Boot-time memory difference
(delta in bytes from test_v4.6-rc4 (c3b46c73264b03000d1e18b22f5caf63332547c9))
  avail  rsrvd   high  freed  board          kconfig
     4k    -4k      .      .  37xxevm        omap2plus_defconfig
     4k    -4k      .      .  4460varsomom   omap2plus_defconfig