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:

  - Callchain improvements from Andi Kleen including:
    * Enable printing the srcline in the history
    * Make get_srcline fall back to sym+offset

  - Allow to force redirect pr_debug to stderr. (Andi Kleen)

  - TUI hist_entry browser fixes, including showing missing overhead
    value for first level callchain. Detected comparing the output of
    --stdio/--gui (that matched) with --tui, that had this problem. (Namhyung Kim)

  - Fix segfault due to invalid kernel dso access (Namhyung Kim)

Infrastructure changes:

  - Move bfd_demangle stubbing to its only user (Arnaldo Carvalho de Melo)

  - 'perf stat' refactorings, moving stuff from it to evsel.c to use in
    per-pkg/snapshot format changes (Jiri Olsa)

  - Add per-pkg format file parsing (Matt Fleming)

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