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-rw-r--r--tools/perf/arch/arm/util/cs-etm.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/tools/perf/arch/arm/util/cs-etm.c b/tools/perf/arch/arm/util/cs-etm.c
index 16bba74f048b..39ec6cae91ed 100644
--- a/tools/perf/arch/arm/util/cs-etm.c
+++ b/tools/perf/arch/arm/util/cs-etm.c
@@ -205,8 +205,17 @@ static int cs_etm_validate_config(struct auxtrace_record *itr,
for (i = 0; i < cpu__max_cpu().cpu; i++) {
struct perf_cpu cpu = { .cpu = i, };
- if (!perf_cpu_map__has(event_cpus, cpu) ||
- !perf_cpu_map__has(online_cpus, cpu))
+ /*
+ * In per-cpu case, do the validation for CPUs to work with.
+ * In per-thread case, the CPU map is empty. Since the traced
+ * program can run on any CPUs in this case, thus don't skip
+ * validation.
+ */
+ if (!perf_cpu_map__empty(event_cpus) &&
+ !perf_cpu_map__has(event_cpus, cpu))
+ continue;
+
+ if (!perf_cpu_map__has(online_cpus, cpu))
continue;
err = cs_etm_validate_context_id(itr, evsel, i);