[Intel-gfx] drm-tip compile break

Christian König christian.koenig at amd.com
Thu Mar 31 08:39:47 UTC 2022


Am 31.03.22 um 10:30 schrieb Lucas De Marchi:
> On Thu, Mar 31, 2022 at 10:20:58AM +0200, Christian König wrote:
>> Am 31.03.22 um 10:15 schrieb Lucas De Marchi:
>>> On Thu, Mar 31, 2022 at 09:35:50AM +0200, Christian König wrote:
>>>> Well the fix is trivial, but somehow rebuilding drm-tip always 
>>>> fails for me while merging drm-intel-next.
>>>>
>>>> I probably have somehow messed up reverting the conflict 
>>>> resolution. Ideas?
>>>
>>> It looks like the error is in the wrong conflict resolution in
>>> 629041de3a0c M─┐ Merge remote-tracking branch 
>>> 'drm-misc/drm-misc-next' into drm-tip
>>> you'd need to redo the merge (-i) after telling git
>>> rerere to forget the previous conflict resolution.
>>>
>>> https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdrm.pages.freedesktop.org%2Fmaintainer-tools%2Fdrm-tip.html%23removing-a-wrong-conflict-resolution&data=04%7C01%7Cchristian.koenig%40amd.com%7C4db28b5734c24859ff9908da12f0b216%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637843122239322034%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=rD4fKwnNFGmFoReTCI3fCbC7j1UWA4vAqYpOiG3Lkqc%3D&reserved=0 
>>>
>>>
>>>
>>> it's also useful to use dim -i, to make sure we can build on each merge
>>> afterwards.
>>>
>>> AFAICS the revert would be on 141577c6d0bd 
>>> ("2022y-03m-29d-09h-01m-04s UTC: drm-tip rerere cache update")
>>>
>>> taking a stab on it, should be like below. It even builds,
>>> but I have no confidence to commit it.
>>
>> Please go ahead with that, it looks correct to me.
>
> done

Thanks!

>
>
>>
>> I somehow messed up my installation so badly that even a "drm 
>> rebuild-tip" doesn't work any more and fails to merge drm-intel-next 
>> with a conflict which seems to already be resolved.
>>
>> And when I try to resolve it once more drm-tip says only "Preimage 
>> für 'drivers/gpu/drm/i915/intel_pm.c' aufgezeichnet." and doesn't 
>> seem to remember the conflict resolution.
>>
>> Any advise how I can fix this?
>
> probably:
>     dim ub
>     git clean -fxd
>     git reset --hard drm-tip/rerere-cache
>
>
> To try without pushing, you can do:
>
>     dim -d rebuild-tip

Unfortunately that didn't helped either.

Christian.

>
> it would also be good to get a review on 
> https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgitlab.freedesktop.org%2Fdrm%2Fmaintainer-tools%2F-%2Fmerge_requests%2F16&data=04%7C01%7Cchristian.koenig%40amd.com%7C4db28b5734c24859ff9908da12f0b216%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637843122239322034%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=qOxp0mjxpH73P2Urs6dK5lFIJRG7lyC9uB2at9fZ%2BU4%3D&reserved=0
> that has some improvements on dry-run and other things.
>
> Lucas De Marchi
>
>
>>
>> Thanks,
>> Christian.
>>
>>>
>>> Lucas De Marchi
>>>
>>> -------
>>> diff --cc drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
>>> index dd78402e3cb0,68494b959116..000000000000
>>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
>>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c
>>> @@@ -200,17 -187,20 +187,17 @@@ static void amdgpu_gtt_mgr_del(struct t
>>>    *
>>>    * Re-init the gart for each known BO in the GTT.
>>>    */
>>>  -int amdgpu_gtt_mgr_recover(struct amdgpu_gtt_mgr *mgr)
>>>  +void amdgpu_gtt_mgr_recover(struct amdgpu_gtt_mgr *mgr)
>>>   {
>>> -     struct amdgpu_gtt_node *node;
>>> +     struct ttm_range_mgr_node *node;
>>>       struct drm_mm_node *mm_node;
>>>       struct amdgpu_device *adev;
>>>  -    int r = 0;
>>>         adev = container_of(mgr, typeof(*adev), mman.gtt_mgr);
>>>       spin_lock(&mgr->lock);
>>>       drm_mm_for_each_node(mm_node, &mgr->mm) {
>>> -         node = container_of(mm_node, typeof(*node), 
>>> base.mm_nodes[0]);
>>> -         amdgpu_ttm_recover_gart(node->tbo);
>>> +         node = container_of(mm_node, typeof(*node), mm_nodes[0]);
>>>  -        r = amdgpu_ttm_recover_gart(node->base.bo);
>>>  -        if (r)
>>>  -            break;
>>> ++        amdgpu_ttm_recover_gart(node->base.bo);
>>>       }
>>>       spin_unlock(&mgr->lock);
>>>   diff --cc drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
>>> index fc4563cf2828,28f5e8b21a99..000000000000
>>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
>>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
>>> @@@ -375,9 -375,7 +375,9 @@@ static void amdgpu_vm_bo_base_init(stru
>>>       if (bo->tbo.base.resv != vm->root.bo->tbo.base.resv)
>>>           return;
>>>    + dma_resv_assert_held(vm->root.bo->tbo.base.resv);
>>>  +
>>> -     vm->bulk_moveable = false;
>>> +     ttm_bo_set_bulk_move(&bo->tbo, &vm->lru_bulk_move);
>>>       if (bo->tbo.type == ttm_bo_type_kernel && bo->parent)
>>>           amdgpu_vm_bo_relocated(base);
>>>       else
>>> @@@ -2660,12 -2597,9 +2606,12 @@@ void amdgpu_vm_bo_del(struct 
>>> amdgpu_dev
>>>       struct amdgpu_vm *vm = bo_va->base.vm;
>>>       struct amdgpu_vm_bo_base **base;
>>>    + dma_resv_assert_held(vm->root.bo->tbo.base.resv);
>>>  +
>>>       if (bo) {
>>>  +        dma_resv_assert_held(bo->tbo.base.resv);
>>>           if (bo->tbo.base.resv == vm->root.bo->tbo.base.resv)
>>> -             vm->bulk_moveable = false;
>>> +             ttm_bo_set_bulk_move(&bo->tbo, NULL);
>>>             for (base = &bo_va->base.bo->vm_bo; *base;
>>>                base = &(*base)->next) {
>>>
>>>
>>>>
>>>> Christian.
>>>>
>>>> Am 31.03.22 um 08:28 schrieb Christian König:
>>>>> I'm going to take a look, but need to figure out how to find the 
>>>>> broken merge
>>>>>
>>>>> Christian.
>>>>>
>>>>> Am 31.03.22 um 00:33 schrieb Dixit, Ashutosh:
>>>>>> Is anyone looking into fixing this:
>>>>>>
>>>>>> drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c: In function 
>>>>>> ‘amdgpu_gtt_mgr_recover’:
>>>>>> drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.c:200:31: error: 
>>>>>> ‘struct ttm_range_mgr_node’ has no member named ‘tbo’
>>>>>>     amdgpu_ttm_recover_gart(node->tbo);
>>>>>>                                 ^~
>>>>>> make[4]: *** [scripts/Makefile.build:288: 
>>>>>> drivers/gpu/drm/amd/amdgpu/amdgpu_gtt_mgr.o] Error 1
>>>>>>
>>>>>> Thanks.
>>>>>
>>>>
>>



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