diff -r 0b13d9787622 tools/python/xen/util/blkif.py
--- a/tools/python/xen/util/blkif.py	Tue Mar 24 06:55:29 2009 +0000
+++ b/tools/python/xen/util/blkif.py	Wed Mar 25 01:38:13 2009 -0400
@@ -75,7 +75,7 @@ def _parse_uname(uname):
     fn = taptype = None
     if uname.find(":") != -1:
         (typ, fn) = uname.split(":", 1)
-        if typ == "phy" and not fn.startswith("/"):
+        if typ in ("phy", "drbd") and not fn.startswith("/"):
             fn = "/dev/%s" %(fn,)
         if typ == "tap":
             (taptype, fn) = fn.split(":", 1)