default_attr
struct xe_vma_mem_attr default_attr = {
xe_vma_mem_attr_copy(&vma->attr, &default_attr);
struct xe_vma_mem_attr default_attr = {
vma = new_vma(vm, &op->base.map, &default_attr,
default_attr(vc);
default_attr(vc);
default_attr(vc);