Hi Robert, Thank you for the patch! Yet something to improve: [auto build test ERROR on drm-tip/drm-tip] [cannot apply to drm-intel/for-linux-next v5.16 next-20220121] [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/Robert-Beckett/discrete-card-64K... base: git://anongit.freedesktop.org/drm/drm-tip drm-tip config: i386-randconfig-a005-20220117 (https://download.01.org/0day-ci/archive/20220121/202201211905.O4FxXbsX-lk...) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project d4baf3b1322b84816aa623d8e8cb45a49cb68b84) 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/e7a6d547c26b78357dbad93dc9d8df90b... git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Robert-Beckett/discrete-card-64K-page-support/20220121-044244 git checkout e7a6d547c26b78357dbad93dc9d8df90bc51d025 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/gpu/drm/i915/ 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 >>): In file included from drivers/gpu/drm/i915/i915_gem_gtt.c:296: u64 min_alignment = i915_vm_min_alignment(vm, id); ~~~~~~~~~~~~~~~~~~~~~ ^~ 1 error generated. Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for SND_SOC_CS35L41_SPI Depends on SOUND && !UML && SND && SND_SOC && SPI_MASTER Selected by - SND_SOC_AMD_VANGOGH_MACH && SOUND && !UML && SND && SND_SOC && SND_SOC_AMD_ACP5x && I2C vim +1146 drivers/gpu/drm/i915/selftests/i915_gem_gtt.c 1131 1132 static int misaligned_pin(struct i915_address_space *vm, 1133 u64 hole_start, u64 hole_end, 1134 unsigned long end_time) 1135 { 1136 struct intel_memory_region *mr; 1137 enum intel_region_id id; 1138 unsigned long flags = PIN_OFFSET_FIXED | PIN_USER; 1139 int err = 0; 1140 u64 hole_size = hole_end - hole_start; 1141 1142 if (i915_is_ggtt(vm)) 1143 flags |= PIN_GLOBAL; 1144 1145 for_each_memory_region(mr, vm->i915, id) { 1147 u64 size = min_alignment; 1148 u64 addr = round_up(hole_start + (hole_size / 2), min_alignment); 1149 1150 /* we can't test < 4k alignment due to flags being encoded in lower bits */ 1151 if (min_alignment != I915_GTT_PAGE_SIZE_4K) { 1152 err = misaligned_case(vm, mr, addr + (min_alignment / 2), size, flags); 1153 /* misaligned should error with -EINVAL*/ 1154 if (!err) 1155 err = -EBADSLT; 1156 if (err != -EINVAL) 1157 return err; 1158 } 1159 1160 /* test for vma->size expansion to min page size */ 1161 err = misaligned_case(vm, mr, addr, PAGE_SIZE, flags); 1162 if (min_alignment > hole_size) { 1163 if (!err) 1164 err = -EBADSLT; 1165 else if (err == -ENOSPC) 1166 err = 0; 1167 } 1168 if (err) 1169 return err; 1170 1171 /* test for intermediate size not expanding vma->size for large alignments */ 1172 err = misaligned_case(vm, mr, addr, size / 2, flags); 1173 if (min_alignment > hole_size) { 1174 if (!err) 1175 err = -EBADSLT; 1176 else if (err == -ENOSPC) 1177 err = 0; 1178 } 1179 if (err) 1180 return err; 1181 } 1182 1183 return 0; 1184 } 1185 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org