Re: [PATCH 2/2] x86/CPU/AMD: Print the reason for the last reset

Ingo Molnar
2025-04-08T07:18:03Z

* Ingo Molnar <mingo@kernel.org> wrote:

>
> * Borislav Petkov <bp@alien8.de> wrote:
>
> > On Mon, Apr 07, 2025 at 01:56:57PM -0500, Mario Limonciello wrote:
> > > Boris, your thoughts please?
> >
> > Right, how hard would it be to decode those as much as possible without
> > having users go look somewhere first?
> >
> > I mean, we can always go look somewhere for more info but for starters we
> > should display as much useful information as possible.
>
> Yeah, and I also have an admittedly selfish reason to ask for this: I
> have a Zen 15h system that is at times unreliable and will
> spontaneously reboot, and I'd *love* to see whether this reboot-reason
> register gives me any further insight as to the root cause. :-) 15h
> appears to be the family when this feature was introduced?

Correction: it's a 17h system, and that also appears to be the version
cutoff.

Thanks,

Ingo