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-rw-r--r--tools/perf/tests/backward-ring-buffer.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/tools/perf/tests/backward-ring-buffer.c b/tools/perf/tests/backward-ring-buffer.c
index a4cd30c0beb3..15cea518f5ad 100644
--- a/tools/perf/tests/backward-ring-buffer.c
+++ b/tools/perf/tests/backward-ring-buffer.c
@@ -148,6 +148,15 @@ int test__backward_ring_buffer(struct test *test __maybe_unused, int subtest __m
goto out_delete_evlist;
}
+ evlist__close(evlist);
+
+ err = evlist__open(evlist);
+ if (err < 0) {
+ pr_debug("perf_evlist__open: %s\n",
+ str_error_r(errno, sbuf, sizeof(sbuf)));
+ goto out_delete_evlist;
+ }
+
err = do_test(evlist, 1, &sample_count, &comm_count);
if (err != TEST_OK)
goto out_delete_evlist;