From: "hch@lst.de" <hch@lst.de>
To: "Derrick, Jonathan" <jonathan.derrick@intel.com>
Cc: "hch@lst.de" <hch@lst.de>,
"mr.nuke.me@gmail.com" <mr.nuke.me@gmail.com>,
"Shevchenko, Andriy" <andriy.shevchenko@intel.com>,
"lorenzo.pieralisi@arm.com" <lorenzo.pieralisi@arm.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"mika.westerberg@linux.intel.com"
<mika.westerberg@linux.intel.com>,
"helgaas@kernel.org" <helgaas@kernel.org>,
"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
"Baldysiak, Pawel" <pawel.baldysiak@intel.com>,
"okaya@kernel.org" <okaya@kernel.org>,
"kbusch@kernel.org" <kbusch@kernel.org>
Subject: Re: [RFC 0/9] PCIe Hotplug Slot Emulation driver
Date: Mon, 10 Feb 2020 17:58:57 +0100 [thread overview]
Message-ID: <20200210165857.GA19419@lst.de> (raw)
In-Reply-To: <3a4de58ad83a88f90f372e162c39d09eeebd8043.camel@intel.com>
On Mon, Feb 10, 2020 at 03:05:47PM +0000, Derrick, Jonathan wrote:
> > The code seems like one giant hack to me. What is the real life
> > use case for this? Another Intel chipset fuckup like vmd or the ahci
> > remapping?
> >
> Exactly as the cover letter describes. An interposer being used on a
> non-hotplug slot.
That isn't a use a case, that iѕ a description of the implementation.
Why would you want this code?
next prev parent reply other threads:[~2020-02-10 16:59 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-07 23:59 [RFC 0/9] PCIe Hotplug Slot Emulation driver Jon Derrick
2020-02-07 23:59 ` [RFC 1/9] PCI: pci-bridge-emul: Update PCIe register behaviors Jon Derrick
2020-02-08 9:55 ` Andy Shevchenko
2020-03-28 21:42 ` Bjorn Helgaas
2020-02-08 0:00 ` [RFC 2/9] PCI: pci-bridge-emul: Eliminate reserved member Jon Derrick
2020-03-28 21:43 ` Bjorn Helgaas
2020-02-08 0:00 ` [RFC 3/9] PCI: pci-bridge-emul: Provide a helper to set behavior Jon Derrick
2020-02-08 0:00 ` [RFC 4/9] PCI: pciehp: Indirect slot register operations Jon Derrick
2020-02-08 0:00 ` [RFC 5/9] PCI: Add pcie_port_slot_emulated stub Jon Derrick
2020-02-08 0:00 ` [RFC 6/9] PCI: pciehp: Expose the poll loop to other drivers Jon Derrick
2020-02-08 0:00 ` [RFC 7/9] PCI: Move pci_dev_str_match to search.c Jon Derrick
2020-02-08 0:00 ` [RFC 8/9] PCI: pciehp: Add hotplug slot emulation driver Jon Derrick
2020-02-08 0:00 ` [RFC 9/9] PCI: pciehp: Wire up pcie_port_emulate_slot and pciehp_emul Jon Derrick
2020-02-10 7:01 ` [RFC 0/9] PCIe Hotplug Slot Emulation driver Christoph Hellwig
2020-02-10 15:05 ` Derrick, Jonathan
2020-02-10 16:58 ` hch [this message]
2020-02-10 17:09 ` Derrick, Jonathan
2020-03-28 21:51 ` Bjorn Helgaas
2020-03-30 17:43 ` Derrick, Jonathan
2020-03-30 17:49 ` hch
2020-04-01 21:45 ` Bjorn Helgaas
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