116 	err = mutex_lock_killable(&lo->lo_mutex);  in loop_global_lock_killable()
130 	mutex_unlock(&lo->lo_mutex);  in loop_global_unlock()
1368 	mutex_lock(&lo->lo_mutex);  in __loop_clr_fd()
1435 	mutex_unlock(&lo->lo_mutex);  in __loop_clr_fd()
1466 	mutex_lock(&lo->lo_mutex);  in __loop_clr_fd()
1471 	mutex_unlock(&lo->lo_mutex);  in __loop_clr_fd()
1487 	err = mutex_lock_killable(&lo->lo_mutex);  in loop_clr_fd()
1491 		mutex_unlock(&lo->lo_mutex);  in loop_clr_fd()
1506 		mutex_unlock(&lo->lo_mutex);  in loop_clr_fd()
1510 	mutex_unlock(&lo->lo_mutex);  in loop_clr_fd()
1524 	err = mutex_lock_killable(&lo->lo_mutex);  in loop_set_status()
1590 	mutex_unlock(&lo->lo_mutex);  in loop_set_status()
1604 	ret = mutex_lock_killable(&lo->lo_mutex);  in loop_get_status()
1608 		mutex_unlock(&lo->lo_mutex);  in loop_get_status()
1630 	mutex_unlock(&lo->lo_mutex);  in loop_get_status()
1816 	err = mutex_lock_killable(&lo->lo_mutex);  in lo_simple_ioctl()
1832 	mutex_unlock(&lo->lo_mutex);  in lo_simple_ioctl()
2058 	err = mutex_lock_killable(&lo->lo_mutex);  in lo_open()
2065 	mutex_unlock(&lo->lo_mutex);  in lo_open()
2073 	mutex_lock(&lo->lo_mutex);  in lo_release()
2081 		mutex_unlock(&lo->lo_mutex);  in lo_release()
2098 	mutex_unlock(&lo->lo_mutex);  in lo_release()
2420 	mutex_init(&lo->lo_mutex);  in loop_add()
2463 	mutex_destroy(&lo->lo_mutex);  in loop_remove()
2500 	ret = mutex_lock_killable(&lo->lo_mutex);  in loop_control_remove()
2505 		mutex_unlock(&lo->lo_mutex);  in loop_control_remove()
2511 	mutex_unlock(&lo->lo_mutex);  in loop_control_remove()