ERROR: "spurious_interrupt" undefined!

[kernel test robot]

Hi Thomas,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   071a0578b0ce0b0e543d1e38ee6926b9cc21c198
commit: 0ce5ebd24d25f02c73940f047b12733d84b125e8 mfd: ioc3: Add driver for SGI IOC3 chip
date:   9 months ago
config: mips-randconfig-r024-20201017 (attached as .config)
compiler: mips64el-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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0ce5ebd24d25f02c73940f047b12733d84b125e8
        git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
        git fetch --no-tags linus master
        git checkout 0ce5ebd24d25f02c73940f047b12733d84b125e8
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> ERROR: "spurious_interrupt" [drivers/mfd/ioc3.ko] undefined!
>> ERROR: "pci_find_host_bridge" [drivers/mfd/ioc3.ko] undefined!

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

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