1 files changed, 8 insertions, 0 deletions

diff --git a/tools/perf/util/session.c b/tools/perf/util/session.c
index 5d353e70fe26..71bc608e0ec6 100644
--- a/tools/perf/util/session.c
+++ b/tools/perf/util/session.c
@@ -100,6 +100,7 @@ struct perf_session *perf_session__new(const char *filename, int mode, bool forc
         self->repipe = repipe;
         self->ordered_samples.flush_limit = ULLONG_MAX;
         INIT_LIST_HEAD(&self->ordered_samples.samples_head);
+        machine__init(&self->host_machine, "", HOST_KERNEL_ID);
 
         if (mode == O_RDONLY) {
                 if (perf_session__open(self, force) < 0)
@@ -870,3 +871,10 @@ int perf_session__set_kallsyms_ref_reloc_sym(struct map **maps,
 
         return 0;
 }
+
+size_t perf_session__fprintf_dsos(struct perf_session *self, FILE *fp)
+{
+        return __dsos__fprintf(&self->host_machine.kernel_dsos, fp) +
+               __dsos__fprintf(&self->host_machine.user_dsos, fp) +
+               machines__fprintf_dsos(&self->machines, fp);
+}