From 887e433ee20cc52b06600ea7e91d6cc0360c943c Mon Sep 17 00:00:00 2001
From: provos <provos@NetBSD.org>
Date: Tue, 25 Mar 2003 22:48:42 +0000
Subject: [PATCH] bug in profile feedback optimization; found by dirt@monkey

---
 bin/systrace/filter.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/bin/systrace/filter.c b/bin/systrace/filter.c
index 8034758e52f0..506c2bc2fb47 100644
--- a/bin/systrace/filter.c
+++ b/bin/systrace/filter.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: filter.c,v 1.15 2002/11/25 06:25:09 provos Exp $	*/
+/*	$NetBSD: filter.c,v 1.16 2003/03/25 22:48:43 provos Exp $	*/
 /*	$OpenBSD: filter.c,v 1.16 2002/08/08 21:18:20 provos Exp $	*/
 /*
  * Copyright 2002 Niels Provos <provos@citi.umich.edu>
@@ -30,7 +30,7 @@
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: filter.c,v 1.15 2002/11/25 06:25:09 provos Exp $");
+__RCSID("$NetBSD: filter.c,v 1.16 2003/03/25 22:48:43 provos Exp $");
 
 #include <sys/param.h>
 #include <sys/types.h>
@@ -167,6 +167,7 @@ filter_evaluate(struct intercept_tlq *tls, struct filterq *fls,
 			/* Profile feedback optimization */
 			filter->match_count++;
 			if (last != NULL && last->match_action == action &&
+			    last->match_flags == filter->match_flags &&
 			    filter->match_count > last->match_count) {
 				TAILQ_REMOVE(fls, last, next);
 				TAILQ_INSERT_AFTER(fls, filter, last, next);