Android CPU Governor tunables

i know what they are, I just don't know what each one of them exactly does. I googled, but i didn't find anything about them...

I would like to know what each one of these does and what their values mean: Hotplug governor

cpu_down_avg_times: 100
cpu_down_differential: 5
cpu_input_boost_enable: 1
cpu_input_boost_num: 2
cpu_rush_avg_times: 5
cpu_rush_boost_enable: 1
cpu_rush_boost_num: 4
cpu_rush_threshold: 98
cpu_rush_tlp_times: 10
cpu_up_threshold:90
down_differential: 15
ignore_nice_load: 0
io_is_busy: 1
sampling_down_factor: 1

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