linux-kernel - [ammarfaizi2-block:robh/linux/dt/pop-pci-nodes 2/2] drivers/pci/of.c:84: undefined reference to `.of_attach

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Message-ID: <202204070238.tRrrzyyE-lkp@intel.com>
Date:   Thu, 7 Apr 2022 02:22:29 +0800
From:   kernel test robot <lkp@...el.com>
To:     Rob Herring <robh@...nel.org>
Cc:     kbuild-all@...ts.01.org,
        GNU/Weeb Mailing List <gwml@...r.gnuweeb.org>,
        linux-kernel@...r.kernel.org
Subject: [ammarfaizi2-block:robh/linux/dt/pop-pci-nodes 2/2]
 drivers/pci/of.c:84: undefined reference to `.of_attach_node'

tree:   https://github.com/ammarfaizi2/linux-block robh/linux/dt/pop-pci-nodes
head:   b9198a9525a97d05b0bb2a7282fede92d7d2d93d
commit: b9198a9525a97d05b0bb2a7282fede92d7d2d93d [2/2] PCI: Create DT nodes if they don't exist
config: powerpc64-buildonly-randconfig-r001-20220405 (https://download.01.org/0day-ci/archive/20220407/202204070238.tRrrzyyE-lkp@intel.com/config)
compiler: powerpc64-linux-gcc (GCC) 11.2.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/ammarfaizi2/linux-block/commit/b9198a9525a97d05b0bb2a7282fede92d7d2d93d
        git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
        git fetch --no-tags ammarfaizi2-block robh/linux/dt/pop-pci-nodes
        git checkout b9198a9525a97d05b0bb2a7282fede92d7d2d93d
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=powerpc SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All error/warnings (new ones prefixed by >>):

>> powerpc64-linux-ld: warning: discarding dynamic section .glink
>> powerpc64-linux-ld: warning: discarding dynamic section .plt
   powerpc64-linux-ld: linkage table error against `of_attach_node'
   powerpc64-linux-ld: stubs don't match calculated size
   powerpc64-linux-ld: can not build stubs: bad value
   powerpc64-linux-ld: drivers/pci/of.o: in function `make_dev_node':
>> drivers/pci/of.c:84: undefined reference to `.of_attach_node'
>> powerpc64-linux-ld: drivers/pci/of.c:84: undefined reference to `.of_attach_node'
   powerpc64-linux-ld: drivers/pci/of.o: in function `make_bus_node':
   drivers/pci/of.c:97: undefined reference to `.of_attach_node'
   powerpc64-linux-ld: drivers/pci/of.c:97: undefined reference to `.of_attach_node'


vim +84 drivers/pci/of.c

    59	
    60	void make_dev_node(struct pci_dev *dev)
    61	{
    62		struct device_node *node;
    63		struct property *prop;
    64		__be32 *val;
    65	
    66		node = make_node();
    67	
    68		prop = kzalloc(sizeof(*prop) + sizeof(__be32) * 5, GFP_KERNEL);
    69		prop->name = "reg";
    70		prop->value = prop + 1;
    71		prop->length = sizeof(__be32) * 5;
    72		val = prop->value;
    73		val[0] = __cpu_to_be32(dev->devfn << 8);
    74		val[4] = __cpu_to_be32(SZ_4K);
    75		node->properties = prop;
    76	
    77		if (pci_is_bridge(dev)) {
    78			add_bus_props(node);
    79			node->full_name = kasprintf(GFP_KERNEL, "pci@%x,%x", PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn));
    80		} else
    81			node->full_name = kasprintf(GFP_KERNEL, "dev@%x,%x", PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn));
    82	
    83		node->parent = dev->bus->dev.of_node;
  > 84		of_attach_node(node);
    85		dev->dev.of_node = node;
    86	}
    87	

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp