mapfn_t 1173 tools/perf/util/symbol-elf.c static int elf_read_maps(Elf *elf, bool exe, mapfn_t mapfn, void *data) mapfn_t 1205 tools/perf/util/symbol-elf.c int file__read_maps(int fd, bool exe, mapfn_t mapfn, void *data, mapfn_t 356 tools/perf/util/symbol-minimal.c mapfn_t mapfn __maybe_unused, void *data __maybe_unused, mapfn_t 201 tools/perf/util/symbol.h typedef int (*mapfn_t)(u64 start, u64 len, u64 pgoff, void *data); mapfn_t 202 tools/perf/util/symbol.h int file__read_maps(int fd, bool exe, mapfn_t mapfn, void *data,