diff options
Diffstat (limited to 'tools/perf/builtin-buildid-list.c')
| -rw-r--r-- | tools/perf/builtin-buildid-list.c | 62 |
1 files changed, 57 insertions, 5 deletions
diff --git a/tools/perf/builtin-buildid-list.c b/tools/perf/builtin-buildid-list.c index cebadd632234..a91bbb34ac94 100644 --- a/tools/perf/builtin-buildid-list.c +++ b/tools/perf/builtin-buildid-list.c @@ -8,24 +8,59 @@ * Copyright (C) 2009, Arnaldo Carvalho de Melo <acme@redhat.com> */ #include "builtin.h" -#include "perf.h" #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 "util/util.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(map); + char bid_buf[SBUILD_ID_SIZE]; + const char *dso_long_name = dso__long_name(dso); + const char *dso_short_name = dso__short_name(dso); + + memset(bid_buf, 0, sizeof(bid_buf)); + if (dso__has_build_id(dso)) + build_id__snprintf(dso__bid(dso), bid_buf, sizeof(bid_buf)); + printf("%s %16" PRIx64 " %16" PRIx64, bid_buf, map__start(map), map__end(map)); + 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 perf_env host_env; + struct machine *machine; + + perf_env__init(&host_env); + machine = machine__new_host(&host_env); + machine__for_each_kernel_map(machine, buildid__map_cb, NULL); + machine__delete(machine); + perf_env__exit(&host_env); +} + static int sysfs__fprintf_build_id(FILE *fp) { char sbuild_id[SBUILD_ID_SIZE]; int ret; - ret = sysfs__sprintf_build_id("/", sbuild_id); + ret = sysfs__snprintf_build_id("/", sbuild_id, sizeof(sbuild_id)); if (ret != sizeof(sbuild_id)) return ret < 0 ? ret : -EINVAL; @@ -37,7 +72,7 @@ static int filename__fprintf_build_id(const char *name, FILE *fp) char sbuild_id[SBUILD_ID_SIZE]; int ret; - ret = filename__sprintf_build_id(name, sbuild_id); + ret = filename__snprintf_build_id(name, sbuild_id, sizeof(sbuild_id)); if (ret != sizeof(sbuild_id)) return ret < 0 ? ret : -EINVAL; @@ -46,7 +81,7 @@ static int filename__fprintf_build_id(const char *name, FILE *fp) static bool dso__skip_buildid(struct dso *dso, int with_hits) { - return with_hits && !dso->hit; + return with_hits && !dso__hit(dso); } static int perf_session__list_build_ids(bool force, bool with_hits) @@ -57,6 +92,7 @@ static int perf_session__list_build_ids(bool force, bool with_hits) .mode = PERF_DATA_MODE_READ, .force = force, }; + struct perf_tool build_id__mark_dso_hit_ops; symbol__elf_init(); /* @@ -65,6 +101,15 @@ static int perf_session__list_build_ids(bool force, bool with_hits) if (filename__fprintf_build_id(input_name, stdout) > 0) goto out; + perf_tool__init(&build_id__mark_dso_hit_ops, /*ordered_events=*/true); + build_id__mark_dso_hit_ops.sample = build_id__mark_dso_hit; + build_id__mark_dso_hit_ops.mmap = perf_event__process_mmap; + build_id__mark_dso_hit_ops.mmap2 = perf_event__process_mmap2; + build_id__mark_dso_hit_ops.fork = perf_event__process_fork; + build_id__mark_dso_hit_ops.exit = perf_event__exit_del_thread; + build_id__mark_dso_hit_ops.attr = perf_event__process_attr; + build_id__mark_dso_hit_ops.build_id = perf_event__process_build_id; + session = perf_session__new(&data, &build_id__mark_dso_hit_ops); if (IS_ERR(session)) return PTR_ERR(session); @@ -99,6 +144,7 @@ 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[] = { @@ -106,6 +152,8 @@ 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() }; @@ -117,8 +165,12 @@ 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); } |