Remove unused vdev_t fields
The following fields from the vdev_t struct are not used anywhere. Reviewed-by: George Melikov <mail@gmelikov.ru> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: Tony Hutter <hutter2@llnl.gov> Signed-off-by: Serapheim Dimitropoulos <serapheim@delphix.com> Closes #8285
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@ -254,7 +254,6 @@ struct vdev {
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uint64_t vdev_islog; /* is an intent log device */
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uint64_t vdev_islog; /* is an intent log device */
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uint64_t vdev_removing; /* device is being removed? */
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uint64_t vdev_removing; /* device is being removed? */
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boolean_t vdev_ishole; /* is a hole in the namespace */
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boolean_t vdev_ishole; /* is a hole in the namespace */
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kmutex_t vdev_queue_lock; /* protects vdev_queue_depth */
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uint64_t vdev_top_zap;
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uint64_t vdev_top_zap;
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vdev_alloc_bias_t vdev_alloc_bias; /* metaslab allocation bias */
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vdev_alloc_bias_t vdev_alloc_bias; /* metaslab allocation bias */
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@ -314,16 +313,6 @@ struct vdev {
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range_tree_t *vdev_obsolete_segments;
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range_tree_t *vdev_obsolete_segments;
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space_map_t *vdev_obsolete_sm;
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space_map_t *vdev_obsolete_sm;
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/*
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* The queue depth parameters determine how many async writes are
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* still pending (i.e. allocated but not yet issued to disk) per
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* top-level (vdev_async_write_queue_depth) and the maximum allowed
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* (vdev_max_async_write_queue_depth). These values only apply to
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* top-level vdevs.
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*/
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uint64_t vdev_async_write_queue_depth;
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uint64_t vdev_max_async_write_queue_depth;
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/*
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/*
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* Protects the vdev_scan_io_queue field itself as well as the
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* Protects the vdev_scan_io_queue field itself as well as the
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* structure's contents (when present).
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* structure's contents (when present).
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@ -534,7 +534,6 @@ vdev_alloc_common(spa_t *spa, uint_t id, uint64_t guid, vdev_ops_t *ops)
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mutex_init(&vd->vdev_dtl_lock, NULL, MUTEX_NOLOCKDEP, NULL);
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mutex_init(&vd->vdev_dtl_lock, NULL, MUTEX_NOLOCKDEP, NULL);
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mutex_init(&vd->vdev_stat_lock, NULL, MUTEX_DEFAULT, NULL);
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mutex_init(&vd->vdev_stat_lock, NULL, MUTEX_DEFAULT, NULL);
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mutex_init(&vd->vdev_probe_lock, NULL, MUTEX_DEFAULT, NULL);
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mutex_init(&vd->vdev_probe_lock, NULL, MUTEX_DEFAULT, NULL);
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mutex_init(&vd->vdev_queue_lock, NULL, MUTEX_DEFAULT, NULL);
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mutex_init(&vd->vdev_scan_io_queue_lock, NULL, MUTEX_DEFAULT, NULL);
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mutex_init(&vd->vdev_scan_io_queue_lock, NULL, MUTEX_DEFAULT, NULL);
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mutex_init(&vd->vdev_initialize_lock, NULL, MUTEX_DEFAULT, NULL);
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mutex_init(&vd->vdev_initialize_lock, NULL, MUTEX_DEFAULT, NULL);
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mutex_init(&vd->vdev_initialize_io_lock, NULL, MUTEX_DEFAULT, NULL);
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mutex_init(&vd->vdev_initialize_io_lock, NULL, MUTEX_DEFAULT, NULL);
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@ -968,7 +967,6 @@ vdev_free(vdev_t *vd)
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rw_destroy(&vd->vdev_indirect_rwlock);
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rw_destroy(&vd->vdev_indirect_rwlock);
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mutex_destroy(&vd->vdev_obsolete_lock);
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mutex_destroy(&vd->vdev_obsolete_lock);
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mutex_destroy(&vd->vdev_queue_lock);
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mutex_destroy(&vd->vdev_dtl_lock);
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mutex_destroy(&vd->vdev_dtl_lock);
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mutex_destroy(&vd->vdev_stat_lock);
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mutex_destroy(&vd->vdev_stat_lock);
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mutex_destroy(&vd->vdev_probe_lock);
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mutex_destroy(&vd->vdev_probe_lock);
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