__down_read_trylock   64 include/linux/rwsem-spinlock.h extern int __down_read_trylock(struct rw_semaphore *sem);
__down_read_trylock   24 kernel/rwsem.c 	LOCK_CONTENDED(sem, __down_read_trylock, __down_read);
__down_read_trylock   34 kernel/rwsem.c 	int ret = __down_read_trylock(sem);
__down_read_trylock  115 kernel/rwsem.c 	LOCK_CONTENDED(sem, __down_read_trylock, __down_read);