Boot-time memory difference
(delta in bytes from test_v3.7-rc3 (8f0d8163b50e01f398b14bcd4dc039ac5ab18d64))
  avail  rsrvd   high  freed  board          kconfig
      .      .      .     4k  3517evm        omap2plus_defconfig
 -100768k -30304k      .  -192k  am335xbone     omap2plus_defconfig