206 }
207
208 void ZHeap::undo_alloc_page(ZPage* page) {
209 assert(page->is_allocating(), "Invalid page state");
210
211 ZStatInc(ZCounterUndoPageAllocation);
212 log_trace(gc)("Undo page allocation, thread: " PTR_FORMAT " (%s), page: " PTR_FORMAT ", size: " SIZE_FORMAT,
213 ZThread::id(), ZThread::name(), p2i(page), page->size());
214
215 free_page(page, false /* reclaimed */);
216 }
217
218 void ZHeap::free_page(ZPage* page, bool reclaimed) {
219 // Remove page table entry
220 _page_table.remove(page);
221
222 // Free page
223 _page_allocator.free_page(page, reclaimed);
224 }
225
226 void ZHeap::uncommit_run() {
227 _page_allocator.uncommit_run();
228 }
229
230 void ZHeap::uncommit_stop() {
231 _page_allocator.uncommit_stop();
232 }
233
234 void ZHeap::flip_to_marked() {
235 ZVerifyViewsFlip flip(&_page_allocator);
236 ZAddress::flip_to_marked();
237 }
238
239 void ZHeap::flip_to_remapped() {
240 ZVerifyViewsFlip flip(&_page_allocator);
241 ZAddress::flip_to_remapped();
242 }
243
244 void ZHeap::mark_start() {
245 assert(SafepointSynchronize::is_at_safepoint(), "Should be at safepoint");
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206 }
207
208 void ZHeap::undo_alloc_page(ZPage* page) {
209 assert(page->is_allocating(), "Invalid page state");
210
211 ZStatInc(ZCounterUndoPageAllocation);
212 log_trace(gc)("Undo page allocation, thread: " PTR_FORMAT " (%s), page: " PTR_FORMAT ", size: " SIZE_FORMAT,
213 ZThread::id(), ZThread::name(), p2i(page), page->size());
214
215 free_page(page, false /* reclaimed */);
216 }
217
218 void ZHeap::free_page(ZPage* page, bool reclaimed) {
219 // Remove page table entry
220 _page_table.remove(page);
221
222 // Free page
223 _page_allocator.free_page(page, reclaimed);
224 }
225
226 void ZHeap::unmap_run() {
227 _page_allocator.unmap_run();
228 }
229
230 void ZHeap::unmap_stop() {
231 _page_allocator.unmap_stop();
232 }
233
234 void ZHeap::uncommit_run() {
235 _page_allocator.uncommit_run();
236 }
237
238 void ZHeap::uncommit_stop() {
239 _page_allocator.uncommit_stop();
240 }
241
242 void ZHeap::flip_to_marked() {
243 ZVerifyViewsFlip flip(&_page_allocator);
244 ZAddress::flip_to_marked();
245 }
246
247 void ZHeap::flip_to_remapped() {
248 ZVerifyViewsFlip flip(&_page_allocator);
249 ZAddress::flip_to_remapped();
250 }
251
252 void ZHeap::mark_start() {
253 assert(SafepointSynchronize::is_at_safepoint(), "Should be at safepoint");
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