OS-1566 filesystem limits for ZFS datasets

@@ -19,10 +19,11 @@
  * CDDL HEADER END
  */
 
 /*
  * Copyright (c) 2012 by Delphix. All rights reserved.
+ * Copyright (c) 2012 Joyent, Inc. All rights reserved.
  */
 
 #ifndef _ZFEATURE_COMMON_H
 #define _ZFEATURE_COMMON_H
 

@@ -50,10 +51,11 @@
 #define ZFS_FEATURE_DEBUG
 
 enum spa_feature {
         SPA_FEATURE_ASYNC_DESTROY,
         SPA_FEATURE_EMPTY_BPOBJ,
+        SPA_FEATURE_FS_SS_LIMIT,
         SPA_FEATURES
 } spa_feature_t;
 
 extern zfeature_info_t spa_feature_table[SPA_FEATURES];