amdgpu: Manual Card Configuration Change

[Alex Deucher]

On Thu, Oct 22, 2020 at 2:50 PM Josh Fuhs <Joshua.Fuhs at pm.me> wrote:
>
> ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> On Wednesday, October 21, 2020 2:44 PM, Alex Deucher <alexdeucher at gmail.com> wrote:
>
> > On Mon, Oct 19, 2020 at 8:53 PM Josh Fuhs Joshua.Fuhs at pm.me wrote:
> >
> > > Thanks. I tried 5.9.1 and I think there's still a problem, or at least something different.
> > > Using the same configuration script, I noticed that my cards are running a lot hotter. For example, here's total power consumption of a two-card system with two different kernels:
> > >
> > >     5.8.14: 460W
> > >     5.9.1:  560+W
> > >
> > >
> > > Memory and system clocks are initially set the same on all cards in all cases.
> >
> > Can you bisect?
> >
>
> I assume this means using git bisect to narrow down the commit that introduced the effect. I'm not set up for kernel builds. Is there a guide?
>

Yes: https://www.kernel.org/doc/html/latest/admin-guide/bug-bisect.html

Thanks!

Alex