Merge branches 'perf-urgent-for-linus' and 'sched-urgent-for-linus' of git://git...

Merge branches 'perf-urgent-for-linus' and 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  perf events: Fix ring_buffer_wakeup() brown paperbag bug

* 'sched-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  sched: Fix select_idle_sibling() regression in selecting an idle SMT sibling
  MAINTAINERS: Update tip.git related git trees