Re: [PATCH] vfio/type1: Use follow_pte()

[kernel test robot]

Hi Alex,

I love your patch! Yet something to improve:

[auto build test ERROR on vfio/next]
[also build test ERROR on v5.11-rc7]
[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/Alex-Williamson/vfio-type1-Use-follow_pte/20210213-030541
base:   https://github.com/awilliam/linux-vfio.git next
config: x86_64-rhel (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
        # https://github.com/0day-ci/linux/commit/d1aea3bcf226e5225e706acb7df2f4c68ea8858a
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Alex-Williamson/vfio-type1-Use-follow_pte/20210213-030541
        git checkout d1aea3bcf226e5225e706acb7df2f4c68ea8858a
        # save the attached .config to linux build tree
        make W=1 ARCH=x86_64 

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

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

>> ERROR: modpost: "follow_pte" [drivers/vfio/vfio_iommu_type1.ko] undefined!

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

Attachment: .config.gz
Description: application/gzip