[qais-yousef:pelt-halflife-sysctl 11/12] nios2-linux-ld: kernel/sysctl.o:undefined reference to `sysctl_sched_pelt_halflife'

[qais-yousef:pelt-halflife-sysctl 11/12] nios2-linux-ld: kernel/sysctl.o:undefined reference to `sysctl_sched_pelt_halflife'

[kernel test robot]

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tree:   https://github.com/qais-yousef/linux pelt-halflife-sysctl
head:   c35bd693d02f8a88f3ea301c880a70361dd6d15f
commit: 631acd39dd05f2f2d2b9b4a634b8799743afa4c9 [11/12] sched/pelt: add new sysctl to modify halflife
config: nios2-defconfig (attached as .config)
compiler: nios2-linux-gcc (GCC) 9.3.0
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/qais-yousef/linux/commit/631acd39dd05f2f2d2b9b4a634b8799743afa4c9
        git remote add qais-yousef https://github.com/qais-yousef/linux
        git fetch --no-tags qais-yousef pelt-halflife-sysctl
        git checkout 631acd39dd05f2f2d2b9b4a634b8799743afa4c9
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=nios2 

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 >>):

>> nios2-linux-ld: kernel/sysctl.o:(.data+0x9c4): undefined reference to `sysctl_sched_pelt_halflife'
>> nios2-linux-ld: kernel/sysctl.o:(.data+0x9d4): undefined reference to `sysctl_sched_pelt_halflife_handler'

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

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