add alloc_pages_exact alloc_size attributes

Edited-by: Thibaut Sautereau <[email protected]> Signed-off-by: Daniel Micay <[email protected]>
sempervictus · Jan 6, 2021 · bb680b2 · bb680b2
1 parent 8d9ce20
commit bb680b2
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/include/linux/gfp.h b/include/linux/gfp.h
@@ -568,9 +568,9 @@ static inline struct page *alloc_pages(gfp_t gfp_mask, unsigned int order)
 extern unsigned long __get_free_pages(gfp_t gfp_mask, unsigned int order);
 extern unsigned long get_zeroed_page(gfp_t gfp_mask);
 
-void *alloc_pages_exact(size_t size, gfp_t gfp_mask);
+void *alloc_pages_exact(size_t size, gfp_t gfp_mask) __attribute__((alloc_size(1)));
 void free_pages_exact(void *virt, size_t size);
-void * __meminit alloc_pages_exact_nid(int nid, size_t size, gfp_t gfp_mask);
+void * __meminit alloc_pages_exact_nid(int nid, size_t size, gfp_t gfp_mask) __attribute__((alloc_size(2)));
 
 #define __get_free_page(gfp_mask) \
 		__get_free_pages((gfp_mask), 0)