share/gc/parallel/adjoiningVirtualSpaces.hpp

rev 1 : G1GC+POGC+NVDIMM Patch with latest comments incorporated from all.

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2003, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2018, 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.

@@ -73,10 +73,12 @@
   // Same for the high space
   size_t _min_high_byte_size;
 
   const size_t _alignment;
 
+  int _nvdimm_fd;
+
  public:
   // Allocates two virtual spaces that will be located at the
   // high and low ends.  Does no initialization.
   AdjoiningVirtualSpaces(ReservedSpace rs,
                          size_t min_low_byte_size,

@@ -108,8 +110,10 @@
   // Sets the boundaries for the virtual spaces and commits and
   // initial size;
   void initialize(size_t max_low_byte_size,
                   size_t init_low_byte_size,
                   size_t init_high_byte_size);
+  void setup_fd(int fd) {_nvdimm_fd = fd;   }
+  int nvdimm_fd() const {return _nvdimm_fd; }
 };
 
 #endif // SHARE_VM_GC_PARALLEL_ADJOININGVIRTUALSPACES_HPP