From: Vince Weaver <vincent.weaver@maine.edu>
To: Borislav Petkov <bp@alien8.de>
Cc: Vince Weaver <vincent.weaver@maine.edu>,
Huang Rui <ray.huang@amd.com>,
linux-kernel@vger.kernel.org,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>
Subject: Re: [patch] events/amd/power add support for fam16h model30h
Date: Fri, 17 Jun 2016 14:58:41 -0400 (EDT) [thread overview]
Message-ID: <alpine.DEB.2.20.1606171456420.20990@macbook-air> (raw)
In-Reply-To: <20160617181906.GM3912@pd.tnic>
On Fri, 17 Jun 2016, Borislav Petkov wrote:
> On Fri, Jun 17, 2016 at 01:38:44PM -0400, Vince Weaver wrote:
> > F15hM02h
> >
> > fam15h_power-pci-00c4
> > Adapter: PCI adapter
> > power1: 105.64 W (crit = 115.17 W)
> >
> > fam15h_power-pci-00d4
> > Adapter: PCI adapter
> > power1: 105.59 W (crit = 115.17 W)
>
> Is that a dual-socket machine?
>
> Because I have only the fam15h_power-pci-00c4 adapter. And mine goes
> between 20W and 40W in idle.
It's a dual-socket server machine.
AMD Opteron(tm) Processor 6376
2 packages, 16 cores each.
> That's Trinity. That PCI device ID is not even in the kernel - I'm
> guessing no one has even thought of enabling fam15_power on it. I don't
> know even whether it supports the different PCI interfaces like TDP, TDP
> limit, etc.
>
> IOW, something like that might not really help.
I'll try applying the patch. My code that probes the msrs/pci directly
from userspace seems to think it has support.
Vince
next prev parent reply other threads:[~2016-06-17 19:05 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-16 21:00 Vince Weaver
2016-06-16 21:12 ` Borislav Petkov
2016-06-17 10:07 ` Huang Rui
2016-06-17 10:31 ` Borislav Petkov
2016-06-17 15:56 ` Vince Weaver
2016-06-17 16:27 ` Borislav Petkov
2016-06-17 17:38 ` Vince Weaver
2016-06-17 18:19 ` Borislav Petkov
2016-06-17 18:58 ` Vince Weaver [this message]
2016-06-17 19:41 ` Vince Weaver
2016-06-17 19:57 ` Borislav Petkov
2016-06-17 19:51 ` Borislav Petkov
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