diff -Nru cgmanager-0.20/debian/changelog cgmanager-0.20/debian/changelog
--- cgmanager-0.20/debian/changelog	2014-02-28 02:25:38.000000000 +0000
+++ cgmanager-0.20/debian/changelog	2014-03-17 16:39:10.000000000 +0000
@@ -1,3 +1,10 @@
+cgmanager (0.20-0ubuntu4) trusty; urgency=medium
+
+  * d/p/0003-set_value-only-check-write-access-rights.patch: fix wrong
+    refusals to set cgroup values (LP: #1293647)
+
+ -- Serge Hallyn <serge.hallyn@ubuntu.com>  Mon, 17 Mar 2014 11:38:19 -0500
+
 cgmanager (0.20-0ubuntu3) trusty; urgency=medium
 
   * Implement ListChildren method to list child cgroups (LP: #1285900)
diff -Nru cgmanager-0.20/debian/patches/0003-set_value-only-check-write-access-rights.patch cgmanager-0.20/debian/patches/0003-set_value-only-check-write-access-rights.patch
--- cgmanager-0.20/debian/patches/0003-set_value-only-check-write-access-rights.patch	1970-01-01 00:00:00.000000000 +0000
+++ cgmanager-0.20/debian/patches/0003-set_value-only-check-write-access-rights.patch	2014-03-17 16:37:58.000000000 +0000
@@ -0,0 +1,29 @@
+From 354ba808869703c66a59f3c7e9009030c0fdd8fd Mon Sep 17 00:00:00 2001
+From: Serge Hallyn <serge.hallyn@ubuntu.com>
+Date: Mon, 17 Mar 2014 11:13:11 -0500
+Subject: [PATCH 1/1] set_value: only check write access rights
+
+some files are write-only.  we don't want to refuse to set values
+for those files.
+
+Signed-off-by: Serge Hallyn <serge.hallyn@ubuntu.com>
+---
+ cgmanager.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/cgmanager.c b/cgmanager.c
+index 56c0b34..6eab2e9 100644
+--- a/cgmanager.c
++++ b/cgmanager.c
+@@ -456,7 +456,7 @@ int set_value_main(const char *controller, const char *cgroup,
+ 	strncat(path, key, MAXPATHLEN-1);
+ 
+ 	/* Check access rights to the file itself */
+-	if (!may_access(r.pid, r.uid, r.gid, path, O_RDWR)) {
++	if (!may_access(r.pid, r.uid, r.gid, path, O_WRONLY)) {
+ 		nih_error("Pid %d may not access %s\n", r.pid, path);
+ 		return -1;
+ 	}
+-- 
+1.9.0
+
diff -Nru cgmanager-0.20/debian/patches/series cgmanager-0.20/debian/patches/series
--- cgmanager-0.20/debian/patches/series	2014-02-27 22:51:26.000000000 +0000
+++ cgmanager-0.20/debian/patches/series	2014-03-17 16:38:03.000000000 +0000
@@ -1,2 +1,3 @@
 0001-add-a-configurable-maximum-cgroup-depth.patch
 0002-implement-list_children.patch
+0003-set_value-only-check-write-access-rights.patch