updateSuper
if ((rc = updateSuper(sb, FM_MOUNT))) {
extern int updateSuper(struct super_block *, uint);
updateSuper(sb, FM_CLEAN);
updateSuper(sb, FM_CLEAN);
rc = updateSuper(sb, FM_CLEAN);
rc = updateSuper(sb, FM_MOUNT);
updateSuper(sb, FM_DIRTY);