Merge tag 'perf-core-for-mingo-2' 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:

User visible changes:

  - List perf probes to stdout. (Masami Hiramatsu)

  - Return error when none of the requested probes were
    installed. (Masami Hiramatsu)

  - Cut off the gcc optimization postfixes from
    function name in 'perf probe'. (Masami Hiramatsu)

  - Allow disabling/enabling events dynamicly in 'perf top':
    a 'perf top' session can instantly become a 'perf report'
    one, i.e. going from dynamic analysis to a static one,
    returning to a dynamic one is possible, to toogle the
    modes, just press CTRL+z. (Arnaldo Carvalho de Melo)

  - Greatly speed up 'perf probe --list' by caching debuginfo.
    (Masami Hiramatsu)

  - Fix 'perf trace' race condition at the end of started
    workloads. (Sukadev Bhattiprolu)

  - Fix a problem when opening old perf.data with different
    byte order. (Wang Nan)

Infrastructure changes:

  - Replace map->referenced & maps->removed_maps with
    map->refcnt. (Arnaldo Carvalho de Melo)

  - Introduce the xyarray__reset() function. (Jiri Olsa)

  - Add thread_map__(alloc|realloc)() helpers. (Jiri Olsa)

  - Move perf_evsel__(alloc|free|reset)_counts into stat object. (Jiri Olsa)

  - Introduce perf_counts__(new|delete|reset)() functions. (Jiri Olsa)

  - Ignore .config-detected in .gitignore. (Wang Nan)

  - Move libtraceevent dynamic list to separated LDFLAGS
    variable. (Wang Nan)

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

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