Author: mav
Date: Wed Mar 28 22:08:57 2018
New Revision: 331704
URL: https://svnweb.freebsd.org/changeset/base/331704

Log:
  9191 dump vdev tree to zfs_dbgmsg when spa load fails due to missing log 
devices
  
  illumos/illumos-gate@ccef24b493bcbd146fcd6d8946666cae081470b6
  
  Reviewed by: George Wilson <george.wil...@delphix.com>
  Reviewed by: Prakash Surya <prakash.su...@delphix.com>
  Reviewed by: Matt Ahrens <m...@delphix.com>
  Approved by: Robert Mustacchi <r...@joyent.com>
  Author: Pavel Zakharov <pavel.zakha...@delphix.com>

Modified:
  vendor-sys/illumos/dist/uts/common/fs/zfs/spa.c

Modified: vendor-sys/illumos/dist/uts/common/fs/zfs/spa.c
==============================================================================
--- vendor-sys/illumos/dist/uts/common/fs/zfs/spa.c     Wed Mar 28 22:07:31 
2018        (r331703)
+++ vendor-sys/illumos/dist/uts/common/fs/zfs/spa.c     Wed Mar 28 22:08:57 
2018        (r331704)
@@ -1814,6 +1814,7 @@ spa_check_for_missing_logs(spa_t *spa)
 
                if (idx > 0) {
                        spa_load_failed(spa, "some log devices are missing");
+                       vdev_dbgmsg_print_tree(rvd, 2);
                        return (SET_ERROR(ENXIO));
                }
        } else {
@@ -1825,6 +1826,7 @@ spa_check_for_missing_logs(spa_t *spa)
                                spa_set_log_state(spa, SPA_LOG_CLEAR);
                                spa_load_note(spa, "some log devices are "
                                    "missing, ZIL is dropped.");
+                               vdev_dbgmsg_print_tree(rvd, 2);
                                break;
                        }
                }
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