Merge tag 'perf-core-for-mingo-20160630' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core

Pull perf/core improvements and fixes from Arnaldo Carvalho de Melo:

New features:

 - Allow running 'perf test' entries in the same process, not forking to
   test each testcase, useful for debugging (Jiri Olsa)

 - Show number of samples in the stdio annotate header (Peter Zijlstra)

Documentation changes:

 - Add documentation for perf.data on disk format (Andi Kleen)

Build fixes:

 - Fix 'perf trace' build on old systems wrt missing SCHED_RESET_ON_FORK and
   eventfd.h (Arnaldo Carvalho de Melo)

Infrastructure changes:

 - Utility function to fetch arch from evsel/evlist (Ravi Bangoria)

Trivial changes:

 - Fix spelling mistake: "missmatch" -> "mismatch" in libbpf (Colin Ian King)

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>