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-rwxr-xr-xtools/perf/tests/shell/stat.sh6
1 files changed, 5 insertions, 1 deletions
diff --git a/tools/perf/tests/shell/stat.sh b/tools/perf/tests/shell/stat.sh
index 7a8adf81e4b3..68323d636fb7 100755
--- a/tools/perf/tests/shell/stat.sh
+++ b/tools/perf/tests/shell/stat.sh
@@ -187,7 +187,11 @@ test_hybrid() {
# Run default Perf stat
cycles_events=$(perf stat -- true 2>&1 | grep -E "/cycles/[uH]*| cycles[:uH]* " -c)
- if [ "$pmus" -ne "$cycles_events" ]
+ # The expectation is that default output will have a cycles events on each
+ # hybrid PMU. In situations with no cycles PMU events, like virtualized, this
+ # can fall back to task-clock and so the end count may be 0. Fail if neither
+ # condition holds.
+ if [ "$pmus" -ne "$cycles_events" ] && [ "0" -ne "$cycles_events" ]
then
echo "hybrid test [Found $pmus PMUs but $cycles_events cycles events. Failed]"
err=1