80 static inline void arch_read_lock(arch_rwlock_t *rw)  in arch_read_lock()  argument
104 	: [rwlock]	"r"	(&(rw->counter)),  in arch_read_lock()
112 static inline int arch_read_trylock(arch_rwlock_t *rw)  in arch_read_trylock()  argument
130 	: [rwlock]	"r"	(&(rw->counter)),  in arch_read_trylock()
139 static inline void arch_write_lock(arch_rwlock_t *rw)  in arch_write_lock()  argument
165 	: [rwlock]	"r"	(&(rw->counter)),  in arch_write_lock()
174 static inline int arch_write_trylock(arch_rwlock_t *rw)  in arch_write_trylock()  argument
192 	: [rwlock]	"r"	(&(rw->counter)),  in arch_write_trylock()
202 static inline void arch_read_unlock(arch_rwlock_t *rw)  in arch_read_unlock()  argument
218 	: [rwlock]	"r"	(&(rw->counter))  in arch_read_unlock()
224 static inline void arch_write_unlock(arch_rwlock_t *rw)  in arch_write_unlock()  argument
228 	rw->counter = __ARCH_RW_LOCK_UNLOCKED__;  in arch_write_unlock()
327 static inline int arch_read_trylock(arch_rwlock_t *rw)  in arch_read_trylock()  argument
333 	arch_spin_lock(&(rw->lock_mutex));  in arch_read_trylock()
339 	if (rw->counter > 0) {  in arch_read_trylock()
340 		rw->counter--;  in arch_read_trylock()
344 	arch_spin_unlock(&(rw->lock_mutex));  in arch_read_trylock()
352 static inline int arch_write_trylock(arch_rwlock_t *rw)  in arch_write_trylock()  argument
358 	arch_spin_lock(&(rw->lock_mutex));  in arch_write_trylock()
366 	if (rw->counter == __ARCH_RW_LOCK_UNLOCKED__) {  in arch_write_trylock()
367 		rw->counter = 0;  in arch_write_trylock()
370 	arch_spin_unlock(&(rw->lock_mutex));  in arch_write_trylock()
376 static inline void arch_read_lock(arch_rwlock_t *rw)  in arch_read_lock()  argument
378 	while (!arch_read_trylock(rw))  in arch_read_lock()
382 static inline void arch_write_lock(arch_rwlock_t *rw)  in arch_write_lock()  argument
384 	while (!arch_write_trylock(rw))  in arch_write_lock()
388 static inline void arch_read_unlock(arch_rwlock_t *rw)  in arch_read_unlock()  argument
393 	arch_spin_lock(&(rw->lock_mutex));  in arch_read_unlock()
394 	rw->counter++;  in arch_read_unlock()
395 	arch_spin_unlock(&(rw->lock_mutex));  in arch_read_unlock()
399 static inline void arch_write_unlock(arch_rwlock_t *rw)  in arch_write_unlock()  argument
404 	arch_spin_lock(&(rw->lock_mutex));  in arch_write_unlock()
405 	rw->counter = __ARCH_RW_LOCK_UNLOCKED__;  in arch_write_unlock()
406 	arch_spin_unlock(&(rw->lock_mutex));  in arch_write_unlock()