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Diffstat (limited to 'tools/perf/builtin-buildid-list.c')
-rw-r--r--tools/perf/builtin-buildid-list.c39
1 files changed, 38 insertions, 1 deletions
diff --git a/tools/perf/builtin-buildid-list.c b/tools/perf/builtin-buildid-list.c
index cebadd632234..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];
@@ -99,6 +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[] = {
@@ -106,6 +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()
};
@@ -117,8 +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);
}