dxfer_dir        1710 drivers/scsi/sg.c 	int dxfer_dir = hp->dxfer_direction;
dxfer_dir        1757 drivers/scsi/sg.c 	if ((dxfer_len <= 0) || (dxfer_dir == SG_DXFER_NONE))
dxfer_dir        1761 drivers/scsi/sg.c 	    dxfer_dir != SG_DXFER_UNKNOWN && !iov_count &&
dxfer_dir        1794 drivers/scsi/sg.c 		if (dxfer_dir == SG_DXFER_TO_FROM_DEV)