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enable atomic yield when delayed_freeing is encountered

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daan 2020-01-22 20:12:42 -08:00
parent 0193a15f7e
commit 3bbbe6c686
2 changed files with 2 additions and 2 deletions
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2
src/heap.c
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@ -147,7 +147,7 @@ static void mi_heap_collect_ex(mi_heap_t* heap, mi_collect_t collect)
// collect all pages owned by this thread
mi_heap_visit_pages(heap, &mi_heap_page_collect, &collect, NULL);
mi_assert_internal( collect != ABANDON || heap->thread_delayed_free == NULL );
mi_assert_internal( collect != ABANDON || mi_atomic_read_ptr(mi_block_t,&heap->thread_delayed_free) == NULL );
// collect segment caches
if (collect >= FORCE) {

2
src/page.c
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@ -130,7 +130,7 @@ void _mi_page_use_delayed_free(mi_page_t* page, mi_delayed_t delay, bool overrid
tfreex = mi_tf_set_delayed(tfree, delay);
old_delay = mi_tf_delayed(tfree);
if (mi_unlikely(old_delay == MI_DELAYED_FREEING)) {
// mi_atomic_yield(); // delay until outstanding MI_DELAYED_FREEING are done.
mi_atomic_yield(); // delay until outstanding MI_DELAYED_FREEING are done.
tfree = mi_tf_set_delayed(tfree, MI_NO_DELAYED_FREE); // will cause CAS to busy fail
}
else if (delay == old_delay) {