Re: [PATCH 12/17] powerpc: method to initialize ec and vp cores

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

Hi Shrikanth,

kernel test robot noticed the following build errors:

[auto build test ERROR on tip/sched/core]
[also build test ERROR on next-20251121]
[cannot apply to powerpc/next powerpc/fixes driver-core/driver-core-testing driver-core/driver-core-next driver-core/driver-core-linus linus/master v6.18-rc6]
[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/Shrikanth-Hegde/sched-docs-Document-cpu_paravirt_mask-and-Paravirt-CPU-concept/20251119-204931
base:   tip/sched/core
patch link:    https://lore.kernel.org/r/20251119124449.1149616-13-sshegde%40linux.ibm.com
patch subject: [PATCH 12/17] powerpc: method to initialize ec and vp cores
config: powerpc-pasemi_defconfig (https://download.01.org/0day-ci/archive/20251121/202511211747.WJdFJoRB-lkp@intel.com/config)
compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 9e9fe08b16ea2c4d9867fb4974edf2a3776d6ece)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251121/202511211747.WJdFJoRB-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/202511211747.WJdFJoRB-lkp@intel.com/

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: pseries_init_ec_vp_cores
   >>> referenced by smp.c
   >>>               arch/powerpc/kernel/smp.o:(smp_cpus_done) in archive vmlinux.a

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