[PATCH 00/10] perf python: Add support to access tracepoint fields

From: Jiri Olsa
Date: Sun Jul 10 2016 - 07:10:26 EST


hi,
adding support to access tracepoint fields in python scripts.

With this patchset it's possible to access tracepoint fields
in event python object like:

print "time %u prev_comm=%s prev_pid=%d prev_prio=%d prev_state=0x%x ==> next_comm=%s next_pid=%d next_prio=%d" % (
event.sample_time,
event.prev_comm,
event.prev_pid,
event.prev_prio,
event.prev_state,
event.next_comm,
event.next_pid,
event.next_prio)

Also available in:
git://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git
perf/fixes

thanks,
jirka


---
Jiri Olsa (10):
perf tools: Make perf_evlist__event2evsel public
perf tools: Introduce trace_event__tp_format_id function
perf python: Init perf_event_attr::size in perf.evsel constructor
perf python: Fix pyrf_evlist__read_on_cpu event consuming
perf python: Put perf.event objects into dictionary
perf python: Add perf.tracepoint method
perf python: Add struct evsel into struct pyrf_event
perf python: Add support to resolve tracepoint fields
perf python: Add tracepoint example
perf script python: Fix string vs byte array resolving

tools/perf/python/tracepoint.py | 47 ++++++++++++++++++++++
tools/perf/util/evlist.c | 4 +-
tools/perf/util/evlist.h | 3 ++
tools/perf/util/python.c | 162 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++--
tools/perf/util/scripting-engines/trace-event-python.c | 34 +++++++++++++---
tools/perf/util/trace-event.c | 9 +++++
tools/perf/util/trace-event.h | 2 +
7 files changed, 250 insertions(+), 11 deletions(-)
create mode 100755 tools/perf/python/tracepoint.py