next, install modules of new kernel:

next, install modules of new kernel:

#make modules_install

then, generate a image for new kernel.

#cd /lib/modules
#mkinitramfs -o initrd.img-2.6.30.4 2.6.30.4
#mv initrd.img-2.6.30.4 /boot

edit menu.lst file for grub booter, add following:

title		Ubuntu 8.04.3 LTS, kernel 2.6.30.4
root		(hd0,2)
kernel		/boot/vmlinuz root=UUID=98f69044-be12-4dde-95df-358dca35c632 ro quiet splash
initrd		/boot/initrd.img-2.6.30.4
quiet