MCI_STATUS_SYNDV
if (m->status & MCI_STATUS_SYNDV) {
i_mce.status |= MCI_STATUS_SYNDV;
if (!(m->status & MCI_STATUS_SYNDV)) {
pr_cont("|%s", ((m->status & MCI_STATUS_SYNDV) ? "SyndV" : "-"));
if (m->status & MCI_STATUS_SYNDV) {