# HG changeset patch
# User Doug Simon <doug.simon@oracle.com>
# Date 1335188550 -7200
# Node ID e72dd6533eb95d81066950866b13e3adb45b019c
# Parent  7689999f0ea6ac8c89a6527103824147109c2ae2
documented importance of nmethod::_graal_compiled_method wrt code unloading and GC

diff -r 7689999f0ea6 -r e72dd6533eb9 src/share/vm/code/nmethod.hpp
--- a/src/share/vm/code/nmethod.hpp	Mon Apr 23 11:10:36 2012 +0200
+++ b/src/share/vm/code/nmethod.hpp	Mon Apr 23 15:42:30 2012 +0200
@@ -116,6 +116,7 @@
   int       _entry_bci;        // != InvocationEntryBci if this nmethod is an on-stack replacement method
   jmethodID _jmethod_id;       // Cache of method()->jmethod_id()
 
+  // Needed to keep nmethods alive that are not the default nmethod for the associated methodOop
   oop       _graal_compiled_method;
 
   // To support simple linked-list chaining of nmethods: