Hi "Maciej, I love your patch! Yet something to improve: [auto build test ERROR on tty/tty-testing] [also build test ERROR on usb/usb-testing v5.17-rc3 next-20220211] [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/Maciej-W-Rozycki/serial-8250-Cor... base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-testing config: riscv-allmodconfig (https://download.01.org/0day-ci/archive/20220212/202202121734.Zc1GlUwC-lk...) compiler: riscv64-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/0day-ci/linux/commit/aa68e36c332457acb464b083c920d10f0... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Maciej-W-Rozycki/serial-8250-Correct-basic-issues-with-the-PCI-blacklist/20220212-164230 git checkout aa68e36c332457acb464b083c920d10f0e5a9865 # 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=riscv SHELL=/bin/bash drivers/tty/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): 3522 | (IS_ENABLED(CONFIG_##option) ? 0 : (kernel_ulong_t)&#option) | ^ drivers/tty/serial/8250/8250_pci.c:3535:39: note: in expansion of macro 'REPORT_CONFIG' 3535 | { PCI_DEVICE(0x4348, 0x7053), REPORT_CONFIG(PARPORT_SERIAL), }, | ^~~~~~~~~~~~~ drivers/tty/serial/8250/8250_pci.c:3522:9: note: (near initialization for 'blacklist[3].class') 3522 | (IS_ENABLED(CONFIG_##option) ? 0 : (kernel_ulong_t)&#option) | ^ drivers/tty/serial/8250/8250_pci.c:3535:39: note: in expansion of macro 'REPORT_CONFIG' 3535 | { PCI_DEVICE(0x4348, 0x7053), REPORT_CONFIG(PARPORT_SERIAL), }, | ^~~~~~~~~~~~~ 3522 | (IS_ENABLED(CONFIG_##option) ? 0 : (kernel_ulong_t)&#option) | ^ drivers/tty/serial/8250/8250_pci.c:3537:39: note: in expansion of macro 'REPORT_CONFIG' 3537 | { PCI_DEVICE(0x4348, 0x5053), REPORT_CONFIG(PARPORT_SERIAL), }, | ^~~~~~~~~~~~~ drivers/tty/serial/8250/8250_pci.c:3522:9: note: (near initialization for 'blacklist[4].class') 3522 | (IS_ENABLED(CONFIG_##option) ? 0 : (kernel_ulong_t)&#option) | ^ drivers/tty/serial/8250/8250_pci.c:3537:39: note: in expansion of macro 'REPORT_CONFIG' 3537 | { PCI_DEVICE(0x4348, 0x5053), REPORT_CONFIG(PARPORT_SERIAL), }, | ^~~~~~~~~~~~~ 3522 | (IS_ENABLED(CONFIG_##option) ? 0 : (kernel_ulong_t)&#option) | ^ drivers/tty/serial/8250/8250_pci.c:3539:39: note: in expansion of macro 'REPORT_CONFIG' 3539 | { PCI_DEVICE(0x1c00, 0x3250), REPORT_CONFIG(PARPORT_SERIAL), }, | ^~~~~~~~~~~~~ drivers/tty/serial/8250/8250_pci.c:3522:9: note: (near initialization for 'blacklist[5].class') 3522 | (IS_ENABLED(CONFIG_##option) ? 0 : (kernel_ulong_t)&#option) | ^ drivers/tty/serial/8250/8250_pci.c:3539:39: note: in expansion of macro 'REPORT_CONFIG' 3539 | { PCI_DEVICE(0x1c00, 0x3250), REPORT_CONFIG(PARPORT_SERIAL), }, | ^~~~~~~~~~~~~ vim +3522 drivers/tty/serial/8250/8250_pci.c 3520 3521 #define REPORT_CONFIG(option) \ 3523 #define REPORT_8250_CONFIG(option) \ 3524 (IS_ENABLED(CONFIG_SERIAL_8250_##option) ? \ 3525 0 : (kernel_ulong_t)&"SERIAL_8250_"#option) 3526 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org