linux-kernel - Re: [PATCH v8 1/3] perf: cavium: Support memory controller PMU counters

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Message-ID: <20170726155548.GF28875@nazgul.tnic>
Date:   Wed, 26 Jul 2017 17:55:48 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Jan Glauber <jan.glauber@...iumnetworks.com>
Cc:     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>,
        Greg KH <gregkh@...uxfoundation.org>
Subject: Re: [PATCH v8 1/3] perf: cavium: Support memory controller PMU
 counters

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. :-)

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
--