src/share/vm/gc_implementation/parNew/parNewGeneration.cpp

rev 7799 : imported patch 8073466-remove-ratining-functionality-in-pargcallocbuffer

*** 1,7 ****
  /*
!  * Copyright (c) 2001, 2014, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 2001, 2015, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 230,240 ****
      ParGCAllocBuffer* const plab = to_space_alloc_buffer();
      Space*            const sp   = to_space();
      if (word_sz * 100 <
          ParallelGCBufferWastePct * plab->word_sz()) {
        // Is small enough; abandon this buffer and start a new one.
!       plab->retire(false, false);
        size_t buf_size = plab->word_sz();
        HeapWord* buf_space = sp->par_allocate(buf_size);
        if (buf_space == NULL) {
          const size_t min_bytes =
            ParGCAllocBuffer::min_size() << LogHeapWordSize;
--- 230,240 ----
      ParGCAllocBuffer* const plab = to_space_alloc_buffer();
      Space*            const sp   = to_space();
      if (word_sz * 100 <
          ParallelGCBufferWastePct * plab->word_sz()) {
        // Is small enough; abandon this buffer and start a new one.
!       plab->retire();
        size_t buf_size = plab->word_sz();
        HeapWord* buf_space = sp->par_allocate(buf_size);
        if (buf_space == NULL) {
          const size_t min_bytes =
            ParGCAllocBuffer::min_size() << LogHeapWordSize;
*** 461,474 ****
    for (int i = 0; i < length(); ++i) {
      ParScanThreadState& par_scan_state = thread_state(i);
  
      // Flush stats related to To-space PLAB activity and
      // retire the last buffer.
!     par_scan_state.to_space_alloc_buffer()->
!       flush_stats_and_retire(_gen.plab_stats(),
!                              true /* end_of_gc */,
!                              false /* retain */);
  
      // Every thread has its own age table.  We need to merge
      // them all into one.
      ageTable *local_table = par_scan_state.age_table();
      _gen.age_table()->merge(local_table);
--- 461,471 ----
    for (int i = 0; i < length(); ++i) {
      ParScanThreadState& par_scan_state = thread_state(i);
  
      // Flush stats related to To-space PLAB activity and
      // retire the last buffer.
!     par_scan_state.to_space_alloc_buffer()->flush_and_retire_stats(_gen.plab_stats());
  
      // Every thread has its own age table.  We need to merge
      // them all into one.
      ageTable *local_table = par_scan_state.age_table();
      _gen.age_table()->merge(local_table);