diff -NurpP --minimal linux-2.6.19.3-vs2.2.0-rc12.2/drivers/block/loop.c linux-2.6.19.3-vs2.2.0-rc12.3.1/drivers/block/loop.c
--- linux-2.6.19.3-vs2.2.0-rc12.2/drivers/block/loop.c	2006-11-30 18:53:18 +0100
+++ linux-2.6.19.3-vs2.2.0-rc12.3.1/drivers/block/loop.c	2007-02-14 22:26:06 +0100
@@ -1329,7 +1329,7 @@ static int lo_open(struct inode *inode, 
 {
 	struct loop_device *lo = inode->i_bdev->bd_disk->private_data;
 
-	if (!vx_check(lo->lo_xid, VS_WATCH_P|VS_IDENT))
+	if (!vx_check(lo->lo_xid, VS_IDENT|VS_HOSTID))
 		return -EACCES;
 
 	mutex_lock(&lo->lo_ctl_mutex);
diff -NurpP --minimal linux-2.6.19.3-vs2.2.0-rc12.2/drivers/md/dm.c linux-2.6.19.3-vs2.2.0-rc12.3.1/drivers/md/dm.c
--- linux-2.6.19.3-vs2.2.0-rc12.2/drivers/md/dm.c	2006-11-30 18:53:18 +0100
+++ linux-2.6.19.3-vs2.2.0-rc12.3.1/drivers/md/dm.c	2007-02-14 22:23:12 +0100
@@ -235,7 +235,7 @@ static int dm_blk_open(struct inode *ino
 		goto out;
 
 	ret = -EACCES;
-	if (!vx_check(md->xid, VS_IDENT))
+	if (!vx_check(md->xid, VS_IDENT|VS_HOSTID))
 		goto out;
 
 	dm_get(md);