diff options
Diffstat (limited to 'tools/perf/builtin-buildid-list.c')
| -rw-r--r-- | tools/perf/builtin-buildid-list.c | 47 |
1 files changed, 45 insertions, 2 deletions
diff --git a/tools/perf/builtin-buildid-list.c b/tools/perf/builtin-buildid-list.c index e3ef75583514..00bfe89f0b5d 100644 --- a/tools/perf/builtin-buildid-list.c +++ b/tools/perf/builtin-buildid-list.c @@ -12,14 +12,44 @@ #include "util/build-id.h" #include "util/debug.h" #include "util/dso.h" +#include "util/map.h" #include <subcmd/pager.h> #include <subcmd/parse-options.h> #include "util/session.h" #include "util/symbol.h" #include "util/data.h" #include <errno.h> +#include <inttypes.h> #include <linux/err.h> +static int buildid__map_cb(struct map *map, void *arg __maybe_unused) +{ + const struct dso *dso = map->dso; + char bid_buf[SBUILD_ID_SIZE]; + + memset(bid_buf, 0, sizeof(bid_buf)); + if (dso->has_build_id) + build_id__sprintf(&dso->bid, bid_buf); + printf("%s %16" PRIx64 " %16" PRIx64, bid_buf, map->start, map->end); + if (dso->long_name != NULL) { + printf(" %s", dso->long_name); + } else if (dso->short_name != NULL) { + printf(" %s", dso->short_name); + } + printf("\n"); + + return 0; +} + +static void buildid__show_kernel_maps(void) +{ + struct machine *machine; + + machine = machine__new_host(); + machine__for_each_kernel_map(machine, buildid__map_cb, NULL); + machine__delete(machine); +} + static int sysfs__fprintf_build_id(FILE *fp) { char sbuild_id[SBUILD_ID_SIZE]; @@ -65,7 +95,7 @@ static int perf_session__list_build_ids(bool force, bool with_hits) if (filename__fprintf_build_id(input_name, stdout) > 0) goto out; - session = perf_session__new(&data, false, &build_id__mark_dso_hit_ops); + session = perf_session__new(&data, &build_id__mark_dso_hit_ops); if (IS_ERR(session)) return PTR_ERR(session); @@ -77,6 +107,12 @@ static int perf_session__list_build_ids(bool force, bool with_hits) perf_header__has_feat(&session->header, HEADER_AUXTRACE)) with_hits = false; + if (!perf_header__has_feat(&session->header, HEADER_BUILD_ID)) + with_hits = true; + + if (zstd_init(&(session->zstd_data), 0) < 0) + pr_warning("Decompression initialization failed. Reported data may be incomplete.\n"); + /* * in pipe-mode, the only way to get the buildids is to parse * the record stream. Buildids are stored as RECORD_HEADER_BUILD_ID @@ -93,6 +129,7 @@ out: int cmd_buildid_list(int argc, const char **argv) { bool show_kernel = false; + bool show_kernel_maps = false; bool with_hits = false; bool force = false; const struct option options[] = { @@ -100,6 +137,8 @@ int cmd_buildid_list(int argc, const char **argv) OPT_STRING('i', "input", &input_name, "file", "input file name"), OPT_BOOLEAN('f', "force", &force, "don't complain, do it"), OPT_BOOLEAN('k', "kernel", &show_kernel, "Show current kernel build id"), + OPT_BOOLEAN('m', "kernel-maps", &show_kernel_maps, + "Show build id of current kernel + modules"), OPT_INCR('v', "verbose", &verbose, "be more verbose"), OPT_END() }; @@ -111,8 +150,12 @@ int cmd_buildid_list(int argc, const char **argv) argc = parse_options(argc, argv, options, buildid_list_usage, 0); setup_pager(); - if (show_kernel) + if (show_kernel) { return !(sysfs__fprintf_build_id(stdout) > 0); + } else if (show_kernel_maps) { + buildid__show_kernel_maps(); + return 0; + } return perf_session__list_build_ids(force, with_hits); } |