diff options
Diffstat (limited to 'drivers/gpu/drm/drm_mm.c')
| -rw-r--r-- | drivers/gpu/drm/drm_mm.c | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c index 8257f9d4f619..5ace481c1901 100644 --- a/drivers/gpu/drm/drm_mm.c +++ b/drivers/gpu/drm/drm_mm.c @@ -649,41 +649,6 @@ void drm_mm_remove_node(struct drm_mm_node *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 * * Very often GPUs need to have continuous allocations for a given object. When |