SCSI_REMOVAL_ALLOW
return scsi_set_medium_removal(sdev, SCSI_REMOVAL_ALLOW);
scsi_set_medium_removal(sdev, SCSI_REMOVAL_ALLOW);
SCSI_REMOVAL_PREVENT : SCSI_REMOVAL_ALLOW);
do_lock ? SCSI_REMOVAL_PREVENT : SCSI_REMOVAL_ALLOW);