mm, kasan: SLAB support

[karo-tx-linux.git] / include / linux / kasan.h

diff --git a/include/linux/kasan.h b/include/linux/kasan.h
index 0fdc798e3ff795a9dffd75e36e90ce2b61141562..839f2007a0f9fbcb55acb1c53ecc55e9adf5c2d0 100644 (file)
--- a/include/linux/kasan.h
+++ b/include/linux/kasan.h
@@ -48,6 +48,9 @@ void kasan_unpoison_task_stack(struct task_struct *task);
 void kasan_alloc_pages(struct page *page, unsigned int order);
 void kasan_free_pages(struct page *page, unsigned int order);
 
+void kasan_cache_create(struct kmem_cache *cache, size_t *size,
+                       unsigned long *flags);
+
 void kasan_poison_slab(struct page *page);
 void kasan_unpoison_object_data(struct kmem_cache *cache, void *object);
 void kasan_poison_object_data(struct kmem_cache *cache, void *object);
@@ -61,6 +64,11 @@ void kasan_krealloc(const void *object, size_t new_size);
 void kasan_slab_alloc(struct kmem_cache *s, void *object);
 void kasan_slab_free(struct kmem_cache *s, void *object);
 
+struct kasan_cache {
+       int alloc_meta_offset;
+       int free_meta_offset;
+};
+
 int kasan_module_alloc(void *addr, size_t size);
 void kasan_free_shadow(const struct vm_struct *vm);
 
@@ -76,6 +84,10 @@ static inline void kasan_disable_current(void) {}
 static inline void kasan_alloc_pages(struct page *page, unsigned int order) {}
 static inline void kasan_free_pages(struct page *page, unsigned int order) {}
 
+static inline void kasan_cache_create(struct kmem_cache *cache,
+                                     size_t *size,
+                                     unsigned long *flags) {}
+
 static inline void kasan_poison_slab(struct page *page) {}
 static inline void kasan_unpoison_object_data(struct kmem_cache *cache,
                                        void *object) {}