1 #ifndef _LINUX_LOCKDEP_H
2 #define _LINUX_LOCKDEP_H
3 
4 #include <linux/spinlock.h>
5 
6 struct lock_class_key {
7 	unsigned int a;
8 };
9 
lockdep_set_class(spinlock_t * lock,struct lock_class_key * key)10 static inline void lockdep_set_class(spinlock_t *lock,
11 					struct lock_class_key *key)
12 {
13 }
14 
15 extern int lockdep_is_held(const void *);
16 #endif /* _LINUX_LOCKDEP_H */
17