[Bug 100771] When activating ignore_nice_load with governor ondemand performance drops for normal processes.

https://bugzilla.kernel.org/show_bug.cgi?id=100771

--- Comment #4 from [email protected] ---
(In reply to Chen Yu from comment #3)
> 2.When you enable ignore_nice_load, the task_b with nice = 1 will be
> considered to be idle, which means that, the total time task_b is running,
> will be added to current cpu's idle time, which will cause the cpufreq
> governor to treat the cpu load lower than when ignore_nice_load disabled.

I understand the rationale you explain if we apply it only to idle tasks. What
I don't agree with is that tasks with idle priority can slow down tasks with
normal priority.

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