IS_MNT_SLAVE
} else if (IS_MNT_SLAVE(old)) {
if (IS_MNT_SHARED(to) || IS_MNT_SLAVE(to))
if (!IS_MNT_SHARED(from) && !IS_MNT_SLAVE(from))
if (IS_MNT_SLAVE(from)) {
if (IS_MNT_SLAVE(m))
s->sm.mnt_master = IS_MNT_SLAVE(m) ? m->mnt_master->mnt_group_id : 0;
if (IS_MNT_SLAVE(m))
if (IS_MNT_SLAVE(r)) {