perf script: Add stat default handlers
Implement struct scripting_ops::(process_stat|process_stat_interval) handlers - calling scripting handlers from stat events handlers. Signed-off-by: Jiri Olsa <jolsa@kernel.org> Tested-by: Kan Liang <kan.liang@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/r/1452028152-26762-6-git-send-email-jolsa@kernel.org [ Rename 'time' parameters to 'tstamp', to fix the build in older distros ] Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -221,6 +221,9 @@ static int perf_evsel__check_attr(struct perf_evsel *evsel,
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struct perf_event_attr *attr = &evsel->attr;
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bool allow_user_set;
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if (perf_header__has_feat(&session->header, HEADER_STAT))
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return 0;
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allow_user_set = perf_header__has_feat(&session->header,
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HEADER_AUXTRACE);
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@ -674,6 +677,18 @@ static void process_event(struct perf_script *script __maybe_unused, union perf_
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static struct scripting_ops *scripting_ops;
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static void process_stat(struct perf_evsel *counter, u64 tstamp)
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{
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if (scripting_ops && scripting_ops->process_stat)
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scripting_ops->process_stat(&stat_config, counter, tstamp);
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}
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static void process_stat_interval(u64 tstamp)
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{
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if (scripting_ops && scripting_ops->process_stat_interval)
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scripting_ops->process_stat_interval(tstamp);
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}
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static void setup_scripting(void)
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{
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setup_perl_scripting();
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@ -1690,6 +1705,22 @@ static void script__setup_sample_type(struct perf_script *script)
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}
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}
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static int process_stat_round_event(struct perf_tool *tool __maybe_unused,
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union perf_event *event,
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struct perf_session *session)
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{
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struct stat_round_event *round = &event->stat_round;
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struct perf_evsel *counter;
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evlist__for_each(session->evlist, counter) {
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perf_stat_process_counter(&stat_config, counter);
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process_stat(counter, round->time);
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}
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process_stat_interval(round->time);
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return 0;
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}
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static int process_stat_config_event(struct perf_tool *tool __maybe_unused,
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union perf_event *event,
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struct perf_session *session __maybe_unused)
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@ -1783,6 +1814,8 @@ int cmd_script(int argc, const char **argv, const char *prefix __maybe_unused)
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.auxtrace_info = perf_event__process_auxtrace_info,
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.auxtrace = perf_event__process_auxtrace,
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.auxtrace_error = perf_event__process_auxtrace_error,
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.stat = perf_event__process_stat_event,
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.stat_round = process_stat_round_event,
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.stat_config = process_stat_config_event,
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.thread_map = process_thread_map_event,
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.cpu_map = process_cpu_map_event,
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