13065 log when suspending a zpool
Reviewed by: Andy Fiddaman <andy@omniosce.org>
Reviewed by: Toomas Soome <tsoome@me.com>

*** 22,31 ****
--- 22,32 ----
   * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
   * Copyright (c) 2011, 2018 by Delphix. All rights reserved.
   * Copyright (c) 2011 Nexenta Systems, Inc. All rights reserved.
   * Copyright (c) 2014 Integros [integros.com]
   * Copyright (c) 2017, Intel Corporation.
+  * Copyright 2020 Joyent, Inc.
   */
  
  #include <sys/sysmacros.h>
  #include <sys/zfs_context.h>
  #include <sys/fm/fs/zfs.h>
*** 1982,1991 ****
--- 1983,1996 ----
          if (spa_get_failmode(spa) == ZIO_FAILURE_MODE_PANIC)
                  fm_panic("Pool '%s' has encountered an uncorrectable I/O "
                      "failure and the failure mode property for this pool "
                      "is set to panic.", spa_name(spa));
  
+         cmn_err(CE_WARN, "Pool '%s' has encountered an uncorrectable I/O "
+             "failure and has been suspended; `zpool clear` will be required "
+             "before the pool can be written to.", spa_name(spa));
+ 
          zfs_ereport_post(FM_EREPORT_ZFS_IO_FAILURE, spa, NULL,
              NULL, NULL, 0, 0);
  
          mutex_enter(&spa->spa_suspend_lock);