Merge ssh://master.kernel.org/pub/scm/linux/kernel/git/tglx/linux-2.6-hrt

* ssh://master.kernel.org/pub/scm/linux/kernel/git/tglx/linux-2.6-hrt:
  hrtimer: hook compat_sys_nanosleep up to high res timer code
  hrtimer: Rework hrtimer_nanosleep to make sys_compat_nanosleep easier