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    SubjectRe: [PATCH V6 01/13] pci, acpi, x86, ia64: Move ACPI host bridge device companion assignment to core code.
    On Sat, Apr 16, 2016 at 04:41:45AM +0800, kbuild test robot wrote:
    > Hi Tomasz,
    >
    > [auto build test ERROR on pci/next]
    > [also build test ERROR on v4.6-rc3 next-20160415]
    > [if your patch is applied to the wrong git tree, please drop us a note to help improving the system]
    >
    > url: https://github.com/0day-ci/linux/commits/Tomasz-Nowicki/Support-for-generic-ACPI-based-PCI-host-controller/20160416-011935
    > base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next
    > config: ia64-allmodconfig (attached as .config)
    > reproduce:
    > wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
    > chmod +x ~/bin/make.cross
    > # save the attached .config to linux build tree
    > make.cross ARCH=ia64
    >
    > All errors (new ones prefixed by >>):
    >
    > drivers/pci/hotplug/sgi_hotplug.c: In function 'enable_slot':
    > >> drivers/pci/hotplug/sgi_hotplug.c:412:61: error: 'struct pci_controller' has no member named 'companion'
    > phandle = acpi_device_handle(PCI_CONTROLLER(slot->pci_bus)->companion);
    > ^
    > drivers/pci/hotplug/sgi_hotplug.c: In function 'disable_slot':
    > drivers/pci/hotplug/sgi_hotplug.c:491:32: error: 'struct pci_controller' has no member named 'companion'
    > PCI_CONTROLLER(slot->pci_bus)->companion) {
    > ^
    > drivers/pci/hotplug/sgi_hotplug.c:500:61: error: 'struct pci_controller' has no member named 'companion'
    > phandle = acpi_device_handle(PCI_CONTROLLER(slot->pci_bus)->companion);
    > ^

    I assume somebody is fixing this?

    >
    > vim +412 drivers/pci/hotplug/sgi_hotplug.c
    >
    > 3e643e77 John Keller 2007-01-30 406 struct acpi_device *pdevice;
    > 3e643e77 John Keller 2007-01-30 407 acpi_handle phandle;
    > 3e643e77 John Keller 2007-01-30 408 acpi_handle chandle = NULL;
    > 3e643e77 John Keller 2007-01-30 409 acpi_handle rethandle;
    > 3e643e77 John Keller 2007-01-30 410 acpi_status ret;
    > 3e643e77 John Keller 2007-01-30 411
    > 7b199811 Rafael J. Wysocki 2013-11-11 @412 phandle = acpi_device_handle(PCI_CONTROLLER(slot->pci_bus)->companion);
    > 3e643e77 John Keller 2007-01-30 413
    > 3e643e77 John Keller 2007-01-30 414 if (acpi_bus_get_device(phandle, &pdevice)) {
    > 227f0647 Ryan Desfosses 2014-04-18 415 dev_dbg(&slot->pci_bus->self->dev, "no parent device, assuming NULL\n");
    >
    > :::::: The code at line 412 was first introduced by commit
    > :::::: 7b1998116bbb2f3e5dd6cb9a8ee6db479b0b50a9 ACPI / driver core: Store an ACPI device pointer in struct acpi_dev_node
    >
    > :::::: TO: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
    > :::::: CC: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
    >
    > ---
    > 0-DAY kernel test infrastructure Open Source Technology Center
    > https://lists.01.org/pipermail/kbuild-all Intel Corporation


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