udo update-grub
Generating grub.cfg ...
Found linux image: /boot/vmlinuz-3.5.0-27-generic
Found initrd image: /boot/initrd.img-3.5.0-27-generic
Found linux image: /boot/vmlinuz-3.5.0-17-generic
Found initrd image: /boot/initrd.img-3.5.0-17-generic
Found memtest86+ image: /boot/memtest86+.bin
done