EXT_MAX_INDEX
if (unlikely(ix > EXT_MAX_INDEX(curp->p_hdr))) {
if (unlikely(EXT_MAX_INDEX(path[i].p_hdr) !=
m = EXT_MAX_INDEX(path[i].p_hdr) - path[i].p_idx++;
EXT_MAX_INDEX(path[i].p_hdr));
while (idx <= EXT_MAX_INDEX(path[level].p_hdr)) {