Commit 7ad35615 authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
Browse files

perf trace: Make --event honour --min-stack too 

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Milian Wolff <milian.wolff@kdab.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: http://lkml.kernel.org/n/tip-shj0fazntmskhjild5i6x73l@git.kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent e557b674

tools/perf/builtin-trace.c

+16 −5
Original line number Diff line number Diff line
@@ -2126,6 +2126,17 @@ static int trace__event_handler(struct trace *trace, struct perf_evsel *evsel, 
				union perf_event *event __maybe_unused,

				struct perf_sample *sample)

{

	int callchain_ret = 0;



	if (sample->callchain) {

		callchain_ret = trace__resolve_callchain(trace, evsel, sample, &callchain_cursor);

		if (callchain_ret == 0) {

			if (callchain_cursor.nr < trace->min_stack)

				goto out;

			callchain_ret = 1;

		}

	}



	trace__printf_interrupted_entry(trace, sample);

	trace__fprintf_tstamp(trace, sample->time, trace->output);
@@ -2144,11 +2155,11 @@ static int trace__event_handler(struct trace *trace, struct perf_evsel *evsel, 


	fprintf(trace->output, ")\n");



	if (sample->callchain) {

		if (trace__resolve_callchain(trace, evsel, sample, &callchain_cursor) == 0)

	if (callchain_ret > 0)

		trace__fprintf_callchain(trace, sample);

	}



	else if (callchain_ret < 0)

		pr_err("Problem processing %s callchain, skipping...\n", perf_evsel__name(evsel));

out:

	return 0;

}

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