struct workqueue_work work;
};
-#ifdef CONFIG_LINUX_BLKZONED
/*
* ZBD mode zbd_queue_io callback: called after engine->queue operation
* to advance a zone write pointer and eventually unlock the I/O zone.
* or commit of an async I/O to unlock the I/O target zone.
*/
void (*zbd_put_io)(const struct io_u *);
-#endif
/*
* Callback for io completion