src/share/vm/memory/metaspace.cpp

rev 7462 : 8064457: Introduce compressed oops mode disjoint base and improve compressed heap handling.

@@ -420,11 +420,11 @@
   // memory addresses don't conflict.
   if (DumpSharedSpaces) {
     bool large_pages = false; // No large pages when dumping the CDS archive.
     char* shared_base = (char*)align_ptr_up((char*)SharedBaseAddress, Metaspace::reserve_alignment());
 
-    _rs = ReservedSpace(bytes, Metaspace::reserve_alignment(), large_pages, shared_base, 0);
+    _rs = ReservedSpace(bytes, Metaspace::reserve_alignment(), large_pages, shared_base);
     if (_rs.is_reserved()) {
       assert(shared_base == 0 || _rs.base() == shared_base, "should match");
     } else {
       // Get a mmap region anywhere if the SharedBaseAddress fails.
       _rs = ReservedSpace(bytes, Metaspace::reserve_alignment(), large_pages);

@@ -3022,11 +3022,11 @@
   bool large_pages = false;
 
   ReservedSpace metaspace_rs = ReservedSpace(compressed_class_space_size(),
                                              _reserve_alignment,
                                              large_pages,
-                                             requested_addr, 0);
+                                             requested_addr);
   if (!metaspace_rs.is_reserved()) {
 #if INCLUDE_CDS
     if (UseSharedSpaces) {
       size_t increment = align_size_up(1*G, _reserve_alignment);
 

@@ -3036,11 +3036,11 @@
       char *addr = requested_addr;
       while (!metaspace_rs.is_reserved() && (addr + increment > addr) &&
              can_use_cds_with_metaspace_addr(addr + increment, cds_base)) {
         addr = addr + increment;
         metaspace_rs = ReservedSpace(compressed_class_space_size(),
-                                     _reserve_alignment, large_pages, addr, 0);
+                                     _reserve_alignment, large_pages, addr);
       }
     }
 #endif
     // If no successful allocation then try to allocate the space anywhere.  If
     // that fails then OOM doom.  At this point we cannot try allocating the