Hi Chen, [auto build test ERROR on pm/linux-next -- if it's inappropriate base, please suggest rules for selecting the more suitable base] url: https://github.com/0day-ci/linux/commits/Chen-Yu/ACPI-Using-correct-irq-when-waiting-for-events/20151025-010210 config: x86_64-randconfig-x015-201543 (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=x86_64 All error/warnings (new ones prefixed by >>): In file included from include/uapi/linux/stddef.h:1:0, from include/linux/stddef.h:4, from include/uapi/linux/posix_types.h:4, from include/uapi/linux/types.h:13, from include/linux/types.h:5, from include/linux/list.h:4, from include/linux/module.h:9, from drivers/acpi/osl.c:26: drivers/acpi/osl.c: In function 'acpi_os_wait_events_complete': >> drivers/acpi/osl.c:1183:6: error: implicit declaration of function 'acpi_sci_irq_valid' [-Werror=implicit-function-declaration] if (acpi_sci_irq_valid()) ^ include/linux/compiler.h:147:28: note: in definition of macro '__trace_if' if (__builtin_constant_p((cond)) ? !!(cond) : \ ^ >> drivers/acpi/osl.c:1183:2: note: in expansion of macro 'if' if (acpi_sci_irq_valid()) ^ >> drivers/acpi/osl.c:1184:23: error: 'acpi_sci_irq' undeclared (first use in this function) synchronize_hardirq(acpi_sci_irq); ^ drivers/acpi/osl.c:1184:23: note: each undeclared identifier is reported only once for each function it appears in cc1: some warnings being treated as errors vim +/acpi_sci_irq_valid +1183 drivers/acpi/osl.c 1177 void acpi_os_wait_events_complete(void) 1178 { 1179 /* 1180 * Make sure the GPE handler or the fixed event handler is not used 1181 * on another CPU after removal. 1182 */ > 1183 if (acpi_sci_irq_valid()) > 1184 synchronize_hardirq(acpi_sci_irq); 1185 flush_workqueue(kacpid_wq); 1186 flush_workqueue(kacpi_notify_wq); 1187 } --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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