===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/cmp/regular.c,v
retrieving revision 1.7
retrieving revision 1.8
diff -u -r1.7 -r1.8
--- src/usr.bin/cmp/regular.c	2003/06/03 02:56:06	1.7
+++ src/usr.bin/cmp/regular.c	2003/11/21 21:41:38	1.8
@@ -1,4 +1,4 @@
-/*      $OpenBSD: regular.c,v 1.7 2003/06/03 02:56:06 millert Exp $      */
+/*      $OpenBSD: regular.c,v 1.8 2003/11/21 21:41:38 mickey Exp $      */
 /*      $NetBSD: regular.c,v 1.2 1995/09/08 03:22:59 tls Exp $      */
 
 /*-
@@ -34,7 +34,7 @@
 #if 0
 static char sccsid[] = "@(#)regular.c	8.3 (Berkeley) 4/2/94";
 #else
-static char rcsid[] = "$OpenBSD: regular.c,v 1.7 2003/06/03 02:56:06 millert Exp $";
+static char rcsid[] = "$OpenBSD: regular.c,v 1.8 2003/11/21 21:41:38 mickey Exp $";
 #endif
 #endif /* not lint */
 
@@ -84,6 +84,10 @@
 	    MAP_PRIVATE, fd2, skip2)) == MAP_FAILED) {
 		munmap(p1, (size_t)length);
 		goto mmap_failed;
+	}
+	if (length) {
+		madvise(p1, length, MADV_SEQUENTIAL);
+		madvise(p2, length, MADV_SEQUENTIAL);
 	}
 
 	dfound = 0;