/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- */
-/*
* Copyright 2011 Nexenta Systems, Inc. All rights reserved.
* Copyright (c) 2012 by Delphix. All rights reserved.
* Copyright (c) 2013 by Saso Kiselkov. All rights reserved.
const zio_vsd_ops_t *io_vsd_ops;
uint64_t io_offset;
- uint64_t io_deadline;
+ uint64_t io_deadline; /* expires at timestamp + deadline */
+ uint64_t io_timestamp; /* submitted at (ticks) */
+ uint64_t io_delta; /* vdev queue service delta (ticks) */
+ uint64_t io_delay; /* vdev disk service delta (ticks) */
avl_node_t io_offset_node;
avl_node_t io_deadline_node;
avl_tree_t *io_vdev_tree;
enum zio_flag io_orig_flags;
enum zio_stage io_orig_stage;
enum zio_stage io_orig_pipeline;
- uint64_t io_delay;
int io_error;
int io_child_error[ZIO_CHILD_TYPES];
uint64_t io_children[ZIO_CHILD_TYPES][ZIO_WAIT_TYPES];
extern int zio_handle_device_injection(vdev_t *vd, zio_t *zio, int error);
extern int zio_handle_label_injection(zio_t *zio, int error);
extern void zio_handle_ignored_writes(zio_t *zio);
+extern uint64_t zio_handle_io_delay(zio_t *zio);
/*
* Checksum ereport functions