am 3c58933a: am 4a253908: rootdir: init.rc: write default oom_adj before starting ueventd

on early-init

    # Set init and its forked children's oom_adj.

    write /proc/1/oom_adj -16

    start ueventd

# create mountpoints

    chown root system /sys/module/lowmemorykiller/parameters/minfree

    chmod 0664 /sys/module/lowmemorykiller/parameters/minfree

    # Set init and its forked children's oom_adj.

    write /proc/1/oom_adj -16

    # Tweak background writeout

    write /proc/sys/vm/dirty_expire_centisecs 200

    write /proc/sys/vm/dirty_background_ratio  5