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8244752: Enable Linux support for multiple huge page sizes -XX:LargePageSizeInBytes

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Reviewed-by: kbarrett, sjohanss, stuefe, tschatzl
This commit is contained in:
Ivan Walulya 2020-05-14 15:27:17 +02:00
parent dde3b90050
commit 31479a0d48
2 changed files with 81 additions and 20 deletions
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6
src/hotspot/os/linux/os_linux.hpp
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@ -56,6 +56,8 @@ class Linux {
static GrowableArray<int>* _cpu_to_node;
static GrowableArray<int>* _nindex_to_node;
static size_t _default_large_page_size;
protected:
static julong _physical_memory;
@ -81,7 +83,9 @@ class Linux {
static GrowableArray<int>* cpu_to_node() { return _cpu_to_node; }
static GrowableArray<int>* nindex_to_node() { return _nindex_to_node; }
static size_t find_large_page_size();
static size_t default_large_page_size();
static size_t find_default_large_page_size();
static size_t find_large_page_size(size_t page_size);
static size_t setup_large_page_size();
static bool setup_large_page_type(size_t page_size);