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Subject[linuxppc:next-test 18/70] arch/powerpc/platforms/pseries/hotplug-cpu.c:1022:8: error: 'node_to_cpumask_map' undeclared
tree:   https://github.com/linuxppc/linux next-test
head: aaf01a9f507c108cc8e86f420b0a81e21354be1b
commit: bd1dd4c5f5286df0148b5b316f37c583b8f55fa1 [18/70] powerpc/pseries: Prevent free CPU ids being reused on another node
config: powerpc-randconfig-r005-20210812 (attached as .config)
compiler: powerpc-linux-gcc (GCC) 10.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/linuxppc/linux/commit/bd1dd4c5f5286df0148b5b316f37c583b8f55fa1
git remote add linuxppc https://github.com/linuxppc/linux
git fetch --no-tags linuxppc next-test
git checkout bd1dd4c5f5286df0148b5b316f37c583b8f55fa1
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-10.3.0 make.cross O=build_dir ARCH=powerpc SHELL=/bin/bash arch/powerpc/platforms/pseries/

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 >>):

arch/powerpc/platforms/pseries/hotplug-cpu.c: In function 'pseries_cpu_hotplug_init':
>> arch/powerpc/platforms/pseries/hotplug-cpu.c:1022:8: error: 'node_to_cpumask_map' undeclared (first use in this function)
1022 | node_to_cpumask_map[node]);
| ^~~~~~~~~~~~~~~~~~~
arch/powerpc/platforms/pseries/hotplug-cpu.c:1022:8: note: each undeclared identifier is reported only once for each function it appears in


vim +/node_to_cpumask_map +1022 arch/powerpc/platforms/pseries/hotplug-cpu.c

999
1000 rtas_stop_self_token = rtas_token("stop-self");
1001 qcss_tok = rtas_token("query-cpu-stopped-state");
1002
1003 if (rtas_stop_self_token == RTAS_UNKNOWN_SERVICE ||
1004 qcss_tok == RTAS_UNKNOWN_SERVICE) {
1005 printk(KERN_INFO "CPU Hotplug not supported by firmware "
1006 "- disabling.\n");
1007 return 0;
1008 }
1009
1010 smp_ops->cpu_offline_self = pseries_cpu_offline_self;
1011 smp_ops->cpu_disable = pseries_cpu_disable;
1012 smp_ops->cpu_die = pseries_cpu_die;
1013
1014 /* Processors can be added/removed only on LPAR */
1015 if (firmware_has_feature(FW_FEATURE_LPAR)) {
1016 for_each_node(node) {
1017 alloc_bootmem_cpumask_var(&node_recorded_ids_map[node]);
1018
1019 /* Record ids of CPU added at boot time */
1020 cpumask_or(node_recorded_ids_map[node],
1021 node_recorded_ids_map[node],
> 1022 node_to_cpumask_map[node]);

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