--- libaitsched/inc/aitsched.h	2012/01/08 03:53:35	1.4.2.3
+++ libaitsched/inc/aitsched.h	2012/01/23 10:09:07	1.4.2.4
@@ -3,7 +3,7 @@
 *  by Michael Pounov <misho@openbsd-bg.org>
 *
 * $Author: misho $
-* $Id: aitsched.h,v 1.4.2.3 2012/01/08 03:53:35 misho Exp $
+* $Id: aitsched.h,v 1.4.2.4 2012/01/23 10:09:07 misho Exp $
 *
 **************************************************************************
 The ELWIX and AITNET software is distributed under the following
@@ -150,6 +150,12 @@ struct sched_Task {
 	TAILQ_ENTRY(sched_Task)		task_node;
 };
 typedef TAILQ_HEAD(, sched_Task) sched_queue_t;
+#define TASK_DATA_SET(x, _dp, _dl)	do { \
+						if ((x)) { \
+							(x)->task_data.iov_base = (_dp); \
+							(x)->task_data.iov_len = _dl; \
+						} \
+					while (0)
 
 /* root task */
 struct sched_RootTask {