diff -Nru cgroup-lite-1.0/debian/bzr-builddeb.conf cgroup-lite-1.1/debian/bzr-builddeb.conf
--- cgroup-lite-1.0/debian/bzr-builddeb.conf	1970-01-01 00:00:00.000000000 +0000
+++ cgroup-lite-1.1/debian/bzr-builddeb.conf	2012-02-09 08:56:27.000000000 +0000
@@ -0,0 +1,2 @@
+[BUILDDEB]
+native = True
diff -Nru cgroup-lite-1.0/debian/cgroup-lite.upstart cgroup-lite-1.1/debian/cgroup-lite.upstart
--- cgroup-lite-1.0/debian/cgroup-lite.upstart	2012-01-09 14:25:05.000000000 +0000
+++ cgroup-lite-1.1/debian/cgroup-lite.upstart	2012-02-09 08:59:52.000000000 +0000
@@ -5,6 +5,7 @@
 
 pre-start script
 	test -x /usr/bin/cgroups-mount || { stop; exit 0; }
+	test -d /sys/fs/cgroup || { stop; exit 0; }
 	/usr/bin/cgroups-mount
 end script
 
diff -Nru cgroup-lite-1.0/debian/changelog cgroup-lite-1.1/debian/changelog
--- cgroup-lite-1.0/debian/changelog	2012-01-09 21:16:05.000000000 +0000
+++ cgroup-lite-1.1/debian/changelog	2012-02-09 09:00:54.000000000 +0000
@@ -1,3 +1,11 @@
+cgroup-lite (1.1) precise; urgency=low
+
+  * debian/cgroup-lite.upstart: Exit cleanly if /sys/fs/cgroup does not exist.
+    This happens when running a kernel (such as lucid's during upgrade) that
+    does not support cgroups yet. (LP: #929381)
+
+ -- Martin Pitt <martin.pitt@ubuntu.com>  Thu, 09 Feb 2012 10:00:54 +0100
+
 cgroup-lite (1.0) precise; urgency=low
 
   * Pull cgroup-lite out of libcgroup source package into its own.