Pull perf/core improvements and fixes from Arnaldo Carvalho de Melo:
User visible changes:
- Fix perf.data size reporting in 'perf record' in no-buildid mode (He Kuang)
Infrastructure changes:
- Protect accesses the DSO rbtrees/lists with a rw lock and reference
count struct dso instances (Arnaldo Carvalho de Melo)
- Export dynamic symbols used by traceevent plugins (He Kuang)
- Add libtrace-dynamic-list file to libtraceevent's .gitignore (He Kuang)
- Refactor shadow stats code in 'perf stat', prep work for further
patchkits (Jiri Olsa)
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>