Compiling new kernel 2.6.21.3

[Ken Moffat]

Man-wai Chang wrote:
>>>> Xubuntu booted with these errors:
>>>>         
>>> Did you regenerate a new initrd.img-2.6.21....  file? (Total Guess!)
>>>       
>> I'll bet that's it. If you use Ubuntu kernels, that's done for you
>> automagicly, but it you roll your own you have to roll your own initrd
>> also.
>>     
>
> Yes, I did run mkinitrd.
>
> Anyway, I found out why. My 2.6.21.3 kernel didn't understand device UUID.
>
> # /dev/hda2
> UUID=8b25cd4a-b60e-4dd5-9671-350bbe7e619e / xfs defaults 0 2
>
> The update-grub script of Xubuntu uses UUID to generate /boot/grub/menu.lst.
>
> Which kernel option governs that?
>
>   
I am unable to find the kernel option.
Perhaps the "vol_id -u /dev/hda2" check of the id might differ from 
what's in the /etc/fstab file, causing the problem?