From 8f4e17d4b2550ee02466ec7d2a7c06a867478fe3 Mon Sep 17 00:00:00 2001
From: David Greenman <dg@FreeBSD.org>
Date: Wed, 22 Mar 1995 05:08:41 +0000
Subject: [PATCH] Fixed bug in vm_mmap() where the object that is created in
 some cases was the wrong size. This is the likely cause of panics reported by
 Lars Fredriksen and Paul Richards related to a -1 blkno when paging via the
 swap_pager.

Submitted by:	John Dyson
---
 sys/vm/vm_mmap.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sys/vm/vm_mmap.c b/sys/vm/vm_mmap.c
index 177e8804117..12860fd436f 100644
--- a/sys/vm/vm_mmap.c
+++ b/sys/vm/vm_mmap.c
@@ -38,7 +38,7 @@
  * from: Utah $Hdr: vm_mmap.c 1.6 91/10/21$
  *
  *	@(#)vm_mmap.c	8.4 (Berkeley) 1/12/94
- * $Id: vm_mmap.c,v 1.16 1995/03/21 02:54:04 davidg Exp $
+ * $Id: vm_mmap.c,v 1.17 1995/03/21 10:15:52 davidg Exp $
  */
 
 /*
@@ -745,7 +745,7 @@ vm_mmap(map, addr, size, prot, maxprot, flags, handle, foff)
 			 * user_object. Since we don't map 'object', we want
 			 * only this one reference.
 			 */
-			user_object = vm_object_allocate( size);
+			user_object = vm_object_allocate(object->size);
 			user_object->shadow = object;
 			TAILQ_INSERT_TAIL(&object->reverse_shadow_head,
 				    user_object, reverse_shadow_list);