1 files changed, 5 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
index 8db6b42f..7160ab6f 100644
--- a/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/gr_gk20a.c
@@ -2482,6 +2482,11 @@ static int gk20a_gr_alloc_ctx_buffer(struct gk20a *g,
 {
         int err = 0;
 
+        nvgpu_log_fn(g, " ");
+
+        if (nvgpu_mem_is_valid(&desc->mem))
+                return 0;
+
         err = nvgpu_dma_alloc_flags_sys(g, NVGPU_DMA_NO_KERNEL_MAPPING,
                                     size, &desc->mem);
         if (err)