From 34ffbed88c949bc4c8b52691e548db16a6e6816a Mon Sep 17 00:00:00 2001
From: Steven Hartland <smh@freebsd.org>
Date: Tue, 18 Jun 2013 22:36:40 -0800
Subject: Illumos #3818

3818 zpool status -x should report pools with removed l2arc devices
Reviewed by: Saso Kiselkov <skiselkov.ml@gmail.com>
Reviewed by: George Wilson <gwilson@zfsmail.com>
Approved by: Christopher Siden <christopher.siden@delphix.com>

References:
  https://www.illumos.org/issues/3818
  illumos/illumos-gate@7f2416ef64fb43dab18d9b36c0da64bea37c0df3

Ported-by: Richard Yao <ryao@gentoo.org>
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>
Issue #1775
---
 lib/libzfs/libzfs_status.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'lib/libzfs/libzfs_status.c')

diff --git a/lib/libzfs/libzfs_status.c b/lib/libzfs/libzfs_status.c
index e6e923090..0ef5f36d6 100644
--- a/lib/libzfs/libzfs_status.c
+++ b/lib/libzfs/libzfs_status.c
@@ -22,6 +22,7 @@
 /*
  * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
  * Copyright (c) 2012 by Delphix. All rights reserved.
+ * Copyright (c) 2013 Steven Hartland. All rights reserved.
  */
 
 /*
@@ -150,6 +151,16 @@ find_vdev_problem(nvlist_t *vdev, int (*func)(uint64_t, uint64_t, uint64_t))
 			return (B_TRUE);
 	}
 
+	/*
+	 * Check any L2 cache devs
+	 */
+	if (nvlist_lookup_nvlist_array(vdev, ZPOOL_CONFIG_L2CACHE, &child,
+	    &children) == 0) {
+		for (c = 0; c < children; c++)
+			if (find_vdev_problem(child[c], func))
+				return (B_TRUE);
+	}
+
 	return (B_FALSE);
 }
 
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