From: Michel Dänzer <michel.daenzer@xxxxxxx>
It indicates a pin/unpin imbalance bug somewhere. While the bug isn't
necessarily in the call chain hitting this, it's at least one part
involved.
Signed-off-by: Michel Dänzer <michel.daenzer@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index fd271f9746a2..728e15e5d68a 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -912,7 +912,7 @@ int amdgpu_bo_unpin(struct amdgpu_bo *bo)
struct ttm_operation_ctx ctx = { false, false };
int r, i;
- if (!bo->pin_count) {
+ if (WARN_ON_ONCE(!bo->pin_count)) {
dev_warn(adev->dev, "%p unpin not necessary\n", bo);
return 0;
}
--
2.20.0.rc2
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