trace__fprintf_callchain 2215 tools/perf/builtin-trace.c 		trace__fprintf_callchain(trace, sample);
trace__fprintf_callchain 2425 tools/perf/builtin-trace.c 		trace__fprintf_callchain(trace, sample);
trace__fprintf_callchain 2513 tools/perf/builtin-trace.c 		trace__fprintf_callchain(trace, sample);