kernel panic! boot on AHCI [solved]

http://serverfault.com/questions/68793/enabling-ahci-in-rhel5-post-install

[root@m02 ~]# vi /etc/modprobe.conf


#alias scsi_hostadapter ata_piix
alias scsi_hostadapter ahci
alias scsi_hostadapter1 usb-storage
alias net-pf-10 off
alias ipv6 off
options ipv6 disable=1
alias eth0 e1000
alias eth1 e1000e

http://forums.fedoraforum.org/showthread.php?t=202286

mkinitrd --allow-missing --preload=ahci --force-scsi-probe /boot/initrd-`uname -r`-custom `uname -r`