diff --git a/sys/ufs/lfs/lfs_alloc.c b/sys/ufs/lfs/lfs_alloc.c
index 1d2c5548c379..3fdfc13c387a 100644
--- a/sys/ufs/lfs/lfs_alloc.c
+++ b/sys/ufs/lfs/lfs_alloc.c
@@ -1,4 +1,4 @@
-/*	$NetBSD: lfs_alloc.c,v 1.94 2006/05/14 21:32:45 elad Exp $	*/
+/*	$NetBSD: lfs_alloc.c,v 1.95 2006/07/06 22:27:19 perseant Exp $	*/
 
 /*-
  * Copyright (c) 1999, 2000, 2001, 2002, 2003 The NetBSD Foundation, Inc.
@@ -67,7 +67,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: lfs_alloc.c,v 1.94 2006/05/14 21:32:45 elad Exp $");
+__KERNEL_RCSID(0, "$NetBSD: lfs_alloc.c,v 1.95 2006/07/06 22:27:19 perseant Exp $");
 
 #if defined(_KERNEL_OPT)
 #include "opt_quota.h"
@@ -732,6 +732,9 @@ lfs_order_freelist(struct lfs *fs)
 	struct buf *bp;
 	ino_t ino, firstino, lastino, maxino;
 	
+	ASSERT_NO_SEGLOCK(fs);
+	lfs_seglock(fs, SEGM_PROT);
+
 	maxino = ((fs->lfs_ivnode->v_size >> fs->lfs_bshift) -
 		  fs->lfs_cleansz - fs->lfs_segtabsz) * fs->lfs_ifpb;
 	fs->lfs_ino_bitmap = (lfs_bm_t *)
@@ -773,4 +776,6 @@ lfs_order_freelist(struct lfs *fs)
 
 	LFS_PUT_HEADFREE(fs, cip, bp, firstino);
 	LFS_PUT_TAILFREE(fs, cip, bp, lastino);
+
+	lfs_segunlock(fs);
 }