[vincent.guittot:test/scheduler 6/7] arc-elf-ld: idle.c:undefined reference to `nohz_run_idle_balance'

[vincent.guittot:test/scheduler 6/7] arc-elf-ld: idle.c:undefined reference to `nohz_run_idle_balance'

[kernel test robot]

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tree:   https://git.linaro.org/people/vincent.guittot/kernel.git test/scheduler
head:   1e5360db16325edbc2b5afcd085644615a12b0a8
commit: 870213e345cbcfecdacc95c0d9e41fbd6e44070b [6/7] sched/fair: trigger the update of blocked load on newly idle cpu
config: arc-randconfig-c004-20210209 (attached as .config)
compiler: arc-elf-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
        git remote add vincent.guittot https://git.linaro.org/people/vincent.guittot/kernel.git
        git fetch --no-tags vincent.guittot test/scheduler
        git checkout 870213e345cbcfecdacc95c0d9e41fbd6e44070b
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arc 

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 >>):

   arc-elf-ld: kernel/sched/idle.o: in function `do_idle':
   idle.c:(.text+0xf8): undefined reference to `nohz_run_idle_balance'
>> arc-elf-ld: idle.c:(.text+0xf8): undefined reference to `nohz_run_idle_balance'
   arc-elf-ld: lib/stackdepot.o: in function `filter_irq_stacks':
   stackdepot.c:(.text+0x3de): undefined reference to `__irqentry_text_start'
   arc-elf-ld: stackdepot.c:(.text+0x3de): undefined reference to `__irqentry_text_start'
   arc-elf-ld: stackdepot.c:(.text+0x3fe): undefined reference to `__irqentry_text_end'
   arc-elf-ld: stackdepot.c:(.text+0x3fe): undefined reference to `__irqentry_text_end'
   arc-elf-ld: stackdepot.c:(.text+0x40c): undefined reference to `__softirqentry_text_start'
   arc-elf-ld: stackdepot.c:(.text+0x40c): undefined reference to `__softirqentry_text_start'
   arc-elf-ld: stackdepot.c:(.text+0x414): undefined reference to `__softirqentry_text_end'
   arc-elf-ld: stackdepot.c:(.text+0x414): undefined reference to `__softirqentry_text_end'

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

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