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drm/amdgpu: Handle NULL bo->tbo.resource (again) in amdgpu_vm_bo_update

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Third time's the charm, I hope?

Fixes: d3116756a7 ("drm/ttm: rename bo->mem and make it a pointer")
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/3837
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Michel Dänzer <mdaenzer@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
(cherry picked from commit 695c2c745e)
Cc: stable@vger.kernel.org
This commit is contained in:
Michel Dänzer 2024-12-17 18:22:56 +01:00 committed by Alex Deucher
parent 8d1a13816e
commit 85230ee36d
1 changed files with 3 additions and 4 deletions
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7
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
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@ -1266,10 +1266,9 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev, struct amdgpu_bo_va *bo_va,
* next command submission.
*/
if (amdgpu_vm_is_bo_always_valid(vm, bo)) {
uint32_t mem_type = bo->tbo.resource->mem_type;
if (!(bo->preferred_domains &
amdgpu_mem_type_to_domain(mem_type)))
if (bo->tbo.resource &&
!(bo->preferred_domains &
amdgpu_mem_type_to_domain(bo->tbo.resource->mem_type)))
amdgpu_vm_bo_evicted(&bo_va->base);
else
amdgpu_vm_bo_idle(&bo_va->base);