Merge git://git.kernel.org/pub/scm/linux/kernel/git/tglx/linux-2.6-hrt
* git://git.kernel.org/pub/scm/linux/kernel/git/tglx/linux-2.6-hrt:
clocksource: allow read access to available/current_clocksource
clocksource: Fix permissions for available_clocksource
hrtimer: remove duplicate helper function