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-rw-r--r--tools/testing/selftests/rseq/rseq.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/tools/testing/selftests/rseq/rseq.h b/tools/testing/selftests/rseq/rseq.h
index ba424ce80a71..f51a5fdb0444 100644
--- a/tools/testing/selftests/rseq/rseq.h
+++ b/tools/testing/selftests/rseq/rseq.h
@@ -160,6 +160,11 @@ int32_t rseq_fallback_current_cpu(void);
int32_t rseq_fallback_current_node(void);
/*
+ * Returns true if rseq is supported.
+ */
+bool rseq_available(void);
+
+/*
* Values returned can be either the current CPU number, -1 (rseq is
* uninitialized), or -2 (rseq initialization has failed).
*/