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src/hotspot/share/gc/z/zObjectAllocator.cpp
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@@ -20,11 +20,10 @@
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
#include "precompiled.hpp"
-#include "gc/shared/threadLocalAllocBuffer.inline.hpp"
#include "gc/z/zCollectedHeap.hpp"
#include "gc/z/zGlobals.hpp"
#include "gc/z/zHeap.inline.hpp"
#include "gc/z/zObjectAllocator.hpp"
#include "gc/z/zPage.inline.hpp"
@@ -39,12 +38,10 @@
#include "utilities/align.hpp"
#include "utilities/debug.hpp"
static const ZStatCounter ZCounterUndoObjectAllocationSucceeded("Memory", "Undo Object Allocation Succeeded", ZStatUnitOpsPerSecond);
static const ZStatCounter ZCounterUndoObjectAllocationFailed("Memory", "Undo Object Allocation Failed", ZStatUnitOpsPerSecond);
-static const ZStatSubPhase ZSubPhasePauseRetireTLABS("Pause Retire TLABS");
-static const ZStatSubPhase ZSubPhasePauseRemapTLABS("Pause Remap TLABS");
ZObjectAllocator::ZObjectAllocator(uint nworkers) :
_nworkers(nworkers),
_used(0),
_shared_medium_page(NULL),
@@ -291,39 +288,16 @@
}
return 0;
}
-void ZObjectAllocator::retire_tlabs() {
- ZStatTimer timer(ZSubPhasePauseRetireTLABS);
+void ZObjectAllocator::retire_pages() {
assert(SafepointSynchronize::is_at_safepoint(), "Should be at safepoint");
- // Retire TLABs
- if (UseTLAB) {
- ZCollectedHeap* heap = ZCollectedHeap::heap();
- heap->ensure_parsability(true /* retire_tlabs */);
- heap->resize_all_tlabs();
- }
-
// Reset used
_used.set_all(0);
// Reset allocation pages
_shared_medium_page.set(NULL);
_shared_small_page.set_all(NULL);
_worker_small_page.set_all(NULL);
}
-
-static void remap_tlab_address(HeapWord** p) {
- *p = (HeapWord*)ZAddress::good_or_null((uintptr_t)*p);
-}
-
-void ZObjectAllocator::remap_tlabs() {
- ZStatTimer timer(ZSubPhasePauseRemapTLABS);
- assert(SafepointSynchronize::is_at_safepoint(), "Should be at safepoint");
-
- if (UseTLAB) {
- for (JavaThreadIteratorWithHandle iter; JavaThread* thread = iter.next(); ) {
- thread->tlab().addresses_do(remap_tlab_address);
- }
- }
-}
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