Hi Jayachandran,

[auto build test ERROR on pci/next]
[also build test ERROR on v4.6-rc3 next-20160411]
[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/Jayachandran-C/ACPI-based-PCI-host-driver-with-generic-ECAM/20160412-064853
base:   https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next
config: arm64-allyesconfig (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=arm64 

All errors (new ones prefixed by >>):

>> drivers/xen/pci.c:31:25: fatal error: asm/pci_x86.h: No such file or directory
    #include <asm/pci_x86.h>
                            ^
   compilation terminated.

vim +31 drivers/xen/pci.c

e28c31a9 Weidong Han           2010-10-27  15   * Place - Suite 330, Boston, MA 02111-1307 USA.
e28c31a9 Weidong Han           2010-10-27  16   *
e28c31a9 Weidong Han           2010-10-27  17   * Author: Weidong Han <weidong.han@intel.com>
e28c31a9 Weidong Han           2010-10-27  18   */
e28c31a9 Weidong Han           2010-10-27  19  
e28c31a9 Weidong Han           2010-10-27  20  #include <linux/pci.h>
55e901fc Jan Beulich           2011-09-22  21  #include <linux/acpi.h>
0b97b03d Ross Lagerwall        2015-04-09  22  #include <linux/pci-acpi.h>
e28c31a9 Weidong Han           2010-10-27  23  #include <xen/xen.h>
e28c31a9 Weidong Han           2010-10-27  24  #include <xen/interface/physdev.h>
e28c31a9 Weidong Han           2010-10-27  25  #include <xen/interface/xen.h>
e28c31a9 Weidong Han           2010-10-27  26  
e28c31a9 Weidong Han           2010-10-27  27  #include <asm/xen/hypervisor.h>
e28c31a9 Weidong Han           2010-10-27  28  #include <asm/xen/hypercall.h>
e28c31a9 Weidong Han           2010-10-27  29  #include "../pci/pci.h"
b7ef4a6d Ben Hutchings         2013-12-31  30  #ifdef CONFIG_PCI_MMCONFIG
8deb3eb1 Konrad Rzeszutek Wilk 2013-10-25 @31  #include <asm/pci_x86.h>
b7ef4a6d Ben Hutchings         2013-12-31  32  #endif
e28c31a9 Weidong Han           2010-10-27  33  
55e901fc Jan Beulich           2011-09-22  34  static bool __read_mostly pci_seg_supported = true;
55e901fc Jan Beulich           2011-09-22  35  
e28c31a9 Weidong Han           2010-10-27  36  static int xen_add_device(struct device *dev)
e28c31a9 Weidong Han           2010-10-27  37  {
e28c31a9 Weidong Han           2010-10-27  38  	int r;
e28c31a9 Weidong Han           2010-10-27  39  	struct pci_dev *pci_dev = to_pci_dev(dev);

:::::: The code at line 31 was first introduced by commit
:::::: 8deb3eb1461e4cb136c88d03ec5a6729ccf2f933 xen/mcfg: Call PHYSDEVOP_pci_mmcfg_reserved for MCFG areas.

:::::: TO: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
:::::: CC: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>

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