59 ExecutionMode PerfExecMode(const PerfDataHandler::SampleContext& sample) {  in PerfExecMode()  argument
60   if (sample.header.has_misc()) {  in PerfExecMode()
61     switch (sample.header.misc() & PERF_RECORD_MISC_CPUMODE_MASK) {  in PerfExecMode()
106 // required to uniquely identify a Sample: if two Samples you consider different
115   // The index of the sample's command in the profile's string table.
144 // can be thread-specific.  If the requested sample labels include PID and
145 // TID, we'll need to maintain separate profile sample objects for samples
146 // that are identical except for TID.  Likewise, if the requested sample
149 typedef std::unordered_map<SampleKey, perftools::profiles::Sample*,
160 // object is created per, say, each sample), so using the pointers is OK.
210   void Sample(const PerfDataHandler::SampleContext& sample) override;
215   // Adds a new sample updating the event counters if such sample is not present
217   // with the sample if the sample was added before.
236   // profile.proto's Sample.Label field.
239   // profile.proto's Sample.Label field.
242   // profile.proto's Sample.Label field.
247   // profile.proto's Sample.Label field.
252   // profile.proto's Sample.Label field.
255   SampleKey MakeSampleKey(const PerfDataHandler::SampleContext& sample,
259       const PerfDataHandler::SampleContext& sample);
289     const PerfDataHandler::SampleContext& sample, ProfileBuilder* builder) {  in MakeSampleKey()  argument
291   sample_key.pid = sample.sample.has_pid() ? sample.sample.pid() : 0;  in MakeSampleKey()
293       (IncludeTidLabels() && sample.sample.has_tid()) ? sample.sample.tid() : 0;  in MakeSampleKey()
295       (IncludeTimestampNsLabels() && sample.sample.has_sample_time_ns())  in MakeSampleKey()
296           ? sample.sample.sample_time_ns()  in MakeSampleKey()
299     sample_key.exec_mode = PerfExecMode(sample);  in MakeSampleKey()
301   if (IncludeCommLabels() && sample.sample.has_pid() &&  in MakeSampleKey()
302       sample.sample.has_tid()) {  in MakeSampleKey()
303     Pid pid = sample.sample.pid();  in MakeSampleKey()
304     Pid tid = sample.sample.tid();  in MakeSampleKey()
314     const PerfDataHandler::SampleContext& sample) {  in GetOrCreateBuilder()  argument
315   Pid builder_pid = (options_ & kGroupByPids) ? sample.sample.pid() : 0;  in GetOrCreateBuilder()
343       sample_type->set_type(UTF8StringId(event_name + "sample", builder));  in GetOrCreateBuilder()
349     if (sample.main_mapping == nullptr) {  in GetOrCreateBuilder()
355       AddOrGetMapping(sample.sample.pid(), sample.main_mapping, builder);  in GetOrCreateBuilder()
370     if ((options_ & kGroupByPids) && sample.main_mapping != nullptr &&  in GetOrCreateBuilder()
371         sample.main_mapping->filename != nullptr) {  in GetOrCreateBuilder()
374       const string& sample_filename = MappingFilename(sample.main_mapping);  in GetOrCreateBuilder()
378           LOG(FATAL) << "main mapping mismatch: " << sample.sample.pid() << " "  in GetOrCreateBuilder()
381           LOG(WARNING) << "main mapping mismatch: " << sample.sample.pid()  in GetOrCreateBuilder()
387   if (sample.sample.sample_time_ns()) {  in GetOrCreateBuilder()
388     per_pid.process_meta->UpdateTimestamps(sample.sample.sample_time_ns());  in GetOrCreateBuilder()
438   perftools::profiles::Sample* sample = per_pid_[pid].sample_map[sample_key];  in AddOrUpdateSample()  local
440   if (sample == nullptr) {  in AddOrUpdateSample()
442     sample = profile->add_sample();  in AddOrUpdateSample()
443     per_pid_[pid].sample_map[sample_key] = sample;  in AddOrUpdateSample()
445       sample->add_location_id(location_id);  in AddOrUpdateSample()
448     if (IncludePidLabels() && context.sample.has_pid()) {  in AddOrUpdateSample()
449       auto* label = sample->add_label();  in AddOrUpdateSample()
451       label->set_num(static_cast<int64>(context.sample.pid()));  in AddOrUpdateSample()
453     if (IncludeTidLabels() && context.sample.has_tid()) {  in AddOrUpdateSample()
454       auto* label = sample->add_label();  in AddOrUpdateSample()
456       label->set_num(static_cast<int64>(context.sample.tid()));  in AddOrUpdateSample()
459       auto* label = sample->add_label();  in AddOrUpdateSample()
463     if (IncludeTimestampNsLabels() && context.sample.has_sample_time_ns()) {  in AddOrUpdateSample()
464       auto* label = sample->add_label();  in AddOrUpdateSample()
467           static_cast<int64>(context.sample.sample_time_ns());  in AddOrUpdateSample()
471       auto* label = sample->add_label();  in AddOrUpdateSample()
475     // Two values per collected event: the first is sample counts, the second is  in AddOrUpdateSample()
476     // event counts (unsampled weight for each sample).  in AddOrUpdateSample()
479       sample->add_value(0);  in AddOrUpdateSample()
480       sample->add_value(0);  in AddOrUpdateSample()
485   // If the sample has a period, use that in preference  in AddOrUpdateSample()
486   if (context.sample.period() > 0) {  in AddOrUpdateSample()
487     weight = context.sample.period();  in AddOrUpdateSample()
497   sample->set_value(2 * event_index, sample->value(2 * event_index) + 1);  in AddOrUpdateSample()
498   sample->set_value(2 * event_index + 1,  in AddOrUpdateSample()
499                     sample->value(2 * event_index + 1) + weight);  in AddOrUpdateSample()
549 void PerfDataConverter::Sample(const PerfDataHandler::SampleContext& sample) {  in Sample()  function in perftools::__anon7d696b850111::PerfDataConverter
550   if (sample.file_attrs_index < 0 ||  in Sample()
551       sample.file_attrs_index >= perf_data_.file_attrs_size()) {  in Sample()
553                  << sample.file_attrs_index;  in Sample()
557   Pid event_pid = sample.sample.pid();  in Sample()
558   ProfileBuilder *builder = GetOrCreateBuilder(sample);  in Sample()
559   SampleKey sample_key = MakeSampleKey(sample, builder);  in Sample()
561   uint64 ip = sample.sample_mapping != nullptr ? sample.sample.ip() : 0;  in Sample()
563     const auto start = sample.sample_mapping->start;  in Sample()
564     const auto limit = sample.sample_mapping->limit;  in Sample()
575       AddOrGetLocation(event_pid, ip, sample.sample_mapping, builder));  in Sample()
577   // LBR callstacks include only user call chains. If this is an LBR sample,  in Sample()
578   // we get the kernel callstack from the sample's callchain, and the user  in Sample()
579   // callstack from the sample's branch_stack.  in Sample()
580   const bool lbr_sample = !sample.branch_stack.empty();  in Sample()
582   for (const auto& frame : sample.callchain) {  in Sample()
613   for (const auto& frame : sample.branch_stack) {  in Sample()
629   AddOrUpdateSample(sample, event_pid, sample_key, builder);  in Sample()