linux-kernel - Re: [REDO PATCH v7] perf/x86/amd/power: Add AMD accumulated power reporting mechanism

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Message-ID: <alpine.DEB.2.20.1607191421360.28607@macbook-air>
Date:	Tue, 19 Jul 2016 14:22:36 -0400 (EDT)
From:	Vince Weaver <vincent.weaver@...ne.edu>
To:	Huang Rui <ray.huang@....com>
cc:	Borislav Petkov <bp@...en8.de>,
	Vince Weaver <vincent.weaver@...ne.edu>,
	Borislav Petkov <bp@...e.de>,
	Thomas Gleixner <tglx@...utronix.de>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...nel.org>,
	Andy Lutomirski <luto@...capital.net>,
	Robert Richter <rric@...nel.org>,
	Jacob Shin <jacob.w.shin@...il.com>,
	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Kan Liang <kan.liang@...el.com>, linux-kernel@...r.kernel.org,
	x86@...nel.org,
	Suravee Suthikulpanit <suravee.suthikulpanit@....com>,
	Aravind Gopalakrishnan <Aravind.Gopalakrishnan@....com>,
	Guenter Roeck <linux@...ck-us.net>,
	Fengguang Wu <fengguang.wu@...el.com>
Subject: Re: [REDO PATCH v7] perf/x86/amd/power: Add AMD accumulated power
 reporting mechanism

On Fri, 17 Jun 2016, Huang Rui wrote:

> On Thu, Jun 16, 2016 at 06:47:00PM +0200, Borislav Petkov wrote:
> > On Thu, Jun 16, 2016 at 01:38:14PM +0800, Huang Rui wrote:
> > > I was told this feature would be supported on fam15h 60h, 70h and
> > > later processors before. Just checked the fam16h model 30h BKDG, yes,
> > > it should be also supported. But I didn't test that platform, if you
> > > confirm it works in your side. We can enable it.
> > 
> > You might want to ask around first whether F16M30's acc power machinery
> > is even usable? I.e., no errata and whatnot...
> > 
> 
> Yep, I already asked the designers, and was waiting for their
> feedbacks.

Was there ever any feedback about any of the problems encountered with AMD 
APM support?

Thanks,

Vince