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diff src/share/vm/gc_implementation/g1/g1CollectedHeap.inline.hpp @ 8853:2e093b564241

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7014552: gc/lock/jni/jnilockXXX works too slow on 1-processor machine Summary: Keep a counter of how many times we were stalled by the GC locker, add a diagnostic flag which sets the limit. Reviewed-by: brutisso, ehelin, johnc
author mgerdin
date Thu, 28 Mar 2013 10:27:28 +0100
parents c9814fadeb38
children b9a918201d47 d55c004e1d4d
line wrap: on
line diff
--- a/src/share/vm/gc_implementation/g1/g1CollectedHeap.inline.hpp	Wed Mar 27 10:55:37 2013 +0100
+++ b/src/share/vm/gc_implementation/g1/g1CollectedHeap.inline.hpp	Thu Mar 28 10:27:28 2013 +0100
@@ -60,7 +60,8 @@
 
 inline HeapWord*
 G1CollectedHeap::attempt_allocation(size_t word_size,
-                                    unsigned int* gc_count_before_ret) {
+                                    unsigned int* gc_count_before_ret,
+                                    int* gclocker_retry_count_ret) {
   assert_heap_not_locked_and_not_at_safepoint();
   assert(!isHumongous(word_size), "attempt_allocation() should not "
          "be called for humongous allocation requests");
@@ -68,7 +69,9 @@
   HeapWord* result = _mutator_alloc_region.attempt_allocation(word_size,
                                                       false /* bot_updates */);
   if (result == NULL) {
-    result = attempt_allocation_slow(word_size, gc_count_before_ret);
+    result = attempt_allocation_slow(word_size,
+                                     gc_count_before_ret,
+                                     gclocker_retry_count_ret);
   }
   assert_heap_not_locked();
   if (result != NULL) {