1 #ifndef _LINUX_LOCKDEP_H 2 #define _LINUX_LOCKDEP_H 3 struct lock_class_key { 4 unsigned int a; 5 }; 6 lockdep_set_class(spinlock_t * lock,struct lock_class_key * key)7static inline void lockdep_set_class(spinlock_t *lock, 8 struct lock_class_key *key) 9 { 10 } 11 #endif /* _LINUX_LOCKDEP_H */ 12