[kbuild-all] [android-common:android-4.19 10/14] io-pgtable.c:undefined reference to `iommu_debugfs_top'

tree: https://android.googlesource.com/kernel/common android-4.19 head: a2038b4794fe99dd786877b89c98b84d78650f69 commit: e24979f0e7bff01a70f00a01fccc5d62f6f980aa [10/14] ANDROID: GKI: iommu: Snapshot of vendor changes config: i386-randconfig-a015-20200612 (attached as .config) compiler: gcc-6 (Debian 6.3.0-18+deb9u1) 6.3.0 20170516 reproduce (this is a W=1 build): git checkout e24979f0e7bff01a70f00a01fccc5d62f6f980aa # save the attached .config to linux build tree make W=1 ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>, old ones prefixed by <<): ld: drivers/iommu/io-pgtable.o: in function `io_pgtable_init': --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org