diff -r c565834fb592 -r e6b1331a51d2 src/share/vm/prims/jvmtiEnv.cpp
--- a/src/share/vm/prims/jvmtiEnv.cpp	Sat Sep 10 00:11:04 2011 -0700
+++ b/src/share/vm/prims/jvmtiEnv.cpp	Sat Sep 10 17:29:02 2011 -0700
@@ -2044,7 +2044,6 @@
   // make sure we haven't set this watch before
   if (fdesc_ptr->is_field_access_watched()) return JVMTI_ERROR_DUPLICATE;
   fdesc_ptr->set_is_field_access_watched(true);
-  update_klass_field_access_flag(fdesc_ptr);
 
   JvmtiEventController::change_field_watch(JVMTI_EVENT_FIELD_ACCESS, true);
 
@@ -2057,7 +2056,6 @@
   // make sure we have a watch to clear
   if (!fdesc_ptr->is_field_access_watched()) return JVMTI_ERROR_NOT_FOUND;
   fdesc_ptr->set_is_field_access_watched(false);
-  update_klass_field_access_flag(fdesc_ptr);
 
   JvmtiEventController::change_field_watch(JVMTI_EVENT_FIELD_ACCESS, false);
 
@@ -2070,7 +2068,6 @@
   // make sure we haven't set this watch before
   if (fdesc_ptr->is_field_modification_watched()) return JVMTI_ERROR_DUPLICATE;
   fdesc_ptr->set_is_field_modification_watched(true);
-  update_klass_field_access_flag(fdesc_ptr);
 
   JvmtiEventController::change_field_watch(JVMTI_EVENT_FIELD_MODIFICATION, true);
 
@@ -2083,7 +2080,6 @@
    // make sure we have a watch to clear
   if (!fdesc_ptr->is_field_modification_watched()) return JVMTI_ERROR_NOT_FOUND;
   fdesc_ptr->set_is_field_modification_watched(false);
-  update_klass_field_access_flag(fdesc_ptr);
 
   JvmtiEventController::change_field_watch(JVMTI_EVENT_FIELD_MODIFICATION, false);