tree: https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git bleeding-edge head: 834d804571470ca0b77a69243c54dbb9384e321d commit: 0d8588c92566455f14214188bc7803ea63ab463d [7/10] ACPI / button: make module loadable when booted in non-ACPI mode config: i386-randconfig-x014-201816 (attached as .config) compiler: gcc-7 (Debian 7.3.0-16) 7.3.0 reproduce: git checkout 0d8588c92566455f14214188bc7803ea63ab463d # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): module_driver(acpi_button_driver, __acpi_bus_register_driver, module_driver(acpi_button_driver, __acpi_bus_register_driver, ^~~~~~~~~~~~~ drivers/acpi/button.c:653:13: warning: '__acpi_bus_unregister_driver' defined but not used [-Wunused-function] static void __acpi_bus_unregister_driver(struct acpi_driver *driver) ^~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/acpi/button.c:638:12: warning: '__acpi_bus_register_driver' defined but not used [-Wunused-function] static int __acpi_bus_register_driver(struct acpi_driver *driver) ^~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/acpi/button.c:109:27: warning: 'acpi_button_driver' defined but not used [-Wunused-variable] static struct acpi_driver acpi_button_driver = { ^~~~~~~~~~~~~~~~~~ vim +/module_driver +659 drivers/acpi/button.c 658 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation