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Diffstat (limited to 'include/linux/shrinker.h')
-rw-r--r--include/linux/shrinker.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/linux/shrinker.h b/include/linux/shrinker.h
index f4aee75f00b1..4fcacd915d45 100644
--- a/include/linux/shrinker.h
+++ b/include/linux/shrinker.h
@@ -20,6 +20,9 @@ struct shrink_control {
/* current node being shrunk (for NUMA aware shrinkers) */
int nid;
+
+ /* current memcg being shrunk (for memcg aware shrinkers) */
+ struct mem_cgroup *memcg;
};
#define SHRINK_STOP (~0UL)
@@ -61,7 +64,8 @@ struct shrinker {
#define DEFAULT_SEEKS 2 /* A good number if you don't know better. */
/* Flags */
-#define SHRINKER_NUMA_AWARE (1 << 0)
+#define SHRINKER_NUMA_AWARE (1 << 0)
+#define SHRINKER_MEMCG_AWARE (1 << 1)
extern int register_shrinker(struct shrinker *);
extern void unregister_shrinker(struct shrinker *);