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-rw-r--r--tools/perf/util/build-id.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/tools/perf/util/build-id.c b/tools/perf/util/build-id.c
index 82f3d46bea70..328668f38c69 100644
--- a/tools/perf/util/build-id.c
+++ b/tools/perf/util/build-id.c
@@ -872,6 +872,30 @@ out_free:
return err;
}
+static int filename__read_build_id_ns(const char *filename,
+ struct build_id *bid,
+ struct nsinfo *nsi)
+{
+ struct nscookie nsc;
+ int ret;
+
+ nsinfo__mountns_enter(nsi, &nsc);
+ ret = filename__read_build_id(filename, bid);
+ nsinfo__mountns_exit(&nsc);
+
+ return ret;
+}
+
+static bool dso__build_id_mismatch(struct dso *dso, const char *name)
+{
+ struct build_id bid;
+
+ if (filename__read_build_id_ns(name, &bid, dso->nsinfo) < 0)
+ return false;
+
+ return !dso__build_id_equal(dso, &bid);
+}
+
static int dso__cache_build_id(struct dso *dso, struct machine *machine,
void *priv __maybe_unused)
{
@@ -886,6 +910,10 @@ static int dso__cache_build_id(struct dso *dso, struct machine *machine,
is_kallsyms = true;
name = machine->mmap_name;
}
+
+ if (!is_kallsyms && dso__build_id_mismatch(dso, name))
+ return 0;
+
return build_id_cache__add_b(&dso->bid, name, dso->nsinfo,
is_kallsyms, is_vdso);
}