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

  - Fix 'perf list' segfault due to lack of support for PERF_CONF_SW_BPF_OUTPUT
    in an array used just for printing available events, robustify the code
    involved (Arnaldo Carvalho de Melo)

  - 'perf test unwind' should create kernel maps, now that entry works and the
    test passes (Jiri Olsa)

  - Fix showing the running kernel build id in 'perf buildid-list' (Michael Petlan)

  - Fix command line symbol filtering in 'perf report' (Namhyung Kim)

Infrastructure changes:

  - Extract and collect map info from BPF object files in libbpf (Wang Nan)

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