L2INOSPEREXT
extno = ino >> L2INOSPEREXT;
ino = (extno << L2INOSPEREXT) + bitno;
ino = (extno << L2INOSPEREXT) + rem;
extno << L2INOSPEREXT,
ino = (extno << L2INOSPEREXT) + rem;
diInitInode(ip, iagno, extno << L2INOSPEREXT, extno, iagp);
extno = ino >> L2INOSPEREXT;
ino = (iagno << L2INOSPERIAG) + (extno << L2INOSPEREXT);
extno = ino >> L2INOSPEREXT;
<< L2INOSPEREXT;
extno = ino >> L2INOSPEREXT;
extno = ino >> L2INOSPEREXT;
<< L2INOSPEREXT), (s64) 0xffffffffLL);