drm/mm: Remove unused drm_mm_replace_node

}

EXPORT_SYMBOL(drm_mm_remove_node);

/**

 * drm_mm_replace_node - move an allocation from @old to @new

 * @old: drm_mm_node to remove from the allocator

 * @new: drm_mm_node which should inherit @old's allocation

 *

 * This is useful for when drivers embed the drm_mm_node structure and hence

 * can't move allocations by reassigning pointers. It's a combination of remove

 * and insert with the guarantee that the allocation start will match.

 */

void drm_mm_replace_node(struct drm_mm_node *old, struct drm_mm_node *new)

{

	struct drm_mm *mm = old->mm;

	DRM_MM_BUG_ON(!drm_mm_node_allocated(old));

	*new = *old;

	__set_bit(DRM_MM_NODE_ALLOCATED_BIT, &new->flags);

	list_replace(&old->node_list, &new->node_list);

	rb_replace_node_cached(&old->rb, &new->rb, &mm->interval_tree);

	if (drm_mm_hole_follows(old)) {

		list_replace(&old->hole_stack, &new->hole_stack);

		rb_replace_node_cached(&old->rb_hole_size,

				       &new->rb_hole_size,

				       &mm->holes_size);

		rb_replace_node(&old->rb_hole_addr,

				&new->rb_hole_addr,

				&mm->holes_addr);

	}

	clear_bit_unlock(DRM_MM_NODE_ALLOCATED_BIT, &old->flags);

}

EXPORT_SYMBOL(drm_mm_replace_node);

/**

 * DOC: lru scan roster

 *

}

void drm_mm_remove_node(struct drm_mm_node *node);

void drm_mm_replace_node(struct drm_mm_node *old, struct drm_mm_node *new);

void drm_mm_init(struct drm_mm *mm, u64 start, u64 size);

void drm_mm_takedown(struct drm_mm *mm);