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-rw-r--r--tools/testing/selftests/bpf/testing_helpers.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/testing_helpers.h b/tools/testing/selftests/bpf/testing_helpers.h
index 6ec00bf79cb5..eb8790f928e4 100644
--- a/tools/testing/selftests/bpf/testing_helpers.h
+++ b/tools/testing/selftests/bpf/testing_helpers.h
@@ -20,3 +20,5 @@ struct test_filter_set;
int parse_test_list(const char *s,
struct test_filter_set *test_set,
bool is_glob_pattern);
+
+__u64 read_perf_max_sample_freq(void);