dma-buf: add DMA_BUF_SET_NAME ioctls

[linux.git] / include / linux / dma-buf.h

diff --git a/include/linux/dma-buf.h b/include/linux/dma-buf.h
index 8a327566d7f4e0d21fb6be1f903d237b07676786..01ad5b942a6f329298d84a4f1d1a24846667a8a1 100644 (file)
--- a/include/linux/dma-buf.h
+++ b/include/linux/dma-buf.h
@@ -280,10 +280,12 @@ struct dma_buf_ops {
  * @file: file pointer used for sharing buffers across, and for refcounting.
  * @attachments: list of dma_buf_attachment that denotes all devices attached.
  * @ops: dma_buf_ops associated with this buffer object.
- * @lock: used internally to serialize list manipulation, attach/detach and vmap/unmap
+ * @lock: used internally to serialize list manipulation, attach/detach and
+ *        vmap/unmap, and accesses to name
  * @vmapping_counter: used internally to refcnt the vmaps
  * @vmap_ptr: the current vmap ptr if vmapping_counter > 0
  * @exp_name: name of the exporter; useful for debugging.
+ * @name: userspace-provided name; useful for accounting and debugging.
  * @owner: pointer to exporter module; used for refcounting when exporter is a
  *         kernel module.
  * @list_node: node for dma_buf accounting and debugging.
@@ -311,6 +313,7 @@ struct dma_buf {
        unsigned vmapping_counter;
        void *vmap_ptr;
        const char *exp_name;
+       const char *name;
        struct module *owner;
        struct list_head list_node;
        void *priv;