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Date:   Fri, 8 Jan 2021 16:33:36 +0530
From:   Viresh Kumar <>
To:     Ionela Voinescu <>
Cc:     Catalin Marinas <>,
        Will Deacon <>,
        Vincent Guittot <>,,
Subject: Re: [PATCH V3 3/3] arm64: topology: Make AMUs work with modular
 cpufreq drivers

On 08-01-21, 09:44, Ionela Voinescu wrote:
> Now that I think of it again (after spending 30 minutes trying to come
> up with a more clear solution) I realised this is not actually a
> problem :).
> The only location that checks the invariance status is schedutil, but
> what a cpufreq governor does becomes irrelevant if you remove the
> cpufreq driver.

Good catch :)

> The only potential problem is if one then inmods a
> cpufreq driver that's not invariant. But I think that might be on "if"
> too many to consider. What do you think?

Yeah, there is no need to worry about this then I think.

I will resend the patches soon.


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