Re: [PATCH 2/3][v2] ACPI: Using correct irq when waiting for events

[kbuild test robot <lkp@intel.com>]

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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
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