Hi Vipin,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on d8f6ef45a623d650f9b97e11553adb4978f6aa70]

url:    https://github.com/0day-ci/linux/commits/Vipin-Sharma/KVM-Move-VM-s-worker-kthreads-back-to-the-original-cgroups-before-exiting/20211214-130827
base:   d8f6ef45a623d650f9b97e11553adb4978f6aa70
config: riscv-defconfig (https://download.01.org/0day-ci/archive/20211214/202112142328.a9ebDmd7-lkp@intel.com/config)
compiler: riscv64-linux-gcc (GCC) 11.2.0
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/0day-ci/linux/commit/fd29d23507ef3f06b61d9de1b7ecd1a0d70136f3
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Vipin-Sharma/KVM-Move-VM-s-worker-kthreads-back-to-the-original-cgroups-before-exiting/20211214-130827
        git checkout fd29d23507ef3f06b61d9de1b7ecd1a0d70136f3
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=riscv SHELL=/bin/bash

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

All errors (new ones prefixed by >>, old ones prefixed by <<):

quoted

ERROR: modpost: "kthreadd_task" [arch/riscv/kvm/kvm.ko] undefined!

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