linux-kernel - [PATCH v3 1/3] perf cs-etm: Move synth

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Date:   Mon, 17 May 2021 16:17:39 +0300
From:   James Clark <james.clark@....com>
To:     acme@...nel.org, mathieu.poirier@...aro.org,
        coresight@...ts.linaro.org, leo.yan@...aro.org
Cc:     al.grant@....com, branislav.rankov@....com, denik@...omium.org,
        suzuki.poulose@....com, anshuman.khandual@....com,
        James Clark <james.clark@....com>,
        Mike Leach <mike.leach@...aro.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...hat.com>,
        Namhyung Kim <namhyung@...nel.org>,
        John Garry <john.garry@...wei.com>,
        Will Deacon <will@...nel.org>,
        linux-arm-kernel@...ts.infradead.org,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH v3 1/3] perf cs-etm: Move synth_opts initialisation

Move initialisation of synth_opts earlier in the function
so that synth_opts can be used at an earlier stage in a
later commit.

Reviewed-by: Leo Yan <leo.yan@...aro.org>
Signed-off-by: James Clark <james.clark@....com>
---
 tools/perf/util/cs-etm.c | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/tools/perf/util/cs-etm.c b/tools/perf/util/cs-etm.c
index 153fb8393e6e..a752fe06f170 100644
--- a/tools/perf/util/cs-etm.c
+++ b/tools/perf/util/cs-etm.c
@@ -2819,6 +2819,14 @@ int cs_etm__process_auxtrace_info(union perf_event *event,
 	if (err)
 		goto err_free_etm;
 
+	if (session->itrace_synth_opts->set) {
+		etm->synth_opts = *session->itrace_synth_opts;
+	} else {
+		itrace_synth_opts__set_default(&etm->synth_opts,
+				session->itrace_synth_opts->default_no_sample);
+		etm->synth_opts.callchain = false;
+	}
+
 	etm->session = session;
 	etm->machine = &session->machines.host;
 
@@ -2863,14 +2871,6 @@ int cs_etm__process_auxtrace_info(union perf_event *event,
 		return 0;
 	}
 
-	if (session->itrace_synth_opts->set) {
-		etm->synth_opts = *session->itrace_synth_opts;
-	} else {
-		itrace_synth_opts__set_default(&etm->synth_opts,
-				session->itrace_synth_opts->default_no_sample);
-		etm->synth_opts.callchain = false;
-	}
-
 	err = cs_etm__synth_events(etm, session);
 	if (err)
 		goto err_delete_thread;
-- 
2.28.0