Mercurial > hg > truffle

diff src/share/vm/gc_implementation/parallelScavenge/psTasks.cpp @ 7179:d0aa87f04bd5

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
8003720: NPG: Method in interpreter stack frame can be deallocated Summary: Pass down a closure during root scanning to keep the class of the method alive. Reviewed-by: coleenp, jcoomes
author stefank
date Tue, 27 Nov 2012 10:13:20 +0100
parents f81a7c0c618d
children eda078b01c65
line wrap: on
line diff
--- a/src/share/vm/gc_implementation/parallelScavenge/psTasks.cpp	Mon Nov 26 12:31:03 2012 -0500
+++ b/src/share/vm/gc_implementation/parallelScavenge/psTasks.cpp	Tue Nov 27 10:13:20 2012 +0100
@@ -65,7 +65,8 @@
     case threads:
     {
       ResourceMark rm;
-      Threads::oops_do(&roots_closure, NULL);
+      CLDToOopClosure* cld_closure = NULL; // Not needed. All CLDs are already visited.
+      Threads::oops_do(&roots_closure, cld_closure, NULL);
     }
     break;
 
@@ -120,13 +121,14 @@
 
   PSPromotionManager* pm = PSPromotionManager::gc_thread_promotion_manager(which);
   PSScavengeRootsClosure roots_closure(pm);
+  CLDToOopClosure* roots_from_clds = NULL;  // Not needed. All CLDs are already visited.
   CodeBlobToOopClosure roots_in_blobs(&roots_closure, /*do_marking=*/ true);
 
   if (_java_thread != NULL)
-    _java_thread->oops_do(&roots_closure, &roots_in_blobs);
+    _java_thread->oops_do(&roots_closure, roots_from_clds, &roots_in_blobs);
 
   if (_vm_thread != NULL)
-    _vm_thread->oops_do(&roots_closure, &roots_in_blobs);
+    _vm_thread->oops_do(&roots_closure, roots_from_clds, &roots_in_blobs);
 
   // Do the real work
   pm->drain_stacks(false);