diff options
Diffstat (limited to 'include/linux/slub_def.h')
| -rw-r--r-- | include/linux/slub_def.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h index 9b681f21c2a9..fb7b94a1e2ca 100644 --- a/include/linux/slub_def.h +++ b/include/linux/slub_def.h @@ -82,6 +82,7 @@ struct kmem_cache { int reserved; /* Reserved bytes at the end of slabs */ const char *name; /* Name (only for display!) */ struct list_head list; /* List of slab caches */ + int red_left_pad; /* Left redzone padding size */ #ifdef CONFIG_SYSFS struct kobject kobj; /* For sysfs */ #endif @@ -99,6 +100,11 @@ struct kmem_cache { */ int remote_node_defrag_ratio; #endif + +#ifdef CONFIG_KASAN + struct kasan_cache kasan_info; +#endif + struct kmem_cache_node *node[MAX_NUMNODES]; }; @@ -130,4 +136,15 @@ static inline void *virt_to_obj(struct kmem_cache *s, void object_err(struct kmem_cache *s, struct page *page, u8 *object, char *reason); +static inline void *nearest_obj(struct kmem_cache *cache, struct page *page, + void *x) { + void *object = x - (x - page_address(page)) % cache->size; + void *last_object = page_address(page) + + (page->objects - 1) * cache->size; + if (unlikely(object > last_object)) + return last_object; + else + return object; +} + #endif /* _LINUX_SLUB_DEF_H */ |