Hi Stuart, I love your patch! Yet something to improve: [auto build test ERROR on pci/next] [also build test ERROR on v5.13-rc4 next-20210601] [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/Stuart-Hayes/Add-support-for-PCIe-SSD-status-LED-management/20210602-044006 base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next config: ia64-randconfig-r013-20210602 (attached as .config) compiler: ia64-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/a18fb85f5775efb60fa2f1bb6473eeafe1bf722a git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Stuart-Hayes/Add-support-for-PCIe-SSD-status-LED-management/20210602-044006 git checkout a18fb85f5775efb60fa2f1bb6473eeafe1bf722a # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=ia64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): ia64-linux-ld: drivers/pci/pcie-ssd-leds.o: in function `remove_drive_status_dev.part.0': >> pcie-ssd-leds.c:(.text+0x872): undefined reference to `led_classdev_unregister' ia64-linux-ld: drivers/pci/pcie-ssd-leds.o: in function `probe_pdev': >> pcie-ssd-leds.c:(.text+0xd92): undefined reference to `led_classdev_register_ext' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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