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only collect retired at fresh page allocation

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This commit is contained in:
daan 2020-01-20 12:14:34 -08:00
parent a33ebb8625
commit b77be05e40
1 changed files with 4 additions and 5 deletions
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9
src/page.c
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@ -234,7 +234,7 @@ void _mi_page_reclaim(mi_heap_t* heap, mi_page_t* page) {
mi_assert_internal(_mi_page_segment(page)->page_kind != MI_PAGE_HUGE);
mi_assert_internal(!page->is_reset);
mi_page_queue_t* pq = mi_page_queue(heap, mi_page_block_size(page));
mi_page_queue_push(heap, pq, page);
mi_page_queue_push(heap, pq, page);
mi_assert_expensive(_mi_page_is_valid(page));
}
@ -408,7 +408,7 @@ void _mi_page_retire(mi_page_t* page) {
if (mi_likely(page->xblock_size <= MI_SMALL_SIZE_MAX && !mi_page_is_in_full(page))) {
if (pq->last==page && pq->first==page) { // the only page in the queue?
mi_stat_counter_increase(_mi_stats_main.page_no_retire,1);
page->retire_expire = 4;
page->retire_expire = 16;
mi_assert_internal(mi_page_all_free(page));
return; // dont't free after all
}
@ -514,7 +514,7 @@ static mi_decl_noinline void mi_page_free_list_extend( mi_page_t* const page, co
mi_assert_internal(page->capacity + extend <= page->reserved);
mi_assert_internal(bsize == mi_page_block_size(page));
void* const page_area = _mi_page_start(_mi_page_segment(page), page, NULL );
mi_block_t* const start = mi_page_block_at(page, page_area, bsize, page->capacity);
// initialize a sequential free list
@ -678,6 +678,7 @@ static mi_page_t* mi_page_queue_find_free_ex(mi_heap_t* heap, mi_page_queue_t* p
mi_stat_counter_increase(heap->tld->stats.searches, count);
if (page == NULL) {
_mi_heap_collect_retired(heap, false); // perhaps make a page available
page = mi_page_fresh(heap, pq);
}
else {
@ -686,8 +687,6 @@ static mi_page_t* mi_page_queue_find_free_ex(mi_heap_t* heap, mi_page_queue_t* p
}
mi_assert_internal(page == NULL || mi_page_immediate_available(page));
// finally collect retired pages
_mi_heap_collect_retired(heap, false);
return page;
}