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

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

User visible changes:

  - Fix "Command" sort_entry's cmp and collapse function (Jiri Olsa)

  - Load map's symtab before 'perf probe' glob matching (Wang Nan)

  - Set vmlinux_path__nr_entries to 0 in vmlinux_path__exit, to fix
    the use case where this code is called multiple times, which wasn't
    that common when it was introduced but seems to be now (Wang Nan).

Infrastructure changes:

  - Protect dso symtab and cache operations with a mutex (Namhyung Kim)

  - Make all refcnt operations use atomic.h (Arnaldo Carvalho de Melo)

  - Install libtraceevent.a into libdir (Wang Nan)

Build fixes:

  - Fix one build failure on RHEL5 by making 'perf bench numa' use the
    __weak sched_getcpu() provided by cloexec.h (Arnaldo Carvalho de Melo)

  - Fix dwarf-aux.c compilation on i386 (Jiri Olsa)

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