From: Christian König <christian.koenig@amd.com>
Date: Fri, 26 Jan 2018 19:21:26 +0000 (+0100)
Subject: drm/amdgpu: drop root shadow sync
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=4c77edbf742540216898a7acb3d46a69ed4508a1;p=linux.git

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>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 5cdd8d9c3311f..8ac3bcf9873ff 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -932,11 +932,6 @@ restart:
 		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);