static void nvme_free_sq(NvmeSQueue *sq, NvmeCtrl *n)
{
    n->sq[sq->sqid] = NULL;
    timer_free(sq->timer);
    g_free(sq->io_req);
    if (sq->sqid) {
        g_free(sq);
    }
}
static void nvme_free_sq(NvmeSQueue *sq, NvmeCtrl *n)
{
    n->sq[sq->sqid] = NULL;
    timer_free(sq->timer);
    g_free(sq->io_req);
    if (sq->sqid) {
        g_free(sq);
    }
}