Re: [RFC PATCH v3 0/5] Introduce Cpufreq Active Stats

From: Viresh Kumar
Date: Tue Apr 26 2022 - 03:54:14 EST


On 26-04-22, 08:46, Lukasz Luba wrote:
> I haven't modify your current cpufreq stats, they are still counting
> total time (idle + running) for the given frequency. I think this is
> still useful for some userspace tools. These new proposed stats don't
> have such sysfs interface to read them. I don't know if userspace would
> be interested in this information (the running only time). IIRC Android
> uses bpf mechanisms to get this information to the userspace.

I saw some debugfs bits there, aren't you exposing any data via it ? I
am just asking about, not suggesting :)

--
viresh