From: Christian König <christian.koe...@amd.com>
Signed-off-by: Christian König <christian.koenig at amd.com>
Reviewed-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c | 19 ++++++++++++++++---
1 file changed, 16 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c
index 105a3b5..2c42f50 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sync.c
@@ -122,11 +122,24 @@ int amdgpu_sync_resv(struct amdgpu_device *adev,
f = rcu_dereference_protected(flist->shared[i],
reservation_object_held(resv));
fence = f ? to_amdgpu_fence(f) : NULL;
- if (fence && fence->ring->adev == adev &&
- fence->owner == owner &&
- fence->owner != AMDGPU_FENCE_OWNER_UNDEFINED)
+ if (fence && fence->ring->adev == adev) {
+ /* VM updates are only interesting
+ * for other VM updates and moves.
+ */
+ if ((owner != AMDGPU_FENCE_OWNER_MOVE) &&
+ (fence->owner != AMDGPU_FENCE_OWNER_MOVE) &&
+ ((owner == AMDGPU_FENCE_OWNER_VM) !=
+ (fence->owner == AMDGPU_FENCE_OWNER_VM)))
continue;
+ /* Ignore fence from the same owner as
+ * long as it isn't undefined.
+ */
+ if (owner != AMDGPU_FENCE_OWNER_UNDEFINED &&
+ fence->owner == owner)
+ continue;
+ }
+
r = amdgpu_sync_fence(adev, sync, f);
if (r)
break;
--
1.8.3.1
