vmlinux object size
(delta in bytes from test_v4.15-rc3 (50c4c4e268a2d7a3e58ebb698ac74da0de40ae36)):
   text     data      bss    total  kernel
  +1189      +12        0    +1201  multi_v7_defconfig
  +1069      +76        0    +1145  tegra_defconfig