cdrom_generic_command  148 block/compat_ioctl.c 	struct cdrom_generic_command __user *cgc;
cdrom_generic_command  596 block/scsi_ioctl.c 			struct cdrom_generic_command cgc;
cdrom_generic_command  632 block/scsi_ioctl.c 			hdr.cmdp = ((struct cdrom_generic_command __user*) arg)->cmd;