1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/include/nvgpu/linux/vm.h b/drivers/gpu/nvgpu/include/nvgpu/linux/vm.h
index 6f3beaa9..b86a428a 100644
--- a/drivers/gpu/nvgpu/include/nvgpu/linux/vm.h
+++ b/drivers/gpu/nvgpu/include/nvgpu/linux/vm.h
@@ -49,6 +49,8 @@ struct nvgpu_mapped_buf_priv {
         struct dma_buf *dmabuf;
         struct dma_buf_attachment *attachment;
         struct sg_table *sgt;
+        // For fast reverse lookup (FD -> mapped_buf)
+        struct list_head nvmap_priv_entry;
 };
 
 /* NVGPU_AS_MAP_BUFFER_FLAGS_DIRECT_KIND_CTRL must be set */