There are newer controls (V4L2_CID_PAN*, V4L2_CID_TILT*) that provide
similar functionality.
Who: Sylwester Nawrocki <sylvester.nawrocki@gmail.com>
+
+----------------------------
+
+What: cgroup option updates via remount
+When: March 2013
+Why: Remount currently allows changing bound subsystems and
+ release_agent. Rebinding is hardly useful as it only works
+ when the hierarchy is empty and release_agent itself should be
+ replaced with conventional fsnotify.
+
+----------------------------