* Copyright (c) 2014 Spectra Logic Corporation, All rights reserved.
* Copyright 2013 Saso Kiselkov. All rights reserved.
* Copyright (c) 2016 Actifio, Inc. All rights reserved.
+ * Copyright (c) 2017 Datto Inc.
*/
#ifndef _SYS_SPA_IMPL_H
typedef enum spa_all_vdev_zap_action {
AVZ_ACTION_NONE = 0,
AVZ_ACTION_DESTROY, /* Destroy all per-vdev ZAPs and the AVZ. */
- AVZ_ACTION_REBUILD /* Populate the new AVZ, see spa_avz_rebuild */
+ AVZ_ACTION_REBUILD, /* Populate the new AVZ, see spa_avz_rebuild */
+ AVZ_ACTION_INITIALIZE
} spa_avz_action_t;
struct spa {
uint8_t spa_scrub_started; /* started since last boot */
uint8_t spa_scrub_reopen; /* scrub doing vdev_reopen */
uint64_t spa_scan_pass_start; /* start time per pass/reboot */
+ uint64_t spa_scan_pass_scrub_pause; /* scrub pause time */
+ uint64_t spa_scan_pass_scrub_spent_paused; /* total paused */
uint64_t spa_scan_pass_exam; /* examined bytes per pass */
kmutex_t spa_async_lock; /* protect async state */
kthread_t *spa_async_thread; /* thread doing async task */
uint64_t spa_autoexpand; /* lun expansion on/off */
ddt_t *spa_ddt[ZIO_CHECKSUM_FUNCTIONS]; /* in-core DDTs */
uint64_t spa_ddt_stat_object; /* DDT statistics */
+ uint64_t spa_dedup_dspace; /* Cache get_dedup_dspace() */
uint64_t spa_dedup_ditto; /* dedup ditto threshold */
uint64_t spa_dedup_checksum; /* default dedup checksum */
uint64_t spa_dspace; /* dspace in normal class */
uint64_t spa_errata; /* errata issues detected */
spa_stats_t spa_stats; /* assorted spa statistics */
hrtime_t spa_ccw_fail_time; /* Conf cache write fail time */
- taskq_t *spa_zvol_taskq; /* Taskq for minor managment */
+ taskq_t *spa_zvol_taskq; /* Taskq for minor management */
+ uint64_t spa_multihost; /* multihost aware (mmp) */
+ mmp_thread_t spa_mmp; /* multihost mmp thread */
/*
* spa_refcount & spa_config_lock must be the last elements