1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/common/linux/nvgpu_mem.c b/drivers/gpu/nvgpu/common/linux/nvgpu_mem.c
index e4b4be06..206b83e1 100644
--- a/drivers/gpu/nvgpu/common/linux/nvgpu_mem.c
+++ b/drivers/gpu/nvgpu/common/linux/nvgpu_mem.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2017-2018, NVIDIA CORPORATION.  All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify it
  * under the terms and conditions of the GNU General Public License,
@@ -536,6 +536,8 @@ static u64 nvgpu_mem_linux_sgl_gpu_addr(struct gk20a *g, void *sgl,
 static bool nvgpu_mem_linux_sgt_iommuable(struct gk20a *g,
                                           struct nvgpu_sgt *sgt)
 {
+        if (nvgpu_is_enabled(g, NVGPU_MM_USE_PHYSICAL_SG))
+                return false;
         return true;
 }