579 	struct dm_verity_prefetch_work *pw =  in verity_prefetch_io()  local
581 	struct dm_verity *v = pw->v;  in verity_prefetch_io()
587 		verity_hash_at_level(v, pw->block, i, &hash_block_start, NULL);  in verity_prefetch_io()
588 		verity_hash_at_level(v, pw->block + pw->n_blocks - 1, i, &hash_block_end, NULL);  in verity_prefetch_io()
609 	kfree(pw);  in verity_prefetch_io()
614 	struct dm_verity_prefetch_work *pw;  in verity_submit_prefetch()  local
616 	pw = kmalloc(sizeof(struct dm_verity_prefetch_work),  in verity_submit_prefetch()
619 	if (!pw)  in verity_submit_prefetch()
622 	INIT_WORK(&pw->work, verity_prefetch_io);  in verity_submit_prefetch()
623 	pw->v = v;  in verity_submit_prefetch()
624 	pw->block = io->block;  in verity_submit_prefetch()
625 	pw->n_blocks = io->n_blocks;  in verity_submit_prefetch()
626 	queue_work(v->verify_wq, &pw->work);  in verity_submit_prefetch()