perf: 'perf kvm' tool for monitoring guest performance from host
Here is the patch of userspace perf tool.
Signed-off-by: Zhang Yanmin <yanmin_zhang@linux.intel.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
diff --git a/tools/perf/builtin-buildid-list.c b/tools/perf/builtin-buildid-list.c
index af2ad8b..623afe3 100644
--- a/tools/perf/builtin-buildid-list.c
+++ b/tools/perf/builtin-buildid-list.c
@@ -46,7 +46,7 @@
if (with_hits)
perf_session__process_events(session, &build_id__mark_dso_hit_ops);
- dsos__fprintf_buildid(stdout, with_hits);
+ dsos__fprintf_buildid(&session->kerninfo_root, stdout, with_hits);
perf_session__delete(session);
return err;