[PATCH v2 1/4] perf pmu: Correct perf_pmu__auto_merge_stats affecting hybrid

From: Ian Rogers
Date: Thu Jun 01 2023 - 04:30:36 EST


Flip the return value correcting a bug.

Fixes: 6b9da2607030 ("perf pmu: Remove is_pmu_hybrid")
Reported-by: Kan Liang <kan.liang@xxxxxxxxxxxxxxx>
Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
---
tools/perf/util/pmu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index 0520aa9fe991..36e163f38368 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -1424,7 +1424,7 @@ bool perf_pmu__supports_legacy_cache(const struct perf_pmu *pmu)

bool perf_pmu__auto_merge_stats(const struct perf_pmu *pmu)
{
- return pmu->is_core && perf_pmus__num_core_pmus() > 1;
+ return pmu->is_core && perf_pmus__num_core_pmus() == 1;
}

bool perf_pmu__have_event(const struct perf_pmu *pmu, const char *name)
--
2.41.0.rc0.172.g3f132b7071-goog