[rafael-pm:bleeding-edge 7/9] drivers/acpi/processor_idle.c:63: undefined reference to `arch_cpu_rescan_dead_smt_siblings'

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

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git bleeding-edge
head:   aedfeec2f90dc1553d4e2230c4f5d30c2a6876d4
commit: 0e0551545a620641d99184afff8b2079cedd11da [7/9] ACPI: processor: Rescan "dead" SMT siblings during initialization
config: i386-buildonly-randconfig-003-20250607 (https://download.01.org/0day-ci/archive/20250607/202506070341.ACtZRDtC-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250607/202506070341.ACtZRDtC-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/202506070341.ACtZRDtC-lkp@intel.com/

All errors (new ones prefixed by >>):

   ld: drivers/acpi/processor_idle.o: in function `acpi_idle_rescan_dead_smt_siblings':
>> drivers/acpi/processor_idle.c:63: undefined reference to `arch_cpu_rescan_dead_smt_siblings'


vim +63 drivers/acpi/processor_idle.c

    58	
    59	#ifdef CONFIG_ACPI_PROCESSOR_CSTATE
    60	void acpi_idle_rescan_dead_smt_siblings(void)
    61	{
    62		if (cpuidle_get_driver() == &acpi_idle_driver)
  > 63			arch_cpu_rescan_dead_smt_siblings();
    64	}
    65	

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