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diff src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp @ 17976:8e20ef014b08

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8043239: G1: Missing post barrier in processing of j.l.ref.Reference objects Summary: Removed all write barriers during reference processing and added explicit write barriers when iterating through the discovered list. Reviewed-by: pliden, jmasa, tschatzl
author brutisso
date Wed, 11 Jun 2014 10:46:47 +0200
parents e4d318eea75a
children a45a4f5a9609
line wrap: on
line diff
--- a/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	Tue Feb 11 13:29:53 2014 +0100
+++ b/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	Wed Jun 11 10:46:47 2014 +0200
@@ -2258,12 +2258,9 @@
                                 // degree of mt discovery
                            false,
                                 // Reference discovery is not atomic
-                           &_is_alive_closure_cm,
+                           &_is_alive_closure_cm);
                                 // is alive closure
                                 // (for efficiency/performance)
-                           true);
-                                // Setting next fields of discovered
-                                // lists requires a barrier.
 
   // STW ref processor
   _ref_processor_stw =
@@ -2278,12 +2275,9 @@
                                 // degree of mt discovery
                            true,
                                 // Reference discovery is atomic
-                           &_is_alive_closure_stw,
+                           &_is_alive_closure_stw);
                                 // is alive closure
                                 // (for efficiency/performance)
-                           false);
-                                // Setting next fields of discovered
-                                // lists does not require a barrier.
 }
 
 size_t G1CollectedHeap::capacity() const {