3 files changed, 9 insertions, 1 deletions
diff --git a/usr/src/lib/libdiskmgt/common/entry.c b/usr/src/lib/libdiskmgt/common/entry.c
index a7756b02d4..1d3b2313e4 100644
--- a/usr/src/lib/libdiskmgt/common/entry.c
+++ b/usr/src/lib/libdiskmgt/common/entry.c
@@ -1118,6 +1118,10 @@ dm_get_usage_string(char *what, char *how, char **usage_string)
 		*usage_string = dgettext(TEXT_DOMAIN,
 		    "%s is reserved as a hot spare for ZFS pool %s.  Please "
 		    "see zpool(1M).\n");
+	} else if (strcmp(what, DM_USE_L2CACHE_ZPOOL) == 0) {
+		*usage_string = dgettext(TEXT_DOMAIN,
+		    "%s is in use as a cache device for ZFS pool %s.  "
+		    "Please see zpool(1M).\n");
 	}
 }
 void
diff --git a/usr/src/lib/libdiskmgt/common/inuse_zpool.c b/usr/src/lib/libdiskmgt/common/inuse_zpool.c
index a7cf203a2f..e4f9ab5a3b 100644
--- a/usr/src/lib/libdiskmgt/common/inuse_zpool.c
+++ b/usr/src/lib/libdiskmgt/common/inuse_zpool.c
@@ -19,7 +19,7 @@
  * CDDL HEADER END
  */
 /*
- * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
+ * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
@@ -102,6 +102,9 @@ inuse_zpool_common(char *slice, nvlist_t *attrs, int *errp, char *type)
 				} else if (state == POOL_STATE_SPARE) {
 					found = 1;
 					type = DM_USE_SPARE_ZPOOL;
+				} else if (state == POOL_STATE_L2CACHE) {
+					found = 1;
+					type = DM_USE_L2CACHE_ZPOOL;
 				}
 			} else {
 				found = 1;
diff --git a/usr/src/lib/libdiskmgt/common/libdiskmgt.h b/usr/src/lib/libdiskmgt/common/libdiskmgt.h
index 3a580cbfb4..303b03f171 100644
--- a/usr/src/lib/libdiskmgt/common/libdiskmgt.h
+++ b/usr/src/lib/libdiskmgt/common/libdiskmgt.h
@@ -216,6 +216,7 @@ typedef enum {
 #define	DM_USE_EXPORTED_ZPOOL	"exported_zpool"
 #define	DM_USE_ACTIVE_ZPOOL	"active_zpool"
 #define	DM_USE_SPARE_ZPOOL	"spare_zpool"
+#define	DM_USE_L2CACHE_ZPOOL	"l2cache_zpool"
 
 /* event */
 #define	DM_EV_NAME		"name"