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-rw-r--r--tools/perf/util/mmap.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/perf/util/mmap.h b/tools/perf/util/mmap.h
index af33118354dd..8e259b9610f8 100644
--- a/tools/perf/util/mmap.h
+++ b/tools/perf/util/mmap.h
@@ -64,4 +64,7 @@ size_t mmap__mmap_len(struct mmap *map);
void mmap_cpu_mask__scnprintf(struct mmap_cpu_mask *mask, const char *tag);
+int mmap_cpu_mask__duplicate(struct mmap_cpu_mask *original,
+ struct mmap_cpu_mask *clone);
+
#endif /*__PERF_MMAP_H */