CEPH_I_FLUSH
ci->i_ceph_flags &= ~CEPH_I_FLUSH;
if (ci->i_ceph_flags & CEPH_I_FLUSH)
if ((ci->i_ceph_flags & CEPH_I_FLUSH) == 0 &&
ci->i_ceph_flags |= CEPH_I_FLUSH;
if (ci->i_ceph_flags & CEPH_I_FLUSH)
ci->i_ceph_flags |= CEPH_I_FLUSH;