try_to_take_rt_mutex 625 kernel/rtmutex.c if (try_to_take_rt_mutex(lock)) { try_to_take_rt_mutex 642 kernel/rtmutex.c if (try_to_take_rt_mutex(lock)) try_to_take_rt_mutex 739 kernel/rtmutex.c ret = try_to_take_rt_mutex(lock);