63 struct shrinker {  struct
64 	unsigned long (*count_objects)(struct shrinker *,  argument
66 	unsigned long (*scan_objects)(struct shrinker *,  argument
99 extern int __printf(2, 3) prealloc_shrinker(struct shrinker *shrinker,
101 extern void register_shrinker_prepared(struct shrinker *shrinker);
102 extern int __printf(2, 3) register_shrinker(struct shrinker *shrinker,
104 extern void unregister_shrinker(struct shrinker *shrinker);
105 extern void free_prealloced_shrinker(struct shrinker *shrinker);
109 extern int shrinker_debugfs_add(struct shrinker *shrinker);
110 extern struct dentry *shrinker_debugfs_detach(struct shrinker *shrinker,
114 extern int __printf(2, 3) shrinker_debugfs_rename(struct shrinker *shrinker,
117 static inline int shrinker_debugfs_add(struct shrinker *shrinker)  in shrinker_debugfs_add()  argument
121 static inline struct dentry *shrinker_debugfs_detach(struct shrinker *shrinker,  in shrinker_debugfs_detach()  argument
132 int shrinker_debugfs_rename(struct shrinker *shrinker, const char *fmt, ...)  in shrinker_debugfs_rename()  argument