add is_huge page flag to ensure the right page queue is returned (see #868)

2024-03-24 17:07:28 -07:00
parent 9c96d05ee4
commit 006ae2d055
7 changed files with 46 additions and 35 deletions
--- a/include/mimalloc/internal.h
+++ b/include/mimalloc/internal.h
@@ -470,7 +470,9 @@ static inline size_t mi_page_block_size(const mi_page_t* page) {
 }

 static inline bool mi_page_is_huge(const mi_page_t* page) {
-  return (_mi_page_segment(page)->page_kind == MI_PAGE_HUGE);
+  mi_assert_internal((page->is_huge && _mi_page_segment(page)->page_kind == MI_PAGE_HUGE) ||
+                     (!page->is_huge && _mi_page_segment(page)->page_kind != MI_PAGE_HUGE));
+  return page->is_huge;
 }

 // Get the usable block size of a page without fixed padding.