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-rw-r--r--tools/perf/util/mmap.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/util/mmap.h b/tools/perf/util/mmap.h
index 95549d4af943..28718543dd42 100644
--- a/tools/perf/util/mmap.h
+++ b/tools/perf/util/mmap.h
@@ -89,6 +89,10 @@ static inline void perf_mmap__write_tail(struct perf_mmap *md, u64 tail)
union perf_event *perf_mmap__read_forward(struct perf_mmap *map);
union perf_event *perf_mmap__read_backward(struct perf_mmap *map);
+union perf_event *perf_mmap__read_event(struct perf_mmap *map,
+ bool overwrite,
+ u64 *startp, u64 end);
+
int perf_mmap__push(struct perf_mmap *md, bool backward,
void *to, int push(void *to, void *buf, size_t size));