);
+
static inline
unsigned long mem_cgroup_get_lru_size(struct lruvec *lruvec, enum lru_list lru)
{
@@ -661,6 +664,13 @@ mem_cgroup_update_lru_size(struct lruvec *lruvec, enum lru_list lru,
{
}
+static inline unsigned long
+mem_cgroup_node_nr_lru_pages(struct mem_cgroup *memcg,
+ int nid, unsigned int lru_mask)
+{
+ return 0;
+}
+
static inline void
mem_cgroup_print_oom_info(struct mem_cgroup *memcg, struct task_struct *p)
{
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 341bf86d26c2..ae8b81c55685 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -638,9 +638,8 @@ static void mem_cgroup_charge_statistics(struct mem_cgroup *memcg,
__this_cpu_add(memcg->stat->nr_page_events, nr_pages);
}
-static unsigned long mem_cgroup_node_nr_lru_pages(struct mem_cgroup *memcg,
- int nid,
- unsigned int lru_mask)
+unsigned long mem_cgroup_node_nr_lru_pages(struct mem_cgroup *memcg,
+ int nid, unsigned int lru_mask)
{
unsigned long nr = 0;
int zid;
diff --git a/mm/workingset.c b/mm/workingset.c
index 68e8cd94ebe4..8a75f8d2916a 100644
--- a/mm/workingset.c
+++ b/mm/workingset.c
@@ -349,8 +349,12 @@ static unsigned long count_shadow_nodes(struct shrinker *shrinker,
shadow_nodes = list_lru_shrink_count(&workingset_shadow_nodes, sc);
local_irq_enable();
- pages = node_page_state(sc->nid, NR_ACTIVE_FILE) +
- node_page_state(sc->nid, NR_INACTIVE_FILE);
+ if (memcg_kmem_enabled())
+ pages = mem_cgroup_node_nr_lru_pages(sc->memcg, sc->nid,
+ LRU_ALL_FILE);
+ else
+ pages = node_page_state(sc->nid, NR_ACTIVE_FILE) +
+ node_page_state(sc->nid, NR_INACTIVE_FILE);
/*
* Active cache pages are limited to 50% of memory, and shadow
@@ -460,7 +464,7 @@ static struct shrinker workingset_shadow_shrinker = {
.count_objects = count_shadow_nodes,
.scan_objects = scan_shadow_nodes,
.seeks = DEFAULT_SEEKS,
- .flags = SHRINKER_NUMA_AWARE,
+ .flags = SHRINKER_NUMA_AWARE | SHRINKER_MEMCG_AWARE,
};
/*