Re: [PATCH v2 3/3] iommufd/selftest: Add coverage for reserved IOVAs

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

Hi Nicolin,

kernel test robot noticed the following build errors:

[auto build test ERROR on shuah-kselftest/next]
[also build test ERROR on shuah-kselftest/fixes linus/master v6.11-rc2 next-20240809]
[cannot apply to joro-iommu/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/Nicolin-Chen/iommufd-Reorder-include-files/20240803-210818
base:   https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git next
patch link:    https://lore.kernel.org/r/544ab894a301c83eb9f9d7a6326f4cb87f517019.1722644866.git.nicolinc%40nvidia.com
patch subject: [PATCH v2 3/3] iommufd/selftest: Add coverage for reserved IOVAs
config: x86_64-rhel-8.3-kselftests (https://download.01.org/0day-ci/archive/20240809/202408092301.M51NPXgL-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240809/202408092301.M51NPXgL-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202408092301.M51NPXgL-lkp@intel.com/

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

WARNING: modpost: missing MODULE_DESCRIPTION() in kernel/locking/test-ww_mutex.o
WARNING: modpost: missing MODULE_DESCRIPTION() in drivers/usb/serial/usb_debug.o
>> ERROR: modpost: "iommu_dma_prepare_msi" [drivers/iommu/iommufd/iommufd.ko] undefined!

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki