302 struct dma_buf {  struct
314 	 * See dma_buf_get() and dma_buf_put().  argument
321 	 * List of dma_buf_attachment that denotes all devices attached,  argument
326 	/** @ops: dma_buf_ops associated with this buffer object. */  argument
327 	const struct dma_buf_ops *ops;  argument
341 	 * Used internally to refcnt the vmaps returned by dma_buf_vmap().  argument
344 	unsigned vmapping_counter;
350 	struct iosys_map vmap_ptr;
379 	/** @list_node: node for dma_buf accounting and debugging. */  argument
380 	struct list_head list_node;
383 	void *priv;
440 	struct dma_buf_poll_cb_t {  argument
453 	struct dma_buf_sysfs_entry {  argument
455 		struct dma_buf *dmabuf;  argument
461  * struct dma_buf_attach_ops - importer operations for an attachment  argument