src/hotspot/share/memory/universe.cpp

rev 52626 : webrev.03

*** 824,833 ****
--- 824,837 ----
    bool use_large_pages = UseLargePages && is_aligned(alignment, os::large_page_size());
    assert(!UseLargePages
        || UseParallelGC
        || use_large_pages, "Wrong alignment to use large pages");
  
+   // When AllocateOldGenAt is set, we cannot use largepages for entire heap memory.
+   // Only young gen which is allocated in dram can use large pages, but we currently don't support that.
+   use_large_pages = (AllocateOldGenAt != NULL) ? false : use_large_pages;
+ 
    // Now create the space.
    ReservedHeapSpace total_rs(total_reserved, alignment, use_large_pages, AllocateHeapAt);
  
    if (total_rs.is_reserved()) {
      assert((total_reserved == total_rs.size()) && ((uintptr_t)total_rs.base() % alignment == 0),