Re: [PATCH] intel_idle: Add ICL support

From: Rafael J. Wysocki
Date: Wed Aug 26 2020 - 09:21:31 EST


On Wed, Aug 26, 2020 at 3:18 PM Artem Bityutskiy <dedekind1@xxxxxxxxx> wrote:
>
> On Wed, 2020-08-26 at 16:16 +0300, Artem Bityutskiy wrote:
> > Just get a reasonably new turbostat (it is part of the kernel tree, you
> > can compile it yourself) and run it for few seconds (like 'turbostat
> > sleep 10'), get the output (will be a lot of it), and we can check what
> > is actually going on with regards to C-states.
>
> Oh, and if you could do that with and without your patch, we could even
> compare things. But try to do it at least with the default (acpi_idle)
> configuration.

IMO it is way easier to get the information from sysfs.