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>

1 files changed, 7 insertions, 3 deletions

diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index e5740ea140ab..4af2ed5d48ad 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -79,6 +79,7 @@ struct sample_data {
 
 struct build_id_event {
         struct perf_event_header header;
+        pid_t                    pid;
         u8                       build_id[ALIGN(BUILD_ID_SIZE, sizeof(u64))];
         char                     filename[];
 };
@@ -154,10 +155,13 @@ int event__synthesize_thread(pid_t pid, event__handler_t process,
 void event__synthesize_threads(event__handler_t process,
                                struct perf_session *session);
 int event__synthesize_kernel_mmap(event__handler_t process,
-                                  struct perf_session *session,
-                                  const char *symbol_name);
+                                struct perf_session *session,
+                                struct kernel_info *kerninfo,
+                                const char *symbol_name);
+
 int event__synthesize_modules(event__handler_t process,
-                              struct perf_session *session);
+                              struct perf_session *session,
+                              struct kernel_info *kerninfo);
 
 int event__process_comm(event_t *self, struct perf_session *session);
 int event__process_lost(event_t *self, struct perf_session *session);