Merge "init.rc: tune F2FS to be aligned to system settings"

    write /proc/sys/vm/dirty_expire_centisecs 200

    write /proc/sys/vm/dirty_background_ratio  5

    # F2FS tuning. Set cp_interval larger than dirty_expire_centisecs

    # to avoid power consumption when system becomes mostly idle. Be careful

    # to make it too large, since it may bring userdata loss, if they

    # are not aware of using fsync()/sync() to prepare sudden power-cut.

    write /sys/fs/f2fs/${dev.mnt.blk.data}/cp_interval 200

    # Permissions for System Server and daemons.

    chown radio system /sys/android_power/state

    chown radio system /sys/android_power/request_state