union perf_event *perf_mmap__read_event(struct perf_mmap *map);
int perf_mmap__push(struct perf_mmap *md, void *to,
- int push(void *to, void *buf, size_t size));
+ int push(struct perf_mmap *map, void *to, void *buf, size_t size));
size_t perf_mmap__mmap_len(struct perf_mmap *map);