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drm/amdgpu: drop root shadow sync 

Completely pointless, it is the same reservation object as the root PD
anyway.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Roger He <Hongbo.He@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2018-01-26 20:21:26 +01:00 committed by Alex Deucher
parent 13307f7e1d
commit 4c77edbf74
1 changed files with 0 additions and 5 deletions
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5
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
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@ -932,11 +932,6 @@ int amdgpu_vm_update_directories(struct amdgpu_device *adev,
amdgpu_ring_pad_ib(ring, params.ib);
amdgpu_sync_resv(adev, &job->sync, root->tbo.resv,
AMDGPU_FENCE_OWNER_VM, false);
if (root->shadow)
amdgpu_sync_resv(adev, &job->sync,
root->shadow->tbo.resv,
AMDGPU_FENCE_OWNER_VM, false);
WARN_ON(params.ib->length_dw > ndw);
r = amdgpu_job_submit(job, ring, &vm->entity,
AMDGPU_FENCE_OWNER_VM, &fence);