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

Pull perf fixes from Ingo Molnar:

 - fix the perf build, by fixing the rbtree.c sharing bug between kernel
   and tools/perf by creating a local copy of rbtree.c (more will be
   done for v4.3)

 - fix an AUX buffer (Intel-PT support) refcounting bug

 - fix copy_from_user_nmi() return value"

* 'perf-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  perf/x86: Fix copy_from_user_nmi() return if range is not ok
  perf: Fix AUX buffer refcounting
  tools: Copy rbtree_augmented.h from the kernel
  tools: Move rbtree.h from tools/perf/
  tools: Copy lib/rbtree.c to tools/lib/
  perf tools: Copy rbtree.h from the kernel
  tools: Adopt {READ,WRITE_ONCE} from the kernel