NEX-5736 implement autoreplace matching based on FRU slot number
NEX-6200 hot spares are not reactivated after reinserting into enclosure
NEX-9403 need to update FRU for spare and l2cache devices
NEX-9404 remove lofi autoreplace support from syseventd
NEX-9409 hotsparing doesn't work for vdevs without FRU
NEX-9424 zfs`vdev_online() needs better notification about state changes
Portions contributed by: Alek Pinchuk <alek@nexenta.com>
Portions contributed by: Josef 'Jeff' Sipek <josef.sipek@nexenta.com>
Reviewed by: Roman Strashkin <roman.strashkin@nexenta.com>
Reviewed by: Steve Peng <steve.peng@nexenta.com>
Reviewed by: Sanjay Nadkarni <sanjay.nadkarni@nexenta.com>
NEX-2846 Enable Automatic/Intelligent Hot Sparing capability
Reviewed by: Jeffry Molanus <jeffry.molanus@nexenta.com>
Reviewed by: Roman Strashkin <roman.strashkin@nexenta.com>
Reviewed by: Saso Kiselkov <saso.kiselkov@nexenta.com>

*** 1,9 ****
  #
- # Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
- # Use is subject to license terms.
- #
  # CDDL HEADER START
  #
  # The contents of this file are subject to the terms of the
  # Common Development and Distribution License (the "License").
  # You may not use this file except in compliance with the License.
--- 1,6 ----
*** 19,31 ****
  # fields enclosed by brackets "[]" replaced with your own identifying
  # information: Portions Copyright [yyyy] [name of copyright owner]
  #
  # CDDL HEADER END
  #
! #ident  "%Z%%M% %I%     %E% SMI"
  #
! # DO NOT EDIT -- this file is generated by the Event Registry.
  #
  
  FMDICT: name=ZFS version=1 maxkey=1 dictid=0x5a46
  
  ereport.fs.zfs.pool.corrupt_cache=1
--- 16,30 ----
  # fields enclosed by brackets "[]" replaced with your own identifying
  # information: Portions Copyright [yyyy] [name of copyright owner]
  #
  # CDDL HEADER END
  #
! 
  #
! # Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
! # Use is subject to license terms.
! # Copyright 2017 Nexenta Systems, Inc.
  #
  
  FMDICT: name=ZFS version=1 maxkey=1 dictid=0x5a46
  
  ereport.fs.zfs.pool.corrupt_cache=1
*** 44,48 ****
--- 43,49 ----
  fault.fs.zfs.vdev.io=14
  fault.fs.zfs.vdev.checksum=15
  fault.fs.zfs.io_failure_wait=16
  fault.fs.zfs.io_failure_continue=17
  fault.fs.zfs.log_replay=18
+ fault.fs.zfs.vdev.not_spared=19
+ fault.fs.zfs.vdev.dumb_spared=20