Signed-off-by: Helga Velroyen <helgav@google.com>
Reviewed-by: Thomas Thrainer <thomasth@google.com>
which set of nodes can be rebooted at the same time while avoiding
having both primary and secondary nodes being rebooted at the same time.
-For backends that support identifying the master node (currenlty
+For backends that support identifying the master node (currently
RAPI and LUXI), the master node is scheduled as the last node
in the last reboot group. Apart from this restriction, larger reboot
groups are put first.