Mkisofs does not copy the subdirectories

[kick start]

gerard labadie:
>    [root at testrh cdrom]# pwd
>    /tmp/cdrom

>    [root at testrh cdrom]# mkisofs -o /tmp/file.iso -b isolinux.bin -c
>    boot.cat -no-emul-boot  -boot-info-table -R -J -v -T
>    /tmp/cdrom/isolinux/

It seems you told it to make an iso image of /tmp/cdrom/isolinux/ --
not your pwd of /tmp/cdrom where your RPMS are...