cdrom_generic_command 144 block/compat_ioctl.c struct cdrom_generic_command __user *cgc; cdrom_generic_command 576 block/scsi_ioctl.c struct cdrom_generic_command cgc; cdrom_generic_command 612 block/scsi_ioctl.c hdr.cmdp = ((struct cdrom_generic_command __user*) arg)->cmd;