extent_buffer_uptodate
if (unlikely(!extent_buffer_uptodate(tmp))) {
if (unlikely(!extent_buffer_uptodate(b))) {
if (!extent_buffer_uptodate(eb))
if (extent_buffer_uptodate(eb)) {
if (unlikely(extent_buffer_uptodate(eb))) {
if (unlikely(!extent_buffer_uptodate(eb)))
if (unlikely(!extent_buffer_uptodate(src_eb) || !extent_buffer_uptodate(dst_eb))) {
if (!extent_buffer_uptodate(root_eb)) {
WARN_ON(!extent_buffer_uptodate(left_path->nodes[0]));