Hi Dejin, Thank you for the patch! Yet something to improve: [auto build test ERROR on pci/next] [also build test ERROR on wsa/i2c/for-next lwn/docs-next linus/master v5.13-rc4 next-20210604] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Dejin-Zheng/Introduce-pcim_alloc_irq_vectors/20210606-150730 base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next config: sparc-randconfig-c004-20210606 (attached as .config) compiler: sparc64-linux-gcc (GCC) 9.3.0 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/0day-ci/linux/commit/7b311110dce8729956f7545d1f11b2bbd60f6193 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Dejin-Zheng/Introduce-pcim_alloc_irq_vectors/20210606-150730 git checkout 7b311110dce8729956f7545d1f11b2bbd60f6193 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sparc If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): In file included from net/core/rtnetlink.c:37: include/linux/pci.h: In function 'pcim_alloc_irq_vectors': >> include/linux/pci.h:1847:7: error: implicit declaration of function 'pci_is_managed' [-Werror=implicit-function-declaration] 1847 | if (!pci_is_managed(dev)) | ^~~~~~~~~~~~~~ cc1: some warnings being treated as errors -- In file included from arch/sparc/lib/iomap.c:5: include/linux/pci.h: In function 'pcim_alloc_irq_vectors': >> include/linux/pci.h:1847:7: error: implicit declaration of function 'pci_is_managed' [-Werror=implicit-function-declaration] 1847 | if (!pci_is_managed(dev)) | ^~~~~~~~~~~~~~ cc1: all warnings being treated as errors -- In file included from drivers/gpu/drm/drm_file.c:38: include/linux/pci.h: In function 'pcim_alloc_irq_vectors': >> include/linux/pci.h:1847:7: error: implicit declaration of function 'pci_is_managed' [-Werror=implicit-function-declaration] 1847 | if (!pci_is_managed(dev)) | ^~~~~~~~~~~~~~ drivers/gpu/drm/drm_file.c: At top level: drivers/gpu/drm/drm_file.c:789:6: warning: no previous prototype for 'drm_send_event_helper' [-Wmissing-prototypes] 789 | void drm_send_event_helper(struct drm_device *dev, | ^~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors -- In file included from drivers/ide/ide-proc.c:25: include/linux/pci.h: In function 'pcim_alloc_irq_vectors': >> include/linux/pci.h:1847:7: error: implicit declaration of function 'pci_is_managed' [-Werror=implicit-function-declaration] 1847 | if (!pci_is_managed(dev)) | ^~~~~~~~~~~~~~ At top level: drivers/ide/ide-proc.c:457:37: warning: 'ide_media_proc_fops' defined but not used [-Wunused-const-variable=] 457 | static const struct file_operations ide_media_proc_fops = { | ^~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors -- In file included from include/linux/ide.h:18, from drivers/ide/ide-cd_ioctl.c:13: include/linux/pci.h: In function 'pcim_alloc_irq_vectors': >> include/linux/pci.h:1847:7: error: implicit declaration of function 'pci_is_managed' [-Werror=implicit-function-declaration] 1847 | if (!pci_is_managed(dev)) | ^~~~~~~~~~~~~~ drivers/ide/ide-cd_ioctl.c: In function 'ide_cdrom_select_speed': drivers/ide/ide-cd_ioctl.c:212:6: warning: variable 'stat' set but not used [-Wunused-but-set-variable] 212 | int stat; | ^~~~ cc1: some warnings being treated as errors -- In file included from drivers/ata/ahci.h:22, from drivers/ata/ahci_platform.c:21: include/linux/pci.h: In function 'pcim_alloc_irq_vectors': >> include/linux/pci.h:1847:7: error: implicit declaration of function 'pci_is_managed' [-Werror=implicit-function-declaration] 1847 | if (!pci_is_managed(dev)) | ^~~~~~~~~~~~~~ In file included from drivers/ata/ahci_platform.c:21: drivers/ata/ahci_platform.c: At top level: drivers/ata/ahci.h:388:16: warning: initialized field overwritten [-Woverride-init] 388 | .can_queue = AHCI_MAX_CMDS, \ | ^~~~~~~~~~~~~ drivers/ata/ahci_platform.c:40:2: note: in expansion of macro 'AHCI_SHT' 40 | AHCI_SHT(DRV_NAME), | ^~~~~~~~ drivers/ata/ahci.h:388:16: note: (near initialization for 'ahci_platform_sht.can_queue') 388 | .can_queue = AHCI_MAX_CMDS, \ | ^~~~~~~~~~~~~ drivers/ata/ahci_platform.c:40:2: note: in expansion of macro 'AHCI_SHT' 40 | AHCI_SHT(DRV_NAME), | ^~~~~~~~ drivers/ata/ahci.h:392:17: warning: initialized field overwritten [-Woverride-init] 392 | .sdev_attrs = ahci_sdev_attrs | ^~~~~~~~~~~~~~~ drivers/ata/ahci_platform.c:40:2: note: in expansion of macro 'AHCI_SHT' 40 | AHCI_SHT(DRV_NAME), | ^~~~~~~~ drivers/ata/ahci.h:392:17: note: (near initialization for 'ahci_platform_sht.sdev_attrs') 392 | .sdev_attrs = ahci_sdev_attrs | ^~~~~~~~~~~~~~~ drivers/ata/ahci_platform.c:40:2: note: in expansion of macro 'AHCI_SHT' 40 | AHCI_SHT(DRV_NAME), | ^~~~~~~~ cc1: some warnings being treated as errors -- In file included from drivers/usb/host/xhci.c:11: include/linux/pci.h: In function 'pcim_alloc_irq_vectors': >> include/linux/pci.h:1847:7: error: implicit declaration of function 'pci_is_managed' [-Werror=implicit-function-declaration] 1847 | if (!pci_is_managed(dev)) | ^~~~~~~~~~~~~~ drivers/usb/host/xhci.c: In function 'xhci_unmap_temp_buf': drivers/usb/host/xhci.c:1349:15: warning: variable 'len' set but not used [-Wunused-but-set-variable] 1349 | unsigned int len; | ^~~ cc1: some warnings being treated as errors Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for LOCKDEP Depends on DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT && (FRAME_POINTER || MIPS || PPC || S390 || MICROBLAZE || ARM || ARC || X86) Selected by - PROVE_LOCKING && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT - DEBUG_LOCK_ALLOC && DEBUG_KERNEL && LOCK_DEBUGGING_SUPPORT vim +/pci_is_managed +1847 include/linux/pci.h 1827 1828 /** 1829 * pcim_alloc_irq_vectors - a device-managed pci_alloc_irq_vectors() 1830 * @dev: PCI device to operate on 1831 * @min_vecs: minimum number of vectors required (must be >= 1) 1832 * @max_vecs: maximum (desired) number of vectors 1833 * @flags: flags or quirks for the allocation 1834 * 1835 * Return the number of vectors allocated, (which might be smaller than 1836 * @max_vecs) if successful, or a negative error code on error. If less 1837 * than @min_vecs interrupt vectors are available for @dev the function 1838 * will fail with -ENOSPC. 1839 * 1840 * It depends on calling pcim_enable_device() to make IRQ resources 1841 * manageable. 1842 */ 1843 static inline int 1844 pcim_alloc_irq_vectors(struct pci_dev *dev, unsigned int min_vecs, 1845 unsigned int max_vecs, unsigned int flags) 1846 { > 1847 if (!pci_is_managed(dev)) 1848 return -EINVAL; 1849 return pci_alloc_irq_vectors(dev, min_vecs, max_vecs, flags); 1850 } 1851 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org