linux-kernel - Re: [PATCH v3 4/7] PCI: Record an fwnode associated with root PCI buses, optionally

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Date:	Tue, 27 Oct 2015 09:43:24 +0800
From:	kbuild test robot <lkp@...el.com>
To:	jakeo@...rosoft.com
Cc:	kbuild-all@...org, gregkh@...uxfoundation.org, kys@...rosoft.com,
	linux-kernel@...r.kernel.org, devel@...uxdriverproject.org,
	olaf@...fle.de, apw@...onical.com, vkuznets@...hat.com,
	tglx@...utronix.de, haiyangz@...rosoft.com, marc.zyngier@....com,
	jiang.liu@...ux.intel.com, bhelgaas@...gle.com,
	linux-pci@...r.kernel.org, Jake Oshins <jakeo@...rosoft.com>
Subject: Re: [PATCH v3 4/7] PCI: Record an fwnode associated with root PCI
 buses, optionally

Hi Jake,

[auto build test ERROR on next-20151022 -- if it's inappropriate base, please suggest rules for selecting the more suitable base]

url:    https://github.com/0day-ci/linux/commits/jakeo-microsoft-com/New-paravirtual-PCI-front-end-for-Hyper-V-VMs/20151027-072118
config: powerpc-defconfig (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=powerpc 

All errors (new ones prefixed by >>):

   arch/powerpc/kernel/pci-common.c: In function 'pcibios_scan_phb':
>> arch/powerpc/kernel/pci-common.c:1621:8: error: too few arguments to function 'pci_create_root_bus'
     bus = pci_create_root_bus(hose->parent, hose->first_busno,
           ^
   In file included from arch/powerpc/kernel/pci-common.c:20:0:
   include/linux/pci.h:791:17: note: declared here
    struct pci_bus *pci_create_root_bus(struct device *parent, int bus,
                    ^

vim +/pci_create_root_bus +1621 arch/powerpc/kernel/pci-common.c

be8e60d8 Yinghai Lu    2012-05-17  1615  	hose->busn.start = hose->first_busno;
be8e60d8 Yinghai Lu    2012-05-17  1616  	hose->busn.end	 = hose->last_busno;
be8e60d8 Yinghai Lu    2012-05-17  1617  	hose->busn.flags = IORESOURCE_BUS;
be8e60d8 Yinghai Lu    2012-05-17  1618  	pci_add_resource(&resources, &hose->busn);
be8e60d8 Yinghai Lu    2012-05-17  1619  
0ed2c722 Grant Likely  2009-08-28  1620  	/* Create an empty bus for the toplevel */
45a709f8 Bjorn Helgaas 2011-10-28 @1621  	bus = pci_create_root_bus(hose->parent, hose->first_busno,
45a709f8 Bjorn Helgaas 2011-10-28  1622  				  hose->ops, hose, &resources);
0ed2c722 Grant Likely  2009-08-28  1623  	if (bus == NULL) {
0ed2c722 Grant Likely  2009-08-28  1624  		pr_err("Failed to create bus for PCI domain %04x\n",

:::::: The code at line 1621 was first introduced by commit
:::::: 45a709f890a7b84930942a5f5f82011312fe727c powerpc/PCI: convert to pci_create_root_bus()

:::::: TO: Bjorn Helgaas <bhelgaas@...gle.com>
:::::: CC: Jesse Barnes <jbarnes@...tuousgeek.org>

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0-DAY kernel test infrastructure                Open Source Technology Center
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