vmlinux object size
(delta in bytes from test_v4.15-rc4 (1291a0d5049dbc06baaaf66a9ff3f53db493b19b)):
   text     data      bss    total  kernel
  +1232        0        0    +1232  multi_v7_defconfig
  +1140      +64        0    +1204  tegra_defconfig