19 struct kref {  struct
27  * @kref: object in question.  argument
29 static inline void kref_init(struct kref *kref)  in kref_init()
34 static inline unsigned int kref_read(const struct kref *kref)  in kref_read()
43 static inline void kref_get(struct kref *kref)  in kref_get()
62 static inline int kref_put(struct kref *kref, void (*release)(struct kref *kref))  in kref_put()
71 static inline int kref_put_mutex(struct kref *kref,  in kref_put_mutex()
72 				 void (*release)(struct kref *kref),  in kref_put_mutex()
82 static inline int kref_put_lock(struct kref *kref,  in kref_put_lock()
83 				void (*release)(struct kref *kref),  in kref_put_lock()
109 static inline int __must_check kref_get_unless_zero(struct kref *kref)  in kref_get_unless_zero()