mm/vmm: add put_page_top() helper function for stack pages

Signed-off-by: Pawel Wieczorkiewicz <[email protected]>
KernelTestFramework · Jul 11, 2022 · aa28159 · aa28159
1 parent a91ef96
commit aa28159
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/include/mm/vmm.h b/include/mm/vmm.h
@@ -55,4 +55,8 @@ static inline void *get_free_page_top(uint32_t flags) {
 
 static inline void put_page(void *page) { put_pages(page, PAGE_ORDER_4K); }
 
+static inline void put_page_top(void *page) {
+    put_pages(page - PAGE_SIZE, PAGE_ORDER_4K);
+}
+
 #endif /* KTF_VMM_H */