Re: [PATCH v1] arch_topology: Adjust initial CPU capacities with current freq

[kbuild test robot]

Hi Jeffy,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on driver-core/driver-core-testing]
[also build test ERROR on linux/master linus/master v5.5-rc5 next-20200108]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Jeffy-Chen/arch_topology-Adjust-initial-CPU-capacities-with-current-freq/20200110-083308
base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core.git adc92dd4550ee038a9794eae1c05d88721a3a737
config: riscv-rv32_defconfig (attached as .config)
compiler: riscv32-linux-gcc (GCC) 7.5.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        GCC_VERSION=7.5.0 make.cross ARCH=riscv 

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

All errors (new ones prefixed by >>):

   drivers/base/arch_topology.o: In function `.L19':
>> arch_topology.c:(.text+0x1a2): undefined reference to `__udivdi3'

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0-DAY kernel test infrastructure                 Open Source Technology Center
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