Re: [PATCH v6] ACPI: button: Report wakeup key only for power button wakeups

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

Hi Baorui.Liu,

kernel test robot noticed the following build errors:

[auto build test ERROR on rafael-pm/linux-next]
[also build test ERROR on rafael-pm/bleeding-edge linus/master v7.3 next-20261030]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Baorui-Liu/ACPI-button-Report-wakeup-key-only-for-power-button-wakeups/20261102-171049
base:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
patch link:    https://lore.kernel.org/r/20261102091049.856-1-baorliu%40amd.com
patch subject: [PATCH v6] ACPI: button: Report wakeup key only for power button wakeups
config: arm64-randconfig-1001-20261102 (https://download.01.org/0day-ci/archive/20261103/202611030545.3st9p1ha-lkp@intel.com/config)
compiler: clang version 19.1.7 (https://github.com/llvm/llvm-project cd708029e0b2869e80abe31ddb175f7c35361f90)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261103/202611030545.3st9p1ha-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202611030545.3st9p1ha-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from drivers/gpu/drm/nouveau/nouveau_connector.c:27:
   include/acpi/button.h:28:15: error: unknown type name 'bool'
      28 | static inline bool acpi_sleep_pwr_btn_wakeup_pending(void)
         |               ^
   include/acpi/button.h:30:9: error: use of undeclared identifier 'false'; did you mean 'else'?
      30 |         return false;
         |                ^~~~~
         |                else
>> include/acpi/button.h:30:9: error: expected expression
   In file included from drivers/gpu/drm/nouveau/nouveau_connector.c:29:
   In file included from include/linux/pm_runtime.h:11:
   In file included from include/linux/device.h:32:
   In file included from include/linux/device/driver.h:21:
   In file included from include/linux/module.h:20:
   In file included from include/linux/elf.h:6:
   In file included from arch/arm64/include/asm/elf.h:133:
   In file included from include/linux/fs.h:5:
   In file included from include/linux/fs/super.h:5:
   In file included from include/linux/fs/super_types.h:13:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:7:
   include/linux/signal.h:98:11: warning: array index 3 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
      98 |                 return (set->sig[3] | set->sig[2] |
         |                         ^        ~
   include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
      62 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from drivers/gpu/drm/nouveau/nouveau_connector.c:29:
   In file included from include/linux/pm_runtime.h:11:
   In file included from include/linux/device.h:32:
   In file included from include/linux/device/driver.h:21:
   In file included from include/linux/module.h:20:
   In file included from include/linux/elf.h:6:
   In file included from arch/arm64/include/asm/elf.h:133:
   In file included from include/linux/fs.h:5:
   In file included from include/linux/fs/super.h:5:
   In file included from include/linux/fs/super_types.h:13:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:7:
   include/linux/signal.h:98:25: warning: array index 2 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
      98 |                 return (set->sig[3] | set->sig[2] |
         |                                       ^        ~
   include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
      62 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from drivers/gpu/drm/nouveau/nouveau_connector.c:29:
   In file included from include/linux/pm_runtime.h:11:
   In file included from include/linux/device.h:32:
   In file included from include/linux/device/driver.h:21:
   In file included from include/linux/module.h:20:
   In file included from include/linux/elf.h:6:
   In file included from arch/arm64/include/asm/elf.h:133:
   In file included from include/linux/fs.h:5:
   In file included from include/linux/fs/super.h:5:
   In file included from include/linux/fs/super_types.h:13:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:7:
   include/linux/signal.h:99:4: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
      99 |                         set->sig[1] | set->sig[0]) == 0;
         |                         ^        ~
   include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
      62 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from drivers/gpu/drm/nouveau/nouveau_connector.c:29:
   In file included from include/linux/pm_runtime.h:11:
   In file included from include/linux/device.h:32:
   In file included from include/linux/device/driver.h:21:
   In file included from include/linux/module.h:20:
   In file included from include/linux/elf.h:6:
   In file included from arch/arm64/include/asm/elf.h:133:
   In file included from include/linux/fs.h:5:
   In file included from include/linux/fs/super.h:5:
   In file included from include/linux/fs/super_types.h:13:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:7:
   include/linux/signal.h:101:11: warning: array index 1 is past the end of the array (that has type 'unsigned long[1]') [-Warray-bounds]
     101 |                 return (set->sig[1] | set->sig[0]) == 0;
         |                         ^        ~
   include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
      62 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from drivers/gpu/drm/nouveau/nouveau_connector.c:29:
   In file included from include/linux/pm_runtime.h:11:
   In file included from include/linux/device.h:32:
   In file included from include/linux/device/driver.h:21:
   In file included from include/linux/module.h:20:
   In file included from include/linux/elf.h:6:
   In file included from arch/arm64/include/asm/elf.h:133:
   In file included from include/linux/fs.h:5:
   In file included from include/linux/fs/super.h:5:
   In file included from include/linux/fs/super_types.h:13:
   In file included from include/linux/percpu-rwsem.h:7:
   In file included from include/linux/rcuwait.h:6:
   In file included from include/linux/sched/signal.h:7:
   include/linux/signal.h:114:11: warning: array index 3 is past the end of the array (that has type 'const unsigned long[1]') [-Warray-bounds]
     114 |                 return  (set1->sig[3] == set2->sig[3]) &&
         |                          ^         ~
   include/uapi/asm-generic/signal.h:62:2: note: array 'sig' declared here
      62 |         unsigned long sig[_NSIG_WORDS];
         |         ^
   In file included from drivers/gpu/drm/nouveau/nouveau_connector.c:29:
   In file included from include/linux/pm_runtime.h:11:
   In file included from include/linux/device.h:32:
   In file included from include/linux/device/driver.h:21:
   In file included from include/linux/module.h:20:


vim +30 include/acpi/button.h

    17	
    18	/*
    19	 * Set in acpi_suspend_enter() when the fixed power-button status bit is
    20	 * observed (IRQ-disabled context). Consumed by the button driver on resume
    21	 * so KEY_WAKEUP can be reported without calling into the button driver from
    22	 * that early path. Implemented in sleep.c (built-in); safe when
    23	 * CONFIG_ACPI_BUTTON=m.
    24	 */
    25	#ifdef CONFIG_ACPI_SYSTEM_POWER_STATES_SUPPORT
    26	bool acpi_sleep_pwr_btn_wakeup_pending(void);
    27	#else
    28	static inline bool acpi_sleep_pwr_btn_wakeup_pending(void)
    29	{
  > 30		return false;
    31	}
    32	#endif
    33	

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