1446
1446
wait_xn_id = thread->st_prev_xact[thread->st_last_xact];
1447
1447
thread->st_prev_xact[thread->st_last_xact] = xn_id;
1448
1448
/* This works because XT_MAX_XACT_BEHIND == 2! */
1450
1450
thread->st_last_xact ^= 1;
1451
1451
while (xt_xn_is_before(db->db_xn_to_clean_id, wait_xn_id) && (db->db_sw_faster & XT_SW_TOO_FAR_BEHIND)) {