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()
794 		spin_lock_irqsave(&file_data->err_lock, flags);  in usbtmc_read_bulk_cb()
797 		spin_unlock_irqrestore(&file_data->err_lock, flags);  in usbtmc_read_bulk_cb()
800 	spin_lock_irqsave(&file_data->err_lock, flags);  in usbtmc_read_bulk_cb()
806 	spin_unlock_irqrestore(&file_data->err_lock, flags);  in usbtmc_read_bulk_cb()
817 	spin_lock_irq(&file_data->err_lock);  in usbtmc_do_transfer()
820 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_do_transfer()
868 	spin_lock_irq(&file_data->err_lock);  in usbtmc_generic_read()
873 		spin_unlock_irq(&file_data->err_lock);  in usbtmc_generic_read()
904 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_generic_read()
1015 		spin_lock_irq(&file_data->err_lock);  in usbtmc_generic_read()
1019 			spin_unlock_irq(&file_data->err_lock);  in usbtmc_generic_read()
1023 		spin_unlock_irq(&file_data->err_lock);  in usbtmc_generic_read()
1091 	spin_lock_irqsave(&file_data->err_lock, flags);  in usbtmc_write_bulk_cb()
1108 	spin_unlock_irqrestore(&file_data->err_lock, flags);  in usbtmc_write_bulk_cb()
1145 		spin_lock_irq(&file_data->err_lock);  in usbtmc_generic_write()
1147 		spin_unlock_irq(&file_data->err_lock);  in usbtmc_generic_write()
1151 		spin_lock_irq(&file_data->err_lock);  in usbtmc_generic_write()
1154 		spin_unlock_irq(&file_data->err_lock);  in usbtmc_generic_write()
1182 		spin_lock_irq(&file_data->err_lock);  in usbtmc_generic_write()
1184 		spin_unlock_irq(&file_data->err_lock);  in usbtmc_generic_write()
1259 	spin_lock_irq(&file_data->err_lock);  in usbtmc_generic_write()
1264 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_generic_write()
1305 	spin_lock_irq(&file_data->err_lock);  in usbtmc_ioctl_write_result()
1308 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_ioctl_write_result()
1552 	spin_lock_irq(&file_data->err_lock);  in usbtmc_write()
1555 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_write()
1807 	spin_lock_irq(&file_data->err_lock);  in usbtmc_ioctl_cancel_io()
1810 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_ioctl_cancel_io()
1819 	spin_lock_irq(&file_data->err_lock);  in usbtmc_ioctl_cleanup_io()
1824 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_ioctl_cleanup_io()
2265 	spin_lock_irq(&file_data->err_lock);  in usbtmc_poll()
2268 	spin_unlock_irq(&file_data->err_lock);  in usbtmc_poll()