3 files changed, 6 insertions, 4 deletions

diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 319ec1eb0372..daac00a93126 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -1091,11 +1091,11 @@ struct drm_device {
         struct device *dev;             /**< Device structure of bus-device */
         struct drm_driver *driver;      /**< DRM driver managing the device */
         void *dev_private;              /**< DRM driver private data */
-        struct address_space *dev_mapping;      /**< Private addr-space just for the device */
         struct drm_minor *control;              /**< Control node */
         struct drm_minor *primary;              /**< Primary node */
         struct drm_minor *render;               /**< Render node */
         atomic_t unplugged;                     /**< Flag whether dev is dead */
+        struct inode *anon_inode;               /**< inode for private address-space */
         /*@} */
 
         /** \name Locks */
diff --git a/include/drm/drm_vma_manager.h b/include/drm/drm_vma_manager.h
index c18a593d1744..8cd402c73a5f 100644
--- a/include/drm/drm_vma_manager.h
+++ b/include/drm/drm_vma_manager.h
@@ -221,8 +221,8 @@ static inline __u64 drm_vma_node_offset_addr(struct drm_vma_offset_node *node)
  * @file_mapping: Address space to unmap @node from
  *
  * Unmap all userspace mappings for a given offset node. The mappings must be
- * associated with the @file_mapping address-space. If no offset exists or
- * the address-space is invalid, nothing is done.
+ * associated with the @file_mapping address-space. If no offset exists
+ * nothing is done.
  *
  * This call is unlocked. The caller must guarantee that drm_vma_offset_remove()
  * is not called on this node concurrently.
@@ -230,7 +230,7 @@ static inline __u64 drm_vma_node_offset_addr(struct drm_vma_offset_node *node)
 static inline void drm_vma_node_unmap(struct drm_vma_offset_node *node,
                                       struct address_space *file_mapping)
 {
-        if (file_mapping && drm_vma_node_has_offset(node))
+        if (drm_vma_node_has_offset(node))
                 unmap_mapping_range(file_mapping,
                                     drm_vma_node_offset_addr(node),
                                     drm_vma_node_size(node) << PAGE_SHIFT, 1);
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 32d34ebf0706..5d8aabe68f6c 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -747,6 +747,7 @@ extern int ttm_bo_device_release(struct ttm_bo_device *bdev);
  * @bdev: A pointer to a struct ttm_bo_device to initialize.
  * @glob: A pointer to an initialized struct ttm_bo_global.
  * @driver: A pointer to a struct ttm_bo_driver set up by the caller.
+ * @mapping: The address space to use for this bo.
  * @file_page_offset: Offset into the device address space that is available
  * for buffer data. This ensures compatibility with other users of the
  * address space.
@@ -758,6 +759,7 @@ extern int ttm_bo_device_release(struct ttm_bo_device *bdev);
 extern int ttm_bo_device_init(struct ttm_bo_device *bdev,
                               struct ttm_bo_global *glob,
                               struct ttm_bo_driver *driver,
+                              struct address_space *mapping,
                               uint64_t file_page_offset, bool need_dma32);
 
 /**