284 struct dma_buf *dma_buf_export(const struct dma_buf_export_info *exp_info)  in dma_buf_export()  argument
287 	struct reservation_object *resv = exp_info->resv;  in dma_buf_export()
291 	if (!exp_info->resv)  in dma_buf_export()
297 	if (WARN_ON(!exp_info->priv  in dma_buf_export()
298 			  || !exp_info->ops  in dma_buf_export()
299 			  || !exp_info->ops->map_dma_buf  in dma_buf_export()
300 			  || !exp_info->ops->unmap_dma_buf  in dma_buf_export()
301 			  || !exp_info->ops->release  in dma_buf_export()
302 			  || !exp_info->ops->kmap_atomic  in dma_buf_export()
303 			  || !exp_info->ops->kmap  in dma_buf_export()
304 			  || !exp_info->ops->mmap)) {  in dma_buf_export()
308 	if (!try_module_get(exp_info->owner))  in dma_buf_export()
313 		module_put(exp_info->owner);  in dma_buf_export()
317 	dmabuf->priv = exp_info->priv;  in dma_buf_export()
318 	dmabuf->ops = exp_info->ops;  in dma_buf_export()
319 	dmabuf->size = exp_info->size;  in dma_buf_export()
320 	dmabuf->exp_name = exp_info->exp_name;  in dma_buf_export()
321 	dmabuf->owner = exp_info->owner;  in dma_buf_export()
333 					exp_info->flags);  in dma_buf_export()