4474 DTrace Userland CTF Support
4475 DTrace userland Keyword
4476 DTrace tests should be better citizens
4479 pid provider types
4480 dof emulation missing checks
Reviewed by: Bryan Cantrill <bryan@joyent.com>

@@ -23,12 +23,12 @@
  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
 /*
- * Copyright (c) 2012, Joyent, Inc. All rights reserved.
- * Copyright (c) 2012 by Delphix. All rights reserved.
+ * Copyright (c) 2013, Joyent, Inc. All rights reserved.
+ * Copyright (c) 2013 by Delphix. All rights reserved.
  */
 
 #ifndef _SYS_DTRACE_H
 #define _SYS_DTRACE_H
 

@@ -352,10 +352,11 @@
 
 #define DIF_TYPE_CTF            0       /* type is a CTF type */
 #define DIF_TYPE_STRING         1       /* type is a D string */
 
 #define DIF_TF_BYREF            0x1     /* type is passed by reference */
+#define DIF_TF_BYUREF           0x2     /* user type is passed by reference */
 
 /*
  * A DTrace Intermediate Format variable record is used to describe each of the
  * variables referenced by a given DIF object.  It contains an integer variable
  * identifier along with variable scope and properties, as shown below.  The