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fix statistics for tracking the freed size of huge pages

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Daan 2025-05-28 16:37:02 -07:00
parent 3b567b1054
commit 2c839e7090
2 changed files with 11 additions and 5 deletions
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11
src/arena.c
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@ -807,18 +807,27 @@ void _mi_arenas_page_free(mi_page_t* page, mi_tld_t* stats_tld /* can be NULL */
mi_assert_internal(mi_page_is_abandoned(page));
mi_assert_internal(page->next==NULL && page->prev==NULL);
// statistics
const size_t block_size = mi_page_block_size(page);
if (stats_tld != NULL) {
mi_tld_stat_decrease(stats_tld, page_bins[_mi_page_bin(page)], 1);
mi_tld_stat_decrease(stats_tld, pages, 1);
if (block_size > MI_LARGE_MAX_OBJ_SIZE) {
mi_tld_stat_decrease(stats_tld, malloc_huge, block_size);
}
}
else {
mi_os_stat_decrease(page_bins[_mi_page_bin(page)], 1);
mi_os_stat_decrease(pages, 1);
if (block_size > MI_LARGE_MAX_OBJ_SIZE) {
mi_os_stat_decrease(malloc_huge, block_size);
}
}
// assertions
#if MI_DEBUG>1
if (page->memid.memkind==MI_MEM_ARENA && !mi_page_is_full(page)) {
size_t bin = _mi_bin(mi_page_block_size(page));
size_t bin = _mi_bin(block_size);
size_t slice_index;
size_t slice_count;
mi_arena_t* arena = mi_page_arena(page, &slice_index, &slice_count);

5
src/free.c
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@ -543,10 +543,7 @@ void mi_stat_free(const mi_page_t* page, const mi_block_t* block) {
mi_heap_stat_decrease(heap, malloc_bins[_mi_bin(bsize)], 1);
#endif
}
else {
const size_t bpsize = mi_page_block_size(page); // match stat in page.c:mi_huge_page_alloc
mi_heap_stat_decrease(heap, malloc_huge, bpsize);
}
// huge pages sizes are tracked in `arena.c:_mi_arenas_page_free`
}
#else
void mi_stat_free(const mi_page_t* page, const mi_block_t* block) {