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authorJin Yao <yao.jin@linux.intel.com>2021-07-08 09:37:00 +0800
committerArnaldo Carvalho de Melo <acme@redhat.com>2021-07-14 10:05:35 -0300
commit212f3d97abc8be09549de12cedb290f47b4dce5a (patch)
tree5152a362d498ff809b9d474533be1476643206aa /tools
parent490e9a8fb4a3d74602668ef2e4cc29608e9b00a6 (diff)
downloadlinux-212f3d97abc8be09549de12cedb290f47b4dce5a.tar.bz2
perf tests: Fix 'Roundtrip evsel->name' on core-only system
If the atom CPUs are offlined, the 'cpu_atom' is not valid. Perf will not create two events for one hw event, so the evsel->idx doesn't need to be divided by 2 before comparing. Signed-off-by: Jin Yao <yao.jin@linux.intel.com> Acked-by: Jiri Olsa <jolsa@redhat.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Jin Yao <yao.jin@intel.com> Cc: Kan Liang <kan.liang@linux.intel.com> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lore.kernel.org/lkml/20210708013701.20347-4-yao.jin@linux.intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/tests/evsel-roundtrip-name.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/perf/tests/evsel-roundtrip-name.c b/tools/perf/tests/evsel-roundtrip-name.c
index 5ebf56331904..4e09f0a312af 100644
--- a/tools/perf/tests/evsel-roundtrip-name.c
+++ b/tools/perf/tests/evsel-roundtrip-name.c
@@ -5,6 +5,7 @@
#include "tests.h"
#include "debug.h"
#include "pmu.h"
+#include "pmu-hybrid.h"
#include <errno.h>
#include <linux/kernel.h>
@@ -102,7 +103,7 @@ int test__perf_evsel__roundtrip_name_test(struct test *test __maybe_unused, int
{
int err = 0, ret = 0;
- if (perf_pmu__has_hybrid())
+ if (perf_pmu__has_hybrid() && perf_pmu__hybrid_mounted("cpu_atom"))
return perf_evsel__name_array_test(evsel__hw_names, 2);
err = perf_evsel__name_array_test(evsel__hw_names, 1);