perf tools: Hit all build ids when AUX area tracing
We need to include all buildids when a perf.data file contains AUX area tracing data because we do not decode the trace for that purpose because it would take too long. Signed-off-by: Adrian Hunter <adrian.hunter@intel.com> Acked-by: Jiri Olsa <jolsa@kernel.org> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Namhyung Kim <namhyung@gmail.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/r/1430404667-10593-4-git-send-email-adrian.hunter@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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@ -69,6 +69,15 @@ static int perf_session__list_build_ids(bool force, bool with_hits)
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session = perf_session__new(&file, false, &build_id__mark_dso_hit_ops);
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if (session == NULL)
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return -1;
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/*
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* We take all buildids when the file contains AUX area tracing data
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* because we do not decode the trace because it would take too long.
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*/
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if (!perf_data_file__is_pipe(&file) &&
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perf_header__has_feat(&session->header, HEADER_AUXTRACE))
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with_hits = false;
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/*
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* in pipe-mode, the only way to get the buildids is to parse
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* the record stream. Buildids are stored as RECORD_HEADER_BUILD_ID
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@ -27,6 +27,7 @@ struct perf_inject {
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struct perf_session *session;
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bool build_ids;
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bool sched_stat;
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bool have_auxtrace;
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const char *input_name;
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struct perf_data_file output;
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u64 bytes_written;
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@ -122,6 +123,8 @@ static s64 perf_event__repipe_auxtrace(struct perf_tool *tool,
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tool);
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int ret;
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inject->have_auxtrace = true;
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if (!inject->output.is_pipe) {
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off_t offset;
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@ -508,9 +511,12 @@ static int __cmd_inject(struct perf_inject *inject)
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ret = perf_session__process_events(session);
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if (!file_out->is_pipe) {
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if (inject->build_ids)
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if (inject->build_ids) {
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perf_header__set_feat(&session->header,
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HEADER_BUILD_ID);
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if (inject->have_auxtrace)
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dsos__hit_all(session);
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}
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/*
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* The AUX areas have been removed and replaced with
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* synthesized hardware events, so clear the feature flag.
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@ -620,8 +620,16 @@ static int __cmd_record(struct record *rec, int argc, const char **argv)
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if (!err && !file->is_pipe) {
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rec->session->header.data_size += rec->bytes_written;
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if (!rec->no_buildid)
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if (!rec->no_buildid) {
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process_buildids(rec);
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/*
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* We take all buildids when the file contains
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* AUX area tracing data because we do not decode the
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* trace because it would take too long.
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*/
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if (rec->opts.full_auxtrace)
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dsos__hit_all(rec->session);
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}
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perf_session__write_header(rec->session, rec->evlist, fd, true);
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}
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