WL#2360 Performance schema

Part II, engines instrumentation

1 files changed, 32 insertions, 1 deletions

diff --git a/storage/heap/hp_static.c b/storage/heap/hp_static.c
index a501ba7e359..e1ca7d1f445 100644
--- a/storage/heap/hp_static.c
+++ b/storage/heap/hp_static.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2000-2001 MySQL AB
+/* Copyright (C) 2000-2001 MySQL AB, 2008-2009 Sun Microsystems, Inc
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -23,3 +23,34 @@
 #endif
 
 LIST *heap_open_list=0,*heap_share_list=0;
+
+#ifdef HAVE_PSI_INTERFACE
+#ifdef THREAD
+PSI_mutex_key hp_key_mutex_HP_SHARE_intern_lock;
+
+static PSI_mutex_info all_heap_mutexes[]=
+{
+  { & hp_key_mutex_HP_SHARE_intern_lock, "HP_SHARE::intern_lock", 0}
+  /*
+    Note:
+    THR_LOCK_heap is part of mysys, not storage/heap.
+  */
+};
+#endif /* THREAD */
+
+void init_heap_psi_keys()
+{
+#ifdef THREAD
+  const char* category= "memory";
+  int count;
+
+  if (PSI_server == NULL)
+    return;
+
+  count= array_elements(all_heap_mutexes);
+  PSI_server->register_mutex(category, all_heap_mutexes, count);
+#endif /* THREAD */
+}
+#endif /* HAVE_PSI_INTERFACE */
+
+