Commit c825f788 authored by Leo Yan's avatar Leo Yan Committed by Arnaldo Carvalho de Melo
Browse files

perf c2c: Support AUX trace 



This patch adds the AUX callbacks in session structure, so support AUX
trace for "perf c2c" tool; make itrace memory event as default for "perf
c2c", this tells the AUX trace decoder to synthesize samples and can be
used for statistics.

Signed-off-by: default avatarLeo Yan <leo.yan@linaro.org>
Acked-by: default avatarJiri Olsa <jolsa@redhat.com>
Link: https://lore.kernel.org/r/20201106094853.21082-9-leo.yan@linaro.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 13e5df1e

tools/perf/builtin-c2c.c

+12 −0
Original line number Diff line number Diff line
@@ -369,6 +369,10 @@ static struct perf_c2c c2c = { 
		.exit		= perf_event__process_exit,

		.fork		= perf_event__process_fork,

		.lost		= perf_event__process_lost,

		.attr		= perf_event__process_attr,

		.auxtrace_info  = perf_event__process_auxtrace_info,

		.auxtrace       = perf_event__process_auxtrace,

		.auxtrace_error = perf_event__process_auxtrace_error,

		.ordered_events	= true,

		.ordering_requires_timestamps = true,

	},
@@ -2678,6 +2682,12 @@ static int setup_coalesce(const char *coalesce, bool no_source) 


static int perf_c2c__report(int argc, const char **argv)

{

	struct itrace_synth_opts itrace_synth_opts = {

		.set = true,

		.mem = true,	/* Only enable memory event */

		.default_no_sample = true,

	};



	struct perf_session *session;

	struct ui_progress prog;

	struct perf_data data = {
@@ -2757,6 +2767,8 @@ static int perf_c2c__report(int argc, const char **argv) 
		goto out;

	}



	session->itrace_synth_opts = &itrace_synth_opts;



	err = setup_nodes(session);

	if (err) {

		pr_err("Failed setup nodes\n");