Function _mi_page_unfull

3rd/mimalloc-2.0.9/src/page.c:337–349

Move a page from the full list back to a regular list

// Move a page from the full list back to a regular list
void _mi_page_unfull(mi_page_t* page) {
  mi_assert_internal(page != NULL);
  mi_assert_expensive(_mi_page_is_valid(page));
  mi_assert_internal(mi_page_is_in_full(page));
  if (!mi_page_is_in_full(page)) return;

  mi_heap_t* heap = mi_page_heap(page);
  mi_page_queue_t* pqfull = &heap->pages[MI_BIN_FULL];
  mi_page_set_in_full(page, false); // to get the right queue
  mi_page_queue_t* pq = mi_heap_page_queue_of(heap, page);
  mi_page_set_in_full(page, true);
  mi_page_queue_enqueue_from(pq, pqfull, page);
}

static void mi_page_to_full(mi_page_t* page, mi_page_queue_t* pq) {
  mi_assert_internal(pq == mi_page_queue_of(page));