Re: [RFC PATCH 2/2] tee: Add op-tee helper functions for variable access

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

Hi Masahisa,

[FYI, it's a private test report for your RFC patch.]
[auto build test ERROR on efi/next]
[also build test ERROR on next-20230127]
[cannot apply to linus/master v6.2-rc5]
[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/Masahisa-Kojima/efi-expose-efivar-generic-ops-register-function/20230128-170022
base:   https://git.kernel.org/pub/scm/linux/kernel/git/efi/efi.git next
patch link:    https://lore.kernel.org/r/20230126132120.1661-3-masahisa.kojima%40linaro.org
patch subject: [RFC PATCH 2/2] tee: Add op-tee helper functions for variable access
config: powerpc-randconfig-c042-20230129 (https://download.01.org/0day-ci/archive/20230129/202301291136.9ddQFcPV-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 12.1.0
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/intel-lab-lkp/linux/commit/2ff56d7a5b6fa1214c4ef504b921b52d387e0e3b
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Masahisa-Kojima/efi-expose-efivar-generic-ops-register-function/20230128-170022
        git checkout 2ff56d7a5b6fa1214c4ef504b921b52d387e0e3b
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=powerpc olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

   powerpc-linux-ld: drivers/tee/tee_core.o: in function `tee_register_efivar_ops':
   tee_core.c:(.text+0x22c0): undefined reference to `efivar_supports_writes'
>> powerpc-linux-ld: tee_core.c:(.text+0x22e4): undefined reference to `efivars_generic_ops_unregister'
>> powerpc-linux-ld: tee_core.c:(.text+0x2304): undefined reference to `efivars_register'
   powerpc-linux-ld: drivers/tee/tee_core.o: in function `tee_unregister_efivar_ops':
   tee_core.c:(.text+0x2328): undefined reference to `efivars_unregister'
>> powerpc-linux-ld: tee_core.c:(.text+0x2338): undefined reference to `efivars_generic_ops_register'

Kconfig warnings: (for reference only)
   WARNING: unmet direct dependencies detected for HOTPLUG_CPU
   Depends on [n]: SMP [=y] && (PPC_PSERIES [=n] || PPC_PMAC [=n] || PPC_POWERNV [=n] || FSL_SOC_BOOKE [=n])
   Selected by [y]:
   - PM_SLEEP_SMP [=y] && SMP [=y] && (ARCH_SUSPEND_POSSIBLE [=y] || ARCH_HIBERNATION_POSSIBLE [=y]) && PM_SLEEP [=y]

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests