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-rw-r--r--module/zfs/vdev.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/module/zfs/vdev.c b/module/zfs/vdev.c
index caf92899d..da0639102 100644
--- a/module/zfs/vdev.c
+++ b/module/zfs/vdev.c
@@ -22,7 +22,7 @@
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2011, 2015 by Delphix. All rights reserved.
- * Copyright 2015 Nexenta Systems, Inc. All rights reserved.
+ * Copyright 2017 Nexenta Systems, Inc.
* Copyright (c) 2014 Integros [integros.com]
* Copyright 2016 Toomas Soome <[email protected]>
*/
@@ -2530,7 +2530,8 @@ int
vdev_online(spa_t *spa, uint64_t guid, uint64_t flags, vdev_state_t *newstate)
{
vdev_t *vd, *tvd, *pvd, *rvd = spa->spa_root_vdev;
- boolean_t postevent = B_FALSE;
+ boolean_t wasoffline;
+ vdev_state_t oldstate;
spa_vdev_state_enter(spa, SCL_NONE);
@@ -2540,9 +2541,8 @@ vdev_online(spa_t *spa, uint64_t guid, uint64_t flags, vdev_state_t *newstate)
if (!vd->vdev_ops->vdev_op_leaf)
return (spa_vdev_state_exit(spa, NULL, ENOTSUP));
- postevent =
- (vd->vdev_offline == B_TRUE || vd->vdev_tmpoffline == B_TRUE) ?
- B_TRUE : B_FALSE;
+ wasoffline = (vd->vdev_offline || vd->vdev_tmpoffline);
+ oldstate = vd->vdev_state;
tvd = vd->vdev_top;
vd->vdev_offline = B_FALSE;
@@ -2580,7 +2580,9 @@ vdev_online(spa_t *spa, uint64_t guid, uint64_t flags, vdev_state_t *newstate)
spa_async_request(spa, SPA_ASYNC_CONFIG_UPDATE);
}
- if (postevent)
+ if (wasoffline ||
+ (oldstate < VDEV_STATE_DEGRADED &&
+ vd->vdev_state >= VDEV_STATE_DEGRADED))
spa_event_notify(spa, vd, ESC_ZFS_VDEV_ONLINE);
return (spa_vdev_state_exit(spa, vd, 0));