28 int __init_srcu_struct(struct srcu_struct *ssp, const char *name,
31 #define init_srcu_struct(ssp) \  argument
35 	__init_srcu_struct((ssp), #ssp, &__srcu_key); \
41 int init_srcu_struct(struct srcu_struct *ssp);
57 void call_srcu(struct srcu_struct *ssp, struct rcu_head *head,
59 void cleanup_srcu_struct(struct srcu_struct *ssp);
60 int __srcu_read_lock(struct srcu_struct *ssp) __acquires(ssp);
61 void __srcu_read_unlock(struct srcu_struct *ssp, int idx) __releases(ssp);
62 void synchronize_srcu(struct srcu_struct *ssp);
63 unsigned long get_state_synchronize_srcu(struct srcu_struct *ssp);
64 unsigned long start_poll_synchronize_srcu(struct srcu_struct *ssp);
65 bool poll_state_synchronize_srcu(struct srcu_struct *ssp, unsigned long cookie);
71  * @ssp: The srcu_struct structure to check
85 static inline int srcu_read_lock_held(const struct srcu_struct *ssp)  in srcu_read_lock_held()  argument
89 	return lock_is_held(&ssp->dep_map);  in srcu_read_lock_held()
94 static inline int srcu_read_lock_held(const struct srcu_struct *ssp)  in srcu_read_lock_held()  argument
104  * @ssp: pointer to the srcu_struct, which is used to check that we
113 #define srcu_dereference_check(p, ssp, c) \  argument
114 	__rcu_dereference_check((p), (c) || srcu_read_lock_held(ssp), __rcu)
119  * @ssp: pointer to the srcu_struct, which is used to check that we
126 #define srcu_dereference(p, ssp) srcu_dereference_check((p), (ssp), 0)  argument
131  * @ssp: pointer to the srcu_struct, which is used to check that we
134 #define srcu_dereference_notrace(p, ssp) srcu_dereference_check((p), (ssp), 1)  argument
138  * @ssp: srcu_struct in which to register the new reader.
153 static inline int srcu_read_lock(struct srcu_struct *ssp) __acquires(ssp)  in srcu_read_lock()  argument
157 	retval = __srcu_read_lock(ssp);  in srcu_read_lock()
158 	rcu_lock_acquire(&(ssp)->dep_map);  in srcu_read_lock()
164 srcu_read_lock_notrace(struct srcu_struct *ssp) __acquires(ssp)  in srcu_read_lock_notrace()  argument
168 	retval = __srcu_read_lock(ssp);  in srcu_read_lock_notrace()
174  * @ssp: srcu_struct in which to unregister the old reader.
179 static inline void srcu_read_unlock(struct srcu_struct *ssp, int idx)  in srcu_read_unlock()  argument
180 	__releases(ssp)  in srcu_read_unlock()
183 	rcu_lock_release(&(ssp)->dep_map);  in srcu_read_unlock()
184 	__srcu_read_unlock(ssp, idx);  in srcu_read_unlock()
189 srcu_read_unlock_notrace(struct srcu_struct *ssp, int idx) __releases(ssp)  in srcu_read_unlock_notrace()  argument
191 	__srcu_read_unlock(ssp, idx);  in srcu_read_unlock_notrace()