linux-kernel - Re: [PATCH v5] perf/x86/amd/power: Add AMD accumulated power reporting mechanism

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Message-ID: <20160226102952.GD28911@pd.tnic>
Date:	Fri, 26 Feb 2016 11:29:52 +0100
From:	Borislav Petkov <bp@...en8.de>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	Huang Rui <ray.huang@....com>, Borislav Petkov <bp@...e.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,
	spg_linux_kernel@....com, x86@...nel.org,
	Suravee Suthikulpanit <suravee.suthikulpanit@....com>,
	Aravind Gopalakrishnan <Aravind.Gopalakrishnan@....com>,
	Fengguang Wu <fengguang.wu@...el.com>,
	Guenter Roeck <linux@...ck-us.net>
Subject: Re: [PATCH v5] perf/x86/amd/power: Add AMD accumulated power
 reporting mechanism

On Fri, Feb 26, 2016 at 11:18:28AM +0100, Thomas Gleixner wrote:
> On Fri, 26 Feb 2016, Huang Rui wrote:
> > +/* Event code: LSB 8 bits, passed in attr->config any other bit is reserved. */
> > +#define AMD_POWER_EVENT_MASK	0xFFULL
> > +
> > +#define MAX_CUS	8
> 
> What's that define for? Max compute units? So is that stuff eternaly limited
> to 8?

I already sent him a cleaned up version with that dumbness removed:

https://lkml.kernel.org/r/20160128145436.GE14274@pd.tnic

Rui, what's up?

-- 
Regards/Gruss,
    Boris.

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