[PATCH v2 42/43] perf stat: Don't disable TopdownL1 metric on hybrid

From: Ian Rogers
Date: Fri Apr 28 2023 - 03:47:19 EST


Now that hybrid bugs are fixed sufficient to run TopdownL1 metrics,
don't implicitly disable them for hybrid.

Signed-off-by: Ian Rogers <irogers@xxxxxxxxxx>
---
tools/perf/builtin-stat.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index f4e572f9de6b..67dc69270ae4 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -1900,12 +1900,7 @@ static int add_default_attributes(void)
* Add TopdownL1 metrics if they exist. To minimize
* multiplexing, don't request threshold computation.
*/
- /*
- * TODO: TopdownL1 is disabled on hybrid CPUs to avoid a crashes
- * caused by exposing latent bugs. This is fixed properly in:
- * https://lore.kernel.org/lkml/bff481ba-e60a-763f-0aa0-3ee53302c480@xxxxxxxxxxxxxxx/
- */
- if (metricgroup__has_metric(pmu, "TopdownL1") && !perf_pmu__has_hybrid()) {
+ if (metricgroup__has_metric(pmu, "TopdownL1")) {
struct evlist *metric_evlist = evlist__new();
struct evsel *metric_evsel;

--
2.40.1.495.gc816e09b53d-goog