perf_mmap__mmap   675 tools/perf/util/evlist.c 			if (perf_mmap__mmap(&maps[idx], mp, *output, evlist_cpu) < 0)
perf_mmap__mmap    44 tools/perf/util/mmap.h int perf_mmap__mmap(struct mmap *map, struct mmap_params *mp, int fd, int cpu);