tree: git://people.freedesktop.org/~agd5f/linux.git amd-staging-dkms-4.18
head: 937a0a9df97d4c1c7cecf6faa2f501d175bc3c2a
commit: 04ba02775992499651c3dcf684f6fd235092dd0b [1311/1379] Revert
"drm/amdgpu: add amdgpu_vm_entries_mask v2"
config: i386-randconfig-n2-201841 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
git checkout 04ba02775992499651c3dcf684f6fd235092dd0b
# save the attached .config to linux build tree
make ARCH=i386
All errors (new ones prefixed by >>):
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.o: In function
`amdgpu_vm_pt_descendant':
>> drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c:418: undefined reference to
>> `__umoddi3'
vim +418 drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
394
395 /**
396 * amdgpu_vm_pt_descendant - go to child node
397 *
398 * @adev: amdgpu_device pointer
399 * @cursor: current state
400 *
401 * Walk to the child node of the current node.
402 * Returns:
403 * True if the walk was possible, false otherwise.
404 */
405 static bool amdgpu_vm_pt_descendant(struct amdgpu_device *adev,
406 struct amdgpu_vm_pt_cursor *cursor)
407 {
408 unsigned num_entries, shift, idx;
409
410 if (!cursor->entry->entries)
411 return false;
412
413 BUG_ON(!cursor->entry->base.bo);
414 num_entries = amdgpu_vm_num_entries(adev, cursor->level);
415 shift = amdgpu_vm_level_shift(adev, cursor->level);
416
417 ++cursor->level;
> 418 idx = (cursor->pfn >> shift) % num_entries;
419 cursor->parent = cursor->entry;
420 cursor->entry = &cursor->entry->entries[idx];
421 return true;
422 }
423
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
.config.gz
Description: application/gzip
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