Re: [Update][PATCH v7 7/7] cpufreq: schedutil: New governor based on scheduler utilization data

From: Rafael J. Wysocki
Date: Thu Mar 31 2016 - 08:18:41 EST


On Thu, Mar 31, 2016 at 2:12 PM, Peter Zijlstra <peterz@xxxxxxxxxxxxx> wrote:
>
> Ingo reminded me that the schedutil governor is part of the scheduler
> proper and can access scheduler data because of that.
>
> This allows us to remove the util and max arguments since only the
> schedutil governor will use those, which leads to some further text
> reduction:
>
> 43595 1226 24 44845 af2d defconfig-build/kernel/sched/fair.o.pre
> 42907 1226 24 44157 ac7d defconfig-build/kernel/sched/fair.o.post
>
> Of course, we get more text in schedutil in return, but the below also
> shows how we can benefit from not being tied to those two parameters by
> doing a very coarse deadline reservation.

OK

Do you want this to go into the series or be folded into the schedutil
patch or on top of it?