[android-common:android12-5.10 3217/3240] kernel/smp.c:957:7: error: 's2idle_state' undeclared; did you mean

[android-common:android12-5.10 3217/3240] kernel/smp.c:957:7: error: 's2idle_state' undeclared; did you mean

[kernel test robot]

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tree:   https://android.googlesource.com/kernel/common android12-5.10
head:   43edfc892e926ffa364f591dea27729ff4a60f3d
commit: 5ada76d0563798c02c4217d61d85cfacc1279a7a [3217/3240] ANDROID: sched/pause: prevent wake up paused cpus
config: i386-randconfig-r032-20210114 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
        git remote add android-common https://android.googlesource.com/kernel/common
        git fetch --no-tags android-common android12-5.10
        git checkout 5ada76d0563798c02c4217d61d85cfacc1279a7a
        # save the attached .config to linux build tree
        make W=1 ARCH=i386 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   kernel/smp.c:444:6: warning: no previous prototype for 'flush_smp_call_function_from_idle' [-Wmissing-prototypes]
     444 | void flush_smp_call_function_from_idle(void)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   kernel/smp.c: In function 'wake_up_all_idle_cpus':
>> kernel/smp.c:957:7: error: 's2idle_state' undeclared (first use in this function); did you mean 's2idle_wake'?
     957 |   if (s2idle_state == S2IDLE_STATE_ENTER || cpu_active(cpu))
         |       ^~~~~~~~~~~~
         |       s2idle_wake
   kernel/smp.c:957:7: note: each undeclared identifier is reported only once for each function it appears in
>> kernel/smp.c:957:23: error: 'S2IDLE_STATE_ENTER' undeclared (first use in this function)
     957 |   if (s2idle_state == S2IDLE_STATE_ENTER || cpu_active(cpu))
         |                       ^~~~~~~~~~~~~~~~~~


vim +957 kernel/smp.c

   941	
   942	/**
   943	 * wake_up_all_idle_cpus - break all cpus out of idle
   944	 * wake_up_all_idle_cpus try to break all cpus which is in idle state even
   945	 * including idle polling cpus, for non-idle cpus, we will do nothing
   946	 * for them.
   947	 */
   948	void wake_up_all_idle_cpus(void)
   949	{
   950		int cpu;
   951	
   952		preempt_disable();
   953		for_each_online_cpu(cpu) {
   954			if (cpu == smp_processor_id())
   955				continue;
   956	
 > 957			if (s2idle_state == S2IDLE_STATE_ENTER || cpu_active(cpu))
   958				wake_up_if_idle(cpu);
   959		}
   960		preempt_enable();
   961	}
   962	EXPORT_SYMBOL_GPL(wake_up_all_idle_cpus);
   963	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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