[PATCH 0/4] perf: Clean up by adding helpers

[Shang XiaoJing]

Some clean up in builtin-lock.c, builtin-timechart.c, and
builtin-trace.c.

Shang XiaoJing (4):
  perf trace: Use zalloc to save initialization of syscall_stats
  perf lock: Add get_key_by_aggr_mode helper
  perf timechart: Add create_pidcomm helper
  perf timechart: Add p_state_end helper

 tools/perf/builtin-lock.c      | 129 ++++++++++++++-------------------
 tools/perf/builtin-timechart.c |  65 +++++++++--------
 tools/perf/builtin-trace.c     |   5 +-
 3 files changed, 88 insertions(+), 111 deletions(-)

-- 
2.17.1