diff --git a/drivers/gpu/nvgpu/gp10b/ltc_gp10b.c b/drivers/gpu/nvgpu/gp10b/ltc_gp10b.c
index bf95f1fd8..d191d7787 100644
--- a/drivers/gpu/nvgpu/gp10b/ltc_gp10b.c
+++ b/drivers/gpu/nvgpu/gp10b/ltc_gp10b.c
@@ -1,7 +1,7 @@
 /*
  * GP10B L2
  *
- * Copyright (c) 2014-2017, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2014-2018, NVIDIA CORPORATION.  All rights reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -88,6 +88,10 @@ int gp10b_ltc_init_comptags(struct gk20a *g, struct gr_gk20a *gr)
 	if (max_comptag_lines == 0)
 		return 0;
 
+	/* Already initialized */
+	if (gr->cacheline_size)
+		return 0;
+
 	if (max_comptag_lines > hw_max_comptag_lines)
 		max_comptag_lines = hw_max_comptag_lines;