Re: [PATCH] sched/core: forced idle accounting

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

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Hi Josh,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on tip/sched/core]
[also build test ERROR on tip/master next-20211011]
[cannot apply to linux/master linus/master v5.15-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]

url:    https://github.com/0day-ci/linux/commits/Josh-Don/sched-core-forced-idle-accounting/20211008-095615
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 769fdf83df57b373660343ef4270b3ada91ef434
config: i386-randconfig-a004-20211011 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project f95d9c95bbf4cf662b9a181245fc6dcede39f590)
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/0day-ci/linux/commit/b2e2ae116ab03285ca899a48b9d23cbedab5ad0a
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Josh-Don/sched-core-forced-idle-accounting/20211008-095615
        git checkout b2e2ae116ab03285ca899a48b9d23cbedab5ad0a
        # save the attached .config to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

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 >>):

>> ld.lld: error: undefined symbol: __udivdi3
   >>> referenced by core_sched.c:282 (kernel/sched/core_sched.c:282)
   >>>               sched/core_sched.o:(sched_core_account_forceidle) in archive kernel/built-in.a

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

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