[PATCH v1 18/23] perf x86 mem: minor refactor to is_mem_loads_aux_event

Ian Rogers irogers at google.com
Wed May 17 07:57:58 PDT 2023


Find the PMU and then the event off of it.

Signed-off-by: Ian Rogers <irogers at google.com>
---
 tools/perf/arch/x86/util/mem-events.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/tools/perf/arch/x86/util/mem-events.c b/tools/perf/arch/x86/util/mem-events.c
index f683ac702247..02d65e446f46 100644
--- a/tools/perf/arch/x86/util/mem-events.c
+++ b/tools/perf/arch/x86/util/mem-events.c
@@ -55,13 +55,13 @@ struct perf_mem_event *perf_mem_events__ptr(int i)
 
 bool is_mem_loads_aux_event(struct evsel *leader)
 {
-	if (perf_pmu__find("cpu")) {
-		if (!pmu_have_event("cpu", "mem-loads-aux"))
-			return false;
-	} else if (perf_pmu__find("cpu_core")) {
-		if (!pmu_have_event("cpu_core", "mem-loads-aux"))
-			return false;
-	}
+	struct perf_pmu *pmu = perf_pmu__find("cpu");
+
+	if (!pmu)
+		pmu = perf_pmu__find("cpu_core");
+
+	if (pmu && !pmu_have_event(pmu->name, "mem-loads-aux"))
+		return false;
 
 	return leader->core.attr.config == MEM_LOADS_AUX;
 }
-- 
2.40.1.606.ga4b1b128d6-goog




More information about the linux-arm-kernel mailing list