12:11 a.m.
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(a)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
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0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org