wait_for_commit
wait_for_commit(cur_trans, TRANS_STATE_COMPLETED);
wait_for_commit(cur_trans, want_state);
wait_for_commit(prev_trans, want_state);
int err = 0, wait_for_commit = 0;
wait_for_commit = 1;
if (wait_for_commit)
return wait_for_commit(c);
return wait_for_commit(c);