===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/xinstall/xinstall.c,v
retrieving revision 1.38
retrieving revision 1.39
diff -c -r1.38 -r1.39
*** src/usr.bin/xinstall/xinstall.c	2003/11/22 13:40:28	1.38
--- src/usr.bin/xinstall/xinstall.c	2003/11/22 14:17:32	1.39
***************
*** 1,4 ****
! /*	$OpenBSD: xinstall.c,v 1.38 2003/11/22 13:40:28 grange Exp $	*/
  /*	$NetBSD: xinstall.c,v 1.9 1995/12/20 10:25:17 jonathan Exp $	*/
  
  /*
--- 1,4 ----
! /*	$OpenBSD: xinstall.c,v 1.39 2003/11/22 14:17:32 mickey Exp $	*/
  /*	$NetBSD: xinstall.c,v 1.9 1995/12/20 10:25:17 jonathan Exp $	*/
  
  /*
***************
*** 40,46 ****
  #if 0
  static char sccsid[] = "@(#)xinstall.c	8.1 (Berkeley) 7/21/93";
  #endif
! static char rcsid[] = "$OpenBSD: xinstall.c,v 1.38 2003/11/22 13:40:28 grange Exp $";
  #endif /* not lint */
  
  #include <sys/param.h>
--- 40,46 ----
  #if 0
  static char sccsid[] = "@(#)xinstall.c	8.1 (Berkeley) 7/21/93";
  #endif
! static char rcsid[] = "$OpenBSD: xinstall.c,v 1.39 2003/11/22 14:17:32 mickey Exp $";
  #endif /* not lint */
  
  #include <sys/param.h>
***************
*** 438,443 ****
--- 438,445 ----
  			(void)unlink(to_name);
  			errx(EX_OSERR, "%s: %s", from_name, strerror(serrno));
  		}
+ 		if (size)
+ 			madvise(p, size, MADV_SEQUENTIAL);
  		siz = (size_t)size;
  		if ((nw = write(to_fd, p, siz)) != siz) {
  			serrno = errno;
***************
*** 514,519 ****
--- 516,525 ----
  		if ((p2 = mmap(NULL, length, PROT_READ, MAP_PRIVATE,
  		    to_fd, to_off)) == MAP_FAILED)
  			err(EX_OSERR, "%s", to_name);
+ 		if (length) {
+ 			madvise(p1, length, MADV_SEQUENTIAL);
+ 			madvise(p2, length, MADV_SEQUENTIAL);
+ 		}
  
  		dfound = memcmp(p1, p2, length);