From: Christian König <christian.koenig@xxxxxxx>
Signed-off-by: Christian König <christian.koenig@xxxxxxx>
Reviewed-by: Jammy Zhou <Jammy.Zhou@xxxxxxx>
Reviewed-by: Monk Liu <monk.liu@xxxxxxx>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c
index b3a17a9..b1969f2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c
@@ -142,6 +142,9 @@ static void amdgpu_mn_invalidate_range_start(struct mmu_notifier *mn,
list_for_each_entry(bo, &node->bos, mn_list) {
+ if (!bo->tbo.ttm || bo->tbo.ttm->state != tt_bound)
+ continue;
+
r = amdgpu_bo_reserve(bo, true);
if (r) {
DRM_ERROR("(%ld) failed to reserve user bo\n", r);
--
1.8.3.1
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