add memattr to memory of glibc_malloc

deps/oblib/src/lib/alloc/malloc_hook.h

@@ -12,7 +12,7 @@
 
 #ifndef MALLOC_HOOK_H
 #define MALLOC_HOOK_H
-
+#include "lib/alloc/alloc_struct.h"
 extern void init_malloc_hook();
 
 inline bool& in_hook()
@@ -20,5 +20,31 @@ inline bool& in_hook()
   thread_local bool in_hook = false;
   return in_hook;
 }
+namespace oceanbase
+{
+namespace lib
+{
+class ObMallocHookAttrGuard
+{
+public:
+  ObMallocHookAttrGuard(ObMemAttr& attr)
+   : old_attr_(tl_mem_attr)
+  {
+    tl_mem_attr = attr;
+  }
+  ~ObMallocHookAttrGuard()
+  {
+    tl_mem_attr = old_attr_;
+  }
+  static ObMemAttr get_tl_mem_attr()
+  {
+    return tl_mem_attr;
+  }
+private:
+  static thread_local ObMemAttr tl_mem_attr;
+  ObMemAttr old_attr_;
+};
+}
+}
 
 #endif /* MALLOC_HOOK_H */