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author | Mathieu Poirier <mathieu.poirier@linaro.org> | 2018-03-30 22:10:32 +0000 |
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committer | Mathieu Poirier <mathieu.poirier@linaro.org> | 2019-05-23 15:41:56 -0600 |
commit | 7bfb23ecad6a8e04b46a84859866c4bacb03f4d9 (patch) | |
tree | 28ef0267517fae2a3dfebe1233d6d46c0638316e | |
parent | 3cfa107749d3f2d692c18859901093ccb55a937f (diff) |
perf tools: Configure SWITCH_EVENTS in CPU-wide mode
Ask the perf core to generate an event when processes are swapped in/out of
context. That way proper action can be taken by the decoding code when
faced with such event.
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
-rw-r--r-- | tools/perf/arch/arm/util/cs-etm.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/arch/arm/util/cs-etm.c b/tools/perf/arch/arm/util/cs-etm.c index be1e4f20affa..cc7f1cd23b14 100644 --- a/tools/perf/arch/arm/util/cs-etm.c +++ b/tools/perf/arch/arm/util/cs-etm.c @@ -257,6 +257,9 @@ static int cs_etm_recording_options(struct auxtrace_record *itr, ptr->evlist = evlist; ptr->snapshot_mode = opts->auxtrace_snapshot_mode; + if (perf_can_record_switch_events()) + opts->record_switch_events = true; + evlist__for_each_entry(evlist, evsel) { if (evsel->attr.type == cs_etm_pmu->type) { if (cs_etm_evsel) { |