63 static inline void __down_read(struct rw_semaphore *sem)  in __down_read()  argument
72 		     : "+m" (sem->count)  in __down_read()
73 		     : "a" (sem)  in __down_read()
80 static inline int __down_read_trylock(struct rw_semaphore *sem)  in __down_read_trylock()  argument
93 		     : "+m" (sem->count), "=&a" (result), "=&r" (tmp)  in __down_read_trylock()
102 static inline void __down_write_nested(struct rw_semaphore *sem, int subclass)  in __down_write_nested()  argument
114 		     : "+m" (sem->count), "=d" (tmp)  in __down_write_nested()
115 		     : "a" (sem), "1" (RWSEM_ACTIVE_WRITE_BIAS)  in __down_write_nested()
119 static inline void __down_write(struct rw_semaphore *sem)  in __down_write()  argument
121 	__down_write_nested(sem, 0);  in __down_write()
127 static inline int __down_write_trylock(struct rw_semaphore *sem)  in __down_write_trylock()  argument
144 		     : "+m" (sem->count), "=&a" (result), "=&r" (tmp)  in __down_write_trylock()
153 static inline void __up_read(struct rw_semaphore *sem)  in __up_read()  argument
163 		     : "+m" (sem->count), "=d" (tmp)  in __up_read()
164 		     : "a" (sem), "1" (-RWSEM_ACTIVE_READ_BIAS)  in __up_read()
171 static inline void __up_write(struct rw_semaphore *sem)  in __up_write()  argument
181 		     : "+m" (sem->count), "=d" (tmp)  in __up_write()
182 		     : "a" (sem), "1" (-RWSEM_ACTIVE_WRITE_BIAS)  in __up_write()
189 static inline void __downgrade_write(struct rw_semaphore *sem)  in __downgrade_write()  argument
201 		     : "+m" (sem->count)  in __downgrade_write()
202 		     : "a" (sem), "er" (-RWSEM_WAITING_BIAS)  in __downgrade_write()
209 static inline void rwsem_atomic_add(long delta, struct rw_semaphore *sem)  in rwsem_atomic_add()  argument
212 		     : "+m" (sem->count)  in rwsem_atomic_add()
219 static inline long rwsem_atomic_update(long delta, struct rw_semaphore *sem)  in rwsem_atomic_update()  argument
221 	return delta + xadd(&sem->count, delta);  in rwsem_atomic_update()