From mboxrd@z Thu Jan 1 00:00:00 1970 From: bp@alien8.de (Borislav Petkov) Date: Wed, 26 Jul 2017 18:30:49 +0200 Subject: [PATCH v8 1/3] perf: cavium: Support memory controller PMU counters In-Reply-To: <20170726161949.GB15426@kroah.com> References: <20170726111946.GA6273@hc> <20170726131058.GA8665@hc> <131179fe-42e7-f286-5bd4-801f4c93d5f9@arm.com> <20170726145522.GC28875@nazgul.tnic> <20170726151314.GA10696@hc> <20170726153502.GE28875@nazgul.tnic> <20170726154515.GA11453@hc> <20170726155548.GF28875@nazgul.tnic> <20170726161949.GB15426@kroah.com> Message-ID: <20170726163049.GG28875@nazgul.tnic> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, Jul 26, 2017 at 09:19:49AM -0700, Greg KH wrote: > 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 at vger list. And > yes, all PCI devices end up with a 'struct pci_dev *' automatically. Simple: so they have a PCI ID of a memory contoller and want to hotplug two drivers for it. And those two drivers should remain independent from each other. Thanks. -- Regards/Gruss, Boris. ECO tip #101: Trim your mails when you reply. --