Update notes for submitted changes

* ARM: Improve vmalloc address checking in show_data()
* ARM: Don't dump vmalloc addresses with show_data()
* slim_ngd: Return success for resource removal requests if HW restarts
* futex: Add another early deadlock detection check
* futex: update documentation for ordering guarantees
* futex: avoid race between requeue and wake
* futex: revert back to the explicit waiter counting code
* futex: Allow architectures to skip futex_atomic_cmpxchg_inatomic() test
* futexes: Fix futex_hashsize initialization
* futexes: Avoid taking the hb->lock if there's nothing to wake up
* futexes: Document multiprocessor ordering guarantees
* futexes: Increase hash table size for better performance
* futexes: Clean up various details
* futex: move user address verification up to common code
* cpufreq: export the cpu load across cores to the policy struct.
* cpufreq: create a helper function to get CPU utilization.
* mm: make fixup_user_fault() check the vma access rights too
* perf: Fix error return code
* perf: Fix perf ring buffer memory ordering
* hrtimer: Set expiry time before switch_hrtimer_base()
* hrtimer: Prevent remote enqueue of leftmost timers
* hrtimer: Prevent all reprogramming if hang detected
* timer: Prevent overflow in apply_slack