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Message-ID: <20170726161949.GB15426@kroah.com>
Date: Wed, 26 Jul 2017 09:19:49 -0700
From: Greg KH <gregkh@...uxfoundation.org>
To: Borislav Petkov <bp@...en8.de>
Cc: Jan Glauber <jan.glauber@...iumnetworks.com>,
Suzuki K Poulose <Suzuki.Poulose@....com>,
Mark Rutland <mark.rutland@....com>,
Will Deacon <will.deacon@....com>,
linux-arm-kernel@...ts.infradead.org,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v8 1/3] perf: cavium: Support memory controller PMU
counters
On Wed, Jul 26, 2017 at 05:55:48PM +0200, Borislav Petkov wrote:
> On Wed, Jul 26, 2017 at 05:45:15PM +0200, Jan Glauber wrote:
> > The PMU/EDAC devices are all PCI devices do I need the 'struct pci_dev *'.
> > I'm not aware of other ways to access these devices. Please enlighten
> > me if I'm missing something.
>
> Me enlighten you on Cavium hardware?! You're funny.
>
> So I don't know whether the PCI hotplug code can run more than one
> function upon PCI ID detection. Probably Greg will say, write a
> multiplexer wrapper. :-)
-ENOCONTEXT....
Anyway, pci questions are best asked on the linux-pci@...r list. And
yes, all PCI devices end up with a 'struct pci_dev *' automatically.
thanks,
greg k-h
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