134 	spinlock_t     err_lock; /* lock for errors */  member
179 	spin_lock_init(&file_data->err_lock);  in usbtmc_open()
232 	spin_lock_irq(&file_data->err_lock);  in usbtmc_flush()
238 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_flush()
755 		spin_lock_irqsave(&file_data->err_lock, flags);  in usbtmc_read_bulk_cb()
758 		spin_unlock_irqrestore(&file_data->err_lock, flags);  in usbtmc_read_bulk_cb()
761 	spin_lock_irqsave(&file_data->err_lock, flags);  in usbtmc_read_bulk_cb()
767 	spin_unlock_irqrestore(&file_data->err_lock, flags);  in usbtmc_read_bulk_cb()
778 	spin_lock_irq(&file_data->err_lock);  in usbtmc_do_transfer()
781 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_do_transfer()
828 	spin_lock_irq(&file_data->err_lock);  in usbtmc_generic_read()
833 		spin_unlock_irq(&file_data->err_lock);  in usbtmc_generic_read()
864 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_generic_read()
970 		spin_lock_irq(&file_data->err_lock);  in usbtmc_generic_read()
974 			spin_unlock_irq(&file_data->err_lock);  in usbtmc_generic_read()
978 		spin_unlock_irq(&file_data->err_lock);  in usbtmc_generic_read()
1046 	spin_lock_irqsave(&file_data->err_lock, flags);  in usbtmc_write_bulk_cb()
1063 	spin_unlock_irqrestore(&file_data->err_lock, flags);  in usbtmc_write_bulk_cb()
1100 		spin_lock_irq(&file_data->err_lock);  in usbtmc_generic_write()
1102 		spin_unlock_irq(&file_data->err_lock);  in usbtmc_generic_write()
1106 		spin_lock_irq(&file_data->err_lock);  in usbtmc_generic_write()
1109 		spin_unlock_irq(&file_data->err_lock);  in usbtmc_generic_write()
1137 		spin_lock_irq(&file_data->err_lock);  in usbtmc_generic_write()
1139 		spin_unlock_irq(&file_data->err_lock);  in usbtmc_generic_write()
1214 	spin_lock_irq(&file_data->err_lock);  in usbtmc_generic_write()
1219 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_generic_write()
1260 	spin_lock_irq(&file_data->err_lock);  in usbtmc_ioctl_write_result()
1263 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_ioctl_write_result()
1503 	spin_lock_irq(&file_data->err_lock);  in usbtmc_write()
1506 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_write()
1758 	spin_lock_irq(&file_data->err_lock);  in usbtmc_ioctl_cancel_io()
1761 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_ioctl_cancel_io()
1770 	spin_lock_irq(&file_data->err_lock);  in usbtmc_ioctl_cleanup_io()
1775 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_ioctl_cleanup_io()
2200 	spin_lock_irq(&file_data->err_lock);  in usbtmc_poll()
2203 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_poll()