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8213927: G1 ignores AlwaysPreTouch when UseTransparentHugePages is enabled #2355

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8213927: G1 ignores AlwaysPreTouch when UseTransparentHugePages is enabled #2355

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9 changes: 7 additions & 2 deletions src/hotspot/share/gc/g1/g1PageBasedVirtualSpace.cpp
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Expand Up @@ -232,14 +232,19 @@ class G1PretouchTask : public AbstractGangTask {
char* volatile _cur_addr;
char* const _start_addr;
char* const _end_addr;
size_t const _page_size;
size_t _page_size;
public:
G1PretouchTask(char* start_address, char* end_address, size_t page_size) :
AbstractGangTask("G1 PreTouch"),
_cur_addr(start_address),
_start_addr(start_address),
_end_addr(end_address),
_page_size(page_size) {
_page_size(0) {
#ifdef LINUX
_page_size = UseTransparentHugePages ? (size_t)os::vm_page_size(): page_size;
#else
_page_size = page_size;
#endif
}

virtual void work(uint worker_id) {
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