Boot-time memory difference
(delta in bytes from test_v3.18-rc3 (0df1f2487d2f0d04703f142813d53615d62a1da4))
    avail    rsrvd     high    freed                board              kconfig                  dtb
     -68k      68k        .       4k tegra114-dalmore-a04   multi_v7_defconfig     tegra114-dalmore
        .        .        .        . tegra114-dalmore-a04      tegra_defconfig     tegra114-dalmore
     -68k      68k        .       4k  tegra124-jetson-tk1   multi_v7_defconfig  tegra124-jetson-tk1
        .        .        .        .  tegra124-jetson-tk1      tegra_defconfig  tegra124-jetson-tk1
     -68k      68k        .       4k       tegra30-beaver   multi_v7_defconfig       tegra30-beaver
        .        .        .        .       tegra30-beaver      tegra_defconfig       tegra30-beaver