CEPH_AUTH_NONE     20 net/ceph/auth.c 	CEPH_AUTH_NONE,
CEPH_AUTH_NONE     27 net/ceph/auth.c 	case CEPH_AUTH_NONE:
CEPH_AUTH_NONE    140 net/ceph/auth_none.c 	ac->protocol = CEPH_AUTH_NONE;