diff -r 327719a44b6a -r d00bbff8600e mercurial/localrepo.py
--- a/mercurial/localrepo.py	Fri Jan 28 13:34:07 2011 +0100
+++ b/mercurial/localrepo.py	Fri Jan 28 13:38:34 2011 +0100
@@ -781,8 +781,8 @@
             l.lock()
             return l
 
-        l = self._lock(self.sjoin("lock"), wait, None, self.invalidate,
-                       _('repository %s') % self.origroot)
+        l = self._lock(self.sjoin("lock"), wait, self.store.write,
+                       self.invalidate, _('repository %s') % self.origroot)
         self._lockref = weakref.ref(l)
         return l