func: static void ide_trim_bh_cb(void *opaque)
  
  {
  
      TrimAIOCB *iocb = opaque;
  
  
  
      iocb->common.cb(iocb->common.opaque, iocb->ret);
  
  
  
      qemu_bh_delete(iocb->bh);
  
      iocb->bh = NULL;
  
      qemu_aio_unref(iocb);
  
  }
  