odroid u2 kernel upgrade

odroid-upgrade-1804.sh

# Ubuntu16.04 with kernel 4.16 - https://forum.odroid.com/viewtopic.php?f=77&t=30654 
# win32 disk imager, burn "ubuntu-odroidu3-4.16" to sd card, gives you kernel4.16
login root/odroid

#attempt to fix network problems after upgrade (random mac address on reboot)
    nano /etc/netplan/01-netcfg.yaml  
  network:
    version: 2
    renderer: networkd
    ethernets:
      eth0:
        #dhcp4: true
        gateway4: 192.168.1.1
        addresses: [192.168.1.215/24]
        macaddress: 3A:02:DD:67:B6:01
        nameservers:
          addresses: [8.8.8.8,8.8.4.4]

netplan --debug generate
sudo netplan apply
sudo reboot
ip addr
#should now get the fixed ip address, the mac address seems not to be set still.

#Upgrade to 1804
sudo apt-get install update-manager-core
sudo do-release-upgrade
# upgrade took 1 hr

#select the timezone for the server
sudo dpkg-reconfigure tzdata
localectl set-keymap se
#expand sd card partition: https://forum.odroid.com/viewtopic.php?f=52&t=2948
cd ~
nano resize.sh
chmod +x resize.sh
sudo ./resize.sh
sudo reboot
sudo ./resize.sh


# Selecting a kernel:
# ==================
# https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
# It lists the tags, so you can see a particular tag and switch the branch to that before compiling.
# change logs:- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/

# Known Issues:
# ============
# wireless networking card not recognised or installed.