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path: root/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index a1b4623ab1dd..23f4290b2fde 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -2753,12 +2753,20 @@ int amdgpu_ras_reset_gpu(struct amdgpu_device *adev)
int amdgpu_ras_register_ras_block(struct amdgpu_device *adev,
struct amdgpu_ras_block_object* ras_block_obj)
{
+ struct amdgpu_ras_block_object *obj, *tmp;
if (!adev || !ras_block_obj)
return -EINVAL;
if (!amdgpu_ras_asic_supported(adev))
return 0;
+ /* If the ras object is in ras_list, don't add it again */
+ list_for_each_entry_safe(obj, tmp, &adev->ras_list, node) {
+ if (obj == ras_block_obj) {
+ return 0;
+ }
+ }
+
INIT_LIST_HEAD(&ras_block_obj->node);
list_add_tail(&ras_block_obj->node, &adev->ras_list);