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allow page reclaim on free to the originating heap also within a threadpool

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daanx 2025-02-06 11:53:22 -08:00
parent 3d767ebef6
commit 4c562f392a
3 changed files with 9 additions and 8 deletions
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6
src/page.c
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@ -279,7 +279,7 @@ void _mi_page_abandon(mi_page_t* page, mi_page_queue_t* pq) {
else {
mi_page_queue_remove(pq, page);
mi_heap_t* heap = page->heap;
mi_page_set_heap(page, NULL);
mi_page_set_heap(page, NULL);
page->heap = heap; // dont set heap to NULL so we can reclaim_on_free within the same heap
_mi_arenas_page_abandon(page, heap->tld);
_mi_arenas_collect(false, false, heap->tld); // allow purging
@ -358,11 +358,11 @@ static void mi_page_to_full(mi_page_t* page, mi_page_queue_t* pq) {
mi_heap_t* heap = mi_page_heap(page);
if (heap->allow_page_abandon) {
// abandon full pages
// abandon full pages (this is the usual case in order to allow for sharing of memory between heaps)
_mi_page_abandon(page, pq);
}
else if (!mi_page_is_in_full(page)) {
// put full pages in a heap local queue
// put full pages in a heap local queue (this is for heaps that cannot abandon, for example, if the heap can be destroyed)
mi_page_queue_enqueue_from(&mi_page_heap(page)->pages[MI_BIN_FULL], pq, page);
_mi_page_free_collect(page, false); // try to collect right away in case another thread freed just before MI_USE_DELAYED_FREE was set
}