Hi Manivannan, kernel test robot noticed the following build errors: [auto build test ERROR on 91e3b24eb7d297d9d99030800ed96944b8652eaf] url: https://github.com/intel-lab-lkp/linux/commits/Manivannan-Sadhasivam-via-B4-Relay/PCI-qcom-ep-Drop-the-redundant-masking-of-global-IRQ-events/20240716-014703 base: 91e3b24eb7d297d9d99030800ed96944b8652eaf patch link: https://lore.kernel.org/r/20240715-pci-qcom-hotplug-v1-6-5f3765cc873a%40linaro.org patch subject: [PATCH 06/14] PCI: endpoint: Assign PCI domain number for endpoint controllers config: i386-randconfig-001-20240716 (https://download.01.org/0day-ci/archive/20240716/202407162357.A9pxRKuo-lkp@xxxxxxxxx/config) compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240716/202407162357.A9pxRKuo-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202407162357.A9pxRKuo-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> drivers/pci/endpoint/pci-epc-core.c:902:19: error: call to undeclared function 'pci_bus_find_domain_nr'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 902 | epc->domain_nr = pci_bus_find_domain_nr(NULL, dev); | ^ 1 error generated. vim +/pci_bus_find_domain_nr +902 drivers/pci/endpoint/pci-epc-core.c 866 867 /** 868 * __pci_epc_create() - create a new endpoint controller (EPC) device 869 * @dev: device that is creating the new EPC 870 * @ops: function pointers for performing EPC operations 871 * @owner: the owner of the module that creates the EPC device 872 * 873 * Invoke to create a new EPC device and add it to pci_epc class. 874 */ 875 struct pci_epc * 876 __pci_epc_create(struct device *dev, const struct pci_epc_ops *ops, 877 struct module *owner) 878 { 879 int ret; 880 struct pci_epc *epc; 881 882 if (WARN_ON(!dev)) { 883 ret = -EINVAL; 884 goto err_ret; 885 } 886 887 epc = kzalloc(sizeof(*epc), GFP_KERNEL); 888 if (!epc) { 889 ret = -ENOMEM; 890 goto err_ret; 891 } 892 893 mutex_init(&epc->lock); 894 mutex_init(&epc->list_lock); 895 INIT_LIST_HEAD(&epc->pci_epf); 896 897 device_initialize(&epc->dev); 898 epc->dev.class = &pci_epc_class; 899 epc->dev.parent = dev; 900 epc->dev.release = pci_epc_release; 901 epc->ops = ops; > 902 epc->domain_nr = pci_bus_find_domain_nr(NULL, dev); 903 904 ret = dev_set_name(&epc->dev, "%s", dev_name(dev)); 905 if (ret) 906 goto put_dev; 907 908 ret = device_add(&epc->dev); 909 if (ret) 910 goto put_dev; 911 912 epc->group = pci_ep_cfs_add_epc_group(dev_name(dev)); 913 914 return epc; 915 916 put_dev: 917 put_device(&epc->dev); 918 919 err_ret: 920 return ERR_PTR(ret); 921 } 922 EXPORT_SYMBOL_GPL(__pci_epc_create); 923 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
