Virtualization - Aug 2022 - [PATCH v2 4/4] drivers: virtio: balloon - update inflated memory

Hi Alexander,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on powerpc/next]
[also build test ERROR on char-misc/char-misc-testing linus/master v6.0-rc1
next-20220816]
[cannot apply to soc/for-next]
[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#_base_tree_information]

url:   
https://github.com/intel-lab-lkp/linux/commits/Alexander-Atanasov/Make-place-for-common-balloon-code/20220816-184943
base:   https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next
config: i386-buildonly-randconfig-r004-20220815
(https://download.01.org/0day-ci/archive/20220817/202208170648.gcM3nXqB-lkp at
intel.com/config)
compiler: gcc-11 (Debian 11.3.0-5) 11.3.0
reproduce (this is a W=1 build):
        #
https://github.com/intel-lab-lkp/linux/commit/d37f8ca37c57eb9e68b55ef33ecfce719f98bfe7
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review
Alexander-Atanasov/Make-place-for-common-balloon-code/20220816-184943
        git checkout d37f8ca37c57eb9e68b55ef33ecfce719f98bfe7
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp at intel.com>

All errors (new ones prefixed by >>, old ones prefixed by <<):
>> ERROR: modpost: "balloon_set_inflated_free"
[drivers/virtio/virtio_balloon.ko] undefined!
>> ERROR: modpost: "balloon_set_inflated_total"
[drivers/virtio/virtio_balloon.ko] undefined!
-- 
0-DAY CI Kernel Test Service
https://01.org/lkp