rb_erase
rb_erase(&tmp->node, &root);
rb_erase(&tmp->node, &root);
rb_erase(&block->rb, root);
rb_erase(&node->rb_hole_addr, &node->mm->holes_addr);
rb_erase(&member->handle_rb, &prime_fpriv->handles);
rb_erase(&member->dmabuf_rb, &prime_fpriv->dmabufs);
rb_erase(&entry->vm_rb, &node->vm_files);
rb_erase(&entry->gfn_node, &vgpu->gfn_cache);
rb_erase(&entry->dma_addr_node, &vgpu->dma_addr_cache);
rb_erase(&ref->cache->node, &ref->tree);
rb_erase(p, &ref->tree); /* Hide from waits and sibling allocations */
rb_erase(&vma->obj_node, &obj->vma.tree);
rb_erase(&vma->obj_node, &obj->vma.tree);